CN204964011U - Vibration detection and failure diagnosis device of portable rotating machinery main shaft - Google Patents
Vibration detection and failure diagnosis device of portable rotating machinery main shaft Download PDFInfo
- Publication number
- CN204964011U CN204964011U CN201520553540.2U CN201520553540U CN204964011U CN 204964011 U CN204964011 U CN 204964011U CN 201520553540 U CN201520553540 U CN 201520553540U CN 204964011 U CN204964011 U CN 204964011U
- Authority
- CN
- China
- Prior art keywords
- rotating machinery
- vibration
- vibration detection
- data acquisition
- main 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
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
Vibration detection and failure diagnosis device of portable rotating machinery main shaft, the speed sensor who detects including vibration sensor, for rotating machinery rotational speed of driving shaft, be used for with vibration sensor and speed sensor fixed mounting at the epaxial anchor clamps of rotating machinery, be used for gathering the signal rotating machinery 0 of vibration sensor and speed sensor signal data and be used for handling and the rotating machinery 1 and the rotating machinery 2 module of analysis data information, vibration sensor, speed sensor respectively with signal data acquisition module connects, signal data acquisition module with vibration detection and failure diagnosis module are connected. The utility model provides a quick detachable, the lower vibration detection and failure diagnosis device of portable rotating machinery main shaft of detection cost.
Description
Technical field
The utility model relates to the vibration detection technology field of rotating machinery, particularly a kind of vibration detection of Portable rotary mechanical main shaft and trouble-shooter.
Background technology
Rotating machinery is the key equipment of electric power, petrochemical complex, metallurgy, machinery, aviation and military field.Large-scale, at a high speed, complexity is the developing direction of rotating machinery, rotating machinery belongs to power-equipment mostly, is in the state of running up for a long time, ensures that the normal operation of this kind equipment is very important.Because various factors all on rotating machinery generation impact in various degree, thus can occur various fault as temperature, humidity, friction etc., affect the function of machine.
Main shaft is the important rotary part of rotating machinery, and along with the operation of a machine main shaft can produce vibration, detecting its vibration is the reliable means that running state of rotating machine detects.The information of all kinds of running status of judgement has been contained in the vibration signal of main shaft.Under normal circumstances, the main shaft of rotating machinery has vibration to a certain degree, when after long-play, the factor impacts such as machine is worn, fatigue, distortion, the nonparallelism of the gap in machine between mating parts and axle is increased, the imbalance aggravation of rotor, causes oscillation intensity to exceed normal level.
At present, for the pick-up unit of characteristic of rotating machines vibration signal, be generally be fixed on the machine not quick detachable, but the rotating machinery that great majority do not install vibration detection device be difficult to detect vibration signal.In addition, the vibration detection of rotating machinery main shaft is only detect vibration signal, does not detect tach signal, when rotating speed is different, the degree of spindle vibration is different, occurs that the Rule of judgment of vibration fault is different, does not consider that rotating speed diagnosis spindle vibration fault is inaccurate.Therefore, for the detection of rotating machinery spindle vibration, be badly in need of a kind of portable comprehensive vibration detection and fault diagnosis.
Summary of the invention
Detect not quick detachable, testing cost is high, detection signal is single deficiency to overcome existing rotating machinery spindle vibration, the utility model provides a kind of vibration detection and trouble-shooter of quick detachable, Portable rotary mechanical main shaft that testing cost is lower.
The utility model solves the technical scheme that its technical matters adopts:
The vibration detection of Portable rotary mechanical main shaft and trouble-shooter, involving vibrations sensor, the speed probe detected in order to the rotating machinery speed of mainshaft, in order to vibration transducer and speed probe are fixedly mounted on fixture on rotating machinery shaft, in order to gather vibration transducer and signals of rotational speed sensor data signal data acquisition module and in order to process and vibration detection and the fault diagnosis module of analyzing data message; Described vibration transducer, speed probe respectively with described signal data acquisition model calling, described signal data acquisition module is connected with described vibration detection and fault diagnosis module.
Further, described fixture is multiple degrees of freedom fixture.
Further again, described signal data acquisition module comprises signal amplifier and data acquisition unit, the signal output part of described vibration transducer, the signal output part of speed probe are connected with described signal amplifier respectively, described signal amplifier is connected with described data acquisition unit, and described data acquisition unit is connected with described vibration detection and fault diagnosis module.
Further, described multiple degrees of freedom fixture is provided with two, and described vibration transducer, speed probe are fixed on the top of rotating machinery shaft by two multiple degrees of freedom fixtures respectively.
Functional module in the utility model, realizes by hardware circuit.
The beneficial effects of the utility model are mainly manifested in: 1, apparatus structure is simple, is easy to remove and install, is easy to carry; 2, applied widely, can the vibration fault of the different types of rotating machinery main shaft of diagnosis and detection; 3, the vibration of rotating machinery main shaft, rotating speed factor are detected and synthetic fault diagnosis, make the diagnosis of fault more accurate.
