CN203658033U - Testing stand for eddy current retarder - Google Patents
Testing stand for eddy current retarder Download PDFInfo
- Publication number
- CN203658033U CN203658033U CN201320821276.7U CN201320821276U CN203658033U CN 203658033 U CN203658033 U CN 203658033U CN 201320821276 U CN201320821276 U CN 201320821276U CN 203658033 U CN203658033 U CN 203658033U
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- CN
- China
- Prior art keywords
- eddy current
- flywheel
- retarder
- electromagnetic clutch
- electromagnetic
- 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.)
- Expired - Fee Related
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- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model relates to a testing stand for testing the auxiliary braking performance of an eddy current retarder. The testing stand comprises a frequency-conversion speed regulating motor, a frequency converter, an electromagnetic clutch, a bearing pedestal, a flywheel, a rotating speed and torque sensor, a main shaft, an eddy current retarder and a bracket. The frequency-conversion speed regulating motor is controlled by the frequency converter. The output shaft of the frequency-conversion speed regulating motor is configured to control the flywheel to rotate by means of the electromagnetic clutch. The rotating speed and torque sensor is arranged between the flywheel and the eddy current retarder. The testing stand also comprises a control device connected with a computer, and a temperature detector used for detecting the temperature of the eddy current retarder. The control device is capable of controlling the engagement of the electromagnetic clutch, and receiving signals sent by the rotating speed and torque sensor and the temperature detector. The testing stand provided by the utility model is simple in structure, easy in operation, and accurate and reliable in detection result.
Description
Technical field
the utility model belongs to vehicle testing technical field, relates to a kind of testing table for detection of current vortex buffer auxiliary braking performance
.
Background technology
Detent is the important component part of vehicle, is vital safety feature.Vehicle braking for a long time can cause brake disc overheated, has reduced vehicle braking performances.On automobile, increase complemental brake system and become an important channel of improving vehicle braking performances and driving safety.Current vehicle is the complemental brake system as vehicle mainly with provided with electric eddy current retarder.Current vortex retarder can be shunted 30% ~ 80% brake load, improves driving safety.But the heating of eddy current retarder stators itself and be subject to the impact of rotor temperature rise, has reduced the braking capacity of current vortex retarder, has shortened the service time of current vortex retarder.Therefore,, in order to ensure the driving safety of vehicle, need to detect the braking ability of current vortex retarder.
Utility model content
technical problem to be solved in the utility model is: a kind of testing table that can detect current vortex buffer auxiliary braking performance is provided.
The technical solution of the utility model is: a kind of Electromagnetic Eddy Current Retarder, comprises frequency control motor, frequency converter, electromagnetic clutch, bearing seat, flywheel, torque and speed sensors, main shaft, current vortex retarder, support; Described frequency control motor is by described Frequency Converter Control, and the output shaft of described frequency control motor rotates by electromagnetic clutch control flywheel; Between described flywheel and current vortex retarder, be provided with torque and speed sensors; Described Electromagnetic Eddy Current Retarder also comprises and is connected to the control device of computer and the temperature monitor for detection of electric vortex buffering actuator temperature; Described control device can be controlled the joint of electromagnetic clutch, and can accept the signal that torque and speed sensors and temperature monitor spread out of.
Between frequency control motor and electromagnetic clutch, be provided with gear case, when the output speed of frequency control motor is during lower than the real work rotating speed of current vortex retarder, the ratio of gear of regulating tooth roller box makes the rotating speed of the output shaft output of gear case meet the actual speed requirement of vehicle.
Described flywheel place axle is arranged on bearing seat by radial thrust bearing, is used for reducing axial motion.
Flywheel to be shaped as outer ring thick, inner ring is thin, to reduce the weight of flywheel.
Described electromagnetic clutch is flange-type electromagnetic clutch.
Described temperature monitor be fixed on the direct-connected support of described current vortex retarder on, the temperature rise of the temperature rise indirect detection current vortex retarder by Bracket for Inspection.
The utility model has the advantages that: the utility model is simple in structure, simple to operate, testing result accurately and reliably.
Brief description of the drawings
fig. 1 is the one-piece construction schematic diagram of Electromagnetic Eddy Current Retarder;
Embodiment
Below in conjunction with the drawings and specific embodiments, Electromagnetic Eddy Current Retarder of the present utility model is described in further detail.
A kind of Electromagnetic Eddy Current Retarder, comprises frequency control motor 1, frequency converter 2, electromagnetic clutch 3, bearing seat, flywheel 5, torque and speed sensors 6, main shaft 7, current vortex retarder 8, support 11; Described frequency control motor 1 is controlled by described frequency converter 2, by regulating the output frequency of frequency converter 2 to change the frequency of frequency control motor 1, and then controls the torque and rotational speed of frequency control motor 1.Between frequency control motor 1 and electromagnetic clutch 3, be provided with gear case 13, described electromagnetic clutch 3 is selected flange-type electromagnetic clutch.
The right-hand member of described flywheel shaft 4 is connected with one end of torque and speed sensors 6 by shaft coupling, and the other end of torque and speed sensors 6 is connected with one end of main shaft 7 by shaft coupling.Described main shaft 7 is fixed on support stand 12 by bearing seat, and the other end of described main shaft 7 is connected with the rotor of current vortex retarder 8.
Described Electromagnetic Eddy Current Retarder is also provided with and is connected to the control device 10 of computer and the temperature monitor 9 for detection of electric vortex buffering actuator temperature.Described control device 10 can be controlled the joint of electromagnetic clutch 3, and can accept the signal that torque and speed sensors 6 and temperature monitor 9 spread out of.In the time that control device 10 engages signal to electromagnetic clutch 3 outputs, the output of gear case 13 passes to flywheel shaft 4 by electromagnetic clutch 3; In the time that control device 10 is exported separation signal to electromagnetic clutch 3, electromagnetic clutch 3 interrupts the output shaft of gear case 13 and being connected of flywheel shaft 4.
Described temperature monitor 9 be fixed on the direct-connected support 11 of described current vortex retarder 8 on.
Concrete detection method is as follows:
Claims (6)
1. an Electromagnetic Eddy Current Retarder, comprises frequency control motor (1), frequency converter (2), electromagnetic clutch (3), bearing seat, flywheel (5), torque and speed sensors (6), main shaft (7), current vortex retarder (8), support (11); Described frequency control motor (1) is controlled by described frequency converter (2), it is characterized in that: the output shaft of described frequency control motor (1) is controlled flywheel (5) rotation by electromagnetic clutch (3); Between described flywheel (5) and current vortex retarder (8), be provided with torque and speed sensors (6); Described Electromagnetic Eddy Current Retarder also comprises and is connected to the control device (10) of computer and the temperature monitor (9) for detection of current vortex retarder (8) temperature; Described control device (10) can be controlled the joint of electromagnetic clutch (3), and can accept the signal that torque and speed sensors (6) and temperature monitor (9) spread out of.
2. Electromagnetic Eddy Current Retarder according to claim 1, is characterized in that:
Between frequency control motor (1) and electromagnetic clutch (3), be provided with gear case (13).
3. Electromagnetic Eddy Current Retarder according to claim 1, is characterized in that: described flywheel (5) place axle is arranged on bearing seat by radial thrust bearing.
4. Electromagnetic Eddy Current Retarder according to claim 1, is characterized in that: described flywheel (5) to be shaped as outer ring thick, inner ring is thin.
5. Electromagnetic Eddy Current Retarder according to claim 1, is characterized in that: described electromagnetic clutch (3) is flange-type electromagnetic clutch.
6. Electromagnetic Eddy Current Retarder according to claim 1, is characterized in that: described temperature monitor (9) be fixed on the direct-connected support of described current vortex retarder (8) (11) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320821276.7U CN203658033U (en) | 2013-12-13 | 2013-12-13 | Testing stand for eddy current retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320821276.7U CN203658033U (en) | 2013-12-13 | 2013-12-13 | Testing stand for eddy current retarder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203658033U true CN203658033U (en) | 2014-06-18 |
Family
ID=50924410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320821276.7U Expired - Fee Related CN203658033U (en) | 2013-12-13 | 2013-12-13 | Testing stand for eddy current retarder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203658033U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181361A (en) * | 2015-09-08 | 2015-12-23 | 中国铁道科学研究院 | High-speed train eddy current brake performance test device and method |
| CN105300708A (en) * | 2015-11-21 | 2016-02-03 | 成都科瑞信科技有限责任公司 | Eddy current retarder test system based on torque signal filtering adjustment |
| CN105424379A (en) * | 2015-11-21 | 2016-03-23 | 成都科瑞信科技有限责任公司 | Eddy current retarder testing system based on adjustable signal filtering and temperature detection |
| CN105486516A (en) * | 2015-11-21 | 2016-04-13 | 成都科瑞信科技有限责任公司 | Eddy current retarder test system based on accurate temperature detection |
| CN112857792A (en) * | 2021-02-01 | 2021-05-28 | 北京理工大学 | Multistage dynamic continuously adjustable variable-rotation inertia hydraulic retarder test bed |
| CN113063571A (en) * | 2019-12-30 | 2021-07-02 | 中国科学院沈阳自动化研究所 | Retarder detection test platform |
| CN113153795A (en) * | 2021-04-09 | 2021-07-23 | 西安热工研究院有限公司 | System for improving stability of online high-low rotating speed switching of fan |
| CN114659781A (en) * | 2022-03-18 | 2022-06-24 | 一汽解放汽车有限公司 | Rack testing system and testing method for retarder constant speed control |
-
2013
- 2013-12-13 CN CN201320821276.7U patent/CN203658033U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181361A (en) * | 2015-09-08 | 2015-12-23 | 中国铁道科学研究院 | High-speed train eddy current brake performance test device and method |
| CN105300708A (en) * | 2015-11-21 | 2016-02-03 | 成都科瑞信科技有限责任公司 | Eddy current retarder test system based on torque signal filtering adjustment |
| CN105424379A (en) * | 2015-11-21 | 2016-03-23 | 成都科瑞信科技有限责任公司 | Eddy current retarder testing system based on adjustable signal filtering and temperature detection |
| CN105486516A (en) * | 2015-11-21 | 2016-04-13 | 成都科瑞信科技有限责任公司 | Eddy current retarder test system based on accurate temperature detection |
| CN113063571A (en) * | 2019-12-30 | 2021-07-02 | 中国科学院沈阳自动化研究所 | Retarder detection test platform |
| CN112857792A (en) * | 2021-02-01 | 2021-05-28 | 北京理工大学 | Multistage dynamic continuously adjustable variable-rotation inertia hydraulic retarder test bed |
| CN112857792B (en) * | 2021-02-01 | 2022-05-10 | 北京理工大学 | Multistage dynamic continuously adjustable variable-rotation inertia hydraulic retarder test bed |
| CN113153795A (en) * | 2021-04-09 | 2021-07-23 | 西安热工研究院有限公司 | System for improving stability of online high-low rotating speed switching of fan |
| CN114659781A (en) * | 2022-03-18 | 2022-06-24 | 一汽解放汽车有限公司 | Rack testing system and testing method for retarder constant speed control |
| CN114659781B (en) * | 2022-03-18 | 2023-10-03 | 一汽解放汽车有限公司 | Bench test system and test method for retarder constant speed control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20151213 |
|
| EXPY | Termination of patent right or utility model |