CN108089728A - Electronic device and its triaxial stress sensor - Google Patents
Electronic device and its triaxial stress sensor Download PDFInfo
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- CN108089728A CN108089728A CN201611032063.0A CN201611032063A CN108089728A CN 108089728 A CN108089728 A CN 108089728A CN 201611032063 A CN201611032063 A CN 201611032063A CN 108089728 A CN108089728 A CN 108089728A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0346—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
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Abstract
The invention discloses a kind of electronic device and its triaxial stress sensor, triaxial stress sensor includes one first induction pieces and one second induction pieces.First induction pieces include a first electrode, multiple second electrodes and multiple 3rd electrodes.First electrode includes an electrode body, multiple first extending columns, multiple second extending columns, multiple first electrode columns and multiple second electrode columns.Multiple first extending columns and multiple second extending column connection electrode main bodys.Multiple first electrode columns connect multiple first extending columns.Multiple second electrode columns connect multiple second extending columns.
Description
Technical field
The present invention relates to a kind of triaxial stress sensor, particularly a kind of inductive effects for enhancing X-axis and Y direction
Triaxial stress sensor.
Background technology
Piezoelectric effect is to convert mechanical energy into electric energy using material type change or convert electric energy to mechanical energy.Since
After nineteen forty-two finds the piezoelectric property of barium titanate (BaTiO3), the research and application of piezoelectric material of all kinds are just constantly sent out
Exhibition, such as piezoelectric material such as Kynoar (Po1yvinylidene, PVDF) can be made into the piezoelectric membrane of plane formula, to be formed
One sensing element.
The characteristics such as power is low in general, piezoelectric material has small, rapid reaction, displacement consumption, but using it is upper still
It is restricted.For example, when Kynoar is used to be made as the Plane Piezoelectric Materials film of sensing triaxial stress, piezoelectric membrane can be
Z axis has good sensing capability (being also the online sensing capability of the method for the plane of the piezoelectric membrane), but the piezoelectricity is thin
Film the sensing capability of X-axis and Y-axis (also be the piezoelectric membrane plane horizontal direction on sensing capability) then substantially compared with
Difference；It is measured through actual experiment, the sensing capability of the Plane Piezoelectric Materials film of Kynoar on the sensing capability of X-axis and Y-axis is small
In the half of the sensing capability on Z axis.Therefore, sensing capability of traditional Plane Piezoelectric Materials film on three axis is very uneven,
It can not the thorough stress variation that must sense surrounding.
Therefore, it is necessary to a kind of new triaxial stress sensor is provided, particularly a kind of sense for enhancing X-axis and Y direction
Answer effect.
The content of the invention
The main object of the present invention is to provide a kind of triaxial stress sensing of inductive effects for enhancing X-axis and Y direction
Device.
To reach above-mentioned purpose, a kind of triaxial stress sensor of the invention includes one first induction pieces and one second sense
Answer part.First induction pieces include a first electrode, multiple second electrodes and multiple 3rd electrodes.First electrode includes an electrode master
Body, multiple first extending columns, multiple second extending columns, multiple first electrode columns and multiple second electrode columns.Multiple first extensions
Column and multiple second extending column connection electrode main bodys.Multiple first electrode columns connect multiple first extending columns, wherein any two phases
Between adjacent first electrode column and between any first electrode column and the adjacent electrode body, one first is all respectively formed
Accommodation space.Multiple second electrode columns connect multiple second extending columns, wherein between any two adjacent second electrode columns and
Between any second electrode column and the adjacent electrode body, one second accommodation space is all respectively formed.Each second electrode bag
Include one the 3rd extending column and multiple 3rd electrode columns.Multiple 3rd electrode columns connect the 3rd extending column, and each 3rd electrode column
It is located at each first receiving space respectively.Each 3rd electrode includes one the 4th extending column and multiple 4th electrode columns.Multiple
Four electrode columns connect the 4th extending column, and each 4th electrode column is located at each second accommodation space respectively.Second induction pieces position
In the lower section of the first induction pieces.
An embodiment according to the present invention, plurality of 3rd electrode column respectively with multiple first electrode columns of surrounding and
Electrode body is corresponding, to form a polarization direction of X-axis；Multiple 4th electrode columns multiple second electrode columns with surrounding respectively
And electrode body is corresponding, to form a polarization direction of Y-axis.
An embodiment according to the present invention, wherein electrode body and the second induction pieces are corresponding, to form a polarization of Z axis
Direction.
An embodiment according to the present invention, wherein when the first induction pieces are influenced by an external force and when generating deformation, the first sense
Part is answered to transmit the electronic signal that the first induction pieces generate due to deformation.
An embodiment according to the present invention, plurality of first electrode column and multiple 3rd electrode columns are parallel to each other.
An embodiment according to the present invention, plurality of second electrode column and multiple 4th electrode columns are parallel to each other.
An embodiment according to the present invention, plurality of first electrode column are to connect multiple first extensions in vertical manner
Column, and multiple 3rd electrode columns are the 3rd extending columns for connecting multiple second electrodes in vertical manner.
An embodiment according to the present invention, plurality of second electrode column are to connect multiple second extensions in vertical manner
Column, and multiple 4th electrode columns are the 4th extending columns for connecting multiple 3rd electrodes in vertical manner.
An embodiment according to the present invention, triaxial stress sensor further include an electrode column, the second sensing of electrode column connection
Part.
An embodiment according to the present invention, triaxial stress sensor further include one first protection board and one second protection board,
And first induction pieces and the second induction pieces between the first protection board and the second protection board.
Another main purpose of the present invention is to provide a kind of electronic device, can enhance the sensing effect of X-axis and Y direction
Fruit.
To reach above-mentioned purpose, electronic device of the invention includes a processor, a power elements and triaxial stress sensing
Device.Power elements electrically connected processing device.Triaxial stress sensor electrically connected processing device.Triaxial stress sensor includes one first
Induction pieces and one second induction pieces.First induction pieces include a first electrode, multiple second electrodes and multiple 3rd electrodes.First
Electrode electrically connected processing device, including an electrode body, multiple first extending columns, multiple second extending columns, multiple first electricity
Pole and multiple second electrode columns.Multiple first extending columns and multiple second extending column connection electrode main bodys.Multiple first electrodes
Column connects multiple first extending columns, wherein between any two adjacent first electrode columns and any first electrode column and adjacent
The electrode body between, be all respectively formed a first receiving space.Multiple second electrode columns connect multiple second extending columns,
In between any two adjacent second electrode columns and between any second electrode column and the adjacent electrode body, all distinguish
Form one second accommodation space.Each second electrode electrically connected processing device, and including one the 3rd extending column and multiple 3rd electricity
Pole.Multiple 3rd electrode columns connect multiple 3rd extending columns, and each 3rd electrode column is located at each first and accommodates sky respectively
Between.Each 3rd electrode electrically connected processing device, and including one the 4th extending column and multiple 4th electrode columns.Multiple 4th electrodes
Column connects the 4th extending column, and each 4th electrode column is located at each second accommodation space respectively.Second induction pieces are located at first
The lower section of induction pieces.
Description of the drawings
Fig. 1 is the schematic diagram of the triaxial stress sensor of one embodiment of the invention.
Fig. 2 is the three-dimensional exploded view of the triaxial stress sensor of one embodiment of the invention.
Fig. 3 is the three-dimensional exploded view of first induction pieces of one embodiment of the invention.
Fig. 4 is the top view of first induction pieces of one embodiment of the invention.
Fig. 5 is second induction pieces of one embodiment of the invention and the schematic diagram of electrode column.
Fig. 6 is that the first induction pieces of first induction pieces of one embodiment of the invention form polarized schematic diagram.
Fig. 7 is the system architecture diagram of the electronic device of one embodiment of the invention.
