CN217467840U - Intelligent traffic condition monitoring device - Google Patents

Abstract

The utility model discloses an intelligent traffic condition monitoring device, the monitoring device utilizes a detection module 1 to detect that a traffic light in the north-south direction is lighted, then outputs an opening signal 1 to a processing module 1, the processing module 1 outputs a green light signal 1 to a transmitting module 1, the transmitting module 1 transmits a wireless signal 1 to a receiving module 2, the receiving module 2 outputs a high-level light signal 1 to a judging module, utilizes the detection module 2 to detect that a traffic light in the east-west direction is lighted, then outputs an opening signal 2 to the processing module 2, the processing module 2 outputs a green light signal 2 to the judging module, the judging module controls a far-end transmitting module to transmit an alarm signal, and also controls a starting action module to work, the action module controls an executing action module to execute control actions, the monitoring device can accurately monitor the faults of green lights in two directions of a crossroad simultaneously, and actively and effectively feeds back the fault conditions to the related maintenance departments in time, thereby reducing the occurrence of traffic accidents as much as possible.

Description

Intelligent traffic condition monitoring device

Technical Field

The utility model relates to a traffic field especially relates to a traffic situation intelligent monitoring device.

Background

At present, roads are more and more constructed, the number of vehicles used by people is also very huge, and a traffic light is usually arranged at an intersection to maintain traffic order, so that traffic is maintained under the condition of smooth operation, but when the traffic light breaks down, if the collision of green lights occurs in the east-west direction and the south-north direction of the intersection, the condition of traffic jam can be caused, and even serious traffic accidents occur.

In the prior art, after a green light fault occurs in the east-west direction and the south-north direction of a crossroad, a pedestrian is usually used to make a call to a related maintenance department actively, or a traffic police inspects the fault and reports the fault to the related maintenance department, the related maintenance department performs maintenance or replacement after knowing the fault, serious traffic jam or traffic accident may be caused in the time waiting for maintenance, and a part of the traffic lights are provided with cameras, such as an automatic traffic light fault monitoring device (application number: 201621373861.5, published as: 2017.07.07) disclosed in the prior art, the cameras are used for shooting traffic light photos for identification, and further performing fault judgment, the monitoring mode is easily influenced by external factors, such as inaccurate judgment result due to bad weather, and in addition, effective monitoring cannot be performed if the cameras are in fault, the timeliness, the accuracy and the effectiveness of the existing traffic monitoring technology need to be further improved, and traffic accidents are reduced as much as possible.

Disclosure of Invention

For solving the problem that exists among the above-mentioned background art, the utility model provides a traffic situation intelligent monitoring device, the trouble of green light simultaneously of two directions in monitoring crossroad that can be accurate to initiative, timely effectual for relevant maintenance department feedback fault situation, reduce the emergence of traffic accident as far as.

The technical scheme of the utility model is that:

an intelligent monitoring device for traffic conditions comprises a detection module 1, a detection module 2, a processing module 1, a processing module 2, a transmitting module 1, a receiving module 2, a judging module, a far-end transmitting module, an action module and an action execution module;

the method comprises the following steps that after a detection module 1 detects that a traffic light in the south-north direction of a crossroad is turned on, a starting signal 1 is output to a processing module 1, the processing module 1 processes the starting signal 1 and then outputs a green light signal 1 to a transmitting module 1, the transmitting module 1 transmits a wireless signal 1 to a receiving module 2, and the receiving module 2 receives the wireless signal 1 and then outputs a high-level light signal 1 to a judging module;

the detection module 2 outputs a starting signal 2 to the processing module 2 after detecting that a traffic light in the east-west direction of the crossroad is turned on, and the processing module 2 processes the starting signal 2 and outputs a green light signal 2 to the judgment module;

the distinguishing module controls the remote transmitting module to work and transmit an alarm signal after receiving the high-level lamp signal 1 and the green lamp signal 2 respectively, and simultaneously controls the starting action module to work and controls the executing action module to execute the control action;

the detection module 1 comprises a current transformer 1, the current transformer 1 is connected with a traffic light green light in the north-south direction in series, the traffic light green light in the north-south direction is detected to be on, and a starting signal 1 is output to the processing module 1;

the detection module 2 comprises a current transformer 2, the current transformer 2 is connected in series with a traffic light green light in the east-west direction, the traffic light green light in the east-west direction is detected to be on, and a starting signal 2 is output to the processing module 2;

the processing module 1 receives the starting signal 1 output by the detection module 1, rectifies, filters and amplifies the starting signal 1, and outputs a green light signal 1 to the transmitting module 1;

the processing module 2 receives the starting signal 2 output by the detection module 2, rectifies, filters and amplifies the starting signal 2, and outputs a green light signal 2 to the judgment module;

the transmitting module 1 comprises a wireless coding integrated circuit 1 and a wireless transmitting integrated circuit 1, the wireless coding integrated circuit 1 performs coding work after receiving the green light signal 1 output by the processing module 1, and outputs a coding signal 1, the coding signal 1 is transmitted to the wireless transmitting integrated circuit 1, and the wireless transmitting integrated circuit 1 modulates the received coding signal 1 and then transmits the wireless signal 1 to a receiving module 2;

the receiving module 2 comprises a wireless receiving integrated circuit 2 and a wireless decoding integrated circuit 2, the wireless receiving integrated circuit 2 receives a wireless signal 1 transmitted by the wireless transmitting integrated circuit 1 and transmits the wireless signal 1 to the wireless decoding integrated circuit 2, and the wireless decoding integrated circuit 2 decodes the wireless signal 1 and outputs a high-level lamp signal 1 to the judging module;

the judging module outputs a fault signal after receiving a high-level lamp signal 1 transmitted by the receiving module 2 and a green lamp signal 2 output by the processing module 2 at the same time, the fault signal is delayed and then transmitted to the action module, the action module is started to work, the action module controls the execution action module to execute control action, and the execution action module controls the traffic lamps in the north-south direction of the crossroad and the traffic lamps in the east-west direction of the crossroad to be turned off;

after the fault signal is delayed, the waveform shaping is carried out, the shaped fault signal triggers and controls the far-end transmitting module to work, and the far-end transmitting module transmits the alarm signal.

The utility model has the advantages that:

this application is in crossroad north-south direction and the east-west orientation after the green lamp's of while trouble appears, and transmission alarm signal arrives the distal end, like the surveillance center, initiatively, in time effectual for relevant maintenance department feedback fault situation, reduce the emergence of traffic accident as far as, simultaneously, the traffic lamp of control crossroad north-south direction and the traffic lamp of crossroad east-west orientation extinguish to avoid the full green lamp trouble, lead to serious traffic accident to take place.

Drawings

Fig. 1 is a block diagram of a conventional traffic light control.

Fig. 2 is a schematic flow chart of the present invention.

Fig. 3 is a circuit schematic of the processing module 1.

Fig. 4 is a circuit schematic of the processing module 2.

Fig. 5 is a schematic circuit diagram of the determination module and the operation module.

FIG. 6 is a functional block diagram of a block diagram of an implementation of actions.

Fig. 7 is a circuit schematic of the control module.

Detailed Description

In order to clearly understand the technical means of the present invention and to implement the present invention according to the content of the specification, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples, which are used for illustrating the present invention but are not intended to limit the scope of the present invention.

An intelligent monitoring device for traffic conditions comprises a detection module 1, a detection module 2, a processing module 1, a processing module 2, a transmitting module 1, a receiving module 2, a judging module, a far-end transmitting module, an action module and an action execution module;

the method comprises the following steps that after a detection module 1 detects that a traffic light in the south-north direction of a crossroad is turned on, a starting signal 1 is output to a processing module 1, the processing module 1 processes the starting signal 1 and then outputs a green light signal 1 to a transmitting module 1, the transmitting module 1 transmits a wireless signal 1 to a receiving module 2, and the receiving module 2 receives the wireless signal 1 and then outputs a high-level light signal 1 to a judging module;

the detection module 2 outputs a starting signal 2 to the processing module 2 after detecting that a traffic light in an east-west direction of the crossroad is turned on, and the processing module 2 processes the starting signal 2 and outputs a green light signal 2 to the judgment module;

the distinguishing module controls the remote transmitting module to work and transmit the alarm signal after receiving the high-level lamp signal 1 and the green lamp signal 2 respectively, and meanwhile, the distinguishing module also controls the starting action module to work and the action module controls the execution action module to execute the control action.

At present, be provided with the traffic light at the crossroad, when the colour of traffic light is green, permit vehicle, pedestrian's traffic, the traffic light is used for maintaining traffic order, however, break down when the traffic light, green lamp's conflict has appeared simultaneously in crossroad east-west direction and north-south direction, then can cause the situation of traffic jam, serious traffic accident appears more even, this application provides a traffic situation intelligent monitoring device, the trouble of green lamp simultaneously in two directions of monitoring crossroad that can be accurate, and initiative, in time effectual for relevant maintenance department feedback fault situation, reduce the emergence of traffic accident as far as.

As shown in fig. 1, fig. 1 is a block diagram of a conventional traffic light control, which generally includes three parts, namely, a power supply, a control unit, and a traffic light, where the power supply provides power voltages for the control unit and the traffic light, and the control unit controls the on/off of the color of the traffic light and the color conversion.

Preferably, fig. 2 is a schematic flow chart of the present invention, specifically, the detection module 1 is installed in a traffic light device in the north-south direction of the intersection, and the current transformer 1 is used to connect traffic light green lights in the north-south direction in series, when the traffic light green light in the north-south direction is on, the current transformer 1 can detect the existence of current, and outputs an opening signal 1 to the processing module 1;

detection module 2 installs in the traffic light device of crossroad east west, utilizes current transformer 2 to establish ties the traffic light green light of east west ascending, and when the traffic light green light of east west ascending, current transformer 2 can detect the existence of electric current, outputs turn-on signal 2 to processing module 2.

As shown in fig. 3, fig. 3 is a schematic diagram of a specific implementation circuit of the processing module 1, the processing module 1 is installed in a traffic light device in the north-south direction of a crossroad, the processing module 1 receives an on signal 1 output by the detection module 1 through a diode D1, performs rectification by using a diode D1, performs filtering by using a capacitor C1, performs amplification by using an operational amplifier AR1, and the operational amplifier AR1 outputs a green light signal 1 to the emission module 1.

As shown in fig. 4, fig. 4 is a schematic diagram of a specific implementation circuit of the processing module 2, the processing module 2 is installed in a traffic light device at an intersection in an east-west direction, the processing module 2 receives the turn-on signal 2 output by the detection module 2 through a diode D2, performs rectification through a diode D2, performs filtering through a capacitor C2, performs amplification through an operational amplifier AR2, and the operational amplifier AR2 outputs a green light signal 2 to the determination module.

The transmitting module 1 is installed in a traffic light device in the south-north direction of a crossroad, after the transmitting module 1 receives a green light signal 1 output by a processing module, the transmitting module 1 transmits a wireless signal 1 to a receiving module 2, the specific transmitting module 1 can comprise a wireless coding integrated circuit 1 and a wireless transmitting integrated circuit 1, for example, an integrated circuit with the models of VD5026 and TWH630 is used for building, after the wireless coding integrated circuit 1 receives the green light signal 1, the signal is processed and coded, a coded signal 1 is output, the coded signal 1 is transmitted to the wireless transmitting integrated circuit 1, the wireless transmitting integrated circuit 1 modulates the received coded signal 1, transmits the coded signal 1 to an external space, and transmits the wireless signal 1 to the receiving module 2;

the receiving module 2 is installed in the traffic light device on the east and west direction of the crossroad, receiving module 2 receives the lamp signal 1 of output high level to the judging module behind the wireless signal 1, it is concrete, receiving module 2 includes wireless receiving integrated circuit 2, wireless decoding integrated circuit 2, if utilize the model to be TWH631, the integrated circuit of VD5027 builds, wireless receiving integrated circuit 2 receives the wireless signal 1 of wireless transmission integrated circuit 1 transmission, handle wireless signal 1 and send to wireless decoding integrated circuit 2, wireless decoding integrated circuit 2 handles wireless signal 1, decode wireless signal 1, the lamp signal 1 of output high level to the judging module.

The judging module is arranged in a traffic light device in the east-west direction of the crossroad, judges the conditions of green lights in the north-south direction and the east-west direction of the crossroad at the same time, receives a high-level light signal 1 output by the receiving module 2 and a green light signal 2 output by the processing module 2 at the same time, indicates that the fault conflict of the all-green light occurs, controls the far-end transmitting module to work, transmits an alarm signal, controls the starting action module to work, and controls the execution action module to execute a control action;

specifically, preferably, fig. 5 is a specific circuit structure of the determination module and the action module, in the determination module, a triode Q1 receives the high-level lamp signal 1 output by the receiving module 2, a triode Q3 receives the green lamp signal 2 output by the processing module 2, both the triode Q1 and the triode Q3 are turned on, the triode Q2 is turned on, an emitter of the triode Q2 outputs a fault signal, a resistor R17 and a capacitor C3 form a delay circuit to delay the fault signal and prevent false triggering of the signal, the delayed fault signal is subjected to waveform shaping by a non-gate NOT1, a non-gate NOT2, a resistor R20 and a resistor R18, so that an edge of the fault signal is steep to ensure triggering accuracy of the thyristor SCR2, the thyristor SCR2 is triggered and is switched on, as shown in fig. 5, after the SCR2 is switched on, the far-end emission module is switched on to a power supply VCC, and the far-end emission module is installed in a traffic light device in the east-west direction, the far-end emission module works, the emission alarm signal arrives the surveillance center, the surveillance center is responsible for the management and control of traffic lights in the certain region scope, can receive alarm signal, the warning personnel have appeared the trouble in the traffic lights in the jurisdiction of jurisdiction, need in time maintain and handle, far-end information transmission technology about the far-end emission module for prior art, its concrete structure is constituteed, no longer detailed description, two directions of monitoring crossroad fault of green light simultaneously that this application can be accurate, and initiative, in time effectual for relevant maintenance department feedback fault situation, reduce the emergence of traffic accident as far as possible.

The action module is arranged in a traffic light device on the east-west direction of the crossroad, the action module receives a delayed fault signal output by the judgment module, the fault signal enters the action module through a diode D4, after a period of time delay, a voltage regulator tube D5 is broken down along with the continuous increase of the voltage on a capacitor C3, a thyristor SCR1 is conducted, a relay K1 is electrified, the execution action module is controlled to execute a control action, and the delay aims to improve the accuracy of the action.

As shown in fig. 6, which is a schematic diagram of the action execution module, in a preferred embodiment, the action execution module includes a power supply 2, a traffic light 2, a power supply 1, a traffic light 1, a power supply of a transmission module 2, a reception module 1, and a control module;

after a relay K1 in the action module is electrified, a normally closed contact K1-1 of a relay K1 is disconnected, a normally closed contact K1-1 of the relay K1 is connected in series between a power supply 2 and a traffic light 2, the power supply 2 provides power supply voltage for the traffic light 2, after a normally closed contact K1-1 of a relay K1 is disconnected, the traffic light 2 is disconnected from the power supply 2, and the traffic light 2 is extinguished, namely after a fault of a full green light occurs in the north-south direction and the east-west direction of the intersection, the traffic light 2 is controlled to be extinguished and is not lightened, the power supply 2 and the traffic light 2 are installed in a traffic light device in the east-west direction of the intersection, and the traffic light in the east-west direction is extinguished;

after a relay K1 in the action module is electrified, a normally open contact K1-2 of a relay K1 is closed, a normally open contact K1-2 of the relay K1 is connected in series between a power supply of a transmitting module 2 and the transmitting module 2, the power supply of the transmitting module 2 provides power supply voltage for the transmitting module 2, the power supply of the transmitting module 2 and the transmitting module 2 are installed in a traffic light device in the east-west direction of a crossroad, the transmitting module 2 comprises a wireless coding integrated circuit 2 and a wireless transmitting integrated circuit 2, for example, the transmitting module 2 is built by using integrated circuits with the models of VD5026 and TWH630, the power supply of the transmitting module 2 supplies power for the wireless coding integrated circuit 2 and the wireless transmitting integrated circuit 2, the wireless coding integrated circuit 2 works to output a coding signal 2, the coding signal 2 is transmitted to the wireless transmitting integrated circuit 2, the wireless transmitting integrated circuit 2 modulates the received coding signal 2, the wireless signal 2 is transmitted to an external space and transmitted to a receiving module 1;

the receiving module 1 is installed in a traffic light device in the south-north direction of a crossroad, the receiving module 1 comprises a wireless receiving integrated circuit 1 and a wireless decoding integrated circuit 1, for example, the integrated circuits with the models of TWH631 and VD5027 are used for building, the wireless receiving integrated circuit 1 receives a wireless signal 2 transmitted by a wireless transmitting integrated circuit 2, processes and transmits the wireless signal 2 to the wireless decoding integrated circuit 1, the wireless decoding integrated circuit 1 processes the wireless signal 2, decodes the wireless signal 2 and outputs a high-level control signal to a control module;

the control module is installed in the traffic light device in the north-south direction of the crossroad, as shown in fig. 7, the specific control module is composed of a resistor R22, a thyristor SCR3, a relay K2, a diode D6 and a switch S2, the switch S2 is closed, a high-level control signal output by the module 1 is received to the control module and enters the control module through a resistor R22, the thyristor SCR3 is conducted, the relay K2 is electrified, and a normally closed contact K2-1 of the relay K2 is controlled to be disconnected;

the power supply 1 and the traffic light 1 are arranged in the traffic light device in the north-south direction of the crossroad, the power supply 1 provides power supply voltage for the traffic light 1, the normally closed contact K2-1 of the relay K2 is connected in series between the power supply 1 and the traffic light 1, after the normally closed contact K2-1 of the relay K2 is disconnected, the traffic light 1 is turned off without connecting the power supply voltage, namely after the fault of a full green light appears in the north-south direction and the east-west direction of the crossroad, the traffic light 1 is controlled to be turned off and is not turned on, and the traffic light in the north-south direction is turned off;

after the fault of the all-green light occurs in the north-south direction and the east-west direction of the crossroad, the traffic lights installed in the north-south direction and the east-west direction are controlled to be turned off, and the indication of the indicator light is not carried out any more, so that the serious traffic accident caused by the fault of the all-green light is avoided;

the switches S1 and S2 of the present application are closed when the present application is used.

The utility model discloses the beneficial effect who realizes does:

1. the detection module of the application detects the on-off condition of the green light by using the current transformer, when the traffic light is on, the current transformer connected with the traffic light in series has signal output and outputs an opening signal, when the traffic light is not on, no starting signal is output, and the detection accuracy is high;

2. the judging module detects the faults of green lamps in the south-north direction and the east-west direction of the crossroad, after the faults of the green lamps occur, a triode Q1 and a triode Q3 in the judging module are conducted, an emitting electrode of a triode Q2 outputs fault signals, the fault signals are subjected to waveform shaping, the triggering reliability is improved, the thyristor SCR2 is conducted by the fault signals, the far-end transmitting module is further controlled to work, alarm signals are transmitted to a far end, such as a monitoring center, the fault conditions are actively and timely effectively fed back to related maintenance departments, and the traffic accidents are reduced as much as possible;

3. after the judging module judges that the green light faults occur simultaneously, the executing action module executes the control action to control the traffic lights in the south and north directions of the crossroad and the traffic lights in the east and west directions of the crossroad to be turned off so as to avoid the occurrence of serious traffic accidents caused by the faults of the full green lights.

Claims (5)

1. An intelligent monitoring device for traffic conditions is characterized in that the monitoring device comprises a detection module 1, a detection module 2, a processing module 1, a processing module 2, a transmitting module 1, a receiving module 2, a judging module, a far-end transmitting module, an action module and an action execution module;

the method comprises the following steps that after a detection module 1 detects that a traffic light in the south-north direction of a crossroad is turned on, a starting signal 1 is output to a processing module 1, the processing module 1 processes the starting signal 1 and then outputs a green light signal 1 to a transmitting module 1, the transmitting module 1 transmits a wireless signal 1 to a receiving module 2, and the receiving module 2 receives the wireless signal 1 and then outputs a high-level light signal 1 to a judging module;

the detection module 2 outputs a starting signal 2 to the processing module 2 after detecting that a traffic light in an east-west direction of the crossroad is turned on, and the processing module 2 processes the starting signal 2 and outputs a green light signal 2 to the judgment module;

the distinguishing module controls the remote transmitting module to work and transmit the alarm signal after receiving the high-level lamp signal 1 and the green lamp signal 2 respectively, and meanwhile, the distinguishing module also controls the starting action module to work and the action module controls the execution action module to execute the control action.

2. The intelligent traffic condition monitoring device according to claim 1, wherein the detecting module 1 comprises a current transformer 1, the current transformer 1 is connected in series with a traffic light green light in the north-south direction, the traffic light green light in the north-south direction is detected to be on, and an on signal 1 is output to the processing module 1;

the detection module 2 comprises a current transformer 2, the current transformer 2 is connected with a traffic light green light in the east-west direction in series, the traffic light green light in the east-west direction is detected to be bright, and a starting signal 2 is output to the processing module 2.

3. The intelligent traffic condition monitoring device according to claim 1, wherein the processing module 1 receives the start signal 1 output by the detection module 1, rectifies, filters and amplifies the start signal 1, and outputs a green light signal 1 to the transmission module 1;

the processing module 2 receives the starting signal 2 output by the detection module 2, rectifies, filters and amplifies the starting signal 2, and outputs a green light signal 2 to the judgment module.

4. The intelligent traffic condition monitoring device according to claim 1, wherein the transmitting module 1 comprises a wireless coding integrated circuit 1 and a wireless transmitting integrated circuit 1, the wireless coding integrated circuit 1 performs coding work after receiving the green light signal 1 output by the processing module 1, outputs a coded signal 1, the coded signal 1 is transmitted to the wireless transmitting integrated circuit 1, and the wireless transmitting integrated circuit 1 modulates the received coded signal 1 and transmits the wireless signal 1 to the receiving module 2;

the receiving module 2 comprises a wireless receiving integrated circuit 2 and a wireless decoding integrated circuit 2, the wireless receiving integrated circuit 2 receives a wireless signal 1 transmitted by the wireless transmitting integrated circuit 1, the wireless signal 1 is transmitted to the wireless decoding integrated circuit 2, the wireless decoding integrated circuit 2 decodes the wireless signal 1, and a high-level lamp signal 1 is output to the judging module.

5. The intelligent traffic condition monitoring device according to claim 1, wherein the determining module outputs a fault signal after receiving the high-level light signal 1 transmitted by the receiving module 2 and the green light signal 2 output by the processing module 2 at the same time, delays the fault signal and transmits the delayed fault signal to the action module, the action module is started to operate, the action module controls the execution action module to execute the control action, and the execution action module controls the traffic lights in the north-south direction of the intersection and the traffic lights in the east-west direction of the intersection to be turned off;

after the fault signal is delayed, the waveform shaping is carried out, the shaped fault signal triggers and controls the far-end transmitting module to work, and the far-end transmitting module transmits the alarm signal.

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