CN208076020U - A kind of piezoelectric type vibration velocity sensor with integrating function - Google Patents
A kind of piezoelectric type vibration velocity sensor with integrating function Download PDFInfo
- Publication number
- CN208076020U CN208076020U CN201820499548.9U CN201820499548U CN208076020U CN 208076020 U CN208076020 U CN 208076020U CN 201820499548 U CN201820499548 U CN 201820499548U CN 208076020 U CN208076020 U CN 208076020U
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- China
- Prior art keywords
- pedestal
- shell
- bushing
- inner casing
- type vibration
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- Expired - Fee Related
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model is related to a kind of piezoelectric type vibration velocity sensor with integrating function, including two core sockets, shell and pedestal, housing top end is equipped with two core sockets, bottom end is pedestal, shell is hollow cylinder, spacer is equipped between pedestal and shell, inner casing is equipped in the hollow cavity of shell, it is equipped with pedestal in inner casing successively from bottom to top, mass block, printed circuit board and inner cover plate, pedestal is equipped between inner casing and spacer, the pedestal is equipped with clamping screw in the horizontal, the outer ring of clamping screw is equipped with bushing, the outer ring of the bushing is arranged with crystal wafer, the conductive sheet for being set in crystal wafer both sides is additionally provided on bushing, mass block is by bushing, the package of crystal wafer and conductive sheet is wherein.By using accurate integrating circuit and anti-interference V/I conversion designs, the velocity voltage signal of sensor is converted into the 4-20mA current signals of standard, improves output signal accuracy, reduces error.
Description
Technical field
The utility model is related to electronic fields, more particularly, to a kind of piezoelectric type vibration velocity pick-up with integrating function
Device.
Background technology
Original piezoelectric type vibration velocity sensor is the output of acceleration voltage signal, and rear end needs to connect data acquisition
Acceleration signal is converted to vibration velocity signal by device by the Software Integration of data collector, and disadvantage Software Integration is produced
Raw error is larger, and data acquisition can not be accurate.And it is higher using the Software Integration mode cost of collector.
Invention content
The utility model aims to solve the problem that drawbacks described above, provides a kind of piezoelectric type vibration velocity pick-up with integrating function
Device.
In order to overcome defect present in background technology, the utility model to solve technical solution used by its technical problem
It is：A kind of piezoelectric type vibration velocity sensor with integrating function, including two core sockets, shell and pedestal, housing top end are equipped with
Two core sockets, bottom end are pedestal, and shell is hollow cylinder, spacer is equipped between pedestal and shell, in the hollow cavity of shell
Equipped with inner casing, pedestal, mass block, printed circuit board and inner cover plate are equipped with successively from bottom to top in inner casing, between inner casing and spacer
Equipped with pedestal, the pedestal is equipped with clamping screw in the horizontal, and the outer ring of clamping screw is equipped with bushing, the outer snare of the bushing
Equipped with crystal wafer, it is additionally provided with the conductive sheet for being set in crystal wafer both sides on bushing, mass block is by bushing, crystal wafer and conductive sheet
Package is wherein.
In a preferred embodiment of the utility model, the both ends of clamping screw are equipped with clamp nut.
In a preferred embodiment of the utility model, pedestal is inverted T shaped, and sound construction facilitates clamping screw to be arranged
On pedestal.
In a preferred embodiment of the utility model, it is equipped with cage ring between inner casing and shell, realizes inner casing and shell
Insulation, improve safety.
The utility model has the beneficial effects that：By using accurate integrating circuit and anti-interference V/I conversion designs, will sense
The velocity voltage signal of device is converted into the 4-20mA current signals of standard, improves output signal accuracy, reduces error.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the decomposition texture schematic diagram of the utility model；
Fig. 3 is each element connection relationship diagram in the utility model inner casing；
Fig. 4 is the utility model circuit diagram.
Specific implementation mode
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear to be made to the scope of protection of the utility model
Define.
