CN206695834U - A kind of subway train operation service quality detection device - Google Patents
A kind of subway train operation service quality detection device Download PDFInfo
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- CN206695834U CN206695834U CN201720342326.1U CN201720342326U CN206695834U CN 206695834 U CN206695834 U CN 206695834U CN 201720342326 U CN201720342326 U CN 201720342326U CN 206695834 U CN206695834 U CN 206695834U
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Abstract
The utility model discloses a kind of subway train operation service quality detection device, the device includes detection unit and is connected with detection main-machine communication, detection unit includes inertia measuring module, noise measuring sensor, temperature detection sensor, moisture detection sensor, Detection of Air Quality sensor and cellular signal strength detector, detection main frame is connected with processor communication, for obtaining the data of detection unit collection, and send data to processor；Processor is used to read the data of detection main frame transmission and stores line facility data, line track disease data and history detection data, Comprehensive Assessment is carried out to subway train operation service quality further according to the data of processor storage, the evaluation result of subway train operation service quality is obtained, and evaluation result is transmitted to display and shown.The present apparatus improves the spatial positioning accuracy of subway train operation service Quality analysis and evaluation, and easily instrument is provided for subway train operation service quality management and supervision.
Description
Technical field
Rail transportation operation administrative skill field is the utility model is related to, more particularly to a kind of subway train operation service
Quality detection device.
Background technology
Service quality (Service Quality) in the general sense refers to that service disclosure satisfy that regulation and potential demand
The summation of features and characteristics, refer to that services disclosure satisfy that the degree of attendee's demand.
Subway train operation service quality refers to passenger during subway train is taken to feature, timeliness, safety
The degree that the demands such as property, comfortableness are met.
The maintenance work of subway line equipment control department liable subway line equipment, due to subway line equipment matter
Amount directly affects subway train operation service quality, and subway line equipment control department also will accurately understand subway train operation clothes
It is engaged in quality, quick in the circuit location bad from subway train operation service quality to search line track disease, diagnosis causes ground
The bad line facility reason of iron train operation service quality, targetedly carry out the activity of line facility maintenance, improve
Line facility quality, to lift subway train operation service quality.
Existing portable circuit check instrument, sound level meter and temperature and humidity tester etc. are a variety of with subway train operation service quality
Related detection device, its function are difficult to meet the supervision of subway train operation service quality and line track Defect inspection requirement,
It is embodied in the following aspects：
1) Testing index is single, and a kind of equipment only detects a kind of detection project；
2) the Testing index precision of equipment is uneven, differs greatly；
3) detection data positioning precision is inadequate, and most equipment positional parameters can only be demarcated manually.At present, it is portable on train
The methods of line location generally use GPS, RFID and train communication of detection device, under metro environment, exist necessarily
Problem：Gps signal is can not receive under subterranean tunnel environment, can not normally obtain positional parameter；RFID needs to pacify along subway
Electronic tag is filled, cost is higher；Need that communication equipment is installed ON TRAINS with train communication, be related to cost and assisted with train producer
Adjust；Latter two situation, it has not been convenient to carry out third party monitoring.
By checking that functions of the equipments and performance are limited, existing subway train operation service quality evaluating method and data processing divide
Analysing technological means can not meet to require, be mainly reflected in the following aspects：
1) every kind of detection device is only evaluated a kind of detection project, the shadow to iron train operation service quality of consideration
The factor of sound is not comprehensive, and analysis result is not objective enough；
2) detection device is limited by memory capacity, general only storage one-time detection data, it is impossible to examined to multiple history
Survey data to be analyzed, it has not been convenient to carry out data check；
3) when the data detected using above-mentioned detection device are evaluated, typically with whole piece circuit or single railroad section
Subway train operation service quality is evaluated, and the positioning precision of evaluation result is inadequate, and subway line equipment control department is difficult to
Targetedly carry out the work, to improve and be lifted subway train operation service quality.
