CN206321661U - A kind of acceleration transducer - Google Patents
A kind of acceleration transducer Download PDFInfo
- Publication number
- CN206321661U CN206321661U CN201621306500.9U CN201621306500U CN206321661U CN 206321661 U CN206321661 U CN 206321661U CN 201621306500 U CN201621306500 U CN 201621306500U CN 206321661 U CN206321661 U CN 206321661U
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- China
- Prior art keywords
- acceleration transducer
- measurement apparatus
- phosphor bodies
- flexure strip
- rectangular phosphor
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Abstract
The utility model discloses a kind of acceleration transducer, including constituting rectangular phosphor bodies by six flexure strips, the cuboid body interior is provided with an inertial mass that can be moved to any direction, the rectangular phosphor bodies are provided with a measurement apparatus, the strain value of flexure strip when the measurement apparatus is used to measure inertial mass contact with the flexure strip, the measurement apparatus, which is electrically connected with one, can be converted into the strain value of measurement the computing system of acceleration magnitude；Above-mentioned acceleration transducer it is simple in construction, debugging difficulty is low, wide using scope, long service life.
Description
Technical field
The utility model is related to a kind of acceleration transducer.
Background technology
Strain gauge acceleration transducer is by resistance strain effect and the combination of system inertia power principle well, in reality
There is good application in test job.Strain gauge acceleration transducer is generally by foil gauge, mass, cantilever beam and pedestal
Composition, the complex structural designs of this acceleration transducer, debugging is difficult, and smaller using scope, service life is short.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of simple in construction, long service life plus
Velocity sensor.
The utility model is to solve the technical scheme that uses of its technical problem：
A kind of acceleration transducer, including：Rectangular phosphor bodies are constituted by six flexure strips, the cuboid body interior is set
The inertial mass that one and six flexure strip is abutted against and can moved to any direction is equipped with, the rectangular phosphor bodies are provided with
One measurement apparatus, the measurement apparatus is used for the deformation values for measuring flexure strip when the inertial mass is contacted with the flexure strip,
The measurement apparatus, which is electrically connected with one, can be converted into the deformation values of measurement the computing system of acceleration magnitude.
The measurement apparatus includes six sheet resistance foil gauges being separately positioned on six flexure strips.
The measurement apparatus include one the inertial mass can be pressed on three of rectangular phosphor bodies it is adjacent two-by-two
Flexure strip on and make three two-by-two adjacent flexure strip produce the elastomeric element of deformation, three two-by-two on adjacent flexure strip all
It is provided with a resistance strain gage.
The measurement apparatus includes six sheet resistance foil gauges, and six sheet resistance foil gauges are separately positioned on six flexure strips.
The elastomeric element is compression spring or extension spring.
The rectangular phosphor bodies are regular hexahedron, and the inertial mass is spheroid.
Also include a protective cover for being used to house the rectangular phosphor bodies, the inwall of the protective cover and the cuboid master
There is gap between body.
The protective cover includes upper outlet body and the pedestal being detachably connected with the upper outlet body.
The beneficial effect of utility model is：A kind of acceleration transducer, including rectangular phosphor bodies are constituted by six flexure strips,
The cuboid body interior is provided with an inertial mass that can be moved to any direction, and the rectangular phosphor bodies are provided with
One measurement apparatus, the strain of flexure strip when the measurement apparatus is used to measure inertial mass contact with the flexure strip
Value, the measurement apparatus, which is electrically connected with one, can be converted into the strain value of measurement the computing system of acceleration magnitude；It is above-mentioned to add
Velocity sensor it is simple in construction, debugging difficulty is low, wide using scope, long service life.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the schematic diagram in one of section of the present utility model；
Fig. 3 is the schematic diagram in another section of the present utility model.
Fig. 4 is the structural representation that the utility model removes protective cover.
Embodiment
Referring to figs. 1 to Fig. 4, a kind of acceleration transducer, including：Rectangular phosphor bodies 1, the length are constituted by six flexure strips
The internal activity of cube main body 1 is provided with the inertial mass 2 that one and six flexure strip is abutted against and can moved to any direction,
The rectangular phosphor bodies 1 are provided with a measurement apparatus, and the measurement apparatus is used to measure the inertial mass 2 and the flexure strip
The deformation values of flexure strip during contact, the measurement apparatus, which is electrically connected with one, to be converted into acceleration magnitude by the deformation values of measurement
Computing system, in addition, the oscillation intensity of the object can also be drawn by computing system according to the deformation of flexure strip.
In preferred embodiment of the present utility model, the flexure strip is steel piece, and the flexure strip can also be plastics
The inertial mass 2 can be pressed on by piece or the piece being made by other elastomeric materials, the measurement apparatus including one
Three of rectangular phosphor bodies 1 two-by-two on adjacent flexure strip and cause three two-by-two adjacent flexure strip produce the elastic portion of deformation
Part 3, three are all provided with a resistance strain gage on adjacent flexure strip two-by-two.The elastomeric element 3 can for compression spring or
Extension spring, the elastic material can also for other with recovery function, such as rubber, in the present embodiment, elastomeric element 3 are pressure
Inertial mass 2 is connected to three of rectangular phosphor bodies 1 two-by-two on adjacent flexure strip by contracting spring, the compression spring, and three
Individual adjacent flexure strip two-by-two produces certain deformation, and the deformation values that resistance strain gage is measured are set as into zero, when inertia matter
The direction that the original shape of gauge block 2 to three adjacent flexure strips two-by-two becomes continues to extrude, according to strain gage testing obtain on the occasion of
Deformation values, the deformation produces the change of resistance, and by the resistance variations data transfer to computing system so as to obtaining corresponding
Acceleration magnitude；When the opposite direction that the original shape of inertial mass 2 to three adjacent flexure strips two-by-two becomes is moved, resistance strain gage
Measurement obtains the deformation values of negative value, and the deformation produces the change of resistance, and by the resistance variations data transfer to computing system from
And obtain corresponding acceleration magnitude.Resistance strain gage can also be set on its excess-three piece flexure strip of the rectangular phosphor bodies 1,
In one embodiment of the present utility model, the measurement apparatus includes six sheet resistance foil gauges being separately positioned on six flexure strips
And the elastomeric element 3.
The measurement apparatus is in addition to above frame mode, and measurement apparatus can also include six sheet resistance foil gauges, six
Sheet resistance foil gauge is separately positioned on six flexure strips, under original state, 2 six flexure strips of inertial mass all contact and
The deflection of certain value is produced, in computing systems, the initial deformation of six flexure strips is disposed as zero, works as inertial mass
2 move to the direction of any flexure strip and the flexure strip is continued to produce the resistance strain gage on deformation, flexure strip by the deformation
And resistance variations are produced, and computing system is transmitted a signal to, so as to obtain the acceleration magnitude or oscillation intensity value of object.
The rectangular phosphor bodies 1 are preferably regular hexahedron, the inertia matter used cooperatively with the rectangular phosphor bodies 1 of regular hexahedron
Gauge block 2 is preferably spheroid.The inertial mass 2 can also be other shapes, as long as inertial mass 2 and rectangular phosphor bodies 1
Six flexure strips between contact for point contact.
The acceleration transducer also includes a protective cover 4 for being used to house the rectangular phosphor bodies 1, the protective cover 4
There is the flexure strip on gap, rectangular phosphor bodies 1 can back and forth be transported in interstice coverage between inwall and the rectangular phosphor bodies 1
Dynamic, the object that rectangular phosphor bodies 1 are collided in addition to inertial mass 2 that protective cover 4 is prevented from being made up of flexure strip causes it
On resistance strain gage deform upon, so as to influence the accuracy of acceleration transducer measured value, the protective cover 4 includes upper cover
Body and the pedestal being detachably connected with the upper outlet body, detachable protective cover 4 are easy to extract and place rectangular phosphor bodies 1.
Preferred embodiments of the present utility model are the foregoing is only, as long as realizing the utility model with essentially identical means
The technical scheme of purpose is belonged within protection domain of the present utility model.
Claims (8)
1. a kind of acceleration transducer, it is characterised in that including：Rectangular phosphor bodies are constituted by six flexure strips（1）, it is described rectangular
Phosphor bodies（1）It is internally provided with the inertial mass that one and six flexure strip is abutted against and can moved to any direction（2）, institute
State rectangular phosphor bodies（1）A measurement apparatus is provided with, the measurement apparatus is used to measure the inertial mass（2）With the elasticity
The deformation values of flexure strip when piece is contacted, the measurement apparatus, which is electrically connected with one, to be converted into acceleration by the deformation values of measurement
The computing system of value.
2. a kind of acceleration transducer as claimed in claim 1, it is characterised in that：The measurement apparatus includes being separately positioned on
Six sheet resistance foil gauges on six flexure strips.
3. a kind of acceleration transducer as claimed in claim 1, it is characterised in that：The measurement apparatus can be by institute including one
State inertial mass（2）It is pressed on rectangular phosphor bodies（1）Three two-by-two on adjacent flexure strip and make three it is adjacent two-by-two
Flexure strip produces the elastomeric element of deformation（3）, three are all provided with a resistance strain gage on adjacent flexure strip two-by-two.
4. a kind of acceleration transducer as claimed in claim 3, it is characterised in that：The measurement apparatus should including six sheet resistances
Become piece, six sheet resistance foil gauges are separately positioned on six flexure strips.
5. a kind of acceleration transducer as claimed in claim 3, it is characterised in that：The elastomeric element（3）For compression spring
Or extension spring.
6. a kind of acceleration transducer as described in claim any one of 1-5, it is characterised in that：The rectangular phosphor bodies（1）
For regular hexahedron, the inertial mass（2）For spheroid.
7. a kind of acceleration transducer as described in claim any one of 1-5, it is characterised in that：Also including one is used to house institute
State rectangular phosphor bodies（1）Protective cover（4）, the protective cover（4）Inwall and the rectangular phosphor bodies（1）Between have between
Gap.
8. a kind of acceleration transducer as claimed in claim 7, it is characterised in that：The protective cover（4）Including upper outlet body and
The pedestal being detachably connected with the upper outlet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621306500.9U CN206321661U (en) | 2016-11-30 | 2016-11-30 | A kind of acceleration transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621306500.9U CN206321661U (en) | 2016-11-30 | 2016-11-30 | A kind of acceleration transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206321661U true CN206321661U (en) | 2017-07-11 |
Family
ID=59265612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621306500.9U Active CN206321661U (en) | 2016-11-30 | 2016-11-30 | A kind of acceleration transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206321661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526233A (en) * | 2016-11-30 | 2017-03-22 | 中山市晶威电子科技有限公司 | Acceleration sensor |
-
2016
- 2016-11-30 CN CN201621306500.9U patent/CN206321661U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526233A (en) * | 2016-11-30 | 2017-03-22 | 中山市晶威电子科技有限公司 | Acceleration sensor |
| CN106526233B (en) * | 2016-11-30 | 2023-04-21 | 中山市晶威电子科技有限公司 | Acceleration sensor |
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