CN2524232Y - Two Dimensional flexible pressure sensor - Google Patents
Two Dimensional flexible pressure sensor Download PDFInfo
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- CN2524232Y CN2524232Y CN 01275473 CN01275473U CN2524232Y CN 2524232 Y CN2524232 Y CN 2524232Y CN 01275473 CN01275473 CN 01275473 CN 01275473 U CN01275473 U CN 01275473U CN 2524232 Y CN2524232 Y CN 2524232Y
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Abstract
The utility model relates to a two dimensional flexible pressure sensor which is capable of obtaining stochastic pressure strain information of two degrees of freedom; and the utility model is characterized in that the pressure sensor adopts N(N is a positive integer, and N is equal or lesser than 50 but is equal or greater than 1) flexible metal electrodes which are mutually connected in parallel, forming a first composite electrode; and N+1flexible metal electrodes are connected in parallel, forming a second composite electrode; and the first metal electrode and the second metal electrode are connected with a frequency-changer, and receive the signal by a frequency discriminator. The utility model is capable of being used as the core sensing components of the current medicine diagnosis and supervision device, the industrial automation system, the robot feeling sensed system, the intellectualized household appliance product and the safety alarming device.
Description
Technical field
The utility model belongs to the sensing technology device, is specifically related to the electronics sensor of a kind of detected pressures and space displacement.
Background technology
The strain transducer that present detected pressures mainly adopts semiconductor diffusion silicon pressure sensor and copper alloy foil to make.They are used to measure the pressure on certain spatial point, and single-sensor can not detect the pressure on the two-dimensional space curved surface, can not detect the random file that occurs on the two-dimensional space curved surface, and the intense mechanical impact endurance test shock can make the sensor overload damage.
Summary of the invention
Technical problem to be solved in the utility model is to propose a kind of new sensor design, the pressure and the corresponding space displacement at random of any point on the space curved surface can be acted on very high sensitivity and response speed detection of dynamic, and strong physical shock vibrations can be born.
Sensor of the present utility model is achieved by following technical proposals.Sensor comprises receptor and the signal processing circuit that is attached thereto, (N is a positive integer to N, 50 〉=N 〉=1) metal electrode of individual softness mutually and connect the formation combination electrode, (N is a positive integer to N+1,50 〉=N 〉=1) metal electrode of individual softness mutually and connect and constitute another electrode, these two electrode crossing are superimposed, between two electrodes one deck insulating material arranged, two electrodes link to each other with frequency changer by two strip metal leads respectively, and the output terminal of frequency changer links to each other with the input end of frequency discriminator.
Adopt the sensor of this structural design manufacturing can obtain and act on pressure and the positively related analog quantity voltage signal of space surface displacement on the receptor, the volume coordinate of signal and acting force is irrelevant.The transducer sensitivity height, to answering speed fast, wide dynamic range, not disturbed by electromagnetic radiation and optical radiation, be not subjected to environment temperature, humidity, barometric pressure effect, have very strong anti-physical shock vibration and pressure load overload capacity, can become the core sensing element of various modern medical monitoring apparatus for diagnosis and therapy, industrial automation system, tactile sensing device of robot's sensor-based system, intelligent household electronic products and military civilian safety alarm device.
Description of drawings
Fig. 1 is the general structure block diagram of Two dimensional Distribution formula pliable pressure sensor;
Fig. 2 is that Two dimensional Distribution formula pliable pressure passes sensor receptor part-structure synoptic diagram;
Fig. 3 is first kind of structural representation of the frequency-conversion circuit that links to each other with Two dimensional Distribution formula pliable pressure sensor receptor;
Fig. 4 is second kind of structural representation of the frequency-conversion circuit that links to each other with Two dimensional Distribution formula pliable pressure sensor receptor;
Fig. 5 is the third structural representation of the frequency-conversion circuit that links to each other with Two dimensional Distribution formula pliable pressure sensor receptor;
Fig. 6 is the kam-frequency circuit structural representation that links to each other with frequency-conversion circuit in the utility model.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
(N is a positive integer to N, 50 〉=N 〉=1) metal electrode of individual softness mutually and connect and constitute combination electrode [1], (N is a positive integer to N+1,50 〉=N 〉=1) metal electrode of individual softness mutually and connect and constitute electrode [2], electrode [1] and electrode [2] cross lamination, one deck insulating material [3] is arranged between each metal electrode of each metal electrode of electrode [1] and electrode [2], electrode [1] links to each other with the end of plain conductor [4] with plain conductor [5] respectively with electrode [2], [4] link to each other with frequency changer [6] with the other end of [5], the output terminal of frequency changer [6] links to each other with the input end of frequency discriminator [7], as Fig. 1.Electrode [1] and electrode [2] that mutual cross lamination is filled up therebetween with insulating material [3] are wire netting or metal forming, and wire netting is formed by the metal wire knitted of 0.05 millimeter to 2 millimeters of diameter, and metal foil thickness is between 0.005 millimeter to 2 millimeters.Insulating material [3] is plastic sheeting, synthon, textile, paper or polyfoam, and insulating material [3] cushion thickness is between 0.05 millimeter to 2 centimetres, as Fig. 2 between [1] and [2] counter electrode.Plain conductor [4] and plain conductor [5] are respectively the heart yearn and the screen layer crusts of shielding line.Frequency changer [6] has three kinds of different structures, and an end of lead [4] links to each other with an end of resistance [8] in first kind of structure, links to each other with the inverting input of operational amplifier [9] simultaneously, as Fig. 3; An end of lead [4] links to each other with an end of resistance [10] in second kind of structure, link to each other with an input end of cmos nand gate circuit [11] simultaneously, [11] output terminal links to each other with an input end of another cmos nand gate circuit [12], and link to each other with the other end of resistance [10], one end of lead [5] links to each other with the output terminal of [12], as Fig. 4; One end of lead in the third structure [4] links to each other with the inverting input of operational amplifier [13], links to each other with an end of resistance [14] simultaneously, and the output terminal of [13] links to each other with lead [5], as Fig. 5.The structure of frequency discriminator [7] is, one of one end of capacitor [15] and semiconductor diode [16] extremely links to each other, link to each other with an opposite polarity electrode of semiconductor diode [17] simultaneously, [17] another electrode links to each other with the inverting input of operational amplifier [18], link to each other with an end of capacitor [19] simultaneously, the other end of electric capacity [19] links to each other with the output terminal of operational amplifier [18], and the other end of capacitor [15] links to each other with the output terminal of frequency changer [6], as Fig. 6.
Claims (10)
1. Two dimensional Distribution formula pliable pressure sensor, it is made of receptor and the signal processing circuit that is attached thereto, it is characterized in that: (N is a positive integer to N, 50 〉=N 〉=1) metal electrode of individual softness mutually and connect and constitute combination electrode [1], (N is a positive integer to N+1,50 〉=N 〉=1) metal electrode of individual softness mutually and connect and constitute electrode [2], electrode [1] and electrode [2] cross lamination, one deck insulating material [3] is arranged between each metal electrode of each metal electrode of electrode [1] and electrode [2], electrode [1] links to each other with the end of plain conductor [4] with plain conductor [5] respectively with electrode [2], [4] link to each other with frequency changer [6] with the other end of [5], the output terminal of frequency changer [6] links to each other with the input end of frequency discriminator [7].
2. Two dimensional Distribution formula pliable pressure sensor according to claim 1 is characterized in that: described electrode [1] and electrode [2] are wire netting or metal forming.
3. Two dimensional Distribution formula pliable pressure sensor according to claim 2, it is characterized in that: described wire netting is formed by the metal wire knitted of 0.05 millimeter to 2 millimeters of diameter, and described metal foil thickness is between 0.005 millimeter to 2 millimeters.
4. Two dimensional Distribution formula pliable pressure sensor according to claim 1, it is characterized in that: described insulating material [3] is plastic sheeting, synthon, textile, paper or polyfoam.
5. Two dimensional Distribution formula pliable pressure sensor according to claim 4 is characterized in that: described insulating material [3] cushion thickness is between 0.05 millimeter to 2 centimetres.
6. Two dimensional Distribution formula pliable pressure sensor according to claim 1 is characterized in that: described lead [4] and [5] are respectively the heart yearn and the screen layer crusts of shielding line.
7. Two dimensional Distribution formula pliable pressure sensor according to claim 1 is characterized in that: the structure of described frequency changer [6] is that an end of lead [4] links to each other with an end of resistance [8], links to each other with the inverting input of operational amplifier [9] simultaneously.
8. Two dimensional Distribution formula pliable pressure sensor according to claim 1, it is characterized in that: the structure of described frequency changer [6] is that an end of lead [4] links to each other with an end of resistance [10], link to each other with an input end of cmos nand gate circuit [11] simultaneously, [11] output terminal links to each other with an input end of another cmos nand gate circuit [12], and link to each other with the other end of resistance [10], link to each other with an end of lead [5] simultaneously.
9. Two dimensional Distribution formula pliable pressure sensor according to claim 1, it is characterized in that: the structure of described frequency changer [6] is that an end of lead [4] links to each other with the inverting input of operational amplifier [13], link to each other with an end of resistance [14] simultaneously, the output terminal of [13] links to each other with lead [5].
10. Two dimensional Distribution formula pliable pressure sensor according to claim 1, it is characterized in that: the structure of described frequency discriminator [7] is that an end and semiconductor diode [16] one of capacitor [15] extremely links to each other, link to each other with an opposite polarity electrode of semiconductor diode [17] simultaneously, [17] another electrode links to each other with the inverting input of operational amplifier [18], link to each other with an end of capacitor [19] simultaneously, the other end of electric capacity [19] links to each other with the output terminal of operational amplifier [18], and the other end of capacitor [15] links to each other with the output terminal of frequency changer [6].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01275473 CN2524232Y (en) | 2001-12-03 | 2001-12-03 | Two Dimensional flexible pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01275473 CN2524232Y (en) | 2001-12-03 | 2001-12-03 | Two Dimensional flexible pressure sensor |
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| Publication Number | Publication Date |
|---|---|
| CN2524232Y true CN2524232Y (en) | 2002-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01275473 Expired - Fee Related CN2524232Y (en) | 2001-12-03 | 2001-12-03 | Two Dimensional flexible pressure sensor |
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| CN (1) | CN2524232Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466599A (en) * | 2010-11-04 | 2012-05-23 | 纬创资通股份有限公司 | Packaging material drop test system and testing method |
| CN101341459B (en) * | 2006-01-05 | 2012-05-30 | 弗拉多米尔·瓦格诺夫 | Three-dimensional force input control device and fabrication |
| CN104807486A (en) * | 2015-02-06 | 2015-07-29 | 纳米新能源（唐山）有限责任公司 | Pneumatic sensor |
| CN107290082A (en) * | 2016-04-11 | 2017-10-24 | 刘垚 | A kind of capacitance type touch sensor |
| CN108135362A (en) * | 2015-10-06 | 2018-06-08 | Lg伊诺特有限公司 | Pressure-sensing chair |
| CN109688859A (en) * | 2016-05-20 | 2019-04-26 | Hp1科技有限公司 | For detecting the device and system of power |
| CN110356285A (en) * | 2018-04-09 | 2019-10-22 | 矢崎总业株式会社 | Vehicle detector and vehicle detection system |
| CN110793677A (en) * | 2019-10-25 | 2020-02-14 | 天津大学 | Degradable paper capacitive flexible pressure sensor and preparation method thereof |
| CN111013901A (en) * | 2019-12-10 | 2020-04-17 | 深圳先进技术研究院 | Flexible sensor manufacturing equipment and manufacturing method of flexible sensor |
| CN111473724A (en) * | 2020-05-14 | 2020-07-31 | 宁波走运科技有限公司 | Capacitive flexible strain sensor and preparation method thereof |
| CN111521301A (en) * | 2020-05-15 | 2020-08-11 | 常州天策电子科技有限公司 | Distributed pressure measurement system |
-
2001
- 2001-12-03 CN CN 01275473 patent/CN2524232Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101341459B (en) * | 2006-01-05 | 2012-05-30 | 弗拉多米尔·瓦格诺夫 | Three-dimensional force input control device and fabrication |
| CN102466599A (en) * | 2010-11-04 | 2012-05-23 | 纬创资通股份有限公司 | Packaging material drop test system and testing method |
| CN104807486A (en) * | 2015-02-06 | 2015-07-29 | 纳米新能源（唐山）有限责任公司 | Pneumatic sensor |
| CN108135362A (en) * | 2015-10-06 | 2018-06-08 | Lg伊诺特有限公司 | Pressure-sensing chair |
| CN107290082B (en) * | 2016-04-11 | 2019-12-20 | 刘垚 | Capacitive touch sensor |
| CN107290082A (en) * | 2016-04-11 | 2017-10-24 | 刘垚 | A kind of capacitance type touch sensor |
| CN109688859A (en) * | 2016-05-20 | 2019-04-26 | Hp1科技有限公司 | For detecting the device and system of power |
| CN110356285A (en) * | 2018-04-09 | 2019-10-22 | 矢崎总业株式会社 | Vehicle detector and vehicle detection system |
| CN110793677A (en) * | 2019-10-25 | 2020-02-14 | 天津大学 | Degradable paper capacitive flexible pressure sensor and preparation method thereof |
| CN111013901A (en) * | 2019-12-10 | 2020-04-17 | 深圳先进技术研究院 | Flexible sensor manufacturing equipment and manufacturing method of flexible sensor |
| CN111013901B (en) * | 2019-12-10 | 2021-07-13 | 深圳先进技术研究院 | Flexible sensor manufacturing equipment and manufacturing method of flexible sensor |
| CN111473724A (en) * | 2020-05-14 | 2020-07-31 | 宁波走运科技有限公司 | Capacitive flexible strain sensor and preparation method thereof |
| CN111521301A (en) * | 2020-05-15 | 2020-08-11 | 常州天策电子科技有限公司 | Distributed pressure measurement system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |