CN217260068U - Vehicle axle temperature intelligent detection system based on thermal imaging - Google Patents
Vehicle axle temperature intelligent detection system based on thermal imaging Download PDFInfo
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- CN217260068U CN217260068U CN202122895853.4U CN202122895853U CN217260068U CN 217260068 U CN217260068 U CN 217260068U CN 202122895853 U CN202122895853 U CN 202122895853U CN 217260068 U CN217260068 U CN 217260068U
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Abstract
The utility model discloses a vehicle axle temperature intelligent detection system based on thermal imaging comprises state iron group, railway administration group company, the tertiary subsystem in detection station, and state iron group level subsystem carries out data interaction through railway communication backbone network with railway administration group level subsystem, is equipped with vehicle operation safety monitoring station in the railway administration group level subsystem, and vehicle operation safety monitoring station is connected with the detection station level subsystem in the jurisdiction scope through dedicated passage or railway computer network. The utility model discloses utilize high-speed thermal imaging technique, can accurate forecast heat axle and hot wheel trouble, visual display, accurate hot axle trouble and hot wheel trouble of distinguishing, automatic positioning trouble source. The system has the functions of counting axles and vehicles, intelligently tracking, measuring axle temperature and wheel temperature, automatically early warning hot axle faults and hot wheel faults in the running state of the train, and can realize 'scattered detection, centralized alarm, networking operation and information sharing' by combining the conventional all-road networking network architecture.
Description
Technical Field
The utility model relates to a vehicle axle temperature intelligent detection system based on thermal imaging.
Background
Along with the realization of historical breakthrough of railway construction, the scale and carrying capacity of a road network are greatly improved, and the safety guarantee of running trains becomes more and more important. The hot shaft and the hot wheel are one of the important faults in the operation of railway passenger cars, trucks and motor train units. With the whole road large-area speed increasing, the driving safety is seriously threatened by hot shaft faults and hot wheel faults.
At present, the THDS system is commonly used in the railway industry to monitor the ground axle temperature of the train so as to ensure the running safety of the train. The infrared axle temperature detection technology for railways in China accumulates abundant application experience from inexistence to weakness, but the traditional technology also has technical defects in long-term and large-scale application. The traditional THDS equipment adopts a photon probe and a heat sensitive probe, and when a bearing passes through a detection window, 32 temperature points are continuously sampled to form a temperature curve, so that the highest temperature value of the bearing is obtained. Due to technical limitation, the detection angle is single, the detection temperature points are few, the vehicle fault detection result is not visual, and the vehicle body swing and the vehicle type change have great influence on the detection accuracy, so that the fault is still required to be artificially combined with 5T information for comprehensive judgment and manually positioning the fault after the fault prediction. After the THDS forecasts the hot shaft fault, an experienced worker needs to be organized immediately, and the monitoring result of the vehicle is combined with other 5T equipment according to the THDS shaft temperature waveform characteristics. And manually and comprehensively judging whether the hot shaft is high temperature generated due to bearing faults or the wheel temperature is instantaneously heated and transferred to the bearing due to the fact that the brake is formed due to the brake system faults, so that the high temperature of the bearing is formed.
Therefore, the development of a novel thermal imaging-based vehicle axle temperature intelligent detection system (hereinafter referred to as THDS) capable of accurately forecasting hot wheel faults, visually displaying and accurately positioning fault sources is a problem to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides an utilize thermal imaging technique, can accurate forecast heat axle and hot wheel trouble, visual display, and accurate differentiation heat axle trouble and hot wheel trouble, automatic positioning fault source. The vehicle axle temperature intelligent detection system based on thermal imaging has the functions of axle counting, vehicle counting, intelligent tracking, axle temperature wheel temperature measurement and automatic early warning of hot axle faults and hot wheel faults under the running state of a train.
