CN107884101A - A kind of high sensitivity pliable pressure sensor and preparation method thereof - Google Patents
A kind of high sensitivity pliable pressure sensor and preparation method thereof Download PDFInfo
- Publication number
- CN107884101A CN107884101A CN201711332945.3A CN201711332945A CN107884101A CN 107884101 A CN107884101 A CN 107884101A CN 201711332945 A CN201711332945 A CN 201711332945A CN 107884101 A CN107884101 A CN 107884101A
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- CN
- China
- Prior art keywords
- flexible substrates
- pressure sensor
- pliable pressure
- high sensitivity
- layer
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Links
- 230000035945 sensitivity Effects 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 43
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000741 silica gel Substances 0.000 claims abstract description 22
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 19
- 239000010703 silicon Substances 0.000 claims abstract description 19
- 239000010410 layer Substances 0.000 claims description 29
- 239000004831 Hot glue Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
-
- 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
- G01L9/02—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 by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/04—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 by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present invention relates to a kind of highly sensitive pliable pressure sensor and preparation method thereof, sensor of the invention includes conductive silicon glue-line and flexible substrates, flexible substrates are arranged on below conductive silicon glue-line, flexible substrates are layer of silica gel, and flexible substrates are engraved structure, flexible substrates are river font, groined type or rhombus engraved structure, are additionally provided with adhered layer below flexible substrates, adhered layer can use PUR.Flexible substrates are engraved structure in the pliable pressure sensor of the present invention, and during by ambient pressure, conductive silicon glue-line can produce bigger deformation, and its resistance variations becomes apparent from so that the sensor is more sensitive.Different engraved structures can bring different sensitivity and piezoelectricity relation, by changing engraved structure, the pressure sensor suitable for different occasions can be designed, the pliable pressure sensor of the present invention can be sent out by firm paste on clothing by hot pressing by melt viscosity paste layer, make pliable pressure sensor wearable, it is difficult for drop-off, it can use for a long time.
Description
Technical field
The present invention relates to sensor field, and in particular to a kind of high sensitivity pliable pressure sensor and preparation method thereof.
Background technology
In recent years, wearable electronic development is quick, turns into the important trend of electronic product exploitation of future generation.As can
The important branch of electronic equipment is dressed, wearable pressure sensor should have certain mechanical flexibility, stickiness and height stretchable
Property, high sensitivity, fast-response, high-durability the features such as with realize its wearable characteristic and its in individual medical treatment, fortune
The wide application of dynamic detection, human-computer interaction, virtual reality entertainment technologies etc..Existing pliable pressure sensor typically uses
Rubber, its deformation limitation, sensitivity are general.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of high sensitivity pliable pressure sensor and preparation method thereof.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：
A kind of preparation method of high sensitivity pliable pressure sensor, comprises the following steps：
Step S1, electric silica gel is prepared：Silica gel and conductive compositions are well mixed by preset ratio, obtain electric silica gel,
Conductive silicon glue-line is prepared using electric silica gel；
Step S2, the flexible base with engraved structure is prepared on the conductive silicon glue-line by way of increasing material printing
Bottom.
Further, the flexible substrates of the step S2 are river font, groined type or rhombus engraved structure.
Further, the flexible substrates of the step S2 are layer of silica gel.
Further, in addition to step S3：In the flexible substrates adhered layer is prepared by way of increasing material printing.
Further, the adhered layer is hot melt adhesive layer.
A kind of highly sensitive pliable pressure sensor, including conductive silicon glue-line and flexible substrates, the flexible substrates are set
Put below conductive silicon glue-line, and the flexible substrates are engraved structure.
Further, the flexible substrates are river font, groined type, rhombus, polygon or oval engraved structure.
Further, the flexible substrates are layer of silica gel.
Further, it is additionally provided with adhered layer below the flexible substrates.
Further, the adhered layer is hot melt adhesive layer.
