CN110346076A - A kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle - Google Patents
A kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle Download PDFInfo
- Publication number
- CN110346076A CN110346076A CN201910600259.2A CN201910600259A CN110346076A CN 110346076 A CN110346076 A CN 110346076A CN 201910600259 A CN201910600259 A CN 201910600259A CN 110346076 A CN110346076 A CN 110346076A
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- CN
- China
- Prior art keywords
- current collector
- pantagraph current
- side formula
- pressure head
- load cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001514 detection method Methods 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- 230000003068 static effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000009530 blood pressure measurement Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 238000005339 levitation Methods 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The invention discloses a kind of side formula pantagraph current collector experimental rigs suitable for maglev vehicle, including cabinet and the input power distribution unit being commonly mounted on the cabinet, microcomputerized controller, servo drive unit, key operation unit, detection unit and pantagraph current collector mounting plate；Servo drive unit includes servo motor, encoded servo device and the ball screw framework driven by servo motor, detection unit includes load cell and sensor pressure head, the lead screw of ball screw framework is connect by load cell with sensor pressure head, for driving sensor pressure head mobile towards the direction of pantagraph current collector mounting plate, to make sensor pressure head withstand pantagraph current collector by the carbon slipper on fluent boots, microcomputerized controller obtains pressure value by the load cell and the encoded servo device obtains shift value.Structure of the invention is matched with the structure of side formula pantagraph current collector, can be well adapted for the detection work of side formula pantagraph current collector, and measurement accuracy is high.
Description
Technical field
The invention belongs to pantagraph current collector detection technique field, more particularly, to a kind of side formula suitable for maglev vehicle by
Flow device experimental rig.
Background technique
Magnetic-levitation train will be arranged as a kind of novel rail vehicle transportation tool using electromagnetic attraction or electrodynamic repulsion force
Vehicle is suspended in above track, by linear motor driving train movement, since train does not have wheel and corresponding transmission system,
Not with ground face contact, frictional dissipation is not generated, operation and maintenance are simple and convenient, have good development prospect.
Magnetic-levitation train, which passes through, installs the by stream contact surface sliding contact that ground is electric of pantagraph current collector and third rail ON TRAINS
The electric energy of net is guided on vehicle, during pantagraph current collector is contacted with conductor rail and flowed, it is desirable to by fluent boots and third rail by
The fitting of maximum area is able to achieve between stream contact surface, to be reached for the purpose of train stable power-supplying.When by fluent boots and third rail
It is bad by stream contact surface fitting, present a kind of contact of line even point contact when, can make to be increased by contact resistance of the stream friction between secondary,
Electric arc can be being generated between by stream rubbing surface when serious, to generate resistance heat and arc heat, made by fluent boots and third and fourth rail
Galvanic corrosion abrasion are significantly increased, and reduce the service life by fluent boots and power rail, while will cause by the electricity at stream attrition surface
Decline increase, influences the job stability of train electric appliance.
Magnetic-levitation train using side because being flowed, the contact pressure in order to guarantee well to take stream, between collector shoe and third rail
It should be maintained in the range of setting, therefore when being overhauled to it, the performance to its side pantagraph current collector is needed to detect, and
There is no the equipment that the mechanical property for side formula pantagraph current collector is tested now.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the present invention provides a kind of side formulas suitable for maglev vehicle
Pantagraph current collector experimental rig can realize the measurement to shoegear static positive pressure, and it is accurate to can guarantee that displacement is measured with stress
Property, ensure measuring accuracy.
To achieve the above object, according to one aspect of the present invention, provide a kind of side formula suitable for maglev vehicle by
Flow device experimental rig, which is characterized in that including cabinet and the input power distribution unit being commonly mounted on the cabinet, microcomputer control
Device, servo drive unit, key operation unit, detection unit and pantagraph current collector mounting plate, wherein
The input power distribution unit is connect with the microcomputerized controller, servo drive unit and detection unit respectively；
The key operation unit includes multiple operation buttons and these operation buttons are separately mounted to microcomputer control
On device；
The servo drive unit is connect with the microcomputerized controller, which includes servo motor, servo
Encoder and the ball screw framework driven by the servo motor, the encoded servo device are mounted on the servo motor, should
The lead screw of ball screw framework is horizontally disposed, and the detection unit includes load cell and sensor pressure head, and the dynamometry passes
Sensor is connect with the microcomputerized controller, and the lead screw of the ball screw framework passes through the load cell and sensor pressure head
Connection, it is mobile with the direction for driving the sensor pressure head towards pantagraph current collector mounting plate, thus make sensor pressure head withstand by
Flow device by the carbon slipper on fluent boots, wherein the pantagraph current collector is mounted on pantagraph current collector mounting plate, microcomputerized controller pass through the survey
Force snesor obtains pressure value and the encoded servo device and obtains shift value, by this method, realizes to being mounted on pantagraph current collector mounting plate
On pantagraph current collector static pressure measurement.
It preferably, further include the protection location being mounted on the cabinet, which includes surrounding the dynamometry to pass
The shield of sensor, for protecting the load cell.
Preferably, further include the display being mounted on the cabinet, which connect with the microcomputerized controller, with
In the pressure value of the real-time display load cell and the shift value of the encoded servo device.
Preferably, radiator fan is installed in the cabinet, to realize forcing functions, and cabinet is corresponding to the heat dissipation
The position of fan is provided with heat release hole.
Preferably, the servo motor controls revolving speed using pulse mode.
Preferably, the side that the sensor pressure head is contacted with the carbon slipper is plane, to realize the face with carbon slipper
Contact.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, can obtain down and show
Beneficial effect:
The present invention drives pantagraph current collector ram movement using servo motor, and encoded servo device can get the displacement of pantagraph current collector pressure head
It is worth, the pressure value of the receivable shoegear of load cell, it, can using microcomputerized controller after output test result to microcomputerized controller
It is automatically performed test process, the measurement to the static pressure of pantagraph current collector, measurement accuracy and stability can be completed in this way
Enough meet the routine test requirement of pantagraph current collector.In addition, structure of the invention is matched with the structure of side formula pantagraph current collector, it can be fine
The detection work of ground adaptation side formula pantagraph current collector.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the schematic diagram of measuring appliance pressure head in the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
As shown in Figure 1 and Figure 2, a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle, including cabinet 1 and common
Input power distribution unit, microcomputerized controller, servo drive unit 2, the key operation unit 3, detection list being mounted on the cabinet 1
Member 4 and pantagraph current collector mounting plate 5, wherein
The input power distribution unit is connect with the microcomputerized controller, servo drive unit 2 and detection unit 4 respectively；
The key operation unit 3 includes multiple operation buttons and these operation buttons are separately mounted to microcomputer control
On device；
The servo drive unit 2 is connect with the microcomputerized controller, the servo drive unit 2 include servo motor 21,
Encoded servo device and the ball screw framework 22 driven by the servo motor 21, the encoded servo device are mounted on the servo electricity
On machine 21, the lead screw of the ball screw framework 22 is horizontally disposed, and the detection unit 4 includes load cell 41 and sensor pressure
First 42, the load cell 41 is connect with the microcomputerized controller, and the lead screw of the ball screw framework 22 passes through the survey
Force snesor 41 is connect with sensor pressure head 42, for driving the sensor pressure head 42 towards the direction of pantagraph current collector mounting plate 5
It is mobile, thus make sensor pressure head 42 withstand pantagraph current collector by the carbon slipper on fluent boots, wherein the pantagraph current collector, which is mounted on, to be flowed
On device mounting plate 5, microcomputerized controller obtains pressure value by the load cell 41 and the encoded servo device obtains shift value, with
This mode realizes the measurement to the static pressure for the pantagraph current collector being mounted on pantagraph current collector mounting plate 5.The present invention uses servo motor
21 driving ball-screw work can achieve the mesh of detection pantagraph current collector static pressure in conjunction with high-precision load cell 41
, referring to Fig.1, static pressure measurement method is as follows: side formula pantagraph current collector being mounted on pantagraph current collector mounting plate 5, ball screw machine
Structure is located at by the fluent boots left side, and pressure sensor is installed on ball screw right end, band of the measuring appliance pressure head in ball wire rod mechanism
It withstands under dynamic by the carbon slipper on fluent boots, the set distance value on host computer, after starting test, microcomputerized controller controls servo
Motor 21 is transported, and driving ball wire rod mechanism is stretched out and retracted, to make to be depressed by fluent boots or make to be upheld by fluent boots, is led to
Crossing ball wire rod mechanism will be depressed at set distance value automatically by fluent boots, pressure sensor and encoded servo device automatic collection pressure
Force value and shift value judge whether pressure value is qualified, to realize the detection of static pressure.
Further, the invention also includes the protection location 6 being mounted on the cabinet 1, which includes surrounding institute
The shield of load cell 41 is stated, for protecting the load cell 41.
Further, the invention also includes the display 7 being mounted on the cabinet 1, the display 7 and the microcomputerized controllers
Connection, with the shift value of pressure value and the encoded servo device for the real-time display load cell 41.
Further, radiator fan is installed in the cabinet 1, to realize the forcing functions to the electrical part in cabinet 1, and
And cabinet is provided with heat release hole 11 in the position for corresponding to the radiator fan.
Further, the side that the sensor pressure head 42 is contacted with the carbon slipper is plane, to realize and carbon slipper
Face contact is face contact by fluent boots pressure head and by fluent boots, the stabilization of carbon slipper during guarantee test.
This experimental rig can be set computer operation and manual operation and rotate two kinds of modes of operation to control ball-screw；Examination
Experiment device uses PLC as key control unit, using high performance intelligent test instrumentation, the force-measuring sensing of combined high precision
Device 41 and electric quantity acquisition module realize the conversion of each test function and the acquisition of data and record；Each test data and operation are dynamic
Make control and exchanging for data is realized with industrial personal computer by universal serial bus；
The present invention drives sensor pressure head 42 to move by servo motor 21, and the movement of sensor pressure head 42 is rigidity fortune
It is dynamic, motion excursion will not be generated, not by pantagraph current collector pressure influence, guarantees that sensor pressure head 42 pushes down speed when being moved by fluent boots
Degree is uniform motion, and servo motor 21 uses pulse control, and uses closed-loop control, it is ensured that the speed of carbon slipper transverse movement
Required precision.
Ball screw framework 22 drives pressure sensor along the axial movement of lead screw, and the dynamometry direction of pressure sensor is axis
Direction is not influenced by remaining direction force, therefore guarantees that the force value of measurement is the pressure value by fluent boots of pantagraph current collector.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (6)
1. a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle, which is characterized in that including cabinet and be commonly mounted on
It input power distribution unit, microcomputerized controller, servo drive unit, key operation unit, detection unit on the cabinet and is flowed
Device mounting plate, wherein
The input power distribution unit is connect with the microcomputerized controller, servo drive unit and detection unit respectively；
The key operation unit includes multiple operation buttons and these operation buttons are separately mounted on the microcomputerized controller；
The servo drive unit is connect with the microcomputerized controller, which includes servo motor, encoded servo
Device and the ball screw framework driven by the servo motor, the encoded servo device are mounted on the servo motor, the ball
The lead screw of screw mechanism is horizontally disposed, and the detection unit includes load cell and sensor pressure head, the load cell
It is connect with the microcomputerized controller, the lead screw of the ball screw framework is connected by the load cell and sensor pressure head
It connects, flowed so that sensor pressure head be made to withstand for driving the sensor pressure head mobile towards the direction of pantagraph current collector mounting plate
Device by the carbon slipper on fluent boots, wherein the pantagraph current collector is mounted on pantagraph current collector mounting plate, microcomputerized controller pass through the dynamometry
Sensor obtains pressure value and the encoded servo device and obtains shift value, by this method, realizes to being mounted on pantagraph current collector mounting plate
Pantagraph current collector static pressure measurement.
2. a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle according to claim 1, which is characterized in that also
Including the protection location being mounted on the cabinet, which includes the shield for surrounding the load cell, with
In the protection load cell.
3. a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle according to claim 1, which is characterized in that also
Including the display being mounted on the cabinet, which connect with the microcomputerized controller, to be used for the real-time display dynamometry
The shift value of the pressure value of sensor and the encoded servo device.
4. a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle according to claim 1, which is characterized in that institute
It states and radiator fan is installed in cabinet, to realize forcing functions, and cabinet is provided in the position for corresponding to the radiator fan
Heat release hole.
5. a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle according to claim 1, which is characterized in that institute
It states servo motor and revolving speed is controlled using pulse mode.
6. a kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle according to claim 1, which is characterized in that institute
Stating the side that sensor pressure head is contacted with the carbon slipper is plane, to realize the face contact with carbon slipper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600259.2A CN110346076A (en) | 2019-07-04 | 2019-07-04 | A kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600259.2A CN110346076A (en) | 2019-07-04 | 2019-07-04 | A kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle |
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|---|---|
| CN110346076A true CN110346076A (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910600259.2A Pending CN110346076A (en) | 2019-07-04 | 2019-07-04 | A kind of side formula pantagraph current collector experimental rig suitable for maglev vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122059A (en) * | 2019-12-31 | 2020-05-08 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Collecting shoe integrated test bench |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318172A (en) * | 2018-03-28 | 2018-07-24 | 上海磁浮交通发展有限公司 | Pantagraph current collector contact force device for testing and analyzing and its method for testing and analyzing |
| CN109719991A (en) * | 2018-12-18 | 2019-05-07 | 博众精工科技股份有限公司 | A kind of pressing device and compress control method |
| CN210089902U (en) * | 2019-07-04 | 2020-02-18 | 中铁第四勘察设计院集团有限公司 | Side formula current collector test device suitable for maglev vehicle |
-
2019
- 2019-07-04 CN CN201910600259.2A patent/CN110346076A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318172A (en) * | 2018-03-28 | 2018-07-24 | 上海磁浮交通发展有限公司 | Pantagraph current collector contact force device for testing and analyzing and its method for testing and analyzing |
| CN109719991A (en) * | 2018-12-18 | 2019-05-07 | 博众精工科技股份有限公司 | A kind of pressing device and compress control method |
| CN210089902U (en) * | 2019-07-04 | 2020-02-18 | 中铁第四勘察设计院集团有限公司 | Side formula current collector test device suitable for maglev vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122059A (en) * | 2019-12-31 | 2020-05-08 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Collecting shoe integrated test bench |
| CN111122059B (en) * | 2019-12-31 | 2021-10-29 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Collecting shoe integrated test bench |
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