CN-224232224-U - Cable channel intrusion alarm driving-away device

CN224232224UCN 224232224 UCN224232224 UCN 224232224UCN-224232224-U

Abstract

The utility model discloses a cable channel intrusion alarm and separation device which comprises a functional module, wherein the functional module comprises an intrusion monitoring module, an on-site separation module and a man-machine interaction module, the intrusion monitoring module is respectively connected with the on-site separation module and the man-machine interaction module, the on-site separation module is connected with the man-machine interaction module, the intrusion monitoring module adopts an ultrasonic ranging assembly and a pyroelectric infrared sensing assembly and is used for performing sensing monitoring on the moving distance and infrared rays of animals in a cable channel and forming intrusion signals, the on-site separation module is used for performing sound and strong light driving on the animals after receiving the intrusion signals and combining the sound and the strong light into alarm signals, and the man-machine interaction module is used for receiving the intrusion signals sent by the intrusion monitoring module and the alarm signals sent by the on-site separation module. The utility model can realize the full coverage of blind areas in the station, the full reception of information and the full driving-off of invasion.

Inventors

Mou Chenlu
LIU XIAOFENG
YU LIXIA
ZHANG JIDONG
HU YANYAN
ZHOU WEIRAN
LI CHENGCAN
YANG HANGYU
JIANG TAO
LONG LI
HE XINGJIONG
WU JIAYI
WANG YUNLU
CHEN GAOFENG

Assignees

国网重庆市电力公司市北供电分公司

Dates

Publication Date: 20260512
Application Date: 20250606

Claims (7)

1. The cable channel intrusion alarm driving-off device is characterized by comprising a functional module, wherein the functional module comprises an intrusion monitoring module, an in-situ driving-off module and a man-machine interaction module, the intrusion monitoring module is respectively connected with the in-situ driving-off module and the man-machine interaction module, and the in-situ driving-off module is connected with the man-machine interaction module; The intrusion monitoring module adopts an ultrasonic ranging component and a pyroelectric infrared sensing component and is used for sensing and monitoring the moving distance and infrared rays of animals in a cable channel, and if the distance between the animals and the device is lower than a preset distance or the infrared ray of the device changes, the infrared ray change value is larger than a preset value, an intrusion signal is triggered and transmitted to the on-site driving module and the man-machine interaction module; The in-situ driving module is used for driving animals by sound and strong light after receiving the invasion signal, combining the sound and the strong light into an alarm signal and sending the alarm signal to the man-machine interaction module; The man-machine interaction module is used for receiving the intrusion signal sent by the intrusion monitoring module and the alarm signal sent by the on-site driving-away module, and displaying intrusion alarm information, alarm notification information and equipment state information to staff.
2. The cable trench intrusion alert and driving device according to claim 1, wherein the ultrasonic ranging unit is mainly composed of two piezoelectric ceramic ultrasonic sensors, one of which is used for continuously emitting ultrasonic signals, the other of which is used for receiving reflected ultrasonic signals, the power of the emitted ultrasonic signals is increased by an external signal amplifier, the reflected ultrasonic signals are amplified, the distance between the ultrasonic ranging unit and the reflector in the device is calculated according to the propagation rate of the ultrasonic waves by measuring the time difference between the emitted and received ultrasonic signals, and when the distance exceeds a preset distance, the ultrasonic ranging unit is triggered to form an intrusion signal.
3. The cable channel intrusion alarm and separation device according to claim 1, wherein the pyroelectric infrared sensing assembly operates based on a pyroelectric effect, and when a pyroelectric material of the pyroelectric infrared sensing assembly is subjected to thermal change of infrared radiation, an electric polarization phenomenon is generated, so that surface charges are accumulated and released to generate an electric signal, an animal emits infrared rays with a designated wavelength, when the animal moves within a detection range of the sensor, infrared radiation of a space where the sensor is located is changed, the pyroelectric infrared sensing assembly converts the change into the electric signal, and after the electric signal is processed and amplified by an internal circuit, a high-level signal is output to trigger formation of an intrusion signal.
4. The cable channel intrusion alarm driving device according to claim 1, wherein the in-situ driving module adopts a buzzer and an RGB adjustable lamp, the buzzer mainly comprises an oscillator, an electromagnetic coil, a magnet and a vibrating diaphragm, after receiving signals, audio signal current generated by the oscillator passes through the electromagnetic coil to enable the electromagnetic coil to generate a magnetic field, and the vibrating diaphragm vibrates and sounds under the interaction of the electromagnetic coil and the magnet; The RGB adjustable lamp is used for changing the color and brightness of the lamplight by adjusting the proportion of the three primary colors of red, green and blue, and setting the RGB adjustable lamp to be high-brightness burst glare so as to stimulate the animal sight and realize the driving-off function.
5. The cable channel intrusion alert and release apparatus according to claim 1, wherein the intrusion alert information includes an alert location, an alert time, the alert notification information includes whether an alert signal is issued, whether an intruder is still present, and the equipment status information includes whether the apparatus is on-line, and an apparatus real time.
6. The cable channel intrusion alarm and separation device according to claim 1, further comprising a base module, wherein the base module comprises a main control chip and a power supply module; The main control chip is a main control component for processing communication and calculation tasks and is the basis of calculation and communication of the intrusion monitoring module, the on-site driving-away module and the man-machine interaction module; The power supply module provides stable voltage for the main control chip and is a basis for realizing full-period online of the intrusion monitoring module, the on-site driving-away module and the man-machine interaction module.
7. The cable channel intrusion alarm driving device according to claim 1, wherein the basic module is a hardware base for realizing three functions, ensuring normal operation of the functional module and ensuring realization of functions of the intrusion monitoring module, the in-situ driving module and the man-machine interaction module.

Description

Cable channel intrusion alarm driving-away device Technical Field The utility model relates to the technical field of electronics, in particular to a cable channel intrusion alarm driving device. Background The transformer substation is used as a core node for electric energy distribution and conversion, and the safe and stable operation of the transformer substation directly influences the power supply reliability of the power grid. Because the transformer substation is built more in suburbs or the field, the surrounding ecological environment is complicated, and the risk of the small animals mistakenly entering the transformer substation is higher, once the small animals gnaw the cable insulating layer or directly contact the electrified part of the operation equipment, accidents such as damage of the cable insulating layer in the transformer substation, discharge of the operation equipment and the like are caused, and the occurrence of an external power failure event is caused. The existing countermeasure belongs to passive defense, and can only remedy by means of reinforcing blocking, supplementing poison bait and the like after the invasion trace or the prejudging risk is found, so that active prevention and control cannot be realized. With the continuous expansion of the scale of unmanned transformer stations, the defects of low efficiency and slow response of the traditional manual inspection mode are more remarkable. Disclosure of utility model In view of the above, the utility model provides a cable channel intrusion alarm driving device which is developed by combining practical working conditions and considering manpower development and equipment arrangement cost, integrates infrared and ultrasonic sensors, realizes uninterrupted and dead angle-free monitoring for 24 hours, immediately alarms staff in real time after abnormality is found, and drives animals off in situ by using a flashing buzzing multielement module, thereby effectively filling the existing prevention and treatment blind area, remarkably improving the operation and maintenance efficiency and safety of an unattended transformer substation and building a firm defense line for the stable operation of a power grid. The utility model provides a cable channel intrusion alarm driving-off device which comprises a functional module, wherein the functional module comprises an intrusion monitoring module, an in-situ driving-off module and a man-machine interaction module, the intrusion monitoring module is respectively connected with the in-situ driving-off module and the man-machine interaction module, and the in-situ driving-off module is connected with the man-machine interaction module; The intrusion monitoring module adopts an ultrasonic ranging component and a pyroelectric infrared sensing component and is used for sensing and monitoring the moving distance and infrared rays of animals in a cable channel, and if the distance between the animals and the device is lower than a preset distance or the infrared ray of the device changes, the infrared ray change value is larger than a preset value, an intrusion signal is triggered and transmitted to the on-site driving module and the man-machine interaction module; The in-situ driving module is used for driving animals by sound and strong light after receiving the invasion signal, combining the sound and the strong light into an alarm signal and sending the alarm signal to the man-machine interaction module; The man-machine interaction module is used for receiving the intrusion signal sent by the intrusion monitoring module and the alarm signal sent by the on-site driving-away module, and displaying intrusion alarm information, alarm notification information and equipment state information to staff. Further, the ultrasonic ranging component mainly comprises two piezoelectric ceramic ultrasonic sensors, one piezoelectric ceramic ultrasonic sensor is used for continuously sending out ultrasonic signals, the other piezoelectric ceramic ultrasonic sensor is used for receiving reflected ultrasonic signals, the power of the sent ultrasonic signals is increased through an external signal amplifier, the reflected ultrasonic signals are amplified, the distance between the ultrasonic ranging component and a reflecting object in the device is calculated according to the propagation rate of the ultrasonic waves by measuring the time difference between the sent ultrasonic signals and the received ultrasonic signals, and when the distance exceeds a preset distance, an intrusion signal is triggered. Further, the pyroelectric infrared sensing assembly works based on the pyroelectric effect, when the pyroelectric material of the pyroelectric infrared sensing assembly is subjected to thermal change of infrared radiation, an electric polarization phenomenon is generated, surface charges are accumulated and released, and accordingly electric signals are generated, an animal emits infrared rays with specified wa