CN210904894U

CN210904894U - Multifunctional tennis trainer

Info

Publication number: CN210904894U
Application number: CN201921350704.6U
Authority: CN
Inventors: 王健; 石梁; 马海滨; 欧秀伶; 赵慧博; 陈俊霖; 刘朋傲
Original assignee: Tianjin Agricultural University
Current assignee: Tianjin Agricultural University
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-07-03
Anticipated expiration: 2029-08-20

Abstract

The utility model relates to a multi-functional tennis exerciser, the exerciser includes base, adjustable member, tee bend, high tenacity spring and PU tennis, adjustable member includes adjustable montant and adjustable horizontal pole, and this adjustable montant sets up along vertical direction, and its vertical length is adjustable, adjustable horizontal pole sets up along the horizontal direction, and its horizontal direction length is adjustable, and this adjustable horizontal pole sets up to two, the bottom of adjustable montant is together with base vertical solid dress, and the top of this adjustable montant can be dismantled through tee bend and two adjustable horizontal poles's one end and be connected the setting, the other end of two adjustable horizontal poles links together through high tenacity spring and PU tennis, adjustable horizontal pole is connected the setting with high tenacity spring is perpendicular together. The trainer provides a high-quality ball training mode for tennis beginners, effectively solves the problem of limited field and saves the training cost.

Description

Multifunctional tennis trainer

Technical Field

The utility model belongs to the technical field of sports equipment, especially, multi-functional tennis exerciser.

Background

Because tennis has certain requirements on equipment such as fields, equipment and the like, the problems of the fields and the rackets are firstly solved for tennis enthusiasts, the rackets are various in the market and different in price, the tennis racket can be used without being selected by beginners, the tennis racket can be updated again along with the improvement of later levels, but the fields are not determined by the beginners, and due to the particularity of tennis, the tennis field is difficult to find, frequent ball picking and high rent are added during practice, so that the enthusiasm of the practioners for the tennis is easy to attack.

Tennis is not popularized like badminton and table tennis, is mainly influenced by fields, technologies and the like, only tennis projects are set in sports classrooms of colleges and universities at present, but the tennis is influenced by conditions such as teaching hours, exercise conditions, fields and the like, and standard technical actions cannot be formed, so that the main reason for the problems is that a training device beneficial to teaching is lacked, and a practicer is difficult to play a desired effect, so that the enthusiasm and the initiative of exercise are struck.

There are two types of tennis training devices that are more common in the market today: the first type of exerciser is also a relatively early product, a base and a tennis ball are connected together by a rubber rope, if a ball is hit by applying a correct swing track, the rebound of the ball is low, but a multi-beat ball is difficult to form, the rebound speed is high and the rebound track of the ball is irregular under the action of the tension of the rubber rope, the swing action is extruded and deformed by hurry to go out under the condition that the footstep is not adjusted in place, the multi-beat ball needs to be formed, the direction of the ball is difficult to control, certain difficulty is brought to beginners, and the product can be rarely seen in the market at present (as shown in figure 1).

The second type of exerciser consists of a base and a metal rod, and the hitting track of the ball hitting machine is limited during the swing, the ball path is not obvious, and a player cannot hit the ball accurately, but hit the main body support, so that the racket is damaged (as shown in fig. 2).

Through searching, the patent publication documents related to the patent application of the present invention have not been found.

Disclosure of Invention

An object of the utility model is to overcome prior art's weak point, provide a multi-functional tennis exerciser, this exerciser provides high-quality practice ball mode for the tennis beginner, has solved the limited problem in place effectively, practices thrift the cost of practicing.

The utility model provides a its technical problem take following technical scheme to realize:

the utility model provides a multi-functional tennis exerciser, the exerciser includes base, adjustable member, tee bend, high tenacity spring and PU tennis, adjustable member includes adjustable montant and adjustable horizontal pole, and this adjustable montant sets up along vertical direction, and its vertical length is adjustable, adjustable horizontal pole sets up along the horizontal direction, and its horizontal direction adjustable length, and this adjustable horizontal pole sets up to two, the bottom of adjustable montant is adorned together with the base is perpendicular admittedly, and the top of this adjustable montant can be dismantled through the tee bend and the one end of two adjustable horizontal poles and be connected the setting, the other end of two adjustable horizontal poles links together through high tenacity spring and PU tennis, adjustable horizontal pole is connected the setting with high tenacity spring is perpendicular together.

And the tee joint is a metal tee joint with a through part provided with a screw thread and a knob at the top.

Moreover, the base is a water injection base.

And the adjustable rod piece is made of engineering steel materials.

Furthermore, the exerciser also comprises a plastic protective tube.

The adjustable vertical pipe comprises a thick vertical pipe and a thin vertical pipe, one end of the thin vertical pipe can be arranged in the thick vertical pipe in a sliding mode, the thick vertical pipe and the thin vertical pipe are connected together through an adjusting knob, and the connecting position between the thick vertical pipe and the thin vertical pipe can be adjusted through the adjusting knob; the adjustable cross rod comprises a thick transverse pipe and a thin transverse pipe, one end of the thin transverse pipe can be arranged in the thick transverse pipe in a sliding mode, the thick transverse pipe and the thin transverse pipe are connected together through an adjusting knob, and the connecting position between the thick transverse pipe and the thin transverse pipe can be adjusted through the adjusting knob;

the size of the thick vertical pipe is as follows: diameter 30mm, height 650mm, the size of thin standpipe is: the diameter is 20mm, and the height is 350 m; the size of the thick transverse pipe is as follows: the diameter is 25mm, length 400mm, the size of thin horizontal pipe is: the diameter is 20mm, and the length is 300 mm; the high-toughness spring has the following dimensions: the wire diameter is 0.8mm, the outer diameter is 10mm, and the length is 300 mm; the diameter of the PU tennis ball is 680 mm; the size of the base is as follows: the diameter is 300mm, the height is 100mm, and the weight is 6 kg; the size of the tee joint is as follows: the straight diameter is 30mm, and the curved diameter is 25 mm.

And the thick transverse pipe is connected with the thin transverse pipe through screw threads, an adjustable knob is arranged at the top of one horizontal end of the thick transverse pipe, a connecting hole is formed in one horizontal end of the thin transverse pipe, and the connecting hole is matched with the adjustable knob.

The utility model discloses the advantage that gains is with positive effect:

1. the trainer provides a high-quality ball training mode for tennis beginners, effectively solves the problem of limited field and saves the training cost. The vertical length of the adjustable vertical rods of the exerciser is adjustable, and the horizontal length of the adjustable cross rods is adjustable, so that a practicer can adjust the height to a proper height according to the self condition of the practicer; the high-toughness spring is connected with the PU tennis ball, so that a practicer cannot damage the racket even if the practicer puts the spring on the PU tennis ball; the trainer can improve tennis skill for players of different ages and levels, so that tennis learning becomes easier, and the trainer can be applied to tennis teaching and training.

2. The exerciser is simple and convenient to assemble and carry, the height and the length of the exerciser can be adjusted, the cross rod can be manually rotated, the exerciser is not limited by time, space, fields and other factors, and the cost of renting the fields is saved.

3. The trainer is suitable for trainees at all stages, and beginners adjust the height and the length to be suitable for the ball performance, and carry out simple step and forehand and backhand batting exercises. A person practicing the sports equipment can do some moving high-difficulty exercises by utilizing the rotation function of the cross bar and the toughness of the spring, and can play both static balls and moving balls.

4. The exerciser can be used by a single person or two persons simultaneously; or can be used by multiple people in a queue; both the fixed ball and the movable ball can be played, so that a lot of time can be saved, and the teaching efficiency can be effectively improved.

5. Because the length of the trainer is adjustable, the condition that the racket is damaged due to the fact that the racket is beaten to the main body structure is effectively avoided.

