CN116549911A - Code counting type rope skipping handle and counting method thereof - Google Patents

Abstract

The invention discloses a code counting type rope skipping handle and a counting method thereof, wherein the code counting type rope skipping handle comprises a rod-shaped shell and a rotating shaft rotatably connected with one end of the shell; the magnetic encoder is arranged in the shell and is close to the inner end of the rotating shaft; the inner end of the rotating shaft is also provided with a permanent magnet corresponding to the magnetic encoder; the magnetic encoder also comprises a main control chip connected with the magnetic encoder so as to read the detection signal of the magnetic encoder. The code counting type rope skipping handle adopts the magnetic encoder, so that the angle detection during rope skipping can be realized, the angle detection can be more accurate, the shaking condition and the position of the rope skipping during rotation can be detected, a good reference effect is achieved for correcting rope skipping motion, and whether shaking exists or not can be used as a reference item for scoring examinees during an examination. The permanent magnet at the corresponding position of the magnetic encoder is adopted, so that the permanent magnet can be arranged at the center of the rotating shaft, the volume of the product is reduced, the product is easy to carry, and the product is easy to be made into a product for children of low ages.

Description

Code counting type rope skipping handle and counting method thereof

Technical Field

The invention relates to a counting rope skipping, in particular to a coding counting type rope skipping handle and a counting method thereof.

Background

In the prior art, there are many innovative structures for counting rope skipping movements, such as counting and detecting by using a hall switch.

When the Hall switch is installed, the magnetic block is required to be eccentrically installed, so that larger space is occupied, the size of the rope skipping handle is larger, and the rope skipping handle with smaller size is difficult to manufacture; moreover, the Hall switch is used for counting and detecting, so that the counting is more used for counting one circle by one circle, and the angle detection is difficult.

The present inventors have therefore recognized that it is necessary to develop a counting jump rope that is smaller in size and capable of detecting the rotation angle.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provide a coded counting type rope skipping handle and a counting method thereof.

The aim of the invention is achieved by the following technical scheme:

the code counting type rope skipping handle comprises a rod-shaped shell and a rotating shaft rotatably connected to one end of the shell; the magnetic encoder is arranged in the shell and is close to the inner end of the rotating shaft; the inner end of the rotating shaft is also provided with a permanent magnet corresponding to the magnetic encoder; the magnetic encoder also comprises a main control chip connected with the magnetic encoder so as to read the detection signal of the magnetic encoder.

The further technical scheme is as follows: the permanent magnet is a magnetic ring fixed at the inner end of the rotating shaft, or a magnetic block embedded at the inner end of the rotating shaft; the magnetic field center of the permanent magnet corresponds to the center of the magnetic encoder.

The further technical scheme is as follows: the magnetic encoder is an AS5600-ASOT type SOP chip.

The further technical scheme is as follows: the outer end of the rotating shaft is provided with a connecting part for fixing the rope, and the middle section is provided with a bearing for rotating and connecting with the shell; the outer end of the connecting part is conical, and is provided with a transverse through hole for passing through the rope and a fastening threaded hole which is positioned in the center of the outer end face and communicated with the transverse through hole.

The further technical scheme is as follows: the circuit board is fixedly provided with a power supply circuit, a display screen and the main control chip; the shell is provided with a window corresponding to the display screen.

The further technical scheme is as follows: the charging interface is connected with the power supply circuit, and the control key is connected with the main control chip.

The further technical scheme is as follows: the main control chip is a CH579F type SoC chip with Bluetooth function.

The invention relates to a flower-like rope skipping product, which comprises a rope and rope skipping handles arranged at two ends of the rope, wherein one rope skipping handle is the coded counting type rope skipping handle; the number of encodings detected by the magnetic encoder for one revolution of the magnet is at least 30.

The counting method of the code counting type rope skipping handle adopts the code counting type rope skipping handle, and the number of times of codes received by a main control chip is divided by the number of times of single-circle pulse rotation of the magnetic encoder, so that the number of times of actual rope skipping is the last.

The further technical scheme is as follows: the method comprises a rope skipping gesture analysis step, wherein when the step is started, a plurality of counting turns with similar single-turn rotation time are read, and a graph of time and rotation with a minimum angle unit of 1 degree is generated so as to identify the movement angle of the rope skipping handle shake and prompt a rope skipping sporter to improve.

Compared with the prior art, the invention has the beneficial effects that: the code counting type rope skipping handle adopts the magnetic encoder, so that the angle detection during rope skipping can be realized, the angle detection can be more accurate, the shaking condition and the position of the rope skipping during rotation can be detected, a good reference effect is achieved for correcting rope skipping motion, and whether shaking exists or not can be used as a reference item for scoring examinees during an examination. The permanent magnet at the corresponding position of the magnetic encoder is adopted, so that the permanent magnet can be arranged at the center of the rotating shaft, the size of the rotating shaft is reduced, the size of the rope skipping handle is further reduced, the size of a product is reduced, the product is easy to carry, and the product is easy to be made into a product for children of low ages. The pattern rope skipping product adopts the coded counting type rope skipping handle, can detect the rotation range smaller than one circle, and can be used for detecting pattern rope skipping. For example, the front rope skipping, the back rope skipping, the cross rope skipping and the like can detect the rotation angle when the rope skipping gesture is switched, can be used as the motion data of pattern rope skipping athletes, and can be called when a person or a coach is coiled again so as to be convenient for timely adjustment. Further, the counting method of the code counting type rope skipping handle is that the number of times of rope skipping is obtained by dividing the number of times of received total pulses by the number of times of single-circle pulses. And whether the rope skipping process has shaking or not can be detected, and whether the rotation speeds of the front, the rear, the upper and the lower positions are uniform or not can be detected.

Drawings

FIG. 1 is a block diagram of a first embodiment of a code counting rope skipping handle of the present invention;

FIG. 2 is a diagram of a product explosion configuration of a second embodiment of the code counting rope skipping handle of the present invention;

FIG. 3 is a block diagram of a second embodiment of a code counting rope skipping handle according to the present invention;

FIG. 4 is a schematic circuit diagram (main control chip portion) of the embodiment of FIG. 2;

FIG. 5 is a schematic circuit diagram (charging section) of the embodiment of FIG. 2;

FIG. 6 is a schematic circuit diagram (DC power/reset key portion) of the embodiment of FIG. 2;

FIG. 7 is a schematic circuit diagram (magnetic encoder portion) of the embodiment of FIG. 2;

FIG. 8 is a schematic circuit diagram (block portion of hong Meng Lanya) of the embodiment of FIG. 2;

FIG. 9 is a schematic circuit diagram (TYPE-C interface portion) of the embodiment of FIG. 2;

FIG. 10 is a schematic circuit diagram (showing an interface portion) of the embodiment of FIG. 2;

FIG. 11 is a schematic circuit diagram (vibration motor portion) of the embodiment of FIG. 2;

FIG. 12 is a schematic circuit diagram (LED display portion) of the embodiment of FIG. 2;

fig. 13 is a graph of time versus rotation angle for an embodiment of a counting method of the code counting rope skipping handle of the present invention.

Reference numerals

10. Shell 11 window

20. Permanent magnet of rotating shaft 21

21A magnetic ring 22 connecting part

221. Transverse through hole 222 fastening screw hole

30. Magnetic encoder of main control chip 31

32. Control key 40 circuit board

41. Charging interface of power circuit 411

411A TYPE-C interface 42 display screen

50. Bearing

Detailed Description

In order to more fully understand the technical content of the present invention, the following technical solutions of the present invention will be further described and illustrated with reference to specific embodiments, but are not limited thereto.

As shown in fig. 1, the code counting type rope skipping handle of the present invention comprises a rod-shaped housing 10, a rotary shaft 20 rotatably coupled to one end of the housing 10; also included is a magnetic encoder 31 disposed within the housing 10 and proximate to the inner end of the rotating shaft 20; the inner end of the rotating shaft 20 is also provided with a permanent magnet 21 corresponding to the magnetic encoder 31; a main control chip 30 connected with the magnetic encoder 31 is also included to read the detection signal of the magnetic encoder 31. The electronic device also comprises a circuit board 40 which is arranged in the shell 10 and used for fixing the main control chip 30, a power circuit 41 and a display screen 42 which are arranged on the circuit board 40; the housing 10 is provided with a window 11 corresponding to a display screen 42, which may be an LED screen or an LCD screen. The main control chip can also have the function of a self-communication module. In this embodiment, the end of the housing 10 near the display 42 is provided with an end cap 19. The magnetic encoder can realize detection of tens to hundreds of angles in one circle, and can easily detect the jitter condition when the rope is jumped. When the rope skipping actions of the primary scholars are not coordinated, the reference data of similar action habits and intensities can be matched through the detection results by accessing the server, so that corresponding feedback signals are obtained, and the original rope skipping actions are corrected.

