CN101513883A - Device and method for measuring height of induction plate - Google Patents
Device and method for measuring height of induction plate Download PDFInfo
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- CN101513883A CN101513883A CNA2009101061459A CN200910106145A CN101513883A CN 101513883 A CN101513883 A CN 101513883A CN A2009101061459 A CNA2009101061459 A CN A2009101061459A CN 200910106145 A CN200910106145 A CN 200910106145A CN 101513883 A CN101513883 A CN 101513883A
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Abstract
The present invention discloses a device and a method for measuring the height of induction plate. The method for measuring the height of induction plate comprises the following steps: measuring the height between the sensor and the induction plate on the track to be measured with a measuring platform which moves on the track to be measured and a distance sensor installed on the platform; measuring the distance of the measuring platform along the track to be measured while measuring the height; and converting the height data which are measured by the distance sensor and are corresponding to other induction plates to the height data between the vehicle-mounted electromagnetic coil and the induction plate according to the height relationship between a standard induction plate and the vehicle-mounted electromagnetic coil and the height relationship between the standard induction plate and the distance sensor. The device and method of the invention can measure the height of induction plate on the track quickly and accurately. Furthermore the accurate position with abnormal height can be obtained.
Description
Technical field
The present invention relates to a kind of fields of measurement, particularly relate to measuring height of induction plate device and method in a kind of track traffic.
Background technology
Modern society, urban track traffic obtains fast development.Wherein adopt the track vehicle of linear electric machine to be paid close attention to by people gradually.
In essence, linear electric machine and rotating machine are as broad as long, all belong to asynchronous motor one class, and its principle of work is similar to traditional rotary inductive motor.The asymptote that can be understood as the rotary inductive motor is a straight line, is about to the static magnet coil (stator) of rotary inductive motor and is installed on the bogie truck of vehicle, tablet (rotor) tiling of rotation is arranged on the centre of line track.
When the magnet coil winding of electric current by linear electric machine, can produce forwards to magnetic field, produce propulsive force by mutual action with the track tablet, promote train and advance; Change the direction in magnetic field, then train retreats.Change voltage and frequency, variation that can controlling magnetic field realizes that the startup of train is quickened and braking.In addition, wheel only plays supporting and directional tagging.
The train of use linear electric machine has advantages such as noise is low, in light weight, and volume is little, hill climbing ability is strong.But in order to guarantee certain propulsive force, the distance between vehicle-mounted magnet coil of linear electric machine and the track tablet must be strict controlled in certain scope.And be to guarantee that the distance between vehicle-mounted magnet coil and the track tablet is strict controlled in certain scope, must often measure the distance between vehicle-mounted magnet coil and the track tablet, when being not suitable for, distance adjusts.
What the method for measurement of existing vehicle-mounted magnet coil and tablet distance was generally used is the height gauge of a bar special use, adopts described height gauge to carry out hand dipping.Because subway line to be measured is short out hundreds of rice is arranged, long several kms cause with artificial manual measurement entirely that work capacity is big, efficient is low.
Summary of the invention
The technical problem underlying that the present invention mainly solves provides a kind of measuring height of induction plate device and method, can record the height of tablet on the track rapidly and accurately, and can know highly abnormal accurate place.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of measuring height of induction plate device to comprise: the measuring table that moves along track to be measured, have spacing between the tablet on described measuring table bottom and the described track to be measured, and described measuring table comprises processing unit; Be arranged at the rang sensor of described measuring table bottom, be connected, be used to measure the height between described rang sensor and the described tablet and described altitude information passed to described processing unit with described processing unit; Be arranged at the displacement pickup of described measuring table, be connected with described processing unit, be used for when described rang sensor obtains described altitude information, measure distance that described measuring table moves along described track to be measured and described distance data are passed to described processing unit; Be arranged at the alignment unit of described measuring table, be used for reference between described tablet one standard tablet and the vehicle-mounted magnet coil, and described rang sensor between both heights concern that the altitude information that described rang sensor is recorded is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet.
Wherein, described measuring table further comprises first trigger element, is used for described measuring table and begins when mobile, to trigger described displacement pickup work on described track to be measured.
Wherein, described measuring table further comprises second trigger element, is used for described measuring table and begins when mobile, to trigger described rang sensor work on described track to be measured.
