CN219071975U

CN219071975U - Leg muscle strength training device for field athletes

Info

Publication number: CN219071975U
Application number: CN202223376721.1U
Authority: CN
Inventors: 张勇
Original assignee: Shanxi College of Applied Science and Technology
Current assignee: Shanxi College of Applied Science and Technology
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-26
Anticipated expiration: 2032-12-16

Abstract

The utility model provides a leg muscle strength trainer for a field athlete, which comprises a base, wherein one side of the top of the base is in mirror symmetry and is uniformly and fixedly connected with two first support frames from front to back, a bearing shaft is rotationally connected between the opposite sides of the two first support frames, a driving roller is fixedly sleeved on the shaft surface of the bearing shaft, a driven wheel is fixedly sleeved outside the driving roller, a plurality of gravity blocks uniformly penetrate through the front surface of the driving roller around the bearing shaft, and the gravity blocks are in threaded connection with the driving roller; according to the utility model, the gravity blocks are reversely rotated by the rotating blocks, and the gravity blocks on the front surface of the driving roller are detached, so that the weight of the driving roller can be reduced, leg muscle strength training is conveniently carried out when an athlete performs preliminary exercise, training is carried out according to the gradually increased number of the gravity blocks, the use suitability of the training device is improved, the track and field exercise training is more humanized, and flexible adjustment is carried out according to physical quality of different athletes.

Description

Leg muscle strength training device for field athletes

Technical Field

The utility model belongs to the field of muscle strength training equipment, and particularly relates to a leg muscle strength trainer for a field athlete.

Background

Athletic sports, i.e. competitive sports, currently, the world-wide running athletic sports include tens of sports, gymnastics, balls, swimming, etc., and various countries have special items, such as the martial arts of China, etc., because of the large activity of athletic sports, athletes need to exercise leg muscle strength through a trainer regularly, thus ensuring muscle relaxation.

At present, the existing leg muscle trainer performs leg muscle training by pedaling a bicycle, but in the training process, the weight of an internal instrument of the trainer cannot be adjusted, so that the trainer cannot adjust the weight of the internal instrument of the trainer according to physical quality of athletes, and cannot perform training or training reduction adjustment, so that the trainer has limited use suitability.

In summary, the present utility model provides a leg muscle strength trainer for a field athlete to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a leg muscle strength trainer for a field athlete, which aims to solve the problems that the training difficulty of the trainer in the prior art cannot be adjusted according to physical quality of the athlete.

The utility model provides a muscle strength training device of track sportsman shank, includes the base, one side at base top is the even fixedly connected with of mirror symmetry from front to back two first support frames, two rotate between the opposite side of first support frame and be connected with the bearing axle, the fixed cover of axial face of bearing axle is equipped with the driving roller, the outside fixed cover of driving roller is equipped with from the driving wheel, the front of driving roller evenly runs through around the bearing axle has a plurality of gravity pieces, gravity piece and driving roller threaded connection, the front fixedly connected with commentaries on classics piece of gravity piece, the opposite side at base top is the even fixedly connected with of mirror symmetry from front to back two second support frames, two rotate between the opposite side of second support frame and be connected with the driving shaft, two second support frames are run through respectively at the both ends of driving shaft, the fixed cover of axial face position is equipped with the action wheel between the opposite side of two second support frames between the surface of action wheel and cover is equipped with the tooth chain.

Preferably, the two ends of the driving shaft are in an upper-lower mirror symmetry structure and are fixedly sleeved with foot pedals.

Preferably, a mounting frame is fixedly connected between the tops of the two first support frames.

Preferably, the top fixedly connected with electric lift pole of mounting bracket.

Preferably, the output end of the electric lifting rod is fixedly connected with a seat.

Preferably, the other side of the base is fixedly connected with a fixing rod.

Preferably, the front surface and the back surface of the top of the rod surface of the fixed rod are in mirror symmetry and are fixedly connected with handles.

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

1. according to the utility model, the gravity blocks are reversely rotated by the rotating blocks, and the gravity blocks on the front surface of the driving roller are detached, so that the weight of the driving roller can be reduced, leg muscle strength training is conveniently carried out when an athlete performs preliminary exercise, training is carried out according to the gradually increased number of the gravity blocks, the use suitability of the training device is improved, the track and field exercise training is more humanized, and flexible adjustment is carried out according to physical quality of different athletes.

2. According to the utility model, the electric lifting rod is started to adjust the height of the seat according to the height of the body, and the power supply of the electric lifting rod is turned off after the electric lifting rod is properly adjusted, so that the use comfort of the trainer is improved, the structure is simple, and the adjustment is convenient.

Drawings

FIG. 1 is a schematic front view of the structure of the present utility model;

FIG. 2 is a schematic main sectional view of the structure of the present utility model;

FIG. 3 is a schematic side cross-sectional view of the structure of the present utility model;

fig. 4 is a schematic top view of the handle of fig. 1.

In the figure:

1. a base; 2. a first support frame; 3. a bearing shaft; 4. a driving roller; 5. driven wheel; 6. a gravity block; 7. a rotating block; 8. a second support frame; 9. a driving shaft; 10. a driving wheel; 11. a toothed chain; 12. a foot pedal; 13. a mounting frame; 14. an electric lifting rod; 15. a seat; 16. a fixed rod; 17. a handle.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-4, the utility model provides a leg muscle strength trainer for a field athlete, which comprises a base 1, wherein one side of the top of the base 1 is uniformly and fixedly connected with two first support frames 2 in a mirror symmetry manner from front to back, a bearing shaft 3 is rotationally connected between opposite sides of the two first support frames 2, a driving roller 4 is fixedly sleeved on the shaft surface of the bearing shaft 3, a driven wheel 5 is fixedly sleeved outside the driving roller 4, a plurality of gravity blocks 6 uniformly penetrate through the front surface of the driving roller 4 around the bearing shaft 3, the gravity blocks 6 are in threaded connection with the driving roller 4, a rotating block 7 is fixedly connected on the front surface of the gravity blocks 6, two second support frames 8 are uniformly and fixedly connected on the other side of the top of the base 1 in a mirror symmetry manner from front to back, a driving shaft 9 is rotationally connected between opposite sides of the two second support frames 8, two ends of the driving shaft 9 respectively penetrate through the two second support frames 8, a driving wheel 10 is fixedly sleeved between opposite sides of the shaft surface of the driving shaft 9, a toothed chain 11 is sleeved between the surfaces of the driving wheel 10 and the driven wheel 5, and the driven wheel 5 are rotatably meshed with the toothed chain 11, and the toothed chain 11 can be driven by the driving wheel 11 when the driving wheel 5 rotates.

Referring to fig. 1-3, the two ends of the driving shaft 9 are in mirror symmetry structure and are fixedly sleeved with pedals 12, and an athlete can drive the driving shaft 9 to rotate by pedaling the two pedals 12 back and forth through left and right feet.

Referring to fig. 1-3, a mounting frame 13 is fixedly connected between the tops of the two first supporting frames 2.

Referring to fig. 1-3, an electric lifting rod 14 is fixedly connected to the top of the mounting frame 13, and the electric lifting rod 14 is connected to an external power source and provided with a power control switch.

Referring to fig. 1-3, a seat 15 is fixedly connected to an output end of the electric lifting rod 14, and the height of the seat 15 can be adjusted according to the height of the athlete by starting the electric lifting rod 14.

Referring to fig. 1 and 4, a fixing rod 16 is fixedly connected to the other side of the base 1, the gravity block 6 is conveniently rotated and taken out through a rotating block 7, the weight of the driving roller 4 can be adjusted according to the installation quantity of the gravity block 6, the weight of the driving roller 4 is different, and the leg force of the athlete is also different, so that the rapid adjustment can be performed according to the training requirements of the athlete.

Referring to fig. 1 and 4, handles 17 are fixedly connected to the front and back of the top of the face of the fixing rod 16 in mirror symmetry, and a player can hold the handles 17 with both hands to keep the body stable during training.

The specific working principle is as follows: as shown in figures 1-4, when the athlete leg muscle strength trainer is used, firstly, the athlete sits on the seat 15, the electric lifting rod 14 is started to adjust the height of the seat 15 according to the height of the body, after the electric lifting rod 14 is properly adjusted, the power supply of the electric lifting rod 14 is turned off, the use comfort of the trainer is improved, the trainer is simple in structure and convenient to adjust, the athlete feet are respectively put on two pedals 12, the handles 17 are held by hands, the two pedals 12 are alternately stepped on by the feet, the two feet continuously exert force, the pedals 12 drive the driving shaft 9 to rotate, the driving shaft 9 drives the driving wheel 10 to rotate, the driving wheel 10 drives the driven wheel 5 to rotate through the toothed chain 11, the driven wheel 5 drives the driving roller 4 to rotate, the driving roller 4 rotates through the bearing shaft 3, the athlete can perform leg muscle strength training, when the training difficulty is required to be reduced, the weight of the driving roller 4 can be reduced through the rotating block 7 reversely rotating the weight 6, the leg muscle strength training is performed by the athlete, the training is performed according to the number of the gradually increased weight block 6, the user of the trainer is increased in turn, the fitness of the athlete is more flexible, and the athlete body strength training is performed.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. The utility model provides a field sportsman shank muscle strength training ware, includes base (1), its characterized in that: one side at base (1) top is even fixedly connected with two first support frames (2) of mirror symmetry from front to back, two rotate between the opposite one side at first support frame (2) and be connected with bearing shaft (3), the fixed cover of the axial face of bearing shaft (3) is equipped with driving roller (4), the outside fixed cover of driving roller (4) is equipped with from driving wheel (5), the front of driving roller (4) evenly runs through around bearing shaft (3) has a plurality of gravity pieces (6), gravity piece (6) and driving roller (4) threaded connection, the front fixedly connected with commentaries on classics piece (7) of gravity piece (6), the opposite side at base (1) top is even fixedly connected with two second support frames (8) of mirror symmetry from front to back, two rotate between the opposite one side of second support frame (8) and be connected with driving wheel (9), the both ends of driving wheel (9) run through two second support frames (8) respectively, the axial face of driving wheel (9) is located between the opposite one side of two second support frames (8) and is equipped with between driving wheel (10), be equipped with between driving wheel (10) and driving wheel (11).

2. The track and field athlete's leg muscle strength trainer as set forth in claim 1, wherein: foot pedals (12) are fixedly sleeved at the two ends of the driving shaft (9) in an up-down mirror symmetry structure.

3. The track and field athlete's leg muscle strength trainer as set forth in claim 1, wherein: and a mounting frame (13) is fixedly connected between the tops of the two first supporting frames (2).

4. The athletic leg muscle strength trainer of claim 3, wherein: the top of the mounting frame (13) is fixedly connected with an electric lifting rod (14).

5. The athletic leg muscle strength trainer of claim 4, wherein: the output end of the electric lifting rod (14) is fixedly connected with a seat (15).

6. The track and field athlete's leg muscle strength trainer as set forth in claim 1, wherein: the other side of the base (1) is fixedly connected with a fixing rod (16).

7. The athletic leg muscle strength trainer of claim 6, wherein: the front surface and the back surface of the top of the rod surface of the fixed rod (16) are in mirror symmetry and are fixedly connected with handles (17).