CN109708696A - A kind of goat thrust monitoring system - Google Patents
A kind of goat thrust monitoring system Download PDFInfo
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- CN109708696A CN109708696A CN201811617392.0A CN201811617392A CN109708696A CN 109708696 A CN109708696 A CN 109708696A CN 201811617392 A CN201811617392 A CN 201811617392A CN 109708696 A CN109708696 A CN 109708696A
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Abstract
The present invention provides a kind of goat thrusts to monitor system, including sensor acquisition terminal, including miniature webcam, current sensor, pressure sensor, liquid level sensor, temperature sensor and humidity sensor；CAN router, for the collected data information of sensor acquisition terminal to be transmitted to signal communication converter via the cable terminal box being arranged by the goat by CAN bus, and will be sent in the database of indoor industrial personal computer after the data after conversion by the signal communication converter；ADSL local side access device, for the collected switch machine indication notch image picture signal of the miniature webcam to be transmitted in the database of indoor industrial personal computer；Electric parameter acquires extension set, including current transformer and voltage transformer；The transmission signal line of the current transformer and the voltage transformer and in the CAN bus and be finally transferred in the database of the indoor industrial personal computer.
Description
Technical field
The present invention relates to goat fields, and in particular to monitors system to a kind of goat thrust.
Background technique
With the rapid development of China railways modernization construction, train running speed and train operation density also mention significantly therewith
Height proposes more the efficient, scientific of rail track maintenance work to make railway signals equipment keep good quality state
High requirement.Electrohydraulic point machine is one of domestic mainstream goat type, is mainly rotated using motor driven oil pump, then lead to
It crosses oil circuit and drives interlocking mechanism structure, to realize the conversion of track switch.In other words, track switch conversion process is electric point machine gram
Take that switch convert resistance does work as a result, can determine that the two has certain correlation, the electric parameter of real-time monitoring goat
It is a kind of approach of real-time monitoring switch convert resistance.The oil pressure variation of its conversion process, daily oil cylinder oil level are maintenance people
The parameter of member's major concern, the electrical equipment of previous electric point machine is periodically to carry out, and can not often be accomplished to electrically setting
Standby use state is effectively monitored, once the failure of goat occurs, railway points system can not be converted effectively, often
It is be easy to cause a series of Train delay, entire railway operation is caused to seriously affect.Therefore it needs previous " passively repairing "
Be changed into urgently needed at present " actively repairing ", i.e., it is how intuitive by being acquired and being converted by the parameter of main components
Visible system grasps the state of each component of banister goat system at any time, and thrust performance and possibility to goat
Existing failure make prediction formula judgement, the high specific aim of work and high efficiency will be maintained, then become current turn-out track
The problem for needing to solve in machine field.
Summary of the invention
In order to overcome above-mentioned defect in the prior art, the present invention provides a kind of goat thrusts to monitor system, this turn
Rut machine thrust monitors system can be by being acquired the parameter of main components and being converted into intuitive visible system, at any time
Grasp each component of banister goat system state, and in Hydraulic Switch Machine system thrust performance and there may be
Failure make prediction formula judgement, the high specific aim of work and high efficiency will be maintained.
Technical solution
A kind of goat thrust monitoring system, comprising:
Sensor acquisition terminal, it is miniature webcam including corresponding acquisition switch machine indication notch image data information, right
Current sensor, the corresponding acquisition Hydraulic Switch Machine system oil cylinder number pressure of goat motor action current data information should be acquired
It is believed that the liquid level sensor of the pressure sensor of breath, corresponding acquisition Hydraulic System Oil liquid level data information, corresponding acquisition goat
The humidity sensor of environment humidity data information in the temperature sensor of interior ambient temperature data information and corresponding acquisition goat
Device；
CAN router, for passing through CAN bus for the current sensor, the pressure sensor, the level sensing
Device, the temperature sensor, the collected data information of the humidity sensor are via the terminal electricity being arranged by the goat
Cable box is transmitted to signal communication converter, and will be sent to indoor industry control after the data after conversion by the signal communication converter
In the database of machine；
ADSL local side access device, for passing through cable for the collected switch machine indication notch of the miniature webcam
Image picture signal is transmitted in the database of indoor industrial personal computer；
Electric parameter acquires extension set, including is arranged in the cable terminal box for acquiring the goat electric data
Current transformer and voltage transformer；The transmission signal line of the current transformer and the voltage transformer and with it is described
It is transferred in CAN bus and finally in the database of the indoor industrial personal computer.
