CN209149534U - Anti-collision online monitoring system for high voltage transmission lines - Google Patents

Abstract

The utility model relates to ultra-high-tension power transmission line anti-collision monitoring systems, comprising: anticollision detection unit, anticollision 10G CPU Control Unit, wireless communication unit, alarm, remote terminal and route energy taking device;The anticollision detection unit detects the variation of ambient enviroment, and the distance between output mobile object and ultra-high-tension power transmission line by 60 ° of scanning modes of radar scanner radar；The anticollision 10G CPU Control Unit is connect with the output end of the anticollision detection unit, acquires the data of the anticollision detection unit, is issued alarm signal, will be alarmed by the wireless communication unit, is sent to remote terminal；The alarm is connect with the anticollision 10G CPU Control Unit, is issued alarm sound with flash caution color and is reminded target；Route energy taking device provides power supply by current transformer combination storage capacitor for anti-collision monitoring device.The utility model takes energy aspect, reduces hidden danger to the monitoring of transmission line of electricity.

Description

Anti-collision online monitoring system for high voltage transmission lines

technical field

The utility model belongs to the technical field of communications, in particular to an anti-collision monitoring system for high-voltage transmission lines.

Background technique

In recent years, with the acceleration of local economic construction across the country, electricity consumption has also increased, and high-voltage overhead transmission lines have increased, and the safety of transmission line corridors has been more and more threatened. At construction sites, due to the blind construction of some construction units and individuals or the proximity of ultra-high and large-scale equipment to high-voltage lines, and the difficulty of construction workers to judge the safe distance between tall and large machinery and high-voltage power lines, especially in windy days and night construction, it is more difficult to make a correct judgment. lead to transmission line accidents. In order to further effectively prevent and curb the accident of external force damage to the transmission line, accidents under the high-voltage line have often occurred in the past few years, mainly because the operator did not take into account the high-voltage line overhead. For example, some crane drivers accidentally approached the high-voltage line when raising the boom, resulting in a short-circuit of high-voltage current, which not only caused the interruption of the transmission line, but also threatened the operator's life more seriously.

Utility model content

The utility model provides an anti-collision monitoring system for high-voltage power transmission lines, which solves the problem of power consumption for high-voltage power transmission monitoring and the problems of high-voltage current short-circuit and interruption of power transmission lines caused by approaching high-voltage lines.

The purpose of this utility model is to achieve through the following technical solutions:

An anti-collision monitoring system for high-voltage transmission lines, comprising: an anti-collision detection unit, an anti-collision CPU control panel, a wireless communication unit, an alarm, a remote terminal and a line energy take-off device;

The anti-collision detection unit detects changes in the surrounding environment through the radar scanning device radar 60° scanning mode, and outputs the distance between the moving object and the high-voltage transmission line;

The anti-collision CPU control panel is connected to the output end of the anti-collision detection unit, collects the data of the anti-collision detection unit, sends out an alarm signal, and transmits the alarm to the remote terminal through the wireless communication unit;

The alarm device is connected to the anti-collision CPU control panel, and sends out an alarm sound accompanied by a flashing warning color to remind the target;

The line energy take-off device provides power for the anti-collision monitoring device through the current transformer combined with the lithium energy storage capacitor. The line energy take-off device includes:

Induction coil, set on the high-voltage transmission line, inductively taking electricity from the high-voltage transmission line;

The voltage transformer converts the AC high voltage into the power supply voltage for other circuits of the line energy take-off device;

a rectifier filter, the input end of which is connected to the voltage transformer to convert alternating current into direct current;

A voltage stabilization protection circuit, the input end of which is connected to the rectifier filter to protect the circuit;

an overvoltage and overcurrent detection circuit, connected to the output end of the voltage stabilization protection circuit, to detect the voltage and current of the circuit;

The bleeder circuit receives feedback information from the overvoltage and overcurrent detection circuit, and immediately reduces the circuit voltage when overcurrent or overvoltage occurs;

The DC-DC conversion circuit is connected to the output end of the voltage stabilization protection circuit, and the output end directly outputs 12V voltage or outputs to the energy storage capacitor for energy storage.

