CN216571394U

CN216571394U - Pliability trainer for sports

Info

Publication number: CN216571394U
Application number: CN202122677293.5U
Authority: CN
Inventors: 刘细秋
Original assignee: Hunan Institute of Technology
Current assignee: Hunan Institute of Technology
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-05-24
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a flexibility training device for sports, which is provided with a fixed box, wherein a supporting rod penetrates through the side wall of the lower end of the fixed box, and a connecting plate is fixed at the end of the supporting rod; the method comprises the following steps: the pedal is movably arranged on the side of the connecting plate, and a first spring is arranged between the connecting plate and the pedal; the stretching rod movably penetrates through the side wall of the upper end of the fixed box, and a pressure spring is wound at the end head of the stretching rod; adjust the pole, the activity sets up on the fixed case of tensile pole avris, 2 through belt pulley mechanism interconnect between the regulation pole, and the end department of adjusting the pole is connected with the limiting plate. This pliability trainer for sports can carry out horizontal adjustment to handle position and pedal position according to user's difference and the difference of training demand to can adjust the tensile strength of device, be applicable to the training of not equidimension.

Description

Pliability trainer for sports

Technical Field

The utility model relates to the technical field of sports, in particular to a flexibility training device for sports.

Background

Before the sports, usually need to stretch the shank, or carry out the training of pliability to the shank, also belong to a step in the sports, consequently need use pliability trainer, and traditional trainer adopts the mode that the both legs are placed and flat seat, trains through the mode that the both hands are stretched forward, but current pliability trainer still has following shortcoming in the in-service use:

1. most of the traditional flexibility training devices are fixedly arranged, the hand pulling position and the pedal position cannot be adjusted, and the hand pulling position and the pedal position cannot be changed according to different users and different training requirements, so that the use limitation is increased;

2. and in the trainer use, to the tensile force of user's shank, rely on user's self antecedent stretching force completely, can't adjust trainer's tensile strength according to the difference of training intensity.

In order to solve the problems, innovative design based on the original flexibility training device is urgently needed.

Disclosure of Invention

The utility model aims to provide a flexibility training device for sports, which aims to solve the problems that most of the traditional flexibility training devices are fixedly arranged, the hand pulling position and the pedal position cannot be adjusted, and the tensile strength of the training device cannot be adjusted according to different training strengths in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a flexibility training device for physical exercise is provided with a fixed box, wherein a support rod penetrates through the side wall of the lower end of the fixed box, and a connecting plate is fixed at the end of the support rod;

the method comprises the following steps:

the pedal is movably arranged on the side of the connecting plate, and a first spring is arranged between the connecting plate and the pedal;

the stretching rod movably penetrates through the side wall of the upper end of the fixed box, and a pressure spring is wound at the end head of the stretching rod;

adjust the pole, the activity sets up on the fixed case of tensile pole avris, 2 through belt pulley mechanism interconnect between the regulation pole, and the end department of adjusting the pole is connected with the limiting plate.

Preferably, the bracing piece is equidistant to distribute has the fixed block, and the fixed block is the ring form structure to the bracing piece is provided with 2 groups about the vertical axis symmetry of fixed case, so that after the pulling bracing piece, can drive the gag lever post and be connected with the fixed block of different positions.

Preferably, the inside of fixed block runs through there is the gag lever post, and the cross-section of gag lever post is "U" shape structure, when pulling gag lever post and fixed block separation, can realize the removal of bracing piece.

Preferably, gag lever post and fixed case are sliding connection, and the outside winding of gag lever post has the second spring, and loosens the pulling back to the gag lever post, is connected through its fixed block with different positions and can guarantees the stability of bracing piece.

Preferably, the stretching rod and the fixed box form a damping sliding structure, the end of the stretching rod is in contact with the inner wall of the fixed box, and the force for pulling the stretching rod can be changed through the elastic force of the pressure spring.

Preferably, pressure spring's one end and tensile pole are the welding, and pressure spring's the other end and the laminating of spacing board, and when limiting plate promoted pressure spring like this, can drive its compression.

Preferably, adjust pole and fixed case and be threaded connection, and adjust pole and limiting plate and be the bearing connection to limiting plate and tensile pole are horizontally sliding connection, can drive the limiting plate and be close to or keep away from to pressure spring through rotating the regulation pole.

Compared with the prior art, the utility model has the beneficial effects that: the flexibility training device for sports can horizontally adjust the positions of the handles and the positions of the pedals according to the difference of users and the difference of training requirements, can adjust the tensile strength of the device, and is suitable for training with different strengths;

1. after the limiting rod is pulled to be separated from the fixing block, the supporting rod can be pulled to move in the fixing box, so that the extending length of the pedal plate is changed, and after the limiting rod is pulled to be loosened, the limiting rod can be driven to be connected with the fixing blocks at different positions through the resilience of the second spring, so that the position stability of the supporting rod after moving can be realized;

2. the limiting plate can be driven to be close to or far away from the pressure spring through the rotation adjusting rod, so that the elasticity of the pressure spring can be adjusted, the strength of the pulling stretching rod is changed, and the stretching training device is suitable for stretching training with different strengths.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a side view of the footrest of the present invention;

FIG. 3 is a schematic front sectional view of the present invention;

FIG. 4 is a schematic view of a front cross-sectional structure of the stopper of the present invention;

FIG. 5 is a schematic side view of the stop lever of the present invention.

