CN210833582U - Step counting insole - Google Patents
Step counting insole Download PDFInfo
- Publication number
- CN210833582U CN210833582U CN201921841217.XU CN201921841217U CN210833582U CN 210833582 U CN210833582 U CN 210833582U CN 201921841217 U CN201921841217 U CN 201921841217U CN 210833582 U CN210833582 U CN 210833582U
- Authority
- CN
- China
- Prior art keywords
- resistor
- signal processor
- amplifier
- pressure sensor
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 14
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 210000004744 fore-foot Anatomy 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Landscapes
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The utility model provides a step counting shoe-pad, including setting up the step counting device in the shoe-pad, the step counting device includes pressure sensor, signal processor, controller, wireless transmission device and circuit board, pressure sensor with signal processor connects, signal processor with the controller is connected, the controller with wireless transmission device connects, wireless transmission device and outside mobile terminal wireless connection, through signal processor can with pressure sensor's pressure value is enlargied the scope that the controller can detect has improved the sensitivity of step counting shoe-pad.
Description
Technical Field
The utility model belongs to the technical field of articles for daily use, a meter step shoe-pad is related to.
Background
After the common step counting insoles in the current market are used for a long time, the sensitivity of the pressure sensor is reduced, and the voltage pulse generated by the pressure sensor is too low in the using process of a user and cannot reach the voltage value range required by detection, so that the step counting function of the product is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a meter step shoe-pad has solved the problem that meter step shoe-pad meter step sensitivity reduces among the prior art to a certain extent.
The utility model provides an above-mentioned technical problem adopted technical scheme as follows:
the utility model provides a step counting shoe-pad, including setting up the step counting device in the shoe-pad, a serial communication port, the step counting device includes pressure sensor, signal processor, controller, wireless transmission device and circuit board, signal processor, controller and wireless transmission device all set up on the circuit board, pressure sensor's output with signal processor's input is connected, signal processor's output with the input of controller is connected, the output of controller with wireless transmission device's input is connected, wireless transmission device and outside mobile terminal wireless connection.
Optionally, the pressure sensor is disposed at a front sole portion of the step-counting insole, and the circuit board is disposed at a middle position of the step-counting insole.
Optionally, the signal processor includes an amplifier U2, a resistor R1, a resistor R2, a resistor R3, a capacitor C1, and a power source VBAT, a forward input end of the amplifier U2 is grounded via a resistor R1, a forward input end of the amplifier U2 is connected to the positive electrode of the pressure sensor, a forward input end of the amplifier U2 is connected to the negative electrode of the pressure sensor via a resistor R1, the resistor R2 is connected in series with the capacitor C1, a reverse input end of the amplifier U2 is grounded via a resistor R2 and a capacitor C1, a reverse input end of the amplifier U2 is connected to the output end of the amplifier U2 via a resistor R3, a positive power source end of the amplifier U2 is connected to the power source VBAT, a ground end of the amplifier U2 is grounded, and an output end of the amplifier U2 is the output end of the signal processor.
Optionally, the amplification factor of the signal processor follows a mathematical formula (R2+ R3)/R2, the value of the resistor R2 is 50K Ω to 150K Ω, and the resistance value of the resistor R3 is adjusted according to the value of the resistor R2 and the amplification factor.
Optionally, the value of the resistor R1 is 100M Ω -1G Ω, and the value of the capacitor C1 is 2.2 uF.
Optionally, the wireless transmission device is bluetooth.
Optionally, the VBAT is a button battery, and the VBAT supplies power to the pressure sensor, the signal processor, the controller, and the wireless transmission device.
Optionally, the external mobile terminal is a mobile phone or a bracelet.
Through the technical scheme, the utility model provides a pair of meter step shoe-pad, through signal processor will the voltage amplification of pressure sensor output makes the voltage reach in the range value that the controller can detect, improved the meter step sensitivity of meter step shoe-pad.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a schematic structural diagram of a step-counting insole provided in an exemplary embodiment of the present disclosure;
fig. 2 is a circuit diagram of a signal processor provided in an exemplary embodiment of the present disclosure.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise specified, use of the directional terms "upper," "lower," "bottom," and "top" generally refer to the definition in the drawing figures, inner "and outer" refer to the inner and outer contours of the corresponding parts, and the following description refers to the drawings, in which like numerals in different drawings refer to the same or similar elements, unless otherwise specified.
Referring to fig. 1-2, the utility model provides a make a meter step shoe-pad 1, including setting up the meter step device in the shoe-pad, the meter step device includes pressure sensor 11, signal processor 12, controller 13, wireless transmission device 14 and circuit board 15, signal processor 12, controller 13 and wireless transmission device 14 all set up on circuit board 15, pressure sensor 11's output with signal processor 12's input is connected, signal processor 12's output with controller 13's input is connected, controller 13's output with wireless transmission device 14's input is connected, wireless transmission device 14 and outside mobile terminal wireless connection.
The pressure sensor 11 is arranged on the front sole part of the step counting insole 1, so that the pressure of a user during walking can be collected conveniently, signals can be transmitted to the signal processor 12, the circuit board 15 is arranged in the middle of the step counting insole 1, and the stress on the middle of the step counting insole 1 is minimum, so that the signal processor 12, the controller 13, the wireless transmission device 14 and the circuit board 15 are prevented from being damaged due to excessive pressure, and the service life of the step counting device is prolonged.
Referring to fig. 2, the signal processor 12 includes an amplifier U2, a resistor R1, a resistor R2, a resistor R3, a capacitor C1, and a power source VBAT, a forward input terminal of the amplifier U2 is grounded via a resistor R1, a forward input terminal of the amplifier U2 is connected to a positive electrode of the pressure sensor, a forward input terminal of the amplifier U2 is connected to a negative electrode of the pressure sensor via a resistor R1, the resistor R2 is connected in series with the capacitor C1, one end of the resistor R2 is connected to a reverse input terminal of the amplifier U2, one end of the capacitor C1 is grounded, a reverse input terminal of the amplifier U2 is connected to an output terminal of the amplifier U2 via a resistor R3, a positive power source terminal of the amplifier U2 is connected to the power source VBAT, a ground terminal of the amplifier U2 is grounded, and an output terminal of the amplifier U2 is an output terminal of the signal processor.
The signal processor 12 is configured to amplify the voltage value of the pressure sensor 11 by a certain factor and transmit the voltage value to the controller 13, the amplification factor of the signal processor 12 follows a mathematical formula (R2+ R3)/R2, that is, the amplification factor = (R2+ R3)/R2, the value of the resistor R2 is 50K Ω to 150K Ω, the amplification factor of the signal processor 12 and the value of the resistor R2 may be determined according to actual conditions, in this embodiment, the amplification factor of the signal processor 12 is 1:11, the value of the resistor R2 is preferably 100K Ω, the value of the resistor R3 is 1M Ω through calculation, and the amplification factor of the signal processor 12 may be adjusted by changing the resistance values of the resistor R2 and the resistor R3, so as to adjust the sensitivity of the pedometer.
Usually, the value of the resistor R1 is 100M Ω -1G Ω, in this embodiment, it is preferable that the value of the resistor R1 is 100M Ω, the resistor R1 is used to perform a fast discharging operation on the pressure sensor 11, even if the voltage generated by the pressure sensor 11 can be quickly transmitted to the amplifier U2, so as to improve the detection sensitivity, when the voltage of the power VBAT is between 0V and 3V, the value of the capacitor C1 is usually 2.2uF, and since the capacitor C1 is not conducted under a dc signal, the capacitor C1 is directly shorted to the ground under an ac signal, so that the pressure sensor 11 can be effectively prevented from repeating steps counting when the discharging is slow.
Besides, the signal processor 12 has a function of limiting the output voltage range while amplifying the voltage (i.e. the maximum value of the output voltage of the signal processor 12 does not exceed the value of the power supply input voltage of the amplifier U2, which is determined by the nature of the amplifier U2), so that the voltage value output to the controller 13 by the signal processor 12 is always between 0 and VBAT (VBAT is the voltage value of the button cell in the present embodiment, and is generally about 3V), thereby controlling the input voltage of the controller 13, and preventing the controller 13 from affecting its own performance and service life due to the excessively high input voltage.
The wireless transmission device 14 is bluetooth, and is used for connecting the step-counting insole 1 with an external mobile terminal, so that information recorded by the step-counting insole 1 can be transmitted to the external mobile terminal through bluetooth, and a user can know own motion information in real time through the external mobile terminal.
The power supply VBAT is a button battery, which is generally flat and has a high energy density, and is convenient to install in the step-counting insole 1.
The external mobile terminal can be a mobile phone or a bracelet, is connected through Bluetooth and is connected with the step counting insole 1, so that information can be conveniently transmitted.
Through the technical scheme, the utility model provides a meter step shoe-pad 1, through signal processor 12 will pressure sensor 11's output voltage enlargies, will pressure sensor 11's output voltage value enlargies the within range that controller 13 can detect has avoided because of sensor 11's output voltage crosses lowly and leads to controller 13 can't detect voltage signal's problem has improved meter step shoe-pad 1's sensitivity has also promoted user experience.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a step counting shoe-pad, is including setting up the step counting device in the shoe-pad, its characterized in that, step counting device includes pressure sensor, signal processor, controller, wireless transmission device and circuit board, signal processor, controller and wireless transmission device all set up on the circuit board, pressure sensor's output with signal processor's input is connected, signal processor's output with the input of controller is connected, the controller the output with wireless transmission device's input is connected, wireless transmission device and outside mobile terminal wireless connection.
