CN211969472U

CN211969472U - Intelligent protection system for field section level crossing and level crossing

Info

Publication number: CN211969472U
Application number: CN202022361537.4U
Authority: CN
Inventors: 何勇; 李琦; 李卓然; 马学涛; 吴迪; 于胜利; 解丽霞; 张建东
Original assignee: China Railway Engineering Consulting Group Co Ltd
Current assignee: China Railway Engineering Consulting Group Co Ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2020-11-20
Anticipated expiration: 2030-10-22

Abstract

The utility model provides a field level crossing intelligence protection system is applied to the level crossing that contains first traffic system and second traffic system, include: the monitoring equipment is arranged at the two end sides of the two electric check trees and used for monitoring the passing state of the level crossing and the working state of the electric check trees; the first alarm transmitting device is arranged along the first traffic system and used for sending out a first alarm when the traffic equipment approaches the level crossing, and a first distance is formed between the first alarm transmitting device and the level crossing; and the control device controls the electric rail to be switched from the standby state to the control state, continuously acquires the monitoring result of the monitoring equipment, and controls the electric rail to stop switching if the monitoring equipment acquires that foreign matters exist at the level crossing, so that the protection at the level crossing of the field section is more intelligent, the unattended operation is convenient to realize, and the labor cost of a railway system is reduced.

Description

Intelligent protection system for field section level crossing and level crossing

Technical Field

The utility model discloses be applied to the traffic field, concretely relates to be applied to intelligent protection system and applied this intelligent protection system's of railway and highway's level crossing.

Background

Railroad crossings, also known as level crossings, are the crossings of roads and the level of the railroad, where there is a possibility of conflicts between the two modes of transportation. Early railroad crossings were attended by a red flag or light that was waving when the train was about to pass, indicating that all vehicles and pedestrians stopped, and that the vehicles and pedestrians left the track. Later, hand or electronic railings were introduced to block the road. Railings are used to block any traffic and pedestrians from entering the railroad. In the early days of railroads, many vehicles were animal powered, and therefore it was necessary to establish a real obstacle. In modern times, except that the railway crossing with large traffic of vehicles and pedestrians is still watched by people, most of the railway crossing is automatically operated without watching by people.

With the high-speed development of road transportation and the continuous increase of motor vehicles, the number of level crossings is correspondingly increased, so that the vehicles passing through the crossings are continuously raised, the potential danger is increased day by day, the actual situation on site cannot be monitored and analyzed, and the potential safety hazard still exists.

Therefore, there is a need to provide a new intelligent protection system for field level crossing and a level crossing using the same to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The not enough to above prior art, the utility model provides a new field section level crossing intelligence protection system to the intelligent monitoring scheme who provides the level crossing effectively practices thrift the labour, reduces the risk that other probably exist that the human factor caused.

In order to solve the technical problem, the utility model provides a field level crossing intelligence protection system is applied to the level crossing that contains first traffic system and second traffic system, include: the electric blocking wood is arranged on two sides of the crossing along the extension direction of the first traffic system, and is used for blocking the passage of the second traffic system when the first traffic system is occupied, and comprises a working state for blocking the crossing and a standby state for opening the crossing; the monitoring equipment is arranged at the two end sides of the two electric railings and is used for monitoring the passing state of the level crossing and the working state of the electric railings; the first alarm transmitting device is arranged along the first traffic system and used for sending out a first alarm when traffic equipment on the first traffic system approaches the level crossing, and a first distance is formed between the first alarm transmitting device and the level crossing; and the control device controls the electric rail to be switched from a standby state to a control state, continuously acquires the monitoring result of the monitoring equipment, and controls the electric rail to stop switching if the monitoring equipment acquires that foreign matters exist at the level crossing.

Preferably, the electric fence is characterized by further comprising a second alarm transmitting device, wherein the second alarm transmitting device is arranged at a position which is a second distance away from the electric fence and is used for sending a second alarm for prompting pedestrians or staff when the electric fence is about to enter a working state.

Preferably, the first distance is greater than or equal to the farthest distance that the traffic equipment moves during the operation time of the protection system.

Preferably, the second alarm emitting device is an audible and visual alarm.

Preferably, the number of the first alarm transmitting devices is two, and the two first alarm transmitting devices are respectively located at the uplink position of the first traffic system and the downlink position of the first traffic system, and when the traffic equipment runs between the two first alarm transmitting devices, the first alarm transmitting device continuously sends out the first alarm.

Preferably, the monitoring device is an image acquisition device for taking continuous pictures, and the control device includes an image recognition module.

Preferably, the monitoring device is a camera.

Preferably, the image recognition module is an image processing CPU based on a neural network image recognition technology.

In order to solve the above problem, the utility model also provides an including first traffic system, second traffic system and as above intelligent protection system.

Compared with the prior art, the utility model discloses a field section level crossing intelligent protection system can carry out automatic identification to barriers such as pedestrian, vehicle to the crossing district to according to the switching of the electronic fence of on-the-spot operating condition automatic control. Therefore, the safety of the train is ensured, the traffic accidents at the crossing are avoided, the protection at the level crossing of the field section is more intelligent, furthermore, the unattended operation can be realized, and the labor cost of the railway system is reduced.

Drawings

The present invention will be described in detail with reference to the accompanying drawings. The foregoing and other aspects of the invention will become more apparent and more readily appreciated from the following detailed description, taken in conjunction with the accompanying drawings. In the drawings:

fig. 1 is the utility model discloses field level crossing intelligence protection system's schematic structure view.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

The embodiments/examples set forth herein are specific embodiments of the present invention and are presented for illustrative purposes only, and are not intended to be construed as limitations on the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include those which make any obvious replacement or modification to the embodiments described herein, and all of which are within the scope of the present invention.

Please refer to fig. 1, the utility model provides a field level crossing and be applied to intelligent protection system at field level crossing.

The field section level crossing is formed by intersecting a first traffic system and a second traffic system, wherein the first traffic system and the second traffic system are both traffic systems for bidirectional traffic. In this embodiment, the first traffic system is a two-way railroad and the second traffic system is a highway.

The intelligent protection system in the embodiment comprises an electric rail 1, a monitoring device 2, an alarm transmitting device 3 and a control device 4.

The electric blocking wood 1 is arranged on two sides of a level crossing and used for blocking pedestrians or vehicles on a road when a train passes through the level crossing on a railway. Specifically, the electric fences 1 are two in number and are arranged on both sides of the railway in parallel in the extending direction of the railway. The two electric fences 1 cooperate under the control of the control device 4. The electric barrier 1 includes a working state of blocking the level crossing and a standby state of opening the level crossing. When a train passes through the railway and a level crossing is about to be occupied, the control device 4 controls the electric rail 1 to be switched to a closed working state; when the train passes through the level crossing, the control device 4 controls the electric rail 1 to be switched to the open standby state. In practical application, the electric ledger 1 can be a rod-shaped structure based on fixed-point rotation, and in a working state, the electric ledger 1 is laid down and traverses to a railway crossing. After the train passes by, the control device 4 controls the electric ledger 1 to be lifted to a vertical standby state.

The monitoring devices 2 are image acquisition devices which can be used for shooting continuous pictures, and preferably, the number of the monitoring devices 2 is two, the two monitoring devices are respectively arranged at two end sides of the electric barricade 1 and are used for monitoring the state of the crossing area and the working state of the electric barricade. Specifically, in this embodiment, the monitoring device 2 is a camera connected to the control device 4, and is used to record the pictures in the crossing area.

An image recognition module is arranged in the control device 4 and used for analyzing the image shot by the monitoring equipment 2 and judging the state of the crossing area. Specifically, in the present embodiment, the image recognition module is an image processing CPU based on a neural network image recognition technology. In the image recognition module, a neural network system can be used for extracting the characteristics of the image acquired by the monitoring equipment 2, and then the characteristics of the image are mapped to the neural network for image recognition and classification, so that pedestrians, trains, automobiles and other obstacles frequently appearing on the image are distinguished, and the state of the current crossing is judged. Further, the image recognition module further includes performing anomaly detection on other foreign objects with uncertain appearance features by using an AI-based Deep Anomaly Detection (DAD) technique to enhance the identification degree of the abnormal state. The control device 4 is convenient to control the electric rail 1 and the alarm emitting device 3 to switch different states to adapt to corresponding conditions. When the electric barrier is put down, if the image recognition module detects that the crossing area exists frequently, for example, pedestrians or vehicles exist in the crossing area, the electric barrier 1 is controlled to stop the switching action, and further, after the abnormal type is determined, the electric barrier 1 is controlled to be opened or closed to realize the blocking or opening of the crossing.

The alarm transmitting means 3 comprises first alarm transmitting means 31 and second alarm transmitting means 32. Wherein the first alarm transmitting device 31 is arranged along the first traffic system for emitting a first alarm when the traffic equipment on the first traffic system approaches the level crossing. In particular, in the present embodiment, the first alarm emitting means 31 comprises detecting means connected to the rail, signal sending means connected to the detecting means, and alarm means. The detection device is arranged on the rails on two sides of the crossing and is away from the crossing by a first distance m. When the detection device detects that the train is coming, the signal sending device sends a signal that the train is coming to the control device 4, so that the control device 4 controls the electric stop log to descend to block the passing of pedestrians and vehicles on the road. Meanwhile, the alarm device continuously sends out a first alarm to remind passers-by and staff to pay attention. Until the first alarm is released after the train passes through the level crossing. In the present embodiment, the first distance m is equal to or greater than the farthest distance that the transportation device moves during the operation time of the protection system, so that it is possible to respond in time to ensure the safety of the pedestrian vehicle when the approach of the train is detected.

The two first alarm transmitting devices 31 are respectively arranged at the ascending position and the descending position of the railway, and when the train head runs to the ascending position, the first alarm transmitting devices at the ascending position are triggered, and the first alarm is started; when the train tail runs to the first alarm transmitting device positioned at the descending position, the first alarm is released. Meanwhile, the signal sending device positioned at the descending position sends a signal to the control device 4, and the control device 4 controls the electric barricade 1 to erect the open level crossing so as to enable the pedestrians and vehicles on the road to recover the passing. The alarm device can be any form of alarm equipment such as a buzzer, an audible and visual alarm, an electromagnetic alarm and the like. Preferably, the first alarm emitting means 31 is an audible and visual alarm. The first alarm is an audible and visual alarm signal.

The second alarm transmitting device 32 is arranged at a second distance n from the electric ledger 1, and when the electric ledger is about to enter a working state, the control device 4 controls the second alarm transmitting device 32 to send out a second alarm for prompting pedestrians or staff. The second distance n is preferably the best position where the whole crossing area can be shot into the camera and the best video effect can be maintained. Preferably, the second alarm emitting device 32 is an audible and visual alarm. The second alarm is an audible and visual alarm signal.

In practical application, when the train starts to drive out from 1 minute and 30 seconds before approaching the crossing, the system always sends out acousto-optic alarm signals to crossing guard personnel, pedestrians and vehicles to warn the pedestrians and the trains to pass through and stop passing. When a train approaches a crossing for 1 minute, the control device 4 of the system automatically controls the electric railings 1 at the two sides of the crossing to start and close the crossing, if no barrier such as a pedestrian, a vehicle and the like exists in a monitored area (crossing area), the system smoothly closes the crossing by the automatic railings, and the railings are automatically opened after the train exits the crossing area, so that the pedestrian and the vehicle are allowed to pass. If there is an abnormal situation, for example, after the sound and light alarm signal is sent out for 30s, when the electric barrier 1 is started to close the crossing, and the image recognition module of the control device 4 recognizes and analyzes that foreign matters (people, vehicles and objects) exist at the crossing, the control device 4 controls the electric barrier 1 to pause the closing action, the system sends out corresponding warning voice, and informs the crossing to duty personnel, and the duty personnel verify the situation of the crossing and assist in clearing the crossing, evacuating the detained pedestrians and robbing the pedestrians and vehicles. After the cleaning, the system continues to automatically close the electric railings, so that the safety of passers and trains can be ensured to pass through the road junction.

It should be noted that the railway and highway level crossing of the above explanation only do the utility model discloses one of them application, in fact, the utility model discloses a function protection system also can be applied to other traffic systems's crossing, and its principle is unanimous, does not have the repeated description here.

It should be noted that the above-mentioned embodiments described with reference to the drawings are only intended to illustrate the present invention and not to limit the scope of the present invention, and those skilled in the art should understand that modifications or equivalent substitutions made on the present invention without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, unless the context indicates otherwise, words that appear in the singular include the plural and vice versa. Additionally, all or a portion of any embodiment may be utilized with all or a portion of any other embodiment, unless stated otherwise.

Claims

1. The utility model provides a field section level crossing intelligence protection system, is applied to the level crossing that contains first traffic system and second traffic system, its characterized in that includes:

the electric blocking wood is arranged on two sides of the crossing along the extension direction of the first traffic system, and is used for blocking the passage of the second traffic system when the first traffic system is occupied, and comprises a working state for blocking the crossing and a standby state for opening the crossing;

the monitoring equipment is arranged at the two end sides of the two electric railings and is used for monitoring the passing state of the level crossing and the working state of the electric railings;

the first alarm transmitting device is arranged along the first traffic system and used for sending out a first alarm when traffic equipment on the first traffic system approaches the level crossing, and a first distance is formed between the first alarm transmitting device and the level crossing;

and the control device controls the electric rail to be switched from a standby state to a control state, continuously acquires the monitoring result of the monitoring equipment, and controls the electric rail to stop switching if the monitoring equipment acquires that foreign matters exist at the level crossing.

2. The intelligent protection system for a field level crossing according to claim 1, further comprising a second alarm emitting device disposed at a second distance from the motorized check dam for emitting a second alarm prompting a pedestrian or a worker when the motorized check dam is about to enter a working state.

3. The intelligent protection system for a field level crossing according to claim 1, wherein the first distance is greater than or equal to the farthest distance that the traffic equipment moves during the protection system operation time.

4. The intelligent protection system for a field level crossing according to claim 2, wherein the second alarm emitting device is an audible and visual alarm.

5. The intelligent protection system for a field level crossing according to claim 1, wherein there are two first alarm transmitters, which are respectively located at the upstream position of the first traffic system and the downstream position of the first traffic system, and when a traffic device runs between the two first alarm transmitters, the first alarm transmitters continuously send out first alarms.

6. The intelligent protection system for a field level crossing according to claim 1, wherein the monitoring device is an image acquisition device for taking continuous pictures, and the control device comprises an image recognition module.

7. The intelligent protection system for a field level crossing according to claim 6, wherein the monitoring device is a camera.

8. The intelligent protection system for a field level crossing according to claim 6, wherein the image recognition module is an image processing CPU based on a neural network image recognition technology.

9. A level crossing comprising a first traffic system, a second traffic system, and the intelligent protection system of any one of claims 1-8.