CN105181098B - A kind of dynamic railway truck scale high-speed data acquiring device and method - Google Patents
A kind of dynamic railway truck scale high-speed data acquiring device and method Download PDFInfo
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- CN105181098B CN105181098B CN201510623478.4A CN201510623478A CN105181098B CN 105181098 B CN105181098 B CN 105181098B CN 201510623478 A CN201510623478 A CN 201510623478A CN 105181098 B CN105181098 B CN 105181098B
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Abstract
A kind of dynamic railway truck scale high-speed data acquiring device and method are unreliable, it is necessary to the problem of device configures high for solving dynamic data measurement.Device includes being arranged on the measuring terminals equipment of measure field and is arranged on the control device of control room；Described measuring terminals equipment includes being arranged on weighing table, sensor assembly and the support below two bearing rails；Described control device includes frame, power module, Weighing module, serial communication modular, CPU module and metering module；Also disclose a kind of dynamic railway truck scale collecting method based on PLC program and a kind of dynamic railway truck scale weighing technique.The present invention solves needs and ISA interface cards is installed in computer, it is necessary to the problem of using industrial computer, reduces the matching requirements to computer；It can voluntarily improve as needed, eliminate the reliance on weighing apparatus producer, reduce application cost, using flexible, highly versatile, programming is convenient.
Description
Technical field
The present invention relates to data collecting system technical field, specifically a kind of dynamic railway truck scale high-speed data acquisition
Method.
Background technology
In the field of weighing, dynamic railway truck scale is typically by weighing sensor, weighing table, data collecting instrument and computer system
Composition.
Data collecting instrument completes the amplification, filtering, mould of weighing-up wave as an important component of dynamic railway truck scale
Number conversion and speedy carding process, its sample rate speed, precision height, the quality of anti-interference, directly determine dynamic railway truck scale
Metering performance.Data collecting instrument complete data conversion after will and computer communication, by computer complete data collection,
Reason, provides metric results.
The data collecting instrument of weighing apparatus manufacturer is typically made up of embedded system, is all the proprietary product of oneself, different
Product between producer can not be general, and price is higher, and quality is not very reliable, failure can only integral replacing, for user come
Say, use cost is higher.Data collecting instrument and intercomputer typically by the way of parallel port card or serial communication, especially with
Parallel port mode, need to install ISA interface cards in calculating, and common computer has not had ISA slots, thus can only be using industry
Control computer, cost is higher.
With the high speed development of technology, some international renowned companies develop Weighing module, and these Weighing modules are integrated in
PLC system, typically uses as static weighing apparatus instrument, metric results is directly calculated and be shown；In the prior art, will not also
Weighing module is measured for dynamic railway truck scale, situation about being used as high speed data conversion device.
The patent document of Application No. 201520393283.0, discloses a kind of weighbridge, and the support of its weighbridge is square
Shape, the patent document of Application No. 201310416472.0 discloses a kind of weighbridge, and the support of the weighbridge described in it is " returning " word
Shape structure, although both supports are all more stable, the problem of all there is the wasting of resources.
The content of the invention
In order to solve, dynamic data acquisition device cost is high, quality is low, need to support the use, and weighing device can only survey static number
According to the problem of, the invention provides a kind of dynamic railway truck scale high-speed data acquiring device, meet general, at a high speed, dynamic measurement, it is double
The requirement of machine metering.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of dynamic railway truck scale high-speed data acquisition dress
Put, it is characterized in that, it includes being arranged on the measuring terminals equipment of measure field and is arranged on the control device of control room, described
Measuring terminals equipment includes being arranged on weighing table, sensor assembly and the support below two bearing rails；Described control dress
Put including frame, power module, Weighing module, serial communication modular, CPU module and metering module；
Described weighing table is made by elastic metallic material, is arranged on the lower position of two bearing rails；
Described support is the structure of four groups of " E " fonts that Open Side Down, and four pack supports are equidistantly disposed side by side on title
Weigh the lower section of table top；
Described sensor assembly is arranged between weighing table and support, and sensor assembly includes the first weighing sensor
Group and the second weighing sensor group, the first described weighing sensor group and the second weighing sensor group difference direction along ng a path are first
After set；
Described frame is provided with back bus, described power module, Weighing module, serial communication modular and CPU moulds
Block is successively set in frame from left to right；
Described power module accesses the back bus for being arranged on frame by cable, and 24V direct currents are provided for control device
Voltage；
Described Weighing module includes the first Weighing module and the second Weighing module, respectively the back of the body by being arranged in frame
Portion's bus is connected with the first weighing sensor group and the second weighing sensor group signal；
Described metering module includes the first calculating correction values machine and the second calculating correction values machine；
Described serial communication modular is connected by accessing the back bus being arranged in frame with CPU module signal, and
It is connected by RS232 serial communication interfaces with the first calculating correction values machine signal；
The back bus that described CPU module is arranged in frame by access claims with the first Weighing module and second respectively
Molality block signal is connected, and is connected by the free interfaces of RS485 with the second calculating correction values machine signal.
