CN114522398B - A kind of forehand attack training device for table tennis beginners - Google Patents

Abstract

The invention relates to a table tennis beginner forehand attack training device, which belongs to the technical field of table tennis training equipment and comprises: a base; the upper limb training assembly is arranged on two sides of the pedal and is used for realizing that the upper limbs of a trainer are driven by the upper limbs of a coach to carry out the right-hand ball-attacking action training; the upper limbs training subassembly includes: the two arc-shaped guide rails are symmetrically embedded on the base respectively, the two upright posts are symmetrically arranged on the arc-shaped guide rails respectively, and the upright posts are vertically and slidably connected with the arc-shaped guide rails; according to the invention, through the base, the pedal plate and the upper limb training assembly, a training system for driving a trainer to carry out a right-handed ball attacking action by the body action of a coach is established, so that the trainer can actually feel the essence of the right-handed ball attacking action, the training effect is improved, the training speed is accelerated, and the quality of coach teaching can be improved; the training device is convenient to use, good in learning and training effects, strong in practicability and worthy of popularization.

Description

A kind of forehand attack training device for table tennis beginners

technical field

The invention belongs to the technical field of table tennis training equipment, and in particular relates to a forehand attack training device for table tennis beginners.

Background technique

Table tennis, known as China's "national ball", is a popular ball game in the world, including attack, confrontation and defense. Match point group, singles, doubles, mixed doubles etc. several. Forehand attacking with its powerful attacking ability will cause greater psychological pressure and actual defensive pressure on the opponent, so table tennis practitioners must practice a strong forehand attacking ability. At present, when table tennis beginners are training, in order to learn the action of attacking the forehand, after generally adopting the forehand attacking action of observing the coach's demonstration, carry out a large amount of volley and hold the racket and swing the racket; Observation ability is different, and by watching the actions of the coach, the action essence experienced is different, and the learning and training effect is not good; therefore, a kind of forehand attack training device for table tennis beginners is urgently needed now.

Contents of the invention

In view of this, the present invention provides a kind of forehand attack training device for table tennis beginners, so as to solve the deficiencies in the prior art.

The technical scheme of the present invention is: a forehand attack training device for table tennis beginners, comprising: a base, a pedal, an upper limb training assembly; a pedal, arranged on the base, and the pedal is fixedly connected to the base The upper limb training component is arranged on both sides of the pedals, and is used to realize the forehand attack training of the upper limb driven by the coach's upper limb training; the upper limb training component includes: two arc-shaped guide rails, which are symmetrically embedded respectively On the base, the arc-shaped guide rail is fixedly connected with the base; two uprights are arranged symmetrically on the arc-shaped guide rail respectively, and the uprights and the arc-shaped guide rail are vertically slidably connected; the waist driving mechanism is arranged on the upright near the pedal One side is used to drive the column to slide through the waist of the coach and the trainer; the controller is arranged on the base, and the controller is electrically connected with the upper limb training component and the waist driving mechanism respectively.

Preferably, the lumbar driving mechanism includes a support column arranged on the foot pedal, one end of the support column is vertically rotatably connected to the foot pedal, and the other end of the support column is center-symmetrically provided with two U-shaped frames, and the U-shaped frame One side is fixedly connected with the support column, the base is located between the support column and the arc-shaped guide rail, and a transmission mechanism is provided to realize the movement of the column driven by the rotation of the support column. The arm training mechanism is set on the top of the column for training. The action of the hand attacking the ball, the transmission mechanism and the arm training mechanism are electrically connected with the controller respectively.

Preferably, the transmission mechanism includes a counterbore provided on the pedal, the supporting column passes through the counterbore and is connected with it through a bearing, a transmission chamber is opened inside the base, and the supporting column extends into the transmission chamber through the pedal There are double sprockets in the inner sleeve, and the double sprockets are fixedly connected with the support column. The base is located on both sides of the pedal and two arc-shaped grooves are symmetrically opened respectively. The arc-shaped guide rails are embedded in the arc-shaped grooves and connected with them. A slider is embedded on the shaped guide rail, one end of the slider is fixedly connected to the bottom of the column, and the other end extends into the transmission compartment and is coaxial with the sprocket. The sprocket and the slider are connected through bearings, and the sprocket passes through the The chain is connected with the double sprocket. The slider is located directly below the sprocket, and the gear is set and connected to it through the bearing. The gear and the sprocket are fixedly connected. Connection, the tooth arc is fixedly connected with the bottom of the transmission chamber.

