CN103900741A - Wearable smart measuring system and smart shoe - Google Patents
Wearable smart measuring system and smart shoe Download PDFInfo
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- CN103900741A CN103900741A CN201410114868.4A CN201410114868A CN103900741A CN 103900741 A CN103900741 A CN 103900741A CN 201410114868 A CN201410114868 A CN 201410114868A CN 103900741 A CN103900741 A CN 103900741A
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Abstract
A wearable smart measuring system comprises a piezoelectric sensor and a data processing module. The output end of the piezoelectric sensor is connected with the input end of the data processing module, and the piezoelectric sensor is made from a piezoelectric electret film material. The invention further discloses a smart shoe. The wearable smart measuring system and the smart shoe are low in cost, and lighter, thinner and comfortable to wear.
Description
Technical field
The present invention relates to smart machine field, particularly relate to a kind of wearable Intelligent testing fixed system.
Background technology
Wearable smart machine has developing history for many years, along with the high speed development of Internet technology, the form of wearable smart machine starts to become variation, shows important researching value and application potential gradually at numerous areas such as industry, medical treatment, military affairs, education, amusements.Entrepreneur gives the rein to imagination, and has not only occurred now earrings, ring having also had intelligent shoe.
But in traditional intelligent shoe, the piezoelectric sensor of front end collection signal is on the high side and not soft, is combined is not shortcoming fine or that existence itself is not soft with the textile material of shoe-pad itself.In addition, also have the flexible PVDF of employing to make front end piezoelectric sensor, but the sensitivity of this film is less than normal, need to adopt the ways such as lamination to improve sensitivity, will increase like this cost, the thickness of sensor also can increase.
Summary of the invention
Based on this, be necessary to provide a kind of more frivolous comfortable, wearable Intelligent testing fixed system that price is low.
A kind of wearable Intelligent testing fixed system, comprises piezoelectric sensor and data processing module, and the output terminal of described piezoelectric sensor is connected with the input end of described data processing module, and described piezoelectric sensor adopts piezo-electric electret thin film material to be prepared from.
Therein in an embodiment, described data processing module comprises analog to digital converter, signal processor, stabilized voltage supply and storage unit, the input end of described analog to digital converter is connected with described piezoelectric sensor, and the output terminal of described analog to digital converter is connected with described signal processor; The output terminal of described signal processor is connected with described storage unit, and described stabilized voltage supply is connected with described signal processor, is used to described signal processor power supply.
Therein in an embodiment, described data processing module also comprises wireless transmission unit, described wireless transmission unit is connected with described signal processor, storage unit respectively, for realizing communicating by letter between described wearable Intelligent testing fixed system and other intelligent terminals.
In an embodiment, described data processing module also comprises wireless charging unit therein, and described stabilized voltage supply is connected external power source charging or charged with wireless mode by described wireless charging unit by power lead.
Therein in an embodiment, described piezoelectric sensor comprises piezoelectric membrane base material, ground electrode, signal electrode, and on described signal electrode wiring, draw output terminal, described ground electrode and signal electrode are bonded in respectively two surfaces of described piezoelectric membrane base material.
Therein in an embodiment, described piezoelectric sensor also comprises piezoelectric membrane base material, ground electrode, signal electrode, wiring layer, and draw output terminal at described wiring layer, described ground electrode and signal electrode are bonded in respectively two surfaces of described piezoelectric membrane base material, and described wiring layer overlays on described signal electrode.
Therein in an embodiment, described wiring layer comprises wiring layer base material, wiring layer mask and the wiring layer electrode matching with described signal electrode, described wiring layer electrode overlays on described wiring layer base material, and described wiring layer mask is for covering the described wiring layer electrode exposing.
In an embodiment, described wiring layer base material is plastic packaging film therein, and described wiring layer carries out bonding with the mode that described signal electrode can contact naturally by conducting resinl, two-sided conductive tape or plastic packaging film.
A kind of intelligent shoe, comprise shoe-pad and footwear body, also comprise above-mentioned wearable Intelligent testing fixed system, described shoe-pad comprises the surrounding layer of being made up of textile material, described piezoelectric sensor is clipped in the middle of described surrounding layer, and described data processing module is embedded in bottom or the face of described footwear body.
