WO2021051456A1

WO2021051456A1 - Monitoring system for monitoring foreign matter between metro platform screen door and train door

Info

Publication number: WO2021051456A1
Application number: PCT/CN2019/109984
Authority: WO
Inventors: 苏焕银; 陶文聪
Original assignee: 五邑大学
Priority date: 2019-09-17
Filing date: 2019-10-08
Publication date: 2021-03-25

Abstract

A monitoring system and device for monitoring a foreign matter between a metro platform screen door and a train door. The system comprises a power supply module (10), an MCU controller (20) connected to the power supply module (10), an image collection apparatus (30) connected to the MCU controller (20), a sensor (40), an alarm apparatus (50), a storage module (60), a signal transmission module (70), a background server (80), and a receiving terminal (90) connected to the MCU controller (20) by means of the background server (80). The image collection apparatus (30) comprises a camera (31), a light compensation module (32), a positioning module (33), and an image processing module (34); the image collection apparatus (30) is provided on two sides of the platform screen door, and the light compensation module (32) is provided on one side of the platform screen door close to the train door. The sensor (40) comprises a pressure sensitive module (41) and a signal processing module (42), and the pressure sensitive module (41) is provided on the periphery of the light compensation module (32) in a surrounding mode and is used for transmitting obtained pressure information to the MCU controller (20) after the pressure information is processed by the signal processing module (42). The system and device can improve the integrity of foreign matter monitoring between the metro platform screen door and the train door, reduce blind areas and reduce misjudgment.

Description

Monitoring system for monitoring foreign matter between subway screen door and train door

Technical field

The invention relates to the technical field of transportation, in particular to a monitoring system for monitoring foreign objects between a subway screen door and a train door.

Background technique

With the development of society and economy, the urban population is increasing, and road traffic is increasingly unable to meet people's travel needs. The development of urban rail transit is precisely a necessary transportation mode to meet people's travel needs. While urban rail transit brings convenience to people, it also brings some problems that must be solved. There are always two sides to things, and there are always advantages and disadvantages. As an important means of transportation for urban rail transit, the subway has been widely used in the vast cities of our country.

In recent years, accidents have occurred from time to time due to people being trapped between the screen doors of subway stations and train doors, and the most serious ones have resulted in death. This has to arouse the attention of subway staff. The subway station is a place for large passenger flow. If it encounters the morning peak and evening peak hours, passengers are very likely to be crowded and race against time to get on the subway. It may be that due to the short stop time of the subway, the train door and screen door will be closed when the train door is closed. In the middle, causing an accident. Therefore, it is imperative to study a real-time monitoring and accurate monitoring of whether there are obstacles (people or other objects that hinder the operation of the subway) between the subway door and the train door.

In the prior art, in monitoring whether there is an obstacle between the subway door and the train door, a reference object is usually set at the rear of the vehicle. The driver observes the integrity of the reference object at the rear of the vehicle to determine whether there is an obstacle. The total length is about 150 meters. This method is likely to cause incomplete observations, large blind spots, and misjudgments may occur due to driver fatigue.

Summary of the invention

In order to solve the above-mentioned problems, the object of the present invention is to provide a monitoring system that can improve the integrity of foreign matter monitoring between the subway screen door and the train door, reduce blind areas, and reduce misjudgments.

According to the present invention, a monitoring system for monitoring foreign objects between a subway screen door and a train door includes a power supply module, which also includes an image acquisition device, a sensor, an alarm device, a storage module, and a signal transmission module connected to the MCU controller. The back-end server and the receiving terminal connected to the MCU controller through the back-end server; the image acquisition device includes a camera, a light compensation module, a positioning module, and an image processing module. The camera modules are arranged on both sides of the screen door, and the light compensation The module is located on the side of the screen door close to the train door. The image processing module is used to read, analyze and process the image information collected by the camera, and transmit the processed image information to the MCU controller; the sensor includes pressure A sensitive module and a signal processing module, the pressure sensitive module is arranged around the outer periphery of the light compensation module, and is used to transmit the obtained pressure information to the MCU controller after being processed by the signal processing module;

The MCU controller is used to compare image information and pressure information with pre-stored image information and pressure information, respectively. When any one of the image information and pressure information does not match the pre-stored information, the MCU controller controls an alarm When the device operates, the storage module stores the image information, pressure information, and positioning information in a designated folder, and sends the image information to the back-end server through the signal transmission module, so that the back-end server sends the image information to the receiving terminal.