To sum up, the subway train operation service quality testing dress that detection parameters are diversified, positioning precision is high how is developed
Put the problem of being this area urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of subway train operation service quality detection device, by detecting ground simultaneously
The Testing index such as operation attitude parameter, noise, temperature, humidity, air quality and cellular signal strength during iron train operation and
Location parameter, to improve the objectivity of the spatial positioning accuracy of subway train operation service Quality analysis and evaluation and analysis result,
There is provided for the Service Quality Management in subway train running and supervision and more easily detect instrument.
To achieve the above object, the utility model provides a kind of subway train operation service quality detection device, including
Detection unit, detection main frame, processor and display；
The detection unit is connected with the detection main-machine communication, and the detection unit includes inertia measuring module, noise
Detection sensor, temperature detection sensor, moisture detection sensor, Detection of Air Quality sensor and cellular signal strength detection
Device, the inertia measuring module are used for collecting vehicle running body attitude parameter, and the noise measuring sensor is used to gather in compartment
Noise, the temperature detection sensor is used to gather temperature in railway carriage, and the moisture detection sensor is used to gather railway carriage
Interior humidity, the Detection of Air Quality sensor are used to gather the air quality in railway carriage, the cellular signal strength detection
Device is used to gather the cellular signal strength in railway carriage；
The detection main frame is connected with the processor communication, for obtaining the data of the detection unit collection, and will
The data transfer is to the processor；
The processor is used to read the data of the detection main frame transmission and stores line facility data, line track disease
Evil data and history detection data, are integrated further according to the data of processor storage to subway train operation service quality
Evaluation, obtains the evaluation result of subway train operation service quality, and the evaluation result is transmitted to the display and shown.
Optionally, the car body operation attitude parameter of the inertia measuring module collection includes the horizontal acceleration of subway train
Degree, vertical acceleration, longitudinal acceleration, horizontal angular speed, vertical angular speed and longitudinal angular speed.
Optionally, the detection main frame includes controller, acquisition interface, memory module and communication module, the controller
The data of the detection unit collection are read by the acquisition interface, and by the data storage in the memory module,
The controller is by the communication module by the data transfer to the processor.
Optionally, the noise measuring sensor includes microphone and USB sound cards, and the USB sound cards are used for the wheat
The audio signal conversion output of gram elegance collection is to the detection main frame.
Optionally, the noise measuring sensor includes the sound level meter with communication serial port, and sound level meter is self-powered, described
Sound level meter transmits the testing result and audio-frequency information of the sound level meter by communication serial port to the detection main frame.
Optionally, the noise measuring sensor includes microphone and analog input card, and the noise measuring sensor is to institute
State detection main frame transmission audio signal.
Optionally, the temperature detection sensor and the moisture detection sensor are using one while detection temperature and humidity
Temperature and Humidity module.
Optionally, the Detection of Air Quality sensor includes a granule density detection sensor with USB interface.
Optionally, the cellular signal strength detector includes smart mobile phone or tablet personal computer, the cellular signal strength
Detector is strong to the detection main frame transmitting cell-phone signal strength data, the mobile phone signal by USB interface or WIFI interface
It is self-powered to spend detector.
Optionally, the detection main frame also includes power module, and the power module is connected with the detection power supply, is used for
For the detection main frame and detection unit power supply.
The utility model discloses following technique effect：Subway train operation service quality testing provided by the utility model
The sensor of a variety of gathered datas and module are integrated in a detection unit in device, makes the integrated level of the present apparatus high, takes
Band is convenient；And the present apparatus can detect to the multiple parameters index of same position subway train operation service quality simultaneously, from
And can realize vibration comfort during subway train operation service, temperature pleasant degree, humidity comfort level, noise comfort level,
The evaluation of air quality and cellular signal strength.The present apparatus uses inertia measuring module collecting vehicle running body attitude parameter, compares
The methods of using GPS, RFID and train communication in the prior art, the present apparatus need not consider that signal is under subterranean tunnel environment
It is no it is unimpeded can be achieved with the collection and transmission of data, and other equipment need not be added, be more convenient during examinations.The present apparatus
Can aid in subway operation management unit and government regulation unit quickly grasp service quality in subway train running and its
Time, spatial distribution and variation tendency on the line；Auxiliary subway line pipeline equipment safeguards unit quick detection track disease, carries
The operating efficiency of elevated track plant maintenance unit.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structured flowchart of subway train operation service quality detection device provided by the utility model.
