CN104568093A - Multifunctional integrated rail weighbridge system - Google Patents
Multifunctional integrated rail weighbridge system Download PDFInfo
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- CN104568093A CN104568093A CN201410846715.9A CN201410846715A CN104568093A CN 104568093 A CN104568093 A CN 104568093A CN 201410846715 A CN201410846715 A CN 201410846715A CN 104568093 A CN104568093 A CN 104568093A
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Abstract
A multifunctional integrated rail weighbridge system comprises four independent weighing units, four sensor units, a signal processing unit, a vehicle number recognition unit and a car locating unit. The weighing units, the sensor units, the signal processing unit, the car number recognition unit and the car locating unit are located below two bearing rails. The multifunctional integrated rail weighbridge system can meter a whole vehicle dynamically and statically, precision meets the standard of a national III-level scale, the system is used for trade settlement, axle metering can be carried out for overload and unbalanced load detection, the multifunctional effect is achieved, equipment cost investment is reduced, and safety running of rail loadout vehicles is guaranteed.
Description
Technical field
The invention belongs to metering outfit field, be specifically related to a kind of multifunctional comprehensive track scale system.
Background technology
Electronic weighing technology is the complex art integrating machinery, electronics, material, information, management, is a systematic engineering of business.Each industrially developed country for a long time, is all familiar with the height that the Study and appliance of electronic weighing technology brings up to electronic weighing appliance manufacturing engineering.They simultaneously will research and development emphasis, weighing system and the automation field of production run is transferred to from simple weighing, the intension of Weighing is constantly expanded, by narrow sense to broad sense, by individual event to system, novel modern Weighing concept is shown one's talent, suddenly becomes technology and industry that contemporary world attractes attention.The development of electronic weighing technology and electronic scale product and the demand of domestic and international market in recent years, total development trend is: modularization, integrated, intelligent; Its technical feature trend is that speed is high, accuracy is high, stability is high, reliability is high; Its functional trend is " intellectuality " function that the control information of Weighing and Non-control information are laid equal stress on; Its application performance trends towards comprehensive and associativity.
Track scale has standard gauge to be arranged on railway track in order to weigh the large-scale weighing machine of the goods of loading goods train, and dynamic railway truck scale to weigh the railway freight-car in advancing by preset program to have the large-scale weighing machine that weighing data carry out processing the functions such as storage administration, track scale develops into the dynamic railway truck scale of middle metering of advancing from the static state railroad track scale of static weighing in the last hundred years, weighs that to develop into sensor be the electronic track scale of core devices from forming its machinery that is main metrology devices by mechanical lever of angle.
See that the discrete electron device weighing instrument adopted from the initial stage is to integrated circuit weighing instrument until adopt the weighing instrument that super large integrated circuit and computing machine combine from the development of track scale weighing instrument, the output of being weighed by the development track of electronic technology and computing machine indicates the great change completed again and again, from first generation analog meter-second generation discrete component type instrument-third generation digitized instrument-forth generation intelligent instrument from pointer-type to numeral.
The track scale that current users at home and abroad mainly has is divided into by function: static state railroad track scale, dynamic railway truck scale; Be divided into by pick-up unit: track scale measuring apparatus, unbalance-loading detecting device.
The railway outward transport metering of most of industrial and mining enterprises of current China is by dynamic, static electronic railroad scale, and move, static electronic railroad scale can accurate measurement complete vehicle weight, vehicle unbalance-loading phenomenon cannot detect, along with the reinforcement of railway speed increase and railway goods Super leaning load detection management, in order to stop rolling stock unbalance loading, overloading, need to increase investment again, original rail track increases unbalance-loading detecting device again, which adds cost, not only there is waste in overlapping investment on rail track simultaneously, also there is the waste of maintainer, also there will be more potential safety hazard.
Summary of the invention
Object of the present invention is just overcome the deficiencies in the prior art and provide a kind of multifunctional comprehensive track scale system, both can carry out dynamic and static measurement to lorry, can realize again Super leaning load and detect.
The object of the invention is with following technical proposals realize:
A kind of multifunctional comprehensive track scale system, comprises and is positioned at below two bearing rails 4 independently weighing unit, 4 sensor units, signal processing unit and Train number recognition unit, vehicle locating units;
Described 4 independently weighing unit obtain the weight information of detected vehicle 4 wheel shafts respectively;
Described 4 sensor unit positions are connected with 4 independent weighing units respectively, and for weight signal is converted to simulating signal, each sensor unit comprises 4 LOAD CELLS;
Described signal processing unit is embedded system, there are 4 passages be connected with 4 sensor units respectively, be converted to digital signal for carrying out conditioning amplification to simulating signal, and digital signal is analyzed, obtain car weight and the unbalance loading information of detected vehicle;
Described Train number recognition unit, vehicle locating unit are connected with host computer.
