CN211652928U - High-efficient detection device that marks of sensor - Google Patents
High-efficient detection device that marks of sensor Download PDFInfo
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- CN211652928U CN211652928U CN201922434902.7U CN201922434902U CN211652928U CN 211652928 U CN211652928 U CN 211652928U CN 201922434902 U CN201922434902 U CN 201922434902U CN 211652928 U CN211652928 U CN 211652928U
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Abstract
The utility model discloses a detection device is markd to sensor high efficiency, including air supporting formula vibration isolation platform, vibration isolation device, frequency generator, sound arrester, power amplifier, support, vibrating device, calibration shaking table, treat to mark acceleration sensor, data acquisition processing equipment, mount and laser vibrometer, be provided with in the sound arrester and inhale the sound cotton, sound arrester's top is provided with circular row sound hole, the symmetry is provided with 1-3 group's mounting holes on the calibration shaking table, power amplifier's outside electric connection has the controller, the beneficial effects of the utility model are that this novel detection device is markd to sensor high efficiency has simple structure, can high-efficiently mark advantages such as sensor, is fit for using widely.
Description
Technical Field
The utility model relates to a detection device, especially a detection device is markd to sensor high efficiency.
Background
An acceleration sensor is an electronic device capable of measuring acceleration forces. The acceleration force is the force acting on the object during acceleration, as compared with the gravity of the earth, i.e. gravity. The acceleration force may be a constant, such as g, or a variable. The acceleration sensor is an important measuring element in mechanical environment monitoring, and is widely applied to monitoring and measurement in various fields. The output sensitivity of the acceleration sensor needs to be calibrated during the manufacturing process and after a period of use. But the existing calibration equipment has low calibration efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a detection device is markd to sensor high efficiency to solve the problem that proposes in the above-mentioned background art.
The utility model aims at realizing through the following technical scheme: a sensor efficient calibration detection device comprises an air-floating vibration isolation platform, a vibration isolation device, a frequency generator, a sound insulation device, a power amplifier, a support, a vibration device, a calibration vibration table, an acceleration sensor to be calibrated, data acquisition and processing equipment, a fixing frame and a laser vibration meter, wherein the air-floating vibration isolation platform is arranged on the platform; the vibration isolation device is fixedly arranged at the center of the upper end of the air floating type vibration isolation platform; the frequency generator is fixedly arranged at the center of the upper end of the vibration isolation device; the sound insulation device is fixedly arranged on the air floating type vibration isolation platform and covers the outer side of the frequency generator; the power amplifier is arranged outside the sound insulation device and is electrically connected with the frequency generator; the lower end of the bracket is fixedly arranged on one side of the upper end of the air floating type vibration isolation platform; the vibration device is fixedly arranged on the bracket, and two ends of the vibration device are provided with calibration vibration tables; the acceleration sensor to be calibrated is arranged on the calibration vibration table; the laser vibration meter is arranged on the air-floating vibration isolation platform through a fixing frame; and the data acquisition and processing equipment and the acceleration sensor to be calibrated are electrically connected with the laser vibration meter.
Furthermore, sound-absorbing cotton is arranged in the sound insulation device.
Furthermore, a circular sound discharging hole is formed in the top end of the sound insulation device.
Furthermore, 1-3 groups of mounting holes are symmetrically arranged on the calibration vibration table.
Furthermore, the outer side of the power amplifier is electrically connected with a control instrument.
Further, the laser vibration meter is opposite to the calibration vibration table.
Compared with the prior art, the beneficial effects of the utility model are that this novel high-efficient detection device that marks of sensor has simple structure, can high-efficiently mark advantages such as sensor, is fit for using widely.
