CN209952177U - Table tennis training unscrambler - Google Patents

Abstract

The utility model provides a table tennis training unscrambler, including the waistband, be provided with the fixing base on the waistband, be connected with the bracing piece on the fixing base, the bracing piece passes through the bearing and is fixed mutually with the fixing base, and the tip of bracing piece articulates there is the connecting rod, and the other end of connecting rod articulates there is the leveling rod, be provided with on the leveling rod can nimble gliding sleeve pipe, the sheathed tube other end is articulated with the toggle strap dead lever, is provided with the toggle strap on the toggle strap dead lever. The table tennis training corrector can enable a trainer to instantly know how to exert force and can avoid and correct elbow lifting diseases, so that the trainer exerts force correctly. The training device is not only suitable for trainers of transverse plates and straight plates, but also suitable for trainers of left hands and right hands.

Description

A table tennis training corrector

technical field

The utility model relates to a sports equipment, in particular to a table tennis training corrector.

Background technique

Table tennis is very popular among sports enthusiasts. At present, many table tennis enthusiasts have irregular movements and cannot exert their strength. Many coaches only let them imitate when teaching children, which is only an appearance and cannot make the trainees have deep feelings. Feelings can only be experienced little by little through long-term training. Fans are also at a loss. Seeing other people's balls are fast and powerful, they understand the principle, but the force is so strong that there is no force on the ball. Another is that the elbow is raised too high when hitting the ball, and the shot is unstable. .

SUMMARY OF THE INVENTION

In order to solve the problems existing in the above technologies, the utility model provides a table tennis training corrector.

The utility model is realized by the following technical solutions: a table tennis training corrector, comprising a waist belt, a fixing seat is arranged on the waist belt, a support rod is connected to the fixing seat, and the support rod is fixed with the fixing seat through a bearing The end of the support rod is hinged with a connecting rod, the other end of the connecting rod is hinged with a correction rod, the correction rod is provided with a sleeve that can slide flexibly, the other end of the sleeve is hinged with the elbow strap fixing rod, and the elbow strap is fixed An elbow strap is provided on the rod.

In the above solution, a limiting sleeve is provided on the straightening rod.

In the above solution, the limiting sleeve is fixed on the rectifying rod through a set screw.

In the above solution, a positioning steel ball is provided at the hinged part of the connecting rod and the straightening rod, and the positioning steel ball is fixed on the connecting rod by a spring.

In the above solution, the hinged rotation between the connecting rod and the support rod and the hinged rotation between the connecting rod and the rectifying rod are in the same plane.

In the above solution, the inner surface of the waistband is provided with a protrusion to prevent the waistband from rotating.

In the above solution, the inner surface of the elbow strap is provided with a protrusion for preventing the rotation of the elbow strap.

Compared with the prior art, the table tennis training corrector of the utility model has the following beneficial effects:

1. This table tennis training corrector allows the trainer to instantly know how to exert force and can avoid and correct the elbow lift, so that the trainer exerts the force correctly.

2. The table tennis training corrector has a simple structure, is easy to carry, and is suitable for use by people of all ages.

3. The table tennis training corrector has a wide range of use, not only for horizontal and straight board trainers, but also for left-handed and right-handed trainers.

Description of drawings

FIG. 1 is a schematic structural diagram of the table tennis training corrector of the present invention.

FIG. 2 is an enlarged view at B in FIG. 1 .

FIG. 3 is a cross-sectional view taken along line A-A in FIG. 2 .

In the picture: 1. Belt, 2. Belt protrusion, 3. Fixed seat, 4. Bearing, 5. Support rod, 6. Connecting pin I, 7. Connecting rod, 8. Connecting pin II, 9. Correcting rod, 10 .Limiting sleeve, 11. Set screw, 12. Sleeve, 13. Connecting pin III, 14. Elbow belt fixing rod, 15. Elbow belt, 16. Elbow belt protrusion, 17. Positioning steel ball, 18. Spring , 19. Positioning the fossa.

Detailed ways

Below in conjunction with the accompanying drawings and specific embodiments, the table tennis training corrector of the present utility model will be further described:

1 is a schematic structural diagram of the table tennis training corrector of the present invention, FIG. 2 is an enlarged view of the position B in FIG. 1 , and FIG. 3 is a cross-sectional view of A-A in FIG. 2 . In the figure, the table tennis training corrector includes a waist belt 1, the rear outer surface of the waist belt 1 is provided with a fixed seat 3, and the inner surface of the waist belt 1 is provided with a waist belt protrusion 2 that prevents the waist belt and the human body from rotating, the fixed seat 3 is connected with a support rod 5, the support rod 5 is fixed with the fixed seat 3 through the bearing 4, the end of the support rod 5 is hinged with the connecting rod 7 through the connecting pin I6, and the right end of the connecting rod 7 is hinged through the connecting pin II8 There is a correction rod hinged 9. The rectifying rod 9 is provided with a sleeve 12 that can slide flexibly, and a limiting sleeve 10 is provided on the rectifying rod 9. The limiting sleeve 10 is fixed in the proper position of the rectifying rod by the set screw 11, and the adjusting sleeve 12 is in the correct position. The sliding length on the correction rod 9 is adapted to trainers of different heights. The other end of the sleeve 12 is hinged with the elbow strap fixing rod 14 through the connecting pin III13. The elbow strap fixing rod 14 is provided with an elbow strap 15. An elbow strap protrusion 16 is provided on the inner surface to prevent rotation between the elbow strap and the elbow. At the position where the connecting rod 7 and the rectifying rod 9 are hinged, a positioning steel ball 17 is arranged on the connecting rod 7 . The positioning steel ball 17 is fixed on the connecting rod 7 by a spring 18 , and is in contact with the positioning steel ball 17 on the straightening rod 9 . A positioning socket 19 is provided at the corresponding place, and the positioning steel ball 17 is clamped in the positioning socket 19 . The hinged rotation between the connecting rod 7 and the support rod 5 and the hinged rotation between the connecting rod 7 and the rectifying rod 9 are in the same plane.

When using, first fix the belt on the trainer's waist, and then tie the elbow belt to the trainer's elbow, so that a triangle is formed between the hips, shoulders, and elbows. The power is transmitted to the elbow through the support rod 5, the connecting rod 7, the correction rod 9 and the sleeve 12, and drives the forearm, wrist and the ball to swing the ball to the upper left front, which is often referred to as the center of gravity hitting, which is positive. Hand hitting the ball. During the backhand, the connecting rod 7 and the correction rod 9 are rotated 90° relative to each other, so that the crotch, elbow and shoulder form a triangle. The support rod 5 can be rotated 360° on the fixed seat 3 at will, the support rod 5 and the connecting rod 7 can be rotated 180° relative to each other, and the connecting rod 7 and the straightening rod 9 can be rotated 180° relative to each other, so as to adapt to the left hand and the right hand as well as the straight board and the horizontal board .

This table tennis training corrector can instantly let the trainer know how to exert force and can avoid and correct the elbow lift, so that the trainer exerts the force correctly. Not only for horizontal and candy bar trainers, but also for left- and right-handed trainers.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Those skilled in the art, without departing from the scope of the technical solution of the present invention, can make some changes or modifications to equivalent examples of equivalent changes by using the methods and technical contents disclosed above, provided that they do not depart from the present invention. The content of the new technical solution, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the scope of the technical solution of the present invention.

Claims (7)

1. A table tennis training corrector is characterized in that: comprising a belt, the belt is provided with a fixed seat, the fixed seat is connected with a support rod, the support rod is fixed with the fixed seat by a bearing, and the end of the support rod is The other end of the connecting rod is hinged with a connecting rod, the other end of the connecting rod is hinged with a correction rod, the correction rod is provided with a sleeve that can slide flexibly, the other end of the sleeve is hinged with the elbow belt fixing rod, and the elbow belt fixing rod is provided with an elbow bring. 2 . The table tennis training corrector according to claim 1 , wherein a limiting sleeve is provided on the correcting rod. 3 . 3 . The table tennis training corrector according to claim 2 , wherein the limiting sleeve is fixed on the correcting rod through a set screw. 4 . 4 . The table tennis training corrector according to claim 1 , wherein the position where the connecting rod and the correcting rod are hinged is provided with a positioning steel ball, and the positioning steel ball is fixed on the connecting rod by a spring. 5 . 5 . The table tennis training corrector according to claim 1 , wherein the hinged rotation between the connecting rod and the support rod and the hinged rotation between the connecting rod and the correcting rod are in the same plane. 6 . 6 . The table tennis training corrector according to claim 1 , wherein the inner surface of the waist belt is provided with a protrusion to prevent the waist belt from rotating. 7 . 7 . The table tennis training corrector according to claim 1 , wherein the inner surface of the elbow strap is provided with a protrusion to prevent the elbow strap from rotating. 8 .

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