Described multifunctional comprehensive track scale system also comprises the video monitor unit, voice alerting unit and the LED screen display unit that are all connected with host computer; Described video monitor unit is for monitoring detected information of vehicles; Described LED screen display unit is used for detected information of vehicles to show in real time; The voice message that described voice alerting unit is used for detected information of vehicles is play.
4 LOAD CELLS of each sensor unit lay respectively at 4 angles of weighing platform in weighing unit, and it is 4 independent signals that 4 LOAD CELLS unit are collected by terminal box, is connected with four passages of weighing in indicative control unit.
Described signal processing unit is embedded intelligence weighing instrument, include 4 passages, comprise signal regulating panel, A/D capture card and embedded host plate, described signal regulating panel comprises amplifier, wave filter, for sensor signal is carried out amplification filtering conditioning, be then converted to digital signal by A/D capture card.
4 channel digital signals are collected by described embedded intelligence weighing instrument, and are connected with embedded host plate by bus, by embedded host plate process data, obtain car weight and the unbalance loading information of detected vehicle.
Described embedded host plate arranges Ethernet interface, for connecting host computer; Described host computer is equipped with NMS of weighing unifies database management systems.
Described Train number recognition unit is detected the electronic tag of vehicle by readout device identification, then information of vehicles is transferred to host computer; Readout device comprises readout device main frame and microwave transmitting and receiving antenna.
Described vehicle locating unit comprises vehicle location sensor, and described vehicle location sensor setting is in the inner side of train bearing rail, and detected vehicle location followed the tracks of in record, and be transferred to host computer.
Current railway freight-car Super leaning load pick-up unit, it is by measuring the wheel shaft running lorry, and then judges whether goods yard overloads and unbalance loading, and its error is relevant with speed, and speed more high level error is larger, and it is mainly used in railway station track, allocation and transportation station.Multifunctional comprehensive track scale system disclosed by the invention, can measure by dynamic and static car load, precision reaches the standard of country's III grade of scale, for trade settlement, Axle Measuring can be taken turns again detect for Super leaning load, reach multi-functional effect, decrease equipment cost and drop into, ensure again the safe operation of railway outward transport vehicle.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present invention.
Embodiment
Multifunctional comprehensive track scale system disclosed by the invention, as shown in Figure 1, comprises weighing unit 1, sensor unit 2, signal processing unit 3 and Train number recognition unit 4, vehicle locating unit 5.Arrange 4 independently weighing units below track scale two bearing rails, each weighing unit comprises an independently weighing platform, is used for the wheel loading information of measurement vehicle all around four positions respectively.Below each weighing platform, respectively there is a LOAD CELLS at four angles, under gravity, gravity is passed to sensor by coupling arrangement by weighing platform, the voltage signal be directly proportional with it that this weight signal is changed by sensor, 4 load cell signals of each sensor unit accumulate a signal by terminal box, it is 4 independent signals that such 4 weighing units are gathered by terminal box, is then connected with four passages of signal processing unit.
Signal processing unit unit is embedded intelligence weighing instrument, there are 4 passages be connected with 4 sensor units respectively, described signal processing unit unit comprises signal regulating panel, 16 A/D capture cards and embedded host plate, signal regulating panel comprises amplifier, wave filter, for Sensor Analog Relay System voltage signal is carried out amplification filtering conditioning, be then converted to digital signal by 16 A/D capture cards; Intelligent weighing indicator the most at last 4 channel digital signals collects, and is connected with embedded host plate by bus.
Embedded host plate arranges Ethernet interface, for connecting host computer, embedded host plate process sampled data, digital signal is analyzed, obtain car weight and the unbalance loading information of detected vehicle, deliver to host computer display display weight data, host computer simultaneously, leave the standard interfaces such as RS232, RS422,20mA, electric current loop, to join giant-screen, printer and network management system; Described host computer is also provided with NMS of weighing and unifies database software system.The Industrial Control Computer that host computer of the present invention refers to is technical grade computing machine, has wherein installed operating system, measuring software and network data software.
Train number recognition unit, vehicle locating unit are connected with host computer; Train number recognition unit is detected the electronic tag of vehicle by readout device identification, then information of vehicles is transferred to host computer; Readout device comprises readout device main frame and microwave transmitting and receiving antenna.Vehicle locating unit comprises vehicle location sensor, and described vehicle location sensor setting is inside bearing rail, and detected vehicle location followed the tracks of in record, and be transferred to host computer.
