Special ball serving device applied to tennis training

Abstract

The utility model discloses a special ball serving device applied to tennis training, which comprises a base and a ball collecting frame, a top plate is fixedly mounted at the top of the base, the ball collecting frame is fixedly mounted at the top of the top plate, a ball serving cavity is formed in the base, and the ball serving cavity is communicated with the ball collecting frame. A ball serving driving motor and a rail driving motor are fixedly mounted in the two side wall faces of the ball serving cavity correspondingly, a driving shaft on the ball serving driving motor is connected with a ball serving wheel in the ball serving cavity, and a driving shaft on the rail driving motor is connected with a rail rotating disc in the ball serving cavity. The turntable driving motor can be remotely controlled to drive the serving track to rotate, the serving track rotates along the axis of the serving wheel, the serving angle at the tail end of the track is adjusted, the flexibility of the serving machine is improved, and the training range of tennis serving is expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of sports equipment, in particular to a special serving device used for tennis training. Background Art

[0002] Tennis is a popular sport abroad. In my country, more and more people are starting to play tennis, and the tennis community is slowly expanding. At present, using a tennis serving machine for practice or hiring a coach is the main way for most tennis enthusiasts to learn tennis. Among them, the tennis serving machine can not only free the coach from the monotonous and boring feeding of the ball, but also ensure the speed, direction and landing point of the serve, so the tennis serving machine is becoming more and more popular.

[0003] During the serving training of the existing tennis serving machine, the serving angle of the serving machine is relatively fixed, which results in poor flexibility and a small application range of the serving machine. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a special serving device for tennis training, which solves the technical problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions: a special serving device for tennis training, comprising a base and a ball receiving frame, a top plate is fixedly installed on the top of the base, the ball receiving frame is fixedly installed on the top of the top plate, a serving cavity is opened in the base, a serving drive motor and a track drive motor are fixedly installed inside the two side walls of the serving cavity, the driving ends of the serving drive motor and the track drive motor are respectively connected to the serving cavity with driving shafts, the driving shaft on the serving drive motor is connected to a serving wheel in the serving cavity, the driving shaft on the track drive motor is connected to a track turntable in the serving cavity, a serving track is fixedly installed on the track turntable, a second ball falling hole is opened on one side of the top plate, a connecting hose is connected between the second ball falling hole and the serving track, a turntable drive motor is fixedly installed in the center of the top plate, the driving end of the turntable drive motor is connected to a ball turntable, and two pairs of first ball falling holes are opened on the ball turntable.

[0006] Preferably, the drive shaft axes of the serving drive motor and the track drive motor are on the same horizontal line.

[0007] Preferably, the connecting hose adopts a rubber folded hose structure.

[0008] Preferably, the central top of the ball turntable adopts a conical structure.

[0009] Preferably, the inner diameter of the first ball-dropping hole is larger than the inner diameter of the second ball-dropping hole, which is larger than the diameter of a tennis ball.

[0010] Beneficial Effects

[0011] The utility model provides a special serving device for tennis training, which has the following beneficial effects: when the device is in use, the serving track can be driven to rotate by a remote control turntable driving motor, and the serving track rotates along the axis of the serving wheel to adjust the serving angle at the end of the track, thereby improving the flexibility of the serving machine and expanding the training range of tennis serving. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the main structure of a special serving device used for tennis training.

[0013] Figure 2 The utility model is a schematic side view of the structure of a special serving device used for tennis training.

[0014] In the figure: 1. base; 2. ball serving drive motor; 3. drive shaft; 4. ball serving wheel; 5. ball serving track; 6. track turntable; 7. track drive motor; 8. ball serving cavity; 9. connecting hose; 10. top plate; 11. turntable drive motor; 12. ball collecting frame; 13. ball turntable; 14. first ball dropping hole; 15. baffle; 16. second ball dropping hole. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-2The utility model provides a technical solution for a special serving device for tennis training: a special serving device for tennis training, comprising a base 1 and a ball receiving frame 12, a top plate 10 is fixedly installed on the top of the base 1, a ball receiving frame 12 is fixedly installed on the top of the top plate 10, a serving cavity 8 is opened in the base 1, a serving drive motor 2 and a track drive motor 7 are respectively fixedly installed inside the two side walls of the serving cavity 8, the driving ends of the serving drive motor 2 and the track drive motor 7 are respectively connected to the serving cavity 8 with a driving shaft 3, the serving cavity 8 is provided with a serving cavity 8, and the serving cavity 8 is provided with a serving cavity 8. The driving shaft 3 on the ball driving motor 2 is connected to the ball serving wheel 4 in the ball serving cavity 8, the driving shaft 3 on the track driving motor 7 is connected to the track turntable 6 in the ball serving cavity 8, the track turntable 6 is fixedly installed with a ball serving track 5, a second ball dropping hole 16 is opened on one side of the top plate 10, a connecting hose 9 is connected between the second ball dropping hole 16 and the ball serving track 5, a turntable driving motor 11 is fixedly installed in the center of the top plate 10, the driving end of the turntable driving motor 11 is connected to the ball turntable 13, and the ball turntable 13 is opened with two pairs of first ball dropping holes 14.

