3results about How to "Improve serving efficiency" patented technology

The utility model relates to an efficient serving system for professional multi-badminton training, the efficient serving system comprises a serving system body, the serving system body comprises a mounting disc, serving cylinders, a mounting adjusting assembly and a supporting assembly, the upper end of the mounting disc is connected with the mounting adjusting assembly, and the mounting adjusting assembly combines the serving cylinders into a module; a supporting assembly is arranged at the lower end of the mounting disc, the mounting adjusting assembly is adjusted in a pitching mode relative to the angle of the mounting disc, a plurality of serving barrels are arranged on the upper surface of the mounting disc, openings in the two ends of each serving barrel are connected with barrel covers, and inflatable air bag rings for limiting badminton balls are arranged on the inner walls of the bottom ends of the serving barrels. The installation adjusting assembly comprises an installation base arranged on the upper surface of the installation disc and a positioning ring fixedly arranged on the upper surface of the installation base, and the supporting assembly supports the multiple ball serving barrels. The badminton serving device has the advantages that badminton balls can be conveniently taken out from the bottom of the serving cylinder row by row, serving training is achieved, and the serving efficiency is effectively improved.

This utility model relates to a ball-serving machine screen testing device. The ball-serving machine includes a frame, a ball-serving mechanism mounted on the frame, a ball-storing mechanism, and a ball-delivering mechanism disposed between the ball-serving mechanism and the ball-storing mechanism. The ball-serving mechanism includes a ball-inlet, the ball-storing mechanism includes a ball-outlet, and the ball-delivering mechanism includes a connecting channel connecting the ball-inlet and the ball-outlet. The connecting channel includes a ball-delivering position and a temporary storage position communicating with the ball-outlet. The ball-delivering position is equipped with a hitting unit and a counter for recording the number of hits. The hitting unit is used to hit and deliver the ball located at the ball-delivering position into the ball-inlet. The ball-serving machine and screen testing device designed in this utility model can continuously serve balls and record the number of serves.

The utility model relates to the technical field of pet toys, and provides a pet pitching machine which comprises a pitching box and a baffle, a motor is arranged in the pitching box, a bearing is arranged on the left side of the motor, a lead screw is arranged on the left side of the bearing, the baffle is arranged above the outside of the lead screw, the lead screw is in threaded connection with the baffle, and the baffle is in threaded connection with the motor. A sliding rail is arranged outside the baffle and slidably connected with the baffle, an extrusion plate is arranged on the right side of the interior of the sliding rail and slidably connected with the sliding rail, a limiting plate is arranged above the extrusion plate, the limiting plate and the extrusion plate are of an integrated structure, and a spring is arranged behind the limiting plate. And the ball serving pipe is arranged outside the spring, so that a plurality of saliva balls can enter the ball serving pipe through the ball inlet and are served at the same time, the ball serving efficiency of the device is improved, the ball serving time is shortened, the saliva balls can be moved to the direction of the pet at different heights, and the pet can be caught conveniently.