CN202382908U - Shaft unbalanced fault simulation system of gearbox - Google Patents
Shaft unbalanced fault simulation system of gearbox Download PDFInfo
- Publication number
- CN202382908U CN202382908U CN2011205672878U CN201120567287U CN202382908U CN 202382908 U CN202382908 U CN 202382908U CN 2011205672878 U CN2011205672878 U CN 2011205672878U CN 201120567287 U CN201120567287 U CN 201120567287U CN 202382908 U CN202382908 U CN 202382908U
- Authority
- CN
- China
- Prior art keywords
- gear case
- simulation system
- unbalanced shaft
- fault simulation
- shaft
- 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
Links
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a shaft unbalanced fault simulation system of a gearbox. The shaft unbalanced fault simulation system comprises an electromotor, the gearbox, a plurality of balance weight blocks, a balance weight disk with a plurality of punch holes, a pair of noise sensors, at least a pair of vibration sensors and a collection module, wherein a plurality of states of shaft unbalance of the gearbox are simulated through the number and position of the punch holes occupied by the balance weight blocks on the balance weight disk, meanwhile, parameters of different states are detected by the noise sensors and the vibration sensors, various shaft unbalanced states and the parameters corresponding to different states are collected and recorded by the collection module, and the states and the parameters are used as foundation for analyzing the shaft unbalance of the gearbox of a double-fed wind generating set to play a role of guide for practical shaft unbalanced fault analysis so as to help to improve the efficiency of maintenance.
Description
Technical field
The utility model relates to a kind of unbalanced shaft fault simulation examining system of gear case of wind power generating set, relates in particular to a kind of unbalanced shaft fault to the technological gear case that is adopted of double-fed wind generating is carried out the gear case of simulation test on the basis of not destroying physical arrangement unbalanced shaft fault simulation system.
Background technology
As everyone knows, the gear case in the wind power generating set be one very important also be one of expensive component, its main function is to make it obtain corresponding rotating speeds to generator the transmission of power that wind wheel is produced under wind action.But regrettably; Gear case also is parts that often go wrong, and unbalanced shaft also is a major failure of gear case, no matter how high technology and machining precision be; Axle in the gear case all can have uneven the generation; If uneven above certain limit, will produce bigger influence to the normal operating condition of gear case, can produce major accident when serious.
And the unbalanced shaft malfunction of gear case has a variety of; In actual moving process; Possibly just run into wherein one or more, can't estimate all malfunctions of unbalanced shaft, so; In case when the unbalanced shaft malfunction of gear case is the situation that seldom runs at ordinary times, then can correspondingly increase the time that the maintenance personal searches, judges, fixes a breakdown.
Therefore; How to design a kind of unbalanced shaft fault simulation system of gear case; Various states with simulation unbalanced shaft on the basis of not destroying physical arrangement; And then the unbalanced shaft fault analysis of reality played good directive function, and improve maintenance efficiency, become the problem that those skilled in the art need solve.
The utility model content
Shortcoming in view of above-mentioned prior art; A purpose of the utility model is to provide a kind of unbalanced shaft fault simulation system of gear case; Various states with simulation unbalanced shaft on the basis of not destroying physical arrangement; And then the unbalanced shaft fault of reality played good directive function, and improve maintenance efficiency.
For reaching above-mentioned and other purposes, the utility model provides a kind of unbalanced shaft fault simulation system of gear case, it is characterized in that, the unbalanced shaft fault simulation system of this gear case comprises: motor; Gear case has input end and output terminal, and its input end connects this motor through a clutch shaft bearing; A plurality of balancing weights; Balancing disk connects the output terminal of this gear case through one second bearing, and is evenly distributed with a plurality of perforation that supply the configuration balancing weight on this balancing disk, and the not homologous state of simulation unbalanced shaft; A pair of noise transducer is separately positioned on this clutch shaft bearing and this second bearing place; At least one pair of vibration transducer is separately positioned on this input end and this output terminal; And acquisition module, connect this to noise transducer and at least one pair of vibration transducer, and be captured under the different state parameter that this noise transducer and vibration transducer detected.
In an embodiment of the unbalanced shaft fault simulation system of the gear case of the utility model, this balancing weight combines with the bolt mode with this perforation.This vibration transducer is an acceleration transducer.The quantity of this balancing weight is more than or equal to the quantity of this perforation.