According to the present invention, a monitoring system for monitoring foreign objects between a subway screen door and a train door includes a power supply module, which is a rechargeable power supply, and also includes an image acquisition device, a sensor, an alarm device, and a storage device connected to the MCU controller. Module, signal transmission module, background server, and receiving terminal connected to MCU controller through the background server. When the monitoring system is working, the MCU controller reads the image information collected by the image acquisition device and the sensor The pressure information collected by the device is compared with the pre-stored graphics information and pre-stored pressure information through the MCU controller. When any one of the image information and pressure information is compared with the pre-stored When the information does not match, the MCU controller controls the action of the alarm device, and the storage module stores image information, pressure information, and positioning information in a designated folder, and sends it to the background server through the signal transmission module, so that the background server sends the The image information is sent to the receiving terminal, and the receiving terminal can receive and display the received image information and positioning information of the obstacle in the corresponding monitoring area, so that the user can directly obtain the security status in the monitoring area through the receiving terminal, and the background server can pass The acquired image information in the monitoring area and the corresponding reading time and positioning information when the image information is acquired are used to provide real-time warning of the safety status in the monitored area, which solves the problem of the difference between subway doors and train doors in the prior art. In the monitoring of whether there are obstacles in the middle, usually a reference object is set at the rear of the vehicle. The driver observes the integrity of the reference object at the rear of the vehicle to determine whether there is an obstacle. This is likely to cause incomplete observation, large blind spots, and possibly The problem of misjudgment due to driver fatigue.

In addition, according to the above-mentioned monitoring system for monitoring foreign objects between the subway screen door and the train door according to the present invention, the following additional technical features may also be provided:

Further, the image acquisition device further includes an encoding compression module connected to the MCU controller, the encoding compression module is used to perform H.264 compression encoding on the image information to form an image data unit, and The separated image information adds an RTP packet header to form an RTP data packet, encapsulates the RTP data packet, and finally sends the RTP data packet to the receiving terminal.

Further, the screen door is provided with an armrest and an alarm button, the armrest is provided with a stress sensor, the alarm button and the stress sensor are both electrically connected to the MCU controller, and the alarm button and the pressure sensor are connected in real time. The collected alarm signal and pressure signal are transmitted to the MCU controller, and the MCU controller is used to determine whether the alarm device is activated according to the acquired alarm signal and pressure signal.

Further, the monitoring system further includes a voltage adjustment module electrically connected to the MCU controller, and the voltage adjustment module is used to adjust the operating voltage of the monitoring system, wherein the power supply module and the optical compensation module The working voltage of the MCU is 12V, and the working voltage of the MCU controller is 5V.

Further, the optical compensation module includes an acquisition and reception unit, an optical signal processing unit, a light emission processing unit, and a light emission unit,

The light receiving unit is configured to receive the current first light signal between the screen door and the train door, convert the first light signal into a first voltage signal, and forward it to the light signal processing unit;

The optical signal processing unit is configured to convert the received first voltage signal into a second voltage signal, and perform signal compensation on the second optical signal after performing limiting and amplifying processing, and to compensate all the signals after the signal compensation. The second optical signal is converted into a second voltage signal;

The optical emission processing unit is configured to convert the second voltage signal after the limiting and amplifying process into the second optical signal, and perform optical signal compensation on the second optical signal;

The light emitting unit is configured to perform offset processing on the second optical signal after optical signal compensation, and use the second optical signal after the offset processing to determine the brightness of the environment between the current screen door and the train door. Make compensation.

Further, the alarm device includes a voice alarm module and an LED indicator that are electrically connected to the MCU controller. When the alarm device is activated, the voice alarm module switches from a first broadcast state to a second broadcast state. Status: The LED indicator has a first indication state to switch to a second indication state.

Further, the MCU controller adopts Atmega16L chip.

Further, the positioning module adopts one or more of GPS module, Beidou positioning module, and uwb positioning module.

Further, the receiving terminal is any one of a mobile phone, a tablet computer, a computer, and a smart wearable device.

Further, the signal transmission module is one or more of a Bluetooth module, a WiFi module, a 2G module, a 3G module, a 4G module, a GSM module, and a UDP broadcast module.

The additional aspects and advantages of the present invention will be partially given in the following description, and some will become obvious from the following description, or be understood through the embodiments of the present invention.