Wherein, reference numeral
Triaxial stress sensor 1
First induction pieces 20
First electrode 21
Electrode body 211
First extending column 212
Second extending column 213
First electrode column 214
Second electrode column 215
First receiving space 216
Second accommodation space 217
Second electrode 22
3rd extending column 221
3rd electrode column 222
3rd electrode 23
4th extending column 231
4th electrode column 232
Second induction pieces 30
Electrode column 40
First protection board 50
Second protection board 60
Processor 70
Power elements 80
Electronic device 100
Specific embodiment
For that can allow your juror that can know more about the technology contents of the present invention, spy lifts preferred embodiment and is described as follows.
Below please also refer to Fig. 1 to Fig. 7 on the electronic device of one embodiment of the invention and triaxial stress sensor.
Fig. 1 is the schematic diagram of the triaxial stress sensor of one embodiment of the invention；Fig. 2 is the triaxial stress of one embodiment of the invention
The three-dimensional exploded view of sensor；Fig. 3 is the three-dimensional exploded view of first induction pieces of one embodiment of the invention；Fig. 4 is the present invention
An embodiment the first induction pieces top view；Fig. 5 is second induction pieces of one embodiment of the invention and showing for electrode column
It is intended to；Fig. 6 is that the first induction pieces of first induction pieces of one embodiment of the invention form polarized schematic diagram；Fig. 7 is this hair
The system architecture diagram of the electronic device of a bright embodiment.
As shown in Figure 1, Figure 2 and Figure 7, among one embodiment of the invention, electronic device 100 is with touch function
Device, such as intelligent mobile phone, signature plate, handwriting pad or tablet computer, but its species is not limited thereto.Electronic device 100
Including a processor 70, a power elements 80 and a triaxial stress sensor 1.Processor 70 is, for example, a central processing unit
(Central Processing Unit, CPU), processor 70 are electrically connected power elements 80 and triaxial stress sensor 1.Processing
Device 70 can receive and process the electronics of the transmission of triaxial stress sensor 1 to control the electronic component inside electronic device 100
Signal, other electronic components to be controlled to generate corresponding action according to the electronic signal.Power elements 80 are, for example, a battery,
It is providing the electric power needed for processor 70.
Among one embodiment of the invention, triaxial stress sensor 1 is sensing three direction of principal axis (such as X-axis, Y-axis, Z
Axis) on stress variation, and corresponding electronic signal is transmitted according to the stress variation of three direction of principal axis to processor 70, for place
Reason device 70 performs corresponding software according to electronic signal.Triaxial stress sensor 1 is felt including one first induction pieces 20, one second
Answer part 30, an electrode column 40, one first protection board 50 and one second protection board 60.
As shown in Fig. 2 to Fig. 4, Fig. 6 and Fig. 7, among one embodiment of the invention, the first induction pieces 20 are with piezoresistive material
Material such as Kynoar (Po1yvinylidene, PVDF) is made, to sense stress variation in X-axis and Y-axis or
The second induction pieces 30 is coordinated to sense the stress variation on Z axis.First induction pieces 20 include 21, two second electricity of a first electrode
Pole 22 and two the 3rd electrodes 23.Its electrically connected processing device 70 of first electrode 21.First electrode 21 includes an electrode body
211st, two the first extending column 212, two the second extending columns, 213, four first electrode columns 214 and four second electrode columns 215；
However, the first extending column 212, the second extending column 213, the quantity of first electrode column 214 and second electrode column 215 are neither with above-mentioned
It is limited, can changes according to design requirement.Electrode body 211 to coordinate 22 and the 3rd electrode 23 of second electrode of surrounding with
The stress variation in X-axis and Y-axis is sensed, also the second induction pieces 30 to be coordinated to sense the stress variation on Z axis.Two first
Extending column 212 extends along X-axis, and is connected to both sides of the electrode body 211 in X-axis.Two 213 edges of the second extending column
Y-axis extension, and both sides of the connection electrode main body 211 in Y-axis respectively.