In sum, the unbalanced shaft fault simulation system of the gear case that the utility model provided mainly is the balancing disk that has a plurality of perforation in the output terminal connection one of gear case, and takies the number and the position of the perforation of this balancing disk through the configuration balancing weight; And the various states of simulation unbalanced shaft; Simultaneously, detect the parameter under different conditions, and cooperate the parameter under various unbalanced shaft states under this acquisition module acquisition and recording and the corresponding different conditions by noise transducer and vibration transducer; With by respectively this state and parameter foundation as the unbalanced shaft of the gear case of analyzing the double feed wind power generator group; Unbalanced shaft fault analysis to reality plays directive function, so, even run into the unbalanced shaft state of the gear case of in actual maintenance process, seldom meeting; Also can be through the noise or the vibration parameters of detection of gear case; And from the parameter of simulation, find out corresponding status information, help finding fast the reason of fault, and then improve the efficient of maintenance.
Description of drawings
Fig. 1 is the topology layout figure of the unbalanced shaft fault simulation system of the gear case of demonstration the utility model.
Fig. 2 is the side view of a preferred embodiment of the balancing disk in the displayed map 1.
The simple declaration of element numbers
11 motor
12 gear casees
121 input ends
122 output terminals
13 balancing weights
14 balancing disks
141, k1～k12 perforation
15 noise transducers
16 vibration transducers
17 acquisition modules
The a clutch shaft bearing
B second bearing
Embodiment
Below through the embodiment of specific instantiation explanation the utility model, those skilled in the art can be understood other advantages and the effect of the utility model easily by the content that this instructions disclosed.
Fig. 1 and Fig. 2 are the structural representation of the preferred embodiment of the unbalanced shaft fault simulation system of the gear case of drafting the utility model.As shown in the figure; The unbalanced shaft fault simulation system of the gear case of the utility model comprises motor 11, gear case 12, a plurality of balancing weight 13, balancing disk 14, a pair of noise transducer 15, at least one pair of vibration transducer 16 and acquisition module 17, below promptly each element of the unbalanced shaft fault simulation system of the gear case of the utility model is carried out detailed explanation.
This motor 11 is in order to provide the power of these gear case 12 runnings.
This gear case 12 has input end 121 and output terminal 122, and its input end 121 connects this motor 11 through a clutch shaft bearing a.
This balancing disk 14 connects the output terminal 122 of this gear case 12 through one second bearing b, and is evenly distributed with a plurality of perforation 141 that supply configuration balancing weight 13 on this balancing disk 14, and the not homologous state of simulation unbalanced shaft.The quantity of this balancing weight 13 is more than or equal to this perforation quantity of 141, and respectively the quality of this balancing weight 13 can be different, with the quantity of the emulation mode that increases unbalanced shaft.In the present embodiment; This balancing weight 13 is to combine with the bolt mode with this perforation 141; But not as limit, can balancing weight 13 be arranged in this perforation 141 such as and be fixed on the combination in this balancing disk 14, all belong to the application category of the utility model.
This is separately positioned on this clutch shaft bearing a and this second bearing b place to noise transducer 15, in order to detecting under the different conditions that combines to be simulated through balancing weight 13 and this balancing disk 14, and the noise parameter when this gear case 12 operates, and export.
This at least one pair of vibration transducer 16 is separately positioned on this input end 121 and this output terminal 122; In the present embodiment; This vibration transducer 16 is an acceleration transducer; In order to detecting under the different conditions that combines to be simulated through balancing weight 13 and this balancing disk 14, in the acceleration parameter of axial and radial vibration signal, and export during these gear case 12 runnings; And be example so that three pairs of acceleration transducers to be set in the present embodiment, be separately positioned on relative both sides that the footpath of input end makes progress, input end axially, the relative both sides that make progress, the footpath of output terminal and output terminal axially.
This acquisition module 17 connects this to noise transducer 15 and at least one pair of vibration transducer 16, and gathers and be recorded under the different state, the parameter that this noise transducer 15 and this vibration transducer 16 are detected.
For how the unbalanced shaft fault simulation system of more clearly understanding the gear case of using the utility model is simulated various states and is obtained the parameter under the different conditions; Below to be evenly distributed with 12 perforation on the balancing disk 14; Be labeled as k1, k2......, k12 respectively; And vibration transducer 16 is an example for acceleration transducer, and cooperates Fig. 2 to be elaborated.The unbalanced shaft fault simulation system of using the gear case of the utility model can take the number and the position of the perforation of this balancing disk 14 according to balancing weight 13, and the various states of simulation unbalanced shaft, for example; Wherein a kind of state is: 3 balancing weights identical in quality of configuration in the perforation 1,2 and 3 of this balancing disk 14; And other perforation are 4 to 12 vacant, under this state, and actuating motor 11 and drive this gear case 12 runnings; And detect noise parameter and the acceleration parameter that obtains respectively by this noise transducer 15 and vibration transducer 16; And export and transmit and give acquisition module 17, give recorded and stored, certainly by this acquisition module 17; Can simulate other kinds state through balancing weight 13 and other configuration modes of this balancing disk 14; Simultaneously, by this noise transducer 15 and vibration transducer 16, and cooperate noise parameter and the acceleration parameter under various unbalanced shaft states under these acquisition module 17 acquisition and recordings and the corresponding different conditions; With by respectively this state and parameter foundation, the unbalanced shaft fault analysis of actual gear case there is directive function as the unbalanced shaft of analyzing double feed wind power generator group gear case.
In sum; The unbalanced shaft fault simulation system of the gear case that the utility model provided mainly is the balancing disk that has a plurality of perforation in the output terminal connection one of gear case, and takies the number and the position of the perforation of this balancing disk through the configuration balancing weight, and simulates the various states of unbalanced shaft; Simultaneously; Detect the parameter under different conditions by noise transducer and vibration transducer, and cooperate the parameter under various unbalanced shaft states under this acquisition module acquisition and recording and the corresponding different conditions, with by respectively this state and parameter as the foundation of the unbalanced shaft of the gear case of analysis double feed wind power generator group; Unbalanced shaft fault analysis to reality plays directive function; And the situation of unbalanced shaft state for seldom meeting of actual gear case appears in prevention, and increases the problem of maintenance difficulty, helps improving maintenance efficiency.
The foregoing description is the principle and the effect thereof of illustrative the utility model only, but not is used to limit the utility model.Any those skilled in the art all can be under the spirit and category of the utility model, and the foregoing description is modified and changed.Therefore, the rights protection scope of the utility model should be listed like claims.
Claims (4)
1. the unbalanced shaft fault simulation system of a gear case is characterized in that, the unbalanced shaft fault simulation system of said gear case comprises:
Motor;
Gear case has input end and output terminal, and its input end connects said motor through a clutch shaft bearing;
A plurality of balancing weights;
Balancing disk connects the output terminal of said gear case through one second bearing, and is evenly distributed with a plurality of perforation that supply the configuration balancing weight on the said balancing disk, and the not homologous state of simulation unbalanced shaft;
A pair of noise transducer is separately positioned on said clutch shaft bearing and the said second bearing place;
At least one pair of vibration transducer is separately positioned on said input end and said output terminal; And
Acquisition module connects saidly to noise transducer and at least one pair of vibration transducer, and is captured under the different state parameter that said noise transducer and vibration transducer detected.
2. the unbalanced shaft fault simulation system of gear case as claimed in claim 1 is characterized in that, said balancing weight combines with the bolt mode with said perforation.
3. the unbalanced shaft fault simulation system of gear case as claimed in claim 1 is characterized in that, said vibration transducer is an acceleration transducer.