Described multifunctional comprehensive track scale system also comprises the video monitor unit, voice alerting unit and the LED screen display unit that are all connected with host computer.
Described video monitoring system is for monitoring detected information of vehicles; Described LED screen display unit is used for detected information of vehicles to show in real time; The voice message that described voice alerting unit is used for detected information of vehicles is play.
Multifunctional comprehensive track scale system disclosed by the invention both static measurement can be detected vehicle car weight information, kinetic measurement can be detected vehicle car weight information again, can also calculate the result of unbalance loading before and after detected vehicle, left and right unbalance loading simultaneously.System Working Principle is as follows:
Static car load metering: be weighed weighing platform on car load, under gravity, electron trajectory weighing platform by weight transfer to LOAD CELLS, LOAD CELLS converts this weight signal to it directly proportional voltage signal, and this voltage signal gives embedded intelligence weighing instrument after being gathered by terminal box, carries out data acquisition by embedded intelligence weighing instrument, measuring and amplifying, filtering, A/D changes, then carries out data processing through embedded host plate, delivers to host computer display display weight data.
Dynamic car load metering: license number recognition unit work before weighing apparatus on vehicle, identify Current vehicle vehicle number information and in host computer, show current license number, vehicle, weight information, vehicle weighs, by vehicle location sensor, at this moment host computer starts registration of vehicle alignment sensor signal, follow the tracks of the position of Current vehicle, when vehicle completely on weigh time, gravitational cue is passed to LOAD CELLS by electronic track scale weighing platform, LOAD CELLS converts this weight signal to it directly proportional voltage signal, this signal passes to embedded intelligence weighing instrument by terminal box, the weight data that embedded host plate imports into by analyzing weighing transducer, carry out dynamic logic judgement, accurately calculate in real time and often save vehicle weight, weight data is sent in database server by network simultaneously, when vehicle rear is by vehicle location sensor, namely after train plays weighing platform completely, host computer just can determine the length of railway carriage.Train number recognition unit quits work, the automatic completion logic of embedded host plate judges, host computer measures weighing value by weighing sensor, and according to parking stall after measured, vehicle commander and the speed of a motor vehicle and the actual weight of preserving railway carriage stored in database, the license number of the Current vehicle of voice message simultaneously, vehicle, weight information remind operating personnel to note, license number, vehicle, weight information display remind operating personnel to note by LED giant-screen simultaneously again.
Whether 4 data obtained are added and are complete vehicle weight by the data of 4 that obtain according to signal processing unit independently electron trajectory weighing platforms, simultaneously knownly overload, according to the known unbalance loading result of the data of independent electron trajectory weighing platform.
System can pass through the current continuous data of printer real time print.When some vehicle of road bureau is because label is aging or damage, during car number identification system None-identified, situation by reading license number determines to carry out license number video capture by video monitoring system to not having the vehicle of license number, when inputting data, as found, certain joint car does not have license number to operator, can check by adjusting video pictures the vehicle not having license number, and fill into timely.
Host computer network management system of weighing mainly is divided into user authority management, the inquiry of every platform weighing apparatus continuous data, server parameter setting, stoichiometric point optimum configurations, form to add up the functions such as printing, DB Backup deletion.In user management, keeper can carry out right assignment to each point user, limits its operating function.In network management system, that can check any stoichiometric point crosses weighing apparatus data, and can record a video by browsing video, convenient inquiry, and the dump that simultaneously also can will inquire, generates pound list.Form accumulating function can select arbitrarily accumulative project, generates daily paper, monthly magazine, annual report on a time period.Also can manage network data base, back up and delete the data of certain time period.Due to network condition more complicated, track scale system also contemplates the situation of network channel, when network disconnects, data can be preserved in the local database by system automatically, and mark does not pass, after network is unobstructed, system passes to local data in server, and mark passes, in order to avoid repeat to upload.
Weigh in network management system whole, support multiple stage computer management track scale weighing apparatus (simultaneously to multiple management host uploading data), also support (or multiple stage) computer management multiple stage track scale.User's any one track scale optional claims gross weight or tare weight, instead of adopt in the weighing procedures resembling in the past fix a table scale gross weight or tare, user can be weighed operation flexibly, as long as there is a track scale computer system normally to work in system, and other track scale computer systems are when breaking down, normal weighing process can be completed equally.
The present invention according to user need add CCTV camera, the special display screen of LED giant-screen, voice message, the equipment such as Vehicle positioning system, automatic recorded weighing apparatus vehicle to weigh position, automatic information broadcast information of vehicles, automatically display current vehicle number information and weight information etc., also can provide corresponding, transparent data-interface to the management system of user, be convenient to carry out higher level analysis to data.