The purpose of the utility model is realized through the following technical scheme: the system comprises a national iron group subsystem, a railway administration group company subsystem and a detection station three-level subsystem, wherein the national iron group subsystem and the railway administration group company subsystem perform data interaction through a railway communication backbone network;
the detection station level subsystem comprises a plurality of thermal imaging-based vehicle axle temperature intelligent detection system devices which are arranged every 30km along a railway line, and each thermal imaging-based vehicle axle temperature intelligent detection system device consists of an outdoor device, an indoor device and a cable for connecting the indoor device and the outdoor device;
the outdoor equipment comprises a detection box, a thermal imaging probe, a wheel sensor and an intelligent tracking device microwave antenna; the thermal imaging probe is arranged in the detection box, and the detection box is fixed on the outer sides of the two steel rails through the rail clamping device; the wheel sensor is used for measuring the speed of the vehicle and positioning the wheel shaft and is fixed on the inner sides of the two steel rails through the rail clamping device; the intelligent tracking device microwave antenna is arranged between two sleepers in the center of the track and receives the electronic tag information of the passing vehicle;
the indoor equipment comprises a data processing host, an electric cabinet, an intelligent tracking device host, special wireless transmitting equipment, communication interface equipment, remote power supply management equipment, a lightning protection device and an uninterrupted power supply;
the electric cabinet receives the analog signal of the wheel sensor and converts the analog signal into a digital signal in real time, and then controls the outdoor equipment according to the wheel positioning signal and provides a synchronous signal for the data processing host;
the data processing host collects thermal imaging data of the thermal imaging probe, completes matching of wheel shaft and temperature matrix data, calculation of wheel shaft temperature, axle counting, thermal fault judgment and equipment self-checking control according to a synchronous signal uploaded by the electric control box, and uploads the data to a vehicle operation safety monitoring station of a railway bureau cluster level subsystem through a communication network;
the intelligent tracking device host decodes the vehicle electronic tag information uploaded by the intelligent tracking device microwave antenna, sends the vehicle attribute, the vehicle number and the vehicle number information to the data processing host, and transmits the vehicle attribute, the vehicle number and the vehicle number information to a vehicle operation safety monitoring station of a railway bureau group-level subsystem through the data processing host;
the special wireless transmitting equipment is used for carrying out data transmission with the infrared dynamic detection vehicle, comprises a special wireless transmitting host and a high-power transmitting antenna, and adopts a special frequency point to carry out wireless transmission on a data packet so as to meet the dynamic detection requirement of the infrared detection vehicle;
the communication interface equipment comprises two communication interfaces of an audio special line and a broadband network;
the remote power management equipment autonomously or remotely resets, cuts off power and re-energizes the detection station equipment by detecting the running state of the data processing host and the power supply condition of the detection station.
Furthermore, the vehicle operation safety monitoring station comprises network communication equipment, a monitoring station host and a monitoring terminal, wherein the monitoring station host is respectively connected with the network communication equipment and the monitoring terminal.
The thermal imaging probe is used for converting infrared energy on the surfaces of the bearing and the wheel into electric signals, transmitting the electric signals to a vehicle operation safety monitoring station through a data processing host, and generating a heat map and a temperature value image on a monitoring terminal of the vehicle operation safety monitoring station.
Further, the national-railway group-level subsystem comprises a national-railway group networking server and a plurality of monitoring query terminals, and the national-railway group networking server and the monitoring query terminals perform data interaction through a national-railway group local area network.
The utility model has the advantages that: by utilizing the thermal imaging technology, the faults of the hot shaft and the hot wheel can be accurately forecasted and visually displayed, the faults of the hot shaft and the hot wheel can be accurately distinguished, and the fault source can be automatically positioned. The system has the functions of counting axles and vehicles, intelligently tracking, measuring axle temperature and wheel temperature, automatically early warning hot axle faults and hot wheel faults in the running state of the train, and can realize 'scattered detection, centralized alarm, networking operation and information sharing' by combining the conventional all-road networking network architecture.
Drawings
FIG. 1 is a structural diagram of the thermal imaging-based vehicle axle temperature intelligent detection system of the present invention;
FIG. 2 is a schematic view of a wheel sensor installation;
fig. 3 is a schematic view of the installation of the THDS and the conventional THDS probe of the present invention.
Detailed Description
The technical principle of the utility model is that: all objects in nature, whether arctic glaciers, flames, human bodies, or even extremely cold deep space in the universe, will have infrared radiation as long as their temperature is above absolute zero-273 ℃, as a result of thermal movement of molecules within the object. The infrared imaging technology is that the radiation energy of the detected object is converted into a thermal image of the target object through system processing according to the level of the radiation energy of the detected object, and the thermal image is displayed in gray level or pseudo color, namely the temperature distribution of the detected object is obtained, so that the state of the object is judged.
Invisible infrared energy emitted by the object is converted into a visible thermal image by a thermal imager. The different colors on the thermal image represent different temperatures of the object being measured. The temperature distribution can be seen by means of the colors on the heat map.
The terms and definitions referred to in the present application are as follows:
axle box temperature: the system detects the temperature of the surface of a bearing (axle box) when the train is in dynamic operation. The axle box temperature is called axle temperature for short.
Wheel temperature: the system detects the temperature of the surface of the wheel (rim, web) when the train is in dynamic operation. The wheel temperature is simply called wheel temperature.
The technical scheme of the utility model is further explained in the following with the attached drawings.
As shown in fig. 1, the utility model discloses a vehicle axle temperature intelligent detection system based on thermal imaging, by state iron group, railway bureau group company, three grade subsystems of detecting station constitute, state iron group level subsystem carries out data interaction through railway communication backbone network with railway bureau group company level subsystem, is equipped with vehicle operation safety monitoring station in the railway bureau group company level subsystem, vehicle operation safety monitoring station is connected with detecting station level subsystem in the jurisdiction through dedicated passage or railway computer network;
the detection station level subsystem comprises a plurality of thermal imaging-based vehicle axle temperature intelligent detection system devices which are arranged every 30km along a railway line, and each thermal imaging-based vehicle axle temperature intelligent detection system device consists of an outdoor device, an indoor device and a cable for connecting the indoor device and the outdoor device;
the outdoor equipment comprises a detection box, a thermal imaging probe, a wheel sensor and an intelligent tracking device microwave antenna; the indoor equipment comprises a data processing host, an electric cabinet, an intelligent tracking device host, special wireless transmitting equipment, communication interface equipment, remote power supply management equipment, a lightning protection device and an uninterrupted power supply; except for the uninterrupted power supply, other equipment is installed in the indoor cabinet of the detection station.
The thermal imaging probe is arranged in the detection box, and the detection box is fixed on the outer sides of the two steel rails through the rail clamping device;
the thermal imaging probe is used for converting infrared energy on the surfaces of the bearing and the wheel into electric signals, transmitting the electric signals to a vehicle operation safety monitoring station through a data processing host, and generating a heat map and a temperature value image on a monitoring terminal of the vehicle operation safety monitoring station. In the heat map, different colors and intensities represent different temperatures. The system is provided with two sets of detection boxes, the detection boxes are back to the coming vehicle, and the left side and the right side of the steel rail are respectively provided with one set of detection box.
Each detection box comprises a group of thermal imaging probes, a set of protection door transmission device and a set of chassis. The protective door arranged on the box body is closed when the vehicle is not stopped, so that the internal equipment is protected. When the system monitors that a vehicle comes, the protective door is automatically opened, and the probe works.
The wheel sensor, also commonly called as "magnet steel", is used for the measurement of the speed of a motor vehicle and the location of the wheel axle, fix on the inboard of two rails through the rail clamping device; when the train passes through the detection station, the wheel rim passes through the top surface of the magnetic steel to cut magnetic lines of force, and induced electromotive force is generated. When the wheel approaches the sensor, the induction voltage is a positive value; when the wheel leaves the sensor, the induced voltage is a negative value; when the center line of the wheel is superposed with the center of the magnetic steel material, the induction voltage is zero. The system accurately positions the wheel position by acquiring and identifying the point signal. Through the calculation of the magnetic steel positioning signals, the information of the passing time, the number of locomotives, the total number of vehicles, the total number of axles, the axle distance, the lowest/highest/average speed and the like of the train can be obtained; and simultaneously triggering the system shaft/wheel temperature detection box and the intelligent tracking device to start working.
Each detection direction is provided with 4 magnetic steels, and the relative positions of the magnetic steels are shown in figure 2. The train that passes through forward passes through 1 magnet steel, and system automated inspection and judgement coming car enter into the detection state, and the detection case guard gate is opened, prepares to connect the car. The system combines No. 2, No. 3 and No. 4 magnetic steels to calculate the instantaneous vehicle speed and position the wheels, and has the function of magnetic steel fault redundancy. The mounting distance (S) between the No. 1 magnetic steel and the No. 2 magnetic steel is set according to the maximum speed of the line design. The allowable speed of the ordinary speed railway line is 120km/h or less, and the S value in the figure 2 is not less than 120 m; the speed of the ordinary railway line is 160km/h or less, and the S value in FIG. 2 should be no less than 160 m.
The magnetic steel is installed at a position which avoids the ends of the return rails and the steel rails of the track as much as possible and is fixed on the inner sides of the steel rails through the rail clamping supports. The installation height of the magnetic steel is more than 35mm from the top surface of the steel rail, the installation is firm, and the requirement of ground equipment installation limit is met.
a) The distance between the outer edge of the magnetic steel and the inner side of the rail head of the steel rail is (88) +2 -3 )mm。
b) The top of the magnetic steel is 37 +/-2 mm away from the top surface of the steel rail.
The electric cabinet is a hardware interface of indoor and outdoor equipment and has the functions of signal output, power supply, outdoor equipment control and the like. The electric cabinet receives the analog signal of the wheel sensor and carries out zero crossing point detection, the analog signal is converted into a digital signal in real time, and then the outdoor equipment is controlled according to the wheel positioning signal and a synchronous signal is provided for the data processing host; receiving a wheel axle position signal and an environment temperature sensor signal; providing power output for the detection box, wherein the power output comprises the direct current power supply of the thermal imaging probe and the opening and closing control of a protection door; the system is responsible for the judgment of coming/going vehicles, the calculation of vehicle speed, the measurement of wheel base, the positioning of wheels, the control of protective door, etc. of the whole detection station system, and provides positioning trigger information, environment temperature information, etc. for the data processor.
The data processing host machine collects thermal imaging data of the thermal imaging probe, completes matching of wheel shaft and temperature matrix data, calculation of wheel shaft temperature, axle counting, thermal fault judgment and equipment self-checking control according to synchronous signals uploaded by the electric control box, and uploads the data to a vehicle operation safety monitoring station of a railway bureau group company through a communication network. The main functions are as follows:
(1) communicating with a thermal imaging probe and collecting temperature matrix data;
(2) data interaction with the electric cabinet, receiving a synchronizing signal and matching with a wheel axle temperature matrix;
(3) sending a control instruction to the outdoor equipment;
(4) in the wheel axle temperature matrix, positioning a bearing area (a bearing and an end cover) and a wheel area (a wheel rim and a wheel disk), and calculating the temperature of the wheel axle and the temperature of the wheel;
the calculating of the parameters includes:
temperature rise: the difference between the current maximum absolute axle/wheel temperature and the ambient temperature.
Average temperature rise on column side: the average temperature rise of all shafts/wheels on the same side of the train.
Column side remaining average temperature rise: the same side of the train does not contain the average temperature rise of the current shaft/wheel.
(5) Carrying out intelligent processing on various detection data to form an analysis judgment message, and uploading the analysis judgment message in real time;
(6) controlling to carry out various calibrations, and displaying a view field heat map and a temperature value;
(7) controlling to carry out various self-checking operations and judging the working state of the system;
(8) the data interaction with a monitoring station host computer, and various data are uploaded through an analog interface, a digital interface and a wireless transmission interface;
(9) and man-machine conversation is realized, and inquiry and analysis of various data are realized.
The intelligent tracking device has a microwave antenna and a host. The microwave antenna of the intelligent tracking device is arranged between two sleepers in the center of the outdoor track and can receive the electronic tag information of the passing vehicle. When a train passes above the microwave antenna, the electronic tag arranged at the bottom of the train (or the locomotive) reflects part of received microwaves to the ground reading device, and the reflected microwave signals carry electronic data stored in the electronic tag and then transmit the data to the intelligent tracking device host through the radio frequency cable.
The intelligent tracking device host receives electronic data stored in the electronic tag, decodes vehicle electronic tag information uploaded by the intelligent tracking device microwave antenna, and then restores the decoded information into data information such as vehicle number information, attached section information, vehicle attribute information, vehicle type information, standard vehicle number information, length change information, manufacturing date information, manufacturing factory information and the like, and then the data information is transmitted to the data processing host by the intelligent tracking device host. The data processing host software matches the data information with the vehicle, and uploads the data information and the train detection data to the vehicle operation safety monitoring station and each repeater station of the railway bureau group company-level sub-network together for train tracking and hot-axle hot wheel forecasting.
The special wireless transmitting equipment is used for carrying out data transmission with the infrared dynamic detection vehicle, comprises a special wireless transmitting host and a high-power transmitting antenna, and adopts a special frequency point to carry out wireless transmission on a data packet so as to meet the dynamic detection requirement of the infrared detection vehicle. The infrared dynamic detection vehicle is composed of simulation wheels, a simulation axle box, a probe azimuth scale, a temperature control module, a wireless transmission module, a GPS module, a detection computer and the like which are arranged on a passenger vehicle body. The device is used for regularly and dynamically detecting the temperature measurement precision and the detection direction of the ground THDS device by each road bureau or a state iron group and judging the quality of the device.
The communication interface equipment comprises two communication interfaces of an audio special line and a broadband network; the dedicated audio line uses a standard modem for communication. The network supports the standard TCP/IP communication protocol.
The remote power management equipment autonomously or remotely resets, cuts off power and re-energizes the detection station equipment by detecting the running state of the data processing host and the power supply condition of the detection station. And the remote control system has the remote communication and remote control capabilities. And the remote communication and remote control are carried out by two channels of broadband network or telephone audio. The remote power management device has the following functions:
(1) detecting a main/auxiliary circuit power supply;
(2) equipment power supply detection and automatic fault bypass processing are carried out;
(3) dialing a telephone, and restarting a remote power supply;
(4) network platform operation, remote power supply restart operation;
(5) a backup rechargeable battery is arranged in the remote power supply management device, and the remote power supply management device is supported to work for more than 2 hours in the power failure state of the detection station device;
(6) and monitoring indoor and outdoor videos.
The lightning protection device can be designed and installed with signals and power supply lightning protection devices according to the planning of the detection station or adopt a comprehensive lightning protection scheme of the detection station.
The uninterrupted power source is a detection station auxiliary device and can be configured according to the conditions of a single-path power grid and an independent two-path power grid of the detection station.
The vehicle operation safety monitoring station of the railway administration group company-level subsystem is arranged at a dispatching place of the railway administration group company. The vehicle operation safety monitoring station comprises network communication equipment, a monitoring station host and a monitoring terminal, wherein the monitoring station host is respectively connected with the network communication equipment and the monitoring terminal. The system is connected with an in-pipe detection station through a special channel or a railway computer network, the detection result and the forecast information of the THDS of the whole road bureau are monitored in real time, the running state of the system is monitored, and related data are summarized and analyzed.
The state iron group level subsystem comprises a state iron group networking server and a plurality of monitoring and inquiring terminals, and the state iron group networking server and the monitoring and inquiring terminals perform data interaction through a state iron group local area network.
The utility model discloses THDS adopts thermal imaging probe non-contact to survey object surface temperature and generates the chart. The full detection of the bearings (shaft covers and outer rings) and wheels of trucks, buses and motor train units can be realized through a group of thermal imaging probes. Compared with the traditional THDS equipment, the THDS equipment has the following development effects:
(1) the number of probes used is small: the range of the components detected by one thermal imaging probe is larger than the range detected by 3 probes in the traditional THDS, and the axle cover, the outer ring and the wheel of a bearing of a truck or a passenger car can be completely detected, as shown in figure 3, wherein (a) is the number of the probes of the THDS of the invention, and (b) is the number of the probes of the traditional THDS.
(2) The detection parts are multiple, the detection area is large, the temperature near a spacer ring in a bearing is obtained through inner detection by a traditional probe, the temperature near a sealing cover of a bearing end cover is obtained through outer detection, and the temperature near a wheel rim is obtained through a hot wheel probe. The utility model discloses a detection to all positions such as protecgulum axle head, outer lane spacer ring, rim, radials, tread can be accomplished to a set of thermal imaging probe.
(3) The detection effect is good, and the heat distribution is visual: the utility model discloses a thermal imaging probe is the signal of telecommunication of converting bearing wheel surface infrared energy (heat), and then generates heat map and temperature value on computer imaging system's display screen to can carry out a detection device that calculates to the temperature value. In the heat map, different colors and brightness represent different temperatures, so that the temperature of each detection part of the train can be visually displayed.
(4) The hot shaft detection is more accurate, the position of a high hot point is clear, and the vehicle type and the vehicle snake-shaped swing have no influence.
The rail wagon is shielded by the longitudinal beams below the spacer ring in the bearing no matter the waggle of the wagon is large or the wagon is X1K, D type and the like. The utility model discloses THDS's axle temperature is surveyed, all can be on a chart, according to regional automatic statistics whole axle box region, type tradition THDS in visit regional, type tradition THDS outer regional highest temperature, average temperature etc.. The field angle of the system probe meets the field range of snake-shaped motion of various vehicles.
Under the conditions of vehicle swing and various vehicle types, the THDS cannot accurately reflect the highest temperature of a front cover area of a bearing and the highest temperature of a spacer ring area through discrete and few temperature measuring points. The utility model discloses a detection result is a temperature matrix, has contained those position, those temperature values that traditional THDS surveyed in this temperature matrix. Therefore, the system has more accurate prediction of the hot axis, clear, definite and visible high hot point position, and no influence on detection by vehicle type and vehicle snake-shaped swing.
(5) The hot wheel detection is more accurate, and band-type brake faults/hot shaft faults are easy to distinguish.
The utility model discloses a novel THDS system based on thermal imaging, wheel and bearing are located same chart, and its high fever region and heat-conduction gradient are surveyable. The system automatically identifies the wheel area and compares the temperatures of the wheels on the same row.
It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention, and it is to be understood that the scope of the invention is not limited to such specific statements and embodiments. Those skilled in the art can make various other specific modifications and combinations based on the teachings of the present invention without departing from the spirit of the invention, and such modifications and combinations are still within the scope of the invention.
Claims (4)
1. The system is characterized by comprising a state iron group subsystem, a railway bureau group company subsystem and a detection station three-level subsystem, wherein the state iron group subsystem and the railway bureau group company subsystem perform data interaction through a railway communication backbone network;
the detection station level subsystem comprises a plurality of thermal imaging-based vehicle axle temperature intelligent detection system devices which are arranged every 30km along a railway line, and each thermal imaging-based vehicle axle temperature intelligent detection system device consists of an outdoor device, an indoor device and a cable for connecting the indoor device and the outdoor device;
the outdoor equipment comprises a detection box, a thermal imaging probe, a wheel sensor and an intelligent tracking device microwave antenna; the thermal imaging probe is arranged in the detection box, and the detection box is fixed on the outer sides of the two steel rails through the rail clamping device; the wheel sensor is used for measuring the speed of the vehicle and positioning the wheel shaft and is fixed on the inner sides of the two steel rails through the rail clamping device; the intelligent tracking device microwave antenna is arranged between two sleepers in the center of the track and receives the electronic tag information of a passing vehicle;
the indoor equipment comprises a data processing host, an electric cabinet, an intelligent tracking device host, special wireless transmitting equipment, communication interface equipment, remote power supply management equipment, a lightning protection device and an uninterrupted power supply;
the electric cabinet receives the analog signal of the wheel sensor and converts the analog signal into a digital signal in real time, and then controls the outdoor equipment according to the wheel positioning signal and provides a synchronous signal for the data processing host;
the data processing host machine collects thermal imaging data of the thermal imaging probe, matches wheel shaft and temperature matrix data, calculates the temperature of the wheel shaft, counts the axle, judges thermal faults and performs self-checking control of equipment according to synchronous signals uploaded by the electric control box, and uploads the data to a vehicle operation safety monitoring station of a railway bureau cluster-level subsystem through a communication network;
the intelligent tracking device host decodes the vehicle electronic tag information uploaded by the intelligent tracking device microwave antenna, sends the vehicle attribute, the vehicle number and the train number information to the data processing host, and transmits the vehicle attribute, the vehicle number and the train number information to a vehicle operation safety monitoring station of the railway bureau group-level subsystem through the data processing host;
the special wireless transmitting equipment is used for carrying out data transmission with the infrared dynamic detection vehicle;
the communication interface equipment comprises two communication interfaces of an audio special line and a broadband network;
the remote power management equipment autonomously or remotely resets, cuts off power and re-energizes the detection station equipment by detecting the running state of the data processing host and the power supply condition of the detection station.
2. The thermal imaging-based intelligent detection system for the axle temperature of the vehicle as claimed in claim 1, wherein the vehicle operation safety monitoring station comprises a network communication device, a monitoring station host and a monitoring terminal, and the monitoring station host is respectively connected with the network communication device and the monitoring terminal.
3. The thermal imaging-based intelligent detection system for the axle temperature of the vehicle as claimed in claim 2, wherein the thermal imaging probe is used for converting infrared energy on the surfaces of the bearing and the wheel into electric signals, transmitting the electric signals to the vehicle operation safety monitoring station through the data processing host, and generating the thermal map and the temperature value image on the monitoring terminal of the vehicle operation safety monitoring station.
4. The thermal imaging-based vehicle axle temperature intelligent detection system of claim 1, wherein the national-iron group subsystem comprises a national-iron group networking server and a plurality of monitoring query terminals, and the national-iron group networking server and the monitoring query terminals perform data interaction through a national-iron group local area network.
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| CN113997973A (en) * | 2021-11-24 | 2022-02-01 | 成都森川科技股份有限公司 | Vehicle axle temperature intelligent detection system based on thermal imaging |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113997973A (en) * | 2021-11-24 | 2022-02-01 | 成都森川科技股份有限公司 | Vehicle axle temperature intelligent detection system based on thermal imaging |
| CN113997973B (en) * | 2021-11-24 | 2024-07-09 | 成都森川科技股份有限公司 | Vehicle axle temperature intelligent detection system based on thermal imaging |
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