Description of the drawings

FIG. 1 is a structural block diagram of a monitoring system for monitoring foreign objects between a subway screen door and a train door according to a first embodiment of the present invention;

Fig. 2 is a schematic diagram of a specific structure of the image acquisition device in Fig. 1;

Figure 3 is a schematic diagram of the screen door viewed from the track direction;

Figure 4 is a partial view between the station and the train.

Symbol description of main components:

屏蔽门 Screen door	11	列车门 Train door	22
电源模块 Power module	1010	MCU控制器 MCU controller	2020
图像采集装置 Image acquisition device	3030	摄像头 webcam	3131
光补偿模块 Optical compensation module	3232	定位模块 Positioning module	3333
图像处理模块 Image processing module	3434	感应器 sensor	4040
压力敏感模块Pressure sensitive module	4141	信号处理模块 Signal processing module	4242
报警装置 alarm system	5050	存储模块 Storage module	6060
信号传送模块 Signal transmission module	7070	后台服务器 Backend server	8080
接收终端 Receiving terminal	9090	To	To

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

detailed description

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, the specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, many specific details are explained in order to fully understand the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present invention. Therefore, the present invention is not limited by the specific implementation disclosed below.

It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a centered element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or an intermediate element may be present at the same time. The terms "vertical", "horizontal", "left", "right", "upper", "lower" and similar expressions used herein are for illustrative purposes only, and do not indicate or imply the device or The element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.

In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. , Or integrally connected; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present invention can be understood according to specific situations. The term "and/or" as used herein includes any and all combinations of one or more related listed items.

1 to 3, the first embodiment of the present invention proposes a monitoring system for detecting foreign objects between a subway screen door and a train door, which includes a rechargeable power supply module 10, and also includes a power supply module 10 that is connected to the power supply module 10. The connected MCU controller 20, the image acquisition device 30 connected to the MCU controller 20, the sensor 40, the alarm device 50, the storage module 60, the signal transmission module 70, the background server 80, and the connection to the MCU controller 20 through the background server 80的收terminal 90. Wherein, the power supply module 10 is used to supply power to the monitoring system; the image acquisition device 30 and the sensor 40 cover the required monitoring area, obtain image information and pressure information in the required monitoring area, and combine the The image information and pressure information are transmitted to the background server 80 through the signal transmission module 70, and the background server 80 processes and forwards the image information to the receiving terminal 90. The image information includes location information, time node information, current monitoring status information, and the like of the monitoring area.

Furthermore, due to the long line of the subway, in order to ensure the feasibility of the plan, during the specific implementation, the area along the subway can be divided according to the distance of each subway station, divided into multiple node areas, and each node area is equipped with Power supply module, image acquisition device, sensor, alarm device, storage module, signal transmission module, and multiple MCU controllers are configured at the same time. One MCU controller is responsible for image acquisition devices, sensors, The alarm device, storage module, and signal transmission module communicate. For example, an MCU controller is responsible for communicating with the acquisition device, sensor, alarm device, storage module, and signal transmission module in the three adjacent node areas to avoid being one of them. The monitoring system can still work normally when the MCU controller fails. In addition, one or more back-end servers need to be configured to be responsible for data processing and result evaluation, early warning, etc. The back-end servers can be installed in the monitoring room of the monitoring center.

Further, in this embodiment, the MCU controller 20 adopts an Atmega16L chip, which has an AD module and a PWM adjustment module. At the same time, it is small in size and has 16K bytes of in-system programmable Flash and 512 bytes of EEPROM. Support on-chip debugging and programming, moderate price, superior performance. The storage module 60 adopts an SD card image and video storage module. The signal transmission module 70 is one or more of a Bluetooth module, a WiFi module, a 2G module, a 3G module, a 4G module, a GSM module, and a UDP broadcast module. The receiving terminal 90 is any one of a mobile phone, a tablet computer, a computer, and a smart wearable device.

Further, the image acquisition device 30 includes a camera 31, a light compensation module 32, a positioning module 33, and an image processing module 34.

Specifically, baffles are installed on the surfaces perpendicular to the two sides of the screen door 1, and cameras 31 are installed on the tops of the two side baffles. The number of the camera modules 31 is multiple, and they are distributed on both sides of the screen door 1 at equal intervals. , In order to collect whether there is a foreign object between the screen door 1 and the train door 2; the optical compensation module 32 is arranged on the side of the screen door 1 close to the train door 2, and the optical compensation module 32 is used to compare the screen door 1 and the train door 2. Compensation for light and dark changes between light and dark to improve the reliability of the image acquisition of the camera module 31; the positioning module 33 uses a GPS module, a Beidou positioning module and a uwb positioning module to facilitate the acquisition of the location of the monitored area through the positioning system Information, where positioning information includes longitude, latitude, path, monitoring point and other information. In this embodiment, the GPS module adopts the EG12-U8 module of U-BLOX. The image processing module 34 is used to read, analyze and process the image information collected by the camera 31 and transmit the processed image information to the MCU controller 20.

Further, the optical compensation module 32 includes an acquisition and reception unit, an optical signal processing unit, a light emission processing unit, and a light emission unit.

Specifically, the light receiving unit is configured to receive the current first light signal between the screen door 1 and the train door 2, convert the first light signal into a first voltage signal, and forward it to the light signal processing unit; The optical signal processing unit is configured to convert the received first voltage signal into a second voltage signal, and perform signal compensation on the second optical signal after performing limiting and amplifying processing, and to compensate all the signals after the signal compensation. The second optical signal is converted into a second voltage signal; the optical emission processing unit is configured to convert the second voltage signal subjected to the limiting and amplifying processing into the second optical signal, and to perform a correction on the second optical signal. The optical signal performs optical signal compensation; the optical transmitting unit is configured to perform bias processing on the second optical signal after the optical signal compensation, and perform bias processing on the current screen door 1 through the second optical signal after the offset processing. The ambient brightness between the train door and the train door 2 is compensated.

It is understandable that the current received first optical signal between the screen door 1 and the train door 2 is first converted to a first voltage signal and then forwarded to the optical signal processing unit, and the optical signal processing unit will The first voltage signal is converted into a second voltage signal, and the second voltage signal is subjected to limiting and amplifying processing, so as to avoid the signal attenuation caused by the signal attenuation during the signal transmission and conversion of the first voltage signal. The time delay of the monitoring system for foreign object monitoring between the subway screen door 1 and the train door 2; by performing optical signal compensation on the second optical signal after the limiting and amplifying process, avoiding the transmission process caused by the too weak second optical signal The loss and information loss meet the actual application requirements; the second optical signal after the optical signal compensation is subjected to offset processing to realize the calibration and compensation of the second optical signal; finally, the offset processing is performed by all the second optical signals. The second light signal compensates the current ambient brightness between the screen door 1 and the train door 2.

In specific implementation, the light compensation module 32 obtains the brightness of the light group of the screen door 1 and the train door 2 through the acquisition unit 31 in the light compensation module 32. The light group is a new type of high-energy-efficiency and long-life solid-state semiconductor light source with The advantages of simple structure, low power consumption, etc.; the MCU controller 20 controls the optical signal processing unit to adaptively process the first optical signal according to the first optical signal obtained by the receiving unit 31; finally, the optical transmitting unit obtains the current shielding The environment between door 1 and train door 2 is the second light signal of the optimal shooting environment. It is understandable that the adjustment of the current environmental brightness between the screen door 1 and the train door 2 can be adjusted by the number and range of the lamp beads in the lamp group, and can also be adjusted by the PWM wave, which is not limited here.

Further, the image acquisition device 30 further includes an encoding compression module connected to the MCU controller 20, and the encoding compression module is used to perform H.264 compression encoding on the image information to form an image data unit, The separated image information is added to the RTP packet header to form an RTP data packet, the RTP data packet is encapsulated, and finally the RTP data packet is sent to the receiving terminal 90. Wherein, the encoding compression module can support H.265 and H.264 encoding algorithms.

Furthermore, the sensor 40 includes a pressure sensitive module 41 and a signal processing module 42. The pressure sensitive module 41 is arranged around the outer periphery of the light compensation module 32 and is used to transmit the obtained pressure information to the MCU controller 20 after being processed by the signal processing module 42. In specific implementation, the pressure sensitive module 41 may be a plurality of pressure sensors, the pressure sensors are arranged at equal intervals on the outer periphery of the light compensation module 32, and the obtained data is transmitted to the MCU controller 20 in real time through the pressure sensors to determine Whether there is any foreign matter in the gap between the screen door 1 and the vehicle door.