Preferably, the arm training mechanism includes an inclined surface set on the top of the column, the inclined direction of the inclined surface is the same as the opening direction of the U-shaped frame inside it, and a limiting plate is provided on the inclined surface and is flexibly connected with it. The semi-circular tube is connected with it. The end of the semi-circular tube away from the support column is provided with a grip bar. The grip bar is connected to the semi-circular tube. A driving mechanism is provided on the inclined surface to realize the movement of the driving limit plate to drive the arm for action training. The driving mechanism is electrically connected with the controller.

Preferably, the drive mechanism includes two first chute symmetrically arranged on both sides of the inclined surface, and two T-shaped sliders are respectively symmetrically provided at both ends of the limit plate, and the T-shaped sliders are embedded in the first chute And it is connected with it, the end of the limit plate close to the U-shaped frame is rotationally connected with one of the T-shaped sliders, and the other T-shaped slider is fixedly connected with the limit plate, and the inclined surface is located at the first slide on the side close to the U-shaped frame. The top of the slot is embedded with a cylinder, the output end of the cylinder is connected with the T-shaped slider in the first chute, and the inclined surface is located on the top of the other first chute. The groove is communicated, and the cylinder is electrically connected with the controller.

Preferably, a rubber pad is provided on the inner side of the U-shaped frame, and the rubber pad is connected to the inner wall of the U-shaped frame.

Preferably, the side of the U-shaped frame close to the support column has an inherent mounting seat, and the mounting seat is fixedly connected with the support column through a fastener.

Preferably, two groups of foot slots are respectively symmetrically opened on both sides of the foot board close to the upright.

Compared with the prior art, the present invention provides a forehand attack training device for table tennis beginners. Through the base, pedals and upper limb training components, the coach's body movements drive the trainer to perform the forehand attack action. The training system allows the trainer to actually experience the essence of the forehand attacking action, which not only improves the training effect, but also speeds up the training speed, and can also improve the quality of the coach's teaching; through the tree-hugging rotation mechanism composed of arc-shaped guide rails and columns, it simulates the forehand The action of attacking the waist by hand makes the trainer clearly feel the movement of the waist and further improves the training effect; through the support column and U-shaped frame of the waist driving mechanism, the trainer's body can be driven by the coach's waist to prevent the trainer from being inaccurate. Grasp the essence of the forehand attacking action, and further improve the convenience of learning and training; through the combined use of the limit plate, semi-circular tube and grip rod of the arm training mechanism, the trainer's arm movement can be shaped, so that the waist training When the waist is rotated, the training accuracy is improved by avoiding the rotation of the arm instead of the waist; through the first chute, the first chute, the cylinder and the arc-shaped chute of the driving mechanism, the trainer's arm can pass through the cylinder when the waist rotates. Guide to move up and down at a constant speed along the inclined surface, and after the waist rotation is completed, the arm retraction action is performed along the arc-shaped chute, and the hand movement of the forehand attack is decomposed one by one to further improve the accuracy of training; the rubber pad can It avoids injuries caused by the collision of the coach and the trainer with the U-shaped frame when the waist rotates, and improves the training safety; the training device of the present invention is easy to use, has good learning and training effects, and has strong practicability, and is worthy of popularization.

Description of drawings

Fig. 1 is the front view of the present invention;

Fig. 2 is a top view of the present invention;

Fig. 3 is a side view of the present invention;

Fig. 4 is A-A sectional view of the present invention;

Fig. 5 is B-B sectional view of the present invention;

Fig. 6 is the enlarged schematic diagram of C place of the present invention;

Fig. 7 is an enlarged schematic diagram of D in the present invention.

Detailed ways

The present invention provides a forehand attack training device for table tennis beginners. The present invention will be described below in conjunction with the structural schematic diagrams of Fig. 1 to Fig. 7 .

Example 1

As shown in Figure 1, a kind of forehand attack training device for table tennis beginners comprises: a base 1, a pedal 2, an upper limb training assembly; a pedal 2 is arranged on the base 1, and the pedal 2 It is fixedly connected with the base 1; the upper limb training component is arranged on both sides of the pedal 2, and is used to drive the upper limb of the trainer to perform forehand attack training through the upper limb of the coach; through the base, the pedal and the upper limb training component , establish a forehand attack movement training system driven by the coach's body movements, so that the trainer can actually feel the essence of the forehand attack action, which not only improves the training effect, but also speeds up the training speed, and can also improve the quality of the coach's teaching The upper limb training assembly includes: two arc-shaped guide rails 3, which are respectively symmetrically embedded on the base 1, and the arc-shaped guide rails 3 are fixedly connected to the base 1; two columns 4, respectively symmetrically arranged on the arc-shaped guide rails 3 , the column 4 is vertically slidingly connected with the arc guide rail 3; the waist driving mechanism is arranged on the side of the column 4 close to the pedal 2, and is used to drive the column 4 to slide through the waist of the coach and the trainer; through the arc guide rail The tree-hugging rotating mechanism formed with the column simulates the action of the waist for a forehand attack, so that the trainer can clearly feel the waist action and further improve the training effect; the controller 5 is arranged on the base 1, and the controller 5 is respectively connected with the upper limb training The components and the waist driving mechanism are electrically connected.

Preferably, the inner side of the U-shaped frame 22 is provided with a rubber pad 71, the rubber pad 71 is connected with the inner wall of the U-shaped frame 22, and the rubber pad can prevent the coach and the trainer from colliding with the U-shaped frame when the waist rotates and cause injury, thereby improving Train safe.

Preferably, the side of the U-shaped frame 22 close to the support column 21 has an inherent mounting seat 81, the mounting seat 81 is fixedly connected with the support column 21 through a fastener, and the mounting seat can be quickly installed and disassembled through the mounting seat, which is convenient for replacement.

Preferably, two sets of foot slots 91 are respectively symmetrically formed on both sides of the foot board 2 near the column 4 .

Example 2

In order to further improve the convenience of training, through the support column and U-shaped frame of the waist driving mechanism, the coach's waist can drive the trainer's body to perform actions, preventing the trainer from being unable to accurately grasp the essence of the forehand attack.

As shown in Figure 6, preferably, the said lumbar driving mechanism includes a supporting column 21 arranged on the pedal 2, one end of the supporting column 21 is connected to the pedal 2 for vertical rotation, and the other end of the supporting column 21 is symmetrically arranged at the center. There are two U-shaped frames 22, one side of the U-shaped frame 22 is fixedly connected with the support column 21, and the base 1 is located between the support column 21 and the arc-shaped guide rail 3, and a transmission mechanism is provided for realizing the rotation drive through the support column 21 Column 4 moves, and arm training mechanism is arranged on the top of column 4, is used for realizing training forehand attack arm action, and transmission mechanism, arm training mechanism are electrically connected with controller 5 respectively.

As shown in Figures 2, 4, and 5, preferably, the transmission mechanism includes a counterbore 31 provided on the pedal 2, the support column 21 passes through the counterbore 31 and is connected to it through a bearing, and the inside of the base 1 is provided with a counterbore 31. There is a transmission bin 32, and the supporting column 21 passes through the pedal 2 and extends into the interior of the transmission bin 32. A double sprocket 33 is provided, and the double sprocket 33 is fixedly connected with the supporting column 21. The base 1 is located on both sides of the pedal 2. Two arc-shaped grooves 34 are respectively symmetrically opened, and the arc-shaped guide rail 3 is embedded in the arc-shaped groove 34 and connected with it. The arc-shaped guide rail 3 is embedded with a slider 35, and one end of the slider 35 is fixedly connected with the bottom of the column 4. , the other end extends into the transmission chamber 32 and is set with a sprocket 36 coaxial with it, the sprocket 36 is connected with the slider 35 through bearings, the sprocket 36 is connected with the double sprocket 33 through a chain, and the slider 35 is located on the chain A gear 37 is sleeved directly below the wheel 36 and is connected in rotation by a bearing. The gear 37 is fixedly connected to the sprocket 36. The side of the gear 37 near the double sprocket 33 is respectively provided with a tooth arc 38 and is connected with it. The tooth arc 38 It is fixedly connected with the bottom of the transmission bin 32.

Example 3

In order to further improve the accuracy of training, through the combined use of the limit plate, semi-circular tube and grip bar of the arm training mechanism, the trainer's arm movements can be shaped, so that during waist training, the arm rotation can be avoided instead of the waist rotation , to improve the accuracy of training; through the first chute, first chute, cylinder and arc-shaped chute of the driving mechanism, the trainer's arm can move up and down at a uniform speed along the inclined surface guided by the cylinder when the waist rotates, And after the waist rotation is completed, the arm retraction action is performed along the arc-shaped chute, and the hand movements of the forehand attack are decomposed one by one.

As shown in Figure 3, preferably, the arm training mechanism includes an inclined surface 51 set on the top of the column 4, the inclined direction of the inclined surface 51 is the same as the opening direction of the U-shaped frame 22 inside it, and the inclined surface 51 is provided with a limit plate 52 and is movably connected with it, the limit plate 52 is provided with a semicircular pipe 53 and is connected with it, the end of the semicircular pipe 53 away from the support column 21 is provided with a grip bar 54, the grip bar 54 is connected with the semicircular pipe 53, and the inclined surface 51 A driving mechanism is arranged on it, which is used to realize the movement of the driving limit plate 52 to drive the arm to perform action training, and the driving mechanism is electrically connected with the controller 5 .