Further, the anti-collision detection unit includes a radar, a temperature sensor, a tweeter and a camera, wherein the temperature sensor is arranged on a high-voltage transmission line and is connected with the anti-collision CPU control board, and the radar, the tweeter and the camera are integrated in one. On the unit sphere, the radar, the tweeter and the camera are all connected with the anti-collision CPU control board.

Further, the DC-DC conversion circuit is connected to the energy storage capacitor through a relay, and the control end of the relay is connected to the anti-collision CPU control board.

Further, there are multiple temperature sensors, and the model is a PT100 contact temperature sensor.

Further, the alarm device adopts sound and light alarm device.

Further, the monitoring system is fixed on the wire sag.

The beneficial effects of the present utility model:

The high-voltage transmission line anti-collision monitoring system of the utility model directly obtains the electric energy on the high-voltage line through the line energy acquisition device without affecting the high-voltage line. Stored in the energy storage capacitor, when the high-voltage line circuit is powered off, it can still work by using the power of the energy storage capacitor.

The new type scans through radar, and when the unknown moving target approaches the transmission wire to the unsafe range, it sends out a sound warning signal through the alarm, accompanied by a flashing warning color; according to the proximity distance from the line, the alarm sound and flashing frequency are used to remind the target, thereby Prevent unidentified moving targets from falling within the unsafe range.

The new model utilizes line energy acquisition and radar scanning alarm, which greatly reduces the volume of monitoring equipment.

The new type collects the temperature of the high-voltage transmission line through the temperature sensor, so as to prevent the line problem caused by the high temperature of the high-voltage transmission line.

Description of drawings

Fig. 1 is the module diagram of the monitoring system of the present utility model;

Fig. 2 is the module diagram of the line energy taking device of the monitoring system of the present invention;

Fig. 3 is the working principle diagram of the monitoring system of the present utility model;

Fig. 4 is the installation position diagram of the line energy taking device of the monitoring system of the present invention.

1. Anti-collision detection unit, 2. Temperature sensor, 3. Anti-collision CPU control panel, 4. Alarm, 5. Wireless communication unit, 6. Line energy take-off device, 7. Remote terminal, 8. Voltage transformer, 9. Rectifier filter, 10, voltage regulator protection circuit, 11, overvoltage and overcurrent detection circuit, 12, discharge circuit, 13, DC-DC conversion circuit, 14, super super energy storage capacitor, 15, relay, 16, tweeter, 17, camera, 18, induction coil, 19, radar.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

Referring to FIG. 1, the high-voltage transmission line anti-collision monitoring system of the present utility model utilizes the line energy acquisition mode and the radar active scanning alarm mode, which greatly reduces the volume of the monitoring equipment. The device includes: an anti-collision detection unit 1, a temperature sensor 2, an anti-collision detection unit 1, a temperature sensor 2, a Collision CPU control panel 3, alarm 4, wireless communication unit 5, line energy take-off device 6, tweeter and camera 17, the anti-collision detection unit 1 detects changes in the surrounding environment by means of radar scanning device radar 60° scanning, and Output the distance between the moving object and the high-voltage transmission line; the anti-collision CPU control panel 3 collects the data of the anti-collision detection unit 1, and transmits the alarm and real-time measurement information to the remote terminal 7 through the wireless communication unit 5; The alarm device 4 receives the alarm information from the anti-collision CPU control panel 3, and sends out an alarm sound accompanied by a flashing warning color to remind the target. The line energy taking device 6 provides power for the monitoring system of the present invention; the temperature sensor 2 monitors the temperature of the high-voltage transmission line through the temperature sensor 2, and the anti-collision CPU control board 3 collects the data of the temperature detection unit, and sends out data according to the data. Alarm signal, the alarm and real-time measurement information are transmitted to the remote terminal 7 through the wireless communication unit 5. The remote terminal is a CP machine. The high-voltage transmission line anti-collision intelligent monitoring system can effectively ensure the operation of the transmission line. The tweeter 16 is controlled by the anti-collision CPU control panel to issue a voice prompt of audible alarm, and the camera 17 is controlled by the anti-collision CPU control panel to automatically take pictures.