Among one embodiment of the invention, among four first electrode columns 214, wherein two first electrode column 214
One of them first extending column 212 is connected in vertical manner, and in addition two first electrode columns 214 connect separately in vertical manner
One the first extending column 212.Four first electrode columns 214 are parallel to each other, and two in four first electrode columns 214 are located at electricity
The one side of pole main body 211, other two is located at the opposite side of electrode body 211.Any two adjacent first electrode columns 214 it
Between, a first receiving space 216 can be formed；Between any first electrode column 214 and the adjacent electrode body 211, also can
Form a first receiving space 216；Thereby, positioned at two first electrode columns 214 of the one side of electrode body 211, can coordinate
Electrode body 211 and formed two first receiving spaces 216；Positioned at two first electrode columns of the opposite side of electrode body 211
214, electrode body 211 can also be coordinated and form other two first receiving spaces 216.Four second electrode columns 215 it
In, two of which connects wherein one second extending column 213 in vertical manner, and in addition two connect another in vertical manner
Second extending column 213.Four second electrode columns 215 are parallel to each other, and two in four second electrode columns 215 are located at electrode master
The one side of body 211, other two is located at the opposite side of second electrode column 215.Any two adjacent second electrode columns 215 it
Between, one second accommodation space 217 can be formed；Between any second electrode column 215 and the adjacent electrode body 211, also can
Form one second accommodation space 217；Thereby, positioned at two second electrode columns 215 of the one side of electrode body 211, can coordinate
Electrode body 211 and formed two the second accommodation spaces 217；Positioned at two second electrode columns of the opposite side of electrode body 211
215, electrode body 211 can also be coordinated and form other two the second accommodation spaces 217.
Among one embodiment of the invention, two second electrodes 22 are the electrode plate of F shapes, electrically connected processing device
70, two second electrodes 22 form the one of X-axis to coordinate the first electrode column 214 of first electrode 21 and electrode body 211
Polarization direction.Each second electrode 22 includes one the 3rd extending column 221 and two the 3rd electrode columns 222；However, the 3rd electrode column
222 quantity is not limited with two, can be changed according to design requirement.Among each second electrode 22, two the 3rd
Electrode column 222 connects the 3rd extending column 221 in vertical manner.Two second electrodes 22 are arranged on two first to deserved respectively
The side of extending column 212, and each 3rd electrode column 222 is located in each first receiving space 216 respectively；That is,
Among one embodiment of the invention, two the 3rd electrode columns 222 of one of second electrode 22, respectively positioned at electrode body
Among two first receiving spaces 216 of 211 one side, two the 3rd electrode columns 222 of another second electrode 22 are then distinguished
Among two first receiving spaces 216 of the opposite side of electrode body 211.Four first electrode columns 214 and each second
Two the 3rd electrode columns 222 of electrode 22 are parallel to each other.Due to each first receiving space 216 be by any two adjacent first
Electrode column 214 or any first electrode column 214 and adjacent electrode body 211 are formed, therefore are arranged on the first receiving sky
Between the 3rd electrode column 222 among 216 can be located between two adjacent first electrode columns 214 or positioned at first electrode column
Between 214 and adjacent electrode body 211；Thereby, four first electrode columns 214 can be with two the 3rd of each second electrode 22
Electrode column 222 and electrode body 211 are parallel and be staggered.
