CN104569810A - Load testing system for high-speed motor - Google Patents
Load testing system for high-speed motor Download PDFInfo
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- CN104569810A CN104569810A CN201310521151.7A CN201310521151A CN104569810A CN 104569810 A CN104569810 A CN 104569810A CN 201310521151 A CN201310521151 A CN 201310521151A CN 104569810 A CN104569810 A CN 104569810A
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Abstract
The invention belongs to a motor testing system, and particularly discloses a load testing system for a high-speed motor. The load testing system comprises a dynamometer, a platform, a testing frame, a motor to be tested, a bearing seat, connecting shafts and high-speed bearings, wherein the platform is arranged on the testing frame; the dynamometer and the bearing seat are arranged on the platform; the high-speed bearings are arranged in the bearing seat; the dynamometer is connected with the motor to be tested through the connecting shafts; the middle parts of the connecting shafts are positioned in the high-speed bearings; the motor to be tested is fixed on the side wall of the bearing seat. The load testing system disclosed by the invention has the motor testing capacities under the conditions of rated power of 12 kW, rated torque of 20 Nm and maximum revolving speed of 30000 rpm, so that researching and testing capacities are greatly improved, the loading test requirement of the high-speed motor of which the rotational speed is as high as 12000 rpm is met, and the reliability of high-speed running of the testing system can be ensured.
Description
Technical field
The invention belongs to a kind of Motor-Testing System, be specifically related to a kind of high-speed electric expreess locomotive load test system for Aero-Space, power domain.
Background technology
Along with further developing of aerospace engineering, improve constantly the reliability of space flight model servo-drive system necessary electromotor and performance requirement, pot-motor demand also constantly increases.
And Motor-Testing System can not meet the testing requirements of 12000rpm high-speed electric expreess locomotive in the past, and it is not steady to there is high-speed cruising, the problems such as reliability is low.And existing most of motor experimental bench rotating speed is up to 11000rpm, high-power, pot motor test cannot be completed, part model high-speed electric expreess locomotive test demand cannot be met.
Summary of the invention
The object of the present invention is to provide a kind of high-speed electric expreess locomotive load test system, this system possesses the motor test ability of rated power 12kW, nominal torque 20N.m, maximum speed 30000rpm, significantly improve development test ability, meet the load test requirement of rotating speed up to 12000rpm high-speed electric expreess locomotive, and the reliability of pilot system high-speed cruising can be guaranteed.
Realize the technical scheme of the object of the invention: a kind of high-speed electric expreess locomotive load test system, this system comprises dynamometer machine, platform, test-bed, tested motor, bearing seat, coupling shaft and high-speed bearing, test-bed is provided with platform, platform is provided with dynamometer machine and bearing seat, high-speed bearing is provided with in bearing seat, dynamometer machine is connected with tested motor by coupling shaft, is positioned at high-speed bearing in the middle part of coupling shaft, and tested motor is fixed on the sidewall of bearing seat.
Shaft coupling is provided with between described dynamometer machine and coupling shaft.
Coupling Shaft is provided with between described coupling shaft and tested motor.
Protective cover is provided with outside described shaft coupling, coupling shaft, Coupling Shaft.
Described tested motor is fixed on the sidewall of bearing seat by mounting flange.
Be provided with supporting leg bottom described test-bed, supporting leg is provided with Damping cushion.
Advantageous Effects of the present invention is: Test-bed Design is also become fixed by pilot system test-bed Rigidity and strength of the present invention, in order to avoid or to reduce vibration.Pilot system of the present invention has the high characteristic of high rotating speed operation stability, and namely under higher rate, running can held stationary running.Installation effectiveness is high.Pilot system of the present invention adopts switching tooling (mounting flange) directly to install tested motor, adjusts concentric operation without the need to carrying out at every turn, can the tested motor of rapid-mounted, greatly improves installation effectiveness.Outside exposed rotary part shaft coupling, coupling shaft, Coupling Shaft, safety device protective cover is set, effectively can prevents the foreign matter splashing accident because High Rotation Speed causes.Shaft coupling adopts spline nested structure, and external diameter is little, and material adopts titanium alloy, reduces the weight of shaft coupling, thus reduces centrifugal force, axle system is operated more stable, regulates and facilitates with one heart.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high-speed electric expreess locomotive pilot system provided by the present invention;
Fig. 2 is motor installation form schematic diagram provided by the present invention;
Fig. 3 is shaft coupling schematic diagram provided by the present invention;
Fig. 4 is the cut-open view of shaft coupling provided by the present invention;
Fig. 5 is coupling shaft schematic diagram provided by the present invention;
Fig. 6 is testing of electric motors mounting flange schematic diagram provided by the present invention;
Fig. 7 is Coupling Shaft schematic diagram provided by the present invention.
In figure: 1. dynamometer machine, 2.T type platform, 3. test-bed, 4. tested motor, 5. bearing seat, 6. protective cover, 7. Damping cushion, 8. shaft coupling, 9. coupling shaft, 10. Coupling Shaft, 11. mounting flanges, 12. high-speed bearings.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, a kind of high-speed electric expreess locomotive pilot system provided by the present invention comprises dynamometer machine 1, T-shaped platform 2, test-bed 3, tested motor 4, bearing seat 5, protective cover 6, Damping cushion 7, shaft coupling 8, coupling shaft 9, Coupling Shaft 10, mounting flange 11, high-speed bearing 12 and water cooling system.4 supporting legs are provided with, each installation Damping cushion 7 on 4 supporting legs bottom test-bed 3.Test-bed 3 upper surface is bolted to connection T-shaped platform 2.T-shaped platform 2 upper surface one end is bolted to connection dynamometer machine 1; The T-shaped platform 2 upper surface other end is bolted to connection bearing seat 5.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the output terminal of dynamometer machine 1 is nested in one end of shaft coupling 8, passes through spline joint between shaft coupling 8 and dynamometer machine 1.Be provided with two high-speed bearings 12 in bearing seat 5, be provided with coupling shaft 9 in high-speed bearing 12, be positioned at high-speed bearing 12 in the middle part of coupling shaft 9, the model of high-speed bearing 12 is 7204, FAG high precision angular contact ball bearing, maximum speed 30000rpm.One end of coupling shaft 9 is plugged in shaft coupling 8, passes through spline joint between shaft coupling 8 and coupling shaft 9.Be plugged with Coupling Shaft 10 in the other end of coupling shaft 9 and pass through spline joint between the two.Coupling Shaft 10 is male splines formula structure, and the other end of Coupling Shaft 10 is plugged in the output shaft female spline of tested motor 4.Shaft coupling 8, coupling shaft 9, Coupling Shaft 10, bearing seat 5 outside are provided with protective cover 6, are bolted on test-bed 3 bottom protective cover 6.Tested motor 4 is fixedly connected on by mounting flange 11 on the sidewall of bearing seat 5, is bolted to connection between mounting flange 11 and tested motor 4 sidewall, bearing seat 5 sidewall.The output shaft of tested motor 4 is positioned at the center pit of mounting flange 11.Water cooling system and dynamometer machine 1 are by cross current, and the temperature of water cooling system controlled cooling model water, realizes the constant temperature control of this pilot system, ensure that this pilot system can long-play, can not Yin Wendu is too high cannot normally work, and increase work efficiency.
Below in conjunction with Fig. 1 and Fig. 2, the principle of work of a kind of high-speed electric expreess locomotive pilot system provided by the present invention is described: tested motor 4 can be DC Brushless Motor.Start dynamometer machine 1, dynamometer machine 1 by shaft coupling 8, coupling shaft 9, Coupling Shaft 10 to the output shaft transmitting torque of tested motor 4.Realize the permanent moment of torsion of tested motor 4, peak torque test, the temperature sensor that motor input signal, motor cover and moment of torsion tach signal are measured simultaneously.
As shown in Figure 1, test-bed 3 is formed by the square tubes soldering of 100 × 100mm, between dynamometer machine 1 and test-bed 2, increase T-shaped platform, for fixed dynamometer 1 and bearing seat 5, makes dynamometer machine 1 and bearing seat 5 in one plane, is convenient to the adjustment of right alignment.
As shown in Figure 2 and Figure 5, tested motor 4 is connected with bearing seat by the vertical installation form of switching tooling mounting flange 11, can the Rigidity and strength of strengthen test stand 3, adapts to high-revolving motor test requirement.Tested motor 4 needs are connected with mounting flange 11, can test and without concentricity adjusting to different motors.
In conjunction with the accompanying drawings and embodiments the present invention is explained in detail above, but the present invention is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from present inventive concept.The content be not described in detail in the present invention all can adopt prior art.
Claims (6)
1. a high-speed electric expreess locomotive load test system, it is characterized in that: this system comprises dynamometer machine (1), platform (2), test-bed (3), tested motor (4), bearing seat (5), coupling shaft (9) and high-speed bearing (12), test-bed (3) is provided with platform (2), platform (2) is provided with dynamometer machine (1) and bearing seat (5), high-speed bearing (12) is provided with in bearing seat (5), dynamometer machine (1) is connected with tested motor (4) by coupling shaft (9), coupling shaft (9) middle part is positioned at high-speed bearing (12), tested motor (4) is fixed on the sidewall of bearing seat (5).
2. a kind of high-speed electric expreess locomotive load test system according to claim 1, is characterized in that: be provided with shaft coupling (8) between described dynamometer machine (1) and coupling shaft (9).
3. a kind of high-speed electric expreess locomotive load test system according to claim 2, is characterized in that: be provided with Coupling Shaft (10) between described coupling shaft (9) and tested motor (4).
4. a kind of high-speed electric expreess locomotive load test system according to claim 3, is characterized in that: be provided with protective cover (6) outside described shaft coupling (8), coupling shaft (9), Coupling Shaft (10).
5. a kind of high-speed electric expreess locomotive load test system according to claim 4, is characterized in that: described tested motor (4) is fixed on the sidewall of bearing seat (5) by mounting flange (11).
6. a kind of high-speed electric expreess locomotive load test system according to claim 5, is characterized in that: described test-bed (3) bottom is provided with supporting leg, and supporting leg is provided with Damping cushion (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310521151.7A CN104569810A (en) | 2013-10-29 | 2013-10-29 | Load testing system for high-speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310521151.7A CN104569810A (en) | 2013-10-29 | 2013-10-29 | Load testing system for high-speed motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104569810A true CN104569810A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201310521151.7A Pending CN104569810A (en) | 2013-10-29 | 2013-10-29 | Load testing system for high-speed motor |
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| CN (1) | CN104569810A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230197A (en) * | 2016-08-19 | 2016-12-14 | 东风汽车公司 | A kind of motor revolves dress of exchanging work |
| CN106291358A (en) * | 2016-08-19 | 2017-01-04 | 无锡市朗迪测控技术有限公司 | New forms of energy electromechanical testing platform |
| CN108287309A (en) * | 2018-02-09 | 2018-07-17 | 天津沃都电气设备有限公司 | A kind of high-speed permanent magnet motor testing stand |
| CN108646179A (en) * | 2018-07-25 | 2018-10-12 | 芜湖通力电机有限责任公司 | A kind of power of motor is test bed and test method |
| CN109141702A (en) * | 2018-08-24 | 2019-01-04 | 智车优行科技（上海）有限公司 | A kind of driving motor inner walkway method and system |
| WO2021203151A1 (en) | 2020-04-07 | 2021-10-14 | Tectos Gmbh | Measuring and testing device for rapidly rotating electric machines |
| CN114019375A (en) * | 2021-11-09 | 2022-02-08 | 贵州航天林泉电机有限公司 | High-speed short-shaft motor test device |
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| US4335619A (en) * | 1980-03-05 | 1982-06-22 | Westinghouse Electric Corp. | Motor load test apparatus |
| CN101000281A (en) * | 2006-12-28 | 2007-07-18 | 奇瑞汽车有限公司 | Bench test device for power assembly of mixed power electric vehicle |
| CN200979589Y (en) * | 2006-12-13 | 2007-11-21 | 谢步明 | A middle-high power motor test platform system |
| CN201218836Y (en) * | 2008-07-16 | 2009-04-08 | 泰豪科技股份有限公司 | High-speed, heavy-duty, medium and small sized generator tester |
| CN202093145U (en) * | 2011-04-21 | 2011-12-28 | 上海电机系统节能工程技术研究中心有限公司 | Electrical performance testing device for high rotation speed motor |
| CN202102090U (en) * | 2011-06-28 | 2012-01-04 | 重庆长安汽车股份有限公司 | Motor stand test installation tool for electric vehicles |
| CN202177688U (en) * | 2011-06-30 | 2012-03-28 | 南京王行航空附件维修工程有限公司 | Integrated test system for airplane electric accessory motor-type test |
| WO2011112149A3 (en) * | 2010-03-10 | 2012-08-09 | Ho Weng Khin | Test platform for electric alternators |
| CN102706564A (en) * | 2012-06-21 | 2012-10-03 | 株洲中达特科电子科技有限公司 | Motor test system and control method for electric vehicle |
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2013
- 2013-10-29 CN CN201310521151.7A patent/CN104569810A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4335619A (en) * | 1980-03-05 | 1982-06-22 | Westinghouse Electric Corp. | Motor load test apparatus |
| CN200979589Y (en) * | 2006-12-13 | 2007-11-21 | 谢步明 | A middle-high power motor test platform system |
| CN101000281A (en) * | 2006-12-28 | 2007-07-18 | 奇瑞汽车有限公司 | Bench test device for power assembly of mixed power electric vehicle |
| CN201218836Y (en) * | 2008-07-16 | 2009-04-08 | 泰豪科技股份有限公司 | High-speed, heavy-duty, medium and small sized generator tester |
| WO2011112149A3 (en) * | 2010-03-10 | 2012-08-09 | Ho Weng Khin | Test platform for electric alternators |
| CN202093145U (en) * | 2011-04-21 | 2011-12-28 | 上海电机系统节能工程技术研究中心有限公司 | Electrical performance testing device for high rotation speed motor |
| CN202102090U (en) * | 2011-06-28 | 2012-01-04 | 重庆长安汽车股份有限公司 | Motor stand test installation tool for electric vehicles |
| CN202177688U (en) * | 2011-06-30 | 2012-03-28 | 南京王行航空附件维修工程有限公司 | Integrated test system for airplane electric accessory motor-type test |
| CN102706564A (en) * | 2012-06-21 | 2012-10-03 | 株洲中达特科电子科技有限公司 | Motor test system and control method for electric vehicle |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230197A (en) * | 2016-08-19 | 2016-12-14 | 东风汽车公司 | A kind of motor revolves dress of exchanging work |
| CN106291358A (en) * | 2016-08-19 | 2017-01-04 | 无锡市朗迪测控技术有限公司 | New forms of energy electromechanical testing platform |
| CN106230197B (en) * | 2016-08-19 | 2018-09-25 | 东风汽车公司 | A kind of motor rotation change tooling |
| CN108287309A (en) * | 2018-02-09 | 2018-07-17 | 天津沃都电气设备有限公司 | A kind of high-speed permanent magnet motor testing stand |
| CN108646179A (en) * | 2018-07-25 | 2018-10-12 | 芜湖通力电机有限责任公司 | A kind of power of motor is test bed and test method |
| CN109141702A (en) * | 2018-08-24 | 2019-01-04 | 智车优行科技（上海）有限公司 | A kind of driving motor inner walkway method and system |
| CN109141702B (en) * | 2018-08-24 | 2021-03-23 | 智车优行科技（上海）有限公司 | Method and system for testing internal resistance of driving motor |
| WO2021203151A1 (en) | 2020-04-07 | 2021-10-14 | Tectos Gmbh | Measuring and testing device for rapidly rotating electric machines |
| CN114019375A (en) * | 2021-11-09 | 2022-02-08 | 贵州航天林泉电机有限公司 | High-speed short-shaft motor test device |
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Application publication date: 20150429 |