The line energy taking device 6 includes: an induction coil 18, a voltage transformer 8, a rectifier filter 9, a voltage stabilization protection circuit 10, a DC-DC conversion circuit 13, an energy storage capacitor, an overvoltage and overcurrent detection circuit 11, and a discharge circuit 12. , the induction coil 18 inductively takes electricity from the high-voltage transmission line; the voltage transformer converts the AC high voltage into a voltage that supplies power to other circuits of the line energy-fetching device; the rectifier filter is connected to the output end of the voltage transformer, and the voltage transformer is connected to the voltage transformer. The voltage converted by the converter is rectified and filtered; the voltage stabilization protection circuit 10 is connected to the rectifier filter 9 at its input to protect the circuit; the overvoltage and overcurrent detection circuit 11 is connected to the output end of the voltage stabilization protection circuit 10 , detects the circuit voltage and current; the discharge circuit 12 receives the feedback information from the overvoltage and overcurrent detection circuit 11, and immediately reduces the circuit voltage when overcurrent or overvoltage occurs; the DC-DC conversion circuit 13 is connected to the voltage regulator The output end of the protection circuit 10 directly outputs a 12V voltage or outputs it to a capacitor for energy storage. The output power is large, the energy extraction efficiency is high, and the maximum output power is about 20W (the current of the transmission line is less than 1000A). Fully enclosed shell, waterproof and moisture-proof, can adapt to all kinds of bad weather outdoors, and can realize all-weather power supply. It can withstand the grounding short-circuit current of the transmission line, and can work continuously under the current above 3000A. The short-time withstand current is greater than 31500A. High reliability and long-term stable maintenance-free operation. Modular design of internal circuit and perfect protection circuit, stable and reliable operation, strong anti-interference ability. The output adopts the design standard of switching regulated power supply, the output voltage is stable, the ripple is small, and it has the overcurrent protection function of the switching regulated power supply.

The line energy taking device 6 converts the electromagnetic energy around the transmission wire into electrical energy, provides a stable power supply for the electrical equipment installed in the vicinity, and adopts an independent induction to take power to provide the anti-collision detection unit 1, the temperature sensor 2, the anti-collision The CPU control board 3 and the wireless communication unit 5 provide power; the line energy taking device 6 is controlled by the anti-collision CPU control board 3, and the relay 15 is turned on to perform charging work. When the energy storage capacitor is fully charged, the control relay 15 is turned off, and the completion is completed. The energy storage capacitor here can use a lithium battery; the line energy taking device 6 provides power for the anti-collision monitoring device through the current transformer combined with the energy storage capacitor.

The anti-collision CPU control board 3 controls the entire working process, and the anti-collision CPU control board 3 collects the data of the anti-collision detection unit 1 and the contact temperature sensor, and judges according to the collected data information. If the data information exceeds the set value , control the alarm device 4 to send out an alarm signal, and simultaneously transmit the alarm and real-time measurement information to the remote terminal 7 through the wireless communication unit 5; Wechat pushes it to the client of emergency repair and operation and maintenance personnel in different ways; when the anti-collision CPU control board 3 detects that the voltage of the super energy storage capacitor 14 drops to a predetermined value, it turns on the relay 15 for charging. When the energy storage capacitor 14 is fully charged, the controller controls the relay 15 to disconnect to complete the power supply operation.

