CN220588885U - Shuttlecock action recognition sensor based on Internet of things - Google Patents
Shuttlecock action recognition sensor based on Internet of things Download PDFInfo
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- CN220588885U CN220588885U CN202322079228.1U CN202322079228U CN220588885U CN 220588885 U CN220588885 U CN 220588885U CN 202322079228 U CN202322079228 U CN 202322079228U CN 220588885 U CN220588885 U CN 220588885U
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- shuttlecock
- bottom shell
- recognition sensor
- internet
- action recognition
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- 238000005259 measurement Methods 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims abstract description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 238000013500 data storage Methods 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 10
- 210000003746 feather Anatomy 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001133 acceleration Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- PQHZWWBJPCNNGI-UHFFFAOYSA-N 1,3,5-trichloro-2-(2,5-dichlorophenyl)benzene Chemical compound ClC1=CC=C(Cl)C(C=2C(=CC(Cl)=CC=2Cl)Cl)=C1 PQHZWWBJPCNNGI-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 210000003141 lower extremity Anatomy 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a shuttlecock action recognition sensor based on the Internet of things, which comprises a bottom shell, an upper cover, a PCB (printed circuit board), a rechargeable lithium battery, an inertial measurement unit, a Bluetooth module, a data storage module, an antenna, a rechargeable metal conductive column and a switch key, wherein the upper cover is detachably covered on the upper end part of the bottom shell, the PCB and the rechargeable lithium battery are respectively and detachably arranged in the bottom shell, a 3-axis gyroscope and a 3-axis accelerometer are arranged in the inertial measurement unit, the rechargeable metal conductive column is embedded on the peripheral wall of the bottom shell side by side, and the switch key is arranged on the upper end wall of the upper cover. According to the technical scheme, the shuttlecock movement data such as the speed, the acceleration and the movement track of the shuttlecock can be collected and stored in real time, the measured data is wirelessly transmitted to the intelligent mobile terminal through Bluetooth for data processing and analysis, a user is helped to accurately and quickly judge and analyze the shuttlecock movement, and the sensor is simple and quick to disassemble and assemble and high in practicability.
Description
Technical Field
The utility model relates to motion capture and recognition, in particular to a shuttlecock motion recognition sensor based on the Internet of things.
Background
Shuttlecock, also called shuttlecock, is called throwing playing tool, and is game tool made of chicken feather inserted into circular base. Kicking shuttlecock is always a favorite sport activity. The shuttlecock kicking is a traditional folk sports activity in China, the activity can be freely controlled, and only one shuttlecock and a small empty place are needed. The kicking shuttlecock can exercise the lower limbs, the waist and the abdomen, improve the flexibility of the lower limbs, and strengthen the coordination, the flexibility and the balance ability of the body. Teenagers kick shuttlecock in class, so as to eliminate brain fatigue and keep learning in class. For middle-aged and elderly people with certain activity, kicking shuttlecock can promote blood circulation of body, and strengthen the connection between nerve and muscle, so that the method is a good body-building method. In shuttlecock game, there are techniques of kicking (including kicking inside, outside, and back of the foot), stepping shuttlecock on the front sole, passing, serving, etc., and correctly grasping these techniques is a premise of winning a game. If the shuttlecock motion of the athlete can be identified by using the human motion capturing and identifying technology in shuttlecock teaching, the student can be helped to accurately and rapidly judge and analyze the motion and the level of the student, and the student can be helped to accurately master the shuttlecock motion.
However, at present, a high-speed camera is mainly used for capturing and identifying the shuttlecock motions, the camera is usually very expensive, the implementation and use costs are very high, the operation is complex, and analysis and guidance cannot be provided for athletes in real time. Therefore, a shuttlecock action recognition sensor based on the Internet of things is simple, easy to operate and accurate, basic actions of shuttlecocks are recognized and collected, skill expertise evaluation is conducted, and a user is helped to improve shuttlecock kicking technology.
Disclosure of Invention
The utility model mainly aims to provide a shuttlecock action recognition sensor based on the Internet of things, and aims to solve the technical problems that the existing shuttlecock action is captured and recognized by a high-speed camera, the implementation and use cost is high and the operation is complex.
In order to achieve the above object, the shuttlecock action recognition sensor based on the internet of things provided by the utility model is characterized in that a wafer is arranged at the lower end part of the shuttlecock, a feather is arranged at the upper end part of the wafer, the shuttlecock action recognition sensor comprises a bottom shell, an upper cover, a PCB (printed circuit board), a rechargeable lithium battery, an inertial measurement unit, a Bluetooth module, a data storage module, an antenna, a charging metal conductive column and a switch key, the upper cover is detachably covered at the upper end part of the bottom shell, an installation sleeve is convexly arranged at the inner bottom wall of the bottom shell, a through hole is concavely arranged at the upper end part of the upper cover, the upper end part of the installation sleeve is in butt joint with the lower end wall of the through hole, the shuttlecock action recognition sensor is arranged at the upper end part of the wafer, the lower end wall of the bottom shell is in butt joint with the wafer, the feather is arranged in the installation sleeve and the through hole, the PCB and the rechargeable lithium battery are detachably arranged in the bottom shell, a 3-axis inertial measurement unit and a 3-axis accelerometer are arranged in the inertial measurement unit, the Bluetooth module, the data storage module and the antenna are respectively embedded in the bottom shell, the metal conductive column and the charge switch are respectively, and the charge module is arranged on the top wall and the metal conductive column, and the charge module is arranged on the top wall and the charge module.
Optionally, a limit flange is convexly arranged on the outer side of the lower end wall of the upper cover along the circumferential direction, and the limit flange is detachably embedded in the upper end part of the bottom shell.
Optionally, the periphery wall of limit flange is protruding along the circumferencial direction to be equipped with a plurality of buckle archs, the upper end of the inner peripheral wall of drain pan is concave along the circumferencial direction to be equipped with a plurality of buckle grooves, buckle arch detachably inlays respectively and locates the buckle inslot setting.
Optionally, a limiting groove is concavely arranged on the lower end wall of the through hole along the circumferential direction, and the upper end part of the mounting sleeve is embedded in the limiting groove.
Optionally, two first limiting plates are parallelly and convexly arranged on one side of the inner bottom wall of the bottom shell, the first limiting plates are respectively abutted with the side wall of the rechargeable lithium battery, two second limiting plates are parallelly and convexly arranged on the other side of the inner bottom wall of the bottom shell, and the second limiting plates are respectively abutted with the side wall of the PCB.
Optionally, the protruding a plurality of backup pads that are equipped with of interior bottom wall of drain pan, the PCB board set up in the backup pad, the protruding a plurality of spacing posts that are equipped with of interior roof of upper cover, the lower tip of spacing post respectively with the upper end wall butt setting of chargeable lithium cell and PCB board.
Optionally, a positioning protrusion is convexly arranged at the lower end part of the upper cover, a positioning groove matched with the positioning protrusion is concavely arranged at the upper end part of the bottom shell, and the positioning protrusion is embedded in the positioning groove.
Optionally, the LED display device further comprises an LED indicator lamp, wherein the LED indicator lamp is embedded in the upper end wall of the upper cover, and the LED indicator lamp is electrically connected with the PCB.
Optionally, the inertial measurement unit employs a MIC6100HG six axis inertial sensor chip.
Optionally, the bluetooth module adopts an NRF52832 bluetooth chip.