Among one embodiment of the invention, two the 3rd electrodes 23 are the electrode plate of F shapes, electrically connected processing device
70, two the 3rd electrodes 23 form the one of Y-axis to coordinate the second electrode column 215 of first electrode 21 and electrode body 211
Polarization direction.Each 3rd electrode 23 includes one the 4th extending column 231 and two the 4th electrode columns 232；However, the 4th electrode column
232 quantity is not limited with two, can be changed according to design requirement.Among each 3rd electrode 23, two the 4th
Electrode column 232 connects the 4th extending column 231 in vertical manner.Two the 3rd electrodes 23 are arranged on two second to deserved respectively
The side of extending column 213, and each 4th electrode column 232 is located in each second accommodation space 217 respectively；That is,
Among one embodiment of the invention, two the 4th electrode columns 232 of one of them the 3rd electrode 23, respectively positioned at electrode body
Among two the second accommodation spaces 217 of 211 one side, two the 4th electrode columns 232 of another the 3rd electrode 23 are then distinguished
Among two the second accommodation spaces 217 of the opposite side of electrode body 211.Four second electrode columns 215 and each 3rd
Two the 4th electrode columns 232 of electrode 23 are parallel to each other.Due to each second accommodation space 217 be by any two adjacent second
Electrode column 215 or any second electrode column 215 and adjacent electrode body 211 are formed, therefore are arranged on the second receiving sky
Between the 4th electrode column 232 among 217 can be located between two adjacent second electrode columns 215 or positioned at second electrode column
Between 215 and adjacent electrode body 211；Thereby, four second electrode columns 215 can be with two the 4th of each 3rd electrode 23
Electrode column 232 and electrode body 211 are parallel and be staggered.
Among one embodiment of the invention, the second induction pieces 30 are with piezoelectric material as made by Kynoar, are used
To sense the stress variation on Z axis.Second induction pieces, 30 electrically connected processing device 70, positioned at the electrode body of the first induction pieces 20
211 lower section.Second induction pieces 30 are to corresponding with electrode body 211, to form a polarization direction of Z axis.
Among one embodiment of the invention, by above-mentioned four first electrode columns 214 and each second electrode 22
Parallel between two the 3rd electrode columns 222 and electrode body 211 and be staggered, four first electrode columns 214 can and it is each
Two the 3rd electrode columns 222 and electrode body 211 of a second electrode 22 are corresponding, to form a polarization direction of X-axis；And
And staggered first electrode column 214, the 3rd electrode column 222 all can be mutually opposite with adjacent electrode column or electrode body 211
Should the induction field of careful X-axis be generated (as shown in Figure 4 and Figure 6), therefore, the stress induction effect in X-axis can be carried significantly
It is high.In addition, two the 4th electrode columns 232 and electricity by above-mentioned four second electrode columns 215 and each 3rd electrode 23
Parallel between pole main body 211 and be staggered, four second electrode columns 215 can and each 3rd electrode 23 two the 4th electricity
Pole 232 and electrode body 211 are corresponding, to form a polarization direction of Y-axis；And staggered second electrode column
215th, the 4th electrode column 232 all can (as shown in Figure 4 and Figure 6) produce in correspondence with each other with adjacent electrode column or electrode body 211
The induction field of raw careful Y-axis, therefore, the stress induction effect in Y-axis can greatly improve.In addition, the second induction pieces 30
Can be corresponding with electrode body 211, to form a polarization direction of Z axis.
As shown in Fig. 2, Fig. 5 and Fig. 7, among one embodiment of the invention, electrode column 40 connects the second induction pieces 30, electricity
Pole 40 can export the extra electric energy in 1 inside of triaxial stress sensor to outside, inside triaxial stress sensor 1
Electronic component damage.First protection board 50 and the second protection board 60 are the harder plate of quality, the first induction pieces 20 and the
Two induction pieces 30 are between the first protection board 50 and the second protection board 60, thereby, the first protection board 50 and the second protection board 60
The first induction pieces 20 and the second induction pieces 30 can be protected damaged from external force influence.In addition, the triaxial stress of the present invention passes
The structure of sensor 1, by the first induction pieces 20, the second induction pieces 30, the first protection board 50 and 60 mutual coincide of the second protection board
Into whole height is fairly small, therefore can achieve the purpose that microminiaturization, slimming.
As shown in Figure 1 to Figure 4 with shown in Fig. 7, among one embodiment of the invention, when triaxial stress sensor 1 is by an external force
When influencing and generating deformation, the first induction pieces 20, which can be also inconjunction with, to be influenced be subject to external force and generates deformation；At this point, it is imitated by piezoelectricity
Should, the first induction pieces 20 can generate electronic signal, and the first induction pieces 20 can transmit the electronic signal generated due to deformation to place
Device 70 is managed, and processor 70 can analyze the electronic signal received, to judge the stress on three dimensions and the variation in direction.
Since direct piezoelectric effect is known technology, therefore do not repeat herein more.If it is noted that the external force be along X-axis or Y-axis and
It is applied on triaxial stress sensor 1, so that during the generation deformation of the first induction pieces 20, due to staggered first electrode column
214th, the 3rd electrode column 222 all can generate the sensing of careful X-axis in correspondence with each other with adjacent electrode column or electrode body 211
Electric field, and staggered second electrode column 215, the 4th electrode column 232 also can be with adjacent electrode columns or electrode body 211
The induction field of careful Y-axis is generated in correspondence with each other, therefore triaxial stress sensor 1 can be in X-axis and Y-axis all with good
Good sensing capability, therefore triaxial stress sensor 1 sensitive can must be sensed along X-axis or Y-axis and the external force that applies.
By the design of the electronic device and its triaxial stress sensor 1 of the present invention, 1 spirit of triaxial stress sensor can be made
It is quick to sense the external force applied along X-axis or Y-axis.Actual experiment test through inventor, triaxial stress of the invention pass
Sensor 1 is good as the stress induction ability on Z axis in X-axis, the stress induction ability of Y-axis.Therefore the electronic device of the present invention
And its triaxial stress sensor 1 be suitble to can the thorough stress variation that must sense surrounding.
It is noted that it above are only embodiment rather than be limited to embodiment.Any correlation technique people for being familiar with this field
Member, without departing from the spirit and scope of the invention, when can be used for a variety of modifications and variations, but these change and retouch and should all wrap
It is contained in the protection domain of appended claims of the present invention.
Claims (20)
1. a kind of triaxial stress sensor, which is characterized in that including：
One first induction pieces, including：
One first electrode, including：
One electrode body；
Multiple first extending columns, connect the electrode body；
Multiple second extending columns, connect the electrode body；
Multiple first electrode columns connect the plurality of first extending column, wherein between any two adjacent first electrode columns, Yi Jiren
Between one first electrode column and the adjacent electrode body, a first receiving space is all respectively formed；And
Multiple second electrode columns connect the plurality of second extending column, wherein between any two adjacent second electrode columns, Yi Jiren
Between one second electrode column and the adjacent electrode body, one second accommodation space is all respectively formed；And
Multiple second electrodes, each second electrode include：
One the 3rd extending column；And
Multiple 3rd electrode columns connect the 3rd extending column, and each 3rd electrode column is located at each first receiving space respectively；
And
Multiple 3rd electrodes, each 3rd electrode include：
One the 4th extending column；
Multiple 4th electrode columns connect the 4th extending column, and each 4th electrode column is located at each second accommodation space respectively；
And
One second induction pieces, positioned at the lower section of first induction pieces.
2. the triaxial stress sensor as described in claim 1, which is characterized in that the plurality of 3rd electrode column respectively and surrounding
The plurality of first electrode column and the electrode body it is corresponding, to form a polarization direction of X-axis；The plurality of 4th electrode column
It is corresponding with the plurality of second electrode column of surrounding and the electrode body respectively, to form a polarization direction of Y-axis.
3. the triaxial stress sensor as described in claim 2, which is characterized in that the electrode body and the second induction pieces are opposite
Should, to form a polarization direction of Z axis.
4. the triaxial stress sensor as described in claim 3, which is characterized in that when first induction pieces are influenced by an external force
And when generating deformation, which transmits the electronic signal that first induction pieces generate due to deformation.
5. the triaxial stress sensor as described in claim 4, which is characterized in that the plurality of first electrode column and the plurality of
Three electrode columns are parallel to each other.
6. the triaxial stress sensor as described in claim 5, which is characterized in that the plurality of second electrode column and the plurality of
Four electrode columns are parallel to each other.
7. the triaxial stress sensor as described in claim 6, which is characterized in that the plurality of first electrode column is with vertical
Mode connects the plurality of first extending column, and the plurality of 3rd electrode column is to connect the plurality of second electrode in vertical manner
3rd extending column.