A kind of piezoelectric type vibration velocity sensor with integrating function as shown in Figures 1 to 4, including two core sockets 1, shell
2 and pedestal 5,2 top of shell is equipped with two core sockets 1, bottom end is pedestal 5, and shell 2 is hollow cylinder, between pedestal 5 and shell 2
Equipped with spacer 4, inner casing 3 is equipped in the hollow cavity of shell 2, be equipped with successively from bottom to top in inner casing 3 pedestal 6, mass block 11,
Printed circuit board 13 and inner cover plate 14 realize integrating function by printed circuit board, pedestal 6 are equipped between inner casing 3 and spacer 4,
Pedestal 6 is equipped with clamping screw 9 in the horizontal, and the outer ring of clamping screw 9 is equipped with bushing 8, and the outer ring of bushing 8 is arranged with crystal wafer
12, it is additionally provided with the conductive sheet 7 for being set in 12 both sides of crystal wafer on bushing 8, mass block 11 is by bushing 8, crystal wafer 12 and conductive sheet 7
Package wherein.
The both ends of clamping screw 9 as shown in Figure 2 are equipped with clamp nut 10, improve whole firmness.
Pedestal 6 is inverted T shaped, sound construction, and clamping screw is facilitated to be arranged on pedestal.
It is equipped with cage ring 15 between inner casing 3 and shell 2, realizes the insulation of inner casing and shell, improves safety.
By using accurate integrating circuit and anti-interference V/I conversion designs, the velocity voltage signal of sensor is converted into
The 4-20mA current signals of standard improve output signal accuracy, reduce error.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are equally included in the patent within the scope of the utility model.
Claims (4)
1. a kind of piezoelectric type vibration velocity sensor with integrating function, it is characterised in that：Including two core sockets, shell and bottom
Seat, the housing top end is equipped with two core sockets, bottom end is pedestal, and shell is hollow cylinder, and isolation is equipped between pedestal and shell
Piece, the hollow cavity of the shell is interior to be equipped with inner casing, and pedestal, mass block, printing electricity are equipped with successively from bottom to top in the inner casing
Road plate and inner cover plate, are equipped with pedestal between the inner casing and spacer, the pedestal is equipped with clamping screw, the compression in the horizontal
The outer ring of screw rod is equipped with bushing, and the outer ring of the bushing is arranged with crystal wafer, is additionally provided on bushing and is set in crystal wafer both sides
Conductive sheet, the mass block by the package of bushing, crystal wafer and conductive sheet wherein.
2. the piezoelectric type vibration velocity sensor with integrating function according to claim 1, it is characterised in that：The compression spiral shell
The both ends of bar are equipped with clamp nut.
3. the piezoelectric type vibration velocity sensor with integrating function according to claim 1, it is characterised in that：The pedestal is
It is inverted T shaped.
4. the piezoelectric type vibration velocity sensor with integrating function according to claim 1, it is characterised in that：The inner casing with
Cage ring is equipped between shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820499548.9U CN208076020U (en) | 2018-04-10 | 2018-04-10 | A kind of piezoelectric type vibration velocity sensor with integrating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820499548.9U CN208076020U (en) | 2018-04-10 | 2018-04-10 | A kind of piezoelectric type vibration velocity sensor with integrating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208076020U true CN208076020U (en) | 2018-11-09 |
Family
ID=64040340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820499548.9U Expired - Fee Related CN208076020U (en) | 2018-04-10 | 2018-04-10 | A kind of piezoelectric type vibration velocity sensor with integrating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208076020U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197854A (en) * | 2020-09-30 | 2021-01-08 | 北京动力机械研究所 | High-performance piezoelectric vibration sensor |
| CN115876307A (en) * | 2023-01-29 | 2023-03-31 | 江苏普瑞尔特控制工程有限公司 | Low-frequency dynamic signal trend analysis sensor for special equipment |
-
2018
- 2018-04-10 CN CN201820499548.9U patent/CN208076020U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197854A (en) * | 2020-09-30 | 2021-01-08 | 北京动力机械研究所 | High-performance piezoelectric vibration sensor |
| CN115876307A (en) * | 2023-01-29 | 2023-03-31 | 江苏普瑞尔特控制工程有限公司 | Low-frequency dynamic signal trend analysis sensor for special equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20210410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |