CN115675537A - Subway platform clearance safety detection system - Google Patents
Subway platform clearance safety detection system Download PDFInfo
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- CN115675537A CN115675537A CN202211421822.8A CN202211421822A CN115675537A CN 115675537 A CN115675537 A CN 115675537A CN 202211421822 A CN202211421822 A CN 202211421822A CN 115675537 A CN115675537 A CN 115675537A
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Abstract
The invention relates to the technical field of safety detection of subway station platforms, and discloses a safety detection system for a subway platform gap, which comprises: a unit detection module: the unit detection module comprises a depth camera module and a radar dot matrix scanning module and is used for processing places with dark light or sunlight irradiation environment and requiring high-definition image quality; a unit control module: the unit control module comprises a visual intelligent unit and a control module unit, and the visual intelligent unit is used for processing relevant data acquired by the unit visual module; the unit detection module adopts degree of depth module and the radar dot matrix scanning module of making a video recording, and the foreign matter detection means in clearance between further reinforcement platform door and the train automobile body avoids appearing passenger, the dangerous condition in article detention clearance, solves the potential safety hazard that station platform door and train clearance are too big brought, establishes stability, reliability, maintainability data model, provides the guide for the new line construction demand of future.
Description
Technical Field
The invention relates to the technical field of safety detection of subway station platforms, in particular to a safety detection system for a subway platform gap.
Background
At present, rail transit such as subways, light rails, motor cars and high-speed railways is common or platform doors are arranged, however, some events affecting safety often occur in gaps (risk spaces) between the platform doors and trains, and multiple dead people events and great delays are caused. The risk space refers to a three-dimensional area which is arranged between the platform door and the train and is a front and back surface, a plane where the platform pedal is arranged and a plane where the top of the train door is arranged and is a lower surface and an upper surface when the train stops at the platform. The foreign matter refers to the human body part or article which influences subway facilities, passenger safety and normal train operation and is newly added in the risk space after the platform door and the train door are closed and before the train leaves the station. The foreign matter event that the risk space takes place includes on the platform footboard between platform door and the train, prevent stepping on the blank adhesive tape and prevent stepping on the clearance foreign matter on the blank adhesive tape and the space between the train, the foreign matter that platform sliding door crack and train door crack pressed from both sides to and the clearance foreign matter between platform fixed gate and the train. Therefore, the foreign matter detection device needs to detect whether the train is at the station; establishing an image (namely a background model) in a risk space when each train enters a station, stops stably and does not open a door, and judging the opening and closing states and the door gap positions of a platform sliding door and a train door; after the platform sliding door and the train door are closed, comparing the train sliding door and the background model at the moment before the train leaves the station, and judging whether the risk space is newly provided with foreign matters such as human body parts or articles; and measuring the three-dimensional size of the foreign matter, evaluating the damage degree of the foreign matter to the travelling crane and passengers, and giving a signal whether the vehicle can be sent and the position of the foreign matter.
In the prior art, the subway platform gap safety detection only adopts a single image acquisition unit, so that the acquisition accuracy of images is low, and the dangerous condition that passengers and articles are detained in gaps is easy to occur.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the invention provides a subway platform gap safety detection system, which establishes a data model with stability, reliability and maintainability, provides the advantage of guidance for the future new line construction requirements, and solves the problems that the subway platform gap safety detection only adopts a single image acquisition unit, so that the image acquisition accuracy is low, and the dangerous condition that passengers and articles are detained in gaps is easy to occur.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a subway platform gap safety detection system comprising:
a unit detection module: the unit detection module comprises a depth camera module and a radar dot matrix scanning module and is used for processing places with dark light or sunlight irradiation environment and requiring high-definition image quality;
a unit control module: the unit control module comprises a visual intelligent unit and a control module unit, the visual intelligent unit is used for processing relevant data collected by the unit visual module, and the control module unit is used for processing IO signals in cooperation with the visual intelligent unit;
the master control server cabinet: the main control server cabinet comprises a file storage server and a server host, the file storage server is used for providing an alarm management page and storing an alarm video, and the server host is used for controlling platform monitoring equipment;
a platform display screen: the display terminal is arranged at the head end of the advancing direction of the train and is used for displaying the image of the obstacle or the video when the driver or the station staff gives an alarm in the gap detection system;
station operation terminal box: for drivers to check the condition of the safety loop of the platform gap and bypass operation
Preferably, the unit detection module further comprises an auxiliary sensor for scanning foreign matters and people clamping phenomena in the detection area and mutual detection and assistance with the visual camera.
Preferably, an isolation switch power supply is arranged in the unit control module and used for providing an isolated safety power supply and preventing mutual influence and interference among unit equipment.
Preferably, the server host is provided with two sets.
Preferably, the platform operation terminal box is fixed above the PSL equipment by bolts, and cables enter the original equipment room wire inlet groove of the platform door along the upright post and enter the server cabinet in the equipment room.
Preferably, a panel of the platform operation terminal box is provided with a system power indicator, an obstacle alarm indicator, a system fault indicator, a silencing reset button, a safety loop bypass with a key knob and a system bypass indicator.
Preferably, a buzzer alarm device is arranged in the platform operation terminal box.
(III) advantageous effects
Compared with the prior art, the invention provides a subway platform gap safety detection system, which has the following beneficial effects:
this subway platform clearance safety detection system, unit detection module adopt degree of depth module and the radar dot matrix scanning module of making a video recording, further reinforce the foreign matter detection means in clearance between platform door and the train automobile body, avoid appearing passenger, article and detain the dangerous condition in clearance, solve the too big potential safety hazard that comes in station platform door and train clearance, establish stability, reliability, maintainability data model, provide the guide for the new line construction demand of future.
Drawings
FIG. 1 is a schematic diagram of the present gap safety detection system;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
A subway platform gap safety detection system, comprising:
a unit detection module: the unit detection module comprises a depth camera module and a radar dot matrix scanning module and is used for processing places with dark light or sunlight irradiation environment and requiring high-definition image quality;
a unit control module: the unit control module comprises a visual intelligent unit and a control module unit, the visual intelligent unit is used for processing relevant data collected by the unit visual module, and the control module unit is used for processing IO signals in cooperation with the visual intelligent unit;
the master control server cabinet: the main control server cabinet comprises a file storage server and a server host, the file storage server is used for providing an alarm management page and storing an alarm video, and the server host is used for controlling platform monitoring equipment;
a platform display screen: the terminal is arranged at the head end of the advancing direction of the train and is used for displaying an obstacle image or a video when a driver or station staff gives an alarm in the clearance detection system;
platform operation terminal box: the device is used for a driver to check the condition of the platform clearance safety loop and the bypass operation.
In this embodiment, it is concrete, the unit detection module still includes auxiliary sensor for scan the foreign matter and the double-layered people phenomenon of detecting the interval, mutually examine mutually with the vision camera and rescue, can effectively scan the foreign matter and the double-layered people phenomenon of detecting the interval through this sensor, mutually examine mutually with the vision camera and rescue, improve system overall stability and reliability, improve and survey the precision.
In this embodiment, specifically, an isolation switch power supply is arranged in the unit control module and is used for providing an isolated safety power supply and preventing mutual influence and interference between unit devices.
In this embodiment, specifically, there are two sets of server hosts, and when a single set fails, the other set of server hosts is switched to operate, so that system functions are not affected. The equipment is used for collecting power supplied by the power cabinet AC220V, and the switching power supply is arranged on the equipment which is not AC220V equipment to meet various power supply requirements in the server.
In this embodiment, specifically, the platform operation terminal box is fixed above the PSL's equipment by the bolt, and the cable gets into the original equipment room inlet wire casing of platform door along the stand, gets into the interior server cabinet of equipment room.
In this embodiment, specifically, a system power indicator, an obstacle alarm indicator, a system fault indicator, a silencing reset button, a safety loop bypass with key knob, and a system bypass indicator are disposed on a panel of the platform operation terminal box.
In this embodiment, specifically, a buzzer alarm device is disposed in the platform operation terminal box.
Referring to fig. 1, the main working flow of the gap video alarm system is as follows:
the video alarm system selects a platform door opening signal or a closing and locking signal as a starting signal of the video alarm system; the project selects a door closing command signal and a closing and locking signal provided by a platform door as activation signals (after the door closing command is detected to be delayed for a period of time, the platform door enters an activation state regardless of whether a safety loop signal exists or not).
In the adjustable detection process of 0-30 seconds, the dangerous condition that passengers are clamped between the platform door and the train body does not occur in the defense area, and the system quits the working state. And restoring the initial standby state and waiting for the next train to arrive.
In the adjustable detection process of 0-30 seconds, if a dangerous condition that passengers or articles are clamped between a platform door and a train body occurs in a defense area, an alarm panel at the post position of a driver gives an alarm, a display screen elastic frame displays the position and the gap of a corresponding door body in real time until foreign matters are removed, a certain time (adjustable in 0-30 seconds) is delayed after the foreign matters are removed, and the system is out of a working state. And restoring the initial standby state and waiting for the next train to arrive.
If the video alarm system has a fault, an operation panel can give out an audible and visual alarm at the post position of a driver, the display screen also prompts system fault information until the fault is repaired, the delay is delayed for a certain time (adjustable within 0-30 seconds) after the fault is repaired, and the system quits the working state. And restoring the initial standby state and waiting for the next train to arrive.
The video alarm system has the capability of working for a long time, and meets the long-time working requirements of 24 hours and 365 days all day.
The video alarm system has a storage function, and the video alarm system has a function of calling and storing videos/images.
The video alarm system can detect the tiny foreign matters at the position of the platform door. The detection object can reach 50mm multiplied by 50mm.
Within 500ms of detecting the foreign matters, the system can transmit the door alarm information to the head end operation box, and immediately display the position information and the real-time pictures of the foreign matters on a screen.
The single door is provided with two monitoring points, a gap vision scanning full-coverage detection scheme is adopted, and the detection interval angle can be set through the mobile terminal, so that the detection of various door body size intervals is adapted.
The upper computer software of the system comprises display software positioned at a platform end door, provides a field monitoring picture for a driver to check, and is additionally provided with historical query software in a main cabinet of an equipment room server for maintenance personnel to take records and query the state of equipment.
The video detection system comprises display software positioned at a platform end door, provides a field monitoring picture for a driver to check, and is additionally provided with historical query software in a main cabinet of the equipment room server for maintenance personnel to take records and query the state of equipment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A system for detecting clearance safety of a subway platform, comprising:
a unit detection module: the unit detection module comprises a depth camera module and a radar dot matrix scanning module and is used for processing places which are in dark light or sunlight irradiation environments and require high-definition image quality;
a unit control module: the unit control module comprises a visual intelligent unit and a control module unit, the visual intelligent unit is used for processing relevant data collected by the unit visual module, and the control module unit is used for processing IO signals in cooperation with the visual intelligent unit;
the master control server cabinet: the main control server cabinet comprises a file storage server and a server host, the file storage server is used for providing an alarm management page and storing an alarm video, and the server host is used for controlling platform monitoring equipment;
platform display screen: the display terminal is arranged at the head end of the advancing direction of the train and is used for displaying the image of the obstacle or the video when the driver or the station staff gives an alarm in the gap detection system;
station operation terminal box: the device is used for a driver to check the condition of the platform clearance safety loop and the bypass operation.
2. A system according to claim 1, wherein: the unit detection module further comprises an auxiliary sensor, and the auxiliary sensor is used for scanning foreign matters and people clamping phenomena in a detection area and mutually detecting and assisting with the visual camera.
3. A system according to claim 1, wherein: and an isolation switch power supply is arranged in the unit control module and used for providing an isolated safety power supply and preventing mutual influence and interference among unit equipment.
4. A system according to claim 1, wherein: and the server host is provided with two sets.
5. A system according to claim 1, wherein: the platform operation terminal box is fixed above the PSL equipment by bolts, and cables enter the original equipment room wire inlet groove of the platform door along the upright post and enter the server cabinet in the equipment room.
6. A system according to claim 1, wherein: and a panel of the platform operation terminal box is provided with a system power indicator, a barrier alarm indicator, a system fault indicator, a silencing reset button, a safety loop with a key knob and a system bypass indicator.
7. A system according to claim 1, wherein: and a buzzer alarm device is arranged in the platform operation terminal box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211421822.8A CN115675537A (en) | 2022-11-14 | 2022-11-14 | Subway platform clearance safety detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211421822.8A CN115675537A (en) | 2022-11-14 | 2022-11-14 | Subway platform clearance safety detection system |
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| CN115675537A true CN115675537A (en) | 2023-02-03 |
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| CN202211421822.8A Pending CN115675537A (en) | 2022-11-14 | 2022-11-14 | Subway platform clearance safety detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117465483A (en) * | 2023-12-27 | 2024-01-30 | 江苏明伟万盛科技有限公司 | Visual safety detection device for gap of rail transit platform |
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2022
- 2022-11-14 CN CN202211421822.8A patent/CN115675537A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117465483A (en) * | 2023-12-27 | 2024-01-30 | 江苏明伟万盛科技有限公司 | Visual safety detection device for gap of rail transit platform |
| CN117465483B (en) * | 2023-12-27 | 2024-04-09 | 江苏明伟万盛科技有限公司 | Visual safety detection device for gap of rail transit platform |
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