CN109131429A - High-speed magnetic suspension track irregularity detection test device - Google Patents
High-speed magnetic suspension track irregularity detection test device Download PDFInfo
- Publication number
- CN109131429A CN109131429A CN201811128772.8A CN201811128772A CN109131429A CN 109131429 A CN109131429 A CN 109131429A CN 201811128772 A CN201811128772 A CN 201811128772A CN 109131429 A CN109131429 A CN 109131429A
- Authority
- CN
- China
- Prior art keywords
- support arm
- carrying platform
- magnetic levitation
- magnetic suspension
- levitation track
- 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.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000005339 levitation Methods 0.000 claims abstract description 50
- 238000005259 measurement Methods 0.000 claims description 11
- 230000001133 acceleration Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 210000003781 tooth socket Anatomy 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- SAZUGELZHZOXHB-UHFFFAOYSA-N acecarbromal Chemical compound CCC(Br)(CC)C(=O)NC(=O)NC(C)=O SAZUGELZHZOXHB-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/02—Profile gauges, e.g. loading gauges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
The utility model provides a high-speed magnetic levitation track irregularity detection test device, includes the frame, the frame is including carrying on platform, support arm and universal wheel support frame, universal wheel support frame fixed mounting has two sets of universal wheels in the upper end of support arm, and bilateral symmetry distributes on the universal wheel support frame, carrying on platform fixed mounting installs a plurality of sensors at the lower extreme of support arm on carrying on the platform, and a plurality of sensors include vertical laser rangefinder sensor and accelerometer, and carrying on platform and universal wheel support frame all set up the homonymy at the support arm, be provided with horizontal laser rangefinder sensor on the support arm. The invention has a carrying platform, can provide a stable carrying and mounting plane for each measuring sensor, can simulate different suspension clearance conditions, can also roll and move on a high-speed magnetic suspension track to detect the long stator surface of the track, and retains the information of the information removing groove of the stator surface teeth according to the acquired data information of the stator surface.
Description
Technical field
The present invention relates to a kind of high-speed magnetic suspension rails irregularities to detect experimental rig, more particularly, to being mounted in high-speed magnetic floating
The device that a kind of pair of vertical irregularity of high-speed magnetic floating long stator track on train is detected.
Background technique
High-speed maglev train is as a kind of novel ground traffic tools, compared with other track vehicles, has only
Characteristic, it is suspended on track and runs, and with track without Mechanical Contact, keeps stable gap with track when operation.Track
State quality will have a direct impact on smoothness, safety and the comfort level of train operation.
High-speed magnetic suspension rails are actually a kind of long stator of linear synchronous motor, with teeth and slot knot arranged at equal interval
Structure, cable are embedded in the slot of long stator track, and the signal that gap sensor detects in actual operation has " tooth socket effect
It answers ".Track can aggravate this phenomenon when there is irregularity, influence the safe operation of magnetic-levitation train.
There are detection cycle length, a large amount of human and material resources of consuming, night detection data matter for the mode of manual measurement at present
The problems such as amount is unable to get guarantee.Inspection car based on support wheel construction can realize that function is more, but detect speed lower than high speed
Magnetic-levitation train normally travel speed, complete vehicle structure are complicated, cost is higher.
Therefore, a kind of suspension type rail line detection system as wheel track is designed to measure track relevant parameter
Be it is necessary, proprietary independent track geometry measuring device is of great significance to the popularization and application of high-speed magnetic floating.
Summary of the invention
In view of the defects existing in the prior art, the present invention provides a kind of high-speed magnetic suspension rails irregularity detection experimental rig,
The system is carrying type system.
To realize the above-mentioned technical purpose, the technical scheme is that
A kind of high-speed magnetic suspension rails irregularity detection experimental rig, including rack, the rack include carrying platform, support
Arm and universal wheeling supporting frame, the universal wheeling supporting frame are fixedly mounted on the upper end of support arm, left and right on universal wheeling supporting frame
Two groups of universal wheels are symmetrically distributed with, the carrying platform is fixedly mounted on the lower end of support arm, is equipped on carrying platform multiple
For realizing the sensor of high-speed magnetic suspension rails irregularity detection, carrying platform and universal wheeling supporting frame are arranged at support arm
It is ipsilateral.The multiple sensors installed on carrying platform include vertical laser range sensor and accelerometer.In addition, this hair
Lateral laser range sensor is provided on support arm described in bright.