2. The step-counting insole according to claim 1, wherein said pressure sensor is disposed at a forefoot portion of said step-counting insole, and said circuit board is disposed at a middle position of said step-counting insole.
3. The pedometer insole according to claim 1, wherein said signal processor comprises an amplifier U2, a resistor R1, a resistor R2, a resistor R3, a capacitor C1 and a power source VBAT, wherein a positive input terminal of said amplifier U2 is grounded via a resistor R1, a positive terminal of said pressure sensor is connected to a positive input terminal of said amplifier U2, a negative terminal of said pressure sensor is connected to a positive input terminal of an amplifier U2 via a resistor R1, said resistor R2 is connected in series with the capacitor C1, a negative input terminal of said amplifier U2 is grounded via a resistor R2 and a capacitor C1, a negative input terminal of said amplifier U2 is connected to an output terminal of said amplifier U2 via a resistor R3, a positive power source terminal of said amplifier U2 is connected to the power source VBAT, a ground terminal of said amplifier U2, and an output terminal of said amplifier U2 is an output terminal of said signal processor.
4. The step-counting insole according to claim 3, wherein the amplification factor of said signal processor follows the mathematical formula (R2+ R3)/R2, the value of said resistor R2 is 50K Ω -150K Ω, and the resistance value of said resistor R3 is adjusted according to the value and amplification factor of said resistor R2.
5. The pedometer insole according to claim 3, wherein the resistor R1 has a value of 100M Ω -1G Ω, and the capacitor C1 has a value of 2.2 uF.
6. The step counting insole of claim 1, wherein said wireless transmission means is bluetooth.
7. The step counting insole of claim 3, wherein said power source VBAT is a button cell, said power source VBAT providing power to said pressure sensor, signal processor, controller and wireless transmission means.
8. The step counting insole according to claim 1, wherein said external mobile terminal is a mobile phone or a bracelet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841217.XU CN210833582U (en) | 2019-10-30 | 2019-10-30 | Step counting insole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841217.XU CN210833582U (en) | 2019-10-30 | 2019-10-30 | Step counting insole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210833582U true CN210833582U (en) | 2020-06-23 |
Family
ID=71277492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921841217.XU Active CN210833582U (en) | 2019-10-30 | 2019-10-30 | Step counting insole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210833582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111713803A (en) * | 2020-06-30 | 2020-09-29 | 咸阳师范学院 | An electronic running shoe |
-
2019
- 2019-10-30 CN CN201921841217.XU patent/CN210833582U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111713803A (en) * | 2020-06-30 | 2020-09-29 | 咸阳师范学院 | An electronic running shoe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210042141U (en) | Wireless earphone, wireless earphone charging box and charging control system | |
| CN107733010B (en) | Charging circuit | |
| CN210833582U (en) | Step counting insole | |
| CN104573317A (en) | Photoelectric health parameter detector based on audio port | |
| WO2016101661A1 (en) | Battery capacity calculation system and method | |
| CN105527050A (en) | Wireless rechargeable ZigBee network air pressure sensor | |
| CN204192593U (en) | A kind of pulses measure circuit and apply its Wearable pulse measurer | |
| CN210749204U (en) | Swallowing training instrument | |
| CN106439716B (en) | Solar human body control sensor and control method | |
| KR101216569B1 (en) | measuring apparatus of battery current and calculation method of battery remaining amount and battery available time | |
| CN204121006U (en) | A kind of electric sphygmomanometer | |
| CN202614719U (en) | Amplifying circuit for carbon monoxide sensor | |
| CN212085828U (en) | Adjustable constant-current discharge control circuit of storage battery | |
| CN111856118B (en) | An output current integration detection system for medium frequency DC resistance welding | |
| CN109633450B (en) | Lithium battery charging detection system based on neural network | |
| CN209529134U (en) | Dynamic glucometer based on automatic control switch | |
| CN207751970U (en) | A kind of miniature air mass sensor support circuit | |
| CN215952750U (en) | Wireless vibration diagnosis sensor | |
| CN112577587A (en) | Electronic scale circuit with novel display mode | |
| CN207734540U (en) | A kind of muscular strength feedback apparatus | |
| CN218272088U (en) | Collecting device for detecting glucose concentration | |
| CN206490444U (en) | A kind of charging circuit of implanted power consumption monitoring device | |
| CN206422820U (en) | Rock trigger-type handset starting circuit | |
| CN106600937B (en) | Electrical appliance for wireless transmission of measurement signals between base and machine body | |
| CN105186621B (en) | A kind of control circuit of adapter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |