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WO2025020020A1 - Raquette - Google Patents

Raquette Download PDF

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Publication number
WO2025020020A1
WO2025020020A1 PCT/CN2023/108787 CN2023108787W WO2025020020A1 WO 2025020020 A1 WO2025020020 A1 WO 2025020020A1 CN 2023108787 W CN2023108787 W CN 2023108787W WO 2025020020 A1 WO2025020020 A1 WO 2025020020A1
Authority
WO
WIPO (PCT)
Prior art keywords
racket
support structure
elastic support
gyroscope
unit
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.)
Pending
Application number
PCT/CN2023/108787
Other languages
English (en)
Chinese (zh)
Inventor
林书伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to PCT/CN2023/108787 priority Critical patent/WO2025020020A1/fr
Publication of WO2025020020A1 publication Critical patent/WO2025020020A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B59/00—Bats, rackets, or the like, not covered by groups A63B49/00 - A63B57/00
    • A63B59/40—Rackets or the like with flat striking surfaces for hitting a ball in the air, e.g. for table tennis
    • A63B59/48—Rackets or the like with flat striking surfaces for hitting a ball in the air, e.g. for table tennis with perforated surfaces

Definitions

  • the present application relates to the field of rackets, and in particular to a racket for ball sports.
  • a racket generally includes a hitting head and a handle, and the hitting head includes a frame and a hitting member (such as a plate, a wire or the like) disposed in the frame. If the hitting member needs to be a solid structure with a considerable thickness, the raw materials used for the manufacturing are mostly plastic, wood or metal, which has a high manufacturing cost and also makes the racket heavy and not conducive to hitting.
  • the main purpose of this application is to provide a racket that can output swing-related data and effectively improve training efficiency.
  • the present application provides a shooting tool, including: a frame, an elastic supporting structure, two shooting surfaces, a sensing unit and a transmission unit.
  • the frame includes a frame wall and a handle connected to each other, the frame wall encloses a accommodating space;
  • the elastic support structure is arranged in the accommodating space and is fixedly connected to the frame wall with a circumferential side, the elastic support structure includes a plurality of channels penetrating between two sides of the elastic support structure in the thickness direction;
  • the two racket portions are arranged on two opposite sides of the elastic support structure and are fixedly connected to the frame wall, each of the racket portions includes a plurality of through holes, and the plurality of through holes at least partially correspond to and connect the plurality of channels;
  • the sensing unit is arranged in at least one of the frame, the elastic support structure and the two racket portions and includes at least one gravity sensor and at least one gyroscope, the at least one gravity sensor can sense an acceleration of the racket and generate
  • the transmission unit includes at least one of a Bluetooth transmission module, an ANT+ transmission module, an infrared transmission module and a wireless radio frequency transmission unit.
  • the at least one gravity sensor and the at least one gyroscope are respectively provided in plural numbers.
  • each racket portion defines a main striking area extending along the frame wall on a side relatively away from the handle, and in a length direction of the racket, an extension length of each main striking area is 2/3 of a maximum length of the racket portion, and the sensing unit is arranged between the main striking areas of the two racket portions.
  • the elastic supporting structure is a foam filler or a three-dimensional grid.
  • a processing unit connected between the sensing unit and the transmission unit is further included, wherein the processing unit includes a computer.
  • a timing module and a storage module are provided, and the processing unit can store the acceleration data and the angular velocity data in the storage module in a time sequence based on a time information of the timing module.
  • the at least one gravity sensor and the at least one gyroscope are disposed in the accommodating space and located between the two face portions, and each of the gravity sensors and each of the gyroscopes are respectively offset from the plurality of through holes.
  • the elastic support structure is provided with at least one receiving groove, each of the receiving grooves is open toward one of the flapping parts, and the at least one gravity sensor and the at least one gyroscope are respectively embedded in one of the receiving grooves so as to be relatively immovable.
  • At least one of the receiving grooves, at least one of the gravity sensors, and at least one of the gyroscopes are respectively disposed on two opposite sides of the elastic support structure.
  • the transmission unit includes at least one of a Bluetooth transmission module, an ANT+ transmission module, an infrared transmission module and a wireless radio frequency transmission unit; each of the racket portions defines a main striking area extending along the frame wall on a side relatively away from the handle, and in a length direction of the racket, an extension length of each of the main striking areas is 2/3 of a maximum length of the racket portion, and the sensing unit is arranged between the main striking areas of the two racket portions; the elastic supporting structure is a foam filler; the at least one gravity sensor and the at least one gyroscope are arranged in the accommodating space and located between the two racket portions, and each of the gravity sensors and each of the gyroscopes
  • the racket device further comprises a processing unit connected between the sensing unit and the transmission unit, the processing unit comprising a timing module and a storage module, the processing unit can store the acceleration data and the angular velocity data in the storage module in a time sequence based on a
  • FIG. 1 is a perspective view of a preferred embodiment of the present application.
  • FIG. 2 is an exploded view of a preferred embodiment of the present application.
  • FIG. 3 is a cross-sectional view of a preferred embodiment of the present application.
  • FIG. 4 is a structural block diagram of a preferred embodiment of the present application.
  • 1 shooting tool
  • 10 frame
  • 11 frame wall
  • 12 handle
  • 13 storage space
  • 20 elastic support structure
  • 21 channel
  • 22 storage tank
  • 30 Face tapping
  • 31 through hole
  • 32 main tapping area
  • 40 sensing unit
  • 41 gravity sensor
  • 42 gyroscope
  • 50 transmission unit
  • 51 Bluetooth transmission module
  • 52 ANT+ transmission module
  • 60 processing unit
  • 61 timing module
  • 62 storage module
  • 70 power supply unit.
  • the shooting tool 1 of the present application includes a frame 10 , an elastic supporting structure 20 , two shooting parts 30 , a sensing unit 40 and a transmission unit 50 .
  • the frame 10 includes a frame wall 11 and a handle 12 connected to each other, the frame wall 11 encloses a receiving space 13;
  • the elastic support structure 20 is arranged in the receiving space 13 and is fixed to the frame wall 11 with one side around it, and the elastic support structure 20 includes a plurality of channels 21 that pass through the two sides of the elastic support structure 20 in the thickness direction;
  • the two flap parts 30 are arranged on the opposite sides of the elastic support structure 20 and are fixed to the frame wall 11, and each of the flap parts 30 includes a plurality of through holes 31, and the plurality of through holes 31 at least partially correspond to and communicate with the plurality of channels 21;
  • the sensing unit 40 is arranged on the frame 10,
  • the At least one of the elastic supporting structure 20 and the two racket parts 30 includes at least one gravity sensor 41 (G-sensor) and at least one gyroscope 42.
  • the at least one gravity sensor 41 can sense an acceleration of the racket 1 and generate acceleration data
  • the at least one gyroscope 42 can sense an angular velocity of the racket 1 and generate angular velocity data.
  • the transmission unit 50 is connected to the sensing unit 40 and can receive signals related to the acceleration data and the angular velocity data and output them to an external device, thereby outputting relevant data when the user swings the racket as a training basis, effectively improving the training efficiency.
  • the at least one gravity sensor 41 and the at least one gyroscope 42 are disposed in the accommodating space 13 and between the two face pieces 30.
  • Each of the gravity sensors 41 and each of the gyroscopes 42 are respectively misaligned with the plurality of through holes 31, so that the sensing accuracy is good and the at least one gravity sensor 41 and the at least one gyroscope 42 can be prevented from accidentally falling out.
  • the at least one gravity sensor and/or the at least one gyroscope can also be disposed on the frame wall or the handle, and can be configured according to sensing requirements; the sensing unit can also include a vibration sensor, which can generate a sensing signal when the two face pieces are slapped, so as to obtain relevant data such as the slapping position and strength of the two face pieces.
  • the elastic support structure 20 is provided with at least one receiving groove 22, each of which is open to one of the flapping parts 30, and the at least one gravity sensor 41 and the at least one gyroscope 42 are respectively embedded in one of the receiving grooves 22 in a manner that they cannot be relatively moved, which is convenient for assembly and has good stability.
  • the number of the at least one gravity sensor 41 and the at least one gyroscope 42 are respectively several; at least one receiving groove 22, at least one gravity sensor 41 and at least one gyroscope 42 are respectively provided on two opposite sides of the elastic support structure 20, as shown in FIG3, and the sensing sensitivity and accuracy are good.
  • each of the gravity sensors and each of the gyroscopes can also be embedded in the elastic support structure.
  • each racket portion 30 defines a main striking area 32 extending along the frame wall 11 on a side relatively away from the handle 12.
  • an extension length of each main striking area 32 is 2/3 of a maximum length of the racket portion 30.
  • the sensing unit 40 is disposed between the main striking areas 32 of the two racket portions 30, thereby obtaining the acceleration data and the angular velocity data of the main striking area 32, and further calculating various related data such as the swing angle, path, and holding time of the racket.
  • the elastic support structure 20 is a foam filler or a three-dimensional grid, which has sufficient structural strength and is light in weight.
  • the racket 1 is lightweight and can be operated lightly and swiftly; the average hardness of each racket portion 30 is greater than the average hardness of the elastic support structure 20, which can keep each racket portion 30 flat and have good resilience to provide a good hitting effect.
  • the elastic support structure 20 is a foam filler, such as but not limited to PU, EVA, PE or PVA, which is light and low in cost.
  • the hardness and elasticity of the elastic support structure 20 can also be changed by adjusting the foam density and selecting materials to meet different usage requirements; the number of the multiple channels 21 is the same as the number of the multiple through holes 31 of each racket portion 30, which can effectively reduce air resistance, and the multiple through holes 31 make each racket portion 30 extend non-continuously, so that there are different possibilities for the contact state with the object being hit each time; the distance between the two racket portions 30 is not less than 2 cm, the structural strength is good, shock absorption can be achieved, and it is convenient to configure the components of the sensing unit 40.
  • the number of the plurality of channels may also be greater than the number of the plurality of through holes of each of the flap portions to facilitate weight reduction.
  • the racket 1 further includes a processing unit 60 connected between the sensing unit 40 and the transmission unit 50, the processing unit 60 includes a timing module 61 and a storage module 62, the processing unit 60 can store the acceleration data and the angular velocity data in the storage module 62 in a time sequence based on a time information of the timing module 61, thereby the user's operation action and sequence can be completely stored and recorded, and then output to the external device in real time, non-periodically or periodically through the transmission unit 50.
  • the processing unit 60 connected between the sensing unit 40 and the transmission unit 50
  • the processing unit 60 includes a timing module 61 and a storage module 62
  • the processing unit 60 can store the acceleration data and the angular velocity data in the storage module 62 in a time sequence based on a time information of the timing module 61, thereby the user's operation action and sequence can be completely stored and recorded, and then output to the external device in real time, non-periodically or periodically through the transmission unit 50.
  • the external device includes, for example but not limited to, a mobile phone, a computer, a cloud server, a tablet computer, etc., which is convenient for reading the acceleration data and the angular velocity data for analysis, and correcting and adjusting the user's swing action accordingly.
  • the transmission unit 50 includes at least one of a Bluetooth transmission module 51, an ANT+ transmission module 52, an infrared transmission module and a wireless radio frequency transmission unit, which can be configured and selected according to needs for easy operation.
  • the shooting tool 1 also includes a power supply unit 70, such as but not limited to a storage battery or a disposable battery, and the power supply unit 70 is electrically connected to the sensing unit 40, the processing unit 60 and the transmission unit 50 to supply power.