Accompanying drawing explanation
Fig. 1 is vibration detection and the trouble-shooter schematic diagram of Portable rotary mechanical main shaft.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
With reference to Fig. 1, the vibration detection of Portable rotary mechanical main shaft and trouble-shooter, involving vibrations sensor 1, in order to rotating machinery main shaft 6 Rotating speed measring speed probe 2, in order to vibration transducer 1 and speed probe 2 are fixedly mounted on fixture 3 on rotating machinery shaft 6, in order to gather vibration transducer 1 and speed probe 2 signal data signal data acquisition module 4 and in order to process and vibration detection and the fault diagnosis module 5 of analyzing data message; Described vibration transducer 1, speed probe 2 are connected with described signal data acquisition module 4 respectively, and described signal data acquisition module 4 is connected with described vibration detection and fault diagnosis module 5.What vibration transducer 1 adopted is vibration displacement sensor.Vibration detection and fault diagnosis module 5 are realized by hardware circuit.
Further, described fixture 3 is multiple degrees of freedom fixture.
Further again, described signal data acquisition module 4 comprises signal amplifier 8 and data acquisition unit 9, the signal output part of described vibration transducer 1, the signal output part signal output part of speed probe 2 are connected with described signal amplifier 8 respectively, described signal amplifier 8 is connected with described data acquisition unit 9, and described data acquisition unit 9 is connected with described vibration detection and fault diagnosis module 5.
Further, described multiple degrees of freedom fixture is provided with two, and described vibration transducer 1, speed probe 2 are fixed on the top of rotating machinery shaft 6 by two multiple degrees of freedom fixtures respectively; Described rotating machinery rotating shaft 6 is arranged on bearing 7.
Principle of work of the present utility model is: vibration transducer 1, speed probe 2 is arranged on the top of rotating machinery main shaft 6, fixed by fixture 3, gather the vibration signal of rotating machinery main shaft 6, tach signal, and then amplify through signal amplifier 8, data acquisition unit 9 is sent to vibration detection and fault diagnosis module 5 after gathering, by the analysis of vibration detection and fault diagnosis module 5 pairs of vibration signals, the Vibration Condition of real-time detection rotating machinery main shaft 6, in conjunction with tach signal, under different speed conditions, different to the Rule of judgment of vibration fault, therefore, it is possible to the vibration fault of comprehensive descision rotating machinery main shaft 6 accurately.
Claims (4)
1. the vibration detection of Portable rotary mechanical main shaft and trouble-shooter, is characterized in that: described device involving vibrations sensor, the speed probe detected in order to the rotating machinery speed of mainshaft, in order to vibration transducer and speed probe are fixedly mounted on fixture on rotating machinery shaft, in order to gather vibration transducer and signals of rotational speed sensor data signal data acquisition module and in order to process and vibration detection and the fault diagnosis module of analyzing data message; Described vibration transducer and speed probe respectively with described signal data acquisition model calling, described signal data acquisition module is connected with described vibration detection and fault diagnosis module.
2. the vibration detection of Portable rotary mechanical main shaft as claimed in claim 1 and trouble-shooter, is characterized in that: described fixture is multiple degrees of freedom fixture.
3. the vibration detection of Portable rotary mechanical main shaft as claimed in claim 1 or 2 and trouble-shooter, it is characterized in that: described signal data acquisition module comprises signal amplifier and data acquisition unit, the signal output part of described vibration transducer, the signal output part of speed probe, to be connected with described signal amplifier respectively, described signal amplifier is connected with described data acquisition unit, and described data acquisition unit is connected with described vibration detection and fault diagnosis module.
