CN211935494U

CN211935494U - Tennis serving device for physical training

Info

Publication number: CN211935494U
Application number: CN202020522547.9U
Authority: CN
Inventors: 张燕
Original assignee: China Three Gorges University CTGU
Current assignee: China Three Gorges University CTGU
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-17
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a tennis serving device for physical training, which comprises a base and a ball box, wherein the base is rotatably provided with a mounting seat, the ball box is fixedly arranged above the mounting seat through a plurality of support rods, the bottom of the ball box is provided with a ball outlet pipe and two vibrating motors symmetrically, the lower end of the ball outlet pipe is fixedly connected with a serving pipe, the serving pipe is communicated with the inside of the ball outlet pipe, and the pipe diameters of the serving pipe and the ball outlet pipe are slightly larger than the diameter of a tennis ball; ball-serving tube one end is slided and is inserted and is equipped with the push rod, ball-serving tube other end fixedly connected with guide hose, the guide hose bottom is equipped with the connecting block, articulated on the mount pad install first telescopic link, first telescopic link upper end articulates on the connecting block, the push rod is located the fixed board of serving of being equipped with of one end in the ball-serving tube, the device direction of serving and angle can require the freedom adjustment according to people's actual training to the ball is smooth, does not have the card machine phenomenon, easy operation, high durability and convenient use, and the practicality has very much.

Description

Tennis serving device for physical training

Technical Field

The utility model relates to a sports training technical field specifically is a tennis serving device for sports training.

Background

Sports is a complex social culture phenomenon, and achieves conscious, purposeful and organized social activities of promoting overall development, improving physical quality and overall education level, enhancing physical fitness and sports ability, improving life style and improving life quality according to the laws of human growth and development, skill formation, function improvement and the like by taking physical and intellectual activities as basic means.

Tennis is one of the very common sports training project, in the training, often need go on with the help of tennis service robot, but present tennis service robot launch angle is single, and the training effect is relatively poor to often can block during the service, seriously delay the training progress, consequently, the utility model provides a tennis service robot for sports training solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model aims to provide a tennis serving device for sports training to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a tennis serving device for physical training comprises a base and a tennis box, wherein a mounting seat is rotatably mounted on the base, the tennis box is fixedly mounted above the mounting seat through a plurality of support rods, a tennis outlet pipe and two vibrating motors are symmetrically arranged at the bottom of the tennis box, the lower end of the tennis outlet pipe is fixedly connected with a tennis serving pipe, the tennis serving pipe is communicated with the interior of the tennis outlet pipe, and the diameters of the tennis outlet pipe and the tennis serving pipe are slightly larger than the diameter of a tennis ball; one end of the ball serving tube is slidably inserted with a push rod, the other end of the ball serving tube is fixedly connected with a guide hose, a connecting block is arranged at the bottom of the guide hose, a first telescopic rod is hinged on the mounting seat, the upper end of the first telescopic rod is hinged on the connecting block, and a ball serving plate is fixedly arranged at one end of the push rod, which is located in the ball serving tube.

In one alternative: the base bottom symmetry is equipped with a plurality of gyro wheels, all is equipped with the subassembly of stopping on every gyro wheel, is equipped with on the base and pushes away the handle.

In one alternative: the fixed first bull stick that is equipped with in mount pad bottom, first bull stick lower extreme extend to the base, and fixed cover is equipped with the gear pipe on the pole section that first bull stick is located the base, and the base internal fixation is equipped with the connecting plate, and fixed mounting has the second telescopic link on the connecting plate, and the one end fixedly connected with second rack of connecting plate is kept away from to the second telescopic link, second rack and gear pipe meshing.

In one alternative: an elastic pad is attached to the end face, far away from the push rod, of the service plate.

In one alternative: the utility model discloses a ball box, including a push rod, a ball box, a guide hose, a support, a push rod, a drive shaft, a transmission shaft, a.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

1. the device is provided with a base, a mounting seat, a ball box, a vibration motor, a ball serving pipe and a guide hose, the ball serving direction and angle of the device can be freely adjusted according to the actual training requirements of people, the ball serving is smooth, the phenomenon of blocking is avoided, the operation is simple, the use is convenient, and the practicability is very high;

2. the roller and the pushing handle are arranged, people can easily and conveniently move the device through the roller and the pushing handle, time and labor are saved, and the device is simple and practical.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural view of a U-shaped plate according to a first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: the device comprises 1-roller, 2-battery cell group, 3-base, 4-mounting seat, 5-push handle, 6-U-shaped plate, 7-incomplete gear, 8-first rack, 9-annular baffle, 10-extension spring, 11-support rod, 12-ball box, 13-ball outlet, 14-vibration motor, 15-ball outlet valve, 16-ball outlet pipe, 17-push rod, 18-ball outlet plate, 19-elastic pad, 20-guide hose, 21-connecting block, 22-first telescopic rod, 23-connecting plate, 24-second telescopic rod, 25-second rack, 26-gear pipe, 27-first rotating rod, 28-ball outlet pipe, 29-second rotating rod and 30-motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Please refer to fig. 1 and 2, in an embodiment of the present invention, a tennis serving device for physical training, including base 3 and ball box 12, mount pad 4 is installed in the rotation on base 3, fixed first bull stick 27 that is equipped with in 4 bottoms of mount pad, first bull stick 27 lower extreme extends to in the base 3, fixed cover is equipped with gear tube 26 on the pole section that first bull stick 27 is located base 3, the fixed connecting plate 23 that is equipped with in base 3, fixed mounting has second telescopic link 24 on the connecting plate 23, the one end fixedly connected with second rack 25 of connecting plate 23 is kept away from to second telescopic link 24, second rack 25 meshes with gear tube 26, ball box 12 is through many spinal branchs vaulting pole 11 fixed mounting in mount pad 4 tops.

The top of the ball box 12 is provided with a ball outlet 13, the bottom of the ball box 12 is provided with a ball outlet pipe 16 and two vibrating motors 14 which are symmetrically arranged, the ball outlet pipe 16 is provided with a ball outlet valve 15, the lower end of the ball outlet pipe 16 is fixedly connected with a ball service pipe 28, the ball service pipe 28 is communicated with the inside of the ball outlet pipe 16, the pipe diameters of the ball service pipe 28 and the ball outlet pipe 16 are slightly larger than the diameter of a tennis ball, one end of the ball service pipe 28 is slidably inserted with a push rod 17, the other end of the ball service pipe 28 is fixedly connected with a guide hose 20, the guide hose 20 is a stainless steel hose, the bottom of the guide hose 20 is provided with a connecting block 21, a mounting seat 4 is hinged with a first telescopic rod 22, the upper end of the first telescopic rod 22 is hinged on the connecting block 21, the first telescopic rod 22 and a second telescopic rod 24 are both electric telescopic rods, one end of the push rod 17, which is positioned in the ball service pipe 28, is fixedly provided with a, the push rod 17 is sleeved with an extension spring 10 on a rod section between the end faces of the annular baffle plate 9 and the ball serving pipe 28 far away from the guide hose 20, one end of the extension spring 10 is fixedly connected with the ball serving pipe 28, and the other end of the extension spring is fixedly connected with the annular baffle plate 9.

Fixed mounting has U template 6 on mount pad 4, sliding mounting has first rack 8 and rotates and install second bull stick 29 about in the U template 6, fixed wearing to be equipped with incomplete gear 7 on the second bull stick 29, incomplete gear 7 contains the part of tooth can with the meshing of first rack 8, the one end fixed connection of service plate 18 is kept away from with push rod 17 to the one end that first rack 8 is close to ball case 12, be equipped with motor 30 through the support is fixed on the 6 lateral walls of U template, the output shaft of motor 30 extends to in the U template 6 and is connected with the one end of second bull stick 29.

Be equipped with the storage battery group 2 that is used for driving the device in the base 3, be equipped with the interface that charges that is used for storage battery group 2 to charge on the 3 lateral walls of base, be equipped with control panel on the 12 lateral walls of ball case.

When the tennis ball serving device is used, tennis balls are placed in the ball box 12, then the first telescopic rod 22 and the second telescopic rod 24 are controlled to stretch and contract through the control panel, the first telescopic rod 22 stretches and contracts to drive the vertical direction angle change of the ball outlet of the guide hose 20, the second telescopic rod 24 stretches and contracts to drive the mounting seat 4 to rotate so as to drive the horizontal direction angle change of the ball outlet of the guide hose 20, the two are combined to achieve the purpose of freely adjusting the ball serving angle, after the ball serving angle is adjusted, the vibration motor 14 and the motor 30 are started, the tennis balls in the ball box 12 enter the ball serving pipe 28 through the ball outlet pipe 16 in order under the action of the vibration motor 14, then the motor 30 drives the part of the incomplete gear 7 containing teeth to stir the first rack 8, the first rack 8 moves to drive the push rod 17 to move at the same time so as to elongate the extension spring 10, when the incomplete gear 7 is not meshed with the first rack, the push rod 17 drives the service plate 18 to generate an instantaneous impact force on the tennis under the action of the resilience force of the extension spring 10, so that the tennis is sent out after being guided from the service pipe 28 through the guide hose 20, and the tennis training device is used for training people, and is simple in structure, convenient and practical.