In the present invention: being provided with directive wheel on the outside of the universal wheeling supporting frame, the directive wheel is mounted on directive wheel peace
It shelves, directive wheel mounting rack is mounted on universal wheeling supporting frame.When detection, the outside face paste of directive wheel and unilateral magnetic levitation track
It closes, it is ensured that universal wheel can be slided along the length direction of unilateral magnetic levitation track.
When carrying out the detection of high-speed magnetic suspension rails irregularity, the rack load is described universal on unilateral magnetic levitation track
Wheel is supported on the upper side of unilateral magnetic levitation track, and the support arm is located at the outside of unilateral magnetic levitation track, the carrying platform
With the magnetic levitation track stator face face of unilateral magnetic levitation track;By driving universal wheel, make it along the length of unilateral magnetic levitation track
Direction sliding, and then support arm and carrying platform is driven to move synchronously.Vertical laser ranging sensing on the carrying platform
The vertical range of device real-time measurement vertical laser range sensor and magnetic levitation track stator face, the acceleration on the carrying platform
Count the vertical acceleration of real-time measurement magnetic levitation track stator face.The transverse direction laser range sensor real-time measurement support arm and magnetic
The lateral distance of floating track side surfaces.
In the present invention, one end of carrying platform is detachably fixed on support arm, and the carrying platform is in support arm
Upper mounting height is adjustable.Specifically, can realize the adjusting of height using many modes.It is setting up and down more such as on support arm
Group mounting hole, is fixed in corresponding installation hole location by way of being spirally connected between carrying platform and support arm, can also be passed through
Screw screw rod is set on support arm, and one end of the carrying platform is fixed on screw screw rod, adjusts carrying platform in screw
Carrying platform is fastened on support arm by the height and position on screw rod by screw.
In the present invention, universal wheeling supporting frame is one piece of mounting plate, has been left and right symmetrically arranged two groups of universal wheels on mounting plate, often
Group universal wheel includes former and later two universal wheels.The support arm is fixed on the side medium position of universal wheeling supporting frame, guarantees
Gravity balance.
In the present invention, lateral laser range sensor is arranged close to the position of support arm upper end, it is desirable that rack load exists
When on unilateral magnetic levitation track, lateral laser range sensor is located at the side of magnetic levitation track, can be measured that support arm and magnetic are floating
The lateral distance of track side surfaces.
Compared with prior art, the present invention can generate following technical effect:
The present invention has carrying platform, and stable carrying mounting plane can be provided for each measurement sensor, can be simulated
Different levitation gap conditions can also roll movement on high-speed magnetic suspension rails, detect to track long stator face, and acquisition is fixed
The data information of sub- face tooth and slot.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of unilateral magnetic levitation track (long stator track).
Fig. 2 is stator face tooth socket side view.
Fig. 3 is main view of the invention.
Fig. 4 is side view of the invention.
Fig. 5 is top view of the invention.
The structural schematic diagram of (the right unilateral magnetic levitation track of detection) when Fig. 6 is present invention detection.
Side schematic view when Fig. 7 is present invention detection.
The structural schematic diagram of (the left unilateral magnetic levitation track of detection) when Fig. 8 is present invention detection.
In figure:
1, carrying platform;2, support arm;3, universal wheeling supporting frame;4, universal wheel;5, vertical laser range sensor;6, add
Speedometer;7, unilateral magnetic levitation track;8, magnetic levitation track stator face;9, lateral laser range sensor;10, screw screw rod;11, it leads
To wheel;12, directive wheel mounting rack.
Specific embodiment
With reference to the accompanying drawing, embodiments of the present invention are described in further detail.
The present invention passes through vertical, lateral laser range sensor on mobile carrying platform, accelerometer etc., to track stator
Face measures, and the data measured are transferred to PC machine, i.e., obtains track stator face tooth using existing data processing method
Information.
It is the structural schematic diagram of unilateral magnetic levitation track (long stator track) referring to figs. 1 to Fig. 2, Fig. 1.Fig. 2 is stator face tooth
Slot side view.High-speed magnetic suspension rails are actually a kind of long stator of linear synchronous motor, with teeth and slot knot arranged at equal interval
Structure, cable are embedded in the slot of long stator track, and the signal that gap sensor detects in actual operation has " tooth socket effect
It answers ".Track can aggravate this phenomenon when there is irregularity, influence the safe operation of magnetic-levitation train.
Referring to Fig. 3 to Fig. 8, the present invention provides a kind of high-speed magnetic suspension rails irregularity detection experimental rig, including rack, institute
Stating rack includes carrying platform 1, support arm 2 and universal wheeling supporting frame 3, and the universal wheeling supporting frame 3 is fixedly mounted on support
Two groups of universal wheels 4 are symmetrically distributed on universal wheeling supporting frame 3 in the upper end of arm 2.The carrying platform 1 is fixedly mounted on branch
The lower end of brace 2 is equipped with vertical laser range sensor 5 and accelerometer 6 on carrying platform 1.Vertical laser ranging passes
The vertical range (referring to Fig. 7) of the vertical laser range sensor 5 of 5 real-time measurement of sensor and magnetic levitation track stator face 8, the carrying
The vertical acceleration of 6 real-time measurement magnetic levitation track stator face 8 of accelerometer on platform 1.Carrying platform 1 and universal wheel support
Frame 3 is arranged at the ipsilateral of support arm 2, parallel opposite up and down.2 are provided with lateral laser range sensor 9 on the support arm.
The lateral distance of transverse direction laser range sensor 9 the real-time measurement support arm and magnetic levitation track side.
Referring to Fig. 3,4,6,7 and 8, the outside of the universal wheeling supporting frame 3 is provided with directive wheel 11, and the directive wheel 11 is pacified
On directive wheel mounting rack 12, directive wheel mounting rack 12 is mounted on universal wheeling supporting frame 3.When detection, directive wheel 11 and list
The lateral surface of side magnetic levitation track 7 is bonded, and universal wheel 4 is slided along the length direction of unilateral magnetic levitation track 7.
When detection, on unilateral magnetic levitation track 7, the universal wheel 4 is supported on unilateral magnetic levitation track 7 for the rack load
On upper side, directive wheel is bonded with the lateral surface of unilateral magnetic levitation track 7, enables universal wheel along unilateral magnetic levitation track 7
Length direction sliding.The support arm 2 is located at the outside of unilateral magnetic levitation track 7, the carrying platform 1 and unilateral magnetic levitation track 7
8 face of magnetic levitation track stator face;By driving universal wheel 4, slide it along the length direction of unilateral magnetic levitation track 7, into
And support arm 2 and carrying platform 1 is driven to move synchronously.
In the present invention, one end of carrying platform 1 is detachably fixed on support arm 2, and the carrying platform 1 is supporting
Mounting height is adjustable on arm 2.Specifically, can realize the adjusting of height using many modes.In the present embodiment: by propping up
Screw screw rod 10 is set in brace 2, and one end of the carrying platform 1 is fixed on screw screw rod 10, adjusts carrying platform 1 in spiral shell
Carrying platform 1, is fastened on support arm 2 by the height and position on silk screw rod 10 by screw.
Referring to Fig. 3, in the present invention, universal wheeling supporting frame 3 is one piece of mounting plate, and corresponding position, which offers, on mounting plate is used for
The mounting hole of universal wheel 4 and directive wheel mounting rack is installed.It has been left and right symmetrically arranged two groups of universal wheels 4 on mounting plate, every group ten thousand
It include former and later two universal wheels to wheel 4.The support arm 2 is fixed on the side medium position of universal wheeling supporting frame 3, guarantees weight
Heart balance.
In the present invention, lateral laser range sensor 9 is arranged close to the position of 2 upper end of support arm, it is desirable that rack load
When on unilateral magnetic levitation track 7, lateral laser range sensor 9 is located at the side of unilateral magnetic levitation track 7, can be measured that support
The lateral distance of arm 2 and magnetic levitation track side.
The foregoing is merely a preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of high-speed magnetic suspension rails irregularity detects experimental rig, it is characterised in that: including rack, the rack includes carrying
Platform, support arm and universal wheeling supporting frame, the universal wheeling supporting frame are fixedly mounted on the upper end of support arm, universal wheel support
Two groups of universal wheels are symmetrically distributed on frame, the carrying platform is fixedly mounted on the lower end of support arm, pacifies on carrying platform
Equipped with multiple sensors for realizing the detection of high-speed magnetic suspension rails irregularity, carrying platform and universal wheeling supporting frame are respectively provided with
In the ipsilateral of support arm.