Further, described weighing table, sensor assembly and support are arranged on a underground sky below bearing rail
Intracavitary.
Further, described Weighing module uses the Weighing module that resolution ratio is 10ms for 16,000,000, measured rate, weighs
Module is sent to CPU module after carrying out analog-to-digital conversion to the sensor group measurement data received.
Further, described CPU module is received after the data that Weighing module is sent, free by the RS485 carried
Interface is actively sent to the second calculating correction values machine, or is actively sent by the RS232 serial communication interfaces of serial communication modular
To the first calculating correction values machine.
A kind of dynamic railway truck scale collecting method based on PLC program, it is characterized in that, it is any using Claims 1-4
Dynamic railway truck scale high-speed data acquiring device described in carries out data acquisition, and the CPU module uses PLC, described
Collecting method comprises the following steps：
A, PLC program start, and obtain the data that Weighing module is detected；
B, judge whether 10ms timers have arrived；If 10ms timers have been arrived, step c operations are performed；Otherwise, step is performed
Rapid e operations；
C, the number of times M for recording present scan, obtain the data that Weighing module is detected again；
D, CPU module arrange measurement data, and the measurement data put in order is sent into metering module；
E, judge scanning times whether reach count M half；If reaching the half for counting M, store and once weigh
Step b operations are continued executing with after the data that module is detected, step b operations are otherwise directly performed；
Further, it is described that the measurement data put in order is sent to the process of metering module specifically, CPU module will be whole
The measurement data managed is sent to the second calculating correction values machine by the free interfaces of RS485 of CPU module, or passes through serial ports simultaneously
The RS232 interfaces of communication module are sent to the first calculating correction values machine.
Further, described CPU module sends the measurement data once put in order per 10ms to metering module, every time hair
The one group of data sent are 11 bytes.
A kind of dynamic railway truck scale weighing technique, it is characterized in that, using the dynamic track described in any one of Claims 1-4
The high-speed data acquiring device that weighs carries out dynamic railway truck scale weighing, and the metering module is provided with weighing program, the weighing technique
Comprise the following steps：
1) weigh program to start, carry out initialization process；
2) reception of data is carried out by the serial communication interface of calculating correction values machine；
3) judge whether vehicle is upper to weigh；Weighed if vehicle is upper, perform step 4) operation；Otherwise continue to wait on vehicle
Weighing apparatus, re-executes step 3) operation；
4) acquired data are preserved in real time；
5) judge whether vehicle is lower to weigh；Weighed if vehicle is lower, perform step 6) operation；Otherwise wait until to weigh under vehicle,
Re-execute step 5) operation；
6) car analyzing and processing is sentenced in the full simulation of all data progress to acquisition, and provides the result of weighing.
Further, the first described calculating correction values machine and the second calculating correction values machine are mounted on weighing program, the first meter
Measure computer and the second calculating correction values machine and run the progress weighing work of weighing program simultaneously.
Further, it is described to judge whether the process above weighed is vehicle：When the data that sensor group is obtained occur greatly first
When amplitude is raised, represent that vehicle starts upper weighing apparatus；It is described to judge whether the process weighed down is vehicle：The data obtained when sensor group
Occur after significantly raising, begin to decline, when data drop to a stable numerical value, representing to weigh under vehicle finishes.
The beneficial effects of the invention are as follows：
1st, the present invention is communicated using serial communication modular, solves needs and ISA interface cards are installed in computer, must
The problem of industrial computer must being used, reduces the matching requirements to computer, greatly reduces cost.
2nd, the present invention is in the metering of dynamic railway truck scale, and Weighing module is not used directly as weighing apparatus instrument, is calculated and is shown
Show metric results, but used as weighing-up wave conversion equipment, break Weighing module general next as static weighing apparatus instrument
The convention used, can accurately measure dynamic value.
3rd, the serial communication modular that the present invention is used is provided with RS232 serial communication interfaces, and the data that CPU module is read can lead to
RS232 serial communication interfaces are crossed actively to send to the first calculating correction values machine, meanwhile, CPU is provided with the free interfaces of RS485, CPU in itself
Can be by the free interfaces of the RS485 to the dynamic transmission data of the second calculating correction values owner, so invention device can carry out two-way hair
Send, corresponding available two computers can individual reception data simultaneously, realize that two-shipper is measured, when there is a circuit to go wrong,
It can be measured with another circuit, it is to avoid the maintenance needs plenty of time, the problem of hindering metering.
4th, the present invention can dynamic configuration Weighing module as needed quantity, a module can be connect with a sensor,
A module can be accessed with several sensor parallels.The data of each sensor are independently transmitted during one-to-one access, are being calculated
It is easy to judge the state of each sensor on machine, beneficial to the exclusion of failure.
5th, software of the invention, which includes PLC program and weighing program, voluntarily to improve as needed, eliminate the reliance on weighing apparatus factory
Family, reduces application cost, and using flexible, highly versatile, programming is convenient.
6th, the holder part in measure field not only increases robustness using " E " character form structure that Open Side Down, and
And greatly save cost.
Brief description of the drawings
Fig. 1 is the structural representation of measure field of the present invention；
Fig. 2 is module frame figure of the invention；
Fig. 3 is the top view of measure field of the present invention；
Fig. 4 is the A direction views of measure field of the present invention；
Fig. 5 is the collecting method schematic flow sheet based on PLC program of the invention；
Fig. 6 is metering method schematic flow sheet of the invention；
In figure：1st, bearing rail, 2, weighing table, 3, first sensor group, 4, second sensor group, 5, support, 6, frame.
Embodiment
As shown in Figures 1 to 6, the present invention includes being arranged on the measuring terminals equipment of measure field and is arranged on control room
Control device, described measuring terminals equipment include being arranged on the weighing table 2 of two lower sections of bearing rail 1, sensor assembly and
Support 5；Described control device includes frame 6, power module, Weighing module, serial communication modular, CPU module and metering mould
Block；Weighing table is made by elastic metallic material, is arranged on the lower position of two bearing rails；Support be four groups of openings to
Under the structure for falling " E " font, four pack supports are equidistantly disposed side by side on the lower section of weighing table；Sensor assembly is arranged on title
Weigh between table top and support, sensor assembly includes the first weighing sensor group and the second weighing sensor group, described first
Weighing sensor group and the second weighing sensor group difference direction along ng a path are successively set；Frame is provided with back bus, described
Power module, Weighing module, serial communication modular and CPU module be successively set on from left to right in frame；Power module leads to
The back bus that cable access is arranged on frame is crossed, 24V DC voltages are provided for control device；Weighing module is weighed including first
Module and the second Weighing module, are weighed by the back bus and the first weighing sensor group and second that are arranged in frame respectively
Sensor group signal is connected；Metering module includes the first calculating correction values machine and the second calculating correction values machine；Serial communication modular passes through
Access the back bus being arranged in frame to be connected with CPU module signal, and measured by RS232 serial communication interfaces and first
Computer signal is connected；CPU module by access be arranged on back bus in frame respectively with the first Weighing module and second
Weighing module signal is connected, and is connected by the free interfaces of RS485 with the second calculating correction values machine signal.
The present invention thinking be：When vehicle, which gets on the right track, to weigh, sensor group measurement data, and Weighing module is sent to, claim
The PLC program that the data changed are sent in CPU module, CPU module by molality block is acquired arrangement to data, and sends
To metering module, the weighing program in metering module, metering module can also be sent to by serial communication modular to collecting
Data analyzed and processed, obtain end product.
