CN212302511U - Car number and case number identification association system monitoring facilities - Google Patents
Car number and case number identification association system monitoring facilities Download PDFInfo
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- CN212302511U CN212302511U CN202021017898.0U CN202021017898U CN212302511U CN 212302511 U CN212302511 U CN 212302511U CN 202021017898 U CN202021017898 U CN 202021017898U CN 212302511 U CN212302511 U CN 212302511U
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Abstract
The utility model provides a car number and case number discernment correlation system monitoring facilities, including portal, car number identification system, vehicle detection sensor, be equipped with the camera on the portal, car number identification system and host computer communication connection for give the host computer with number of a car, the number information transfer of gathering, the vehicle detects the sensor and is used for detecting the vehicle and comes the car and the direction of coming the car, the vehicle detects the sensor and is connected with the input of controller, and the output and the camera of controller are connected, camera and host computer communication connection for the container image data transmission to the host computer with gathering. The utility model discloses a vehicle information acquisition and vehicle advancing direction's video monitoring.
Description
Technical Field
The utility model relates to a freight technical field especially relates to a car number and case number discernment correlation system monitoring facilities.
Background
At present, the method for associating the box number and the car number of the molten iron intermodal container mainly adopts the steps that after a railway container truck arrives at a rail receiving station, an outworker carries out manual operation, and the container box number and the car number are recorded in an association mode on site. The existing operation mode has long operation time, greatly reduces the operation efficiency and cannot adapt to the operation mode of high-efficiency operation of the combined transportation of molten iron.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a car number and case number discernment correlation system monitoring facilities, realized vehicle information acquisition and vehicle advancing direction's video monitoring.
The utility model discloses a realize like this: the utility model discloses a car number and case number discernment correlation system monitoring facilities, including portal, car number identification system, vehicle detection sensor, be equipped with the camera on the portal, car number identification system and host computer communication connection for give the host computer with number of a car, the number information transfer of gathering, the vehicle detects the sensor and is used for detecting the vehicle and comes the car and the direction of coming the car, the vehicle detects the sensor and is connected with the input of controller, and the output and the camera of controller are connected, camera and host computer communication connection for the container image data transmission to the host computer with gathering.
The car number identification system comprises a car number receiving and reading device, the car number receiving and reading device is used for sending radio frequency signals and transmitting the radio frequency signals to the passive RFID volume labels on the lower portion of the carriage through the ground antenna, the ground antenna receives the volume label signals simultaneously and transmits the volume label signals to the car number receiving and reading device through the radio frequency cable, and the car number receiving and reading device transmits the volume label signals to the upper computer.
The car number receiving and reading device is connected with the controller, and the controller is connected with the upper computer through the switch.
The vehicle detection sensor is used for detecting the passing speed of a vehicle and transmitting the passing speed to the controller, and the controller is used for controlling the sampling frequency of the camera according to the speed of the vehicle and collecting images of the container.
The vehicle detection sensors comprise two groups of wheel sensors, and the two groups of wheel sensors respectively correspond to two incoming vehicle directions; each group of wheel sensors consists of at least two pieces of magnetic steel, wherein the first magnetic steel and the second magnetic steel are arranged at intervals and connected with the input end of the controller, and the controller obtains the speed of the vehicle according to the time when the same wheel passes through the first magnetic steel and the second magnetic steel.
The first magnetic steel and the second magnetic steel are arranged on a railway below the door frame and are longitudinally spaced by a set distance.
The vehicle detection sensor comprises two starting-up magnetic steels, and the two starting-up magnetic steels respectively correspond to two incoming vehicle directions; the starting-up magnetic steel is connected with the input end of the controller; the starting magnetic steel is arranged on the railway away from the gantry by a set distance.
The monitoring equipment of the car number and box number identification association system comprises an illuminance sensor and lighting equipment, wherein the illuminance sensor is electrically connected with the input end of a controller, and the output end of the controller is electrically connected with the lighting equipment.
The door frame is arranged between a railway track connecting station and a railway section of a port loading and unloading area.
The portal frame is erected across a railway; the portal frame is provided with three laser integrated cameras which are used for respectively acquiring images of the left side, the right side and the top of the carriage; the portal frame is further provided with two snapshot cameras, and the two snapshot cameras are used for respectively taking a snapshot of the tail of the carriage when the vehicle passes through in different directions.
The utility model discloses following beneficial effect has: in the process of molten iron intermodal transportation, in order to improve the efficiency problem that the container box number is associated with the train number when the container is switched between a cargo ship and a railway train and meet the handing-over service of the molten iron intermodal freight container, 1 set of monitoring equipment of the intelligent identification system of the train number and the box number is designed, vehicle information acquisition and video monitoring of the advancing direction of a vehicle are realized, the monitoring equipment disclosed by the patent can be matched with relevant programs in a host computer to well solve the problem that the container is not fallen to the ground in the process of transferring the container from a port ship to the railway freight train, manual intervention is not needed, the identification association of the container box number and the railway freight train number can be realized, the operation efficiency of the container molten iron intermodal transportation is greatly improved, and the automatic input of the freight information of the container freight.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is an application scene schematic diagram of a monitoring device of a car number and box number identification association system provided by the embodiment of the utility model;
fig. 2 is the embodiment of the utility model provides a car number and case number discernment correlation system monitoring facilities's system structure chart.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the embodiment discloses a monitoring device of a car number and box number identification association system, which comprises a camera, a vehicle detection sensor and a car number identification system, wherein the car number identification system is used for collecting information of the number of cars and the number of cars, and transmits the collected information of the number and the number of the vehicle to an upper computer, the vehicle detection sensor is used for detecting the coming vehicle (namely detecting the passing of the vehicle through a portal frame or a camera) and the coming direction of the vehicle, the vehicle detection sensor is electrically connected with the input end of the controller, the output end of the controller is electrically connected with the camera, the vehicle detection sensor is used for detecting the passing speed of the vehicle, and transmits to the controller, the controller is used for controlling the sampling frequency of the camera according to the vehicle speed to collect the container image, the camera is used for transmitting the collected container image data to an upper computer through Ethernet (such as gigabit Ethernet). The camera is connected with the upper computer through the switch.
The upper computer is used for analyzing the collected container images, identifying the container numbers and the box codes, associating the identified container numbers with the train numbers, and finally transmitting the container numbers and the train numbers to the monitoring center server through the network. The data of the box number identification and the car number identification are indexed according to the advancing sequence of the carriage, and the box number and the car number can be associated by corresponding the two data one by one.
The controller is matched with the camera scanning rate according to the driving speed, and the phenomenon that the picture is not stretched or compressed on the length of the vehicle is achieved.
The system of the embodiment calculates the sampling frequency k × 1000/2 of the camera according to the speed k m/s of the vehicle and the resolution of 2mm per line, and the system always keeps the image length of each vehicle consistent with the physical length no matter the speed of the vehicle, for example, a vehicle with a length of 12 meters always acquires 6000 lines, and the image resolution is always 2048 × 6000.
The controller continuously detects the passing speed of the wheels and generates a control signal for driving the camera; the car number identification system is started simultaneously and comprises a car number receiving and reading device, the car number receiving and reading device sends out radio frequency signals to a passive RFID label at the lower part of a carriage through a ground antenna, the ground antenna receives label signals simultaneously and transmits the label signals to the car number receiving and reading device through a radio frequency cable, the car number receiving and reading device transmits the label signals to an upper computer and is matched with a high-definition picture of a vehicle, the container number is identified and associated with the car number through a deep learning module, and finally the container number is transmitted to a monitoring center server through a network. This embodiment car number receiving and reading device is connected with the controller, and the controller passes through the switch and is connected with the host computer.
Further, when the controller detects that the vehicle detection sensor does not respond within the set time (the set time of the embodiment is 10 seconds), it is determined that the vehicle has left, the camera driving is stopped, and the detection process of the train of vehicles is completed.
