CN211025043U

CN211025043U - Tennis auxiliary exercise device

Info

Publication number: CN211025043U
Application number: CN201921698765.1U
Authority: CN
Inventors: 向云平
Original assignee: Zhoukou Normal University
Current assignee: Zhoukou Normal University
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-07-17
Anticipated expiration: 2029-10-11

Abstract

The utility model relates to the technical field of tennis training, in particular to a tennis auxiliary exercise device, which solves the problem that people need to accompany to train when performing the hitting point training in the prior art, and comprises a base, a bottom post, an adjusting post and a net plate, wherein the bottom post is arranged on one side of the upper surface of the base through a fixed seat, one side of the bottom post is provided with a baffle seat, the net plate and the adjusting post are arranged in an integrated manner, the side walls of the two sides of the base are both provided with chutes, the outer wall of each chute is provided with an adjusting seat in a sliding manner, a reset spring is welded on one side of the inner wall of each chute, and a tension spring is connected between the adjusting seat and the side wall of the bottom post. Can be used for different novices to adjust by oneself.

Description

Tennis auxiliary exercise device

Technical Field

The utility model relates to a tennis training technical field especially relates to a tennis auxiliary exercise device.

Background

The tennis sport can enhance the improvement of blood circulation system, consume redundant heat, improve the heart and lung functions, increase the immunity of human body, improve the disease resistance and the recovery speed after diseases, and achieve the purposes of improving health, strengthening physique and strengthening body and mind.

When a tennis novice is in training, a fixed-point emphatic training needs to be carried out on a hitting point of the tennis novice so as to avoid frequently hitting a ball out of a field during hitting, the existing fixed-point hitting training is carried out manually, so that one person needs to butt with the tennis novice at another field during training to train, and therefore a device is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that people need to practice when carrying out the training of the hitting point in the prior art, and providing a tennis auxiliary exercise device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a tennis auxiliary exercise device comprises a base, a bottom column, an adjusting column and a net plate, wherein the bottom column is installed on one side of the upper surface of the base through a fixing seat, a blocking seat is arranged on one side of the bottom column, and the net plate and the adjusting column are integrally arranged;

the spout has all been seted up to the both sides lateral wall of base, the outer wall of spout slides and is provided with the regulation seat, and reset spring has been welded to inner wall one side of spout, be connected with extension spring between the lateral wall of regulation seat and foundation, the runner is installed through the pivot in the inside of foundation, the turning handle has been inserted to one side of runner, the connecting plate has been welded between the bottom inner wall of regulation post, be connected with the universal driving shaft between connecting plate and the runner, and the both sides inner wall of foundation has all welded the stopper, the both sides lateral wall of regulation post has all welded the fixed block, and the top both sides of foundation all are provided with the locating pin through the compression spring activity in its inside, the outer wall of locating pin has welded the piston board, and the tip of locating.

Preferably, the bottom wall of the fixing seat is welded on the upper surface of the base, and the bottom column is fixedly connected with the fixing seat through a pin shaft.

Preferably, the middle of the rotating wheel is provided with a slot matched with the rotating handle, and the outer wall of the bottom column corresponding to the position of the slot is provided with a jack matched with the slot.

Preferably, the side walls of the two sides of the adjusting column are uniformly provided with a plurality of groups of clamping grooves, and the height corresponding to each group of clamping grooves is one gear of the screen plate with adjustable height.

Preferably, the side wall of the piston plate is fixedly connected with the inner wall of the bottom column through a compression spring, and the compression spring is sleeved on the outer wall of the positioning pin.

Preferably, the linkage shaft and the connecting plate are fixedly connected through a key, and the linkage shaft and the rotating wheel are also fixedly connected through a key.

Compared with the prior art, the utility model discloses a set up base, foundation, regulation post and otter board isotructure, utilize the resilience of spring, reset to it behind the otter board in the ball is hit, for novice training provides convenient, need not other people and accompany to train and also can train, simultaneously, through setting up runner and universal driving shaft isotructure, conveniently adjust the height of otter board, can use and adjust by oneself in different novices.

Drawings

Fig. 1 is a schematic structural view of a tennis auxiliary training device provided by the present invention;

fig. 2 is a schematic view illustrating adjustment of an adjusting post of the tennis auxiliary exercise device of the present invention;

fig. 3 is a schematic view of a partial structure a of the tennis auxiliary exercise device of the present invention.