[0017] Furthermore, the drive shaft centers of the serving drive motor 2 and the track drive motor 7 are on the same horizontal line.

[0018] Furthermore, the connecting hose 9 adopts a rubber folded hose structure.

[0019] Furthermore, the central top of the ball turntable 13 adopts a conical structure.

[0020] Furthermore, the inner diameter of the first ball-dropping hole 14 is larger than the inner diameter of the second ball-dropping hole 16 and larger than the diameter of a tennis ball.

[0021] Embodiment: When the device is in use, several tennis balls are placed into the ball receiving frame 12 , and the tennis balls in the center of the bottom are diverted to both sides through the cone structure at the top of the ball turntable 13 and enter the two pairs of first ball drop holes 14 .

[0022] The turntable driving motor 11 drives the ball turntable 13 to rotate. When the axes of the first ball falling hole 14 and the second ball falling hole 16 coincide, the tennis ball in the first ball falling hole 14 will fall into the second ball falling hole 16 and roll into the serving track 5 through the connecting hose 9.

[0023] The serving drive motor 2 drives the serving wheel 4 to rotate via the driving shaft 3. After the tennis ball rolling into the serving track 5 contacts the serving wheel 4, the tennis ball is served from the end of the serving track 5 under the action of friction.

[0024] When the angle needs to be adjusted, the track driving motor 7 can be started by remote control. The track driving motor 7 drives the track turntable 6 and the serving cavity 8 to rotate through the driving shaft 3. The serving cavity 8 rotates along the axis of the serving wheel 4 to adjust the serving angle at the end of the serving cavity 8 to perform serving training at more angles.

[0025] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, but do not necessarily require or imply any such actual relationship or order between these entities or operations.

Claims

1. A special serving device for tennis training, comprising a base (1) and a ball receiving frame (12), characterized in that: A top plate (10) is fixedly mounted on the top of the base (1), and a ball receiving frame (12) is fixedly mounted on the top of the top plate (10). A ball serving cavity (8) is provided in the base (1), and a ball serving drive motor (2) and a track drive motor (7) are fixedly mounted on the two side walls of the ball serving cavity (8), respectively. The drive ends of the ball serving drive motor (2) and the track drive motor (7) are respectively connected to a drive shaft (3) in the ball serving cavity (8), and the drive shaft (3) on the ball serving drive motor (2) is connected to a ball serving wheel (4) in the ball serving cavity (8). The driving shaft (3) on the track driving motor (7) is connected to a track turntable (6) in the ball serving cavity (8), a ball serving track (5) is fixedly mounted on the track turntable (6), a second ball dropping hole (16) is provided on one side of the top plate (10), a connecting hose (9) is connected between the second ball dropping hole (16) and the ball serving track (5), a turntable driving motor (11) is fixedly mounted in the center of the top plate (10), a driving end of the turntable driving motor (11) is connected to a ball turntable (13), and two pairs of first ball dropping holes (14) are provided on the ball turntable (13).

2. A special serving device for tennis training according to claim 1, characterized in that: The drive shaft centers of the serving drive motor (2) and the track drive motor (7) are on the same horizontal line.

3. A special serving device for tennis training according to claim 1, characterized in that: The connecting hose (9) adopts a rubber folded hose structure.

4. A special serving device for tennis training according to claim 1, characterized in that: The central top of the ball turntable (13) adopts a conical structure.

5. A special serving device for tennis training according to claim 1, characterized in that: The inner diameter of the first ball-dropping hole (14) is greater than the inner diameter of the second ball-dropping hole (16) and is greater than the diameter of a tennis ball.

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