CN214165010U - Train counting device of train detection system - Google Patents
Train counting device of train detection system Download PDFInfo
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- CN214165010U CN214165010U CN202023080490.0U CN202023080490U CN214165010U CN 214165010 U CN214165010 U CN 214165010U CN 202023080490 U CN202023080490 U CN 202023080490U CN 214165010 U CN214165010 U CN 214165010U
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Abstract
The utility model discloses a train detecting system's meter vehicle device, including wheel sensor subassembly and carriage sensor module, wheel sensor module includes and sets up in the wheel sensor of rail department along the track direction interval, wheel sensor is used for detecting the wheel and exports detected signal, carriage sensor module includes and sets up in the carriage sensor of rail top along the track direction interval, carriage sensor is used for detecting the neutral between the carriage and exports detected signal, carriage sensor is provided with 3 along the track direction interval, and interval between the adjacent carriage sensor is greater than the neutral interval between the adjacent carriage. The utility model discloses effectively improve meter vehicle reliability and accuracy, the front end and the tail end in each carriage of judgement train that can be accurate judge the current direction of train, can carry out trouble self-diagnosis, the guarantee can be timely maintain, and then guarantee the operation that detecting system can be reliable, finally guarantee the accuracy of testing result.
Description
Technical Field
The utility model relates to a rail vehicle detection device technical field especially relates to a train detecting system's meter vehicle device.
Background
The train detection system usually needs to measure the number of carriages by utilizing two sensors arranged at intervals along the advancing direction when a train passes through, the train detection system plays an important role in the running safety of the train, and the accuracy of the train counting function is related to the positioning accuracy of train faults. The existing vehicle counting device is poor in accuracy, when a train passes through, two sensors are triggered successively, the number of the wheel passing is judged according to the triggering times of the sensors, the mode lacks a fault diagnosis function, the sensor cannot be found in time after a fault occurs, the train detection system can still detect under the condition of the fault of the sensors, the detection result is seriously deviated, the detection result cannot correspond to the actual condition, the vehicle is difficult to be counted accurately under the condition of backing, the running reliability is low, the normal work of the train detection system is influenced, and the detection accuracy is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve and the technical task that provides improve prior art, provide a train detecting system's meter vehicle device, the problem that train detecting system's meter vehicle device reliability is low, the accuracy is poor among the solution prior art.
For solving the above technical problem, the technical scheme of the utility model is that:
the utility model provides a train detecting system's meter vehicle device, includes wheel sensor subassembly and carriage sensor subassembly, wheel sensor subassembly include along the track direction interval set up in the wheel sensor of rail department, wheel sensor be used for detecting the wheel and export the detected signal, carriage sensor subassembly include along the track direction interval set up in the carriage sensor of rail top, the carriage sensor be used for detecting the neutral between the carriage and export the detected signal, carriage sensor be provided with 3 along the track direction interval to interval between the adjacent carriage sensor is greater than the neutral interval between the adjacent carriage. Train detecting system's meter vehicle device adopt the mode that detects the wheel and detect the carriage and combine together, effectively improve meter vehicle reliability and accuracy, be convenient for carry out trouble self-diagnosis, can in time judge when arbitrary person of wheel sensor subassembly and carriage sensor subassembly breaks down and reachs to guarantee can be timely maintain, and then guarantee the operation that detecting system can be reliable, finally guarantee the accuracy of testing result. Its adjacent interval of carriage sensor along the track direction interval setting is greater than the neutral interval between the adjacent carriage, then have at the same time and only have a carriage sensor just to the neutral between the adjacent carriage, thereby through the front end and the tail end of the accurate every carriage of judgement train of carriage sensor ability along the track direction interval setting, can be accurate count, just can subdivide the wheel according to every carriage after the information of the front end of having acquireed every carriage and tail end, can more accurate detect, judge the accurate position of trouble, improve the maintenance efficiency, and can accurately judge the direction of passing of train, can in time discover and then in time maintain when the carriage sensor subassembly breaks down and leads to counting the mistake, ensure the long-term steady operation of train detection system.