2. high-speed magnetic suspension rails irregularity according to claim 1 detects experimental rig, it is characterised in that: on carrying platform
Multiple sensors of installation include vertical laser range sensor and accelerometer.
3. high-speed magnetic suspension rails irregularity according to claim 1 detects experimental rig, it is characterised in that: the support arm
On be provided with lateral laser range sensor.
4. high-speed magnetic suspension rails irregularity according to claim 1,2 or 3 detects experimental rig, it is characterised in that: into
When row high-speed magnetic suspension rails irregularity detects, on unilateral magnetic levitation track, the universal wheel is supported on unilateral side for the rack load
On the upper side of magnetic levitation track, the support arm is located at the outside of unilateral magnetic levitation track, and the carrying platform and unilateral magnetic float rail
The magnetic levitation track stator face face in road;By driving universal wheel, slide it along the length direction of unilateral magnetic levitation track, in turn
Support arm and carrying platform is driven to move synchronously.
5. high-speed magnetic suspension rails irregularity according to claim 4 detects experimental rig, it is characterised in that: described carry is put down
The vertical range of vertical laser range sensor real-time measurement vertical laser range sensor and magnetic levitation track stator face on platform,
The vertical acceleration of accelerometer real-time measurement magnetic levitation track stator face on the carrying platform, the transverse direction laser ranging pass
The lateral distance of sensor real-time measurement support arm and magnetic levitation track side.
6. high-speed magnetic suspension rails irregularity according to claim 5 detects experimental rig, it is characterised in that: lateral Laser Measuring
The position of support arm upper end is arranged close to away from sensor, it is desirable that rack loads lateral Laser Measuring when on unilateral magnetic levitation track
It is located at the side of magnetic levitation track away from sensor, can be measured that the lateral distance of support arm Yu magnetic levitation track side.
7. high-speed magnetic suspension rails irregularity according to claim 1 detects experimental rig, it is characterised in that: carrying platform
One end is detachably fixed on support arm, and carrying platform mounting height on support arm is adjustable.
8. high-speed magnetic suspension rails irregularity according to claim 7 detects experimental rig, it is characterised in that: on support arm
Screw screw rod is set, and one end of the carrying platform is fixed on screw screw rod, adjusts height of the carrying platform on screw screw rod
Position is spent, carrying platform is fastened on support arm by screw.
9. high-speed magnetic suspension rails irregularity according to claim 7 detects experimental rig, it is characterised in that: on support arm
Multiple groups mounting hole setting up and down is fixed in corresponding installation hole location by way of being spirally connected between carrying platform and support arm.
10. high-speed magnetic suspension rails irregularity according to claim 1 detects experimental rig, it is characterised in that: universal wheel branch
Support is one piece of mounting plate, has been left and right symmetrically arranged two groups of universal wheels on mounting plate, every group of universal wheel include former and later two ten thousand
To wheel, the support arm is fixed on the side medium position of universal wheeling supporting frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811128772.8A CN109131429B (en) | 2018-09-27 | 2018-09-27 | High-speed magnetic levitation track irregularity detection test device |
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CN201811128772.8A CN109131429B (en) | 2018-09-27 | 2018-09-27 | High-speed magnetic levitation track irregularity detection test device |
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CN109131429A true CN109131429A (en) | 2019-01-04 |
CN109131429B CN109131429B (en) | 2024-05-10 |
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Cited By (3)
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CN109778607A (en) * | 2019-03-14 | 2019-05-21 | 中铁隧道集团一处有限公司 | Continuous rigid frame PC track girder precise measurement positioning device and erection localization method |
CN110044260A (en) * | 2019-04-13 | 2019-07-23 | 西南交通大学 | A kind of tracks of permanent magnetism irregularity detection device |
CN111926641A (en) * | 2020-08-14 | 2020-11-13 | 北京中建空列集团有限公司 | Suspension type air train track beam detection system |
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CN111926641B (en) * | 2020-08-14 | 2021-08-31 | 北京中建空列集团有限公司 | Suspension type air train track beam detection system |
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