In the figure: the device comprises a base 1, a blocking seat 11, a sliding groove 12, an adjusting seat 13, a bottom column 2, a rotating wheel 21, a limiting block 22, a linkage shaft 23, an adjusting column 3, a clamping groove 31, a fixing block 32, a connecting plate 33, a screen plate 4, a rotating handle 5, a positioning pin 6 and a piston plate 61.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a tennis auxiliary exercise device comprises a base 1, a bottom pillar 2, an adjusting pillar 3 and a net plate 4, wherein the bottom pillar 2 is installed on one side of the upper surface of the base 1 through a fixing seat, the bottom wall of the fixing seat is welded on the upper surface of the base 1, the bottom pillar 2 is fixedly connected with the fixing seat through a pin shaft, one side of the bottom pillar 2 is provided with a baffle seat 11, the baffle seat 11 is used for limiting the bottom pillar 2 during resetting, the net plate 4 and the adjusting pillar 3 are integrally arranged, the side walls of the two sides of the base 1 are respectively provided with a sliding groove 12, the outer wall of the sliding groove 12 is provided with an adjusting seat 13 in a sliding manner, the adjusting seat 13 is used for driving the bottom pillar 2 to rotate and adjust, a reset spring is welded on one side of the inner wall of the sliding groove 12, an extension spring is connected between the adjusting seat 13 and the side wall of the bottom pillar 2, thereby the connecting plate 33 is driven to lift and adjust, a rotating handle 5 is inserted into one side of a rotating wheel 21, a slot matched with the rotating handle 5 is arranged in the middle of the rotating wheel 21, a jack matched with the slot is arranged on the outer wall of a bottom column 2 corresponding to the position of the slot, a connecting plate 33 is welded between the inner walls of the bottom of an adjusting column 3, the connecting plate 33 is used for driving the adjusting column 3 to move and adjust, a linkage shaft 23 is connected between the connecting plate 33 and the rotating wheel 21 (the linkage shaft 23 is fixedly connected with the connecting plate 33 through a key connection, and the linkage shaft 23 is fixedly connected with the rotating wheel 21 through a key connection), and limiting blocks 22 are welded on the inner walls of two sides of the bottom column 2, the limiting blocks 22 are used for limiting the downward moving distance of the adjusting column 3, fixing blocks 32 are welded on the side walls of two sides of the top of the adjusting column 3, the locating pin 6 is for fixed regulation post 3 and sill pillar 2, and piston plate 61 has been welded to the outer wall of locating pin 6, and piston plate 61 is for making things convenient for the removal of locating pin 6, and it is fixed through compression spring connection between the lateral wall of piston plate 61 and the inner wall of sill pillar 2 to compression spring overlaps the outer wall of locating pin 6, and the tip of locating pin 6 is arranged in the inside of draw-in groove 31.

Wherein, the lateral wall of both sides of adjusting post 3 all has seted up multiunit draw-in groove 31 evenly, and the height that every group draw-in groove 31 corresponds is one of them shelves of otter board 4 adjustable height.

In this embodiment, first move the device to the fixed position of place, adjust the height of otter board 4 according to oneself condition afterwards, can begin to practise the fixed point batting, the otter board 4 in the batting, push it to the opposite side to drive and adjust seat 13 and slide to the left side along spout 12 (the direction refers to figure 1), later when squeezing reset spring, adjust seat 13 and reverse slip, and drive sill pillar 2 through extension spring and rotate backward, it stops to keep off seat 11 one side to reset after swaying many times, then continue batting can.

When the height of the screen plate 4 is adjusted, the rotating handle 5 is inserted into the inserting slot from the inserting hole, the positioning pins 6 on the two sides are pulled out towards the two sides and are kept loose, then the rotating handle 5 is rotated to drive the connecting plate 33 to move back and forth in the vertical direction through the linkage shaft 23 (due to the arrangement of the fixing block 32, the fixing block 32 is in contact with the inner wall of the bottom column 2, and the displacement direction of the adjusting column 3 is limited), when the height is adjusted to be proper, the corresponding clamping groove 31 is located on one side of the positioning pin 6 in the height state, then the positioning pin 6 is loosened, so that the compression spring pushes the piston plate 61 to move towards one side close to the clamping groove 31, the positioning pin 6 is driven to move, and finally the positioning pins 6 on the two sides are respectively inserted into the corresponding clamping grooves 31 on the two sides, wherein when the fixing block 32 moves down to the upper end of the limiting.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A tennis auxiliary exercise device comprises a base (1), a bottom column (2), an adjusting column (3) and a net plate (4), wherein the bottom column (2) is installed on one side of the upper surface of the base (1) through a fixing seat, a blocking seat (11) is arranged on one side of the bottom column (2), and the net plate (4) and the adjusting column (3) are arranged in an integrated mode;

it is characterized in that the side walls of two sides of the base (1) are both provided with a sliding chute (12), the outer wall of the sliding chute (12) is provided with an adjusting seat (13) in a sliding manner, a return spring is welded on one side of the inner wall of the sliding chute (12), an extension spring is connected between the adjusting seat (13) and the side wall of the bottom column (2), a rotating wheel (21) is installed in the bottom column (2) through a rotating shaft, a rotating handle (5) is installed on one side of the rotating wheel (21), a connecting plate (33) is welded between the inner walls of the bottom of the adjusting column (3), a linkage shaft (23) is connected between the connecting plate (33) and the rotating wheel (21), the inner walls of two sides of the bottom column (2) are both welded with a limiting block (22), the side walls of two sides of the adjusting column (3) are both welded with a fixing block (32), positioning pins (6) are movably arranged in the two sides of the top of, and the end part of the positioning pin (6) is inserted into the clamping groove (31).

2. The tennis auxiliary exercise device according to claim 1, wherein the bottom wall of the fixing seat is welded to the upper surface of the base (1), and the bottom pillar (2) is fixed to the fixing seat through a pin.

3. The tennis auxiliary exercise device as claimed in claim 1, wherein the middle of the rotating wheel (21) is provided with a slot adapted to the rotating handle (5), and the outer wall of the bottom pillar (2) corresponding to the position of the slot is provided with a jack adapted to the slot.

4. The tennis auxiliary exercise device according to claim 1, wherein the side walls of the two sides of the adjusting column (3) are uniformly provided with a plurality of sets of slots (31), and the height corresponding to each set of slot (31) is one of the height-adjustable shelves of the net plate (4).

5. The tennis auxiliary exercise device as claimed in claim 1, wherein the side wall of the piston plate (61) is fixedly connected with the inner wall of the bottom pillar (2) through a compression spring, and the compression spring is sleeved on the outer wall of the positioning pin (6).

6. The tennis auxiliary exercising device of claim 1, wherein the linkage shaft (23) is fixed to the connecting plate (33) by a key connection, and the linkage shaft (23) is fixed to the runner (21) by a key connection.