4. the unbalanced shaft fault simulation system of gear case as claimed in claim 1 is characterized in that, the quantity of said balancing weight is more than or equal to the quantity of said perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205672878U CN202382908U (en) | 2011-12-29 | 2011-12-29 | Shaft unbalanced fault simulation system of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205672878U CN202382908U (en) | 2011-12-29 | 2011-12-29 | Shaft unbalanced fault simulation system of gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202382908U true CN202382908U (en) | 2012-08-15 |
Family
ID=46631403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205672878U Expired - Fee Related CN202382908U (en) | 2011-12-29 | 2011-12-29 | Shaft unbalanced fault simulation system of gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202382908U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278324A (en) * | 2013-06-06 | 2013-09-04 | 湖南科技大学 | Wind turbine generator system main drive system fault diagnosis stimulation device |
| CN107219076A (en) * | 2017-06-02 | 2017-09-29 | 中国科学院工程热物理研究所 | A kind of experimental system of gas bearing rotor dynamics characteristic research |
| CN108469329A (en) * | 2018-03-20 | 2018-08-31 | 江苏新安电器有限公司 | A kind of detecting system of washing machine non-equilibrium state |
| CN109738185A (en) * | 2019-02-01 | 2019-05-10 | 江苏省金象传动设备股份有限公司 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
| CN109850138A (en) * | 2017-11-30 | 2019-06-07 | 中光电智能机器人股份有限公司 | Unmanned plane and its propeller |
| CN110346085A (en) * | 2019-07-26 | 2019-10-18 | 芜湖职业技术学院 | A kind of full-automatic wheel balancing fixture |
| CN111076949A (en) * | 2019-12-25 | 2020-04-28 | 重庆长安汽车股份有限公司 | Directional unbalanced excitation loading device for tire |
-
2011
- 2011-12-29 CN CN2011205672878U patent/CN202382908U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278324A (en) * | 2013-06-06 | 2013-09-04 | 湖南科技大学 | Wind turbine generator system main drive system fault diagnosis stimulation device |
| CN103278324B (en) * | 2013-06-06 | 2015-11-18 | 湖南科技大学 | A kind of wind power generating set main transmission fault diagnosis simulator |
| CN107219076A (en) * | 2017-06-02 | 2017-09-29 | 中国科学院工程热物理研究所 | A kind of experimental system of gas bearing rotor dynamics characteristic research |
| CN109850138A (en) * | 2017-11-30 | 2019-06-07 | 中光电智能机器人股份有限公司 | Unmanned plane and its propeller |
| CN108469329A (en) * | 2018-03-20 | 2018-08-31 | 江苏新安电器有限公司 | A kind of detecting system of washing machine non-equilibrium state |
| CN109738185A (en) * | 2019-02-01 | 2019-05-10 | 江苏省金象传动设备股份有限公司 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
| CN109738185B (en) * | 2019-02-01 | 2023-09-26 | 江苏省金象传动设备股份有限公司 | Gear fatigue testing machine considering gear misalignment and gear surface unbalanced load |
| CN110346085A (en) * | 2019-07-26 | 2019-10-18 | 芜湖职业技术学院 | A kind of full-automatic wheel balancing fixture |
| CN111076949A (en) * | 2019-12-25 | 2020-04-28 | 重庆长安汽车股份有限公司 | Directional unbalanced excitation loading device for tire |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202382908U (en) | Shaft unbalanced fault simulation system of gearbox | |
| CN109324290B (en) | Reconfigurable multifunctional servo motor performance test system | |
| CN101871844B (en) | Performance analysis and fault simulation experiment system of wind machine | |
| CN103604601B (en) | Based on the fault diagnostic test platform of wind turbine gearbox Work condition analogue | |
| CN103439109B (en) | A kind of method of wind power generating set driving unit fault early warning | |
| CN102419252B (en) | Optical fiber online type detection device of gear box of high-speed train | |
| CN206290378U (en) | Wind power generating set monitoring system and wind power generating set | |
| CN103797246B (en) | Wind energy conversion system analog systems and method thereof | |
| CN101750198B (en) | Method for measuring corresponding phase positions of vibration signals of different measuring points of rotary machine | |
| CN102331345A (en) | Analog loading test device of walking chassis speed changing box of combine harvester | |
| CN202661241U (en) | Vibration test device for wind power gear box simulation | |
| CN104318851B (en) | Rotating machinery fault analog platform | |
| CN207336013U (en) | Dual rotors system coupling misaligns simulator | |
| CN104596764A (en) | Fault diagnosing and predicating test device for epicyclic gearbox | |
| CN103048135A (en) | Multi-fault coupling experimenter of flexible rotor rolling bearing foundation system, and fault identification method | |
| CN202547923U (en) | Vibration detecting device for pitch-variable bearing of wind turbine generator system | |
| CN104502093B (en) | A kind of Helicopter Tail Drive System system fault simulation experimental provision | |
| CN204269367U (en) | Helicopter Main driving unit fault diagnosis comprehensive experiment table | |
| CN103278324B (en) | A kind of wind power generating set main transmission fault diagnosis simulator | |
| CN205607617U (en) | Pumped storage unit shafting vibration acquisition equipment | |
| CN104535928B (en) | Direct wind-driven generator simulator stand and state monitoring apparatus | |
| Sheng | Wind turbine gearbox vibration condition monitoring benchmarking datasets | |
| CN202453182U (en) | Fault diagnosis device of gearbox of wind generation set | |
| Hou et al. | Evaluation method for vibration measurement on casing in aeroengine: theoretical analysis and experimental study | |
| CN116625692B (en) | Gear type coaxial contra-rotating double-rotor system simulation test bed |
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: 20120815 Termination date: 20121229 |