More specifically, the charging interface 411 (which may be disposed at the position of the end cover 19) connected to the power circuit 41 is further included, and the control key 32 connected to the main control chip 30 is also included. The outer end of the rotating shaft 20 is provided with a connecting part 22 for fixing a rope, and the middle section is provided with a bearing 50 for rotating and connecting with the shell 10; the outer end of the connecting part 22 is conical or circular arc, so that the condition of injury caused by collision during use can be reduced. And is provided with a transverse through hole 221 for passing through the rope, and a fastening screw hole 222 which is positioned at the center of the outer end surface and communicates with the transverse through hole 221.

More specifically, the permanent magnet 21 is a magnetic ring 21A fixed to the inner end of the rotation shaft 20, and the magnetic field center of the permanent magnet 21 corresponds to the center of the magnetic encoder 31, that is, the magnetic field center of the magnetic ring 21A needs to correspond to the center of the rotation shaft 20. The magnetic ring 21A is provided with a raised planar portion to machine a threaded hole for fixing to the inner end of the rotary shaft 20 by a set screw.

In the second embodiment shown in fig. 2-12, the magnetic encoder is an AS5600-ASOT type SOP chip, the main control chip is a CH579F type SoC chip with bluetooth function, and a hong Meng Lanya module 45, specifically model PLH-BLE-001, is added for communication connection with the Hua product. The display screen is an LED display screen (composed of a plurality of LEDs). The charging interface is TYPE-C interface 411A. A vibration motor 46 is also provided to provide a vibration alert.

In other embodiments, the permanent magnet is embedded in a magnet at the inner end of the rotating shaft.

In other embodiments, the housing may also be an upper housing and a lower housing, and secured by means of screw coupling.

The invention relates to a pattern rope skipping product, which comprises a rope and rope skipping handles arranged at two ends of the rope, wherein one rope skipping handle is the coded counting type rope skipping handle; the number of encodings detected by the magnetic encoder for one revolution of the magnet is at least 30. The structure can detect the forward and reverse rotation times when the rope is jumped, and can detect the specific angle when the rotation direction is switched.

The counting method of the code counting type rope skipping handle adopts the code counting type rope skipping handle, and the number of times of codes received by a main control chip is divided by the number of times of single-circle pulse rotation of a magnetic encoder to be the last actual number of times of rope skipping.

More specifically, the method comprises a rope skipping gesture analysis step, when the step is started, a plurality of counting turns with similar single-turn rotation time are read, and a time-rotation curve graph (also called a time angle curve graph) with a minimum angle unit of 1 degree is generated so as to identify the movement angle of the rope skipping handle jitter and prompt a rope skipping sporter to improve. The graph can be generated at the APP client or uploaded to the server. Thus, a server is also included in communicative connection with the jump rope handle.

More specifically, the server may also store time angle reference graphs of different frequencies of different rope skipping operations, such as time angle reference graphs formed by excellent examinees or athletes in various pattern rope skipping. When the time angle curve graph of the examinee or the athlete has larger deviation from the time angle reference curve graph, the server generates a deviation curve graph or a deviation position point, the deviation curve graph or the deviation position point is fed back to the examinee or the athlete in a picture or character mode, and the examinee or the athlete can acquire the information through an account number registered in the server at a webpage of a computer end or an APP client of a mobile phone.

More specifically, the device also comprises a rope skipping action reference learning module arranged on the server, which comprises a rope skipping high-definition video shot from the side and an angle detection rotation chart synchronous with the video, wherein an examinee or athlete can access the rope skipping action reference learning module, and slow-speed playing can be selected in the module, such as 0.1 times, 0.3 times, 0.5 times, 0.7 times and the like. For the examinee or athlete to watch the study. Similarly, the real-time video module of rope skipping can also be included, and the rope skipping motion of examinee or athlete is recorded through cell-phone or video recorder, and rotation angle is detected simultaneously to the handle, together uploads to the server, forms this real-time video module of rope skipping of examinee or athlete, is used for personally, coach or family etc. to visit and watch, also can select slow play in real-time video module of rope skipping, for example 0.1 time, 0.3 time, 0.5 time, 0.7 time etc. slow play. In order to facilitate the viewing of the video, the rope may be colored. More specifically, when the real-time video module for rope skipping records the pattern rope skipping, the number of video recorders can be increased, and two or three video recorders can be provided.

In summary, the code counting type rope skipping handle adopts the magnetic encoder, and can adopt the permanent magnet at the position corresponding to the magnetic encoder, so that the permanent magnet can be arranged at the center position of the rotating shaft, the size of the rotating shaft is reduced, the size of the rope skipping handle is further reduced, the size of a product is reduced, and the rope skipping handle is easy to carry and is easy to be manufactured into a product for children of low ages. The pattern rope skipping product adopts the coded counting type rope skipping handle, can detect the rotation range smaller than one circle, and can be used for detecting pattern rope skipping. For example, the front rope skipping, the back rope skipping, the cross rope skipping and the like can detect the rotation angle when the rope skipping gesture is switched, can be used as the motion data of pattern rope skipping athletes, and can be called when a person or a coach is coiled again so as to be convenient for timely adjustment. Further, the counting method of the code counting type rope skipping handle is that the number of times of rope skipping is obtained by dividing the number of times of received total pulses by the number of times of single-circle pulses. And whether the rope skipping process has shaking or not can be detected, and whether the rotation speeds of the front, the rear, the upper and the lower positions are uniform or not can be detected.

The foregoing examples are provided to further illustrate the technical contents of the present invention for the convenience of the reader, but are not intended to limit the embodiments of the present invention thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.

Claims (10)

1. The code counting type rope skipping handle comprises a rod-shaped shell and a rotating shaft rotatably connected to one end of the shell; the magnetic encoder is characterized by also comprising a magnetic encoder which is arranged in the shell and is close to the inner end of the rotating shaft; the inner end of the rotating shaft is also provided with a permanent magnet corresponding to the magnetic encoder; the magnetic encoder also comprises a main control chip connected with the magnetic encoder so as to read the detection signal of the magnetic encoder.

2. The code counting type rope skipping handle according to claim 1, wherein the permanent magnet is a magnetic ring fixed at the inner end of the rotating shaft or a magnetic block embedded at the inner end of the rotating shaft; the magnetic field center of the permanent magnet corresponds to the center of the magnetic encoder.

3. The code counting rope skipping handle of claim 2, wherein said magnetic encoder is an AS5600-ASOT type SOP chip.

4. The code counting type rope skipping handle according to claim 3, wherein the outer end of the rotating shaft is provided with a connecting part for fixing a rope, and the middle section is provided with a bearing for rotating connection with the shell; the outer end of the connecting part is conical, and is provided with a transverse through hole for passing through the rope and a fastening threaded hole which is positioned in the center of the outer end face and communicated with the transverse through hole.

5. The code counting rope skipping handle of claim 4, further comprising a circuit board in the housing, the circuit board being fixed with a power circuit and a display screen, and the main control chip; the shell is provided with a window corresponding to the display screen.

6. The code counting rope skipping handle of claim 5, further comprising a charging interface connected with the power supply circuit, and a control key connected with the main control chip.

7. The code counting type rope skipping handle of claim 6, wherein said main control chip is a CH579F type SoC chip with bluetooth function.

8. An spline skipping rope product comprising a rope and skipping rope handles arranged at two ends of the rope, wherein one skipping rope handle is the coded counting type skipping rope handle according to any one of claims 1-7; the number of encodings detected by the magnetic encoder for one revolution of the magnet is at least 30.

9. The counting method of the code counting type rope skipping handle is characterized in that the code counting type rope skipping handle is adopted according to any one of claims 1-7, and the number of times of codes received by a main control chip is divided by the number of times of single-circle pulse rotation of the magnetic encoder, so that the number of actual rope skipping turns is the last.

10. The counting method according to claim 9, comprising a rope skipping gesture analyzing step, wherein when the step is started, a plurality of counted turns with similar single-turn rotation time are read, and a graph of time and rotation with a minimum angle unit of 1 degree is generated to identify the movement angle of the rope skipping handle shake so as to prompt a rope skipping operator to improve.