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Gyroscopes (AREA)

Abstract

L'invention concerne une raquette (1), comprenant : un cadre (10), une structure de support élastique (20), deux parties de surface de raquette (30), une unité de détection (40) et une unité de transmission (50). Le cadre (10) comprend une paroi de cadre (11) et une poignée (12) reliées l'une à l'autre, et un espace de réception (13) est défini par la paroi de cadre (11) ; la structure de support élastique (20) est disposée dans l'espace de réception (13) et a le côté périphérique relié de manière fixe à la paroi de cadre (11), et la structure de support élastique (20) comprend une pluralité de canaux (21) pénétrant entre deux côtés dans la direction de l'épaisseur de la structure de support élastique (20) ; les deux parties de surface de raquette (30) sont disposées sur les deux côtés opposés de la structure de support élastique (20) et sont reliées de manière fixe à la paroi de cadre (11), chaque partie de surface de raquette (30) comprend une pluralité de trous traversants (31), et la pluralité de trous traversants (31) correspondent au moins partiellement à la pluralité de canaux (21) et communiquent avec celle-ci ; l'unité de détection (40) est disposée sur l'au moins un du cadre (10), de la structure de support élastique (20) et des deux parties de surface de raquette (30), et comprend au moins un capteur de gravité (41) et au moins un gyroscope (42), l'au moins un capteur de gravité (41) peut détecter une accélération de la raquette (1) et générer des données d'accélération, et l'au moins un gyroscope (42) peut détecter une vitesse angulaire de la raquette (1) et générer des données de vitesse angulaire ; l'unité de transmission (50) est connectée à l'unité de détection (40) et peut recevoir des signaux associés aux données d'accélération et aux données de vitesse angulaire et délivrer les signaux à un dispositif externe.
PCT/CN2023/108787 2023-07-24 2023-07-24 Raquette Pending WO2025020020A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2023/108787 WO2025020020A1 (fr) 2023-07-24 2023-07-24 Raquette

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2023/108787 WO2025020020A1 (fr) 2023-07-24 2023-07-24 Raquette

Publications (1)

Publication Number Publication Date
WO2025020020A1 true WO2025020020A1 (fr) 2025-01-30

Family

ID=94373852

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2023/108787 Pending WO2025020020A1 (fr) 2023-07-24 2023-07-24 Raquette

Country Status (1)

Country Link
WO (1) WO2025020020A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2503938Y (zh) * 2001-10-10 2002-08-07 林书伟 球拍
CN200977381Y (zh) * 2006-09-28 2007-11-21 林书伟 球拍
CN201591946U (zh) * 2010-01-12 2010-09-29 张成宗 沙滩拍
US20150157901A1 (en) * 2012-05-23 2015-06-11 Movea Tennis racket
CN206414702U (zh) * 2017-01-24 2017-08-18 乐山师范学院 智能乒乓球拍
KR101831825B1 (ko) * 2016-11-02 2018-04-04 김상경 탁구 스윙 임팩트 판별장치
KR20200074818A (ko) * 2018-12-17 2020-06-25 이진우 적외선 거리측정 센서를 포함한 타점 감지 및 개선용 테니스 라켓
CN113301970A (zh) * 2018-12-19 2021-08-24 高高卓株式会社 乒乓球拍的挥拍准确度及更换辨别装置
CN216653316U (zh) * 2021-11-17 2022-06-03 呈家企业有限公司 拍具
CN114728192A (zh) * 2019-11-22 2022-07-08 京瓷株式会社 传感器装置以及体育运动用具
CN219208923U (zh) * 2023-01-05 2023-06-20 呈家企业有限公司 拍具

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2503938Y (zh) * 2001-10-10 2002-08-07 林书伟 球拍
CN200977381Y (zh) * 2006-09-28 2007-11-21 林书伟 球拍
CN201591946U (zh) * 2010-01-12 2010-09-29 张成宗 沙滩拍
US20150157901A1 (en) * 2012-05-23 2015-06-11 Movea Tennis racket
KR101831825B1 (ko) * 2016-11-02 2018-04-04 김상경 탁구 스윙 임팩트 판별장치
CN206414702U (zh) * 2017-01-24 2017-08-18 乐山师范学院 智能乒乓球拍
KR20200074818A (ko) * 2018-12-17 2020-06-25 이진우 적외선 거리측정 센서를 포함한 타점 감지 및 개선용 테니스 라켓
CN113301970A (zh) * 2018-12-19 2021-08-24 高高卓株式会社 乒乓球拍的挥拍准确度及更换辨别装置
CN114728192A (zh) * 2019-11-22 2022-07-08 京瓷株式会社 传感器装置以及体育运动用具
CN216653316U (zh) * 2021-11-17 2022-06-03 呈家企业有限公司 拍具
CN219208923U (zh) * 2023-01-05 2023-06-20 呈家企业有限公司 拍具

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