Beneficial effects of the present invention are：The pliable pressure sensor of the present invention uses electric silica gel, is compared with rubber, silica gel
It is more soft, and energy and direct skin contact, good biocompatibility.And flexible substrates are engraved structure, during by ambient pressure,
Conductive silicon glue-line can produce bigger deformation, and its resistance variations becomes apparent from so that the sensor is more sensitive.It is meanwhile different
Engraved structure can bring different sensitivity and piezoelectricity relation, by changing engraved structure, can design suitable for different fields
The pressure sensor of conjunction, the pliable pressure sensor of the present invention can be sent out by firm stick by hot pressing by melt viscosity paste layer
It is attached on clothing, makes pliable pressure sensor wearable, have a wide range of application, it is difficult for drop-off, it can use for a long time.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of present invention when flexible substrates are river font；
Fig. 2 is the upward view of present invention when flexible substrates are groined type；
Fig. 3 is the upward view of present invention when flexible substrates are rhombus.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, conductive silicon glue-line；2nd, flexible substrates；3rd, adhered layer
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
A kind of preparation method of high sensitivity pliable pressure sensor, comprises the following steps：
Step S1, electric silica gel is prepared：Silica gel and conductive compositions are well mixed by preset ratio, obtain electric silica gel,
Conductive silicon glue-line is prepared using electric silica gel；
Step S2, the flexible base with engraved structure is prepared on the conductive silicon glue-line by way of increasing material printing
Bottom.
The flexible substrates of the step S2 are river font, groined type, rhombus, polygon or oval engraved structure.
In the present embodiment, the flexible substrates of the step S2 are layer of silica gel.
Also include step S3：In the flexible substrates adhered layer is prepared by way of increasing material printing.
In the present embodiment, the adhered layer is hot melt adhesive layer.
A kind of highly sensitive pliable pressure sensor, including conductive silicon glue-line 1 and flexible substrates 2, the flexible substrates 2
The lower section of conductive silicon glue-line 1 is arranged on, and the flexible substrates 2 are engraved structure.
The flexible substrates 2 can be river font, groined type, rhombus, polygon or oval engraved structure.The present embodiment
In, as shown in figure 1, flexible substrates are river font, Fig. 2 is the upward view of present invention when flexible substrates are groined type, and Fig. 3 is flexibility
The upward view of present invention when substrate is rhombus,
In the present embodiment, the flexible substrates 2 are layer of silica gel.
In the present embodiment, the lower section of flexible substrates 2 is additionally provided with adhered layer 3.
In the present embodiment, the adhered layer 3 is hot melt adhesive layer.
The operation principle of sensor of the invention is：Conductive silicon glue-line produces deformation, electricity when being acted on by ambient pressure
Resistance changes, and electrical property testing device detects resistance variations by two output ends, then by Algorithm Analysis with regard to that can obtain
The pressure data that pliable pressure sensor is subject to, because the flexible base layer below conductive silicon glue-line has river font, groined type
Or rhombus engraved structure, therefore deformation caused by electric silica gel layer can be made bigger, so that sensor is more sensitive, obtain
More accurate data.
, can be with by changing engraved structure meanwhile different space structures can bring different sensitivity and piezoelectricity relation
Design can be led to the pliable pressure sensor of the present invention by melt viscosity paste layer suitable for the pressure sensor of different occasions
Overheat pressure is firm to be pasted on clothing, makes pliable pressure sensor wearable, has a wide range of application, difficult for drop-off, can be permanent
Use.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (10)
1. a kind of preparation method of high sensitivity pliable pressure sensor, it is characterised in that comprise the following steps：
Step S1, electric silica gel is prepared：Silica gel and conductive compositions are well mixed by preset ratio, obtain electric silica gel, is utilized
Electric silica gel prepares conductive silicon glue-line；
Step S2, the flexible substrates with engraved structure are prepared on the conductive silicon glue-line.
2. the preparation method of high sensitivity pliable pressure sensor according to claim 1, it is characterised in that the step
S2 flexible substrates are river font, groined type, rhombus, polygon or oval engraved structure.
3. the preparation method of high sensitivity pliable pressure sensor according to claim 2, it is characterised in that the step
S2 flexible substrates are layer of silica gel.
