CN107917788A - A kind of motor stator vibration testing device - Google Patents
A kind of motor stator vibration testing device Download PDFInfo
- Publication number
- CN107917788A CN107917788A CN201711393834.3A CN201711393834A CN107917788A CN 107917788 A CN107917788 A CN 107917788A CN 201711393834 A CN201711393834 A CN 201711393834A CN 107917788 A CN107917788 A CN 107917788A
- Authority
- CN
- China
- Prior art keywords
- motor stator
- experiment
- vibration
- testing device
- frock
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 71
- 238000002474 experimental method Methods 0.000 claims abstract description 52
- 238000009434 installation Methods 0.000 claims description 11
- 230000001133 acceleration Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Motor Or Generator Frames (AREA)
Abstract
A kind of motor stator vibration testing device of disclosure, including：The experiment being removably mounted on vibration mechine seizes side frock；The experiment hanging side frock being removably mounted on vibration mechine.Side frock is seized with experiment, the experiment stator mounting portion that experiment hanging side frock is connected；Test response portion on experiment electric motor stator；Installed in experiment electric motor stator and the junction and experiment electric motor stator and the test control unit of hanging side frock junction that seize frock.The motor stator vibration testing device that the application provides, compared with prior art, it can overcome the problem of measurement result is with physical presence relatively large deviation in motor stator vibration test, so that test result is more in line with actual value, the real vibration characteristics of motor stator is accurately reflected, considerably improves the accuracy of test result.
Description
Technical field
This application involves motor device installation Technology field, and more specifically, more particularly to a kind of motor stator shakes
Dynamic test device.
Background technology
High power Traction motor is widely used in passenger traffic, freight locomotive, and in its operational process, traction electric machine is come from
Itself excitation of unilateral magnetic force, power supply Reeb, rotor slot ripples etc., and rail wheeling action, traction braking etc.
External drive, when intrinsic frequency of these excitations close to motor, easily induce that motor stator three-phase resistance is uneven, ground connection
Etc. failure, the operation to locomotive brings security risk.
In consideration of it, having a kind of motor stator vibration test side device in existing technology, it being capable of testing of electric motors stator
Dynamic structure characteristic and its resistance to vibration is examined, find the design defect of motor in time in motor advanced development, avoid
Heavy losses are caused in batch production.
However, it is at present with shaking by motor stator by rigid tooling using the principle of motor stator vibration test side device
Dynamic vibration mechine connection, the acquisition stator dynamic structure characteristic under the incentive action of shake table, and the actual installation side of motor
Formula, for example, roll and seize, bogie installation etc. can not embody in test, cause larger inclined of measurement result and physical presence
Difference.
Therefore it provides a kind of motor stator vibration testing device, it, which can overcome, measures knot in motor stator vibration test
The problem of fruit is with physical presence relatively large deviation so that test result is more nearly actual value, can reflect that motor stator is true
Vibration characteristics, test result accuracy is high, has become those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
In order to solve the above technical problems, the application provides a kind of motor stator vibration testing device, it can overcome motor
The problem of measurement result is with physical presence relatively large deviation in stator vibration test so that test combines and is more in line with actual value, energy
Enough reflect the real vibration characteristics of motor stator, test result accuracy is high.
The technical solution that the application provides is as follows：
A kind of motor stator vibration testing device, including：
The experiment being removably mounted on vibration mechine seizes side frock；
The experiment hanging side frock being removably mounted on vibration mechine；
Side frock is seized with experiment, the experiment stator mounting portion that experiment hanging side frock is connected；
Test response portion on experiment electric motor stator；
It is connected installed in experiment electric motor stator with the junction and experiment electric motor stator for seizing frock with hanging side frock
The test control unit at place.
Further, in a kind of preferable mode of the present invention, experiment, which seizes side frock, to be included：It is connected with vibration mechine
Mounting seat, the rotation seat being installed in mounting seat, for connecting the axis pin of mounting seat and rotation seat, sets on rotation seat
It is useful for the structures such as the anchor ear that is connected with experiment electric motor stator.
Further, in a kind of preferable mode of the present invention, mounting seat is firm with vibration mechine by bolt assembly
Property connection.
Further, in a kind of preferable mode of the present invention, spacing axle bumper is installed on axis pin.
Further, in a kind of preferable mode of the present invention, experiment hanging side frock includes：It is connected with vibration mechine
Support base, be installed in support base and can have the sunpender of certain rotational freedom with respect to support base, sunpender away from branch
One end of support base upper surface is equipped with the connecting portion for being used for being connected with experiment electric motor stator.
