Manual table tennis launch device

Abstract

The invention discloses a manual table tennis ball launching device, which comprises a launch tube, a ball drop hole is arranged on the top surface of the launch tube, a telescopic hose is connected to the ball drop hole, and a ball chamber for holding table tennis balls is connected to the top of the telescopic hose , There is a suspension mechanism on the ball chamber, a cylindrical bullet block is arranged in the launch tube, and an ejection spring is arranged in the ejection tube behind the bullet block. One end of the ejection spring is connected with the rear wall of the ejection tube, and the other end is connected with the bullet block Connected, the center of the rear wall of the catapult is provided with a drawstring hole, the center of the projectile is connected with a drawstring, the tail end of the drawstring passes through the drawstring hole and is connected with a draw ring, and the bottom of the launch tube is fixed There is a ball hinge, a hinge seat is provided below the ball hinge, an upper support rod is fixed below the hinge seat, and a U-shaped card seat is fixed at the bottom of the upper support rod inserted into the lower support rod in the lower support rod. The beneficial effects obtained by the invention are: (1) the structure is simple; (2) the serving speed and the serving frequency are improved.

Description

technical field [0001] The invention relates to a table tennis ball serving device, in particular to a manual table tennis ball serving device. Background technique [0002] At present, in the daily training process of table tennis players, it is often necessary for sparring personnel to serve from different angles and with different strengths, so as to train the reaction ability of table tennis players, thereby improving the batting ability of table tennis players, but sparring personnel In the process of sparring training, in order to complete a serve, it is necessary to take a ball from the table tennis basket and hit the ball once with a racket. In each training session, the sparring staff needs to serve hundreds to thousands of times, so the sparring staff The labor intensity is high. If you engage in sparring work for a long time, the damage to the waist and wrist of the sparring personnel will be greater. In addition, the existing serving methods of the sparring perso...

AI Technical Summary

Problems solved by technology

[0002] At present, in the daily training process of table tennis players, it is often necessary for sparring personnel to serve from different angles and with different strengths, so as to train the reaction ability of table tennis players, thereby improving the batting ability of table tennis players, but sparring personnel In the process of sparring training, in order to complete a serve, it is necessary to take a ball from the table tennis basket and hit the ball once with a racket. In each training session, the sparring staff needs to serve hundreds to thousands of times, so the sparring staff The labor intensity is high. If you are engaged in sparring work for a long time, the damage to the waist and wrist of the sparring personnel will be greater. In addition, the existing serving methods of the sparring personnel also determine that each serve takes a long time. Therefore, the speed of serving Slow, low service frequency, can not fully meet the training needs of table tennis players

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