CN201417201Y - Vibration diagnosis analysis device - Google Patents
Vibration diagnosis analysis device Download PDFInfo
- Publication number
- CN201417201Y CN201417201Y CN2009200269879U CN200920026987U CN201417201Y CN 201417201 Y CN201417201 Y CN 201417201Y CN 2009200269879 U CN2009200269879 U CN 2009200269879U CN 200920026987 U CN200920026987 U CN 200920026987U CN 201417201 Y CN201417201 Y CN 201417201Y
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- circuit
- vibration
- electrically connected
- filtering
- analytical equipment
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Abstract
The utility model relates to a vibration diagnosis analysis device which comprises a collecting device, a first filtering circuit, an enlarging circuit, a second filtering circuit, a processing circuit, a display circuit and a power supply circuit, wherein the collecting device can be used to fast collect vibration signals, and is convenient for carrying out on-line examination and diagnosis underthe condition of not affecting the operation of units, the filtering circuits and the enlarging circuit simply filter and enlarge the signals, which is convenient for the signal processing circuit toanalyze, thereby fast and accurately diagnosing failures such as rotor disbalance, shaft bending, shaft transverse crackle, imperfect sliding bearing and the like, and simultaneously the diagnosis results can be visually displayed through the display circuit, which is convenient for maintainers to adopt corresponding processing measures.
Description
Technical field
The utility model relates to a kind of pick-up unit, relates to a kind of vibration diagnosis analytical equipment that is used to check the operational outfit vibration signal specifically.
Background technology
At present, in service at big unit equipment is because it is the highest to vibrate the probability of malfunction that produces, when fault is detected, normally, then vibration signal is analyzed, by fault the various plant equipment of analysis and judgement of vibration signal by gathering vibration signal.Containing much information of the equipment state that vibration signal is contained, it had both comprised the information of component of machine self-operating states such as rotor, bearing, shaft coupling, gear, housing, basis, pipeline, comprised the information that influences operating states of the units such as rotating speed, flow, pressure, temperature, media components, lubricating oil technologies such as (mainly being the oil temperature) and operational factor again, because the irregular change of component of machine or operational factor, the capital causes that vibration values increases, the vibration information amount is bigger, and check and analysis are got up cumbersome.
The utility model content
Problem to be solved in the utility model is at above problem, provide a kind of detection accurately, analyze vibration diagnosis analytical equipment efficiently.
For addressing the above problem, the technical scheme that the utility model adopted is: the vibration diagnosis analytical equipment comprises:
Harvester is connected with operational outfit, is used for the operating vibration signal of collecting device;
First filtering circuit is electrically connected the output terminal of described harvester, is used to filter the vibration signal of selecting described harvester to collect;
Amplifying circuit is electrically connected the output terminal of described first filtering circuit, is used to amplify vibration signal;
Second filtering circuit is electrically connected the output terminal of described amplifying circuit, is used to filter the signal of described amplifying circuit output;
Treatment circuit is electrically connected the output terminal of the described amplifying circuit and second filtering circuit respectively, carries out signal storage, processing;
Display circuit is electrically connected described treatment circuit output terminal, is used to show vibrational waveform figure;
Power circuit is electrically connected described treatment circuit, is used to whole device that working power is provided.
A kind of concrete prioritization scheme, described treatment circuit also is electrically connected with the keyboard operation circuit, is used to adjust oscillogram or setup parameter.
A kind of concrete prioritization scheme, described treatment circuit also is electrically connected with the communicating circuit that is used for the transmission process signal, and described communicating circuit is provided with RS-485 communication serial ports.
A kind of concrete prioritization scheme, described harvester are vibration acceleration sensor.
A kind of concrete prioritization scheme, described first filtering circuit is a high-pass filtering circuit.
A kind of concrete prioritization scheme, described second filtering circuit is the anti-aliasing filtering circuit.
A kind of concrete prioritization scheme, described amplifying circuit are programmable amplifying circuit.
The utility model is taked above technical scheme, have the following advantages: utilize harvester can gather vibration signal fast, be convenient under the situation that does not influence unit operation, carry out online detection and diagnosis, filtering circuit and amplifying circuit carry out simple filtering to signal and amplify, be convenient to signal processing circuit analysis, thereby fast to rotor unbalance, bending shaft, the axle transversal crack, faults such as sliding bearing is bad are diagnosed accurately, simultaneously diagnostic result is shown intuitively by display circuit, be convenient to the maintenance personal and in time take measures areput.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Accompanying drawing is the structured flowchart of the utility model embodiment.
Embodiment
Embodiment: as shown in drawings, the vibration diagnosis analytical equipment, comprise harvester, the first filtering circuit amplifying circuit, second filtering circuit, treatment circuit, display circuit and power circuit, harvester is a vibration acceleration sensor, vibration acceleration sensor is connected with operational outfit, is used for the operating vibration signal of collecting device; First filtering circuit is a high-pass filtering circuit, and high-pass filtering circuit is connected with the output terminal of harvester, is used to filter the vibration signal of selecting harvester to collect; Amplifying circuit is a programmable amplifying circuit, and programmable amplifying circuit is connected with the output terminal of first filtering circuit, is used to amplify vibration signal; Second filtering circuit is the anti-aliasing filtering circuit, and the anti-aliasing filtering circuit is connected with the output terminal of amplifying circuit, is used to filter the signal of amplifying circuit output; Treatment circuit is connected with the output terminal of programmable amplifying circuit with the anti-aliasing filtering circuit respectively, and signal is stored, handled; Display circuit is connected with the output terminal of treatment circuit, is used to show vibrational waveform figure; Power circuit is connected with treatment circuit, is used to whole device that working power is provided.
Treatment circuit also is electrically connected with the keyboard operation circuit, is used to adjust oscillogram or setup parameter, and treatment circuit also is electrically connected with the communicating circuit that is used for the transmission process signal, and communicating circuit is provided with RS-485 communication serial ports.
Central circuit in the present embodiment is a treatment circuit, treatment circuit is connected with the output terminal of programmable amplifying circuit with the anti-aliasing filtering circuit respectively, carry out signal storage, processing, the oscillogram of output device vibration signal, and show by the display circuit that is electrically connected with the treatment circuit output terminal, the maintainer can intuitively be observed, help judging fast the reason that produces fault, treatment circuit also is electrically connected with the keyboard operation circuit, is used to adjust oscillogram or setup parameter, uses convenient; Treatment circuit also is electrically connected with the communicating circuit that is used for the transmission process signal, and communicating circuit is provided with RS-485 communication serial ports, and the signal after the processing can be transferred in other opertaing devices, helps the transmission of information.
The utility model is to aim at the analysis of various vibration signals and record and the portable instrument that designs, can adopt powered battery, can intuitively show vibrational waveform figure, can carry out real-time communication through RS-485 communication serial ports and host computer, integrate vibration survey, analysis, diagnose, have extremely sensitive vibration fault detectability.
Claims (7)
1, vibration diagnosis analytical equipment is characterized in that: this device comprises:
Harvester is connected with operational outfit, is used for the operating vibration signal of collecting device;
First filtering circuit is electrically connected the output terminal of described harvester, is used to filter the vibration signal of selecting described harvester to collect;
Amplifying circuit is electrically connected the output terminal of described first filtering circuit, is used to amplify vibration signal;
Second filtering circuit is electrically connected the output terminal of described amplifying circuit, is used to filter the signal of described amplifying circuit output;
Treatment circuit is electrically connected the output terminal of the described amplifying circuit and second filtering circuit respectively, carries out signal storage, processing;
Display circuit is electrically connected described treatment circuit output terminal, is used to show vibrational waveform figure;
Power circuit is electrically connected described treatment circuit, is used to whole device that working power is provided.
2, vibration diagnosis analytical equipment as claimed in claim 1, it is characterized in that: described treatment circuit also is electrically connected with the keyboard operation circuit, is used to adjust oscillogram or setup parameter.
3, vibration diagnosis analytical equipment as claimed in claim 1, it is characterized in that: described treatment circuit also is electrically connected with the communicating circuit that is used for the transmission process signal, and described communicating circuit is provided with RS-485 communication serial ports.
4, vibration diagnosis analytical equipment as claimed in claim 1 is characterized in that: described harvester is a vibration acceleration sensor.
5, vibration diagnosis analytical equipment as claimed in claim 1 is characterized in that: described first filtering circuit is a high-pass filtering circuit.
6, vibration diagnosis analytical equipment as claimed in claim 1 is characterized in that: described second filtering circuit is the anti-aliasing filtering circuit.
7, vibration diagnosis analytical equipment as claimed in claim 1 is characterized in that: described amplifying circuit is a programmable amplifying circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200269879U CN201417201Y (en) | 2009-06-08 | 2009-06-08 | Vibration diagnosis analysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200269879U CN201417201Y (en) | 2009-06-08 | 2009-06-08 | Vibration diagnosis analysis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201417201Y true CN201417201Y (en) | 2010-03-03 |
Family
ID=41793625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200269879U Expired - Fee Related CN201417201Y (en) | 2009-06-08 | 2009-06-08 | Vibration diagnosis analysis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201417201Y (en) |
-
2009
- 2009-06-08 CN CN2009200269879U patent/CN201417201Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shandong Shouguang Juneng Special Steel Co., Ltd. Assignor: Wang Delong Contract record no.: 2010370000420 Denomination of utility model: Vibration diagnosis analysis device Granted publication date: 20100303 License type: Exclusive License Record date: 20100802 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100303 Termination date: 20110608 |