In the figure: 1. a fixed box; 2. a support bar; 3. a connecting plate; 4. a foot pedal; 5. a first spring; 6. a fixed block; 7. a limiting rod; 8. a second spring; 9. a stretch rod; 10. a pressure spring; 11. adjusting a rod; 12. a belt pulley mechanism; 13. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a flexibility training device for physical exercise is provided with a fixed box 1, a support rod 2 penetrates through the side wall of the lower end of the fixed box 1, and a connecting plate 3 is fixed at the end of the support rod 2;

the method comprises the following steps:

the pedal 4 is movably arranged on the side of the connecting plate 3, and a first spring 5 is arranged between the connecting plate 3 and the pedal 4;

the stretching rod 9 movably penetrates through the side wall of the upper end of the fixed box 1, and a pressure spring 10 is wound at the end head of the stretching rod 9;

the adjusting rods 11 are movably arranged on the fixed box 1 at the side of the stretching rod 9, the 2 adjusting rods 11 are connected with each other through a belt pulley mechanism 12, and the end of each adjusting rod 11 is connected with a limiting plate 13.

The supporting rods 2 are distributed with fixed blocks 6 at equal intervals, the fixed blocks 6 are of a circular ring structure, and the supporting rods 2 are symmetrically provided with 2 groups relative to the vertical axis of the fixed box 1; a limiting rod 7 penetrates through the inside of the fixing block 6, and the cross section of the limiting rod 7 is of a U-shaped structure; the limiting rod 7 is in sliding connection with the fixed box 1, and a second spring 8 is wound on the outer side of the limiting rod 7;

as shown in fig. 1-3 and 5, the limiting rod 7 is pulled to be separated from the fixing block 6, and the second spring 8 is driven to be compressed, so that the supporting rod 2 can slide in the fixing box 1, the extending length of the pedal 4 can be adjusted, and after the position of the pedal 4 is adjusted, the limiting rod 7 is loosened, so that the limiting rod 7 can be driven to be connected with the fixing blocks 6 at different positions through the resilience of the second spring 8, the position of the supporting rod 2 after movement can be limited, and the stability of the pedal 4 during use can be ensured;

the stretching rod 9 and the fixed box 1 form a damping sliding structure, and the end of the stretching rod 9 is in contact with the inner wall of the fixed box 1; one end of the pressure spring 10 is welded with the stretching rod 9, and the other end of the pressure spring 10 is attached to the limiting plate 13; the adjusting rod 11 is in threaded connection with the fixed box 1, the adjusting rod 11 is in bearing connection with the limiting plate 13, and the limiting plate 13 is in horizontal sliding connection with the stretching rod 9;

as shown in fig. 1 and 3-4, when the position-limiting plate 13 is close to the pressure spring 10, the pressure spring 10 can be driven to compress, so that the elastic force of the pressure spring 10 is increased, the required force when a user pulls the stretching rod 9 is increased, and the arm can be driven to stretch when the stretching rod 9 is not pulled through the resilience of the pressure spring 10, so that the generated pulling force can realize the training of flexibility, and the stretching strength can be changed according to the elastic force of the pressure spring 10.

The working principle is as follows: as shown in fig. 1-5, at first, adjust the extension length of footboard 4 according to the user demand, the user steps on the position of footboard 4 when using, and the rotation that has certain angle between footboard 4 and the connecting plate 3, consequently, the travelling comfort when can promote the pliability training, accomplish the regulation back to footboard 4, rotate regulation pole 11, and drive 2 regulation poles 11 synchro-rotation through belt pulley mechanism 12, and promote limiting plate 13 and be close to or keep away from to pressure spring 10, drive limiting plate 13 and be close to pressure spring 10, adjust its elasticity, can change the pulling intensity of stretching pole 9 like this, be applicable to different training demands.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.

Claims

1. A flexibility training device for physical exercise is provided with a fixed box (1), wherein a support rod (2) penetrates through the side wall of the lower end of the fixed box (1), and a connecting plate (3) is fixed at the end of the support rod (2);

it is characterized by comprising:

the pedal (4) is movably arranged on the side of the connecting plate (3), and a first spring (5) is arranged between the connecting plate (3) and the pedal (4);

the stretching rod (9) movably penetrates through the side wall of the upper end of the fixed box (1), and a pressure spring (10) is wound at the end head of the stretching rod (9);

adjust pole (11), the activity sets up on the fixed case (1) of tensile pole (9) avris, 2 adjust and pass through belt pulley mechanism (12) interconnect between pole (11), and the end department of adjusting pole (11) is connected with limiting plate (13).

2. A sports flexibility training device, according to claim 1, wherein: the utility model discloses a fixed box, including bracing piece (2), bracing piece (2) equidistant distribution have fixed block (6), and fixed block (6) are the ring form structure to bracing piece (2) are provided with 2 groups about the vertical axis symmetry of fixed case (1).

3. A sports flexibility training device, according to claim 2, wherein: the inside of fixed block (6) is run through and is had gag lever post (7), and the cross-section of gag lever post (7) is "U" shape structure.

4. A sports flexibility training device, according to claim 3, wherein: the limiting rod (7) is connected with the fixed box (1) in a sliding mode, and a second spring (8) is wound on the outer side of the limiting rod (7).

5. A sports flexibility training device, according to claim 1, wherein: the stretching rod (9) and the fixed box (1) form a damping sliding structure, and the end of the stretching rod (9) is in contact with the inner wall of the fixed box (1).

6. A sports flexibility training device, according to claim 1, wherein: one end of the pressure spring (10) and the stretching rod (9) are welded, and the other end of the pressure spring (10) is attached to the limiting plate (13).

7. A sports flexibility training device, according to claim 1, wherein: adjust pole (11) and fixed case (1) for threaded connection, and adjust pole (11) and limiting plate (13) and be bearing connection to limiting plate (13) and tensile pole (9) are the horizontal sliding connection.