Wherein, described measuring table is included in the wheel that rolls on the described track to be measured, the described displacement pickup and first trigger element are arranged on the described wheel, and whether described first trigger element judges according to the rotation of described wheel whether described measuring table begins to move on described track to be measured.
Wherein, described rang sensor is laser sensor, sonac or electromagnetic sensor.
Wherein, the quantity of described rang sensor is 2, is arranged at respectively on the position at corresponding tablet two ends, described measuring table bottom.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of measuring height of induction plate method is provided, comprises: adopt measuring table that moves along track to be measured and the rang sensor that is arranged on the platform to measure the height between the tablet on described rang sensor and the described track to be measured; Measure the distance that described measuring table moves along described track to be measured when measuring described height; With reference between a standard tablet in the described tablet and the vehicle-mounted magnet coil, and described rang sensor between both heights concern that the cooresponding altitude information of all the other tablets that described rang sensor is recorded is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet.
The invention has the beneficial effects as follows: be different from prior art and need adopt and measure manually that tablet causes work capacity big on the track, efficient is low, the situation that error is big, the present invention adopts the height of the contactless rang sensor self-measuring tablet on removable measuring table and the platform, and record and go back the distance that measuring table moves in orbit highly simultaneously, thereby can record the height of tablet on the track rapidly and accurately, also can move the abnormal accurate place of perambulator calculated altitude according to described platform, and, can be automatically according to standard tablet and platform, height relationships between the vehicle-mounted magnet coil, the cooresponding altitude information of all the other tablets is scaled altitude information between described vehicle-mounted magnet coil and the described tablet, possesses good prospects for application.
Description of drawings
Fig. 1 is the functional block diagram of measuring height of induction plate device first embodiment of the present invention;
Fig. 2 is the functional block diagram of measuring height of induction plate device second embodiment of the present invention;
Fig. 3 is the diagram of circuit of measuring height of induction plate method of the present invention.
The specific embodiment
Consult Fig. 1, measuring height of induction plate device of the present invention comprises:
Along the measuring table that track to be measured moves, have spacing between the tablet on described measuring table bottom and the described track to be measured, and described measuring table comprises processing unit;
Be arranged at the rang sensor of described measuring table bottom, be connected, be used to measure the height between described rang sensor and the described tablet and described altitude information passed to described processing unit with described processing unit;
Be arranged at the displacement pickup of described measuring table, be connected with described processing unit, be used for when described rang sensor obtains described altitude information, measure distance that described measuring table moves along described track to be measured and described distance data are passed to described processing unit;
Be arranged at the alignment unit of described measuring table, be used for reference between described tablet one standard tablet and the vehicle-mounted magnet coil, and described rang sensor between both heights concern that the altitude information that described rang sensor is recorded is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet.
In use, allow described measuring table move along track to be measured, start the rang sensor be arranged at described measuring table bottom, described rang sensor begins to measure the height between the tablet and rang sensor on the following track.Measure the distance that described measuring table moves along described track to be measured when simultaneously, being arranged at the described height of the displacement sensor of described measuring table.Described altitude information and cooresponding with it distance data are then passed to described processing unit.The altitude information that last described processing unit records described rang sensor is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet, the workmen just can know the level attitude of each track tablet like this, also know which piece tablet existing problem, be convenient to safeguard.
More than can know, the present invention adopts the height of the contactless rang sensor self-measuring tablet on removable measuring table and the platform, and record and go back the distance that measuring table moves in orbit highly simultaneously, thereby can record the height of tablet on the track rapidly and accurately, also can move the abnormal accurate place of perambulator calculated altitude according to described platform, and, can be automatically according to standard tablet and platform, height relationships between the vehicle-mounted magnet coil, the cooresponding altitude information of all the other tablets is scaled altitude information between described vehicle-mounted magnet coil and the described tablet, possesses good practicality.
Consult Fig. 2, in addition, described measuring table can further include first trigger element, is used for described measuring table and begins when mobile, to trigger described displacement pickup work on described track to be measured.Make measuring table once moving the measurement process that triggers like this, improve the level of intelligence of measurement mechanism.
And described measuring table can also further comprise second trigger element, is used for described measuring table and begins when mobile, to trigger described rang sensor work on described track to be measured.Like this, get measuring table, improve the level of intelligence of measurement mechanism once moving the measurement process that triggers.Described second trigger element can be one-body molded with described first trigger element.