As shown in FIG. 7 , preferably, the drive mechanism includes two first sliding grooves 61 symmetrically provided on both sides of the inclined surface 51 , and two T-shaped sliders 62 are symmetrically provided at both ends of the limiting plate 52 , respectively. The T-shaped slider 62 is embedded in the first chute 61 and is connected with it. One end of the limiting plate 52 close to the U-shaped frame 22 is rotatably connected to one of the T-shaped sliders 62, and the other T-shaped slider 62 is connected to the limiting plate. 52 is fixedly connected, the inclined surface 51 is located on the top of the first chute 61 near the side of the U-shaped frame 22, and the top of the first chute 61 is embedded with a cylinder 63. The output end of the cylinder 63 is connected with the T-shaped slider 62 in the first chute 61, and the inclined surface 51 is located on the top of the other first chute 61 and is provided with an arc-shaped chute 64 , the arc-shaped chute 64 communicates with the first chute 61 , and the cylinder 63 is electrically connected with the controller 5 .

When table tennis beginners learn the forehand action, the trainer and the coach stand on the inside of the U-shaped frame on both sides of the support column. Hold the rod; when the coach and the trainer are ready, the coach starts to demonstrate the forehand attack. The coach's waist rotation drives the U-shaped frame to rotate, and the driving support column rotates to drive the trainer's waist to rotate at the same time, and the trainer's arm The shape of the semi-circular tube prevents wrong swings; during the rotation of the coach’s waist, the arm actively moves along the inclined surface, and the controller detects the pressure information transmitted by the cylinder, and at the same time controls the cylinder on the trainer’s side to drive the trainer’s arm along the column. Inclined surface translation, when the trainer reaches the top of the translation, the trainer rotates the arm to perform arm retraction training, and the coach then reverses the trainer to bring the trainer back to the initial position, and repeats the next action training; at the same time, the trainer can also take the initiative Movement training, which is convenient for the coach to clearly understand whether the trainer has mastered the essentials of movement.

A kind of forehand attack training device for table tennis beginners provided by the present invention, through the base, pedals and upper limb training components, builds the trainer to drive the trainer to carry out the forehand attack movement training system driven by the coach's body movements, so that the trainer can actually Feel the essence of the forehand attack action, not only improve the training effect, but also speed up the training speed, and can also improve the quality of the coach's teaching; through the tree-hugging rotation mechanism composed of arc-shaped guide rails and columns, it simulates the movement of the forehand attacking the waist, Make the trainer clearly feel the movement of the waist, and further improve the training effect; through the support column and U-shaped frame of the waist driving mechanism, the trainer's body can be driven by the coach's waist to prevent the trainer from being unable to accurately grasp the forehand attack action In essence, it further improves the convenience of learning and training; through the combined use of the limit plate, semicircular tube and grip bar of the arm training mechanism, the trainer's arm movements can be shaped, so that when performing waist training, it is avoided to be replaced by arm rotation. The waist rotates to improve the accuracy of training; through the first chute, the first chute, the cylinder and the arc chute of the driving mechanism, the trainer's arm can be guided up and down along the inclined surface at a uniform speed by the cylinder when the waist rotates Move, and after the waist rotation is completed, perform the arm retraction action along the arc-shaped chute, decompose the hand movements of the forehand attack one by one, and further improve the accuracy of training; the rubber pad can avoid the waist rotation of the coach and the trainer When colliding with the U-shaped frame to cause injury, the safety of training is improved; the training device of the present invention is easy to use, has good learning and training effects, and has strong practicability, and is worthy of popularization.

The above disclosures are only preferred specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes conceivable by those skilled in the art shall fall within the protection scope of the present invention.

Claims (7)

