CN108007632A - A kind of magnetoelectric induction pressure sensor - Google Patents
A kind of magnetoelectric induction pressure sensor Download PDFInfo
- Publication number
- CN108007632A CN108007632A CN201711180394.3A CN201711180394A CN108007632A CN 108007632 A CN108007632 A CN 108007632A CN 201711180394 A CN201711180394 A CN 201711180394A CN 108007632 A CN108007632 A CN 108007632A
- Authority
- CN
- China
- Prior art keywords
- conductor
- cover board
- shaped cavity
- pressure sensor
- concave shaped
- 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.)
- Withdrawn
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of magnetoelectric induction pressure sensor, and at work, cover board will be recessed as compression face as pressure is acted on towards concave shaped cavity, so as to promote the conductor of installation on the cover board in concave shaped cavity along the direction advance parallel to spill cavity axis.In present embodiment, by setting conductor perpendicular to magnetic field axis and perpendicular to the depth direction of concave shaped cavity, may be such that conductor during the motion cutting magnetic field so as to producing electric current.It is current measurement by the measures conversion of cover board deformation quantity in this way, by conductor cutting magnetic field, is conducive to improve measurement accuracy.And relative to survey tools such as traditional pressure-sensitive films, the element that the pressure sensor that present embodiment provides uses is more simple, and cost is low high, and failure rate is low.
Description
Technical field
The present invention relates to pressure sensor technique field, more particularly to a kind of magnetoelectric induction pressure sensor.
Background technology
Traditional pressure sensor has pressure resistance type, condenser type, resonant mode etc., and a variety of sensors can according to its feature
Applied to different occasions.But the various sensors occurred at present, to the element such as pressure-sensitive film of high sensitive according to lazyness
Property is strong, and functional reliability and cost are difficult to control.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of magnetoelectric induction pressure sensor.
A kind of magnetoelectric induction pressure sensor proposed by the present invention, including：Base and cover board；
Base is equipped with concave shaped cavity, is equipped with the magnet for forming magnetic field in concave shaped cavity, the axis in magnetic field is perpendicular to concave shaped cavity
Depth direction；
Cover board is installed on base and covers concave shaped cavity, and the side of cover board towards base is provided with conductor, and conductor is positioned at recessed
Shape intracavitary, conductor is perpendicular to magnetic field axis and perpendicular to the depth direction of concave shaped cavity；Conductor both ends are connected by conducting wire respectively pacifies
Mounted in the measuring instrumentss of chassis outer side.
Preferably, conductor is installed on the cover board and parallel to cover board by insulator.
Preferably, the quantity of conductor is multiple and is connected in parallel.
Preferably, conductor uses wire.
Preferably, base is made of bottom plate and the vertical side plate being installed on bottom plate that surrounds.
Preferably, measuring instrumentss are used for the electric current for measuring the generation of conductor cutting magnetic field, and for calculating cover board according to electric current
Pressure valve.
A kind of magnetoelectric induction pressure sensor proposed by the present invention, at work, cover board will be with pressure as compression face
Effect is recessed towards concave shaped cavity, so as to promote the conductor of installation on the cover board in concave shaped cavity along parallel to spill cavity axis
Advance in direction.In present embodiment, by setting conductor to make perpendicular to magnetic field axis and perpendicular to the depth direction of concave shaped cavity
Conductor during the motion cutting magnetic field so as to producing electric current.
It is current measurement by the measures conversion of cover board deformation quantity in this way, by conductor cutting magnetic field, is conducive to improve measurement
Precision.And relative to survey tools such as traditional pressure-sensitive films, the element that the pressure sensor that present embodiment provides uses is more
To be simple, cost is low high, and failure rate is low.
Brief description of the drawings
Fig. 1 cuts open structure chart for a kind of magnetoelectric induction pressure sensor side proposed by the present invention；
Fig. 2 cuts open structure chart for a kind of magnetoelectric induction pressure sensor opposite side proposed by the present invention.
Embodiment
Reference Fig. 1, Fig. 2, a kind of magnetoelectric induction pressure sensor proposed by the present invention, including：Base 1 and cover board 2.
Base 1 is equipped with concave shaped cavity 3, is equipped with the magnet 4 for forming magnetic field in concave shaped cavity 3, the axis in magnetic field is perpendicular to spill
The depth direction of chamber 3.That is, the axis of the N poles in magnetic field and the line unwrapping wire of S poles perpendicular to concave shaped cavity 3.In present embodiment, bottom
Seat 1 is made of bottom plate and the vertical side plate being installed on bottom plate that surrounds.
Cover board 2 is installed on base 1 and covers concave shaped cavity 3, and the side of cover board 2 towards base 1 is provided with conductor 5, conductor 5
In concave shaped cavity 3, conductor 5 is perpendicular to magnetic field axis and perpendicular to the depth direction of concave shaped cavity 3.The pressure sensor is working
When, cover board 2 will be recessed as compression face as pressure is acted on towards concave shaped cavity 3, so as to promote the conductor 5 on cover board 2
Along the direction advance parallel to 3 axis of concave shaped cavity in concave shaped cavity 3.In present embodiment, by setting conductor 5 perpendicular to magnetic
Axis and perpendicular to the depth direction of concave shaped cavity 3, may be such that conductor 5 during the motion cutting magnetic field so as to producing electric current.
In present embodiment, 5 both ends of conductor are installed on the measuring instrumentss in the outside of base 1 by conducting wire connection respectively.Measurement
Instrument is used for the electric current for measuring the generation of 5 cutting magnetic field of conductor, and for calculating 2 pressure valve of cover board according to electric current.
In this way, in present embodiment, by 5 cutting magnetic field of conductor, the measures conversion of 2 deformation quantity of cover board is surveyed for electric current
Amount, is conducive to improve measurement accuracy.And relative to survey tools such as traditional pressure-sensitive films, the pressure that present embodiment provides passes
The element that sensor uses is more simple, and cost is low high, and failure rate is low.
In present embodiment, conductor 5 is installed on cover board 2 and parallel to cover board 2 by insulator, can specifically pass through insulation
Conductor 5 is bonded on cover board 2 by glue, so that cover board 2 impacts the electric current in conductor 5, is conducive to relax 2 selection model of cover board
Enclose, and improve pressure measurement accuracy.In present embodiment, conductor 5 uses wire, that is, mitigates weight, ensures conductor 5 and cover board
2 connection it is reliable.In present embodiment, the quantity of conductor 5 is multiple and is connected in parallel, to increase the magnitude of current, so as to carry
The precision of high pressure measurement.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
- A kind of 1. magnetoelectric induction pressure sensor, it is characterised in that including：Base 1 and cover board 2；Base 1 is equipped with concave shaped cavity 3, is equipped with the magnet 4 for forming magnetic field in concave shaped cavity 3, the axis in magnetic field is perpendicular to concave shaped cavity 3 Depth direction；Cover board 2 is installed on base 1 and covers concave shaped cavity 3, and the side of cover board 2 towards base 1 is provided with conductor 5, and conductor 5 is located at In concave shaped cavity 3, conductor 5 is perpendicular to magnetic field axis and perpendicular to the depth direction of concave shaped cavity 3；5 both ends of conductor pass through conducting wire respectively Connection is installed on the measuring instrumentss in the outside of base 1.
- 2. magnetoelectric induction pressure sensor as claimed in claim 1, it is characterised in that conductor 5 is installed on lid by insulator On plate 2 and parallel to cover board 2.
- 3. magnetoelectric induction pressure sensor as claimed in claim 1, it is characterised in that the quantity of conductor 5 is multiple and simultaneously Connection connection.
- 4. the magnetoelectric induction pressure sensor as described in claim 1 or 2 or 3, it is characterised in that conductor 5 uses wire.
- 5. magnetoelectric induction pressure sensor as claimed in claim 1, it is characterised in that base 1 is pacified by bottom plate and vertical surround Side plate composition on bottom plate.
- 6. magnetoelectric induction pressure sensor as claimed in claim 1, it is characterised in that measuring instrumentss are cut for measuring conductor 5 The electric current of magnetic field generation is cut, and for calculating 2 pressure valve of cover board according to electric current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180394.3A CN108007632A (en) | 2017-11-23 | 2017-11-23 | A kind of magnetoelectric induction pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180394.3A CN108007632A (en) | 2017-11-23 | 2017-11-23 | A kind of magnetoelectric induction pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108007632A true CN108007632A (en) | 2018-05-08 |
Family
ID=62053340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711180394.3A Withdrawn CN108007632A (en) | 2017-11-23 | 2017-11-23 | A kind of magnetoelectric induction pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108007632A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243502A (en) * | 2019-05-27 | 2019-09-17 | 苏州大学 | A kind of inductance pressure transducer and preparation method thereof and application |
| CN116297147A (en) * | 2023-05-15 | 2023-06-23 | 深圳大学 | Rubber aging test device and test method based on different environments |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697679A (en) * | 2015-03-09 | 2015-06-10 | 中国科学院宁波材料技术与工程研究所 | Inductance type stress sensor |
| CN104697677A (en) * | 2015-03-09 | 2015-06-10 | 中国科学院宁波材料技术与工程研究所 | Piezomagnetic stress sensor |
| JP2015152452A (en) * | 2014-02-14 | 2015-08-24 | 株式会社小野測器 | Load adding device and torque calibrating device |
| WO2015181763A3 (en) * | 2014-05-30 | 2016-11-24 | Nanolever S.R.L. | Force gauge |
| CN107246928A (en) * | 2017-06-01 | 2017-10-13 | 东南大学 | The pressure sensor and its method of work of a kind of utilization electromagnetic principle |
-
2017
- 2017-11-23 CN CN201711180394.3A patent/CN108007632A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015152452A (en) * | 2014-02-14 | 2015-08-24 | 株式会社小野測器 | Load adding device and torque calibrating device |
| WO2015181763A3 (en) * | 2014-05-30 | 2016-11-24 | Nanolever S.R.L. | Force gauge |
| CN104697679A (en) * | 2015-03-09 | 2015-06-10 | 中国科学院宁波材料技术与工程研究所 | Inductance type stress sensor |
| CN104697677A (en) * | 2015-03-09 | 2015-06-10 | 中国科学院宁波材料技术与工程研究所 | Piezomagnetic stress sensor |
| CN107246928A (en) * | 2017-06-01 | 2017-10-13 | 东南大学 | The pressure sensor and its method of work of a kind of utilization electromagnetic principle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243502A (en) * | 2019-05-27 | 2019-09-17 | 苏州大学 | A kind of inductance pressure transducer and preparation method thereof and application |
| CN116297147A (en) * | 2023-05-15 | 2023-06-23 | 深圳大学 | Rubber aging test device and test method based on different environments |
| CN116297147B (en) * | 2023-05-15 | 2023-08-01 | 深圳大学 | Rubber aging test device and test method based on different environments |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180508 |