CN205988022U - Intelligent shoe bottom for family endowment and intelligent shoe - Google Patents
Intelligent shoe bottom for family endowment and intelligent shoe Download PDFInfo
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- CN205988022U CN205988022U CN201620842295.1U CN201620842295U CN205988022U CN 205988022 U CN205988022 U CN 205988022U CN 201620842295 U CN201620842295 U CN 201620842295U CN 205988022 U CN205988022 U CN 205988022U
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- 238000004891 communication Methods 0.000 claims abstract description 24
- 230000005611 electricity Effects 0.000 claims abstract description 21
- 239000012528 membrane Substances 0.000 claims abstract description 21
- 238000010248 power generation Methods 0.000 claims abstract description 18
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 210000002683 foot Anatomy 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000001256 tonic effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 210000004744 fore-foot Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
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- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
This utility model is related to a kind of intelligent shoe bottom for family endowment and intelligent shoe, intelligent shoe bottom includes sole (1) main body, self power generation and energy collection unit (2), sensor unit (3), MCU (4) and communication unit (5), the piezoelectric membrane (21) that self power generation is sequentially connected with energy collection unit (2) inclusion, energy collection circuit (22) and rechargeable battery (23), energy collection circuit (22) is collected the electricity of piezoelectric membrane (21) and is converted to stable DC voltage, export to sensor unit (3), MCU (4) and communication unit (5), and store excess energy to rechargeable battery (23).Compared with prior art, this utility model has that energy consumption is low, comfortable and easy to wear, the low advantage of False Rate.
Description
Technical field
This utility model is related to a kind of smart home, especially relates to a kind of intelligent shoe bottom for family endowment and intelligence
Footwear.
Background technology
At present intelligent shoe or intelligent shoe cushion class product be still in the concept product stage, generally pass through foot pressure be distributed to
The activities such as family step appearance, step number or accidental falls are monitored, and also have the design measuring the functions such as body weight, temperature, or night illumination.
Intelligent shoe or shoe pad are generally divided into three parts from functional module：Power pack, function of tonic chord part (monitoring, illumination etc.), communication
Part.
Power pack, generally has the two types such as external charging or self power generation.Self power generation is using foot in walking process
Pressure to sole, converts mechanical energy into electric energy by piezoelectric ceramics or pressure electricity-generating piece, also have using complex structure some
Electromagnetic mechanism convert mechanical energy into the design of electric energy.
Function of tonic chord part, is most commonly that the pressure distribution using pressure sensor monitoring vola, for analyzing user's step
Appearance, step number, obtain exercise data, or record accidental falls etc..Also there are other auxiliary such as temperature monitoring, night illumination, GPS location
The design of function.
The function of communications portion is the Monitoring Data facilitating user to obtain intelligent shoe (pad), generally adopts wireless telecommunications mould
Block, such as bluetooth module, GPRS/3G module etc..
But so that the practical scope of intelligent shoe is very limited due to due to following several respects：
1) design defect of self power generation part：The inverting elements such as piezoelectric ceramics, piezoelectric patches, electromagnetic mechanism significantly affect foot
The comfortableness at bottom；The design defect following the energy collection circuit after these inverting elements makes generating efficiency and output electricity
Pressure does not reach system requirements.
2) lack data analysis algorithm with practical value：The data analysiss at present with practical value are only limited to transport substantially
Dynamic data, including step appearance step number etc., user is used for grasping quantity of motion and corrective exercise posture etc..Cost and use value are not
Join：Self power generation, the sensor of various monitoring function and communication module all make its cost relative to Tai Gao with use value not
Coupling.
China has begun to step into aging society, pure native place front yard and old solitary people family substantial amounts, and old people is in
In accidental falls when often cannot help in time.
The Chinese patent of Application No. 2014101349170 discloses a kind of non-maintaining tumble detecting shoe cover, shoe cover bag
Include sensing unit, processing and control element (PCE), output unit, flexible PCB and non-maintaining power supply, can be rapidly to by detecting personnel
Active state persistently detected, do not affect detect object daily life, can trigger in time when detecting and falling down generation
Warning message also can be sent to multiple handheld applications terminals by local warning simultaneously.But this shoe cover has certain thickness, when wearing
Impact comfortableness；Shoe cover soft texture, is easily deformed when on foot, is unfavorable for the induction of signal of internal sensor, and impact tumble is detectd
Survey the accuracy of result；Power supply output is unstable.
Utility model content
The purpose of this utility model is exactly to overcome the defect of above-mentioned prior art presence to provide a kind of being used at home
The intelligent shoe bottom of endowment and intelligent shoe.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of intelligent shoe bottom for family endowment, including outsole body and be arranged on the self power generation in main body and energy
Collector unit, sensor unit, MCU and communication unit, described self power generation and energy collection unit respectively with sensor unit,
MCU and communication unit connect, and described MCU is connected with sensor unit and communication unit respectively.
Described self power generation and energy collection unit include piezoelectric membrane, energy collection circuit and the electricity that charges being sequentially connected
Pond, the electricity that described energy collection circuit collects piezoelectric membrane is simultaneously converted to stable DC voltage, export to sensor unit,
MCU and communication unit, and excess energy is stored to rechargeable battery.
When piezoelectric membrane generates electricity more than intelligent shoe power consumption, unnecessary electricity is charged to rechargeable battery by energy collection circuit；Work as pressure
When conductive film generates electricity less than intelligent shoe power consumption, electric quantity of rechargeable battery feedback.
Between described piezoelectric membrane thickness is 100 μm～200 μm.
Described energy collection circuit includes commutation sub-circuit, storage capacitance and the voltage stabilizing electronic circuit being sequentially connected, described
Commutation sub-circuit be connected with piezoelectric membrane, described voltage stabilizing electronic circuit output burning voltage.
Energy spilling electronic circuit is carried, described energy spilling electronic circuit includes one inside described energy collection circuit
The Zener diode in parallel with storage capacitance, when the voltage of storage capacitance exceedes setting value (such as 20V), energy spilling electricity
Unnecessary electricity is released by road.
Described sensor unit includes pressure transducer and MEMS sensor, and described pressure transducer setting is multiple,
It is distributed in sole, described MEMS sensor is used for attitude and angle change detection.
The UART/SPI that described communication unit includes being connected with MCU turns WIFI chip, the electric power loop band of communication unit
There is the switch mosfet being connected with MCU.
Compared with prior art, this utility model has advantages below：
(1) self power generation and energy collection unit include piezoelectric membrane, energy collection circuit and the rechargeable battery being sequentially connected,
The irregular quantities of charge that piezoelectric membrane produces can be assembled and be converted to galvanic current pressure output, as other parts
Power supply, unnecessary power storage to backup battery, achievable energy regenerating.
(2), between piezoelectric membrane thickness is 100 μm～200 μm, do not affect snugness of fit, and collection of energy need can be met
Will.
(3) energy collection circuit includes commutation sub-circuit, storage capacitance and the voltage stabilizing electronic circuit being sequentially connected, commutator electricity
Road is connected with piezoelectric membrane, and voltage stabilizing electronic circuit exports burning voltage, is conducive to intelligent shoe miscellaneous part normal work.
(4) energy collection circuit indoor design has energy spilling electronic circuit, when the voltage of storage capacitance exceedes setting value,
Unnecessary electricity is released by energy spilling electronic circuit, when preventing cadence too fast electric capacity overvoltage and damage.
(5) pressure transducer setting is multiple, is distributed in sole, can sense sole many places pressure, adapts to difference and walks
The crowd of custom, beneficial to the accuracy of tumble judged result.
Brief description
Fig. 1 is the composition structural representation of this utility model sole；
Fig. 2 is this utility model intelligent shoe bottom sensor and circuit board distribution schematic diagram.
Specific embodiment
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.The present embodiment is with this utility model
Implemented premised on technical scheme, given detailed embodiment and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
Embodiment
As shown in figure 1, a kind of intelligent shoe bottom for family endowment, it is characterized in the premise ensureing comfortableness and waterproof
Under possess self power generation, accidental falls differentiate and report to the police function.Main body including sole 1 and be arranged on the self power generation in main body
With energy collection unit 2, sensor unit 3, MCU4 and communication unit 5, self power generation and energy collection unit 2 respectively with sensor
Unit 3, MCU4 and communication unit 5 connect, MCU4 respectively with sensor unit 3 and connecing.
Self power generation and energy collection unit 2 include piezoelectric membrane 21, energy collection circuit 22 and the electricity that charges being sequentially connected
Pond 23, energy collection circuit 22 is collected the electricity of piezoelectric membrane 21 and is converted to stable DC voltage, exports to sensor unit
3rd, MCU4 and communication unit 5, and excess energy is stored to rechargeable battery 23, rechargeable battery 23 is button battery, sensor
The attitude of unit 3 induced intelligent footwear, angular acceleration and midsole compression, and transmit a signal to MCU4, MCU4 is according to signal pair
Intelligent shoe bottom user carries out falling down judgement, when judged result is to fall down, outwardly sends alarm signal by communication unit 5
Number.
Self power generation and energy collection unit 2 are slightly less than sole using a piece of area, and thickness can reach more than 100 μm of piezoelectricity
Thin film is as inverting element.Choose piezoelectric membrane as inverting element, main cause is comfortableness, but piezoelectric membrane produce open
Road voltage is directly proportional to thickness and pressure, and in order to be able to produce sufficiently high open-circuit voltage, thickness preferably reaches more than 100 μm.
No matter intelligent shoe bottom adopts any inverting element, and the output of its electric flux is always very irregular, the moment stepped on
Electric flux output is far above system average power consumption, and does not have electric flux to export when planting oneself, so needing perfect energy
Collecting circuit.
Using LTC3588-1 as the acp chip of energy collection circuit, and configure button-shaped rechargeable battery and realize electricity
Can storage.Described piezoelectric membrane upper and lower surface is coated with metal electrode, under external pressure effect, due to piezoelectric effect, puts down for 2
Electric charge is produced, similar to electric capacity charging process on the electrode of face.But be directly proportional to the pressure be the quantity of electric charge on electrode rather than
Voltage, so this is not a voltage source that can produce follow current.In human walking procedure, with the change of pressure, 2
Irregular quantities of charge is produced on electrode assemble and change procedure, the effect of energy collection circuit is exactly will be this irregular
Electricity is assembled and is converted to galvanic current pressure, is that three parts of other of sole are powered, and excess energy is charged to button
Formula chargeable lithium cell.
The larger electricity storage capacitance of commutation sub-circuit that energy collection circuit 22 includes being sequentially connected, Capacity Ratio and voltage stabilizing
Electronic circuit, commutation sub-circuit is connected with piezoelectric membrane 21, and storage capacitance is used for steadily and stores the pulsed that inverting element produces
Electricity output, its rear end is voltage stabilizing electronic circuit, with storage capacitance as power supply, intelligent shoe bottom other parts are powered or be battery
Charge.
Energy collection circuit 22 is internal to carry energy spilling electronic circuit, and energy spilling electronic circuit includes one and storage capacitance
Zener diode in parallel, when the voltage of storage capacitance exceedes setting value (such as 20V), energy spilling electronic circuit is by unnecessary electricity
Amount is released.
The electric flux that it is unnecessary that Zener diode purpose is mainly released, voltage stabilizing electronic circuit, main purpose is walk process
The voltage-regulation fluctuating widely of middle generation exports for burning voltage.In most cases, Zener diode does not rise
Effect, and voltage stabilizing electronic circuit is nearly always at working condition.
Sensor unit 3 includes pressure transducer 31 and MEMS sensor 32, and pressure transducer 31 arranges multiple, by 6～8
Piece area less piezoelectric membrane (about 1cm2) it is distributed in forefoot, heel portion and the left and right sides respectively, left and right foot respectively presses
Power is distributed and confirms for the auxiliary that accidental falls differentiate, prevents from judging by accident.MEMS sensor 32 is used for attitude and angle change detects,
MEMS sensor 32 is MEMS angle and acceleration transducer and/or MEMS gyroscope.
The UART/SPI that communication unit 5 includes being connected with MCU4 turns WIFI chip and peripheral circuit, can adopt CC3100.Logical
The electric power loop of letter unit 5 carries the switch mosfet being connected with MCU4.
Sensor unit 3 detect intelligent shoe angle, acceleration and midsole compression be zero and keep a period of time after,
MCU4 enter resting state, sensor unit 3 detect in the angular acceleration and midsole compression of intelligent shoe any one by
Zero when being changed into non-zero, and MCU4 is waken up.The intelligent kernel of MCU4 adopts super low-power consumption MCU, such as MSP430 series, and piece carries 12
Position ADC, and SPI interface and UART interface.ADC is used for measuring the voltage signal of force pressure sensor output, and SPI interface is used
In connecting MEMS sensor, UART interface is used for connection communication unit.
MCU4 of the present utility model and communication unit 5 are integrated on a circuit board, and circuit board carries paster antenna or PCB
Antenna.
As shown in Fig. 2 a kind of intelligent shoe with described intelligent shoe bottom, including interconnective vamp and intelligent shoe
Bottom.
Claims (7)
1. a kind of intelligent shoe bottom for family endowment, including sole (1) main body and be arranged on the self power generation in main body and energy
Amount collector unit (2), sensor unit (3), MCU (4) and communication unit (5), described self power generation and energy collection unit (2)
Be connected with sensor unit (3), MCU (4) and communication unit (5) respectively, described MCU (4) respectively with sensor unit (3) and
Communication unit (5) connects,
It is characterized in that, the piezoelectric membrane (21) being sequentially connected, energy are received with energy collection unit (2) inclusion for described self power generation
Collector (22) and rechargeable battery (23), described energy collection circuit (22) is collected the electricity of piezoelectric membrane (21) and is converted to
Stable DC voltage, exports to sensor unit (3), MCU (4) and communication unit (5), and excess energy is stored to the electricity that charges
Pond (23).
2. a kind of intelligent shoe bottom for family endowment according to claim 1 is it is characterised in that described piezoelectric membrane
(21) between thickness is 100 μm～200 μm.
3. a kind of intelligent shoe bottom for family endowment according to claim 1 is it is characterised in that described collection of energy
Commutation sub-circuit, storage capacitance and voltage stabilizing electronic circuit, described commutation sub-circuit and piezoelectricity that circuit (22) inclusion is sequentially connected
Thin film (21) connects, and described voltage stabilizing electronic circuit exports burning voltage.
4. a kind of intelligent shoe bottom for family endowment according to claim 3 is it is characterised in that described collection of energy
Carry energy spilling electronic circuit inside circuit (22), described energy spilling electronic circuit include one in parallel with storage capacitance neat
Receive diode, when the voltage of storage capacitance exceedes setting value, unnecessary electricity is released by energy spilling electronic circuit.
5. a kind of intelligent shoe bottom for family endowment according to claim 1 is it is characterised in that described sensor list
First (3) include pressure transducer (31) and MEMS sensor, and described pressure transducer (31) setting is multiple, is distributed in sole
(1), described MEMS sensor is used for attitude and angle change detection.
6. a kind of intelligent shoe bottom for family endowment according to claim 1 is it is characterised in that described communication unit
(5) UART/SPI including being connected with MCU (4) turns WIFI chip, and the electric power loop of communication unit (5) is carried and is connected with MCU (4)
Switch mosfet.
7. the intelligent shoe at a kind of band described intelligent shoe bottom for family endowment arbitrary just like claim 1～6, its feature exists
In including interconnective vamp and intelligent shoe bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842295.1U CN205988022U (en) | 2016-08-05 | 2016-08-05 | Intelligent shoe bottom for family endowment and intelligent shoe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842295.1U CN205988022U (en) | 2016-08-05 | 2016-08-05 | Intelligent shoe bottom for family endowment and intelligent shoe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205988022U true CN205988022U (en) | 2017-03-01 |
Family
ID=58106220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620842295.1U Active CN205988022U (en) | 2016-08-05 | 2016-08-05 | Intelligent shoe bottom for family endowment and intelligent shoe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205988022U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019056656A1 (en) * | 2017-09-21 | 2019-03-28 | 深圳市讯方技术股份有限公司 | Smart shoe pad, smart shoes, and monitoring system |
| CN109907423A (en) * | 2019-03-21 | 2019-06-21 | 中国人民解放军第四军医大学 | Piezoelectric shoes |
| CN111165993A (en) * | 2020-01-23 | 2020-05-19 | 郑州轻工业大学 | A self-generating smart shoe based on piezoelectric ceramics |
-
2016
- 2016-08-05 CN CN201620842295.1U patent/CN205988022U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019056656A1 (en) * | 2017-09-21 | 2019-03-28 | 深圳市讯方技术股份有限公司 | Smart shoe pad, smart shoes, and monitoring system |
| CN109907423A (en) * | 2019-03-21 | 2019-06-21 | 中国人民解放军第四军医大学 | Piezoelectric shoes |
| CN109907423B (en) * | 2019-03-21 | 2023-10-31 | 中国人民解放军第四军医大学 | Piezoelectric power generation shoes |
| CN111165993A (en) * | 2020-01-23 | 2020-05-19 | 郑州轻工业大学 | A self-generating smart shoe based on piezoelectric ceramics |
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