CN106289044A - Sensor stand - Google Patents
Sensor stand Download PDFInfo
- Publication number
- CN106289044A CN106289044A CN201610653956.0A CN201610653956A CN106289044A CN 106289044 A CN106289044 A CN 106289044A CN 201610653956 A CN201610653956 A CN 201610653956A CN 106289044 A CN106289044 A CN 106289044A
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- China
- Prior art keywords
- piezoelectric membrane
- base
- slot
- sidepiece
- sensor stand
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses a kind of sensor stand, including: base, the first sidepiece of base offers along the first slot longitudinally through base；Fixture, is arranged on base the second sidepiece relative to the first sidepiece, and between fixture and the second sidepiece of base, sandwiched is formed with the second slot；Piezoelectric membrane, the first end of piezoelectric membrane from bottom to top through being located in the second slot after the first slot further to form arcuate structure, and then with base sandwiched formation arc-shaped cavity；Second end of piezoelectric membrane is located in the first slot.The arc-shaped cavity that piezoelectric membrane and base sandwiched are formed makes piezoelectric membrane have free vibration space, the beneficially signal of telecommunication to produce.It addition, the curved surfaces of the piezoelectric membrane of curved structure compares flat surfaces, many initial tensions, obvious to the amplification of the signal of telecommunication, and curved surfaces is more easy to be absorbed in flexible material and contacts with tested point.
Description
Technical field
The present invention relates to piezoelectric film sensor, refer in particular to a kind of sensor stand.
Background technology
The piezoelectric membrane piezoelectric transducer being made up of macromolecular material Kynoar (PVDF), utilizes its piezoelectric constant
Height, frequency response width, dynamic characteristic is good, soft, and thickness is thin, can arbitrarily bent toughness good, make variously-shaped, comprcssive strength height
Etc. feature, and the quantity of electric charge of piezoelectric membrane surface output is proportional with the pressure being perpendicular to its surface.Move as one
State strain transducer, piezoelectric membrane piezoelectric transducer is highly suitable to be applied for human skin or implants the life of inside of human body
Signal monitoring, some thin-film components are sensitive detects human pulse across overcoat to being enough to.
But, existing piezoelectric membrane piezoelectric transducer major part uses flat surfaces, and the amplification to the signal of telecommunication is made
With the requirement that can not meet society.
Summary of the invention
Because the problems referred to above, the invention provides a kind of sensor stand, including:
Base, the first sidepiece of described base offers along the first slot longitudinally through described base；
Fixture, is arranged on described base the second sidepiece relative to described first sidepiece, described fixture and described base
The second sidepiece between sandwiched be formed with the second slot；
Piezoelectric membrane, the first end of described piezoelectric membrane is located in institute from bottom to top after described first slot further
State the second slot to form arcuate structure, and then form arc-shaped cavity with described base sandwiched；Second end of described piezoelectric membrane
It is located in described first slot.
Sensor of the invention support, after the first end of piezoelectric membrane passes the first slot of base from bottom to top, then leads to
Cross fixture push down the first end of piezoelectric membrane and be installed on base, and then the first end of piezoelectric membrane is located in base and folder
The second slot that tool is formed is to form arcuate structure, and then forms arc-shaped cavity with base sandwiched, makes piezoelectric membrane have freedom
Oscillation space, the beneficially signal of telecommunication produce.It addition, the curved surfaces of the piezoelectric membrane of curved structure compares flat surfaces, many
One initial tension, obvious to the amplification of the signal of telecommunication, and curved surfaces is more easy to be absorbed in flexible material and contacts with tested point.
Further improvement is that of inventive sensor support, it is spacing that the second end of described piezoelectric membrane is provided with buckle-type
Part, the bottom of described base is provided with the locating slot fixed for described buckle-type locating part.
Further improvement is that of inventive sensor support:
It is respectively equipped with draw-in groove relative to other two sidepieces of described first sidepiece Yu described second sidepiece on described base；
The buckle being respectively provided on two sides with for being arranged in described draw-in groove of described fixture.
Further improvement is that of inventive sensor support, relative to described first sidepiece and described the on described base
Other two sidepieces of two sidepieces are respectively equipped with block, and described block is positioned at the described draw-in groove side near described first slot,
After described buckle is arranged in described draw-in groove, the end of described buckle is resisted against described block.
Further improvement is that of inventive sensor support, the inwall top of described first slot and described second is inserted
The inwall top of groove is respectively formed with the first arc angling face that the arcuate structure formed with described piezoelectric membrane matches.
Further improvement is that of inventive sensor support, the outer wall top of described first slot and described fixture with
The top side wall of described piezoelectric membrane laminating be respectively formed with that the arcuate structure formed with described piezoelectric membrane matches the
Two arc angling faces.
Further improvement is that of inventive sensor support, described chassis interior is formed with cavity, sets in described cavity
Being equipped with base plate, on described base plate, the Pin locations of corresponding described piezoelectric membrane offers installing hole.
Further improvement is that of inventive sensor support, described base plate is pcb board.
Further improvement is that of inventive sensor support, is filled with soft silica gel in described arc-shaped cavity.
Further improvement is that of inventive sensor support, described piezoelectric membrane is PVDF thin film.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of inventive sensor support.
Fig. 2 is the decomposing schematic representation of inventive sensor support.
Fig. 3 is the side view of inventive sensor support.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
Coordinating sees shown in Fig. 1 to Fig. 3, and Fig. 1 is the schematic perspective view of inventive sensor support.Fig. 2 is that the present invention passes
The decomposing schematic representation of sensor bracket.Fig. 3 is the side view of inventive sensor support.Sensor of the invention support, including:
Base 10, the first sidepiece of base 10 offers along the first slot 110 longitudinally through base 10；
Fixture 20, is arranged on base 10 the second sidepiece relative to described first sidepiece, the of fixture 20 and base 10
Between two sidepieces, sandwiched is formed with the second slot 210；
Piezoelectric membrane 30, the first end of piezoelectric membrane 30 is from bottom to top through being located in the after the first slot 110 further
Two slots 210 are to form arcuate structure, and then form arc-shaped cavity 310 with base 10 sandwiched；Second end folder of piezoelectric membrane 30
It is located at the first slot 110.Preferably, in arc-shaped cavity 310, it is filled with soft silica gel, piezoelectric membrane 30 can be played good consolidating
It is set for using.
Sensor of the invention support, the first end of piezoelectric membrane 30 is from bottom to top through the first slot 110 of base 10
After, then push down the first end of piezoelectric membrane 30 by fixture 20 and be installed on base 10, and then by the first of piezoelectric membrane 30
End is located in the second slot 210 that base 10 and fixture 20 formed to form arcuate structure, so with base 10 sandwiched formation arc
Shape cavity 310, makes piezoelectric membrane 30 have free vibration space, the beneficially signal of telecommunication to produce.It addition, the piezoelectricity of curved structure
The curved surfaces of thin film 30 compares flat surfaces, many initial tensions, obvious to the amplification of the signal of telecommunication, and curved surfaces
It is more easy to be absorbed in flexible material contact with tested point.
Shown in Fig. 3, in order to the second end of piezoelectric membrane 30 is fixed on the first slot 110 of base 10, piezoelectricity is thin
Second end of film 30 is provided with buckle 220 formula locating part 320, and the bottom of base 10 is provided with for the fixing of buckle 220 formula locating part 320
Locating slot.After first end of piezoelectric membrane 30 passes the first slot 110 of base 10 from bottom to top, spacing by buckle 220 formula
Part 320 is fastened in the locating slot bottom base 10, and then the second end of piezoelectric membrane 30 is fixed on the first slot of base 10
110, it is ensured that the position of the second end of piezoelectric membrane 30 is fixed.It addition, pushed down the first end of piezoelectric membrane 30 by fixture 20
And be installed on base 10, and then the first end of piezoelectric membrane 30 is fixed on the second slot that base 10 is formed with fixture 20
210, it is ensured that the position of the first end of piezoelectric membrane 30 is fixed.By the way can be by authentic and valid for piezoelectric membrane 30
Long-pending two ends are fixed, and utilize drum principle, it is ensured that piezoelectric membrane 30, in any direction all without being subjected to displacement, reduces machinery shake
Swing, it is ensured that the verity of output pattern.
Shown in Fig. 3, relative to other two side parts of described first sidepiece Yu described second sidepiece on base 10
It is not provided with draw-in groove 120；The buckle 220 being respectively provided on two sides with for being arranged in draw-in groove 120 of fixture 20, forms a U-shaped fixture.Pressure
After first end of conductive film 30 passes the first slot 110 of base 10 from bottom to top, the fixture 20 buckle 220 points by its both sides
It is not fastened in the draw-in groove 120 of base 10 both sides, and then pushes down the first end of piezoelectric membrane 30 and be installed on base 10.
Further, base 10 sets respectively relative to other two sidepieces of described first sidepiece with described second sidepiece
Having block 130, block 130 to be positioned at the draw-in groove 120 side near the first slot 110, the buckle 220 of fixture 20 is arranged in base 10
Draw-in groove 120 after, the end of buckle 220 is resisted against block 130, plays spacing effect, can make fixture 20 and base 10 it
Between connection the most firm.
Owing to easily damaging after the very thin thickness of piezoelectric membrane 30, with external object making contact, therefore, the of base 10
The inwall top of the second slot 210 that the inwall top of one slot 110 and base 10 are formed with fixture 20 be respectively formed with
The first arc angling face 410 that the arcuate structure that piezoelectric membrane 30 is formed matches.Further, the first slot of base 10
The top side wall that the outer wall top of 110 and fixture 20 and piezoelectric membrane 30 are fitted is respectively formed with and is formed with piezoelectric membrane 30
The second arc angling face 420 of matching of arcuate structure.Use the mode of above-mentioned chamfering, it is possible to reduce corner angle are to piezoelectric membrane
The damage of 30.
In a preferred embodiment of the present invention, base 10 has been internally formed cavity, is provided with base plate in described cavity
50, on base plate 50, the Pin locations of corresponding piezoelectric membrane 30 offers installing hole.Preferably, base plate 50 is pcb board.
Preferably as the pedestal 10 that sensor stand is overall, facilitate overall the laying and adjusting in other structures of support
Whole, bottom area is 16mm × 16mm.Piezoelectric membrane 30 is PVDF thin film.The arc formed between piezoelectric membrane 30 and base 10
Cavity 310, a width of 4mm～8mm, a height of 1mm～1.5mm.
Sensor of the invention support, piezoelectric membrane 30 forms arc-shaped cavity 310 with base 10 sandwiched, makes piezoelectric membrane 30
Free vibration space, the beneficially signal of telecommunication has been had to produce.It addition, the curved surfaces of the piezoelectric membrane 30 of curved structure is compared flat
Smooth surface, many initial tensions, obvious to the amplification of the signal of telecommunication, and curved surfaces is more easy to be absorbed in flexible material with to be measured
Point cantact.The two ends of authentic and valid for piezoelectric membrane 30 area are fixed, utilizes drum principle, it is ensured that piezoelectric membrane 30 is in any direction
On all without being subjected to displacement, reduce machinery concussion, it is ensured that the verity of output pattern.Ensureing that quality of output signals is good
In the case of, reduce the authentic and valid area of piezoelectric membrane 30 as far as possible, the input (such as muscle jitter) of noise can be reduced.
The above is only presently preferred embodiments of the present invention, and the present invention not does any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any technology people being familiar with this specialty
Member, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or repaiies
Decorations are the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technology according to the present invention is real
Any simple modification, equivalent variations and the modification that confrontation above example is made, all still falls within the scope of technical solution of the present invention
In.
Claims (10)
1. a sensor stand, it is characterised in that including:
Base, the first sidepiece of described base offers along the first slot longitudinally through described base；
Fixture, is arranged on described base the second sidepiece relative to described first sidepiece, the of described fixture and described base
Between two sidepieces, sandwiched is formed with the second slot；
Piezoelectric membrane, the first end of described piezoelectric membrane is from bottom to top through being located in described the after described first slot further
Two slots are to form arcuate structure, and then form arc-shaped cavity with described base sandwiched；Second end sandwiched of described piezoelectric membrane
In described first slot.
2. sensor stand as claimed in claim 1, it is characterised in that the second end of described piezoelectric membrane is provided with buckle-type limit
Position part, the bottom of described base is provided with the locating slot fixed for described buckle-type locating part.
3. sensor stand as claimed in claim 1, it is characterised in that:
It is respectively equipped with draw-in groove relative to other two sidepieces of described first sidepiece Yu described second sidepiece on described base；
The buckle being respectively provided on two sides with for being arranged in described draw-in groove of described fixture.
4. sensor stand as claimed in claim 3, it is characterised in that relative to described first sidepiece and institute on described base
Other two sidepieces stating the second sidepiece are respectively equipped with block, and described block is positioned at described draw-in groove near the one of described first slot
Side, after described buckle is arranged in described draw-in groove, the end of described buckle is resisted against described block.
5. sensor stand as claimed in claim 1, it is characterised in that the inwall top of described first slot and described the
The inwall top of two slots is respectively formed with the first arc angling that the arcuate structure formed with described piezoelectric membrane matches
Face.
6. sensor stand as claimed in claim 5, it is characterised in that the outer wall top of described first slot and described folder
The top side wall that tool and described piezoelectric membrane are fitted is respectively formed with the arcuate structure formed with described piezoelectric membrane and matches
The second arc angling face.
7. sensor stand as claimed in claim 1, it is characterised in that described chassis interior is formed with cavity, described cavity
Inside being provided with base plate, on described base plate, the Pin locations of corresponding described piezoelectric membrane offers installing hole.
8. sensor stand as claimed in claim 7, it is characterised in that described base plate is pcb board.
9. sensor stand as claimed in claim 1, it is characterised in that be filled with soft silica gel in described arc-shaped cavity.
10. sensor stand as claimed in claim 1, it is characterised in that described piezoelectric membrane is PVDF thin film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610653956.0A CN106289044B (en) | 2016-08-11 | 2016-08-11 | Sensor stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610653956.0A CN106289044B (en) | 2016-08-11 | 2016-08-11 | Sensor stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106289044A true CN106289044A (en) | 2017-01-04 |
| CN106289044B CN106289044B (en) | 2018-12-07 |
Family
ID=57668296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610653956.0A Active CN106289044B (en) | 2016-08-11 | 2016-08-11 | Sensor stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106289044B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487164A (en) * | 2019-07-26 | 2019-11-22 | 中国石油天然气集团公司管材研究所 | A kind of nonmetallic gathering line axial deformation on-Line Monitor Device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08317538A (en) * | 1995-05-18 | 1996-11-29 | Toyo Commun Equip Co Ltd | Guide grip for connecting cable |
| CN2488046Y (en) * | 2001-07-17 | 2002-04-24 | 西南交通大学 | Strain sensor |
| CN102155587A (en) * | 2010-02-11 | 2011-08-17 | 喜利得(中国)商贸有限公司 | Cable clamp |
| CN102383095A (en) * | 2011-11-04 | 2012-03-21 | 浙江大学 | Method for sputtering and deposition of aluminum nitride piezoelectric thin film on flexible substrate through room-temperature reaction |
| CN103211619A (en) * | 2012-01-24 | 2013-07-24 | 株式会社东芝 | Ultrasound probe and ultrasound diagnosis apparatus |
| CN103417240A (en) * | 2012-05-17 | 2013-12-04 | 财团法人工业技术研究院 | Physiological signal sensing structure, stethoscope thereof and manufacturing method thereof |
| CN104506084A (en) * | 2015-01-07 | 2015-04-08 | 浙江师范大学 | Micro-miniature environment-friendly remote controller |
| CN205879106U (en) * | 2016-08-11 | 2017-01-11 | 上海脉感科技有限公司 | Sensor bracket |
-
2016
- 2016-08-11 CN CN201610653956.0A patent/CN106289044B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08317538A (en) * | 1995-05-18 | 1996-11-29 | Toyo Commun Equip Co Ltd | Guide grip for connecting cable |
| CN2488046Y (en) * | 2001-07-17 | 2002-04-24 | 西南交通大学 | Strain sensor |
| CN102155587A (en) * | 2010-02-11 | 2011-08-17 | 喜利得(中国)商贸有限公司 | Cable clamp |
| CN102383095A (en) * | 2011-11-04 | 2012-03-21 | 浙江大学 | Method for sputtering and deposition of aluminum nitride piezoelectric thin film on flexible substrate through room-temperature reaction |
| CN103211619A (en) * | 2012-01-24 | 2013-07-24 | 株式会社东芝 | Ultrasound probe and ultrasound diagnosis apparatus |
| CN103417240A (en) * | 2012-05-17 | 2013-12-04 | 财团法人工业技术研究院 | Physiological signal sensing structure, stethoscope thereof and manufacturing method thereof |
| CN104506084A (en) * | 2015-01-07 | 2015-04-08 | 浙江师范大学 | Micro-miniature environment-friendly remote controller |
| CN205879106U (en) * | 2016-08-11 | 2017-01-11 | 上海脉感科技有限公司 | Sensor bracket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487164A (en) * | 2019-07-26 | 2019-11-22 | 中国石油天然气集团公司管材研究所 | A kind of nonmetallic gathering line axial deformation on-Line Monitor Device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106289044B (en) | 2018-12-07 |
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