Further, the vehicle detection sensor adopts wheel sensors, each group of wheel sensors is composed of at least two magnetic steels, wherein the first magnetic steel and the second magnetic steel are arranged at intervals along the longitudinal direction of the railway 8, when the vehicle 9 presses the magnetic steels, signals are generated, the controller collects the signals generated by the magnetic steels, and the vehicle speed is calculated according to the time when the same wheel passes through the first magnetic steel and the second magnetic steel. This patent is provided with two sets of wheel sensor, corresponds two directions of coming the car respectively. The first magnetic steel and the second magnetic steel are arranged on a railway below the gantry, and are longitudinally spaced by 1 m.
Furthermore, each group of wheel sensors further comprises startup magnetic steel, the startup magnetic steel is used for generating a startup signal when a vehicle passes through and transmitting the startup signal to the controller, and the controller controls the camera to start up after receiving the startup signal.
The camera and the lighting equipment on the door frame are in a closed state in daily life, and only when the vehicle passes through the first magnetic steel, namely the starting magnetic steel, the starting signal is generated, and the camera and the lighting equipment are started to work.
The starting magnetic steel is arranged on the railway 25m away from the gantry and serves as the starting magnetic steel.
The vehicle includes a multi-section cabin.
Further, the controller collects signals generated when a first wheel and a second wheel of each carriage pass through the same vehicle detection sensor, identifies each carriage according to the wheel base and provides a section control signal for the upper computer, the upper computer is used for receiving image data collected on site and splicing the image data, the image data is split by combining the section control signal, 4 complete high-definition pictures of the left, right, top and tail of each carriage are generated and transmitted into the image processing workstation, and the information of the container number of the container is automatically extracted and identified through the depth automatic detection container relevant information.
The images of the carriage are displayed in a panoramic three-view mode, and processing such as real-time slow playing, synchronous playing, playback, positioning, amplification, reduction and the like can be performed.
The wheel base can be judged by the first wheel and the second wheel of one carriage through the same magnetic steel, the carriage is judged to be one carriage according to the wheel base, the vehicle is divided into the carriages one by one, then information is sent to the controller, the controller provides a section control signal for the system, the system divides the image according to the section control signal, and the division mainly comprises the step of independently dividing and storing each carriage into one image.
Because the system is a linear array camera, the collected images are spliced out by each line.
The upper computer is used for analyzing the collected container images, and the method for identifying the container number and the box type code of the container can adopt the prior art and also can adopt the following scheme:
the container character recognition method based on deep learning analysis of the graphic processing workstation recognizes the container number information, and specifically comprises the following steps: the method has the advantages that the preprocessing of the image is completed through the graphic graying and edge detection processing, the preprocessed image is analyzed in the connected domain, the character segmentation and extraction are realized, and then the character is recognized by utilizing the deep learning model.
The method for recognizing the characters by utilizing the deep learning model specifically comprises the following steps:
1) preprocessing the acquired image, including preprocessing the acquired image such as cutting, smoothing, sharpening, brightness adjustment, binarization and the like;
2) image dataset partitioning comprising: images of different vehicle types and different background environments are sorted and divided into a training set, a verification set and a test set;
3) model training, comprising: labeling a sample, labeling the position and the label of each box number character in the image, determining the number of iteration rounds, and training;
4) image recognition, comprising: calling the trained model to identify a new image;
5) and repeatedly verifying, including: and analyzing the recognition result, if the result is wrong, adding the image into the sample library, and retraining to generate a new model.
The vehicle-mounted illumination control system comprises an illumination sensor and an illumination device, wherein the illumination sensor is electrically connected with an input end of a controller, an output end of the controller is electrically connected with the illumination device, the illumination sensor is used for detecting ambient illumination, when a vehicle comes and the ambient illumination is lower than a set value, the controller starts the illumination device, and the illumination device is automatically turned off when the vehicle leaves.
The system further comprises a portal frame, wherein three laser integrated cameras are arranged on the portal frame and are used for respectively acquiring images of the left side, the right side and the top of the carriage; the portal frame is further provided with two snapshot cameras, and the two snapshot cameras are used for respectively taking a snapshot of the tail of the carriage when the vehicle passes through in different directions.
The tail of the carriage is captured to identify the number of the container, and the tail of the carriage is mainly used as a supplement of a side camera. Because the container number is on six sides of the container, the patent only collects the number of the left side and the right side.
The embodiment is characterized in that a steel structure truss, namely a portal frame, is erected across a detected line, and the span is determined according to the position of a field environment. The gantry 1 is generally arranged in a railway section from a railway track connecting station to a port loading and unloading area, and the straight section is not less than 50 meters. A first laser integrated camera 2 is arranged on the left side of the portal frame 1, a second laser integrated camera 3 is arranged on the right side of the portal frame, and a third laser integrated camera 4 is arranged on the top of the portal frame and is used for respectively acquiring high-definition images of the left side, the right side and the top of the carriage; the left side of portal is equipped with first high definition candid photograph camera 5, the right side of portal is equipped with second high definition candid photograph camera 6, starts different cameras respectively and candid photograph the carriage afterbody when the equidirectional passing. Three images in every section carriage are left side, right side, top respectively, installs two high definition video surveillance cameras additional simultaneously in the traffic direction, but automobile body, box and vehicle operation condition clearly see, provide vehicle, box omnidirectional image, video information from four angles. And a light supplementing light source 7 of the snapshot machine is arranged above the first snapshot camera and the second snapshot camera. The resolution of the laser integrated camera of the embodiment is as follows: 2048 pixels/row, 12 meters truck image minimum pixels 6000 × 2048. The utility model discloses the system adopts laser light source, and shielding sunshine, fog are disturbed, reduces the interference influence between light at night, and illumination is even.
The upper computer can analyze the container image based on an OCR (optical character recognition) technique in image recognition, thereby recognizing the container number and the box type code (ISO number). The system is provided with an automatic train number recognition system, the train number is automatically matched with the train image, and the image can be superposed with information of the train type, the train number, the parking space and the container number.
The upper computer system provides comprehensive inquiry according to train number, container number, date and the like; the image data of 4 angles of a specific vehicle can be determined according to the train number, the container number and the date and time. The system has the function of automatic data backup, ensures data safety, can record running logs for the system and provides a log retrieval function. Just the utility model discloses still support vehicle advancing direction video monitoring.
In practical engineering application, a set of car number and box number identification association system monitoring equipment (comprising a camera, lighting equipment, a foundation, a portal frame, a power distribution unit, lightning protection grounding, car number identification and the like) can be arranged at a proper position in a railway section from a railway track connecting station to a port area, a server, an industrial personal computer, network transmission equipment and application software are arranged in a port area information machine room, and front-end monitoring equipment is connected with machine room system equipment through optical cables. 1 operation terminal is respectively arranged at a freight building and a port area monitoring center of a railway track connecting station, and system identification associated information and goods handover conditions are checked.
The implementation of this system can be fine solution container from harbour boats and ships to railway freight car transportation in-process, the container does not fall to the ground, does not need artificial intervention, alright realize that container case number and railway freight car number discernment are correlated with, improved container molten iron intermodal operation efficiency greatly to can satisfy the automatic type-in of cargo information of container goods in railway transportation. The system can adapt to various container loading modes such as open wagon, flat wagon, single layer, double layer, single row, combined row and the like.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a car number and case number discernment correlation system monitoring facilities which characterized in that: including portal, car number identification system, vehicle detection sensor, be equipped with the camera on the portal, car number identification system and host computer communication connection for give the host computer with the number of cars, the car number information transfer of gathering, vehicle detection sensor is used for detecting the vehicle and comes the car and the direction of coming the car, vehicle detection sensor is connected with the input of controller, and the output and the camera of controller are connected, camera and host computer communication connection for the container image data transmission to the host computer with gathering.
2. The vehicle number and box number identification association system monitoring device of claim 1, wherein: the car number identification system comprises a car number receiving and reading device, the car number receiving and reading device is used for sending radio frequency signals and transmitting the radio frequency signals to the passive RFID volume labels on the lower portion of the carriage through the ground antenna, the ground antenna receives the volume label signals simultaneously and transmits the volume label signals to the car number receiving and reading device through the radio frequency cable, and the car number receiving and reading device transmits the volume label signals to the upper computer.
3. The vehicle number and box number identification association system monitoring device according to claim 2, wherein: the car number receiving and reading device is connected with the controller, and the controller is connected with the upper computer through the switch.
4. The vehicle number and box number identification association system monitoring device of claim 1, wherein: the vehicle detection sensor is used for detecting the passing speed of a vehicle and transmitting the passing speed to the controller, and the controller is used for controlling the sampling frequency of the camera according to the speed of the vehicle and collecting images of the container.
5. The vehicle number and box number identification association system monitoring device according to claim 1 or 3, characterized in that: the vehicle detection sensors comprise two groups of wheel sensors, and the two groups of wheel sensors respectively correspond to two incoming vehicle directions; each group of wheel sensors consists of at least two pieces of magnetic steel, wherein the first magnetic steel and the second magnetic steel are arranged at intervals and connected with the input end of the controller, and the controller obtains the speed of the vehicle according to the time when the same wheel passes through the first magnetic steel and the second magnetic steel.
6. The vehicle number and box number identification association system monitoring device of claim 5, wherein: the first magnetic steel and the second magnetic steel are arranged on a railway below the door frame and are longitudinally spaced by a set distance.
7. The vehicle number and box number identification association system monitoring device of claim 1, wherein: the vehicle detection sensor comprises two starting-up magnetic steels, and the two starting-up magnetic steels respectively correspond to two incoming vehicle directions; the starting-up magnetic steel is connected with the input end of the controller; the starting magnetic steel is arranged on the railway away from the gantry by a set distance.
8. The vehicle number and box number identification association system monitoring device according to claim 1 or 7, characterized in that: the illumination control system comprises an illumination sensor and lighting equipment, wherein the illumination sensor is electrically connected with the input end of a controller, and the output end of the controller is electrically connected with the lighting equipment.
9. The vehicle number and box number identification association system monitoring device of claim 1, wherein: the door frame is arranged between a railway track connecting station and a railway section of a port loading and unloading area.
10. The vehicle number and box number identification association system monitoring device according to claim 1 or 9, wherein: the portal frame is erected across a railway; the portal frame is provided with three laser integrated cameras which are used for respectively acquiring images of the left side, the right side and the top of the carriage; the portal frame is further provided with two snapshot cameras, and the two snapshot cameras are used for respectively taking a snapshot of the tail of the carriage when the vehicle passes through in different directions.
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| CN202021017898.0U CN212302511U (en) | 2020-06-05 | 2020-06-05 | Car number and case number identification association system monitoring facilities |
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| CN202021017898.0U CN212302511U (en) | 2020-06-05 | 2020-06-05 | Car number and case number identification association system monitoring facilities |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114758328A (en) * | 2022-04-07 | 2022-07-15 | 郑州智辆电子科技有限公司 | Railway vehicle number and container number matching method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114758328A (en) * | 2022-04-07 | 2022-07-15 | 郑州智辆电子科技有限公司 | Railway vehicle number and container number matching method |
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Effective date of registration: 20210218 Address after: 430074 building E5, phase IV, optical valley software park, 1 Guanshan Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: China Railway Wuhan survey and Design Institute Co.,Ltd. Address before: Building E5, phase IV, Guanggu Software Park, No.1 Guanshan Avenue, Hongshan District, Wuhan City, Hubei Province Patentee before: CHINA RAILWAY WUHAN SURVEY AND DESIGN Research Institute |