CN202350909U - Portable vibration measurement device - Google Patents
Portable vibration measurement device Download PDFInfo
- Publication number
- CN202350909U CN202350909U CN2011204083005U CN201120408300U CN202350909U CN 202350909 U CN202350909 U CN 202350909U CN 2011204083005 U CN2011204083005 U CN 2011204083005U CN 201120408300 U CN201120408300 U CN 201120408300U CN 202350909 U CN202350909 U CN 202350909U
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- vibration
- signal
- measuring device
- processing unit
- vibration measuring
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Abstract
The utility model discloses a portable vibration measurement device, which comprises a vibration signal detection unit, a signal processing unit and a signal display unit. The vibration signal detection unit comprises a sensor, wherein the sensor is arranged near measured vibration components, the vibration signal detection unit is used for collecting vibration signals, switching the vibration signals to corresponding electric signals, and transmitting the electric signals to a detecting circuit, a filter circuit, an amplifying device, an integrating circuit and the signal processing unit of a central processing unit, and the detecting circuit, the filter circuit, the amplifying device and the integrating circuit are connected on a circuit board sequentially. The signal processing unit is used for receiving the electric signals sent by the sensor, processing the electric signals, and transmitting the processed results to the signal display unit through an output port. The signal display unit is used for displaying the detected vibration signals. The device adopts a reliable 'piezoelectric acceleration transducer', and powerful computing and processing capabilities of high precision integrated circuits and single chip microcomputers are utilized completely so as to measure mechanical vibration accurately.
Description
Technical field
The utility model relates to instrument field, particularly relates to the portable vibration measuring device of a kind of rotating machinery.
Background technology
Rotating machinery often produces vibration at work; Vibration can make efficient reduce, and load increases, and makes some parts wears; Tired and shorten the life-span; And vibration also can worsen people's work situation (like noise etc.), and violent vibration will directly influence the operate as normal of rotating machinery, will jeopardize personal safety and cause device damage when serious.So must measure may command at any time to the vibration of rotating machinery.Yet generally all volume is bigger for existing vibration measuring instrument, and operation is comparatively complicated, does not suit in the plant equipment of small-sized or open-air operation, to use.
The utility model content
The purpose of the utility model is to overcome the defective that exists in the prior art, provides a kind of easy to carry, uses simply the portable vibration measuring device of rotating machinery that observing and controlling is effective.
For achieving the above object, the technical scheme of the utility model designs a kind of portable vibration measuring device, states the vibration measuring device and comprises:
The vibration signal detecting unit comprises being arranged near the sensor of tested vibrating mass, is used to gather vibration signal, and converts vibration signal to corresponding electric signal, then said electric signal is sent to signal processing unit;
Signal processing unit; Comprise the detection, filtering, amplification, integrating circuit and the central processing unit that are connected in turn on the circuit board; Be used for the electric signal that receiving sensor sends, and said electric signal is handled, through output port result is sent to signal display unit then;
Signal display unit comprises display, is used to show detected vibration signal.
For the ease of measuring a plurality of rotary parts in a plurality of slewings of control or same the equipment; Optimized technical scheme; Be that described sensor has one at least, also can use a plurality of of the same type or sensors of various types, can use piezoelectric acceleration transducer like said sensor.
For the ease of reading testing result, further optimized technical scheme is, said display can be selected LCD for use, is used to show vibration acceleration, vibration velocity and vibration displacement value after the said processing.
For the ease of on a pick-up unit, detecting the different parameters of rotary part under vibrational state; Further optimized technical scheme is; Said vibration measuring device also comprises switch; Said switch is connected with the signal input part of signal processing unit, is used to switch the detection signal of acceleration, speed and the displacement of vibrating mass to be detected, and the electric signal that maybe will detect different vibration parameters sensors is input to signal processing unit.
In order to guarantee the normal operation of pick-up unit, further optimized technical scheme is, said vibration measuring device also comprises power module, is used to each unit power supply.
Be suitable for for portable; Be damaged for fear of interference or vibration measuring device simultaneously; Further optimized technical scheme is, said vibration measuring device also comprises housing, and said signal processing unit, signal display unit all are arranged in the housing; On the panel of said housing, be provided with the window of display, power switch and switch.
The advantage and the beneficial effect of this utility model are: this portable vibration measuring device, adopt advanced signal processing unit and corresponding senser element, and have and monitor accuracy and reliability preferably, simultaneously easy to operate, volume is urinated in carrying.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the portable vibration measuring device of the utility model;
Fig. 2 is the structure rating synoptic diagram of the portable vibration measuring device of the utility model;
Fig. 3 is the shell mechanism synoptic diagram of the portable vibration measuring device of the utility model.
Wherein, 1, display; 2: switch; 3, housing; 4, circuit board; 5, power module; 6, signal processing unit; 7, central processing unit; 8, sensor.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is described in further detail.Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
Shown in Fig. 1 to 3, the embodiment of the utility model provides a kind of portable vibration measuring device, and said vibration measuring device comprises:
The vibration signal detecting unit comprises being arranged near the sensor 8 of tested vibrating mass, is used to gather vibration signal, and converts vibration signal to corresponding electric signal, then said electric signal is sent to signal processing unit 6;
Signal processing unit 6; Comprise the detection, filtering, amplification, integrating circuit and the central processing unit 7 that are connected in turn on the circuit board 4; Be used for the electric signal that receiving sensor 8 sends, and said electric signal is handled, through output port result is sent to signal display unit then;
Signal display unit comprises display 1, is used to show detected vibration signal.