Example 2

Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that, further, in order to facilitate moving the device, a plurality of rollers 1 are symmetrically arranged at the bottom of the base 3, each roller 1 is provided with a stopping component, a pushing handle 5 is arranged on the base 3, and people can easily and conveniently move the device through the rollers 1 and the pushing handle 5, which is time-saving, labor-saving, simple and practical.

The utility model discloses a theory of operation is: when the utility model is used, tennis balls are firstly placed in the ball box 12, then the first telescopic rod 22 and the second telescopic rod 24 are controlled to stretch through the control panel, the first telescopic rod 22 stretches to drive the guide hose 20 to change the angle of the vertical direction of the ball outlet, the second telescopic rod 24 stretches to drive the mounting seat 4 to rotate so as to drive the guide hose 20 to change the angle of the horizontal direction of the ball outlet, the two are combined, the goal of freely adjusting the ball serving angle can be achieved, after the ball serving angle is adjusted, the vibration motor 14 and the motor 30 are started, under the action of the vibration motor 14, the tennis balls in the ball box 12 enter the ball serving pipe 28 orderly through the ball outlet pipe 16, then the motor 30 drives the part of the incomplete gear 7 containing teeth to stir the first rack 8, the first rack 8 moves to drive the push rod 17 to move at the same time so as to elongate the extension spring 10, when the incomplete gear 7 is not meshed with the first rack 8, the push rod 17 drives the service plate 18 to generate an instantaneous impact force on the tennis under the action of the resilience force of the extension spring 10, so that the tennis is sent out after being guided from the service pipe 28 through the guide hose 20, and the tennis training device is used for training people, and is simple in structure, convenient and practical.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A tennis serving device for physical training comprises a base (3) and a ball box (12), and is characterized in that a mounting seat (4) is rotatably mounted on the base (3), the ball box (12) is fixedly mounted above the mounting seat (4) through a plurality of support rods (11), a ball outlet pipe (16) and two vibration motors (14) are symmetrically arranged at the bottom of the ball box (12), the lower end of the ball outlet pipe (16) is fixedly connected with a serving pipe (28), the serving pipe (28) is communicated with the interior of the ball outlet pipe (16), and the diameters of the serving pipe and the ball outlet pipe are slightly larger than the diameter of a tennis ball;

one end of the service tube (28) is slidably inserted with the push rod (17), the other end of the service tube (28) is fixedly connected with the guide hose (20), the bottom of the guide hose (20) is provided with a connecting block (21), the mounting seat (4) is hinged with a first telescopic rod (22), the upper end of the first telescopic rod (22) is hinged on the connecting block (21), and the service plate (18) is fixedly arranged at one end of the push rod (17) located in the service tube (28).

2. The tennis serving device for sports training of claim 1, wherein a plurality of rollers (1) are symmetrically arranged at the bottom of the base (3), each roller (1) is provided with a braking component, and the base (3) is provided with a push handle (5).

3. The tennis serving device for sports training according to claim 1, wherein a first rotating rod (27) is fixedly arranged at the bottom of the mounting seat (4), the lower end of the first rotating rod (27) extends into the base (3), a gear tube (26) is fixedly arranged on a rod section of the first rotating rod (27) located in the base (3), a connecting plate (23) is fixedly arranged in the base (3), a second telescopic rod (24) is fixedly arranged on the connecting plate (23), a second rack (25) is fixedly connected to one end, away from the connecting plate (23), of the second telescopic rod (24), and the second rack (25) is meshed with the gear tube (26).

4. Tennis serving device for sports training according to claim 1, wherein said serving board (18) has a resilient pad (19) attached to its end facing away from the putter (17).

5. The tennis serving device for sports training according to any one of claims 1 to 4, wherein an annular baffle (9) is fixedly arranged on a section of the push rod (17) located outside the serving tube (28), an extension spring (10) is sleeved on a section of the push rod (17) located between the annular baffle (9) and an end surface of the serving tube (28) far away from the guide hose (20), one end of the extension spring (10) is fixedly connected with the serving tube (28), the other end of the extension spring is fixedly connected with the annular baffle (9), a U-shaped plate (6) is fixedly arranged on the mounting seat (4), a first rack (8) is arranged in the U-shaped plate (6) in a left-right sliding manner, a second rotating rod (29) is rotatably arranged, an incomplete gear (7) is fixedly arranged on the second rotating rod (29), and a part of the incomplete gear (7) having teeth can be meshed with the first rack (8), one end of the first rack (8) close to the ball box (12) is fixedly connected with one end of the push rod (17) far away from the service plate (18), a motor (30) is fixedly arranged on the side wall of the U-shaped plate (6) through a support, and an output shaft of the motor (30) extends into the U-shaped plate (6) and is connected with one end of the second rotating rod (29).