Wherein, detection unit -1, inertia measuring module -11, noise measuring sensor -12, temperature detection sensor -13,
Moisture detection sensor -14, Detection of Air Quality sensor -15, cellular signal strength detector -16, detection main frame -2, control
Device -21, acquisition interface -22, memory module -23, communication module -24, processor -3, display -4.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of subway train operation service quality detection device, by detecting ground simultaneously
The Testing index such as operation attitude parameter, noise, temperature, humidity, air quality and cellular signal strength during iron train operation and
Location parameter, to improve the objectivity of the spatial positioning accuracy of subway train operation service Quality analysis and evaluation and analysis result,
There is provided for the Service Quality Management in subway train running and supervision and more easily detect instrument.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
As shown in figure 1, subway train operation service quality detection device provided by the utility model, including detection unit 1,
Detect main frame 2, processor 3 and display 4.
The detection unit 1 communicates to connect with the detection main frame 2, and the detection unit 1 includes inertia measuring module 11, made an uproar
Sound detection sensor 12, temperature detection sensor 13, moisture detection sensor 14, Detection of Air Quality sensor 15 and mobile phone letter
Number intensity detector 16；The inertia measuring module 11 is used for collecting vehicle running body attitude parameter, the noise measuring sensor
12 are used to gather the noise in compartment, and the temperature detection sensor 13 is used to gather the temperature in railway carriage, the Humidity Detection
Sensor 14 is for gathering the humidity in railway carriage, the Detection of Air Quality sensor 15 is used to gather the air matter in railway carriage
Amount, the cellular signal strength detector 16 are used to gather the cellular signal strength in railway carriage；
Wherein, the car body operation attitude parameter that inertia measuring module 11 gathers can include the horizontal acceleration of subway train
Degree, vertical acceleration, longitudinal acceleration, horizontal angular speed, vertical angular speed and longitudinal angular speed.Inertia measuring module 11 passes through
The operation attitude parameter of the detection such as itself acceleration transducer, angular-rate sensor subway train in the process of running, this is used
Property measurement module 11 when working independent of external information, without additional auxiliary equipment, also not outwardly emittance, is not easily susceptible to
Interference, more accurate reliable subway can be obtained and arrange into operation attitude data.
In the present embodiment, noise measuring sensor 12 can include microphone and USB sound cards, and USB sound cards are used for by described in
The audio signal conversion output extremely detection main frame 2 of microphone collection.Certainly, the noise measuring sensor 12 can also include tool
Have a device of the sound level meter of communication serial port, sound level meter by communication serial port to detection main frame 2 transmit sound level meter testing result and
Audio-frequency information；Device either including microphone and analog input card, noise measuring sensor 12 pass 2 defeated audios to detection main frame
Signal.These devices all have audio collection structure and audio output structure, are provided to realize railway carriage in train travelling process
Data basis is established in interior noise data, the evaluation for noise comfort level in railway carriage.
As an alternative embodiment, the temperature detection sensor 13 and the moisture detection sensor 14 can use
The Temperature and Humidity module of one detection temperature and humidity simultaneously, to improve the integrated level of the present apparatus, make present apparatus volume it is smaller,
It is more portable.
As an alternative embodiment, the Detection of Air Quality sensor 15 includes a particle with USB interface
Concentration detection sensor, for detecting the content of pellet PM2.5 in compartment.