The technical scheme of the utility model has the following beneficial effects: according to the technical scheme, the shuttlecock action recognition sensor is arranged at the upper end part of the shuttlecock disc, the feather is penetrated through the mounting sleeve and the through hole, in the shuttlecock kicking process of a trainer, the speed, the acceleration, the action track and other movement data of the shuttlecock are collected and stored in real time through the inertial measurement unit arranged in the sensor, the measurement data are wirelessly transmitted to the intelligent mobile terminal through the built-in Bluetooth module and are subjected to data processing analysis, the movement analysis and the action standard standardization assessment are provided for the trainer, the user is helped to accurately and rapidly judge and analyze the shuttlecock action, so that guidance is provided for effectively and scientifically completing the standard action, the shuttlecock kicking technology is improved by the user, and the sensor is simple and fast to install and disassemble and assemble and high in practicability.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of a shuttlecock motion recognition sensor based on the internet of things according to an embodiment of the utility model;
fig. 2 is a schematic diagram of an exploded structure of a shuttlecock motion recognition sensor based on the internet of things according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of another exploded structure of a shuttlecock motion recognition sensor based on the internet of things according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a shuttlecock motion recognition sensor based on internet of things according to an embodiment of the present utility model, which is installed on a shuttlecock;
the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The utility model provides a shuttlecock action recognition sensor based on the Internet of things.
Referring to fig. 1 to 4 together, in an embodiment of the present utility model, a disc 201 is disposed at a lower end of a shuttlecock motion recognition sensor 200 based on the internet of things, a feather 202 is disposed at an upper end of the disc 201, the shuttlecock motion recognition sensor 100 includes a bottom shell 101, an upper cover 102, a PCB board 103, a rechargeable lithium battery 104, an inertial measurement unit 105, a bluetooth module 106, a data storage module 107, an antenna 108, a charging metal conductive column 109 and a switch button (not shown), the upper cover 102 is detachably disposed at an upper end of the bottom shell 101, an installation sleeve 1011 is disposed on an inner bottom wall of the bottom shell 101 in a protruding manner, a through hole 1021 is disposed at an upper end of the upper cover 102 in a recessed manner, an upper end of the installation sleeve 1011 is disposed in contact with a lower end wall of the through hole 1021, the shuttlecock motion recognition sensor 100 is disposed at an upper end of the disc 201, a lower end wall of the bottom shell 101 is in contact with the disc 201, the feather 202 is disposed through the installation sleeve 1011 and the through hole, the PCB board 103 and the rechargeable lithium battery 104 are detachably disposed in the bottom shell 101, a 3-axis gyroscope and the 3-axis accelerometer are disposed in the inertial measurement unit 105, the bluetooth module 105 and the bluetooth module 106 are disposed on the outer wall of the inertial measurement unit 103 and the inertial measurement unit 108 are disposed on the antenna 104 and the inertial measurement unit, the antenna 106 is disposed on the inertial measurement module and the inertial measurement module is electrically connected to the antenna 101, and the inertial measurement module is disposed on the antenna 101 and the inertial measurement module is disposed on the antenna 101.
Referring to fig. 2 and 3, in the present embodiment, a limit flange 1022 is protruding on the outer side of the lower end wall of the upper cover 102 along the circumferential direction, and the limit flange 1022 is detachably embedded in the upper end portion of the bottom shell 101, so as to play a limiting role, and facilitate assembly between the upper cover and the bottom shell.
Referring to fig. 2 and 3, in the present embodiment, a plurality of snap protrusions 1023 are protruding from the outer peripheral wall of the limit flange 1022 along the circumferential direction, a plurality of snap grooves 1012 are recessed from the upper end of the inner peripheral wall of the bottom shell 101 along the circumferential direction, and the snap protrusions 1023 are detachably embedded in the snap grooves 1012, so that the assembly and disassembly between the top cover and the bottom shell are more convenient and quick, and the screw is not required to be screwed by a tool.
Referring to fig. 2 and 3, in the present embodiment, a limiting groove 1024 is concavely formed in the lower end wall of the through hole 1021 along the circumferential direction, and the upper end portion of the mounting sleeve 1011 is embedded in the limiting groove 1024 to limit the mounting sleeve.
Referring to fig. 2, in the present embodiment, two first limiting plates 1013 are disposed on one side of the inner bottom wall of the bottom case 101 in parallel, the first limiting plates 1013 are respectively abutted with the side walls of the rechargeable lithium battery 104, two second limiting plates 1015 are disposed on the other side of the inner bottom wall of the bottom case 101 in parallel in a protruding manner, and the second limiting plates 1015 are respectively abutted with the side walls of the PCB 103, so as to limit the rechargeable battery and the PCB, and prevent the rechargeable battery and the PCB from loosening due to vibration.
Referring to fig. 2 and 3, in the present embodiment, a plurality of support plates 1016 are convexly disposed on an inner bottom wall of the bottom case 101, a PCB 103 is disposed on the support plates 1016, a plurality of limit posts 1025 are convexly disposed on an inner top wall of the upper cover 102, lower ends of the limit posts 1025 are respectively abutted to upper end walls of the rechargeable lithium battery 104 and the PCB 103, and the rechargeable lithium battery and the PCB are further limited by compression of the limit posts, so that displacement looseness of the rechargeable lithium battery and the PCB is avoided, and service life of the sensor is prolonged.
Referring to fig. 3, in the present embodiment, a positioning protrusion 1026 is protruding on a lower end portion of the upper cover 102, a positioning groove 1017 adapted to the positioning protrusion 1026 is recessed on an upper end portion of the bottom shell 101, and the positioning protrusion 1026 is embedded in the positioning groove 1017, so that alignment effect is achieved during assembly of the upper cover and the bottom shell, and assembly efficiency and assembly accuracy of the sensor are improved.
In this embodiment, the device further includes an LED indicator (not shown), wherein the LED indicator is embedded on the upper end wall of the upper cover 102, and the LED indicator is electrically connected with the PCB 103.
In this embodiment, the inertial measurement unit 105 adopts a MIC6100HG six-axis inertial sensor chip, the chip integrates a 3-axis gyroscope and a 3-axis accelerometer, has an oversized FIFO, supports an I2C/I3C/SPI communication mode, and has an LGA package, an external dimension of 2.5x3x0.83mm, and a data output frequency of up to 2200 Hz.
In this embodiment, the bluetooth module 106 adopts an NRF52832 bluetooth chip, which is a flagship bluetooth chip with BLE 5.0 issued by NORDIC, which brings higher performance, lower power consumption and more functions, has ultra-small volume, supports bluetooth 5.0 and below BLE versions, supports interfaces such as UART, I2C, SPI and the like by hardware, has extremely high receiving sensitivity in a low-power bluetooth mode, and effectively ensures the transmission precision of measurement data. .
Specifically, the working principle and the working process of the utility model are as follows: as shown in fig. 4, a shuttlecock action recognition sensor is firstly installed at the upper end part of a disc 201 of a shuttlecock 200, the lower end wall of a bottom shell is in butt joint with the disc, a feather 202 is arranged on an installation sleeve and a through hole in a penetrating way, in the process of kicking the shuttlecock by a trainer, motion data such as the speed, the acceleration and the action track of the shuttlecock are acquired and stored in real time through an inertial measurement unit built in the sensor, the data are connected with an intelligent mobile terminal through a built-in Bluetooth module, the measurement data are wirelessly transmitted to the intelligent mobile terminal through Bluetooth, data processing analysis is carried out, motion analysis and action standard standardization assessment are provided for the trainer, a user is helped to accurately and rapidly judge and analyze the shuttlecock action, so that guidance is provided for effectively and scientifically completing the standard action, the shuttlecock kicking technology is improved by the user, and the sensor is simple and quick to install, disassemble and assemble and use.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. The shuttlecock action recognition sensor based on the Internet of things is characterized in that the shuttlecock action recognition sensor comprises a bottom shell, an upper cover, a PCB (printed circuit board), a rechargeable lithium battery, an inertial measurement unit, a Bluetooth module, a data storage module, an antenna, a rechargeable metal conducting column and a switch key, wherein the upper cover is detachably covered on the upper end part of the bottom shell, an installation sleeve is convexly arranged on the inner bottom wall of the bottom shell, a through hole is concavely formed in the upper end part of the upper cover, the upper end part of the installation sleeve is in butt joint with the lower end wall of the through hole, the shuttlecock action recognition sensor is arranged on the upper end part of the wafer, the lower end wall of the bottom shell is in butt joint with the wafer, the feather is arranged in the installation sleeve and the through hole in a penetrating manner, the PCB and the rechargeable lithium battery are detachably arranged in the bottom shell respectively, a 3-axis gyroscope and a 3-axis accelerometer are arranged in the inertial measurement unit, the Bluetooth module, the data storage module and the data storage module are arranged on the antenna and the metal conducting column and the antenna are embedded on the metal conducting column and the charge button, and the antenna are arranged on the peripheral wall of the PCB.
2. The shuttlecock action recognition sensor based on the internet of things according to claim 1, wherein a limit flange is convexly arranged on the outer side of the lower end wall of the upper cover along the circumferential direction, and the limit flange is detachably embedded in the upper end part of the bottom shell.
3. The shuttlecock action recognition sensor based on the internet of things according to claim 2, wherein a plurality of buckling protrusions are convexly arranged on the outer peripheral wall of the limit flange along the circumferential direction, a plurality of buckling grooves are concavely arranged on the upper end portion of the inner peripheral wall of the bottom shell along the circumferential direction, and the buckling protrusions are detachably embedded in the buckling grooves respectively.
4. The shuttlecock action recognition sensor based on the Internet of things according to claim 1, wherein a limiting groove is concavely formed in the lower end wall of the through hole along the circumferential direction, and the upper end portion of the mounting sleeve is embedded in the limiting groove.
5. The shuttlecock action recognition sensor based on the internet of things according to claim 1, wherein two first limiting plates are parallelly and convexly arranged on one side of the inner bottom wall of the bottom shell, the first limiting plates are respectively abutted with the side wall of the rechargeable lithium battery, two second limiting plates are parallelly and convexly arranged on the other side of the inner bottom wall of the bottom shell, and the second limiting plates are respectively abutted with the side wall of the PCB.
6. The shuttlecock action recognition sensor based on the internet of things according to claim 1, wherein a plurality of supporting plates are convexly arranged on the inner bottom wall of the bottom shell, the PCB is arranged on the supporting plates, a plurality of limiting columns are convexly arranged on the inner top wall of the upper cover, and the lower end parts of the limiting columns are respectively in butt joint with the rechargeable lithium battery and the upper end wall of the PCB.
7. The shuttlecock action recognition sensor based on the Internet of things according to claim 1, wherein a positioning protrusion is convexly arranged at the lower end part of the upper cover, a positioning groove matched with the positioning protrusion is concavely arranged at the upper end part of the bottom shell, and the positioning protrusion is embedded in the positioning groove.
8. The shuttlecock action recognition sensor based on the internet of things according to claim 1, further comprising an LED indicator lamp, wherein the LED indicator lamp is embedded on the upper end wall of the upper cover, and the LED indicator lamp is electrically connected with the PCB.
9. The shuttlecock motion recognition sensor based on the Internet of things according to claim 1, wherein the inertial measurement unit adopts a MIC6100HG six-axis inertial sensor chip.
10. The shuttlecock action recognition sensor based on the internet of things as claimed in claim 1, wherein the bluetooth module adopts an NRF52832 bluetooth chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322079228.1U CN220588885U (en) | 2023-08-04 | 2023-08-04 | Shuttlecock action recognition sensor based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322079228.1U CN220588885U (en) | 2023-08-04 | 2023-08-04 | Shuttlecock action recognition sensor based on Internet of things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220588885U true CN220588885U (en) | 2024-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322079228.1U Active CN220588885U (en) | 2023-08-04 | 2023-08-04 | Shuttlecock action recognition sensor based on Internet of things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220588885U (en) |
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2023
- 2023-08-04 CN CN202322079228.1U patent/CN220588885U/en active Active
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