Therein in an embodiment, the standard interface that the input end of described data processing module, the output terminal of piezoelectric sensor are membrane keyboard or FPC interface, described shoe-pad has used nano water-proof coating way to carry out water-proofing treatment.
Above-mentioned wearable Intelligent testing fixed system and intelligent shoe adopt piezo-electric electret thin film material to prepare piezoelectric sensor, and cost is low like this, and this material is combined finely with the textile material of shoe-pad itself, thereby wearing is more frivolous comfortable.
Brief description of the drawings
Fig. 1 is the wearable Intelligent testing fixed system frame diagram of an embodiment;
Fig. 2 is the piezoelectric sensor planimetric map of an embodiment;
Fig. 3 is the middle tangent plane along A-A embodiment illustrated in fig. 2.
Embodiment
Please refer to Fig. 1, is the wearable Intelligent testing fixed system frame diagram of an embodiment.This wearable Intelligent testing fixed system comprises piezoelectric sensor 110 and data processing module 120, and wherein data processing module 120 comprises analog to digital converter 121, signal processor 122, stabilized voltage supply 123, storage unit 124, wireless transmission unit 125 and wireless charging unit 126.
The input end of analog to digital converter 121 is connected with piezoelectric sensor 110, and the output terminal of analog to digital converter 121 is connected with signal processor 122; The output terminal of signal processor 122 is connected with storage unit 124, and stabilized voltage supply 123 is connected with signal processor 122, is used to signal processor 122 to power; Wireless transmission unit is connected with signal processor 122, storage unit 124 respectively, for realizing communicating by letter between this wearable Intelligent testing fixed system and other intelligent terminals; Wireless charging unit 126 is connected with stabilized voltage supply 123, for realizing the wireless charging of stabilized voltage supply 123.
The data that gather are carried out analog to digital conversion from piezoelectric sensor 110 through analog to digital converter, and then pass to signal processor 122 and carry out data processing.Signal processor 122 needs a stabilized voltage supply 123 to power, and this stabilized voltage supply can be supplemented by the mode of changing battery, also can charge by the mode of power lead.Charge in the mode of wireless charging but be more preferably by wireless charging unit 126, can use freer, more in real time, more easily like this this wearable Intelligent testing fixed system.
The data of processing through signal processor 122, can temporarily be stored in storage unit 124, also can be connected with other intelligent terminal by wireless transmission unit 125, carry out real-time processing, analysis, feedback and mutual.Above-mentioned wireless transmission unit 125 can adopt bluetooth to be connected with intelligent terminal, also can adopt WIFI be connected with multiple intelligent terminals or directly upload to terminal simultaneously, can also adopt in addition other wireless standard such as 2.4G or Zigbee.
Utilize above-mentioned wearable Intelligent testing fixed system can make intelligent shoe.Piezoelectric sensor 110 can be put into the surrounding layer that textile material makes and make shoe-pad, as shown in Figure 2.Data processing module 120 can be embedded in sole or be placed on vamp.But be preferably embedded in heel part, because this space, position maximum, and it can not produce too large motion deformation in the time of motion yet compared with sole position, and such design is conducive to wearable Intelligent testing fixed system most and avoids vibrations to cause damage to it.
In addition, the design that adopts piezoelectric sensor and data processing module to separate, than whole Intelligent testing fixed system is put into the design among shoe-pad entirely, more frivolous, soft, comfortable, and easily change and clean, user experiences better.
Incorporated by reference to Fig. 3, for middle piezoelectric sensor embodiment illustrated in fig. 2 is along the tangent plane of A-A.