The anti-collision detection unit 1 includes a ground sector area monitoring radar scanning, a wire temperature sensor, a camera 17 , and a tweeter 16 . The anti-collision CPU control board of the radar is connected. The radar collects various motion and distance parameters in the fan-shaped area in real time. The radar detects changes in the surrounding environment in a 60° scanning mode and makes judgments accordingly. The anti-collision detection unit 1 outputs the distance of the moving object. The distance between the high-voltage transmission line or the distance between the high-voltage transmission line and the adjacent high-voltage transmission line; the temperature sensor is arranged on the high-voltage transmission line and is connected with the anti-collision CPU control board to detect the temperature of the high-voltage line, wherein the radar, the tweeter and the The camera is integrated on a unit sphere, and the radar, the tweeter and the camera are all connected with the anti-collision CPU control board. The tweeter is set at the scene and the tweeter connected to the anti-collision CPU control board sends out a voice prompt of audible alarm, and the tweeter sends out a voice prompt of audible alarm. At the same time, the anti-collision CPU control board controls the camera connected to the anti-collision CPU control board, and takes pictures automatically. At the same time, the distance and temperature parameters collected when taking pictures are transmitted to the remote terminal on-site real-time high-definition photos through the wireless communication unit. In the embodiment, the temperature sensor 2 adopts a contact temperature sensor, and the contact temperature sensor uses PT100 to measure the temperature of the transmission line; it can realize real-time monitoring of the operating temperature of the line, and the contact temperature sensor has a wide range of 12-24V power supply.

The alarm 4 adopts the sound and light alarm 4. When the unknown moving target is close to the power transmission wire to the safe range, an audible warning signal is issued, accompanied by a flashing warning color; the alarm sound and flashing frequency are used to remind the target according to the proximity of the line; The wireless communication unit 5 transmits alarm and real-time measurement information to the remote terminal 7 . When there is no foreign body intrusion normally, the alarm 4 is in a warning state, and an intermittent flashing warning is issued to remind the constructor to be careful of high-voltage wires above the construction site. When a foreign object is close to the wire and is smaller than the set safety distance, the alarm 4 will issue an audible and visual alarm to warn and drive away the illegal on-site personnel, so as to avoid threats to personal safety and line equipment.

The wireless communication unit 5 transmits the alarm and real-time measurement information to the remote terminal 7 through the 2G\3G\4G or internet network.

The working principle of the high-voltage transmission line anti-collision monitoring system of the present invention is as follows: the induction coil 18 takes electricity from the high-voltage transmission line inductively to provide stable and reliable power for other components of the entire monitoring system; The distance and the distance between the high-voltage transmission line and the high-voltage transmission line, the tweeter 16 automatically shouts, and the camera 17 captures the scene photos while the speaker is shouting. At this time, the anti-collision CPU control board sends the information to the background remote terminal through the wireless communication module and on-duty inspection workers. The staff of the remote terminal can shout warning remotely.

In Example 1, an anti-collision detection unit 1 in the shape of a unit sphere is installed on a high-voltage transmission line to be monitored. The radar ranging, wire temperature sensor, camera 17, and tweeter 16 are integrated into the on-line unit sphere. The radar ranging parameters are set according to the safety distance of the high-voltage line. The standard parameters are the positions where the arc of the transmission line is 5 meters (110KV), 6 meters (220KV), and 8.5 meters (500KV). After the anti-collision CPU control panel issues the "arm" command, the system enters the working state. Once the object approaches the high-voltage line 5 meters (110KV), 6 meters (220KV), and 8.5 meters (500KV), the alarm will be triggered. According to the actual situation, the initial value or other gear value can be set by yourself. The loudspeaker 16 on the spot will sound the voice prompt of “high voltage danger, pay attention to safety”, and the anti-collision CPU control panel will simultaneously send the alarm information (including tower name, location, road section, Dangerous distance value) is sent to the relevant management personnel of the remote terminal through the public network or self-built network, and the management personnel can directly make remote call prompts, or realize network processing with the power 110. At this time, the anti-collision CPU control board triggers the camera 17, and the anti-collision CPU control board collects and analyzes parameters such as distance and temperature, and transmits the real-time high-definition photos to the remote terminal.

When the remote terminal receives the early warning signals, parameters, and photos from the scene, it analyzes its behavior development trajectory, and sends the results to the mobile phone of the on-duty personnel. The destructive behavior analysis data is automatically entered into the intelligent identification knowledge base, and the accumulated learning is continuously carried out. , after accumulating a certain amount of data, use big data to mine and analyze destructive behaviors, count typical characteristics, and help users to more accurately understand frequent areas, object types, destructive behaviors, etc. The system can adjust the multi-level alarm value when the object passes the initial warning value and further approaches the high-voltage line according to the on-site situation, which is convenient for managers to evaluate the risk of high-risk actions of foreign objects and take emergency operation measures.