In the above-described embodiments, the cellular signal strength detector 16 can include smart mobile phone or tablet personal computer, pass through
Smart mobile phone or tablet personal computer detect and shown signal intensity.Cellular signal strength detector 16 passes through USB interface or WIFI
Interface to detection the transmitting cell-phone signal strength data of main frame 2.
The detection main frame 2 communicates to connect with processor 3, the data gathered for obtaining the detection unit 1, and by described in
Data transfer is to the processor 3；
Wherein, the detection main frame 2 includes controller 21, acquisition interface 22, memory module 23 and communication module 24, described
Controller 21 reads the data of the collection of detection unit 1 by the acquisition interface 22, and the data storage is deposited in described
Store up in module 23, the controller 21 is by the communication module 24 by the data transfer to the processor 3.The collection connects
Mouth 22 is connected with each sensor in detection unit 1 or module, and the data of detection are also to be transmitted by the acquisition interface 22
Into memory module 23.The communication module 24 can be that wireless communication module can also be wire communication module, and selection is no
Communication module 24 realizes the data transfer of different modes.
As an alternative embodiment, detection main frame 2 also includes power module, the power module and the detection
Power supply connects, for being powered for the detection main frame 2 and the detection unit 1.Certainly, the power module can also be provided in
It is set together in detection unit 1 or with processor 3 and is powered for whole device.
The processor 3 is used to read the data that the detection main frame 2 transmits and stores line facility data, line track disease
Evil data and history detection data, calculate detection data positional parameter, subway train are transported further according to the data of processor storage
Spatially position carries out Comprehensive Assessment to row service quality, analysis circuit track disease, obtains subway train operation service quality
Evaluation result and line track Disease Analysis result, and evaluation and analysis result are transmitted to display 4 and shown.Display 4 is used
In data, data waveform and the train operation Service Quality Evaluation result of display detection.
Wherein, the real-time reception of processor 3, processing, the data of analysis detection, the positional parameter of the detection means, base are calculated
Multiple individual event comfort levels detection data are evaluated in locus, and 200m line is pressed based on individual event comfort level Testing index
Road section carries out Comprehensive Assessment to train operation service quality, carries out time and space analysis to multiple history detection data, together
When provide subway line track Disease Analysis result.
Specifically, the function of processor 3 includes data communication, location Calculation, train operation Service Quality Evaluation, train fortune
Row Analysis on Quality of Service, line track Disease Analysis etc.：
1) location Calculation is that the train operation attitude parameter detected according to inertia measuring module 11 calculates the detection means institute
In the location parameter of subway line, specifically include：
S1：The space characteristic parameter of the equipment such as curve, the gradient, station, track switch in acquisition subway line device databases；
S2：The bus loading zone inputted when user gets on the bus and direction of traffic data are obtained, as primary condition；
S3：The train operation attitude data gathered using inertia measuring module 11 carries out reckoning, and calculates any two
The distance between individual sampled point；
S4：Station is identified according to 3-axis acceleration data；
S5：Whether it is route curve characteristic point according to z-axis angular speed recognition detection record, the route curve characteristic point bag
Include point of tangent to spiral, point of spiral to curve, point of curve to spiral, point of spiral to tangent and laterally through track switch；
S6：Whether it is knick point using the angular speed recognition detection record of y-axis；
S7：By above-mentioned route curve characteristic point, station point combination reckoning data and line facility database purchase
Data be compared, it is determined that with route curve characteristic point detection record where circuit mileage positional parameter；
S8：According to reckoning and route curve characteristic point, the line of each sampled point between two neighboring characteristic point is calculated
Road mileage.
2) train operation Service Quality Evaluation refers to the vibration comfort to train, temperature pleasant degree, humidity comfort level, made an uproar
The single indexs such as sound comfort level, air quality and cellular signal strength and subway train operation service comprehensive quality index are commented
It is fixed
The evaluation method of subway train operation service quality single index is according to related international and track professional standard, is pressed
200m line road section is evaluated by each individual event detection data.