In the specific embodiment, described measuring table is included in the wheel that rolls on the described track to be measured, the described displacement pickup and first trigger element are arranged on the described wheel, and whether described first trigger element judges according to the rotation of described wheel whether described measuring table begins to move on described track to be measured.
Among the present invention, described rang sensor can be laser sensor, sonac or electromagnetic sensor.The quantity of described rang sensor is 2, is arranged at respectively on the position at corresponding tablet two ends, described measuring table bottom.
Above-mentioned laser sensor comprises laser transimitter and laser pickoff, the laser transimitter emitted laser shines on the tablet, shine after reflection on the laser pickoff, by triangulation, calculate laser sensor then to the distance between the testee.
Tablet measurement mechanism of the present invention mainly is that the height of the tablet in the middle of subway two tracks is measured during as the subway detector, and this system can be provided with two laser sensors, with about arrange and be installed in the bottom of measuring subway detector place dolly.Displacement pickup then is installed near the dolly wheel.Earlier dolly is placed on the rail before measuring, when promoting to measure dolly forward or backward, the rotation of wheel drives displacement pickup, and laser sensor sends laser simultaneously and beats on tablet, and begins to measure along straight line, uploads take off data.After data are analyzed by processing unit processes, can on computer display screen, demonstrate the actual height of tablet.
The present invention can utilize many serial ports to read and write technology synchronously, be used to receive the take off data of subway detector, and be uploaded to the foreground software in the processing unit, software is changed take off data, calculate the tablet actual height, and on telltale, demonstrate altitude curve.
Before measuring with the subway detector, a process of calibration will be arranged earlier, at first select a subway tablet preferably, two points about selecting on the tablet, measure its distance value respectively, and on tablet, mark the particular location of two points of laser measurement, manually go out the height of these two points again with the height gauge manual measurement, the value of measuring with computer deducts the value of hand dipping, obtains deviant; When beginning to measure, the value of measuring with computer deducts deviant, just can obtain the actual height of tablet to actual.
Through measuring, behind the height of determining certain point, need know also where which section tablet that point be positioned at, that is to say that the staff can find out how far this problematicly has from measuring starting point from read-out if the height error of this location sensitive plate is too big.For addressing this problem displacement pickup of installing on subway detector dolly, dolly wheel drives displacement pickup and rotates, the displacement pickup rotation triggers laser sensor again and measures, so just the height that the distance of dolly enforcement and current tablet are measured is mapped one by one, and in software, obtain showing, after measuring, the staff can know the accurate place that problem occurs by the inquiry result of a measurement.
Can install above-mentioned foreground software and bottom software in the processing unit of the present invention.Described software can adopt two kinds of programming languages to develop.What bottom communication and data sink, processing were used is the C language, and what the foreground human-computer interaction interface used is the VB language.
The bottom software treatment step:
1, in internal memory, sets up several cache blocks, be used to deposit original height, distance data that receive from serial ports and the data of finally finishing dealing with;
2, set up three threads simultaneously, the altitude information of two laser sensors about wherein two threads are used for receiving from serial ports, a thread is used for the distance data that receive are handled;
3,, and be saved in the cache blocks the valid data of synthetic one 16 of per two gulp of data that receive;
4, when the number of effective data equals to gather the valid data sum that spacing comprises, call the call back function that foreground software sends, the memory address of final data is uploaded to foreground software
Foreground software treatment step:
1, string slogan, baud rate are set;
2, promote the subway dolly, begin to measure, processing unit begins to receive the take off data of laser sensor;
3, from call back function, obtain height, the distance data that bottom is uploaded;
4, carry out Filtering Processing, eliminate abnormal, the unusual data of beating;
5,, calculate the actual height of tablet according to the data that receive and the side-play amount of left and right sides sensor;
6, on computer screen, demonstrate the altitude curve of tablet;
7, preserve data, for inquiry.
Certainly, the invention is not restricted to adopt above-mentioned software and flow process thereof to measure operation.
Consult Fig. 3, the present invention also provides a kind of measuring height of induction plate method, may further comprise the steps:
301: adopt measuring table that moves along track to be measured and the rang sensor that is arranged on the platform to measure the height between the tablet on described rang sensor and the described track to be measured;
302: measure the distance that described measuring table moves along described track to be measured when measuring described height;
303: with reference between a standard tablet in the described tablet and the vehicle-mounted magnet coil, and described rang sensor between both heights concern that the cooresponding altitude information of all the other tablets that described rang sensor is recorded is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification sheets of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (7)
1. a measuring height of induction plate device is characterized in that, comprising:
Along the measuring table that track to be measured moves, have spacing between the tablet on described measuring table bottom and the described track to be measured, and described measuring table comprises processing unit;
Be arranged at the rang sensor of described measuring table bottom, be connected, be used to measure the height between described rang sensor and the described tablet and described altitude information passed to described processing unit with described processing unit;
Be arranged at the displacement pickup of described measuring table, be connected with described processing unit, be used for when described rang sensor obtains described altitude information, measure distance that described measuring table moves along described track to be measured and described distance data are passed to described processing unit;
Be arranged at the alignment unit of described measuring table, be used for reference between described tablet one standard tablet and the vehicle-mounted magnet coil, and described rang sensor between both heights concern that the altitude information that described rang sensor is recorded is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet.
2. measuring height of induction plate device according to claim 1 is characterized in that: described measuring table further comprises first trigger element, is used for described measuring table and begins when mobile, to trigger described displacement pickup work on described track to be measured.
3. measuring height of induction plate device according to claim 2 is characterized in that: described measuring table further comprises second trigger element, is used for described measuring table and begins when mobile, to trigger described rang sensor work on described track to be measured.
4. measuring height of induction plate device according to claim 2, it is characterized in that: described measuring table is included in the wheel that rolls on the described track to be measured, the described displacement pickup and first trigger element are arranged on the described wheel, and whether described first trigger element judges according to the rotation of described wheel whether described measuring table begins to move on described track to be measured.
5. measuring height of induction plate device according to claim 1 is characterized in that: described rang sensor is laser sensor, sonac or electromagnetic sensor.
6. measuring height of induction plate device according to claim 5 is characterized in that: the quantity of described rang sensor is 2, is arranged at respectively on the position at corresponding tablet two ends, described measuring table bottom.
7. a measuring height of induction plate method is characterized in that, comprising:
Measuring table that employing is moved along track to be measured and the rang sensor that is arranged on the platform are measured the height between the tablet on described rang sensor and the described track to be measured;
Measure the distance that described measuring table moves along described track to be measured when measuring described height;
With reference between a standard tablet in the described tablet and the vehicle-mounted magnet coil, and described rang sensor between both heights concern that the cooresponding altitude information of all the other tablets that described rang sensor is recorded is scaled the altitude information between described vehicle-mounted magnet coil and the described tablet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101061459A CN101513883B (en) | 2009-03-18 | 2009-03-18 | Device and method for measuring height of induction plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101061459A CN101513883B (en) | 2009-03-18 | 2009-03-18 | Device and method for measuring height of induction plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101513883A true CN101513883A (en) | 2009-08-26 |
| CN101513883B CN101513883B (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101061459A Expired - Fee Related CN101513883B (en) | 2009-03-18 | 2009-03-18 | Device and method for measuring height of induction plate |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901483A (en) * | 2014-04-18 | 2014-07-02 | 南车株洲电力机车研究所有限公司 | Method for detecting sensor board of linear motor traction system |
| TWI455841B (en) * | 2011-04-10 | 2014-10-11 | Wilfried Scherf | Arrangement for measuring sections of track for the purpose of maintaining railroad tracks |
| CN109556526A (en) * | 2018-12-21 | 2019-04-02 | 深圳信通环球科技有限公司 | A kind of measuring device and measurement calibrator (-ter) unit |
| CN112857230A (en) * | 2021-01-07 | 2021-05-28 | 中车青岛四方机车车辆股份有限公司 | System and method for measuring distance between induction plates |
-
2009
- 2009-03-18 CN CN2009101061459A patent/CN101513883B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI455841B (en) * | 2011-04-10 | 2014-10-11 | Wilfried Scherf | Arrangement for measuring sections of track for the purpose of maintaining railroad tracks |
| CN103901483A (en) * | 2014-04-18 | 2014-07-02 | 南车株洲电力机车研究所有限公司 | Method for detecting sensor board of linear motor traction system |
| CN109556526A (en) * | 2018-12-21 | 2019-04-02 | 深圳信通环球科技有限公司 | A kind of measuring device and measurement calibrator (-ter) unit |
| CN112857230A (en) * | 2021-01-07 | 2021-05-28 | 中车青岛四方机车车辆股份有限公司 | System and method for measuring distance between induction plates |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101513883B (en) | 2011-11-16 |
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