CN208376787U - A kind of testing stand of speed-position detection system - Google Patents
A kind of testing stand of speed-position detection system Download PDFInfo
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- CN208376787U CN208376787U CN201820487584.3U CN201820487584U CN208376787U CN 208376787 U CN208376787 U CN 208376787U CN 201820487584 U CN201820487584 U CN 201820487584U CN 208376787 U CN208376787 U CN 208376787U
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- testing stand
- measurand
- sensor
- long stator
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Abstract
This application discloses a kind of testing stands of speed-position detection system, the test-bed body including being equipped with measurand and sensor；Apply the long stator tooth socket system in interference magnetic field to the measurand and sensor；It is connected with the test-bed body, controls the test-bed body and drive the measurand and sensor under conditions of the interference magnetic field, the central controller moved in a straight line along the long stator tooth socket system.The testing stand can interfere the simulation outside measurand application, and the effective rate accuracy and positioning accuracy for measuring speed-position detection system ensures the safe and reliable operation of train.
Description
Technical field
This application involves high-speed maglev train field, in particular to a kind of testing stand of speed-position detection system.
Background technique
With the development of science and technology, the speed of service of train is also continuously improved.Currently, the high-speed magnetic floating column of domestic operation
Vehicle, highest running speed can reach 503km/h, thus for the measurement accuracy of the speed-position detection system unit of magnetic-levitation train and
Reliability design also proposed very strict design and performance requirement.
Existing magnetic-levitation train speed-position detection systems test bed, stroke is short, and the speed of service is low, and it is dry can not to apply extraneous simulation
It disturbs, it is difficult to the sufficiently all kinds of performance indicators of measurement speed-position detection system, such as the rate accuracy and positioning accuracy of speed-position detection system,
It can not ensure the safe and reliable operation of train.
Therefore, the rate accuracy and positioning accuracy of speed-position detection system how are effectively measured, ensures that train is safe and reliable
Operation be those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of the application is to provide a kind of testing stand of speed-position detection system, which, which can effectively measure to test the speed, determines
The rate accuracy and positioning accuracy of position system ensure the safe and reliable operation of train.
In order to solve the above technical problems, the application provides a kind of testing stand of speed-position detection system, the testing stand includes:
The test-bed body of measurand and sensor is installed；
Apply the long stator tooth socket system in interference magnetic field to the measurand and sensor；
It is connected with the test-bed body, controls the test-bed body and drive the measurand and sensor in the interference
Under conditions of magnetic field, the central controller that is moved in a straight line along the long stator tooth socket system.
Preferably, the testing stand further include:
Linear motor servo drive system including the linear motor for driving the test-bed body to move in a straight line and drives institute
State the servo-driver of linear motor；
Wherein, the servo-driver is connected to the central controller and the linear motor；The straight-line electric
Machine is connected to the sensor.
Preferably, the linear motor is provided with ± 10 μm/m high-precision magnetic railings ruler.
Preferably, the testing stand further include:
Gap and seam regulating system carry out the vertical slack adjuster of vertical movement including adjusting the measurand
With the joint gap regulating device for adjusting joint gap；
Wherein, the vertical slack adjuster is connected to the measurand, the joint gap regulating device connection
In the long stator tooth socket system.
Preferably, the long stator tooth socket system includes:
Generate the long stator winding in the interference magnetic field；
It is connected to the long stator winding, the inverter being powered for the long stator winding.
Preferably, the connecting method of the long stator winding is a plurality of splicing.
Preferably, the test-bed body installs the promising linear motor and provides the motor track of tracks.
Preferably, the measurand and sensor are installed on the test-bed body by L-type plate.
Preferably, the testing stand further includes being connected to the central controller, provides the electricity of power supply for the testing stand
Source system.
Preferably, the testing stand is connected to the sensor and the central controller；The sensor is adopted
The metrical information of collection is sent to the magnetic pole phase angle processor of the central controller.
A kind of testing stand of speed-position detection system provided herein, including test-bed body, long stator tooth socket system, in
Entreat controller；The test-bed body, for installing measurand and sensor；Wherein, the sensor is for collecting the quilt
Survey the metrical information of object；The long stator tooth socket system, for applying interference magnetic field to the measurand and sensor；Institute
Central controller is stated, drives the measurand and sensor in the interference magnetic field condition for controlling the test-bed body
Under, it is moved in a straight line along the long stator tooth socket system；And the received metrical information is handled and analyzed.
As it can be seen that the testing stand of speed-position detection system provided herein, by long stator tooth socket system to measurand
Each performance indicator of speed-position detection system can sufficiently be measured in the case where interfering magnetic field condition by applying interference magnetic field with sensor,
Such as rate accuracy and positioning accuracy have effectively ensured the operation that train can be safe and reliable.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of application for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of testing stand schematic diagram of speed-position detection system provided herein；
Fig. 2 is the schematic diagram of the testing stand of another speed-position detection system provided herein；
Fig. 3 is the schematic diagram of the testing stand of another speed-position detection system provided herein；
Fig. 4 is a kind of schematic diagram of long stator tooth socket system provided herein.
Specific embodiment
The core of the application is to provide a kind of testing stand of speed-position detection system, which, which can effectively measure to test the speed, determines
The rate accuracy and positioning accuracy of position system ensure the safe and reliable operation of train.
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
All other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to FIG. 1, Fig. 1 is a kind of schematic diagram of the testing stand of speed-position detection system provided herein, the test
Platform may include:
The test-bed body 1 of measurand and sensor is installed；
Apply the long stator tooth socket system 2 in interference magnetic field to measurand and sensor；
It is connected with test-bed body 1, Control experiment stage body 1 drives measurand and sensor under conditions of interfering magnetic field,
The central controller 3 moved in a straight line along long stator tooth socket system 2.
Specifically, test-bed body 1 is mainly used for installing measurand and sensor, measurand is corresponding with sensor to be connected
It connects, forms measurand-relative position sensor, wherein sensor is used to collect the metrical information of measurand, as position is believed
Breath, velocity information etc..Further, measurand and sensor of the long stator tooth socket system 2 on test-bed body 1 apply interference magnetic
, measurand and sensor thereon are driven by 3 Control experiment stage body 1 of central controller, the condition in above-mentioned interference magnetic field
Under, it is moved in a straight line along long stator tooth socket system 2, i.e. high speed reciprocating motion.Meanwhile central controller 3 is also used to receive sensing
The metrical information that device is collected, and metrical information is handled and analyzed.
Wherein, central controller 3 may include host computer display, the parts such as central computer and motion controller.
Specifically, acquiring the metrical information of the measurand of sensor collection by the specific software in central computer, and to measurement
Information such as compares and analyzes at the processing, may further be shown experiment curv and measurement result by host computer display
Show, while measurement result can also be stored.In the application, selection USB interface (Video Graphics Array, depending on
Keep pouring in defeated standard interface) host computer display and central computer are attached.Wherein, the collection process of above-mentioned metrical information
And the display process of analysis result can be more conducive to improving each performance indicator survey of speed-position detection system with real-time perfoming
The precision of amount.At the same time it can also be moved in a straight line by motion controller Control experiment stage body 1.
It should be noted that the interface with similar corresponding function, the application are selected in the realization of above-mentioned connection relationship
It is not limited here.
A kind of testing stand of speed-position detection system provided herein, has good operation interface, passes through long stator
Tooth socket system applies interference magnetic field to measurand and sensor, and measurand can be made in the case where interfering magnetic field condition, carries out high speed
High-precision transverse shifting can sufficiently measure the rate accuracy and positioning accuracy of speed-position detection system, effectively ensure column
The safe and reliable operation of vehicle.
On the basis of the above embodiments, referring to FIG. 2, Fig. 2 is another speed-position detection system provided herein
Testing stand schematic diagram.
As a kind of preferred embodiment, which can also include: Linear motor servo drive system 4, including drive
The servo-driver 41 of linear motor 42 and drive linear motor 42 that test-bed body 1 moves in a straight line；Wherein, servo-driver
41 are connected to central controller 3 and linear motor 42；Linear motor 42 is connected to sensor.
Specifically, the process that above-mentioned 3 Control experiment stage body 1 of central controller moves in a straight line, can pass through linear motor
Servo drive system 4 is realized.Linear motor servo drive system 4 includes servo-driver 41 and linear motor 42, center control
Device 3 issues driving signal to servo-driver 41, and servo-driver 41 drives linear motor 42 according to driving signal, further,
Linear motor 42 drives test-bed body 1 to move in a straight line.Specifically, being driven by the drag chain of Linear motor servo drive system 4 dynamic
Son, mover drive test-bed body 1 to move in a straight line again, and test-bed body 1 can be designed as sliding table, easily facilitate testing stand
The progress that body 1 moves along a straight line.Wherein, between above-mentioned central controller 3 and servo-driver 41 and servo-driver 41 and straight
Between line motor 42, it can be realized and be connected by RS485 communication interface, certainly, above-mentioned connection type can also pass through other
The interface of similar functions realizes that the application is it is not limited here.
Preferably, ± 10 μm/m high-precision magnetic railings ruler has can be set in above-mentioned linear motor 42.
Specifically, high-precision magnetic railings ruler is arranged on linear motor 42, precision may be up to ± 10 μm/m, in order to tested
Object does high speed back and forth movement in the case where interfering magnetic field condition, and all kinds of performances for being more conducive to accurately measuring speed-position detection system refer to
Mark.
On the basis of the above embodiments, referring to FIG. 3, Fig. 3 is another speed-position detection system provided herein
Testing stand schematic diagram.
As a kind of preferred embodiment, which can also include: gap and seam regulating system 5, including adjust quilt
Object is surveyed to carry out the vertical slack adjuster 51 of vertical movement and adjust the joint gap regulating device 52 of joint gap；Its
In, vertical slack adjuster 51 is connected to measurand, and joint gap regulating device 52 is connected to long stator tooth socket system 2.
Specifically, the testing stand further includes vertical slack adjuster 51 and joint gap regulating device 52, wherein vertical
The adjustable measurand of slack adjuster 51 and sensor carry out vertical movement, and joint gap regulating device 52 is adjustable
The width of seam.Specifically, when needing the measurement accuracy in the case of 2 different height of calibration sensor distance stator tooth tank systems
When, then vertical slack adjuster 51 can be used and be adjusted；When measurement accuracy when needing calibration sensor to cross seam,
Joint gap regulating device 52 then can be used to be adjusted.Wherein, above-mentioned adjustment process can pass through corresponding immobilising device
It is fixed, such as screw bolt and nut etc..Certainly, when conditions permit, can also be controlled automatically by central controller 3
The adjusting of above-mentioned vertical slack adjuster 51 and joint gap regulating device 52 is made, the application is without limitation herein.
A kind of testing stand of speed-position detection system, can effectively realize that high-speed maglev train tests the speed provided by the present embodiment
The calibration of alignment sensor rate accuracy, positioning accuracy and data transmission standard degree, to ensure the operation of train safety and steady.
On the basis of the above embodiments, referring to FIG. 4, Fig. 4 is a kind of long stator tooth socket system provided herein
Schematic diagram.
As a kind of preferred embodiment, above-mentioned long stator tooth socket system 2 may include generate interference magnetic field long stator around
Group 21；It is connected to long stator winding 21, the inverter 11 being powered for long stator winding 21.
Specifically, long stator tooth socket system 2 may include long stator winding 21 and inverter 22, wherein long stator winding
21 be long stator tooth socket.It is that long stator winding 21 connects alternating current, under the action of alternating current, long stator by inverter 22
Winding 21 can produce interference magnetic field, i.e., applies magnetic interference to the measurand and sensor to move along a straight line,
Analog magnetic field determines whether entire speed-position detection system can work normally in the case where interfering, and is more conducive to sufficiently measuring and survey
All kinds of performance indicators of fast positioning system.
Preferably, the connecting method of above-mentioned long stator winding 21 is a plurality of splicing.
Specifically, long stator winding 21 can be enough in order to generate to measurand by the way of a plurality of splicing
Magnetic field is interfered, in order to sufficiently measure the performance indicator of speed-position detection system.
As a kind of preferred embodiment, above-mentioned test-bed body 1 can install promising linear motor 42 and provide tracks
Motor track.
Specifically, test-bed body 1 may include motor track, in order to provide tracks for linear motor 42.Wherein
The linear track of motor track, and it is horizontally disposed with long stator winding 21, in order to which linear motor 42 is in the control of central controller 3
It is moved in a straight line under system.
As a kind of preferred embodiment, measurand and sensor can be installed on test-bed body 1 by L-type plate.
Specifically, test-bed body 1 can also include support plate, for installing measurand and sensor etc..Wherein, it props up
Fagging and motor track can be assembled into test-bed body 1 by way of sectionally smooth join.Its support plate can be designed as L-type plate,
One end can be used for installing the measurand and sensor parallel with long stator winding 21, and the other end then can be used as mover, more
Add convenient for being driven by linear motor 42, is moved in a straight line with being further driven to test-bed body 1.
As a kind of preferred embodiment, which can also include being connected to central controller 3, provide electricity for testing stand
The power-supply system in source.
Specifically, the testing stand of speed-position detection system further includes power-supply system, central control is connected to by corresponding cable
Device 3, for providing driving power and control power supply for the testing stand of entire speed-position detection system.Wherein, power-supply system can be by
The related devices such as cabinet, variable-frequency power sources, breaker and contactor composition.
As a kind of preferred embodiment, which can also include being connected to sensor and central controller 3；It will
The metrical information of sensor acquisition is sent to the magnetic pole phase angle processor of central controller 3.
Specifically, the testing stand of speed-position detection system further includes magnetic pole phase angle processor, it is set on test-bed body 1, point
It is not connect with central controller 3 and sensor, for the metrical information about measurand that receiving sensor is collected, into one
Metrical information is sent to central controller 3 and is handled and analyzed by step.Wherein, above-mentioned connection type can be connect by corresponding
Mouth is attached, such as RS485 interface.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.
The testing stand of speed-position detection system provided herein is described in detail above.Tool used herein
The principle and implementation of this application are described for body example, the above embodiments are only used to help understand this Shen
Method and its core concept please.It should be pointed out that for those skilled in the art, not departing from the application
Under the premise of principle, can also to the application, some improvement and modification can also be carried out, these improvement and modification also fall into the application right
It is required that protection scope element.
Claims (10)
1. a kind of testing stand of speed-position detection system characterized by comprising
The test-bed body of measurand and sensor is installed；
Apply the long stator tooth socket system in interference magnetic field to the measurand and sensor；
It is connected with the test-bed body, controls the test-bed body and drive the measurand and sensor in the interference magnetic field
Under conditions of, the central controller that is moved in a straight line along the long stator tooth socket system.
2. testing stand as described in claim 1, which is characterized in that further include:
Linear motor servo drive system including the linear motor for driving the test-bed body to move in a straight line and drives described straight
The servo-driver of line motor；
Wherein, the servo-driver is connected to the central controller and the linear motor；The linear motor connects
It is connected to the sensor.
3. testing stand as claimed in claim 2, which is characterized in that the linear motor is provided with ± 10 μm/m high-precision magnetic grid
Ruler.
4. testing stand as claimed in claim 3, which is characterized in that further include:
Gap and seam regulating system carry out the vertical slack adjuster and tune of vertical movement including adjusting the measurand
Save the joint gap regulating device of joint gap；
Wherein, the vertical slack adjuster is connected to the measurand, and the joint gap regulating device is connected to institute
State long stator tooth socket system.
5. the testing stand as described in claim 2 to 4 any one, which is characterized in that the long stator tooth socket system includes:
Generate the long stator winding in the interference magnetic field；
It is connected to the long stator winding, the inverter being powered for the long stator winding.
6. testing stand as claimed in claim 5, which is characterized in that the connecting method of the long stator winding is a plurality of splicing.
7. testing stand as claimed in claim 6, which is characterized in that the promising linear motor of test-bed body installation provides
The motor track of tracks.
8. testing stand as claimed in claim 7, which is characterized in that the measurand and sensor are installed on by L-type plate
The test-bed body.
9. testing stand as claimed in claim 8, which is characterized in that further include being connected to the central controller, be the examination
It tests platform and the power-supply system of power supply is provided.
10. testing stand as claimed in claim 9, which is characterized in that further include:
It is connected to the sensor and the central controller；The metrical information that the sensor acquires is sent to described
The magnetic pole phase angle processor of central controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820487584.3U CN208376787U (en) | 2018-04-04 | 2018-04-04 | A kind of testing stand of speed-position detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820487584.3U CN208376787U (en) | 2018-04-04 | 2018-04-04 | A kind of testing stand of speed-position detection system |
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| Publication Number | Publication Date |
|---|---|
| CN208376787U true CN208376787U (en) | 2019-01-15 |
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| CN201820487584.3U Active CN208376787U (en) | 2018-04-04 | 2018-04-04 | A kind of testing stand of speed-position detection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407849A (en) * | 2018-04-04 | 2018-08-17 | 中车青岛四方机车车辆股份有限公司 | A kind of testing stand of speed-position detection system |
| CN110884526A (en) * | 2019-11-27 | 2020-03-17 | 苏州长风航空电子有限公司 | Simulation long stator for testing high-speed maglev train sensor |
-
2018
- 2018-04-04 CN CN201820487584.3U patent/CN208376787U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407849A (en) * | 2018-04-04 | 2018-08-17 | 中车青岛四方机车车辆股份有限公司 | A kind of testing stand of speed-position detection system |
| CN110884526A (en) * | 2019-11-27 | 2020-03-17 | 苏州长风航空电子有限公司 | Simulation long stator for testing high-speed maglev train sensor |
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