4. the vibration detection of Portable rotary mechanical main shaft as claimed in claim 2 and trouble-shooter, it is characterized in that: described multiple degrees of freedom fixture is provided with two, described vibration transducer, speed probe are fixed on the top of rotating machinery shaft by two multiple degrees of freedom fixtures respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520553540.2U CN204964011U (en) | 2015-07-28 | 2015-07-28 | Vibration detection and failure diagnosis device of portable rotating machinery main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520553540.2U CN204964011U (en) | 2015-07-28 | 2015-07-28 | Vibration detection and failure diagnosis device of portable rotating machinery main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204964011U true CN204964011U (en) | 2016-01-13 |
Family
ID=55059067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520553540.2U Expired - Fee Related CN204964011U (en) | 2015-07-28 | 2015-07-28 | Vibration detection and failure diagnosis device of portable rotating machinery main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204964011U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731942A (en) * | 2018-08-03 | 2018-11-02 | 中国建筑第八工程局有限公司 | Rotating machinery fault monitors system and its monitoring method |
| CN108918128A (en) * | 2018-08-02 | 2018-11-30 | 南京梵科智能科技有限公司 | A kind of intelligent apparatus for rotating machinery progress fault location |
| CN108918129A (en) * | 2018-08-02 | 2018-11-30 | 南京梵科智能科技有限公司 | A kind of intelligent apparatus of pair of slewing implementing monitoring |
| CN109163892A (en) * | 2018-09-03 | 2019-01-08 | 荆门市遥锐机电科技有限公司 | A kind of electric machine rotational axis fault monitoring system |
| CN109211551A (en) * | 2018-09-14 | 2019-01-15 | 南京梵科智能科技有限公司 | A kind of trouble-shooter for rotating machinery |
| CN110873633A (en) * | 2018-09-03 | 2020-03-10 | 上海铼钠克数控科技股份有限公司 | Spindle vibration detection method and system |
| CN111649921A (en) * | 2020-04-13 | 2020-09-11 | 南通大学 | Rotating machinery fault diagnosis test system and working method |
| CN113074781A (en) * | 2021-03-31 | 2021-07-06 | 成渝钒钛科技有限公司 | Intelligent diagnosis method and intelligent diagnosis system for faults of rotating machinery |
-
2015
- 2015-07-28 CN CN201520553540.2U patent/CN204964011U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918128A (en) * | 2018-08-02 | 2018-11-30 | 南京梵科智能科技有限公司 | A kind of intelligent apparatus for rotating machinery progress fault location |
| CN108918129A (en) * | 2018-08-02 | 2018-11-30 | 南京梵科智能科技有限公司 | A kind of intelligent apparatus of pair of slewing implementing monitoring |
| CN108731942A (en) * | 2018-08-03 | 2018-11-02 | 中国建筑第八工程局有限公司 | Rotating machinery fault monitors system and its monitoring method |
| CN109163892A (en) * | 2018-09-03 | 2019-01-08 | 荆门市遥锐机电科技有限公司 | A kind of electric machine rotational axis fault monitoring system |
| CN110873633A (en) * | 2018-09-03 | 2020-03-10 | 上海铼钠克数控科技股份有限公司 | Spindle vibration detection method and system |
| CN109211551A (en) * | 2018-09-14 | 2019-01-15 | 南京梵科智能科技有限公司 | A kind of trouble-shooter for rotating machinery |
| CN111649921A (en) * | 2020-04-13 | 2020-09-11 | 南通大学 | Rotating machinery fault diagnosis test system and working method |
| CN113074781A (en) * | 2021-03-31 | 2021-07-06 | 成渝钒钛科技有限公司 | Intelligent diagnosis method and intelligent diagnosis system for faults of rotating machinery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204964011U (en) | Vibration detection and failure diagnosis device of portable rotating machinery main shaft | |
| CN203414278U (en) | System for detecting abnormal condition of vibration of hydroelectric generating set in real time | |
| CN102507205B (en) | Method for checking vibration fault of fan blade of aerial engine | |
| CN102589881B (en) | Intelligent detection system of special metallurgical vehicle wheel set bearings | |
| CN103620354A (en) | Method for monitoring demagnetization | |
| CN205581130U (en) | Motor rotation number monitoring devices | |
| Kunli et al. | Fault diagnosis of rolling element bearing based on vibration frequency analysis | |
| CN104296927B (en) | Electric main shaft dynamic balance performance test experimental system | |
| CN105258935A (en) | A mine hoist hoisting sheave vibration performance detection system and method | |
| CN105067106B (en) | A kind of intershaft bearing vibration signals collecting method | |
| CN101819093A (en) | Fault diagnosis device for spindle bearing of roadheader cutting head and use method thereof | |
| CN202614367U (en) | Fault diagnosis apparatus for induced draught fan | |
| CN105840250A (en) | Vibration protecting device and method of steam-turbine generator set | |
| CN203798563U (en) | Assembly structure of test system for journal bearing | |
| CN205607617U (en) | Pumped storage unit shafting vibration acquisition equipment | |
| CN205593707U (en) | Turbo generator set high -and medium -voltage rotor dynamic balance optimizing apparatus | |
| CN204085566U (en) | Detecting device for motor | |
| CN104236910A (en) | Testing system for CT scanner rotary disc bearing | |
| CN204740136U (en) | Low -speed overload bearing test platform | |
| CN202612064U (en) | Fault diagnosis apparatus for water pump | |
| CN203011692U (en) | Portable fault diagnosing device for rolling bearing | |
| CN106403880B (en) | Method and device for detecting clearance between compressor rotor and stator | |
| CN202614531U (en) | Motor fault diagnosis apparatus | |
| CN204202871U (en) | A kind of gearbox of wind turbine state evaluation device | |
| CN208928293U (en) | Simulate the pilot system of ball milling machine vibration work |
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: 20160113 Termination date: 20160728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |