CN209822030U - Traffic signal lamp state monitoring system - Google Patents
Traffic signal lamp state monitoring system Download PDFInfo
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- CN209822030U CN209822030U CN201920775477.5U CN201920775477U CN209822030U CN 209822030 U CN209822030 U CN 209822030U CN 201920775477 U CN201920775477 U CN 201920775477U CN 209822030 U CN209822030 U CN 209822030U
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Abstract
The utility model relates to an intelligent road traffic technical field, concretely relates to traffic signal lamp state monitoring system. The traffic signal lamp state monitoring system comprises at least one traffic signal lamp group, at least one terminal device, a collecting unit device and a road traffic signal controller; the input end of the terminal device is correspondingly connected with the traffic signal lamp set, and the communication end of the terminal device is connected with the communication end of the collecting unit device and is used for detecting the actual operation parameters of the signal lamp in real time and feeding back the actual operation parameters to the collecting unit device; the road traffic signal controller is connected with a wiring end of the traffic signal lamp group and a collecting unit device, and the collecting unit device is used for collecting actual operation parameters of the signal lamps fed back by the terminal device. The traffic signal lamp state monitoring system and the method have the characteristics of strong practicability and obvious effect, and are easy to popularize and upgrade the conventional intersection equipment.
Description
Technical Field
The utility model relates to an intelligent road traffic technical field, concretely relates to traffic signal lamp state monitoring system.
Background
With the development of urban road traffic, people have higher and higher requirements on whether traffic traveling is smooth or not. The traffic signal lamp is positioned at the foremost end of the road traffic control system, and whether the working state is normal or not directly influences whether the traffic is smooth or not, and a traffic accident can be caused when the traffic signal lamp is serious. Therefore, the monitoring of the working state of the traffic signal lamp is very important.
For monitoring the state of the traffic signal lamp, the imported and some domestic road traffic signal controllers can detect the voltage and current states of the driving output end of the signal lamp. But due to the installation and construction reasons of domestic signal lamp traffic equipment and the complex actual working environment, the function can not be normally used. Such as: the drive output has a plurality of banks to connect in parallel, even there is a signal lamp to damage, and the semaphore controller can't detect. In addition, in many cases at intersections, the driving output terminal has residual voltage, or the output has leakage current due to insufficient aging insulation performance of the cable. It causes misjudgment of signal control. These conditions make it difficult for the signal controller to accurately monitor the operating state of the traffic signal.
Other signal lamp state detection methods are also available in the market, most of which are single, for example, the voltage and current at the output end of each signal lamp are monitored at the signal controller side, and the method is essentially consistent with the voltage and current detection function of the signal controller, still limited by the above conditions, and limited in application.
At present, the fault of the traffic signal lamp is mainly repaired in a manual mode. For more important or busy intersections, fault feedback may be more timely, but for remote intersections, it may be weeks or months.
Disclosure of Invention
In order to solve the not enough of existence among the prior art, the utility model provides a traffic signal lamp state monitoring system, traffic signal lamp state monitoring system and method practicality are strong, and the characteristics that the effect is showing are easily promoted and current crossing equipment transformation is upgraded.
According to the technical scheme provided by the utility model, the utility model provides a traffic signal lamp state monitoring system, the traffic signal lamp state monitoring system includes at least one traffic signal lamp banks, at least one terminal device, collects unit device and road traffic signal controller;
the input end of the terminal device is correspondingly connected with the traffic signal lamp set, and the communication end of the terminal device is connected with the communication end of the collecting unit device;
the road traffic signal controller is connected with the wiring terminal of the traffic signal lamp set and the collecting unit device;
and the collecting unit device is used for collecting the actual operation parameters of the signal lamp fed back by the terminal device.
Further, the terminal device includes: the device comprises a first power supply module, a sampling detection module, a first control module and a first communication module;
the first power supply module is used for supplying power to the terminal device;
the input end of the sampling detection module is connected with each signal lamp in the traffic signal lamp group, and the output end of the sampling detection module is connected with the first control module;
the first communication module can establish communication connection with the collecting unit device;
the communication end of the first control module is connected with the first communication module, the working state of the signal lamp is judged by comparing the actual operation parameters of the signal lamp with the preset operation parameters of the signal lamp, and the actual operation parameters of the signal lamp and the working state judgment result of the signal lamp are sent to the collecting unit device through the first communication module.
Furthermore, the collecting unit device comprises a second power module, a second control module and a second communication module;
the second power supply module is used for supplying power to the collecting unit device;
the second communication module can establish communication connection with the terminal device and the road traffic signal controller;
and the second control module and the communication end are connected with the second communication module and used for receiving the actual operation parameter information sent by the second communication module and the light color control signal of the traffic signal lamp set and judging the signal lamp state according to the light color control signal and the actual operation parameter sent by the road traffic signal controller.
Further, the second communication module comprises a communication module A and a communication module B; the communication module A is used for establishing communication connection with the terminal device and receiving actual operation parameters of the signal lamp fed back by the terminal device; and the communication module B is used for being connected with the road traffic signal controller and receiving the light color control signal sent by the traffic signal controller.
It can be seen from the above that, the utility model provides a traffic signal lamp state monitoring system and method, compare with prior art and possess following advantage: the terminal device realizes the actual electrical state detection of the traffic signal lamp, the collecting unit device completes the collection of all terminal electrical acquisition information, and simultaneously, the collecting unit device communicates with the traffic signal machine, acquires the control information of all signal lamps of the signal machine controller, and feeds the detection information back to the traffic signal controller. The mode can timely and accurately reflect the working state of the traffic signal lamp, so that the fault reporting and maintenance management of the traffic signal lamp are carried out by utilizing the conventional traffic management platform, the intelligent management of the traffic signal lamp is realized, and the method has strong practicability.
Drawings
Fig. 1 is an electrical connection diagram of the present invention.
Fig. 2 is a topological diagram of the present invention.
Fig. 3 is a structural topological diagram of the terminal device of the present invention.
Fig. 4 is a structural topology diagram of the collection unit device of the present invention.
1. The system comprises a terminal device, 2 a collecting unit device, 3 a road traffic signal controller, 4a traffic signal lamp set, 5 a first power module, 6 a sampling detection module, 7 a first control module, 8 a first communication module, 9 a second power module, 10 a second communication module and 11 a second control module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings. The terms "inner" and "outer" are used to refer to directions toward and away from, respectively, the geometric center of a particular component.
The utility model provides a traffic signal lamp state monitoring system, as shown in figure 1 ~ figure 4, the traffic signal lamp state monitoring system comprises at least one traffic signal lamp group 4, at least one terminal device 1, a collecting unit device 2 and a road traffic signal controller 3, wherein the signal lamp in each general traffic signal lamp group 4 comprises a red lamp, a yellow lamp and a green lamp;
the system comprises terminal devices 1, wherein the input end of one terminal device 1 is correspondingly connected with a traffic signal lamp set 4, and the communication end of the terminal device 1 and the communication end of a convergence unit device 2 are respectively connected with a communication terminal; the terminal device 1 is an independent device, and the terminal device 1 is attached to and installed in a traffic signal lamp group 4 lamp box of a road junction and is respectively connected with each signal lamp of the traffic signal lamp group 4. It should be explained that the terminal device 1 is designed with low power consumption, and will not affect the normal operation of the traffic signal lamp set and the road traffic signal controller 3.
A road traffic signal controller 3, the road traffic signal controller 3 being connected to a terminal of each signal of the traffic signal light group 4, and the road traffic signal controller 3 being communicatively connected to the sink unit device 2. It should be explained that the traffic signal controller is used as a common intersection traffic control device, and the specific structure thereof is out of the scope of the present invention and will not be described in detail.
And the collecting unit device 2 is connected with the communication end of at least one terminal device 1, and the terminal device 1 is installed at the side of the intersection traffic signal controller and used for collecting the actual operation parameters of the signal lamps fed back by the terminal device 1.
To the utility model discloses a terminal device 1, terminal device 1 includes: the device comprises a first power module 5, a sampling detection module 6, a first control module 7 and a first communication module 8;
the power acquisition end of the first power module 5 is connected with the power line of the traffic signal lamp set 4, and the power supply end of the first power module is connected with the first control module 7 and the communication module and is used for getting power from the power line of the traffic signal lamp set 4 and supplying power to the terminal device 1;
the input end of the sampling detection module 6 is connected with each signal lamp in the traffic signal lamp group 4, and the output end of the sampling detection module is connected with the first control module 7, and the sampling detection module is used for detecting the actual operation parameters of each signal lamp in the traffic signal lamp group 4 in real time and sending the actual operation parameters to the first control module 7; preferably, the sampling detection module 6 includes a voltage transformer and a current transformer, and the voltage transformer and the current transformer are used for collecting voltage signals and current signals on each signal lamp line; in order to ensure the accuracy and reliability of the sampled data, the sampling detection module 6 also performs filtering processing on the acquired actual operation parameters.
The first communication module 8 can establish a communication connection with the collection unit device 2; the first communication module 8 uses a wireless communication mode (e.g., zigbee) or a wired communication mode (e.g., RS485 or power carrier), which is a mature electronic technology at present and will not be described in detail.
The first control module 7 is connected with the first communication module 8 through a communication end, compares the actual operation parameters of the signal lamps with the preset operation parameters of the signal lamps to judge the working states of the signal lamps, and sends the actual operation parameters of the signal lamps and the working state judgment results of the signal lamps to the collecting unit device 2 through the first communication module 8; preferably, the first control module 7 may implement its said functions using a device of the type of Atmega64A microprocessor.
For the collecting unit device 2 of the present invention, the collecting unit device 2 includes a second power module 9, a second control module 11 and a second communication module 10;
the second power module 9 is configured to supply power to the collecting unit apparatus 2; preferably, the second power module 9 supplies normal operating voltage to each module of the collecting unit device 2 by taking power from a 220V ac power supply in the road traffic signal controller 3, so that the collecting unit device 2 operates normally.
The second communication module 10 is capable of establishing communication connection with the terminal device 1 and the road traffic signal controller 3; preferably, the second communication module 10 includes a communication module a and a communication module B; the communication module A is used for establishing communication connection with the terminal device 1 and receiving actual operation parameters of the signal lamp fed back by the terminal device 1; and the communication module B is used for being connected with the road traffic signal controller 3 and receiving the light color control signal sent by the traffic signal controller.
And the communication end of the second control module 11 is connected with the second communication module 10, and is configured to receive actual operation parameter information sent by the second communication module 10 and a light color control signal of the traffic signal lamp set 4, and determine a signal lamp state according to the light color control signal and the actual operation parameter sent by the road traffic signal controller 3. It can be understood that the second control module 11 on the one hand aggregates the actual operating states of the signal lights sent by the respective terminal devices 1; and on the other hand, the traffic signal controller is communicated with the traffic signal controller to acquire the control information of the road traffic signal lamp controller to each signal lamp group in real time. And then, comparing the signal lamp control signal with the actual working state to judge whether the work of each signal lamp group is normal or not. If the abnormality occurs, the abnormal state is fed back to the traffic control signal controller in time; preferably, the second control module 11 may implement the functions thereof using a device of the type STM32F407ZGT6 microprocessor.
The utility model aims at overcoming the not enough of current signal lamp operating condition detection mode, providing a new signal lamp detection mode and detecting system, be connected with the signal lamp at every signal lamp group side-mounting electrical status detection terminal device 1 in the crossing promptly. A collecting unit device 2 is arranged at the side of the traffic signal controller and is connected with the traffic signal controller; the terminal apparatus 1 and the sink unit apparatus 2 communicate by wire or wirelessly.
The terminal device 1 detects the actual electrical state of the traffic signal lamp, the collecting unit device 2 collects all terminal electrical acquisition information, communicates with the traffic signal machine, acquires the control information of all signal lamps of the signal machine controller, compares the control information with the actual state of the signal lamps, judges whether the signal lamps work normally or not, and feeds detection information back to the traffic signal controller. The mode can timely and accurately reflect the working state of the traffic signal lamp, so that the fault reporting and maintenance management of the traffic signal lamp are carried out by utilizing the conventional traffic management platform, the intelligent management of the traffic signal lamp is realized, and the method has strong practicability.
Those of ordinary skill in the art will understand that: the above description is only for the specific embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A traffic signal lamp state monitoring system is characterized by comprising at least one traffic signal lamp group (4), at least one terminal device (1), a collecting unit device (2) and a road traffic signal controller (3);
the input end of the terminal device (1) is correspondingly connected with the traffic signal lamp set (4), and the communication end of the terminal device is connected with the communication end of the collecting unit device (2);
the road traffic signal controller (3) is connected with a wiring terminal of a traffic signal lamp set (4) and the collecting unit device (2);
and the collecting unit device (2) is used for collecting the actual operation parameters of the signal lamps fed back by the terminal device (1).
2. A traffic signal condition monitoring system according to claim 1, characterized in that said terminal device (1) comprises: the device comprises a first power module (5), a sampling detection module (6), a first control module (7) and a first communication module (8);
the first power supply module (5) is used for supplying power to the terminal device (1);
the input end of the sampling detection module (6) is connected with each signal lamp in the traffic signal lamp group (4), and the output end of the sampling detection module is connected with the first control module (7);
the first communication module (8) can establish a communication connection with the collection unit device (2);
the first control module (7) and the communication end are connected with the first communication module (8), and are used for comparing the actual operation parameters of the signal lamps with the preset operation parameters of the signal lamps to judge the working states of the signal lamps, and sending the actual operation parameters of the signal lamps and the working state judgment results of the signal lamps to the collecting unit device (2) through the first communication module (8).
3. The traffic signal condition monitoring system according to claim 1, characterized in that said collection unit means (2) comprises a second power module (9), a second control module (11) and a second communication module (10);
the second power supply module (9) is used for supplying power to the collecting unit device (2);
the second communication module (10) can establish communication connection with the terminal device (1) and the road traffic signal controller (3);
and the communication end of the second control module (11) is connected with the second communication module (10).
4. The traffic signal condition monitoring system according to claim 3, wherein the second communication module (10) includes an A communication module and a B communication module; the communication module A is used for establishing communication connection with the terminal device (1) and receiving actual operation parameters of the signal lamp fed back by the terminal device (1); and the communication module B is used for being connected with the road traffic signal controller (3) and receiving the light color control signal sent by the traffic signal controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920775477.5U CN209822030U (en) | 2019-05-27 | 2019-05-27 | Traffic signal lamp state monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920775477.5U CN209822030U (en) | 2019-05-27 | 2019-05-27 | Traffic signal lamp state monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209822030U true CN209822030U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920775477.5U Active CN209822030U (en) | 2019-05-27 | 2019-05-27 | Traffic signal lamp state monitoring system |
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|---|---|
| CN (1) | CN209822030U (en) |
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2019
- 2019-05-27 CN CN201920775477.5U patent/CN209822030U/en active Active
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