Database server is placed in Computer Centre Machine Room, and all continuous datas are all preserved in the server, and database server is provided with password, and database is also provided with password, and double code ensure that data security is reliable.
Embedded intelligence weighing instrument separates signal Real-time Collection, process with data base administration and man-machine interface part, improve the reliability of sampling, processing section program, and do not increase the burden of host computer.Adopt this architecture, having the work of requirement of real-time by embedded system part complete independently, all hardware resources, if CPU time, internal memory are all for data acquisition and processing (DAP), ensure reliable, continuous print sampling.All resources of host computer all can be used for data base administration and man-machine interface, do not have real-time to requiring, even if also can not weigh any impact when carrying out the work of a large amount of use CPU time such as data base querying while weighing.
Embedded intelligence weighing instrument data processor can monopolize embedded system CPU, memory source, can use multiple advanced algorithm, improves data processing quality.It is many that the good algorithm of some effects takies CPU time usually.Embedded system is utilized to carry out the work of independent processing data operation, because the resource of whole system can by data sampling and processing program scheduler, can control completely and make full use of all system resource to come data acquisition, work for the treatment of, improve the controllability of data sampling and processing process, improve the reliability of system.
The part that the present invention does not describe in detail is prior art, repeats no more here.Above-described is only the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; do not departing under general idea prerequisite of the present invention; some changes and improvements can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (8)
1. a multifunctional comprehensive track scale system, is characterized in that: comprise and be positioned at below two bearing rails 4 independently weighing unit, 4 sensor units, signal processing unit and Train number recognition unit, vehicle locating units;
Described 4 independently weighing unit obtain the weight information of detected vehicle 4 wheel shafts respectively;
Described 4 sensor unit positions are connected with 4 independent weighing units respectively, and for weight signal is converted to simulating signal, each sensor unit comprises 4 LOAD CELLS;
Described signal processing unit is embedded system, there are 4 passages be connected with 4 sensor units respectively, be converted to digital signal for carrying out conditioning amplification to simulating signal, and digital signal is analyzed, obtain car weight and the unbalance loading information of detected vehicle;
Described Train number recognition unit, vehicle locating unit are connected with host computer.
2. multifunctional comprehensive track scale system as claimed in claim 1, is characterized in that: described multifunctional comprehensive track scale system also comprises the video monitor unit, voice alerting unit and the LED screen display unit that are all connected with host computer; Described video monitor unit is for monitoring detected information of vehicles; Described LED screen display unit is used for detected information of vehicles to show in real time; The voice message that described voice alerting unit is used for detected information of vehicles is play.
3. multifunctional comprehensive track scale system as claimed in claim 1, it is characterized in that: 4 LOAD CELLS of each sensor unit lay respectively at 4 angles of weighing platform in weighing unit, it is 4 independent signals that 4 LOAD CELLS unit are collected by terminal box, is connected with four passages of weighing in indicative control unit.
4. multifunctional comprehensive track scale system as claimed in claim 3, it is characterized in that: described signal processing unit is embedded intelligence weighing instrument, include 4 passages, comprise signal regulating panel, A/D capture card and embedded host plate, described signal regulating panel comprises amplifier, wave filter, for sensor signal is carried out amplification filtering conditioning, be then converted to digital signal by A/D capture card.
5. multifunctional comprehensive track scale system as claimed in claim 4, it is characterized in that: 4 channel digital signals are collected by described embedded intelligence weighing instrument, and be connected with embedded host plate by bus, by embedded host plate process data, obtain car weight and the unbalance loading information of detected vehicle.
6. multifunctional comprehensive track scale system as claimed in claim 5, is characterized in that: described embedded host plate arranges Ethernet interface, for connecting host computer; Described host computer is equipped with NMS of weighing unifies database management systems.
7. multifunctional comprehensive track scale system as claimed in claim 1, is characterized in that: described Train number recognition unit is detected the electronic tag of vehicle by readout device identification, then information of vehicles is transferred to host computer; Readout device comprises readout device main frame and microwave transmitting and receiving antenna.
8. multifunctional comprehensive track scale system as claimed in claim 1, it is characterized in that: described vehicle locating unit comprises vehicle location sensor, described vehicle location sensor setting is in the inner side of bearing rail, and detected vehicle location followed the tracks of in record, and be transferred to host computer.
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| CN201410846715.9A CN104568093A (en) | 2014-12-31 | 2014-12-31 | Multifunctional integrated rail weighbridge system |
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| CN201410846715.9A CN104568093A (en) | 2014-12-31 | 2014-12-31 | Multifunctional integrated rail weighbridge system |
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Cited By (12)
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| CN105444854A (en) * | 2015-11-27 | 2016-03-30 | 阎富成 | Weighing method and apparatus for electronic railway scale |
| CN106706100A (en) * | 2017-03-08 | 2017-05-24 | 成都货安计量技术中心有限公司 | Rail weighbridge system based on Ethernet |
| CN107628064A (en) * | 2017-10-17 | 2018-01-26 | 青藏铁路公司 | A kind of special purpose railroad vehicle safety monitoring device and method |
| CN108195451A (en) * | 2017-11-27 | 2018-06-22 | 西安航天三沃机电设备有限责任公司 | A kind of processing method continuously weighed automatically for different type track scale |
| CN110285871A (en) * | 2019-05-30 | 2019-09-27 | 中国铁道科学研究院集团有限公司运输及经济研究所 | Weighing device and system for rolling stock |
| CN110595590A (en) * | 2019-10-10 | 2019-12-20 | 江西众加利称重设备系统有限公司 | Two-way unbalance loading detection method for rail weighbridge |
| CN111561986A (en) * | 2020-06-05 | 2020-08-21 | 马鞍山钢铁股份有限公司 | Long and short table top combined static rail weighbridge weighing system and weighing automatic control method thereof |
| CN111768610A (en) * | 2020-06-24 | 2020-10-13 | 北京恒通安泰科技有限公司 | Data acquisition device and data acquisition method for rail weighbridge and rail weighbridge |
| CN113091867A (en) * | 2021-04-06 | 2021-07-09 | 郑州铁路职业技术学院 | Railway vehicle overload and unbalanced load detection system |
| CN113375776A (en) * | 2021-05-10 | 2021-09-10 | 首钢京唐钢铁联合有限责任公司 | Rail weighbridge management and control system |
| CN113503948A (en) * | 2021-07-02 | 2021-10-15 | 金川集团股份有限公司 | Static rail weighbridge automatic metering system and metering method based on RFID and parking space detection |
| CN113807637A (en) * | 2021-05-17 | 2021-12-17 | 卡斯柯信号有限公司 | Method, device, electronic equipment and medium for automatically checking current vehicle flow |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444854A (en) * | 2015-11-27 | 2016-03-30 | 阎富成 | Weighing method and apparatus for electronic railway scale |
| CN106706100A (en) * | 2017-03-08 | 2017-05-24 | 成都货安计量技术中心有限公司 | Rail weighbridge system based on Ethernet |
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| CN108195451A (en) * | 2017-11-27 | 2018-06-22 | 西安航天三沃机电设备有限责任公司 | A kind of processing method continuously weighed automatically for different type track scale |
| CN108195451B (en) * | 2017-11-27 | 2019-12-13 | 西安航天三沃机电设备有限责任公司 | Processing method for continuous automatic weighing of different types of railroad scales |
| CN110285871A (en) * | 2019-05-30 | 2019-09-27 | 中国铁道科学研究院集团有限公司运输及经济研究所 | Weighing device and system for rolling stock |
| CN110595590A (en) * | 2019-10-10 | 2019-12-20 | 江西众加利称重设备系统有限公司 | Two-way unbalance loading detection method for rail weighbridge |
| CN111561986A (en) * | 2020-06-05 | 2020-08-21 | 马鞍山钢铁股份有限公司 | Long and short table top combined static rail weighbridge weighing system and weighing automatic control method thereof |
| CN111768610A (en) * | 2020-06-24 | 2020-10-13 | 北京恒通安泰科技有限公司 | Data acquisition device and data acquisition method for rail weighbridge and rail weighbridge |
| CN113091867A (en) * | 2021-04-06 | 2021-07-09 | 郑州铁路职业技术学院 | Railway vehicle overload and unbalanced load detection system |
| CN113375776A (en) * | 2021-05-10 | 2021-09-10 | 首钢京唐钢铁联合有限责任公司 | Rail weighbridge management and control system |
| CN113807637A (en) * | 2021-05-17 | 2021-12-17 | 卡斯柯信号有限公司 | Method, device, electronic equipment and medium for automatically checking current vehicle flow |
| CN113807637B (en) * | 2021-05-17 | 2024-02-20 | 卡斯柯信号有限公司 | Method, device, electronic equipment and medium for automatically checking current vehicle flow |
| CN113503948A (en) * | 2021-07-02 | 2021-10-15 | 金川集团股份有限公司 | Static rail weighbridge automatic metering system and metering method based on RFID and parking space detection |
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Application publication date: 20150429 |