CN203758613U - Vibration sensor capable of simultaneously measuring acceleration, speed and displacement - Google Patents
Vibration sensor capable of simultaneously measuring acceleration, speed and displacement Download PDFInfo
- Publication number
- CN203758613U CN203758613U CN201420016915.7U CN201420016915U CN203758613U CN 203758613 U CN203758613 U CN 203758613U CN 201420016915 U CN201420016915 U CN 201420016915U CN 203758613 U CN203758613 U CN 203758613U
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- CN
- China
- Prior art keywords
- speed
- displacement
- acceleration
- outer housing
- described sensor
- 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 - Lifetime
Links
- 230000001133 acceleration Effects 0.000 title claims abstract description 29
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 26
- 238000005259 measurement Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model provides a vibration sensor capable of simultaneously measuring acceleration, speed and displacement. The vibration sensor comprises a sensor housing and a sensor core body which is disposed inside the sensor housing. The upper end of the sensor housing is equipped with three shifts. The vibration sensor capable of simultaneously measuring acceleration, speed and displacement can conveniently measure, through shift switching, three different physical quantities including acceleration, speed and displacement. The vibration sensor has a simple structure, enables the cost to be saved and has good business and social benefits.
Description
Technical field
The utility model relates to sensor field, is specifically related to a kind of vibration transducer of acceleration measurement, speed and displacement simultaneously.
Background technology
In engineering survey, often need to monitor the vibration of structure.The principal character of vibration has three kinds of acceleration, speed, displacement, in the world and domestic standard, different industries standard requires to differ for the physical quantity of monitoring at present, some standards need monitoring vibration acceleration, and what have needs monitoring vibration speed, and what have in addition needs monitoring vibration displacement.The reason that causes this phenomenon is the vibration performance difference because of acceleration, speed, displacement response in vibration.
Acceleration lays particular emphasis on the dither of reaction structure; Speed lays particular emphasis on the middle frequency vibration of reaction structure; Displacement lays particular emphasis on the low-frequency vibration of reaction structure.If three kinds of physical quantitys all need to be concerned about, need to configure three kinds of dissimilar sensors.Also can use external signal integration amplifier, acceleration signal is processed, obtain speed and displacement signal, but external signal integration amplifier is bulky, 8 passage weight are 8 kilograms of left and right, expensive, go out to carry inconvenience.
Summary of the invention
The utility model is to solve the above-mentioned existing sensor of mentioning in the time of acceleration measurement, speed and three kinds of physical quantitys of displacement, need to configure three kinds of dissimilar sensors, and need to use the problem of external signal integration amplifier, a kind of vibration transducer of acceleration measurement, speed and displacement is simultaneously provided, this sensor is by gear switch, acceleration measurement, speed and three kinds of different physical quantitys of displacement very easily.
Concrete, the utility model provides a kind of vibration transducer of acceleration measurement, speed and displacement simultaneously, it comprises sensor outer housing and sensor core, described sensor core is arranged on the inside of described sensor outer housing, described sensor outer housing upper end is provided with 3 gears, described 3 gears are respectively acceleration gear, speed stage and displacement gear, described sensor core is IEPE type acceleration transducer core body, its sensitivity is 1000Mv/g, and described sensor core inside comprises integrating circuit and for the second time integrating circuit for the first time; Described integrating circuit for the first time and for the second time integrating circuit are electrically connected successively.
Preferably, described sensor outer housing bottom is provided with installation screw, and described installation screw is for installing described sensor.
Preferably, the upper end of described sensor outer housing is provided with power supply port and signal output port.
The utility model is the vibration transducer of acceleration measurement, speed and displacement simultaneously, and this sensor is by gear switch, acceleration measurement, speed and three kinds of different physical quantitys of displacement very easily.Simple in structure, cost-saving, there is good business and social benefit.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the circuit diagram of integrating circuit for the first time of the present utility model;
Fig. 3 is the circuit diagram of integrating circuit for the second time of the present utility model.
Embodiment
Below in conjunction with the drawings and the specific embodiments, the utility model is further explained, as shown in Figure 1, the utility model provides a kind of vibration transducer of acceleration measurement, speed and displacement simultaneously, it comprises sensor outer housing 1 and sensor core 2, sensor core 2 is arranged on the inside of sensor outer housing 1, and sensor outer housing 1 upper end is provided with 3 gears 3,4 and 5.
Sensor core 2 is IEPE type acceleration transducer core body, and its sensitivity is 1000Mv/g.
As shown in Figures 2 and 3, sensor core 2 comprises integrating circuit and for the second time integrating circuit for the first time.Described integrating circuit for the first time and for the second time integrating circuit are electrically connected successively.
3 gears are respectively acceleration gear 3, speed stage 4 and displacement gear 5.
The bottom of sensor outer housing 1 is provided with installation screw 6.Installation screw 6 is for installing sensor.
The upper end of sensor outer housing 1 is provided with power supply port 7 and signal output port 8.
The utility model is the vibration transducer of acceleration measurement, speed and displacement simultaneously, and this sensor is by gear switch, acceleration measurement, speed and three kinds of different physical quantitys of displacement very easily.Simple in structure, cost-saving, there is good business and social benefit.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (3)
1. energy acceleration measurement simultaneously, speed, the vibration transducer of displacement, it is characterized in that: it comprises sensor outer housing and sensor core, described sensor core is arranged on the inside of described sensor outer housing, described sensor outer housing upper end is provided with 3 gears, described 3 gears are respectively acceleration gear, speed stage and displacement gear, described sensor core is IEPE type acceleration transducer core body, described sensor core inside comprises integrating circuit and for the second time integrating circuit for the first time, described integrating circuit for the first time and for the second time integrating circuit are electrically connected successively.
2. a kind of vibration transducer of acceleration measurement, speed, displacement simultaneously according to claim 1, is characterized in that: described sensor outer housing bottom is provided with installation screw.
3. a kind of vibration transducer of acceleration measurement, speed, displacement simultaneously according to claim 2, is characterized in that: the upper end of described sensor outer housing is provided with power supply port and signal output port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420016915.7U CN203758613U (en) | 2014-01-08 | 2014-01-08 | Vibration sensor capable of simultaneously measuring acceleration, speed and displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420016915.7U CN203758613U (en) | 2014-01-08 | 2014-01-08 | Vibration sensor capable of simultaneously measuring acceleration, speed and displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203758613U true CN203758613U (en) | 2014-08-06 |
Family
ID=51253869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420016915.7U Expired - Lifetime CN203758613U (en) | 2014-01-08 | 2014-01-08 | Vibration sensor capable of simultaneously measuring acceleration, speed and displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203758613U (en) |
-
2014
- 2014-01-08 CN CN201420016915.7U patent/CN203758613U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |