CN209917206U - Racket-free tennis partner training device - Google Patents

Abstract

The utility model discloses a racketless tennis sparring device, which comprises a base, two sets of universal wheels with the same structure are arranged at the bottom of the base, and an electronic pushing device is arranged at the middle position of the top of the inner cavity of the base. The other end of the ball box is provided with a baffle plate, the sleeve is provided with a control device, the output end of the battery is electrically connected to the control device and the input end of the motor respectively, and the output end of the control device is electrically connected to the input end of the obstacle circle. Connection, the box door of the racketless tennis sparring device is made of glass, which is convenient for users to check the number of balls in the box and add them in time. Compared with the previous lightweight devices, the self-gravity of the device helps to not be affected by the buffer force when launching, and the completion of a set of tennis balls is used as a unit to help users understand their own level.

Description

A racketless tennis sparring device

technical field

The utility model relates to the technical field of tennis, in particular to a racketless tennis sparring device.

Background technique

Tennis is a very popular national fitness program. Tennis practice can be very effective in strengthening people's physical level, and it can also effectively help professional athletes to train their basic skills. However, the design of general tennis practice machines is not reasonable enough for novices. One-person practice needs to pick up and hit the ball back and forth, which is easy to reduce the patience of the practitioner, and at the same time consumes a lot of physical strength for the practitioner. The existing tennis practice device has low practice efficiency, and the degree of exercise control is small, which consumes a lot of physical strength for the practitioner. To this end, we propose a racketless tennis sparring device.

Utility model content

The purpose of this utility model is to provide a racketless tennis sparring device to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a racketless tennis sparring device, comprising a base, the bottom of the base is provided with two sets of universal wheels with the same structure, and the middle position of the top of the inner cavity of the base is located. An electronic pushing device is provided, a sleeve is arranged on the top of the base, a ball outlet pipe is arranged at the middle position of the top of the base, and the bottoms of the sleeve and the ball outlet pipe are both connected with the top of the battery, and the ball outlet pipe is connected to the top of the battery. The bottom of the tube is provided with an electronic pushing device, the top of the electronic pushing device is provided with two groups of springs with the same structure, the top of the spring is provided with a push plate, the top of the push plate is provided with a tennis ball, and the ball outlet tube is provided with a tennis ball. The left and right sides are provided with slide rails, the top of the slide rail is provided with a motor, the top of the sleeve is provided with a ball outlet, the top of the ball outlet tube is provided with a ball outlet hole, and the ball outlet hole is arranged at the end of the ball outlet table. At the middle position, the inner wall of the ball outlet is provided with a barrier ring, the left and right sides of the sleeve are provided with brackets, the brackets are provided with a box door, the bottom of the box door is provided with a handle, the brackets The inner wall of the ball box is provided with a ball box, the inner wall of the ball box is provided with tennis balls, one end of the ball box is connected to the box door, the other end of the ball box is provided with a baffle plate, and the baffle plate is connected to both sides of the ball outlet pipe The sleeve is provided with a control device, the output end of the battery is electrically connected to the control device and the motor input end respectively, and the output end of the control device is electrically connected to the input end of the barrier circle.

Preferably, the bulb outlet tube is in a hollow three-dimensional shape.

Preferably, the opening angle of the box door can reach 180 degrees.

Preferably, the diameter of the ball outlet tube is 1 cm-3 cm larger than the diameter of the tennis ball.

Preferably, the ball outlet hole and the ball outlet table are both circular.

Preferably, one end of the ball box is inserted through the sleeve and connected to the ball outlet pipe.

Compared with the prior art, the beneficial effect of the utility model is: the box door of the racketless tennis sparring device is made of glass, which is convenient for the user to check the number of balls in the box during use, and add them in time. According to the user's proficiency level, The distance and direction of the ball can be set by operating the control device. Compared with the previous lightweight devices, the device's own gravity helps to not be affected by the buffer force when launching. Users know their level.

Description of drawings

Fig. 1 is the front sectional schematic diagram of the utility model;

2 is a schematic front view of the utility model;

FIG. 3 is a schematic diagram of a partial structure of the present invention.

In the figure: 1. Base; 2. Universal wheel; 3. Battery; 4. Push plate; 5. Baffle plate; 6. Electronic push device; 7. Spring; 8. Bracket; 9. Tennis; 10. Handle; 11 , ball box; 12, box door; 13, slide rail; 14, motor; 15, sleeve; 16, ball pipe; 17, obstacle circle; 18, ball hole; 19, ball table; 20, control device.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, an embodiment provided by the present invention: a racketless tennis sparring device, comprising a base 1, the bottom of the base 1 is provided with two sets of universal wheels 2 with the same structure, and the top of the inner cavity of the base 1 is provided An electronic pushing device 6 is arranged at the middle position of the base 1, a sleeve 15 is arranged on the top of the base 1, a ball outlet pipe 16 is arranged at the middle position of the top of the base 1, and the bottoms of the sleeve 15 and the ball outlet pipe 16 are connected with the battery 3 The tops are connected, the bottom of the tube 16 is provided with an electronic push device 6, the top of the electronic push device 6 is provided with two groups of springs 7 with the same structure, the top of the spring 7 is provided with a push plate 4, and the top of the push plate 4 is provided with a tennis ball. 9. The left and right sides of the ball outlet tube 16 are provided with slide rails 13, the top of the slide rail 13 is provided with a motor 14, the top of the sleeve 15 is provided with a ball outlet table 19, and the top of the ball outlet tube 16 is provided with a ball outlet hole 18, and The ball outlet hole 18 is arranged at the middle position of the ball outlet table 19, the inner wall of the ball outlet hole 18 is provided with a barrier ring 17, the left and right sides of the sleeve 15 are provided with brackets 8, and the bracket 8 is provided with a box door 12, the box door 12 A handle 10 is arranged at the bottom of the bracket 8, a ball box 11 is arranged on the inner wall of the bracket 8, a tennis ball 9 is arranged on the inner wall of the ball box 11, one end of the ball box 11 is connected to the box door 12, and the other end of the ball box 11 is provided with a baffle 5, and The baffle 5 is connected to both sides of the tube 16, the sleeve 15 is provided with a control device 20, the output end of the battery 3 is electrically connected to the control device 20 and the motor input end respectively, and the output end of the control device 20 is connected to the obstacle circle 17. The input terminal is electrically connected.

In this implementation: the ball outlet tube 16 is a hollow three-dimensional shape, the opening angle of the box door 12 can reach 180 degrees, the diameter of the ball outlet tube 16 is 1cm-3cm larger than the diameter of the tennis ball 9, and the ball outlet tube 16 The hole 18 and the ball outlet table 19 are both circular, and one end of the ball box 11 is inserted through the sleeve 15 and connected to the ball outlet pipe 16 .

Working principle: First, put a racketless tennis sparring device of the present invention on one side of the work site, open the box door 12, and put the tennis ball 9 in, and the box door 12 is made of glass material, which is convenient for users to use Check the number of balls in the box, and then set the distance and direction of the ball by operating the control device 20. The battery 3 provides power for launching tennis balls 9, and the electronic push device 6 provides thrust for launching tennis balls 9. When a tennis ball 9 is launched, the baffle 5 When the motor 14 is turned on, the tennis ball 9 automatically closes after the tennis ball 9 reaches the position. Figures A, B and C in FIG. 3 are the design of the device for the direction of the ball.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a no bat tennis training mate device, includes base (1), its characterized in that: the tennis ball pushing device is characterized in that two groups of universal wheels (2) with the same structure are arranged at the bottom of the base (1), an electronic pushing device (6) is arranged at the middle position of the top of an inner cavity of the base (1), a sleeve (15) is arranged at the top of the base (1), a ball outlet pipe (16) is arranged at the middle position of the top of the base (1), the bottoms of the sleeve (15) and the ball outlet pipe (16) are connected with the top of a storage battery (3), the electronic pushing device (6) is arranged at the bottom of the ball outlet pipe (16), two groups of springs (7) with the same structure are arranged at the top of the electronic pushing device (6), a push plate (4) is arranged at the top of each spring (7), tennis balls (9) are arranged at the top of the push plate (4), slide rails (13) are arranged on the left side and the right side of each ball outlet pipe, the tennis ball box is characterized in that a ball outlet table (19) is arranged at the top of the sleeve (15), a ball outlet hole (18) is formed in the top of the ball outlet pipe (16), the ball outlet hole (18) is formed in the middle of the ball outlet table (19), a barrier ring (17) is arranged on the inner wall of the ball outlet hole (18), supports (8) are arranged on the left side and the right side of the sleeve (15), a box door (12) is arranged on each support (8), a handle (10) is arranged at the bottom of the box door (12), a ball box (11) is arranged on the inner wall of each support (8), tennis balls (9) are arranged on the inner wall of each ball box (11), one end of each ball box (11) is connected with the box door (12), a baffle (5) is arranged at the other end of each ball box (11), the baffle (5) is connected with two sides of the ball outlet pipe (16), a control device (20) is arranged on the sleeve (15), and the output end of the storage battery (3) is The output end of the control device (20) is electrically connected with the input end of the obstacle ring (17).

2. A rackless tennis training aid according to claim 1, further comprising: the ball outlet pipe (16) is hollow and solid.

3. A rackless tennis training aid according to claim 1, further comprising: the opening angle of the box door (12) can reach 180 degrees.

4. A rackless tennis training aid according to claim 1, further comprising: the diameter of the ball outlet pipe (16) is 1cm-3cm larger than that of the tennis ball (9).

5. A rackless tennis training aid according to claim 1, further comprising: the ball outlet hole (18) and the ball outlet table (19) are both circular.

6. A rackless tennis training aid according to claim 1, further comprising: one end of the ball box (11) penetrates through the sleeve (15) to be connected with the ball outlet pipe (16).

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