Further, in a kind of preferable mode of the present invention, support base is firm by bolt assembly with vibration mechine
Property connection.
Further, in a kind of preferable mode of the present invention, test response portion includes：Acceleration test portion and strain are surveyed
Examination portion.
Further, in a kind of preferable mode of the present invention, acceleration test portion is specifically arranged in stator pressing ring, branch
On frame, end hoop and conducting ring.
Motor stator vibration testing device provided by the invention, including：The examination being removably mounted on vibration mechine
Test and seize side frock；The experiment hanging side frock being removably mounted on vibration mechine.In this way, the actual installation side of motor
Formula such as roll seize, bogie installation, sunpender etc. can embody in test, it is larger with physical presence to avoid measurement result
The problem of deviation.Installation test response portion on experiment electric motor stator；Experiment electric motor stator and junction, the experiment electricity for seizing frock
Machine stator is provided with test control unit with hanging side frock junction, and the setting of test response portion, test control unit can be realized
According to the vibration-resistant property of the acceleration amplitude of vibration measuring point and strain data comprehensive assessment traction electric machine stator structure, with existing skill
Art is compared, and can overcome the problem of measurement result is with physical presence relatively large deviation in motor stator vibration test so that test knot
Conjunction is more in line with actual value, accurately reflects the real vibration characteristics of motor stator, largely improves motor stator and shakes
The accuracy of dynamic characteristic test result.
Brief description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of application, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of motor stator vibration testing device provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram provided in an embodiment of the present invention tested and seize side frock；
Fig. 3 is the schematic diagram that side frock is hung in experiment provided in an embodiment of the present invention；
Fig. 4 is another structure diagram of motor stator vibration testing device provided in an embodiment of the present invention.
Embodiment
It is real below in conjunction with the application in order to make those skilled in the art more fully understand the technical solution in the application
The technical solution in the embodiment of the present application is clearly and completely described in the attached drawing applied in example, it is clear that described embodiment
The only part of the embodiment of the application, instead of all the embodiments.It is common based on the embodiment in the application, this area
Technical staff's all other embodiments obtained without making creative work, belong to the model of the application protection
Enclose.
Please as shown in Figures 1 to 4, the embodiment of the present application provides a kind of motor stator vibration testing device, including：Detachably
The experiment that ground is installed on vibration mechine seizes side frock 1；The experiment hanging side being removably mounted on vibration mechine
Frock 2.Side frock 1 is seized with experiment, the experiment stator mounting portion that experiment hanging side frock 2 is connected；Determine installed in experiment electric motor
Test response portion 3 on son；Installed in experiment electric motor stator and the junction and experiment electric motor stator and the hanging that seize frock
The test control unit 4 of side frock junction.
Motor stator vibration testing device provided in an embodiment of the present invention, including：It is removably mounted on vibration mechine
On experiment seize side frock 1；The experiment hanging side frock 2 being removably mounted on vibration mechine.In this way, the reality of motor
Border mounting means such as roll seize, bogie installation, sunpender etc. can embody in test, avoid measurement result and reality
There are the problem of relatively large deviation.Installation test response portion 3 on experiment electric motor stator；Experiment electric motor stator and the connection for seizing frock
Place, experiment electric motor stator and hanging side frock junction be provided with test control unit 4, test response portion 3, test control unit 4
Resistance to the shaking of acceleration amplitude and strain data comprehensive assessment traction electric machine stator structure according to vibration measuring point can be realized by setting
Performance, compared with prior art, can overcome asking for measurement result and physical presence relatively large deviation in motor stator vibration test
Topic so that test combines and is more in line with actual value, accurately reflects the real vibration characteristics of motor stator, largely improves
The accuracy of motor stator vibration characteristics test result.
In the embodiment of the present invention, experiment, which seizes side frock 1, to be included：The mounting seat 11 being connected with vibration mechine, installation
In the rotation seat 12 in mounting seat 11, the structure such as axis pin, anchor ear for connecting mounting seat 11 and rotation seat 12 13.
Specifically, in embodiments of the present invention, mounting seat 11 is rigidly connected by bolt assembly and vibration mechine.
Specifically, in embodiments of the present invention, spacing axle bumper 14 is installed on axis pin.
In the embodiment of the present invention, experiment hanging side frock 2 includes：The support base 21 being connected with vibration mechine, installation
In in support base 21 and can opposite support base have the sunpender 22 of certain rotational freedom, sunpender 22 is away from support base 21
One end of upper surface is equipped with the connecting portion 23 for being used for being connected with experiment electric motor stator.
Specifically, in embodiments of the present invention, support base 21 is rigidly connected with vibration mechine by bolt assembly.Branch
Support base 21 is rigidly connected with vibration mechine by bolt assembly.
In the embodiment of the present invention, test response portion 3 includes：Acceleration test portion and strain testing portion.
Specifically, in embodiments of the present invention, acceleration test portion is specifically arranged in stator pressing ring, stent, end hoop and leads
On electric ring.
It is flexible and changeable to test the arrangement of response portion 3, can be in stator lead trouble point, vibration sensing point, vibration concern
The positions such as point are arranged.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide scope caused.
Claims (8)
- A kind of 1. motor stator vibration testing device, it is characterised in that including：The experiment being removably mounted on vibration mechine seizes side frock；The experiment hanging side frock being removably mounted on vibration mechine；Side frock is seized with the experiment, the experiment stator mounting portion that the experiment hanging side frock is connected；Test response portion on experiment electric motor stator；Installed in experiment electric motor stator and the junction for seizing frock and experiment electric motor stator and the hanging side frock The test control unit of junction.
- 2. motor stator vibration testing device according to claim 1, it is characterised in that the experiment seizes side frock bag Include：The mounting seat being connected with vibration mechine, the rotation seat being installed in the mounting seat, for connecting the installation bottom The structures such as the axis pin anchor ear of seat and the rotation seat.
- 3. motor stator vibration testing device according to claim 2, it is characterised in that the mounting seat passes through bolt Component is rigidly connected with vibration mechine.
- 4. motor stator vibration testing device according to claim 3, it is characterised in that be provided with the axis pin spacing Axle bumper.
- 5. motor stator vibration testing device according to claim 4, it is characterised in that the experiment hanging side frock bag Include：The support base being connected with vibration mechine, be installed in the support base and can relatively described support base have necessarily The sunpender of rotational freedom, the one end of the sunpender away from the support base upper surface, which is equipped with, to be used for and experiment electric motor stator phase Connecting portion even.
- 6. motor stator vibration testing device according to claim 5, it is characterised in that the support base is tried with vibration Platform is tested to be rigidly connected by bolt assembly.
- 7. motor stator vibration testing device according to claim 1, it is characterised in that the test response portion includes： Acceleration test portion and strain testing portion.
- 8. motor stator vibration testing device according to claim 7, it is characterised in that the acceleration test portion is specific It is arranged on stator pressing ring, stent, end hoop and conducting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393834.3A CN107917788B (en) | 2017-12-21 | 2017-12-21 | Motor stator vibration test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393834.3A CN107917788B (en) | 2017-12-21 | 2017-12-21 | Motor stator vibration test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107917788A true CN107917788A (en) | 2018-04-17 |
| CN107917788B CN107917788B (en) | 2024-06-21 |
Family
ID=61893975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711393834.3A Active CN107917788B (en) | 2017-12-21 | 2017-12-21 | Motor stator vibration test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107917788B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2757408Y (en) * | 2004-12-24 | 2006-02-08 | 中国北车集团永济电机厂 | Welding machine base for pulse flow tracting moter |
| CN1817706A (en) * | 2006-02-27 | 2006-08-16 | 中国南车集团株洲电力机车有限公司 | Tractive motor hanging method and bogie for three-axial locomotive |
| CN201769828U (en) * | 2010-08-28 | 2011-03-23 | 中国北车集团大连机车车辆有限公司 | Rolling axle suspension bearing box for bogie |
| CN103112458A (en) * | 2013-01-05 | 2013-05-22 | 西南交通大学 | Motor wheel set unit of motor rigid shaft-holding gearless driving |
| CN104865068A (en) * | 2015-05-31 | 2015-08-26 | 吉林大学 | High-speed train power closed loop hanging-type gearbox reliability test bench |
| CN105197021A (en) * | 2015-09-22 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Motor hold shaft installation type permanent-magnetic direct-drive bogie |
| CN106274919A (en) * | 2016-08-29 | 2017-01-04 | 中车大连机车车辆有限公司 | Express locomotive suspension device of motor |
| CN206387555U (en) * | 2017-01-19 | 2017-08-08 | 中车株洲电机有限公司 | Traction electric machine stator connection construction vibration experiment |
| CN207763914U (en) * | 2017-12-21 | 2018-08-24 | 中车株洲电机有限公司 | A kind of motor stator vibration testing device |
-
2017
- 2017-12-21 CN CN201711393834.3A patent/CN107917788B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2757408Y (en) * | 2004-12-24 | 2006-02-08 | 中国北车集团永济电机厂 | Welding machine base for pulse flow tracting moter |
| CN1817706A (en) * | 2006-02-27 | 2006-08-16 | 中国南车集团株洲电力机车有限公司 | Tractive motor hanging method and bogie for three-axial locomotive |
| CN201769828U (en) * | 2010-08-28 | 2011-03-23 | 中国北车集团大连机车车辆有限公司 | Rolling axle suspension bearing box for bogie |
| CN103112458A (en) * | 2013-01-05 | 2013-05-22 | 西南交通大学 | Motor wheel set unit of motor rigid shaft-holding gearless driving |
| CN104865068A (en) * | 2015-05-31 | 2015-08-26 | 吉林大学 | High-speed train power closed loop hanging-type gearbox reliability test bench |
| CN105197021A (en) * | 2015-09-22 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Motor hold shaft installation type permanent-magnetic direct-drive bogie |
| CN106274919A (en) * | 2016-08-29 | 2017-01-04 | 中车大连机车车辆有限公司 | Express locomotive suspension device of motor |
| CN206387555U (en) * | 2017-01-19 | 2017-08-08 | 中车株洲电机有限公司 | Traction electric machine stator connection construction vibration experiment |
| CN207763914U (en) * | 2017-12-21 | 2018-08-24 | 中车株洲电机有限公司 | A kind of motor stator vibration testing device |
Non-Patent Citations (2)
| Title |
|---|
| 张俊林: "牵引电动机机座的动态特性分析和疲劳寿命评估", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》, no. 05, pages 033 - 28 * |
| 王朋;: "某大型振动试验工装研究", 电子机械工程, no. 05, 15 October 2016 (2016-10-15), pages 19 - 22 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107917788B (en) | 2024-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5546545B2 (en) | Method for monitoring and / or analyzing an electric machine during operation of the rotor of the electric machine and apparatus for monitoring and / or analyzing the electric machine during operation | |
| CN103261904B (en) | The monitoring of electrically powered machine and fault diagnosis | |
| CN107246948B (en) | A kind of detection device and method of motor oscillating characteristic frequency | |
| CN207763914U (en) | A kind of motor stator vibration testing device | |
| CN203203788U (en) | Fatigue cycle test apparatus for compressor blade of aeroengine | |
| CN107015046A (en) | A kind of test device and method of testing of brushless electric machine counter electromotive force | |
| Tunggal et al. | The design of tachometer contact and non-contact using microcontroller | |
| CN107917788A (en) | A kind of motor stator vibration testing device | |
| CN102735381B (en) | Locked-rotor torque detection device and method for three-phase permanent magnet synchronous motor | |
| CN209979066U (en) | Motor vibration amplitude testing device | |
| CN108429406A (en) | A method of analysis stator core abnormal vibrations are monitored by air gap | |
| CN209589477U (en) | A kind of dynamic rate and dynamic antivibration testboard of foil dynamical pressure air transverse bearing | |
| CN205404757U (en) | Novel double -fed aerogenerator test platform | |
| Xu et al. | Eccentricity faults diagnosis based on motor stray magnetic field signature analysis | |
| Tunggal et al. | Design of contact and non-contact tachometer using microcontroller | |
| CN109946011A (en) | Linear motor normal force real-time test device | |
| CN205450117U (en) | Electrical sheet material iron core loss test system under motor environment | |
| CN109655097A (en) | Multistable energy capture experimental rig in a kind of rotating environment | |
| CN205669464U (en) | A kind of impeller of wind turbine set imbalance test system | |
| CN213714534U (en) | Device for measuring vibration of generator stator winding | |
| CN209166642U (en) | Device for on-line measurement rotor of turbogenerator set diameter of axle absolute vibration | |
| CN111637997A (en) | Permanent magnet synchronous motor tooth space torque testing device | |
| CN106197964A (en) | A kind of assay device of magnetic suspension dual-rotor structure | |
| CN109708892A (en) | A kind of dynamic rate and dynamic antivibration testboard of foil dynamical pressure air transverse bearing | |
| CN206321342U (en) | A kind of vibration detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |