CN208568827U - Multifunction piezoelectric actuator accelerometer calibrating installation - Google Patents
Multifunction piezoelectric actuator accelerometer calibrating installation Download PDFInfo
- Publication number
- CN208568827U CN208568827U CN201821235235.9U CN201821235235U CN208568827U CN 208568827 U CN208568827 U CN 208568827U CN 201821235235 U CN201821235235 U CN 201821235235U CN 208568827 U CN208568827 U CN 208568827U
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- switch
- accelerometer
- calibrating installation
- slide rheostat
- pin
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Abstract
The utility model discloses a kind of multifunction piezoelectric actuator accelerometer calibrating installations.Signal generator, display are connected with dynamic signal analyzer respectively, dynamic signal analyzer is sequentially connected with power amplifier, standard accelerometer, standard accelerometer, tested accelerometer are arranged on accelerometer bracket, and accelerometer bracket is arranged on standard vibration machine；Tested accelerometer is connected with first switch, second switch, third switch respectively, and first switch is connected with charge amplifier；Second switch is connected by conducting wire with dynamic signal analyzer；Third switch is connected with slide rheostat pin A, and portable electric source switch is connected with slide rheostat pin A；Portable electric source switch is connected with portable power；Portable power is connected with slide rheostat pin D.Measurement verification is carried out using the device of the utility model not needing to dismantle calibrating installation.
Description
Technical field
The utility model relates to a kind of Measuring and calibrating equipments, specifically, being a kind of multifunction piezoelectric actuator accelerometer calibrating
Device.
Background technique
With the development of science and technology, the especially development of high-speed aircraft, so that the requirement to accelerometer is increasingly
It is high.Accelerometer as measurement acceleration main sensors, in many equipment to being widely applied, especially very much
Chance is equipped with accelerometer in vibration measurement device.The working environment of accelerometer, all can be to acceleration using frequent degree
The performance of meter has an impact.According to " JJG 233-2008 piezoelectric accelerometer vertification regulation ", the measurement verification period of acceleration
Generally 1 year.
Currently, the calibration method for piezoelectric accelerometer is all according to " JJG 233-2008 piezoelectric accelerometer calibrating
Regulation " measurement verification is carried out, corresponding calibrating installation is selected according to the type of piezoelectric accelerometer.Current mode piezoelectric acceleration
Meter, voltage-type piezoelectric accelerometer, charge type piezoelectric accelerometer are the most common three types of piezoelectric accelerometer, are being measured
Corresponding metering and calibrating device is dismounted according to the difference of piezoelectric accelerometer type when calibrating.
Current mode piezoelectric accelerometer, voltage-type piezoelectric accelerometer, charge type piezoelectric accelerometer in measurement verification,
The calibrating installation used is very different, and needs to dismount Measuring and calibrating equipment when measuring different types of accelerometer very numb
It is tired.In addition, frequently disassembly metering and calibrating device not only has an impact the service life of device, but also waste time that metering is caused to examine
It is low to determine working efficiency.
Summary of the invention
The purpose of this utility model is to provide a kind of multifunction piezoelectric actuator accelerometer calibrating installations.
Realize the technical solution of the utility model aim are as follows: a kind of multifunction piezoelectric actuator accelerometer calibrating installation, packet
Include signal generator, display, dynamic signal analyzer, power amplifier, accelerometer bracket, tested accelerometer, mark
Quasi- accelerometer, standard vibration machine, first switch, second switch, third switch, portable electric source switch, portable power, cunning
Dynamic rheostat, charge amplifier, calibrating installation shell；
Signal generator, display are connected with dynamic signal analyzer respectively, dynamic signal analyzer and power amplifier,
Standard accelerometer is sequentially connected, and standard accelerometer, tested accelerometer are arranged on accelerometer bracket, accelerometer
Bracket is arranged on standard vibration machine；Tested accelerometer is connected with first switch, second switch, third switch respectively, and first
Switch is connected with charge amplifier；Second switch is connected by conducting wire with dynamic signal analyzer；Third switch and sliding variable resistance
Device pin A is connected, and portable electric source switch is connected with slide rheostat pin A；Portable electric source switch and portable power phase
Even；Portable power is connected with slide rheostat pin D.
The first switch, second switch, third switch, portable electric source switch are mounted on calibrating installation shell；Institute
Portable power, slide rheostat, charge amplifier is stated to be mounted in calibrating installation shell.
Compared with prior art, remarkable advantage: (1) calibrating installation of the utility model utilizes switch to the utility model
The selections of key being closed to realize different measurement circuits, are examined and determine in circuit by different type piezoelectric accelerometer on device
Switch key can realize the selection to respective type accelerometer channel, and then according to " JJG 233-2008 piezoelectricity accelerates
Degree meter vertification regulation " piezoelectric accelerometer progress measurement verification is not needed to dismantle calibrating installation.(2) using portable
Power supply is directly powered when measuring current mode accelerometer, is realized the integrated of device without external power supply, is mentioned significantly
The high working efficiency of piezoelectric accelerometer calibrating.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model multifunction piezoelectric actuator accelerometer calibrating installation.
Fig. 2 is the knot of the utility model multifunction piezoelectric actuator accelerometer calibrating installation detection current mode piezoelectric accelerometer
Structure schematic diagram.
Fig. 3 is the knot of the utility model multifunction piezoelectric actuator accelerometer calibrating installation detection voltage-type piezoelectric accelerometer
Structure schematic diagram.
Fig. 4 is the knot of the utility model multifunction piezoelectric actuator accelerometer calibrating installation detection charge type piezoelectric accelerometer
Structure schematic diagram.
Specific embodiment
Below with reference to embodiment and attached drawing, the utility model is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of multifunction piezoelectric actuator accelerometer calibrating installation described in the present embodiment,
Including signal generator 1, display 2, dynamic signal analyzer 3, power amplifier 4, accelerometer bracket 5, it is tested plus
It is speedometer 6, standard accelerometer 7, standard vibration machine 8, first switch 9, second switch 10, third switch 11, portable
Power switch 12, slide rheostat pin A14, slide rheostat pin B15, slide rheostat 16, is slided portable power 13
Dynamic rheostat pin C17, slide rheostat pin D18, conducting wire 19, charge amplifier 20, calibrating installation shell 21.
The signal generator 1 is connected with dynamic signal analyzer 3；Display 2 is connected with dynamic signal analyzer 3；It is dynamic
State signal analyzer 3 is connected with power amplifier 4；Power amplifier 4 is connected with standard accelerometer 7；Accelerometer bracket 5 with
Tested accelerometer 6 is connected；The accelerometer bracket 5 is connected with standard accelerometer 7；The tested accelerometer 6 and
One switch 9 is connected；The tested accelerometer 6 is connected with second switch 10；The tested accelerometer 6 and 11 phase of third switch
Even；The first switch 9 is connected with charge amplifier 20；The second switch 10 is connected with conducting wire 19；The third switch 11
It is connected with the slide rheostat pin A14 on slide rheostat 16；Portable electric source switch 12 is connected with rheostat pin A14；
Portable electric source switch 12 is connected with portable power 13；The portable power 13 is connected with slide rheostat pin D18.
In use, selecting closed path type piezoelectric accelerometer selection third switch according to the type of tested accelerometer
11, voltage-type piezoelectric accelerometer selection second switch 10, charge type piezoelectric accelerometer select the key of first switch 9, lead to
The closure for crossing selection switch makes the conducting of corresponding Measurement channel and then carries out the piezoelectric accelerometer calibrating of corresponding types, works as inspection
It also to press portable electric source switch 12 when surveying current mode accelerometer to power to tested current mode piezoelectric accelerometer, then root
Tested accelerometer is measured according to " JJG 233-2008 piezoelectric accelerometer vertification regulation ".Such multifunction piezoelectric actuator accelerates
Degree meter calibrating installation, can be realized by the switch key that different type piezoelectric accelerometer on device examines and determine channel to corresponding
The selection in the channel of type accelerometer, and then piezoelectricity is accelerated according to " JJG 233-2008 piezoelectric accelerometer vertification regulation "
Degree meter carries out measurement verification and does not need to dismantle calibrating installation.Meanwhile being accelerated using portable power in measurement current mode
Degree timing, which is directly powered, realizes the integrated of device without external power supply, substantially increases piezoelectric accelerometer calibrating
Working efficiency.
In conclusion the device of the utility model measures the selection in channel using switch key, according to different circuit
The closure of middle switch key can realize the control method of different type accelerometer measurement verification, current mode piezoelectric acceleration
When meter calibrating, it is powered using portable power without external power supply.
Claims (2)
1. a kind of multifunction piezoelectric actuator accelerometer calibrating installation, it is characterised in that: including signal generator (1), display (2),
Dynamic signal analyzer (3), power amplifier (4), accelerometer bracket (5), tested accelerometer (6), standard accelerometer
(7), standard vibration machine (8), first switch (9), second switch (10), third switch (11), portable electric source switch (12), just
Take formula power supply (13), slide rheostat (16), charge amplifier (20), calibrating installation shell (21)；
Signal generator (1), display (2) are connected with dynamic signal analyzer (3) respectively, dynamic signal analyzer (3) and function
Rate amplifier (4), standard accelerometer (7) are sequentially connected, and standard accelerometer (7), tested accelerometer (6), which are arranged at, to be added
On speedometer bracket (5), accelerometer bracket (5) is arranged on standard vibration machine (8)；Tested accelerometer (6) are respectively with the
One switch (9), second switch (10), third switch (11) are connected, and first switch (9) is connected with charge amplifier (20)；Second
Switch (10) is connected by conducting wire (19) with dynamic signal analyzer (3)；Third switchs (11) and slide rheostat pin A(14)
It is connected, portable electric source switch (12) is connected with slide rheostat pin A(14)；Portable electric source switch (12) and portable electric
Source (13) is connected；Portable power (13) is connected with slide rheostat pin D(18).
2. multifunction piezoelectric actuator accelerometer calibrating installation according to claim 1, it is characterised in that: the first switch
(9), second switch (10), third switch (11), portable electric source switch (12) are mounted on calibrating installation shell (21)；It is described
Portable power (13), slide rheostat (16), charge amplifier (20) are mounted in calibrating installation shell (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235235.9U CN208568827U (en) | 2018-08-02 | 2018-08-02 | Multifunction piezoelectric actuator accelerometer calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235235.9U CN208568827U (en) | 2018-08-02 | 2018-08-02 | Multifunction piezoelectric actuator accelerometer calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208568827U true CN208568827U (en) | 2019-03-01 |
Family
ID=65449223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821235235.9U Active CN208568827U (en) | 2018-08-02 | 2018-08-02 | Multifunction piezoelectric actuator accelerometer calibrating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208568827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111208318A (en) * | 2020-01-14 | 2020-05-29 | 西人马（厦门）科技有限公司 | Acceleration sensor verification system and method |
-
2018
- 2018-08-02 CN CN201821235235.9U patent/CN208568827U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111208318A (en) * | 2020-01-14 | 2020-05-29 | 西人马（厦门）科技有限公司 | Acceleration sensor verification system and method |
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