A kind of dynamic railway truck scale collecting method based on PLC program, is filled using dynamic railway truck scale high-speed data acquisition
Carry out data acquisition is put, CPU module uses PLC, comprised the following steps：
A, PLC program start, and obtain the data that Weighing module is detected；
B, judge whether 10ms timers have arrived；If 10ms timers have been arrived, step c operations are performed；Otherwise, step is performed
Rapid e operations；
C, the number of times M for recording present scan, obtain the data that Weighing module is detected again；
D, CPU module arrange measurement data, and the measurement data put in order is sent into metering module；
E, judge scanning times whether reach count M half；If reaching the half for counting M, store and once weigh
Step b operations are continued executing with after the data that module is detected, step b operations are otherwise directly performed；
A kind of dynamic railway truck scale weighing technique, carries out dynamic railway truck scale using dynamic railway truck scale high-speed data acquiring device and claims
Amount, metering module is provided with weighing program, comprised the following steps：
1) weigh program to start, carry out initialization process；
2) reception of data is carried out by the serial communication interface of calculating correction values machine；
3) judge whether vehicle is upper to weigh；Weighed if vehicle is upper, perform step 4) operation；Otherwise continue to wait on vehicle
Weighing apparatus, re-executes step 3) operation；
4) acquired data are preserved in real time；
5) judge whether vehicle is lower to weigh；Weighed if vehicle is lower, perform step 6) operation；Otherwise wait until to weigh under vehicle,
Re-execute step 5) operation；
6) car analyzing and processing is sentenced in the full simulation of all data progress to acquisition, and provides the result of weighing.
For a better understanding of the present invention, present invention is described below in conjunction with the accompanying drawings.
As shown in figure 1, weighing table 2 is elastic metallic material, it is placed in immediately below bearing rail 1, for being weighed on vehicle；Support 5
For the elastic metallic structure of four groups of downward opening " E " fonts, difference is equidistantly side by side in the underface of weighing table 2；Claim
Weigh and first sensor group 3 and second sensor group 4 are provided between table top and support, weighing table 2, first sensor group 3,
Two sensor groups 4 and support 5 are placed in a underground cavity pocket.
When a vehicle from a direction by weighing table when, first sensor group receives the outside gravitational cue transmitted
When, the first FTA Weighing modules are sent to by analog signal, the first FTA Weighing modules are by the analog signal received at
Reason, is converted to data signal, and user can be according to the quantity that FTA Weighing modules are set the need for oneself, can be with a sensor pair
Ying Yitai FTA Weighing modules, can also many sensor one FTA Weighing module of correspondence, the reception of 313C-2 PtP CPU modules
Weighing data after the conversion of first FTA modules, as shown in figure 5, the PLC program in 313C-2 PtP CPU modules starts to read number
According to after 10ms is reached, the number of times M of CPU writing scans arranges weighing data to be sent, and the data for arranging pending are passed through
The free interfaces of RS485 of CPU module are sent to the second calculating correction values machine, or, while being connect by the RS232 of serial communication modular
Mouth is sent to the first calculating correction values machine；If being not reaching to 10ms, judge to count the half for whether reaching M, if reaching one
Half, then the data that a FTA is detected are stored, arranges after the data that FTA is detected twice, the data for arranging pending is passed through
The free interfaces of RS485 of CPU module are sent to the second calculating correction values machine, or, while passing through CP341 serial communication modulars
RS232 interfaces are sent to the first calculating correction values machine, if being not reaching to M half, continue to obtain FTA data, every group of number
According to 11 bytes, a data are sent to calculating correction values machine per 10ms, the data that two ways is sent are identical and same
Step, as shown in fig. 6, running accounting procedure on the first calculating correction values machine and the second calculating correction values machine simultaneously, is received by serial ports and claimed
Tuple evidence, the data that the first sensor group shown from calculating correction values machine is measured judge whether vehicle is upper and weighed, if first passes
The data that sensor group is measured are presented first significantly to be risen, then it represents that vehicle is upper to weigh, and the data received is preserved at any time, such as
Fruit vehicle is not upper to weigh, untill being weighed on vehicle, judges whether vehicle is lower again and weighs, if the number that first sensor group is measured
During according to dropping to a stable numerical value, representing that vehicle is lower and weighing, then all data of preservation being analyzed and processed, applied
Multithreading carries out full simulation and sentences car, goes out the metric results according to each section train, realizes two-shipper dynamic measuring weighing data, use
Family is according to only setting a calculating correction values machine also may be used the need for oneself.
When a vehicle is in opposite direction by weighing table, second sensor group receives the outside gravitational cue transmitted
When, the 2nd FTA Weighing modules are sent to by analog signal, the 2nd FTA Weighing modules are by the analog signal received at
Reason, is converted to data signal, and user can be according to the quantity that FTA Weighing modules are set the need for oneself, can be with a sensor pair
Ying Yitai FTA Weighing modules, can also many sensor one FTA Weighing module of correspondence, the reception of 313C-2 PtP CPU modules
Weighing data after the conversion of 2nd FTA modules, as shown in figure 5, the PLC program in 313C-2 PtP CPU modules starts to read number
According to after 10ms is reached, the number of times M of CPU writing scans arranges weighing data to be sent, and the data for arranging pending are passed through
The free interfaces of RS485 of CPU module are sent to the second calculating correction values machine, or, while passing through CP341 serial communication modulars
RS232 interfaces are sent to the first calculating correction values machine, if being not reaching to 10ms, judge to count the half for whether reaching M, if
Half is reached, then stores the data that a FTA is detected, is arranged after the data that FTA is detected twice, data pending will be arranged
Second calculating correction values machine is sent to by the free interfaces of the RS485 of CPU module, or, while passing through serial communication modular
RS232 interfaces are sent to the first calculating correction values machine, if being not reaching to M half, continue to obtain FTA data, every group of number
According to 11 bytes, per 10ms to calculating correction values machine send a data, two ways send data be it is identical and synchronous,
As shown in fig. 6, the first calculating correction values machine and the second calculating correction values machine run accounting procedure simultaneously, number of weighing is received by serial ports
According to the data that the second sensor group shown from calculating correction values machine is measured judge whether vehicle is upper and weighed, if second sensor
The data that group is measured are presented first significantly to be risen, then it represents that vehicle is upper to weigh, and the data received is preserved at any time, if car
Without upper weighing apparatus, untill being weighed on vehicle, vehicle whether down weighing apparatus is judged again, if under the data that second sensor group is measured
When dropping to a stable numerical value, represent that vehicle is lower and weigh, then analyzed and processed all data of preservation, using multi-thread
Journey technology carries out full simulation and sentences car, goes out the metric results according to each section train, realizes two-shipper dynamic measuring weighing data, Yong Hugen
According to only one calculating correction values machine of setting also may be used the need for oneself.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to present invention protection model
The limitation enclosed, on the basis of technical scheme, those skilled in the art need not pay creative work and can do
The various modifications or deformation gone out are still within protection scope of the present invention.
Claims (10)
1. a kind of dynamic railway truck scale high-speed data acquiring device, it is characterized in that, it includes being arranged on the measuring terminals of measure field
Equipment and the control device for being arranged on control room, described measuring terminals equipment include being arranged on weighing below two bearing rails
Table top, sensor assembly and support；Described control device include frame, power module, Weighing module, serial communication modular,
CPU module and metering module；
Described weighing table is made by elastic metallic material, is arranged on the lower position of two bearing rails；
Described support is the structure of four groups of " E " fonts that Open Side Down, and four pack supports are equidistantly disposed side by side on weighing unit
The lower section in face；
Described sensor assembly is arranged between weighing table and support, sensor assembly include the first weighing sensor group and
Direction along ng a path is successively set respectively for second weighing sensor group, the first described weighing sensor group and the second weighing sensor group
Put；
Described frame is provided with back bus, described power module, Weighing module, serial communication modular and CPU module from
From left to right is successively set in frame；
Described power module accesses the back bus for being arranged on frame by cable, and 24V DC voltages are provided for control device；
Described Weighing module includes the first Weighing module and the second Weighing module, total by the back being arranged in frame respectively
Line is connected with the first weighing sensor group and the second weighing sensor group signal；
Described metering module includes the first calculating correction values machine and the second calculating correction values machine；
Described serial communication modular is connected by accessing the back bus being arranged in frame with CPU module signal, and is passed through
RS232 serial communication interfaces are connected with the first calculating correction values machine signal；
Described CPU module is weighed mould with the first Weighing module and second respectively by accessing the back bus that is arranged in frame
Block signal is connected, and is connected by the free interfaces of RS485 with the second calculating correction values machine signal.
2. a kind of dynamic railway truck scale high-speed data acquiring device according to claim 1, it is characterized in that, described weighing unit
Face, sensor assembly and support are arranged in a underground cavity pocket below bearing rail.
3. a kind of dynamic railway truck scale high-speed data acquiring device according to claim 1, it is characterized in that, described mould of weighing
Block uses the Weighing module that resolution ratio is 10ms for 16,000,000, measured rate, and Weighing module measures number to the sensor group received
According to carry out analog-to-digital conversion after be sent to CPU module.
4. a kind of dynamic railway truck scale high-speed data acquiring device according to claim 1, it is characterized in that, described CPU moulds
Block is received after the data that Weighing module is sent, and the second calculating correction values machine is actively sent to by the free interfaces of the RS485 carried,
Or the first calculating correction values machine is actively sent to by the RS232 serial communication interfaces of serial communication modular.
5. a kind of dynamic railway truck scale collecting method based on PLC program, it is characterized in that, using any one of Claims 1-4
Described dynamic railway truck scale high-speed data acquiring device carries out data acquisition, and the CPU module uses PLC, the number
Comprise the following steps according to acquisition method：
A, PLC program start, and obtain the data that Weighing module is detected；
B, judge whether 10ms timers have arrived；If 10ms timers have been arrived, step c operations are performed；Otherwise, step e is performed
Operation；
C, the number of times M for recording present scan, obtain the data that Weighing module is detected again；
D, CPU module arrange measurement data, and the measurement data put in order is sent into metering module；
E, judge scanning times whether reach count M half；If reaching the half for counting M, a Weighing module is stored
Step b operations are continued executing with after the data detected, step b operations are otherwise directly performed.
6. a kind of dynamic railway truck scale collecting method based on PLC program according to claim 5, it is characterized in that, institute
State the measurement data that will be put in order and be sent to the process of metering module specifically, CPU module passes through the measurement data put in order
The free interfaces of RS485 of CPU module are sent to the second calculating correction values machine, or are connect simultaneously by the RS232 of serial communication modular
Mouth is sent to the first calculating correction values machine.
7. a kind of dynamic railway truck scale collecting method based on PLC program according to claim 5, it is characterized in that, institute
The CPU module stated sends the measurement data once put in order per 10ms to metering module, and the one group of data sent every time are 11
Byte.
8. a kind of dynamic railway truck scale weighing technique, it is characterized in that, using the dynamic railway truck scale described in any one of Claims 1-4
High-speed data acquiring device carries out dynamic railway truck scale weighing, and the metering module is provided with weighing program, the weighing technique bag
Include following steps：
1) weigh program to start, carry out initialization process；
2) reception of data is carried out by the serial communication interface of calculating correction values machine；
3) judge whether vehicle is upper to weigh；Weighed if vehicle is upper, perform step 4) operation；Otherwise continue to wait and weighed on vehicle,
Re-execute step 3) operation；
4) acquired data are preserved in real time；
5) judge whether vehicle is lower to weigh；Weighed if vehicle is lower, perform step 6) operation；Otherwise wait until to weigh under vehicle, again
Perform step 5) operation；
6) car analyzing and processing is sentenced in the full simulation of all data progress to acquisition, and provides the result of weighing.
9. a kind of dynamic railway truck scale weighing technique according to claim 8, it is characterized in that, the first described calculating correction values machine
Weighing program is mounted on the second calculating correction values machine, the first calculating correction values machine and the second calculating correction values machine are run simultaneously weighs journey
Sequence carries out weighing work.
10. a kind of dynamic railway truck scale weighing technique according to claim 8, it is characterized in that, it is described judge vehicle whether on
The process of weighing apparatus is：When the data that sensor group is obtained occur significantly raising first, represent that vehicle starts upper weighing apparatus；It is described to judge
Whether the process weighed down is vehicle：After significantly raising occur in the data that sensor group is obtained, begin to decline, when data decline
During to a stable numerical value, representing to weigh under vehicle finishes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510623478.4A CN105181098B (en) | 2015-09-25 | 2015-09-25 | A kind of dynamic railway truck scale high-speed data acquiring device and method |
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| CN201510623478.4A CN105181098B (en) | 2015-09-25 | 2015-09-25 | A kind of dynamic railway truck scale high-speed data acquiring device and method |
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| CN106404142A (en) * | 2016-08-30 | 2017-02-15 | 山东钢铁股份有限公司 | Composite measurement method based on double-mesa torpedo car dynamic railroad 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101344421B (en) * | 2008-08-20 | 2010-09-22 | 秦皇岛首秦金属材料有限公司 | Dynamic railway truck scale data acquisition instrument and method |
| KR101105854B1 (en) * | 2011-09-30 | 2012-01-17 | 씨티씨 주식회사 | System for measuring vehicle-weight automatically using bridge response, and method for the same |
| CN103528654B (en) * | 2013-10-30 | 2015-12-02 | 郑州恒科实业有限公司 | Be applicable to two weighing platform road vehicle weighing systems of shaft coupling type vehicle |
| CN204461576U (en) * | 2015-02-13 | 2015-07-08 | 南京联衡电子有限公司 | A kind of electronic vehicle weighing apparatus weighing data automated collection systems |
| CN205049228U (en) * | 2015-09-25 | 2016-02-24 | 山东钢铁股份有限公司 | High -speed data acquisition device of developments track scale |
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