1. a kind of forehand attack training device for table tennis beginners, is characterized in that, comprises: base (1); Foot pedal (2), is arranged on the base (1), and described foot pedal (2) and The base (1) is fixedly connected; the upper limb training component is arranged on both sides of the pedal (2), and is used to drive the upper limb of the trainer through the upper limb of the coach to perform forehand attack training; the upper limb training component includes: Two arc-shaped guide rails (3) are symmetrically embedded on the base (1) respectively, and the arc-shaped guide rails (3) are fixedly connected with the base (1); two columns (4) are symmetrically arranged on the arc-shaped guide rails respectively (3), the column (4) is vertically slidably connected with the arc guide rail (3); the waist drive mechanism is arranged on the side of the column (4) close to the foot pedal (2), and is used to realize passing through coaches and training The waist of the patient drives the column (4) to slide; the controller (5) is arranged on the base (1), and the controller (5) is electrically connected with the upper limb training component and the waist driving mechanism respectively; The waist drive mechanism includes a support column (21) arranged on the pedal (2), one end of the support column (21) is vertically rotatably connected with the pedal (2), and the other end of the support column (21) is centrally symmetrical There are two U-shaped frames (22), one side of the U-shaped frame (22) is fixedly connected to the support column (21), and the base (1) is located between the support column (21) and the arc-shaped guide rail (3). The transmission mechanism is used to realize the movement of the column (4) driven by the rotation of the support column (21), and the arm training mechanism is arranged on the top of the column (4), and is used to realize the training of the forehand attacking arm action, transmission mechanism, arm training The mechanisms are respectively electrically connected with the controller (5). 2. a kind of table tennis beginner's forehand attack training device according to claim 1, is characterized in that, described transmission mechanism comprises the counterbore (31) that offers on the pedal (2), support post ( 21) Go through the counterbore (31) and connect with it through the bearing, the inside of the base (1) is provided with a transmission compartment (32), and the support column (21) passes through the pedal (2) and extends into the transmission compartment (32) Double sprocket (33) is set inside the inner cover, and the double sprocket (33) is fixedly connected with the support column (21). The base (1) is located on both sides of the pedal (2) and has two arc-shaped grooves symmetrically. (34), the arc guide rail (3) is embedded in the arc groove (34) and connected with it, the arc guide rail (3) is embedded with a slide block (35), and one end of the slide block (35) is connected to the column (4 ) is fixedly connected at the bottom, and the other end stretches into the transmission chamber (32) and is provided with a sprocket (36) and is coaxial with it. Cooperate and connect with double sprocket (33) by chain, slide block (35) is positioned at just below sprocket (36) and is provided with gear (37) and is connected with its rotation by bearing, and gear (37) and sprocket (36) Fixedly connected, gear (37) is respectively provided with tooth arc (38) near the side of double sprocket (33) and is connected with it, and tooth arc (38) is fixedly connected with the bottom of transmission chamber (32). 3. a kind of table tennis beginner's forehand attack training device according to claim 1, is characterized in that, described arm training mechanism comprises the inclined surface (51) that offers on column (4) top, and inclined surface (51 ) is in the same direction as the opening of the U-shaped frame (22) on the inside, the inclined surface (51) is provided with a limiting plate (52) and is movably connected with it, and the limiting plate (52) is provided with a semicircular tube (53) and Cooperate with it, the end of the semicircular pipe (53) away from the support column (21) is provided with a holding rod (54), the holding rod (54) is connected with the semicircular pipe (53), and the inclined surface (51) is provided with a driving mechanism , used to realize the movement of the driving limiting plate (52) to drive the arm to perform action training, and the driving mechanism is electrically connected to the controller (5). 4. A kind of forehand attack training device for table tennis beginners according to claim 3, characterized in that, said driving mechanism comprises two first chute (61) symmetrically opened on both sides of the inclined surface (51) ), the two ends of the limiting plate (52) are respectively symmetrically provided with two T-shaped sliders (62), the T-shaped sliders (62) are embedded in the first chute (61) and connected with them, and the limiting plate ( 52) One end close to the U-shaped frame (22) is rotationally connected with one of the T-shaped sliders (62), the other T-shaped slider (62) is fixedly connected with the limit plate (52), and the inclined surface (51) is located near The top of the first chute (61) on one side of the U-shaped frame (22) is embedded with a cylinder (63), and the output end of the cylinder (63) is connected with the T-shaped slide block (62) in the first chute (61) , the inclined surface (51) is located at the top of another first chute (61) and is provided with an arc-shaped chute (64), the arc-shaped chute (64) communicates with the first chute (61), and the cylinder (63) communicates with the first chute (61). The controller (5) is electrically connected. 5. a kind of table tennis beginner's forehand attack training device according to claim 1, is characterized in that, the inboard of described U-shaped frame (22) is provided with rubber pad (71), and rubber pad (71) and The inner wall of U-shaped frame (22) is connected. 6. a kind of forehand attacking training device for table tennis beginners according to claim 1, is characterized in that, described U-shaped frame (22) is near the inherent mounting seat (81) of one side of support post (21), The mounting seat (81) is fixedly connected with the support column (21) through a fastener. 7. A kind of forehand attack training device for table tennis beginners according to claim 1, characterized in that two sets of foot grooves are respectively symmetrically opened on both sides of the pedal (2) close to the column (4) (91).

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