Further, the alarm device 50 includes a voice alarm module and an LED indicator that are electrically connected to the MCU controller 20, and when the alarm device 50 is activated, the voice alarm module switches from a first broadcast state to In the second broadcast state, the first indication state of the LED indicator is switched to the second indication state. Wherein, the first broadcast state is, for example, station broadcast, vehicle arrival information, and the second broadcast state is, for example, line crossing prompt, obstacle reminder; the first indication state is, for example, red light, emergency level, and second The indication state is, for example, a green light and a countdown to the closing of the door.

It is understandable that in the embodiment of the present invention, through the design of the image acquisition device 30 and the sensor 40 when the monitoring system is working, the MCU controller 20 reads the image collected by the image acquisition device 30 Information and pressure information collected by the sensor 40, the image information and pressure information are compared with pre-stored graphics information and pre-stored pressure information through the MCU controller 20, when the image information and pressure information are When any item of information does not match the pre-stored information, the MCU controller 20 controls the alarm device 50 to act, and the storage module 60 stores the image information, pressure information, and positioning information in a designated folder, and transmits it through the signal transmission module 70 The image information is sent to the back-end server 80 so that the back-end server 80 sends the image information to the receiving terminal 90, and the receiving terminal 90 can receive and display the received image information and positioning information of the obstacle in the corresponding monitoring area, so that the user can directly pass the receiving terminal 90 can obtain the security status in the monitoring area. At the same time, the back-end server 80 can use the acquired image information in the monitoring area and the corresponding reading time and positioning information when the image information is obtained to carry out the security status in the monitored area. Real-time warning and maintenance meet the actual application requirements.

Further, the screen door 1 is provided with an armrest and an alarm button, the armrest is provided with a stress sensor, the alarm button and the stress sensor are electrically connected to the MCU controller 20, the alarm button and the pressure sensor are connected in real time The collected alarm signal and pressure signal are transmitted to the MCU controller 20, and the MCU controller 20 is used to determine whether the alarm device 50 operates according to the acquired alarm signal and pressure signal. It is understandable that when passengers are trapped between the screen door 1 and the train door 2, the alarm can be achieved by pulling the handrail on the screen door 1 and pressing the alarm button on the screen door 1.

It should also be noted here that the monitoring system further includes a voltage adjustment module electrically connected to the MCU controller 20, and the voltage adjustment module is used to adjust the operating voltage of the monitoring system, wherein the The working voltage of the power supply module 10 and the optical compensation module 32 is 12V, and the working voltage of the MCU controller 20 is 5V.

According to the present invention, a monitoring system for monitoring foreign objects between a subway screen door and a train door includes a power supply module, which is a rechargeable power supply, and also includes an image acquisition device, a sensor, an alarm device, and a storage device connected to the MCU controller. Module, signal transmission module, background server, and receiving terminal connected to MCU controller through the background server. When the monitoring system is working, the MCU controller reads the image information collected by the image acquisition device and the sensor The pressure information collected by the device is compared with the pre-stored graphics information and pre-stored pressure information through the MCU controller. When any one of the image information and pressure information is compared with the pre-stored When the information does not match, the MCU controller controls the action of the alarm device, and the storage module stores image information, pressure information, and positioning information in a designated folder, and sends it to the background server through the signal transmission module, so that the background server sends the The image information is sent to the receiving terminal, and the receiving terminal can receive and display the received image information and positioning information of the obstacle in the corresponding monitoring area, so that the user can directly obtain the security status in the monitoring area through the receiving terminal, and the background server can pass The acquired image information in the monitoring area and the corresponding reading time and positioning information when the image information is acquired are used to provide real-time warning of the safety status in the monitored area, which solves the problem of the difference between subway doors and train doors in the prior art. In the monitoring of whether there are obstacles in the middle, usually a reference object is set at the rear of the vehicle. The driver observes the integrity of the reference object at the rear of the vehicle to determine whether there is an obstacle. This is likely to cause incomplete observation, large blind spots, and possibly The problem of misjudgment due to driver fatigue has met the actual application requirements.

It should be understood that each part of the present invention can be implemented by hardware, software, firmware or a combination thereof. In the above embodiments, multiple steps or methods can be implemented by software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if it is implemented by hardware, as in another embodiment, it can be implemented by any one or a combination of the following technologies known in the art: Discrete logic circuits, application-specific integrated circuits with suitable combinational logic gates, programmable gate arrays (PGA), field programmable gate arrays (FPGA), etc.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean specific features described in conjunction with the embodiment or example , Structure, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above-mentioned terms does not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and purpose of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

A monitoring system for monitoring foreign objects between a subway screen door and a train door includes a power supply module, and is characterized in that it also includes an image acquisition device, a sensor, an alarm device, a storage module, a signal transmission module, and a background connected to an MCU controller A server and a receiving terminal connected to the MCU controller through a background server; the image acquisition device includes a camera, a light compensation module, a positioning module, and an image processing module; the camera modules are arranged on both sides of the screen door; the light compensation module Set on the side of the screen door close to the train door, the image processing module is used to read, analyze and process the image information collected by the camera, and transmit the processed image information to the MCU controller; the sensor includes pressure sensitive A module and a signal processing module, the pressure sensitive module is arranged around the outer periphery of the optical compensation module, and is used to transmit the obtained pressure information to the MCU controller after being processed by the signal processing module;

The MCU controller is used to compare image information and pressure information with pre-stored image information and pressure information, respectively. When any one of the image information and pressure information does not match the pre-stored information, the MCU controller controls an alarm When the device operates, the storage module stores the image information, pressure information, and positioning information in a designated folder, and sends the image information to the back-end server through the signal transmission module, so that the back-end server sends the image information to the receiving terminal.
The monitoring system for monitoring foreign objects between subway screen doors and train doors according to claim 1, wherein the image acquisition device further comprises an encoding compression module connected to the MCU controller, the encoding compression module Used to perform H.264 compression encoding on the image information to form an image data unit, and add an RTP header to the separated image information to form an RTP data packet, encapsulate the RTP data packet, and finally send the RTP data Packet to the receiving terminal.
The monitoring system for monitoring foreign objects between subway screen doors and train doors according to claim 1, wherein the screen door is provided with a handrail and an alarm button, the handrail is provided with a stress sensor, and the alarm button Both the stress sensor and the stress sensor are electrically connected to the MCU controller. The alarm button and the pressure sensor transmit the collected alarm signal and pressure signal to the MCU controller in real time, and the MCU controller is used to determine according to the acquired alarm signal and pressure signal. Whether the alarm device is activated.
The monitoring system for monitoring foreign objects between subway screen doors and train doors according to any one of claims 1 to 3, wherein the monitoring system further comprises a voltage adjustment module electrically connected to the MCU controller, The voltage adjustment module is used to adjust the operating voltage of the monitoring system, wherein the operating voltage of the power supply module and the optical compensation module is 12V, and the operating voltage of the MCU controller is 5V.
The monitoring system for monitoring foreign objects between subway screen doors and train doors according to claim 1, wherein the optical compensation module includes an acquisition and reception unit, an optical signal processing unit, a light emission processing unit, and a light emission unit,

The light receiving unit is configured to receive the current first light signal between the screen door and the train door, convert the first light signal into a first voltage signal, and forward it to the light signal processing unit;

The optical signal processing unit is configured to convert the received first voltage signal into a second voltage signal, and perform signal compensation on the second optical signal after performing limiting and amplifying processing, and to compensate all the signals after the signal compensation. The second optical signal is converted into a second voltage signal;

The optical emission processing unit is configured to convert the second voltage signal after the limiting and amplifying process into the second optical signal, and perform optical signal compensation on the second optical signal;

The light emitting unit is configured to perform offset processing on the second optical signal after optical signal compensation, and use the second optical signal after the offset processing to determine the brightness of the environment between the current screen door and the train door. Make compensation.
The monitoring system for detecting foreign objects between the subway screen door and the train door according to claim 1, wherein the alarm device includes a voice alarm module and an LED indicator that are electrically connected to the MCU controller, respectively. When the alarm device is activated, the voice alarm module is switched from a first broadcast state to a second broadcast state, and the LED indicator has a first indication state and is switched to a second indication state.
The monitoring system for monitoring foreign objects between the subway screen door and the train door according to claim 1, wherein the MCU controller uses an Atmega16L chip.
The monitoring system for monitoring foreign objects between the subway screen door and the train door according to claim 1, wherein the positioning module adopts one or more of a GPS module, a Beidou positioning module, and a uwb positioning module.
The monitoring system for monitoring foreign objects between the subway screen door and the train door according to claim 1, wherein the receiving terminal is any one of a mobile phone, a tablet computer, a computer, and a smart wearable device.
The monitoring system for monitoring foreign objects between subway screen doors and train doors according to claim 1, wherein the signal transmission module is a Bluetooth module, a WiFi module, a 2G module, a 3G module, a 4G module, a GSM module, a UDP One or more of the broadcast modules.