Piezoelectric sensor adopts piezo-electric electret thin film material to be prepared from.Piezo-electric electret thin film material is the electret film material that a class has piezoelectric effect or inverse piezoelectric effect, common piezo-electric electret material conventionally can be by polypropylene (Polypropylene, PP), teflon (Polytetrafluoroethylene, PTFE), polyethylene terephthalate (Polyethylene terephthalate, PET), poly phthalate (Polyethylene naphthalate, PEN), cyclenes copolymer (Cyclo-olefin copolymer, COC), fluorinated ethylene propylene copolymer (Fluorinated ethylene propylene copolymer, etc. FEP) be prepared from.For example: the piezo-electric electret of the sandwich construction of polypropylene foam piezo-electric electret (Polypropylene foam piezoelectret, PP), solid FEP or expanded PTFE or solid FEP composition etc.Because piezo-electric electret thin film material is based on polymeric material, therefore have the general characteristic of polymeric material, for example quality light (gram level), thin thickness (micron order), material softness are easy to bending, adapt to various environment (corrosion-resistant, waterproof), nontoxic environmental protection, (polymer film output is very large) with low cost etc.Compare traditional piezoelectric crystal (Piezoelectric crystal) and piezoelectric ceramics (Piezoelectric ceramic), the piezo-electric electret based on polymkeric substance has been expanded the scope of application of piezoelectric greatly.In addition, compare segregation fluorothene (polyvinylidene fluoride, PVDF), the piezoelectric modulus (sensitivity) of piezo-electric electret is wanted a high order of magnitude.According to the accuracy requirement of wearable Intelligent testing fixed system, need 1～1000 pressure transducer.
In the present embodiment, piezoelectric sensing implement body comprises piezoelectric membrane base material 210, ground electrode 220, signal electrode 230, wiring layer 240, and draw output terminal at wiring layer 240, ground electrode 220 and signal electrode 230 are bonded in respectively two surfaces of piezoelectric membrane base material 210, and wiring layer 240 overlays on signal electrode 230.
In other embodiments, if accuracy requirement is not high, just can directly on piezoelectric membrane base material, prepares electrode, on electrode, connect up and draw signal output part.
In other embodiments, can also on signal electrode 230, draw one deck ground electrode, two-layer like this ground electrode just can shield middle signal electrode again, reduces outside electromagnetic interference.
At present, ground electrode 220, signal electrode 230 and wiring layer electrode 244 generally use the mode of evaporation plating aluminium to be prepared, can plate and ion plating by sputter in addition, coating electrically conductive ink, prepared by serigraphy electrically conductive ink, laminating conductive tape and ink jet printed electrode technology etc.
In one embodiment, the shoe-pad making step of intelligent shoe is as follows:
(1) the PP piezo-electric electret thin film of an insole shaped of cutting, as piezoelectric membrane base material, is processed by polarization, makes it with piezoelectric activity.
(2) ground electrode (being slightly less than above-mentioned piezoelectric membrane base material) at an insole shaped of described piezoelectric membrane base material bottom surface subsides with one side glue conductive fabric, with double faced adhesive tape conductive fabric (production of Bo Yihong company) three block signal electrodes before, during and after its end face pastes.
(3) on PET plastic packaging film, three conducting ink electrodes corresponding with described signal electrode of silk-screen, as wiring layer electrode, and carry out the wiring of silk-screen electrically conductive ink by membrane keyboard standard.
After treating that ink is dried, the port section mask that exposes wiring layer electrode can be covered up.Ground electrode also can do same wiring layer electrode and go between, and finally port is guided to wiring layer and is unified cabling and do interface;
(4) PET plastic packaging film is alignd with described piezoelectric membrane base material, then carry out plastic packaging processing, and input end, output terminal are made to the interface of membrane keyboard standard.
(5) make surrounding layer with textile material piezoelectric sensor is carried out to packaging protection, reserve interface.
(6) by LQP nano water-proof coating processing for whole intelligent shoe-pad.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a wearable Intelligent testing fixed system, it is characterized in that, comprise piezoelectric sensor and data processing module, the output terminal of described piezoelectric sensor is connected with the input end of described data processing module, and described piezoelectric sensor adopts piezo-electric electret thin film material to be prepared from.
2. wearable Intelligent testing fixed system according to claim 1, it is characterized in that, described data processing module comprises analog to digital converter, signal processor, stabilized voltage supply and storage unit, the input end of described analog to digital converter is connected with described piezoelectric sensor, and the output terminal of described analog to digital converter is connected with described signal processor; The output terminal of described signal processor is connected with described storage unit, and described stabilized voltage supply is connected with described signal processor, is used to described signal processor power supply.
3. wearable Intelligent testing fixed system according to claim 2, it is characterized in that, described data processing module also comprises wireless transmission unit, described wireless transmission unit is connected with described signal processor, storage unit respectively, for realizing communicating by letter between described wearable Intelligent testing fixed system and other intelligent terminals.
4. wearable Intelligent testing fixed system according to claim 2, it is characterized in that, described data processing module also comprises wireless charging unit, and described stabilized voltage supply is connected external power source charging or charged with wireless mode by described wireless charging unit by power lead.
5. wearable Intelligent testing fixed system according to claim 1, it is characterized in that, described piezoelectric sensor comprises piezoelectric membrane base material, ground electrode, signal electrode, and on described signal electrode wiring, draw output terminal, described ground electrode and signal electrode are bonded in respectively two surfaces of described piezoelectric membrane base material.
6. wearable Intelligent testing fixed system according to claim 1, it is characterized in that, described piezoelectric sensor also comprises piezoelectric membrane base material, ground electrode, signal electrode, wiring layer, and draw output terminal at described wiring layer, described ground electrode and signal electrode are bonded in respectively two surfaces of described piezoelectric membrane base material, and described wiring layer overlays on described signal electrode.
7. wearable Intelligent testing fixed system according to claim 6, it is characterized in that, described wiring layer comprises wiring layer base material, wiring layer mask and the wiring layer electrode matching with described signal electrode, described wiring layer electrode overlays on described wiring layer base material, and described wiring layer mask is for covering the described wiring layer electrode exposing.
8. wearable Intelligent testing fixed system according to claim 7, is characterized in that, described wiring layer base material is plastic packaging film, and described wiring layer carries out bonding with the mode that described signal electrode can contact naturally by conducting resinl, two-sided conductive tape or plastic packaging film.
9. an intelligent shoe, comprise shoe-pad and footwear body, it is characterized in that, also comprise the wearable Intelligent testing fixed system described in claim 1～8 any one, described shoe-pad comprises the surrounding layer of being made up of textile material, described piezoelectric sensor is clipped in the middle of described surrounding layer, and described data processing module is embedded in bottom or the face of described footwear body.
10. intelligent shoe according to claim 9, it is characterized in that, the standard interface that the input end of described data processing module, the output terminal of piezoelectric sensor are membrane keyboard or FPC interface, described shoe-pad has used nano water-proof coating way to carry out water-proofing treatment.
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| CN105030260A (en) * | 2015-07-27 | 2015-11-11 | 深圳市豪恩声学股份有限公司 | Judgment method for motion state and footwear |
| CN105716752A (en) * | 2016-01-19 | 2016-06-29 | 东南大学 | Detection system for acting force on human body imposed by wearable device |
| CN106072979A (en) * | 2016-08-11 | 2016-11-09 | 深圳市科迈爱康科技有限公司 | Separate the intelligent shoe of assembling |
| CN106388124A (en) * | 2016-09-12 | 2017-02-15 | 深圳市豪恩声学股份有限公司 | Foot wearing apparel |
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| CN107361458A (en) * | 2017-08-03 | 2017-11-21 | 广州番禺职业技术学院 | A kind of intelligent shoe |
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| CN108024589A (en) * | 2015-08-25 | 2018-05-11 | 菲特米公司 | The insole being inserted into article of footwear and the system for monitoring foot pressure |
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| US10405779B2 (en) | 2015-01-07 | 2019-09-10 | Nano Composite Products, Inc. | Shoe-based analysis system |
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| US10263174B2 (en) | 2013-03-15 | 2019-04-16 | Nano Composite Products, Inc. | Composite material used as a strain gauge |
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| CN108024589A (en) * | 2015-08-25 | 2018-05-11 | 菲特米公司 | The insole being inserted into article of footwear and the system for monitoring foot pressure |
| CN105716752A (en) * | 2016-01-19 | 2016-06-29 | 东南大学 | Detection system for acting force on human body imposed by wearable device |
| CN109416288A (en) * | 2016-04-22 | 2019-03-01 | 株式会社村田制作所 | Monitoring system |
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| CN109738105B (en) * | 2018-12-17 | 2022-06-03 | 浙江清华柔性电子技术研究院 | Skin electronic device for monitoring shock wave intensity |
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| JP2021119335A (en) * | 2020-01-30 | 2021-08-12 | 株式会社バルカー | Footwear sensing device |
| JP7395371B2 (en) | 2020-01-30 | 2023-12-11 | 株式会社バルカー | Sensing device for footwear |
| WO2023071636A1 (en) * | 2021-10-28 | 2023-05-04 | 南京懂玫驱动技术有限公司 | Torque sensor, and data processing method for torque sensor |
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