6. Compared with the prior exerciser, the exerciser is adjustable in height and length, is suitable for people with different heights, and the adjustable length effectively avoids the condition that the racket of the beginner is directly hit on the main body.

7. The adjustable knob of the exerciser is ergonomically designed and can be easily rotated.

8. The joint of the ball and the cross rod adopts a high-elasticity spring, and compared with the traditional elastic rope, the high-elasticity spring can effectively control the swing amplitude of the ball, and a practicer can more accurately control the direction of the ball.

9. The high-toughness spring sleeve of the trainer is provided with the plastic protective pipe, so that the loss caused by the deviation of the racket beating can be effectively avoided.

Drawings

FIG. 1 is a schematic view of a first type of exerciser according to the prior art;

FIG. 2 is a schematic view of the connection structure of a second type of exerciser according to the prior art;

FIG. 3 is a schematic view of the structural connection of the present invention;

fig. 4 is a structural connection perspective view of fig. 3.

Detailed Description

The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only and are not intended to be limiting, and the scope of the present invention should not be limited thereby.

The structures not described in detail in the present invention can be understood as the conventional structures in the art.

The utility model provides a multi-functional tennis exerciser, as shown in fig. 3 and 4, the exerciser includes base 12, adjustable member, tee bend 7, high tenacity spring 13 and PU tennis 1, adjustable member includes adjustable montant 10 and adjustable horizontal pole 3, and this adjustable montant sets up along vertical direction, and its vertical length is adjustable, adjustable horizontal pole sets up along horizontal direction, and its horizontal direction length is adjustable, and this adjustable horizontal pole sets up to two, the bottom of adjustable montant is adorned together with the base is perpendicular admittedly, and the top of this adjustable montant can be dismantled with the one end of two adjustable horizontal poles through the tee bend and be connected the setting, the other end of two adjustable horizontal poles links together through high tenacity spring and PU tennis, adjustable horizontal pole and high tenacity spring are perpendicular to be connected the setting and are in the same place.

The trainer provides a high-quality ball training mode for tennis beginners, can effectively solve the problem of limited field and saves the training cost. The vertical length of the adjustable vertical rods of the exerciser is adjustable, and the horizontal length of the adjustable cross rods is adjustable, so that a practicer can adjust the height to a proper height according to the self condition of the practicer; the high-toughness spring is connected with the PU tennis ball, so that a practicer cannot damage the racket even if the practicer puts the spring on the PU tennis ball; the training device can improve the tennis skill for players of different ages and levels so that the learning of tennis becomes easier.

In this embodiment, the tee bend is provided with the screw thread for the through part, the top is provided with the metal tee bend of knob 6 for two adjustable horizontal poles can rotate along the circumferencial direction, thereby the user can adjust the contained angle between the two according to actual need, make the horizontal pole both fixable, also can rotate, and the practitioner can be single, also can be many people, and the batting exercise of multi-angle, full aspect has brought the convenience for the use.

In this embodiment, the base is the water injection base, and super thick high-quality plastic base can water injection, fine sand, is not afraid of strong sunshine, has furthest's grip.

In this embodiment, the adjustable rod is made of an engineering steel material, and the main body of the engineering steel material is connected with the rod, and has the characteristics of toughness, wear resistance and the like.

In this embodiment, the exerciser further comprises a plastic protective tube (not numbered in the figure), and the plastic protective tube is sleeved outside the high-toughness spring, so that the loss caused by the deviation of the racket can be effectively avoided.

