TWI413542B - Jie-type swimming training device - Google Patents

Abstract

A swimming training device comprises a support frame assembly and a computer assisting system. The assembly comprises a base, a front rotation shaft, a rear rotation shaft, two support frames, a front retention board, and a rear retention board. The front and rear rotation shafts are rotatably received through the base, and each rotation shaft has an end secured by an eccentric block. The two support frames are respectively and movably mounted to the front rotation shaft and the rear rotation shaft. The front and rear retention boards are respectively and rotatably mounted to the two support frames. The computer assisting system photographs and detects swimming motion images and variations of joint angles of different swimmers and compares the swimming motion images and the variations of joint angles of different swimmers, and further shows the result of comparison on a display screen to allow swimming learners to learn correct swimming movement according to the result of comparison.

Description

Jet swimming training device

The present invention relates to a motion assisted learning device, and more particularly to a Czech swimming action training device that helps a swim learner to imitate and practice swimming.

In swimming, the correctness of swimming movements has a crucial impact on the improvement of swimming skills and the speed of swimming. If the swimming movement is not correct and the posture coordination is insufficient, the resistance in the swimming process is greatly increased and the partial force is invalidated. It is not only wasteful energy, but also the swimming speed is difficult to increase.

In general, if a swim learner does not have a qualified instructor, it is often difficult to learn the swimming movement in the practice of self-training. This is not only the learning effect is not good, but if the swimmer is used to the wrong swimming movement, then it is necessary to double the normal if you want to correct it in the future. Heart. In addition, if a coach is hired to guide, in addition to the cost, coaching time is limited and swimming learners must practice on their own. Therefore, how to develop appropriate swimming exercise training aids to help swim learners practice and imitate swimming movements themselves is the goal of the sports industry.

In view of the fact that the general swim learner is not easy to learn swimming during self-training, the object of the present invention is to provide a Czech swimming action training device, which can help swim learners to practice and imitate swimming movements themselves, and avoid swimming learners' habits. Swimming pose.

In order to achieve the above objective, the striking swimming action training device of the present invention comprises: a support frame assembly comprising a base, a front swing lever, a rear swing lever, two support brackets, a front fixing panel and a a rear fixing plate, the front rotating rod is rotatably disposed in the base, and an eccentric block is fixed at one end thereof, and the rear rotating rod is rotatably disposed in the base and an eccentricity is fixed at one end thereof Blocks, the two support frames are respectively movably disposed on the front and rear swing bars, each support frame comprises a bracket and a support plate, the bracket is slightly V-shaped, and the tip portion is movable Positioned on and selectively fixed to the front or rear rotating rod, the supporting plate is fixed at two ends of the bracket, and the front fixing plate is rotatably coupled to the supporting plate of the corresponding front rotating rod For supporting the upper body of the user, the two sides are respectively provided with a coupling member for mutually fixing the upper body of the user, and the rear fixing plate is rotatably coupled to the support plate of the corresponding rear lever for Supporting the lower body of the user, each side of which is provided with a mutual pair And a fixing member for fixing the lower half of the user, wherein the user's swinging arms are not interfered by the support frame assembly; and a computer-assisted system including a computer main body, a camera, and an angle a sensor group and a display screen, the computer host system includes a swimming action reading and comparing program, the camera is electrically connected to the computer host and transmits the captured image to the computer host, the camera system is set At a position higher than the two support frames and facing the two support frames, the angle sensor set includes a plurality of angle sensors that can sense the joint angle of the human body and transmit an angle signal to the host computer. The display screen system Set to close to one of them At the support frame, the swimming movement reading and comparison program first reads the swimming movement image and the joint angle change of the swimming actor, and determines the correctness of the operation, records and stores the image, and then uses the camera to take the swimming learning. The motion of the person is used to sense the change of the joint angle of the swim learner by using the angle sensor, and the reading and comparing program of the swimming action reads the image of the captured image and the sensed joint angle change and records it. And comparing, the result of the comparison between the swimming motion image and the joint angle change is displayed on the display screen, and then the drawing shows the movement error position of the swimming learner.

Preferably, the bottom of the base extends toward the front and rear and the front end of the bottom is connected with a slightly inverted L-shaped extension rod. The top of the extension rod extends close to the top of the base, and the display screen is A front display is coupled to the extension bar and located in front of the two support frames. The camera is coupled to the top of the extension bar at a position higher than the two support frames.

Preferably, the angle sensor set comprises a neck joint angle sensor, a shoulder joint angle sensor, two elbow joint angle sensors, two wrist joint angle sensors, and a waist joint angle sense The detector, two hip joint angle sensors, two knee joint angle sensors, and two ankle angle sensors.

Preferably, the bonding component of the front fixing plate is a devil's felt, and the front side of the front fixing plate is formed with two upwardly extending blocking pieces, and the bonding component of the rear fixing plate is a devil felt, and the rear fixing plate is fixed on the rear fixing plate. There is a hip strap.

Preferably, each angle sensor is electrically connected to the host computer through a signal amplifier and an interface card.

The invention can compare the swimming action images and the different swimmers between different swimmers The difference in the angle of the knot, so the swim learner can use the preferred embodiment of the present invention to find the difference in swimming movement between himself and the swim actor, and then imitate and practice the swimming action by himself, thereby avoiding the swimming learner without coaching. In the case of accustomed to the wrong swimming action, and then prevent the need to spend more time to correct the wrong action in the future, and further use the correct and coordinated swimming movements learned, can improve the swimming efficiency of swimming learners.

Referring to the first and second figures, a preferred embodiment of the striking swimming motion training device of the present invention includes a support frame assembly (10) and a computer assisted system (20), wherein the support frame The assembly (10) can support a swimming learner to practice a swimming action thereon, which comprises a base (11), a front rotating rod (12), a rear rotating rod (13), and two supporting frames (14). a front fixing plate (15) and a rear fixing plate (16), the base (11) being stably placed on the ground or the floor, and in the preferred embodiment, the bottom of the base (11) is Extending toward the front and rear and connecting a slightly inverted L-shaped extension rod (111) at the front end of the bottom portion, the top of the extension rod (111) extends close to the base (11), the front rotation rod (12) The rotatably disposed in the base (11), the front rotating rod (12) is fixed at one end thereof with an eccentric block (121), and the rear rotating rod (13) is rotatably disposed on the base ( 11), an eccentric block (131) is fixed to one end of the rear rotating rod (13); further, as shown in the third figure, the two supporting frames (14) are respectively movably disposed on the front rotating rod ( 12) with the rear lever (13), each support frame ( 14) comprising a bracket (141) and a support plate (142), the bracket (141) is slightly V-shaped, and its tip is movably disposed on and selectively fixed to the forward The support plate (142) is fixed to the two ends of the bracket (141) on the rod (12) or the rear swing rod (13); in the preferred embodiment, the brackets (141) are fixed at the tip end. a coupling ring (143) that is movably coupled to the corresponding front (12) or rear reel (13), the coupling ring (143) and the corresponding front (12) or rear lever (13) respectively providing corresponding perforations and passing through a pair of corresponding perforations with a pin (144) to fix each bracket (141) to the corresponding front (12) or rear reel (13) Therefore, the support plates (142) of the two support frames (14) can be moved closer to each other or away from each other and fixed at a desired position; please refer to the fourth figure, the front fixing plate (15) The rotatably coupled to the support plate (142) of the corresponding front reel (12), the two sides of which are respectively provided with a corresponding coupling element (151). In the preferred embodiment, the coupling element ( 151) is a devil's felt, the front side of the front fixing plate (15) is formed with two upwardly extending flaps (152), whereby the upper body of the swim learner can be fixed to the front fixing plate (15) by means of a devil felt. And use the flaps ( 152) preventing the swim learner from sliding forward; the rear fixing plate (16) is rotatably coupled to the support plate (142) of the corresponding rear swing lever (12), and the two sides are respectively provided with a corresponding coupling component (161) In the preferred embodiment, the coupling member (161) is a devil's felt, and the rear fixing plate (16) is provided with a hip strap (162), thereby allowing the swimmer to lower the lower body. The devil's felt is fixed to the rear fixed plate (16), and the hip band (162) is used to prevent the swim learner from sliding backwards; see the second and fifth figures, the computer assisted system (20) The utility model comprises a computer host (21), a camera (22), an angle sensor group and a display screen, wherein the computer host (21) comprises a swimming action reading and comparison process The camera (22) is electrically connected to the computer main body (21), and is disposed at a position higher than the two support frames (14) and faces the two support frames (14). The angle sensor group is The utility model comprises a plurality of angle sensors capable of sensing the joint angle of the human body and transmitting the angle signal to the computer host (21), wherein the angle sensors can be disposed at one of the joints of the swim learner to sense the angle of the joint The display screen is disposed adjacent to one of the support frames (14). In the preferred embodiment, the angle sensor assembly includes a neck joint angle sensor (231) and a sense of angle between the shoulder joints. Detector (232), two elbow joint angle sensor (233), two wrist joint angle sensors (234), a lumbar joint angle sensor (235), two hip joint angle sensors (236), Two knee joint angle sensors (237) and two ankle joint angle sensors (238), each angle sensor system can be disposed on the joint of the swim learner to sense the angle change of each joint, each The angle sensor can be electrically connected to the host computer (21) through a signal amplifier and an interface card, the computer auxiliary system (2) 0) comprising a front display (24) coupled to the extension rod (111) and located in front of the two support frames (14), the camera (22) being coupled to the extension rod At the top of (111), it is located higher than the two support frames (14).

Referring to the second, third and fourth figures, when the swim learner exercises the swimming action on the support frame assembly (10), the swimmer's upper body and lower body are respectively transmitted through the respective coupling elements (151). (161) and the hip strap (162) are fixed on the front and rear fixing plates (15) (16) on the two support frames (14), and the front and rear fixing plates (15) (16) are permeable phases Corresponding to the front and rear levers (12) (13) and the swimming learner's body twist, and each support frame (14) can also adjust its front and rear position to suit swimmers of different heights, when the swim learner needs to practice When swimming sideways, the front and rear swivels (12) (13) can rotate with the body's roll to drive the two support frames (14) to tilt and the eccentric block (121) (131) to rotate, so when swimming When the learner wants to restore the body to the horizontal level or tilt to the other side, the position of the center of gravity of the eccentric block (121) (131) can contribute to the lateral change of the swim learner's body, and the eccentric block (121) ( The setting of 131) can also provide the appropriate resistance required for body roll.

Please refer to the sixth figure. When the preferred embodiment of the present invention is used to assist the swimming practice, the Czech swimmer is first engaged in the Czech swimming action on the support frame assembly (10). The arms that the user swings are not interfered by the support frame assembly (10), and the angle sensors are disposed on the corresponding joints of the swimmer, and the swimming action of the computer host (20) is read. The comparison program first sets the action mode (Jie) to be recorded. When the swimmer starts to swim, the camera (22) is used to capture the continuous motion image of the swimmer, and the angle sensor is used. Sensing the change of the joint angle of the swimming actor, wherein the continuous image of the swimming action captured by the camera (22) and the angle change signal detected by each angle sensor are stored in the computer host (20) as a swimming learning The basis for imitating and practicing.

Please refer to the seventh figure. Since the swimmer's swimming movement and the angle change of each joint have been stored in the computer mainframe (22), when the preferred embodiment of the present invention is used, the swim learner is supported. The frame assembly (10) performs the practice of the Czech swimming action, and the angle sensors are arranged on the corresponding joints of the swim learner, wherein when the swim learner starts the practice of the Czech swimming action, the camera is used ( 22) photographing the action of the swim learner, and using each angle sensor to sense the change in the joint angle of the swim learner, this When the swimming action reading and comparison program reads the swimming motion image of the swimming actor stored in the computer main body (22) and the angle change data of each joint and displays it on the front display (24), and through the camera (22) photographing the continuous motion image of the swim learner, and sensing the change of the joint angle of the swim learner through each angle sensor, and simultaneously superimposing and displaying the swimming motion image of the swim learner and the angle change data of each joint The front display (24) is compared to display the movement error position of the swimming learner, and the swimming learner can directly observe the comparison result of the front display (24) through the visual feedback mode. In this way, the swim learner can correct his swimming movement while practicing, and then imitate and learn the swimming movement of the swimming actor.

Since the swim learner can use the assistance of the preferred embodiment of the present invention to practice and imitate the swimming movement of the swimmer, it is possible to prevent the swim learner from getting used to the wrong swimming action without coaching, thereby preventing future needs. It takes twice as long to correct the wrong action. In addition, after learning the swimming movement coordinated by the swimming actor, the swimming learner can greatly reduce the water resistance suffered during swimming, save unnecessary energy waste, and thus increase the speed of swimming.

(10) ‧‧‧Support frame assembly

(11)‧‧‧Base

(111)‧‧‧Extension rod

(12) ‧ ‧ front pole

(121)‧‧‧Eccentric block

(13) ‧‧‧ Rear lever

(131)‧‧‧Eccentric block

(14)‧‧‧Support frame

(141) ‧‧‧ bracket

(142)‧‧‧Support board

(143)‧‧‧ Combination ring

(144)‧‧‧ Tractor

(15) ‧ ‧ front fixed plate

(151) ‧‧‧Combined components

(152) ‧ ‧ 片

(16) ‧‧‧ rear fixing plate

(161) ‧‧‧Combined components

(162) ‧‧‧Hip belt

(20)‧‧‧Computer Aided System

(21)‧‧‧Computer host

(22)‧‧‧ camera

(231)‧‧‧Neck joint angle sensor

(232)‧‧‧Shoulder joint angle sensor

(233)‧‧‧Elbow joint angle sensor

(234)‧‧‧Wrist joint angle sensor

(235)‧‧‧Lumbar joint angle sensor

(236)‧‧‧Hip angle sensor

(237)‧‧‧Knee joint angle sensor

(238)‧‧‧ Ankle joint angle sensor

(24) ‧‧‧ front display

The first figure is a perspective view of a preferred embodiment of the invention.

The second figure is a perspective view of a preferred embodiment of the present invention applied to a swim learner.

The third figure is a partial rear view of the support frame assembly of the preferred embodiment of the present invention.

The fourth figure is a schematic view of the operation of the front and rear fixing plates according to the preferred embodiment of the present invention.

The fifth figure is a schematic structural view of a computer system according to a preferred embodiment of the present invention.

The sixth figure is a flow chart for recording the action of the swimmer in accordance with a preferred embodiment of the present invention.

The seventh figure is a flow chart for comparing the swimming actor and the swimming learner in the preferred embodiment of the present invention.

(10) ‧‧‧Support frame assembly

(111)‧‧‧Extension rod

(20)‧‧‧Computer Aided System

(21)‧‧‧Computer host

(22)‧‧‧ camera

(231)‧‧‧Neck joint angle sensor

(232)‧‧‧Shoulder joint angle sensor

(233)‧‧‧Elbow joint angle sensor

(234)‧‧‧Wrist joint angle sensor

(235)‧‧‧Lumbar joint angle sensor

(236)‧‧‧Hip angle sensor

(237)‧‧‧Knee joint angle sensor

(238)‧‧‧ Ankle joint angle sensor

(24) ‧‧‧ front display

Claims (7)

A striking swimming action training device, comprising: a support frame assembly, comprising a base, a front rotating rod, a rear rotating rod, two supporting frames, a front fixing plate and a rear fixing plate, the front The rotating rod is rotatably disposed in the base and has an eccentric block fixed at one end thereof. The rear rotating rod is rotatably disposed in the base and an eccentric block is fixed at one end thereof. The support frame is movably disposed on the front and rear swing bars, and each support frame comprises a bracket and a support plate, the bracket is slightly V-shaped, and the tip portion is movably disposed and selectively The ground plate is fixed on the front or rear rotating rod, and the supporting plate is fixed on the two ends of the bracket, and the front fixing plate is rotatably coupled to the supporting plate of the corresponding front rotating rod for supporting the user. The upper body of the upper body is respectively provided with a coupling member for mutually fixing the upper body of the user, and the rear fixing plate is rotatably coupled to the support plate of the corresponding rear lever for supporting the lower body of the user. The two sides are respectively arranged to correspond to each other and are used for fixing the user a coupling element of the lower body, wherein the user's swinging arms are not interfered by the support frame assembly; and a computer-assisted system comprising a computer mainframe, a camera, an angle sensor group and a display screen The computer mainframe system includes a swimming action reading and comparison program. The camera is electrically connected to the computer host and transmits the captured image to the computer host. The camera is set to be higher than the two support frames. Positioning and facing the two support frames, the angle sensor set includes a plurality of angle sensors that can sense the angle of the human body joint and transmit the angle signal to the computer host, and the display screen is disposed close to one of the At the support frame, the continuous motion image of the swimming actor is photographed by the camera, and the angle sensor changes of the swimming actor are sensed by using the angle sensors, and the captured swimming motion continuous image and the angle change signal are stored. In the computer host, the swimming action reading and comparison program first reads the swimming motion image and the joint angle change data stored in the swimming host of the computer, and then uses the camera to capture the action of the swim learner, and utilizes Each angle sensor senses a change in the joint angle of the swim learner, and simultaneously superimposes the swim motion image of the swim learner and the angle change data of each joint on the display screen for comparison, thereby displaying the movement of the swim learner Wrong location. The striking swimming action training device according to claim 1, wherein the bottom of the base extends toward the front and rear and the front end of the bottom is connected with a slightly inverted L-shaped extension rod, and the top of the extension rod is Extending close to the top of the base, the display screen is a front display, the front display is coupled to the extension bar and located in front of the two support frames, and the camera is coupled to the top of the extension bar to be located at two The support frame is in a high position. The striking swimming motion training device according to claim 1 or 2, wherein the angle sensor set comprises a neck joint angle sensor, a shoulder joint angle sensor, and two elbow joint angle sensing , two wrist angle sensor, one lumbar joint angle sensor, two hip joint angle sensors, two knee joint angle sensors and two ankle angle sensors. The striking swimming action training device according to claim 3, wherein the coupling member of the front fixing plate is a devil felt, the front fixing The front side of the panel is formed with two upwardly extending flaps, the coupling element of which is a devil felt, and the rear fixing panel is provided with a hip strap. The striking swimming motion training device of claim 4, wherein each angle sensor is electrically connected to the computer host through a signal amplifier and an interface card. The striking swimming action training device according to claim 1 or 2, wherein the coupling member of the front fixing plate is a devil felt, and the front side of the front fixing plate is formed with two upwardly extending blocking pieces, and thereafter The binding element of the fixing plate is a devil felt, and the rear fixing plate is provided with a hip band. The striking swimming action training device according to claim 1 or 2, wherein each angle sensor is electrically connected to the computer host through a signal amplifier and an interface card.