8. the triaxial stress sensor as described in claim 7, which is characterized in that the plurality of second electrode column is with vertical
Mode connects the plurality of second extending column, and the plurality of 4th electrode column is to connect the plurality of 3rd electrode in vertical manner
4th extending column.
9. the triaxial stress sensor as described in claim 8, which is characterized in that further include an electrode column, which connects
Connect second induction pieces.
10. the triaxial stress sensor as described in claim 9, which is characterized in that further include one first protection board and one
Two protection boards, and first induction pieces and second induction pieces are located between first protection board and second protection board.
11. a kind of electronic device, which is characterized in that including：
One processor；
One power elements are electrically connected the processor；And
One triaxial stress sensor, is electrically connected the processor, which includes：
One first induction pieces, including：
One first electrode is electrically connected the processor, which includes：
One electrode body；
Multiple first extending columns, connect the electrode body；
Multiple second extending columns, connect the electrode body；
Multiple first electrode columns connect the plurality of first extending column, wherein between any two adjacent first electrode columns, Yi Jiren
Between one first electrode column and the adjacent electrode body, a first receiving space is all respectively formed；And
Multiple second electrode columns connect the plurality of second extending column, wherein between any two adjacent second electrode columns, Yi Jiren
Between one second electrode column and the adjacent electrode body, one second accommodation space is all respectively formed；And
Multiple second electrodes are electrically connected the processor, which includes：
One the 3rd extending column；And
Multiple 3rd electrode columns connect the 3rd extending column, and each 3rd electrode column is located at each first receiving space respectively；
And
Multiple 3rd electrodes, are electrically connected the processor, and each 3rd electrode includes：
One the 4th extending column；
Multiple 4th electrode columns connect the 4th extending column, and each 4th electrode column is located at each second accommodation space respectively；
And
One second induction pieces are electrically connected the processor, and positioned at the lower section of first induction pieces.
12. the electronic device as described in claim 11, which is characterized in that the plurality of 3rd electrode column respectively with surrounding should
Multiple first electrode columns and the electrode body are corresponding, to form a polarization direction of X-axis；The plurality of 4th electrode column difference
It is corresponding with the plurality of second electrode column of surrounding and the electrode body, to form a polarization direction of Y-axis.
13. the electronic device as described in claim 12, which is characterized in that the electrode body and the second induction pieces are corresponding,
To form a polarization direction of Z axis.
14. the electronic device as described in claim 13, wherein when first induction pieces are influenced by an external force and generate deformation
When, which transmits an electronic signal that first induction pieces generate due to deformation to the processor.
15. the electronic device as described in claim 14, which is characterized in that the plurality of first electrode column and the plurality of 3rd electricity
Pole is parallel to each other.
16. the electronic device as described in claim 15, which is characterized in that the plurality of second electrode column and the plurality of 4th electricity
Pole is parallel to each other.
17. the electronic device as described in claim 16, which is characterized in that the plurality of first electrode column is in vertical manner
Connect the plurality of first extending column, and the plurality of 3rd electrode column be connect in vertical manner the plurality of second electrode this is more
A 3rd extending column.
18. the electronic device as described in claim 17, which is characterized in that the plurality of second electrode column is in vertical manner
Connect the plurality of second extending column, and the plurality of 4th electrode column be connect in vertical manner the plurality of 3rd electrode this is more
A 4th extending column.
19. the electronic device as described in claim 18, which is characterized in that the triaxial stress sensor further includes an electrode
Column, the electrode column connect second induction pieces.
20. the electronic device as described in claim 19, which is characterized in that the triaxial stress sensor further includes one first guarantor
Backplate and one second protection board, and first induction pieces and second induction pieces are located at first protection board and second protection board
Between.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108089728B (en) * | 2016-11-22 | 2020-11-24 | 中原大学 | Electronic device and triaxial stress sensor thereof |
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| CN108089728B (en) * | 2016-11-22 | 2020-11-24 | 中原大学 | Electronic device and triaxial stress sensor thereof |
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