In this embodiment, the adjustable vertical rod comprises a thick vertical tube 11 and a thin vertical tube 8, one end of the thin vertical tube can be slidably disposed in the thick vertical tube, the thick vertical tube and the thin vertical tube are connected together by an adjusting knob 9, and the connecting position between the thick vertical tube and the thin vertical tube can be adjusted by the adjusting knob, that is, the height can be controlled by the adjusting knob; the adjustable cross rod comprises a thick transverse pipe 5 and a thin transverse pipe 2, one end of the thin transverse pipe can be arranged in the thick transverse pipe in a sliding mode, the thick transverse pipe and the thin transverse pipe are connected together through an adjusting knob, and the connecting position between the thick transverse pipe and the thin transverse pipe can be adjusted through the adjusting knob;

Preferably, the thick horizontal pipe and the thin horizontal pipe are connected through screw threads, an adjustable knob 4 is arranged at the top of one horizontal end of the thick horizontal pipe, a connecting hole (not shown in the figure) is arranged at one horizontal end of the thin horizontal pipe, the connecting hole is matched with the adjustable knob, and a user can adjust the horizontal length of the thick horizontal pipe and the thin horizontal pipe through the screw threads, the connecting hole and the adjustable knob.

The adjustable knob of the exerciser is ergonomically designed and can be easily rotated.

The use method of the multifunctional tennis trainer comprises the following steps:

the exerciser can assemble the exerciser in an open place, adjust to the height suitable for oneself, (the height of general batting is the same as the height of dantian, about 75 cm), the length (the horizontal pole is pulled out, the ball has the length of one to two beats from the montant, about 60 cm), the horizontal pole can be fixed can also rotate, carry out technical exercises such as step, just, backhand, ball cutting. The high-toughness damping spring is good and firm in toughness, can effectively control the swing amplitude of the ball, is externally provided with the rubber leather sleeve, is wear-resistant, and can effectively avoid collision and damage caused by beating the racket. The PU tennis ball is resistant to beating and wear and does not flap rain.

Although the embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore, the scope of the invention is not limited to the embodiments disclosed.

Claims

1. A multi-functional tennis exerciser which characterized in that: the exerciser comprises a base, an adjustable rod piece, a tee joint, a high-toughness spring and a PU tennis ball, wherein the adjustable rod piece comprises an adjustable vertical rod and an adjustable horizontal rod, the adjustable vertical rod is arranged along the vertical direction, the vertical length of the adjustable vertical rod is adjustable, the horizontal rod is arranged along the horizontal direction, the horizontal length of the adjustable horizontal rod is adjustable, the adjustable horizontal rod is arranged into two parts, the bottom of the adjustable vertical rod is vertically and fixedly arranged together with the base, the top of the adjustable vertical rod is detachably connected with one ends of the two adjustable horizontal rods through the tee joint, the other ends of the two adjustable horizontal rods are connected with the PU tennis ball through the high-toughness spring, and the adjustable horizontal rod is vertically connected with the high-toughness.

2. The multifunctional tennis trainer of claim 1, wherein: the tee joint is a metal tee joint with a through part provided with a screw thread and a knob at the top.

3. The multifunctional tennis trainer of claim 1, wherein: the base is a water injection base.

4. The multifunctional tennis trainer of claim 1, wherein: the adjustable rod piece is made of engineering steel materials.

5. The multifunctional tennis trainer of claim 1, wherein: the exerciser also includes a plastic protective tube.

6. The multifunctional tennis trainer according to any one of claims 1 to 5, wherein: the adjustable vertical pipe comprises a thick vertical pipe and a thin vertical pipe, one end of the thin vertical pipe can be arranged in the thick vertical pipe in a sliding mode, the thick vertical pipe and the thin vertical pipe are connected together through an adjusting knob, and the connecting position between the thick vertical pipe and the thin vertical pipe can be adjusted through the adjusting knob; the adjustable cross rod comprises a thick transverse pipe and a thin transverse pipe, one end of the thin transverse pipe can be arranged in the thick transverse pipe in a sliding mode, the thick transverse pipe and the thin transverse pipe are connected together through an adjusting knob, and the connecting position between the thick transverse pipe and the thin transverse pipe can be adjusted through the adjusting knob;

7. The multifunctional tennis trainer of claim 6, wherein: the thick horizontal pipe is connected with the thin horizontal pipe through screw threads, an adjustable knob is arranged at the top of one horizontal end of the thick horizontal pipe, a connecting hole is formed in one horizontal end of the thin horizontal pipe, and the connecting hole is matched with the adjustable knob.