The interior industrial personal computer turns described in being obtained according to current transformer in the database with the voltage transformer
The parameter of rut machine voltage and current by the way that power factor P1 and power loss P2 and conversion coefficient K is calculated, and passes through public affairs
Formula F=(P1-P2) * K converses the thrust F of goat.
The change curve of thrust F is analyzed and is displayed on the screen by built-in mathematical model by the interior industrial personal computer.
The interior industrial personal computer is by collected Hydraulic Switch Machine system oil cylinder pressure data, hydraulic system oil liquid digit
According to environment humidity data, goat motor action current data, goat table in ambient temperature data in, goat, goat
Show that gap image data are shown on screen.
The signal communication converter and indoor industrial personal computer are acquired by RS232 serial ports transmission data with the sensor
Terminal takes CAN bus to transmit data.
The cable terminal box uses HZ-24 type cable terminal box.
The miniature webcam includes auxiliary LED light source and auxiliary heating module.
The liquid level sensor selects magnetic control float liquid level switch.
Beneficial effect
Compared with the prior art, the present invention has the following beneficial effects:
The change curve of thrust, real by the monitoring to curve is changed in record goat action process provided by the invention
It is active to be safeguarded in order to judge failure that goat is likely to occur in advance now to effective monitoring of goat performance, subtract
Few passive type safeguards the impacted possibility of brought train driving.
Detailed description of the invention
Fig. 1 is the structural framing schematic diagram that one of present invention goat thrust monitors system.
Fig. 2 is Fundamentals of Supervisory Systems schematic diagram in Fig. 1.
Fig. 3 is Fundamentals of Supervisory Systems schematic diagram in Fig. 1.
Fig. 4 is that sensor acquisition terminal interface circuit realizes block diagram in Fig. 1.
Fig. 5 is the interface circuit schematic diagram of Fig. 4.
Fig. 6 is electric motor starting current measurement circuit in the present invention.
Fig. 7 is oil pressure measuring circuit in the present invention.
Fig. 8 is starting current, oil level and oil pressure measuring circuit interface diagram in the present invention.
Fig. 9 is medium temperature humidity measuring circuit schematic diagram of the present invention.
Figure 10 is the goat thrust curve observation interface schematic diagram being calculated in the present invention by mathematical model data.
Drawing reference numeral: sensor acquisition terminal 1, CAN router 2, CAN bus 3, goat 4, cable terminal box 5, signal
Communication converter 6, indoor industrial personal computer 7, ADSL local side access device 8, cable 9, electric parameter acquire extension set 10, interchanger
11, indoor host computer display 12, indoor local area network 13.
Specific embodiment
For elaboration the content of present invention is better described, expansion explanation is carried out below with reference to schematic diagram and embodiment:
As shown in Fig. 1-Figure 10, the present invention provides a kind of goat thrusts to monitor system, sensor acquisition terminal 1, packet
Include miniature webcam, the corresponding acquisition 4 motor action electric current of goat of corresponding acquisition 4 indication notch image data information of goat
The current sensor of data information, the pressure sensor of corresponding acquisition 4 hydraulic system oil cylinder pressure data information of goat, correspondence
The temperature for acquiring the liquid level sensor of Hydraulic System Oil liquid level data information, corresponding to ambient temperature data information in acquisition goat 4
Spend the humidity sensor of environment humidity data information in sensor and corresponding acquisition goat 4；
CAN router 2, for being passed current sensor, pressure sensor, liquid level sensor, temperature by CAN bus 3
The collected data information of sensor, humidity sensor is transmitted to signal communication via the cable terminal box 5 being arranged by goat 4 and turns
Parallel operation 6, and will be sent to after the data after conversion in the database of indoor industrial personal computer 7 by signal communication converter 6；
ADSL local side access device 8, for passing through cable 9 for collected 4 indication notch of goat of miniature webcam
Image picture signal is transmitted in the database of indoor industrial personal computer 7；
Electric parameter acquires extension set 10, including being arranged in cable terminal box 5 for acquiring the electricity of 4 electric data of goat
Current transformer (not shown) and voltage transformer (not shown)；The transmission signal line of current transformer and voltage transformer (does not show
Out) and in CAN bus 3 and be finally transferred in the database of indoor industrial personal computer 7.
According to the working characteristics of three-phase motor, power factor and outputting torsion are positive phase relation.Indoor industrial personal computer 7 is according to number
According to the parameter for 4 voltage and current of goat that current transformer in library and voltage transformer obtain, by be calculated power because
P1 and power loss P2 and conversion coefficient K are counted, and converses the thrust F of goat 4 by formula F=(P1-P2) * K.
Specifically, electric parameter acquisition extension set 10 is mounted in the cable terminal box 5 on 4 side of goat or signalling arrangement room
Combination sideboard rear end, current transformer punching are led in signal wire, voltage transformer and in signal terminal, transmission line and in corresponding monitoring
Believe on line.Electrical parameter (voltage, electric current) is directly acquired on signal wire and inputs electric parameter acquisition extension set 10, which will
Data, which calculate, to be stored and is uploaded with bus mode.Program conversion is carried out through indoor industrial personal computer 7, obtains switch convert resistance curve.
And institute is calculated using the pressure history data, tank level delta data and notch deviant by built-in mathematical model
Various analysis results are needed to be transferred in indoor host computer display 1212；
It, can after converting by measuring available 4 electric parameter of electric point machine (voltage, electric current, power factor etc.)
Obtain the outputting torsion of electric point machine 4.Specific conversion mode is as follows:
F=(P1-P2) * K
Wherein: F is power output, and P1 is input power, and P2 is power loss, and K is conversion coefficient；
The change curve (Figure 10) of thrust F is analyzed and is displayed on the screen by built-in mathematical model by indoor industrial personal computer 7.
Indoor industrial personal computer 7 will be in collected 4 hydraulic system oil cylinder pressure data of goat, hydraulic oil liquid level data, goat 4 simultaneously
Environment humidity data, 4 motor action current data of goat, 4 indication notch figure of goat in ambient temperature data, goat 4
The indoor host computer in indoor local area network 13 is passed data to as data are shown on screen, and by indoor interchanger 1111
In display 1212.
Further, signal communication converter 6 and indoor industrial personal computer 7 pass through RS232 serial ports transmission data (not shown), with
Sensor acquisition terminal 1 takes CAN bus 3 to transmit data.
Further cable terminal box 5 uses HZ-24 type cable terminal box 5.
Further liquid level sensor selects magnetic control float liquid level switch.
Specifically,
Sensor acquisition terminal 1 is under the control of monitoring of software, the static state of indication notch in each goat 4 of taken at regular intervals
Image or dynamic video, then pass sequentially through cable 99 and be transmitted to ADSL local side access device 8, then these data are forwarded to again
Monitoring of software on industrial personal computer 7, monitoring of software receive, save these image datas, and identify, analyze each goat 4 currently
Indication notch gap width, once find the gap width be greater than prepsetting gap value can provide warning information；In addition monitoring of software
Can also history gap width to every 4 indication notch of goat it is for statistical analysis and illustrate each clearance gaps change curve, supply
Signal maintainer reference.
Sensor acquisition terminal 1 is just acquired by monitoring starting current sensor once discovery goat 4 starts to act
The conversion oil pressure curve for recording left and right oil cylinder, and after converting, starting is taken pictures, and records after switch lacking for first non-stress
Mouth image.After sensor acquisition terminal 1 completes curve acquisition and photograph, pass through CAN bus 3 or power bus notice monitoring
Software.Monitoring of software reads after the oil pressure curve acquired in relation to sensor acquisition terminal 1 and conversion first not in time accordingly
The gap image of stress carries out subsequent analysis.
Sensor acquisition terminal 1 is by receiving, handling notch still image, notch from each sensor acquisition terminal 1
The data such as temperature and humidity in continuous videos, oil level oil pressure curve data and case realize to include gap image identification, draw notch variation
The functions such as temperature and humidity in curve, diagram conversion oil pressure curve and conversion time, the current oil level information of display and record case, but also
It can according to need the information such as early warning when offer notch is excessive, oil pressure is excessively high, the fault condition of system channel be also provided.
Monitoring of software provides good man machine operation interface for signal maintainer, provides and is arranged including yard, manually
Notch picture, video are obtained, query history picture, video recording inquire the notch curve of cyclical fluctuations, (left and right oil pressure opens query actions curve
Streaming current) etc..
The monitoring of 4 notch of goat is also rested in traditional sense notch size after seeing switch to determine whether to adjust
It is whole, and summarize state that can analyze 4 tendency of goat, statistical by monitoring data, for example pass through day curve, every
Day, statistic curve can analyze, and notch is that comparison is stable, or fluctuation is bigger to goat 4 whithin a period of time；Either with or without
The trend etc. that notch becomes larger or becomes smaller；The offer of these information is more of practical significance more than notch alarm.
The change curve for recording oil pressure in 4 action process of goat, can analyze in 4 action process of goat by curve
With the presence or absence of resistance exception, if oil pressure is excessive or actuation time is too long, all there may be exceptions for warning goat 4.
Acquisition data to data be made into chart, judged goat 4 with the presence or absence of asking according to the shape of chart, trend
Topic.
1. the curve after 4 track switch of goat is moved reflects goat 4 in the case where not stressing, whether notch is adjusted to
Position, if having fluctuation, how is the trend of fluctuation；If trend is to become larger, become smaller or fluctuate increasing, even if not reporting at this time
It is alert also to want timely site observation adjustment goat 4.
2. the curve of 4 random image of goat reflects the situation of change of notch in the case where possible stress of goat 4,
At this moment curve fluctuation can be bigger, and what is at this moment mainly observed is the situation of change of long-term curve, if it find that trend is to become
Greatly, become smaller or fluctuate increasing, timely site observation adjustment goat 4 is at this time wanted not alarming.
3. oil pressure curve: oil pressure curve is divided into three unlock, movement, locking processes, during three, in three processes
If discovery time is too long in, oil pressure is excessively high, needs to be adjusted in time.
Further, sensor acquisition terminal 1 externally provides CAN interface or adsl interface, and interface circuit increases pressure-sensitive electricity
Resistance and self- recoverage insurance protection, prevent from influencing main equipment.
Acquire gap image miniature webcam use technical grade minisize pick-up head module, and increase auxiliary LED light source and
Auxiliary heating circuit, it is ensured that clapped under insufficient light and low temperature in goat 4 casees and take the notch still image to work well.
The camera provides the output of serial ports jpeg image and analog video signal output simultaneously.When using CAN application model
When, main control chip directly reads the JPEG picture of shooting from serial ports, is uploaded to monitoring software by CAN bus 3.When using ADSL
When application model, then change and analog signal is acquired by video chip, after H.264 format compression, notch continuous videos are passed through
ADSL is uploaded to monitoring software.Its correlation, referring to fig. 4.
1 real-time monitoring electric motor starting electric current of sensor acquisition terminal, when discovery current of electric is more than that 0.5A (filter by band software
Wave) when, that is, think that goat 4 starts to pull, starts acquisition, record starting current curve and left and right oil pressure pressure curve, continue
Time 15S notifies monitoring of software to read the curve data acquired after acquisition.6 be electric motor starting current measurement electricity
Road, AN2IN are sent to main control chip AD thief hatch.Current sensor uses the linear DC output transducer of 5A/5V, goat 4
Starting current of electric does not exceed its maximum input current 5A.
It will be directly or indirectly enterprise after 4 thrust of goat monitoring system in the present invention is built up and puts into normal use
Industry brings good economic results in society, and desired effect is mainly reflected in following several respects:
(1) secure context
Inspection is carried out to track switch equipment automatically by the way that system is round-the-clock, it is necessary to reduce signal maintainer Daily Round Check institute
The upper track time, particular avoid the unfavorable factor of outside work under bad weather, reduce signal operating personnel's upper track work
The personal injury risk of industry.
(2) in terms of working efficiency
The system can automatically record the running various parameters of goat 4, and the data volume of acquisition is than artificial acquisition mode
It is not only more and comprehensive, but also more save the time.It can significantly improve the Daily Round Check time.
(3) in terms of maintenance of equipment
Oil pressure changes curve, energy when the system automatically analyzes 4 notch variation tendency of goat, the goat 4 of acquisition is pulled
Reflect the state of goat 4, truly and effectively to realize that 4 status maintenance of goat provides technological means and scientific basis.Meanwhile
Improve equipment with rate, with quality in terms of be also very beneficial.
(4) management aspect
By the system, work area can targetedly arrange the maintenance work of goat 4, saved many management costs and
Meaningless consumption.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Technical solution of the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of skill in the art that its according to
It can so modify to technical solution documented by previous embodiment, or part of technical characteristic is replaced on an equal basis
It changes；And these are modified or replaceed, the essence for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
Mind and range.
Claims (8)
1. a kind of goat thrust monitors system characterized by comprising
Sensor acquisition terminal, miniature webcam, correspondence including corresponding acquisition switch machine indication notch image data information are adopted
Collect current sensor, the corresponding acquisition Hydraulic Switch Machine system oil cylinder pressure data letter of goat motor action current data information
The pressure sensor of breath, the liquid level sensor of corresponding acquisition Hydraulic System Oil liquid level data information, corresponding acquisition goat inner ring
The humidity sensor of environment humidity data information in the temperature sensor of border temperature data information and corresponding acquisition goat；
CAN router, for by CAN bus by the current sensor, the pressure sensor, the liquid level sensor,
The temperature sensor, the collected data information of the humidity sensor are via the cable terminal box being arranged by the goat
It is transmitted to signal communication converter, and indoor industrial personal computer will be sent to after the data after conversion by the signal communication converter
In database；
ADSL local side access device, for passing through cable for the collected switch machine indication notch image of the miniature webcam
Picture signal is transmitted in the database of indoor industrial personal computer；
Electric parameter acquires extension set, including being arranged in the cable terminal box for acquiring the electricity of the goat electric data
Current transformer and voltage transformer；The transmission signal line of the current transformer and the voltage transformer is simultaneously total with the CAN
It is transferred in line and finally in the database of the indoor industrial personal computer.
2. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the interior industrial personal computer according to
The parameter for the goat voltage and current that current transformer and the voltage transformer obtain in the database, passes through meter
Calculation obtains power factor P1 and power loss P2 and conversion coefficient K, and converses goat by formula F=(P1-P2) * K
Thrust F.
3. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the interior industrial personal computer passes through
The change curve of thrust F is analyzed and is displayed on the screen by built-in mathematical model.
4. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the interior industrial personal computer will be adopted
The Hydraulic Switch Machine system oil cylinder pressure data that collects, hydraulic system oil liquid position data, ambient temperature data, turn-out track in goat
Environment humidity data, goat motor action current data, switch machine indication notch image data are shown on screen in machine.
5. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the signal communication converter
Data are transmitted by RS232 serial ports with indoor industrial personal computer, take CAN bus to transmit data with the sensor acquisition terminal.
6. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the cable terminal box uses
HZ-24 type cable terminal box.
7. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the miniature webcam includes
Auxiliary LED light source and auxiliary heating module.
8. a kind of goat thrust according to claim 1 monitors system, which is characterized in that the liquid level sensor is selected
Magnetic control float liquid level switch.
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|---|---|---|---|
| CN201811617392.0A CN109708696A (en) | 2018-12-28 | 2018-12-28 | A kind of goat thrust monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811617392.0A CN109708696A (en) | 2018-12-28 | 2018-12-28 | A kind of goat thrust monitoring system |
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| CN201811617392.0A Pending CN109708696A (en) | 2018-12-28 | 2018-12-28 | A kind of goat thrust monitoring system |
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Cited By (6)
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| CN112415927A (en) * | 2020-11-06 | 2021-02-26 | 山东德龙电子科技有限公司 | Monitoring system for photoelectric gap of point switch |
| CN113008431A (en) * | 2019-12-19 | 2021-06-22 | 陕西英泰和电子科技有限责任公司 | Method for detecting synchronization of traction turnout output of multiple switch machines |
| CN113581253A (en) * | 2021-07-26 | 2021-11-02 | 中国铁路兰州局集团有限公司 | Method and device for determining state of electric empty switch machine |
| CN113804350A (en) * | 2020-10-20 | 2021-12-17 | 广东毓秀科技有限公司 | Device for detecting oil pressure of point switch |
| CN113804421A (en) * | 2020-10-19 | 2021-12-17 | 广东毓秀科技有限公司 | Railway turnout switch machine fault prediction system and method |
| CN114379619A (en) * | 2021-12-09 | 2022-04-22 | 北京交通大学 | Electro-hydraulic switch machine and fault diagnosis system thereof |
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| CN113804350A (en) * | 2020-10-20 | 2021-12-17 | 广东毓秀科技有限公司 | Device for detecting oil pressure of point switch |
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| CN113581253A (en) * | 2021-07-26 | 2021-11-02 | 中国铁路兰州局集团有限公司 | Method and device for determining state of electric empty switch machine |
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Application publication date: 20190503 |