Example 2, the utility model monitoring system is used to measure a 4cm*4cm stainless steel material, its diameter is very close to the diameter of the high-voltage wire, the distance between the ranging module and the stainless steel can be effectively measured in the range of 20 meters, and the front and rear deviations are not More than 5-10cm.

The high-voltage transmission line anti-collision monitoring system of the utility model mainly uses modern sensor technology and communication technology to ensure the safe operation of the transmission line; adopts line current induction to obtain electricity, and when there is no foreign object intrusion normally, the alarm 4 is in a warning state, and an intermittent flashing warning is issued. , Remind the constructor to beware of high-voltage wires above the construction site. When a foreign object is close to the wire and is smaller than the set safety distance, the alarm 4 will issue a sound and light alarm to warn and drive away the illegal on-site personnel, so as to avoid threats to personal safety and line equipment, and at the same time, the alarm information is transmitted to the monitoring system through the mobile network. Cloud system, monitoring The cloud system pushes alarm information to emergency repair and operation and maintenance personnel through SMS, WeChat and other different methods, handles on-site accidents in a timely manner, and can also monitor the operating temperature of the line in real time.

The above descriptions are only specific embodiments of the present invention, and should not limit the scope of implementation of the present invention, all equivalent changes and modifications made according to the present invention shall belong to the protection scope of the present invention.

Claims (6)

1. anti-collision online monitoring system for high-voltage transmission lines, is characterized in that, comprises: anti-collision detection unit, anti-collision CPU control panel, wireless communication unit, alarm, remote terminal and line energy take device; The anti-collision detection unit detects changes in the surrounding environment through the radar scanning device radar 60° scanning mode, and outputs the distance between the moving object and the high-voltage transmission line; The anti-collision CPU control panel is connected to the output end of the anti-collision detection unit, collects the data of the anti-collision detection unit, sends out an alarm signal, and transmits the alarm to the remote terminal through the wireless communication unit; The alarm device is connected to the anti-collision CPU control panel, and sends out an alarm sound accompanied by a flashing warning color to remind the target; The line energy take-off device provides power for the anti-collision monitoring device through the current transformer combined with the energy storage capacitor. The line energy take-off device includes: Induction coil, set on the high-voltage transmission line, inductively taking electricity from the high-voltage transmission line; The voltage transformer converts the AC high voltage into the power supply voltage for the circuit of the line energy take-off device; a rectifier filter, the input end of which is connected to the voltage transformer to convert alternating current into direct current; A voltage stabilization protection circuit, the input end of which is connected to the rectifier filter to protect the circuit; an overvoltage and overcurrent detection circuit, connected to the output end of the voltage stabilization protection circuit, to detect the voltage and current of the circuit; The bleeder circuit receives feedback information from the overvoltage and overcurrent detection circuit, and immediately reduces the circuit voltage when overcurrent or overvoltage occurs; The DC-DC conversion circuit is connected to the output end of the voltage stabilization protection circuit, and the output end directly outputs 12V voltage or outputs to the energy storage capacitor for energy storage. 2. The system according to claim 1, wherein the anti-collision detection unit comprises a radar, a temperature sensor, a tweeter and a camera, wherein the temperature sensor is arranged on a high-voltage transmission line, and is controlled with the anti-collision CPU. Board connection, the radar, the tweeter and the camera are integrated on a unit sphere, and the radar, the tweeter and the camera are all connected with the anti-collision CPU control board. 3 . The system according to claim 2 , wherein the DC-DC conversion circuit is connected to the energy storage capacitor through a relay, and a control end of the relay is connected to the anti-collision CPU control board. 4 . 4 . The system according to claim 2 , wherein there are multiple temperature sensors, and the model is a PT100 contact temperature sensor. 5 . 5. The system according to claim 1, wherein the alarm is an audible and visual alarm. 6. The system of claim 1, wherein the monitoring system is fixed to a wire sag.