The evaluation method of subway train operation service quality comprehensive index specifically includes：
According to the methods of survey and expertise, the subjective and objective influence of indices is considered, it is determined that every single
The weight of item index；
Data are detected using the individual event in every 200m line road section and its corresponding weight is weighted, and are based on
The subway train operation service comprehensive quality index of locus.
Here subway line is segmented according to 200 meters of length, integrated so as to service subway train operation
Quality index is classified by section, makes the more accurate positioning of train operation Service Quality Evaluation.
3) train operation Analysis on Quality of Service refers to become according to the comparative analysis of repeated detection data progress data history, data
Potential analysis, spatially position analyzed and with line facility association analysis.
(1) original waveform that data history comparative analysis is mainly formed to detection data carries out similarity analysis, to multiple
Analyze testing result and carry out statistical analysis, eliminate influence of the accidentalia to subway train operation service quality evaluation result, protect
The objectivity of card detection and analysis result.
(2) data trend analysis is mainly the speed for calculating subway train operation service mass change in a period of time, really
Determine subway train operation service mass change faster 200m line road section, paid close attention to.
(3) spatially position is analyzed mainly to subway train operation service quality evaluation result by 200m line road
Section is ranked up, and determines the poor track section of subway train operation service quality.
(4) with line facility association analysis mainly by subway train operation service quality evaluation result and line facility number
Analysis is associated according to particular devices such as the track switch in storehouse, sharp radius curve and semaphores out of the station, analysis particular device is over the ground
The influence degree of iron train operation service quality evaluation result, makes analysis result more objective.
4) line track Disease Analysis, which refers to diagnose and analyzes subway line rail road, whether there is disease, specifically include：
A1：Iron wire pipeline equipment database middle orbit equipment disease data are obtained, the track equipment disease packet contains track
The defect informations such as geometry disease, rail disease, sleeper disease, fastener disease and railway roadbed disease；
A2：Data and noise data is accelerated to carry out phase track equipment disease data and the vibration that the detection unit 1 detects
Close analysis；
A3：Train vibration acceleration corresponding with track equipment disease and noise data feature are extracted according to analysis result,
Obtain Disease Characters data；
A4：Machine training and study are carried out using Disease Characters data, forms detection data Disease Characters knowledge base；
A5：The data detected in real time are compared with detection data Disease Characters knowledge base, according to the similar journey of feature
The positional parameter of rail track where degree judges line track disease and disease, form the report of line track Disease Analysis.
This subway train operation service quality detection means has advantages below：
(1) present apparatus integrated level is high, can detect the Measuring Several Indexes of subway train operation service quality simultaneously.
(2) make, with reference to the accuracy for improving detection means positioning, to protect with critical circuits equipment characteristic point in localization method
The positioning precision of subway train operation service quality testing is demonstrate,proved, the present apparatus only make use of inertia measuring module, and traditional
GPS, RFID and compared with the localization methods such as train communication, have advantage in positioning precision, convenience, economy etc.；
(3) overall merit is carried out to subway train operation service quality based on locus, by 200m line road sectional analysis
Subway train operation service quality is evaluated, improves the spatial positioning accuracy of subway train operation service Quality analysis and evaluation；
(4) data analysis based on time, space carried out to multiple history detection data, and is associated with line facility
Analysis, ensure the objectivity and specific aim of detection and analysis result；
(5) subway line track disease state can be quickly and easily detected, detector can detect ground in subway train at any time
Iron line track disease, there is the characteristics of quick, convenient, convenient repeatability detection and data check.
(6) it can aid in subway operation management unit and government regulation unit quickly grasps clothes in subway train running
Quality of being engaged in and its time, spatial distribution and variation tendency on the line；
(7) auxiliary subway line pipeline equipment safeguards unit quick detection track disease, improves the work that line facility safeguards unit
Make efficiency.
High performance tablet personal computer or notebook computer is can be selected with display 4 in processor 3 in the present apparatus, and its hard disk is deposited
Storage, internal memory and CPU frequency are configured using high, and using Windows operating system, database selects the oracle database of light weight version
Or MySQL database.The implementation of data analysis display function can use C/S development modes, ensure data receiver, detection
The real-time of data space positioning, subway train operation service quality evaluation and display, and support the contrast of history detection data
Analysis, the scale data computing of line track Disease Analysis.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method and its core concept of the present utility model；Meanwhile for the general technology of this area
Personnel, according to thought of the present utility model, there will be changes in specific embodiments and applications.In summary,
This specification content should not be construed as to limitation of the present utility model.
Claims (10)
1. a kind of subway train operation service quality detection device, it is characterised in that including detection unit, detection main frame, processing
Device and display；
The detection unit is connected with the detection main-machine communication, and the detection unit includes inertia measuring module, noise measuring
Sensor, temperature detection sensor, moisture detection sensor, Detection of Air Quality sensor and cellular signal strength detector,
The inertia measuring module is used for collecting vehicle running body attitude parameter, and the noise measuring sensor is used to gather making an uproar in compartment
Sound, the temperature detection sensor are used to gather the temperature in railway carriage, and the moisture detection sensor is used to gather in railway carriage
Humidity, the Detection of Air Quality sensor are used to gather the air quality in railway carriage, and the cellular signal strength detector is used
Cellular signal strength in collection railway carriage；
The detection main frame is connected with the processor communication, for obtaining the data of the detection unit collection, and by described in
Data transfer is to the processor；
The processor, for reading the data of the detection main frame transmission and storing line facility data, line track disease
Data and history detection data, integrate commenting further according to the data of processor storage to subway train operation service quality
It is fixed, the evaluation result of subway train operation service quality is obtained, and the evaluation result is transmitted to the display and shown.
2. subway train operation service quality detection device according to claim 1, it is characterised in that the inertia measurement
The car body operation attitude parameter of module collection includes horizontal acceleration, vertical acceleration, longitudinal acceleration, the level of subway train
Angular speed, vertical angular speed and longitudinal angular speed.
3. subway train operation service quality detection device according to claim 1, it is characterised in that the detection main frame
Including controller, acquisition interface, memory module and communication module, the controller reads the detection by the acquisition interface
The data of unit collection, and by the data storage in the memory module, the controller will by the communication module
The data transfer is to the processor.
4. subway train operation service quality detection device according to claim 1, it is characterised in that the noise measuring
Sensor includes microphone and USB sound cards, and the USB sound cards are used for the audio signal conversion output for gathering the microphone extremely
The detection main frame.
5. subway train operation service quality detection device according to claim 1, it is characterised in that the noise measuring
Sensor includes the sound level meter with communication serial port, and the sound level meter transmits the sound by communication serial port to the detection main frame
The testing result and audio-frequency information of level meter.
6. subway train operation service quality detection device according to claim 1, it is characterised in that the noise measuring
Sensor includes microphone and analog input card, and the noise measuring sensor transmits audio signal to the detection main frame.
7. subway train operation service quality detection device according to claim 1, it is characterised in that the temperature detection
Sensor and the moisture detection sensor are using one while the Temperature and Humidity module of detection temperature and humidity.
8. subway train operation service quality detection device according to claim 1, it is characterised in that the air quality
Detection sensor includes a granule density detection sensor with USB interface.
9. subway train operation service quality detection device according to claim 1, it is characterised in that the mobile phone signal
Intensity detector includes smart mobile phone or tablet personal computer, and the cellular signal strength detector passes through USB interface or WIFI interface
To the detection main frame transmitting cell-phone signal strength data.
10. subway train operation service quality detection device according to claim 1, it is characterised in that the detection master
Machine also includes power module, and the power module is connected with the detection power supply, for detecting main frame and the detection to be described
Unit is powered.
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| CN114593924A (en) * | 2022-03-08 | 2022-06-07 | 上海应用技术大学 | Subway train swing detection device and detection method |
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