Further, carriage sensor assembly be provided with a plurality of groups to this a plurality of groups carriage sensor assembly arranges along vertical interval, improves and detects the reliability, wherein can both ensure normal detection when a set of carriage sensor assembly breaks down or the carriage appears abnormal conditions, avoids appearing the situation of shutting down the maintenance, ensures the long-term steady operation of train detection system.
Furthermore, the vertical space between the plurality of groups of carriage sensor assemblies is smaller than or equal to 100mm, the whole structure is compact, the occupation of excessive space is avoided, and the detection reliability is guaranteed.
Further, the carriage sensors at the same position in the track direction are in a logical or relationship to output a total detection signal, that is, when any one of the carriage sensors at the same position in the track direction detects a neutral position between carriages, the output total detection signal is a signal for detecting the neutral position, so that the stability and consistency of the carriage sensor assembly during detection are ensured.
Furthermore, the distance between the adjacent carriage sensors is adjustable, so that the train detection system can be flexibly adapted to trains of different models, the application range of the train counting device of the train detection system is enlarged, a special carriage sensor assembly does not need to be arranged aiming at the trains of different models, and the cost is reduced.
Furthermore, the wheel sensor assemblies are provided with a plurality of groups, the plurality of groups of wheel sensor assemblies are arranged at intervals along the track direction, and the wheel sensor assemblies of each group work independently and can be used as reference standards for fault self-diagnosis, so that faults can be found in time and maintained.
Further, the wheel sensor subassembly be provided with two sets ofly, carriage sensor unit set up directly over the intermediate position between two sets of wheel sensor unit, before the wheel sensor unit is triggered in the next section carriage, accomplish the tail end in the previous section carriage earlier and judge the flow to before the wheel sensor unit is triggered in the next section carriage, accomplish the front end in next section carriage earlier and judge the flow.
Further, the wheel sensor subassembly include 3 wheel sensors, can more reliably measure the wheel, ensure the accuracy of measuring result to whether the self-checking of being convenient for breaks down, be convenient for in time maintain, and then guarantee that detecting system normally carries out the detection achievement, guarantee the testing result reliability.
Compared with the prior art, the utility model discloses the advantage lies in:
train detecting system's meter car device effectively improve meter car reliability and accuracy, the front end and the tail end in each carriage of judgement train that can be accurate judge the current direction of train, can carry out trouble self diagnosis, the maintenance that the guarantee can be timely, and then guarantee the operation that detecting system can be reliable, finally guarantee the accuracy of testing result.
Drawings
Fig. 1 is a schematic view of the overall structure of a vehicle counting device of the train detection system.
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 work belong to the protection scope of the present invention.
The embodiment of the utility model discloses a train detecting system's meter vehicle device, operational reliability is high, the accuracy is good, can realize self-diagnosis trouble to maintenance that can be timely ensures the long-term stable work of train detecting system, ensures the accuracy of testing result.
As shown in fig. 1, a counting device of a train detection system mainly comprises wheel sensor assemblies and car sensor assemblies, wherein the wheel sensor assemblies comprise wheel sensors 1 arranged at intervals along a track direction on a steel rail, the wheel sensors 1 are used for detecting wheels and outputting detection signals, in the embodiment, the wheel sensors 1 are arranged at intervals along the track direction, the car sensor assemblies comprise car sensors 2 arranged above the steel rail at intervals along the track direction, the height of the car sensors 2 is adjustable so as to be suitable for trains of different models, the car sensors 2 are used for detecting neutral positions between cars and outputting detection signals, the car sensors 2 are arranged at intervals along the track direction, and the distance between adjacent car sensors 2 is larger than the neutral position distance between adjacent cars, and ensures that only one car sensor 2 is over against the neutral position between adjacent cars at the same time, and the front end and the tail end of each car of the train running along the steel rail can be judged by using the car sensors 2.
In this embodiment, the car sensor assembly be provided with two sets ofly, and this two sets of car sensor assembly arranges along vertical interval, namely, the car sensor 2 that is in the same position on the track direction has two, these two car sensors 2 set up at vertical interval, interval less than or equal to 100mm, and these two car sensors 2 are logic or relation with the total detected signal of output, specifically speaking, there is the signal that detects output in these two car sensors 2 to be the neutral between the car, then total detected signal is the neutral between the car, only when these two car sensors 2 all detect the signal of output simultaneously for the car, total detected signal just is the car.
In order to adapt to trains of various models, the distance between the adjacent carriage sensors 2 is adjustable, the carriage sensors 2 can be arranged on a sliding chute along the track direction or a telescopic mechanism along the track direction, the distance between the adjacent carriage sensors 2 along the track direction can be flexibly adjusted according to the train detected by actual needs, and the application range of the train counting device of the train detection system is effectively enlarged.
The wheel sensor assemblies are arranged in two groups, the two groups of wheel sensor assemblies are arranged at intervals along the track direction, the two groups of wheel sensors can work independently and can be used as reference standards for fault self-diagnosis, specifically, the carriage sensor assembly is arranged right above the middle position between the two groups of wheel sensor assemblies, so that when a train passes through along a rail, the tail end judgment process of a former carriage is completed firstly before the latter carriage triggers the wheel sensor assembly, and the front end judgment process of a next carriage is completed firstly before the latter carriage triggers the wheel sensor assembly.
When a train runs along a steel rail from right to left, the carriage sensors of the carriage sensor assembly are a first carriage sensor, a second carriage sensor and a third carriage sensor from right to left, and if a detection signal sent by the carriage sensor of the carriage sensor assembly when the carriage sensor is broken by a carriage is 1, and a detection signal sent by the carriage sensor when the carriage sensor is opposite to a neutral position between the carriages is 0, the front end of the carriage triggers the carriage sensor assembly before wheels of the carriage trigger the wheel sensor assembly;
the process of detecting the front end of the carriage by the carriage sensor assembly comprises two conditions, wherein one condition is that the first carriage initially reaches the trigger carriage sensor assembly, and the other condition is that the second carriage, the third carriage and other trigger carriage sensor assemblies;
for the first situation, the front end of the first section of carriage reaches the position of the first carriage sensor, that is, the first carriage sensor is triggered at first, and at the moment, the signal sent by the whole set of carriage sensor components is 001; then the train continuously moves forwards to trigger a second carriage sensor, and the signals sent by the whole set of carriage sensor components are 011 at the moment; then the train continuously moves forward to trigger a third compartment sensor, and the signal sent by the whole group of compartment sensor assemblies is 111;
for the second situation, when the tail end of the previous carriage just drives over the carriage sensor assembly, the front end of the next carriage reaches the position of the first carriage sensor 110, and the signal sent by the whole set of carriage sensor assemblies is 101; then the train continues to move forward, the front end of the next carriage triggers a second carriage sensor, and the signal sent by the whole set of carriage sensor components is 011 at the moment; then the train continues to move forward, the front end of the next carriage triggers a third carriage sensor, and the signal sent by the whole set of carriage sensor assemblies is 111;
the front end of the carriage can be judged through the triggering process of the carriage sensor assembly, the carriage is counted, self diagnosis can be carried out through judging whether the triggering process accords with preset conditions or not when the carriage sensor assembly breaks down, timely maintenance is facilitated, and reliable operation of a detection system is guaranteed.
Before the wheel of the next carriage triggers the wheel sensor assembly, the judgment flow of the tail end of the previous carriage is completed by the carriage sensor assembly, and the flow of the rear end of the carriage detected by the carriage sensor assembly is as follows: when the tail end of the carriage does not reach the position of the first carriage sensor, the signals sent by the whole set of carriage sensor assemblies are 111; the tail end of the carriage firstly reaches the position of the first carriage sensor, namely the neutral position between the carriages firstly reaches the position of the first carriage sensor, and the signal sent by the whole set of carriage sensor components is 110; then the train continues to move forward, the neutral position between the carriages reaches a second carriage sensor, and the signal sent by the whole set of carriage sensor components is 101 at the moment; then the train continues to move forward, the neutral position between the carriages reaches a third carriage sensor, and the signal sent by the whole set of carriage sensor components is 011 at the moment; the rear end of the carriage can be judged through the triggering process of the carriage sensor assembly.
After the front end and the rear end of each carriage are judged, the wheel information detected by the wheel sensor assembly can be finely divided according to each carriage, namely, the wheels correspond to each specific carriage, so that the carriage where the fault occurs can be accurately positioned, and the precision and the efficiency of train detection are improved.
Three wheel sensors 1 of the wheel sensor assemblies are used for monitoring fault states mutually, two groups of wheel sensor assemblies can also be used for monitoring and comparing mutually, when a train passes through a track, the train passes through the two groups of wheel sensor assemblies in sequence, and when the difference | n1-n2| of the triggering times of the two groups of wheel sensor assemblies is 1, the state of the wheel sensor assemblies is normal; when the triggering time | n1-n2| is >1, the state of the wheel sensor assembly is abnormal;
when the time of two adjacent triggers of the same wheel sensor 1 is less than the minimum calculation trigger time or greater than the maximum two adjacent calculation trigger times, the corresponding wheel sensor fails;
when the train is delivered out of the warehouse after being put in the warehouse, the triggering times of the wheel sensor 1 are unequal to the pre-judging times, the wheel sensor is considered to be in fault, the fault diagnosis mode provides a basis for maintenance, and the timeliness of equipment fault diagnosis is improved.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (8)
1. The utility model provides a train detection system's meter vehicle device, characterized in that includes wheel sensor subassembly and carriage sensor subassembly, wheel sensor subassembly include along the track direction interval set up in wheel sensor (1) of rail department, wheel sensor (1) be used for detecting the wheel and output the detected signal, carriage sensor subassembly include along the track direction interval set up in the carriage sensor (2) of rail top, carriage sensor (2) be used for detecting the neutral between the carriage and export the detected signal, carriage sensor (2) be provided with 3 along the track direction interval to the interval between the adjacent carriage sensor (2) is greater than the neutral interval between the adjacent carriage.
2. The vehicle counting device of the train detection system according to claim 1, wherein the car sensor assemblies are provided in a plurality of groups, and the plurality of groups of car sensor assemblies are arranged at vertical intervals.
3. The train counting device of the train detection system according to claim 2, wherein the distance between the plurality of sets of car sensor assemblies in the vertical direction is less than or equal to 100 mm.
4. The train counting device of the train detection system according to claim 2, wherein the car sensors (2) at the same position in the track direction are in a logical or relationship to output a total detection signal.
5. The vehicle counting device of train detection system according to claim 1, characterized in that the spacing between the adjacent car sensors (2) is adjustable.
6. The vehicle counting device of the train detection system according to claim 1, wherein the wheel sensor assemblies are provided in a plurality of sets, and the plurality of sets of wheel sensor assemblies are spaced apart in a track direction.
7. The vehicle counting device of the train detection system according to claim 6, wherein the wheel sensor assemblies are provided in two sets, and the car sensor assembly is provided directly above a middle position between the two sets of wheel sensor assemblies.
8. The vehicle counting device of train detection system according to claim 1, wherein said wheel sensor assembly comprises 3 wheel sensors (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023080490.0U CN214165010U (en) | 2020-12-18 | 2020-12-18 | Train counting device of train detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023080490.0U CN214165010U (en) | 2020-12-18 | 2020-12-18 | Train counting device of train detection system |
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| Publication Number | Publication Date |
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| CN214165010U true CN214165010U (en) | 2021-09-10 |
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| CN202023080490.0U Active CN214165010U (en) | 2020-12-18 | 2020-12-18 | Train counting device of train detection system |
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Effective date of registration: 20211102 Address after: 200000 building 3, No. 3501, Gonghexin Road, Jing'an District, Shanghai Patentee after: SHANGHAI BULLET TRAIN SEGMENT, CHINA RAILWAY SHANGHAI BUREAU GROUP Co.,Ltd. Address before: 6 Donghai Road, Qingyang Park, Jiaolong industrial port, Bazhong, Sichuan 610000 Patentee before: CHENGDU TIEAN SCIENCE & TECHNOLOGY Co.,Ltd. |