Signal display unit comprises display 1, is used to show detected vibration signal;
For the ease of measuring a plurality of rotary parts in a plurality of slewings of control or same the equipment; Optimized technical scheme; Be that described sensor 8 has one at least, also can use a plurality of of the same type or sensors of various types 8, can use piezoelectric acceleration transducer like said sensor 8.
For the ease of reading testing result, further optimized technical scheme is, said display 1 can be selected LCD for use, is used to show vibration acceleration, vibration velocity and vibration displacement value after the said processing.
For the ease of on a pick-up unit, detecting the different parameters of rotary part under vibrational state; Further optimized technical scheme is; Said vibration measuring device also comprises switch 2; Said switch 2 is connected with the signal input part of signal processing unit, is used to switch the detection signal of acceleration, speed and the displacement of vibrating mass to be detected, and the electric signal that maybe will detect different vibration parameters sensors is input to signal processing unit.
In order to guarantee the normal operation of pick-up unit, further optimized technical scheme is, said vibration measuring device also comprises power module 5, is used to whole each unit power supply.
Be suitable for for portable; Be damaged for fear of interference or vibration measuring device simultaneously; Further optimized technical scheme is, said vibration measuring device also comprises housing 3, and said signal processing unit, signal display unit all are arranged in the housing 3; On the panel of said housing 3, be provided with the window of display 1, power switch and switch 2.
Rotating machinery among this embodiment is simple with portable vibration measuring measurement device method, and volume is little, and is in light weight, is convenient to carry.The key technical indexes: range, displacement 1-1999 μ m, speed 0.1-199.9mm/s, acceleration 0.1-199.9m/s
2, system linear error,＜± 5%, frequency response, 5-1000Hz;
As shown in Figure 1, the rotating machinery among the utility model embodiment is with the schematic block circuit diagram of portable vibration measuring device.Adopt the DC9V powered battery, signals collecting is accomplished by piezoelectric acceleration transducer.Through signal Processing, draw each vibration parameters.
Can find out that by above embodiment the utility model embodiment makes full use of powerful computing of single-chip microcomputer and processing power through adopting piezoelectric acceleration transducer, reach the purpose of measuring rotating machinery vibrating.Adopt advanced integrated electronic circuit, have good measurement accuracy and reliability.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (6)
1. a portable vibration measuring device is characterized in that, comprising:
The vibration signal detecting unit comprises being arranged near the sensor of tested vibrating mass, is used to gather vibration signal, and converts vibration signal to corresponding electric signal, then said electric signal is sent to signal processing unit;
Signal processing unit; Comprise the detection, filtering, amplification, integrating circuit and the central processing unit that are connected in turn on the circuit board; Be used for the electric signal that receiving sensor sends, and said electric signal is handled, through output port result is sent to signal display unit then;
Signal display unit comprises display, is used to show detected vibration signal.
2. portable vibration measuring device as claimed in claim 1 is characterized in that described sensor has one at least, and said sensor is a piezoelectric acceleration transducer.
3. portable vibration measuring device as claimed in claim 2 is characterized in that said display is a LCD, is used to show vibration acceleration, vibration velocity and vibration displacement value after the said processing.
4. portable vibration measuring device as claimed in claim 3; It is characterized in that; Said vibration measuring device also comprises switch, and said switch is connected with the signal input part of signal processing unit, is used to switch the detection signal of acceleration, speed and the displacement of vibrating mass to be detected.
5. portable vibration measuring device as claimed in claim 4 is characterized in that said vibration measuring device also comprises power module, is used to whole each unit power supply.
6. like any described portable vibration measuring device in the claim 1 to 5; It is characterized in that; Said vibration measuring device also comprises housing; Said signal processing unit, signal display unit all are arranged in the housing, on the panel of said housing, are provided with the window of display, power switch and switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204083005U CN202350909U (en) | 2011-10-21 | 2011-10-21 | Portable vibration measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204083005U CN202350909U (en) | 2011-10-21 | 2011-10-21 | Portable vibration measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202350909U true CN202350909U (en) | 2012-07-25 |
Family
ID=46539906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204083005U Expired - Fee Related CN202350909U (en) | 2011-10-21 | 2011-10-21 | Portable vibration measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202350909U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180893A (en) * | 2013-05-24 | 2014-12-03 | 安徽容知日新信息技术有限公司 | Monitoring device for unstable-state mechanical equipment vibration signal |
| CN104457965A (en) * | 2014-11-21 | 2015-03-25 | 广西智通节能环保科技有限公司 | Vibration detection alarming device |
| CN105928609A (en) * | 2016-05-25 | 2016-09-07 | 国网宁夏电力公司固原供电公司 | GIS equipment vibration signal detector |
| CN106404148A (en) * | 2016-08-19 | 2017-02-15 | 上海裕达实业有限公司 | Portable micro vibration testing device and method |
-
2011
- 2011-10-21 CN CN2011204083005U patent/CN202350909U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180893A (en) * | 2013-05-24 | 2014-12-03 | 安徽容知日新信息技术有限公司 | Monitoring device for unstable-state mechanical equipment vibration signal |
| CN104457965A (en) * | 2014-11-21 | 2015-03-25 | 广西智通节能环保科技有限公司 | Vibration detection alarming device |
| CN105928609A (en) * | 2016-05-25 | 2016-09-07 | 国网宁夏电力公司固原供电公司 | GIS equipment vibration signal detector |
| CN106404148A (en) * | 2016-08-19 | 2017-02-15 | 上海裕达实业有限公司 | Portable micro vibration testing device and method |
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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: 20120725 Termination date: 20121021 |