CN201285335Y - Motor dynamometer for electric vehicle - Google Patents
Motor dynamometer for electric vehicle Download PDFInfo
- Publication number
- CN201285335Y CN201285335Y CNU2008201429531U CN200820142953U CN201285335Y CN 201285335 Y CN201285335 Y CN 201285335Y CN U2008201429531 U CNU2008201429531 U CN U2008201429531U CN 200820142953 U CN200820142953 U CN 200820142953U CN 201285335 Y CN201285335 Y CN 201285335Y
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- wheel
- electric motor
- motor car
- central shaft
- fixed
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Abstract
A dynamometer machine for an electric motor car motor has a structure that a stand is positioned on a lower support and is provided and fixed with other parts, a wheel fixed mount is positioned at the front end of the stand and is provided with wheels of a measured electric motor car, a center shaft is a central rotating shaft of the dynamometer machine for an electric motor car motor, and the front end of the center shaft is fixed with a rotating wheel which is fixed with a deflector rod with adjustable positions; the wheels of the measured electric motor car rotate to drive the center shaft to rotate through the deflector rod and the rotating wheel, the rear part of the rotating wheel is fixed with a speed measuring device for measuring the rotating speed, the middle of the center shaft is provided with a torsion sensor for measuring driving moments, and the rear part of the center shaft is provided with a magnetic power brake for generating damping moments. The dynamometer machine for an electric motor car motor enables the electric motor car motor to be convenient and fast for power measurement and has high measurement efficiency and low cost.
Description
Technical field
The utility model relates to the electric bicycle field.
Background technology
Electric bicycle is the people of nearest widespread use walking-replacing tools commonly used when going on a journey, and uses electric energy to be the energy, and is free from environmental pollution, because of laborsaving the liking of people that be subjected to very much of riding.Electric bicycle must have good quality and security performance, be quality and the use safely and effectively that guarantees electric bicycle, country issues and has been afraid of related standards, stipulated the performance of various electric bicycles in the related standards and detected test method, each manufacturer and relevant department must act in accordance with it.
It is essential test item that the power of motor of the electric bicycle among the relative national standards GB17761-1999 detects.
Electric bicycle uses electric energy to be the energy, and motor is installed in the central authorities of electric bicycle rear wheel, uses the electric bicycle rear wheel when motor power (output) detects.
Existing motor power (output) detects does not have advanced special-purpose testing machine, and test instrument complex structure, volume are very big, and troublesome poeration uses inconvenience, and test efficiency is low, and the cost height.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of electric vehicle motor dynamometer machine is provided, and overcomes above-mentioned shortcoming, makes motor power (output) easy to detect quick, the detection efficiency height, and cost is low.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: the electric vehicle motor dynamometer machine comprises support, wheel fixed mount, electric motor car wheel, swiveling wheel, driving lever, speed measuring device, central shaft, torque sensor, magnetic powder brake; Support is positioned at supported underneath and installs and fixes other parts; The wheel fixed mount is positioned at the front end of support, lays tested electric motor car wheel on the wheel fixed mount, and the electric motor car wheel rotates freely on the wheel fixed mount; Central shaft is the centre rotational axis of electric vehicle motor dynamometer machine, the central axis of central shaft be positioned at horizontal direction and and the central axis of electric motor car wheel be same central axis, the front end of central shaft is fixed with swiveling wheel, be fixed with the driving lever that to reconcile the position on the swiveling wheel, make the central shaft rotation by driving lever, swiveling wheel during the rotation of electric motor car wheel, the swiveling wheel rear portion is fixed with the speed measuring device of measuring rotational speed, and there is the torque sensor of measuring rotating torque at the middle part of central shaft; There is the magnetic powder brake that produces damping torque at the rear portion of central shaft.
The beneficial effects of the utility model are: the electric vehicle motor dynamometer machine makes motor power (output) easy to detect quick, the detection efficiency height, and cost is low.
Description of drawings
1. Fig. 1 is an electric vehicle motor dynamometer machine front view.
2. Fig. 2 is that the A of Fig. 1 is to view.
In the drawings:
1. support 2. wheel fixed mounts
3. electric motor car wheel 4. swiveling wheels
5. driving lever 6. speed measuring devices
7. central shaft 8. torque sensors
9. magnetic powder brake
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail: Fig. 1 is an electric vehicle motor dynamometer machine front view.Fig. 2 is that the A of Fig. 1 is to view.
By among Fig. 1 and Fig. 2 as seen, the electric vehicle motor dynamometer machine comprises support 1, wheel fixed mount 2, electric motor car wheel 3, swiveling wheel 4, driving lever 5, speed measuring device 6, central shaft 7, torque sensor 8, magnetic powder brake 9.
Support 1 is the base of electric vehicle motor dynamometer machine, is positioned at supported underneath and installs and fixes other parts.
Wheel fixed mount 2 is positioned at the front end of support 1, lay tested electric motor car wheel 3 on the wheel fixed mount 2, electric motor car wheel 3 rotates freely on wheel fixed mount 2, the situation of wheel rotary simulation electric motor car when riding, the power of imitation electric motor car wheel under the situation of different road conditions, resistance, speed.
Central shaft 7 is centre rotational axis of electric vehicle motor dynamometer machine, the central axis of central shaft 7 be positioned at horizontal direction and and the central axis of electric motor car wheel 3 be same central axis, the front end of central shaft 7 is fixed with swiveling wheel 4, be fixed with the driving lever 5 that to reconcile the position on the swiveling wheel 4, when the different electric motor car wheel of detected magnitude, driving lever 5 needs to reconcile its fixed position, makes central shaft 7 rotations by swiveling wheel 4, driving lever 5 during 3 rotations of electric motor car wheel.
Swiveling wheel 4 rear portions are fixed with the speed measuring device 6 of measuring rotational speed, and speed measuring device 6 detects and the electric motor car wheel 3 of record rotation and the rotating speed of central shaft 7.
There is the torque sensor 8 of measuring rotating torque at the middle part of central shaft 7.Torque sensor 8 detects the also torque of records center axle 7.
There is the magnetic powder brake 9 that produces damping torque at the rear portion of central shaft 7, and magnetic powder brake 9 produces damping torque, the damping torque situation of imitation when different road conditions, resistance, speed.
The method of testing of electric vehicle motor dynamometer machine is: at first electric motor car wheel 3 is fixed on the wheel fixed mount 2, electric motor car wheel 3 can rotate freely on wheel fixed mount 2, reconcile the position of driving lever 5, make central shaft 7 rotations by driving lever 5, swiveling wheel 4 when making 3 rotations of electric motor car wheel, open the electric vehicle motor dynamometer machine, the electric vehicle motor energized, motor is progressively loaded, to nominal torque, on the electric vehicle motor dynamometer machine, read its specified continuous power, and record, defective if continuous power greater than setting, is.
It is easy to detect quick to carry out motor power (output) with the electric vehicle motor dynamometer machine, the detection efficiency height, and cost is low.
Claims (1)
1. electric vehicle motor dynamometer machine, it is characterized in that: the electric vehicle motor dynamometer machine comprises support (1), wheel fixed mount (2), electric motor car wheel (3), swiveling wheel (4), driving lever (5), speed measuring device (6), central shaft (7), torque sensor (8), magnetic powder brake (9); Support (1) is positioned at supported underneath and installs and fixes other parts; Wheel fixed mount (2) is positioned at the front end of support (1), lays tested electric motor car wheel (3) on the wheel fixed mount (2), and electric motor car wheel (3) rotates freely on wheel fixed mount (2); Central shaft (7) is the centre rotational axis of electric vehicle motor dynamometer machine, the central axis of central shaft (7) be positioned at horizontal direction and and the central axis of electric motor car wheel (3) be same central axis, the front end of central shaft (7) is fixed with swiveling wheel (4), be fixed with the driving lever (5) that to reconcile the position on the swiveling wheel (4), make central shaft (7) rotation by driving lever (5), swiveling wheel (4) during electric motor car wheel (3) rotation, swiveling wheel (4) rear portion is fixed with the speed measuring device (6) of measuring rotational speed; There is the torque sensor (8) of measuring rotating torque at the middle part of central shaft (7); There is the magnetic powder brake (9) that produces damping torque at the rear portion of central shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201429531U CN201285335Y (en) | 2008-11-07 | 2008-11-07 | Motor dynamometer for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201429531U CN201285335Y (en) | 2008-11-07 | 2008-11-07 | Motor dynamometer for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285335Y true CN201285335Y (en) | 2009-08-05 |
Family
ID=40950321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201429531U Expired - Fee Related CN201285335Y (en) | 2008-11-07 | 2008-11-07 | Motor dynamometer for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285335Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401711A (en) * | 2010-09-16 | 2012-04-04 | 硅谷微E股份有限公司 | Bicycle ergometer with sensor mounted on bicycle frame |
| CN102680154A (en) * | 2012-05-28 | 2012-09-19 | 南通铁人运动用品有限公司 | Torsion test machine for exercise bikes |
| CN102928142A (en) * | 2012-10-30 | 2013-02-13 | 福州天一同益电气有限公司 | Detection method and device used for detecting output torque of electric chassis car |
| CN103335763A (en) * | 2013-07-22 | 2013-10-02 | 南通连德铸造有限公司 | Novel magnetic powder dynamometer |
| CN103968985A (en) * | 2014-05-22 | 2014-08-06 | 深圳万讯自控股份有限公司 | Alternating-current dynamometer |
| CN104155038A (en) * | 2014-07-28 | 2014-11-19 | 华东交通大学 | Method for quickly testing power of electric sawing machine in non-contact manner |
| CN109342062A (en) * | 2018-08-29 | 2019-02-15 | 贵州华烽电器有限公司 | A kind of load running-in platform and load running-in adjustment method for transmission device |
-
2008
- 2008-11-07 CN CNU2008201429531U patent/CN201285335Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401711A (en) * | 2010-09-16 | 2012-04-04 | 硅谷微E股份有限公司 | Bicycle ergometer with sensor mounted on bicycle frame |
| CN102680154A (en) * | 2012-05-28 | 2012-09-19 | 南通铁人运动用品有限公司 | Torsion test machine for exercise bikes |
| CN102928142A (en) * | 2012-10-30 | 2013-02-13 | 福州天一同益电气有限公司 | Detection method and device used for detecting output torque of electric chassis car |
| CN103335763A (en) * | 2013-07-22 | 2013-10-02 | 南通连德铸造有限公司 | Novel magnetic powder dynamometer |
| CN103968985A (en) * | 2014-05-22 | 2014-08-06 | 深圳万讯自控股份有限公司 | Alternating-current dynamometer |
| CN103968985B (en) * | 2014-05-22 | 2016-08-24 | 深圳万讯自控股份有限公司 | A kind of ac dynamometer |
| CN104155038A (en) * | 2014-07-28 | 2014-11-19 | 华东交通大学 | Method for quickly testing power of electric sawing machine in non-contact manner |
| CN109342062A (en) * | 2018-08-29 | 2019-02-15 | 贵州华烽电器有限公司 | A kind of load running-in platform and load running-in adjustment method for transmission device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20111107 |