4. the preparation method of high sensitivity pliable pressure sensor according to claim 1, it is characterised in that also include step
Rapid S3：Adhered layer is prepared in the flexible substrates.
5. the preparation method of high sensitivity pliable pressure sensor according to claim 4, it is characterised in that the stickup
Layer is hot melt adhesive layer.
A kind of 6. highly sensitive pliable pressure sensor, it is characterised in that including conductive silicon glue-line (1) and flexible substrates (2),
The flexible substrates (2) are arranged on below conductive silicon glue-line (1), and the flexible substrates (2) are engraved structure.
7. high sensitivity pliable pressure sensor according to claim 6, it is characterised in that the flexible substrates (2) are
River font, groined type or rhombus engraved structure.
8. high sensitivity pliable pressure sensor according to claim 6, it is characterised in that the flexible substrates (2) are
Layer of silica gel.
9. high sensitivity pliable pressure sensor according to claim 7, it is characterised in that under the flexible substrates (2)
Side is additionally provided with adhered layer (3).
10. high sensitivity pliable pressure sensor according to claim 9, it is characterised in that the adhered layer (3) is heat
Melt layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332945.3A CN107884101A (en) | 2017-12-13 | 2017-12-13 | A kind of high sensitivity pliable pressure sensor and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332945.3A CN107884101A (en) | 2017-12-13 | 2017-12-13 | A kind of high sensitivity pliable pressure sensor and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107884101A true CN107884101A (en) | 2018-04-06 |
Family
ID=61774246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711332945.3A Pending CN107884101A (en) | 2017-12-13 | 2017-12-13 | A kind of high sensitivity pliable pressure sensor and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107884101A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899390A (en) * | 2021-12-10 | 2022-01-07 | 浙江大学 | Asymmetric strong-adhesion easy-tearing sensor and preparation method thereof |
| CN115020032A (en) * | 2022-06-28 | 2022-09-06 | 东莞市十星健康科技有限公司 | Manufacturing process of conductive silica gel |
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|---|---|---|---|---|
| CN102522496A (en) * | 2011-12-21 | 2012-06-27 | 大连理工大学 | Flexible cambered-surface polyvinylidene fluoride piezoelectric sensor and manufacture method |
| CN103083007A (en) * | 2013-01-29 | 2013-05-08 | 中国科学院苏州纳米技术与纳米仿生研究所 | Piezoresistive electronic skin and preparation method thereof |
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| CN102522496A (en) * | 2011-12-21 | 2012-06-27 | 大连理工大学 | Flexible cambered-surface polyvinylidene fluoride piezoelectric sensor and manufacture method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899390A (en) * | 2021-12-10 | 2022-01-07 | 浙江大学 | Asymmetric strong-adhesion easy-tearing sensor and preparation method thereof |
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| TA01 | Transfer of patent application right | ||
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Effective date of registration: 20190927 Address after: No.7, Xingye 16th Road, Guanglong Industrial Park, Chencun Town, Shunde District, Foshan City, Guangdong Province Applicant after: Foshan Zhicheng Textile Printing Co.,Ltd. Address before: 430073 No. 1 Textile Road, Hongshan District, Hubei, Wuhan Applicant before: Wuhan Textile University |
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Effective date of registration: 20200106 Address after: 528247 Room 202, building a, No. 98, north of Yanbu Hexi Avenue, Dali Town, Nanhai District, Foshan City, Guangdong Province (application for residence) Applicant after: Guangdong Jianyan Intelligent System Co.,Ltd. Address before: No.7, Xingye 16th Road, Guanglong Industrial Park, Chencun Town, Shunde District, Foshan City, Guangdong Province Applicant before: Foshan Zhicheng Textile Printing Co.,Ltd. |
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Effective date of registration: 20210518 Address after: No.101, Wenxian Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519001 Applicant after: Zou Kequan Address before: 528247 Room 202, building a, No.98, North Hexi Avenue, Yanbu, Dali Town, Nanhai District, Foshan City, Guangdong Province Applicant before: Guangdong Jianyan Intelligent System Co.,Ltd. |
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Application publication date: 20180406 |