Drawings
FIG. 1 is an overall structure effect diagram of the present invention;
FIG. 2 is a partial structural effect diagram of the present invention;
in the figure: the vibration isolation method comprises the following steps of 1-air floating type vibration isolation platform, 2-vibration isolation device, 3-frequency generator, 4-sound isolation device, 5-power amplifier, 6-support, 7-vibration device, 8-calibration vibration table, 9-acceleration sensor to be calibrated, 10-data acquisition and processing equipment, 11-fixing frame and 12-laser vibration meter.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
As shown in fig. 1-2, the utility model discloses a high-efficient calibration detection device of sensor, including air supporting vibration isolation platform 1, vibration isolation device 2, frequency generator 3, sound arrester 4, power amplifier 5, support 6, vibrating device 7, calibration shaking table 8, waiting to calibrate acceleration sensor 9, data acquisition processing equipment 10, mount 11 and laser vibrometer 12, air supporting vibration isolation platform 1 sets up on the platform; the vibration isolation device 2 is fixedly arranged at the center of the upper end of the air-floating vibration isolation platform 2; the frequency generator 3 is fixedly arranged at the center of the upper end of the vibration isolation device 2; the sound insulation device 4 is fixedly arranged on the air floating type vibration isolation platform 1 and covers the outer side of the frequency generator 3; the power amplifier 5 is arranged outside the sound insulation device 4 and is electrically connected with the frequency generator 3; the lower end of the bracket 6 is fixedly arranged on one side of the upper end of the air-floating vibration isolation platform 1; the vibration device 7 is fixedly arranged on the bracket 6, and two ends of the vibration device are provided with calibration vibration tables 8; the acceleration sensor 9 to be calibrated is arranged on the calibration vibration table 8; the laser vibration meter 12 is arranged on the air-floating vibration isolation platform 1 through a fixing frame 11; the data acquisition and processing equipment 10 and the acceleration sensor 9 to be calibrated are electrically connected with the laser vibration meter 12.
In this embodiment, the sound-absorbing cotton is disposed in the sound-insulating device 4, so that when the frequency generator 3 emits a loud sound, the harm of the sound to the surrounding environment and people can be effectively reduced.
In this embodiment, the top end of the sound insulation device 4 is provided with a circular sound emission hole, the circular sound emission hole can effectively gather the vibration emitted by the frequency generator, the vibration force can be applied to the vibration device 7 with maximum efficiency, and a certain assistance effect is achieved on the accuracy of the calibration result.
In the embodiment, 1-3 groups of mounting holes are symmetrically arranged on the calibration vibration table 8, and a plurality of acceleration sensors 9 to be calibrated can be placed for calibration detection, so that the calibration detection efficiency is improved, and the embarrassment of the traditional single low-rate calibration detection is broken.
In this embodiment, the outside electric connection of power amplifier 5 has the controller, can control power amplifier, reasonable and accurate transmission vibration frequency.
In this embodiment, the laser vibrometer 12 is directly opposite to the calibration vibrating table 8, and the position setting is directly opposite to the calibration vibrating table, so that the accuracy of laser measurement can be improved.
It should be mentioned that the controller controls the frequency generator 3 to send a fixed frequency signal, the vibration device 7 measures a vibration acceleration time domain signal at the same position of the tail end of the vibration device by the laser vibration meter 12 and the calibration vibration table 8, the direct measurement physical quantity of the laser vibration meter 12 is displacement, acceleration is obtained twice, the amplitude values measured by the laser vibration meter 12 and the acceleration sensor 9 to be calibrated are calculated to obtain the measurement error of the acceleration sensor 9 to be calibrated, and the calibration vibration table 8 can calibrate a plurality of acceleration sensors 9 to be calibrated at the same time.
The beneficial effects of the utility model are that this novel detection device is markd to sensor high efficiency has simple structure, can high-efficiently mark advantages such as sensor, is fit for using widely.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a detection device is markd to sensor high efficiency, includes air supporting formula vibration isolation platform (1), vibration isolation device (2), frequency generator (3), noise insulation device (4), power amplifier (5), support (6), vibrating device (7), calibration shaking table (8), treats to mark acceleration sensor (9), data acquisition processing equipment (10), mount (11) and laser vibrometer (12), its characterized in that: the air-floating vibration isolation platform (1) is arranged on the platform; the vibration isolation device (2) is fixedly arranged at the center of the upper end of the air floating type vibration isolation platform (1); the frequency generator (3) is fixedly arranged at the central position of the upper end of the vibration isolation device (2); the sound insulation device (4) is fixedly arranged on the air floating type vibration isolation platform (1) and covers the outer side of the frequency generator (3); the power amplifier (5) is arranged outside the sound insulation device (4) and is electrically connected with the frequency generator (3); the lower end of the bracket (6) is fixedly arranged on one side of the upper end of the air-floating vibration isolation platform (1); the vibration device (7) is fixedly arranged on the bracket (6), and two ends of the vibration device are provided with calibration vibration tables (8); the acceleration sensor (9) to be calibrated is arranged on the calibration vibration table (8); the laser vibration meter (12) is arranged on the air floating type vibration isolation platform (1) through a fixing frame (11); the data acquisition and processing equipment (10) and the acceleration sensor (9) to be calibrated are electrically connected with the laser vibration meter (12).
2. The efficient calibration detection device for the sensor according to claim 1, wherein: and sound-absorbing cotton is arranged in the sound insulation device (4).
3. The efficient calibration detection device for the sensor according to claim 1, wherein: and a circular sound discharging hole is formed in the top end of the sound insulation device (4).
4. The efficient calibration detection device for the sensor according to claim 1, wherein: and 1-3 groups of mounting holes are symmetrically arranged on the calibration vibration table (8).
5. The efficient calibration detection device for the sensor according to claim 1, wherein: the outer side of the power amplifier (5) is electrically connected with a control instrument.
6. The efficient calibration detection device for the sensor according to claim 1, wherein: the laser vibration meter (12) is opposite to the calibration vibration table (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922434902.7U CN211652928U (en) | 2019-12-30 | 2019-12-30 | High-efficient detection device that marks of sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922434902.7U CN211652928U (en) | 2019-12-30 | 2019-12-30 | High-efficient detection device that marks of sensor |
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| Publication Number | Publication Date |
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| CN211652928U true CN211652928U (en) | 2020-10-09 |
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| CN201922434902.7U Active CN211652928U (en) | 2019-12-30 | 2019-12-30 | High-efficient detection device that marks of sensor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075423A (en) * | 2021-05-13 | 2021-07-06 | 珠海市精实测控技术有限公司 | Device for testing performance consistency of product built-in triaxial acceleration sensor |
| CN113189368A (en) * | 2021-05-13 | 2021-07-30 | 珠海市精实测控技术有限公司 | Method for testing performance consistency of built-in acceleration sensor of product |
| CN113189369A (en) * | 2021-05-13 | 2021-07-30 | 珠海市精实测控技术有限公司 | Device for testing performance consistency of built-in acceleration sensor of product |
| CN114252001A (en) * | 2021-12-17 | 2022-03-29 | 重庆国科医工科技发展有限公司 | Simple multichannel parallel calibration device for eddy current micro-displacement sensor |
-
2019
- 2019-12-30 CN CN201922434902.7U patent/CN211652928U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075423A (en) * | 2021-05-13 | 2021-07-06 | 珠海市精实测控技术有限公司 | Device for testing performance consistency of product built-in triaxial acceleration sensor |
| CN113189368A (en) * | 2021-05-13 | 2021-07-30 | 珠海市精实测控技术有限公司 | Method for testing performance consistency of built-in acceleration sensor of product |
| CN113189369A (en) * | 2021-05-13 | 2021-07-30 | 珠海市精实测控技术有限公司 | Device for testing performance consistency of built-in acceleration sensor of product |
| CN113189368B (en) * | 2021-05-13 | 2023-12-26 | 珠海精实测控技术股份有限公司 | Method for testing performance consistency of built-in acceleration sensor of product |
| CN114252001A (en) * | 2021-12-17 | 2022-03-29 | 重庆国科医工科技发展有限公司 | Simple multichannel parallel calibration device for eddy current micro-displacement sensor |
| CN114252001B (en) * | 2021-12-17 | 2024-07-05 | 重庆国科医创科技发展有限公司 | Parallel calibration device of simple multichannel eddy current micro-displacement sensor |
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