CN218187792U

CN218187792U - Land breaststroke leg training device

Info

Publication number: CN218187792U
Application number: CN202222374462.2U
Authority: CN
Inventors: 程宇; 曹斌; 柴刚; 马士玉; 张钊
Original assignee: Naval Sergeant School Of Chinese Pla
Current assignee: Naval Sergeant School Of Chinese Pla
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-01-03
Anticipated expiration: 2032-09-07

Abstract

The utility model relates to a land breaststroke leg training device, which comprises a T-shaped base, a front supporting column and a rear supporting column, wherein one end of the front supporting column is fixed on the T-shaped base, the other end of the front supporting column is fixedly connected with the rear supporting column, and the other end of the rear supporting column is fixed on the T-shaped base; install the forearm on the preceding support column, install the platform of pronating on the forearm, the other end of the platform of pronating is located the top surface of back support column, it is connected with the backup pad to rotate on the back support column, the bottom surface of backup pad with be equipped with the spring between the side of back support column, back support column is kept away from the resistance rope is installed to the one end of forearm, be equipped with the podotheca on the resistance rope. The backup pad can effectively support practitioner's thigh in this device, prevents that the thigh position from crossing excessively among the training process, and the resistance that the shank received when breaststroke can be simulated to the resistance rope, and the help practitioner strengthens shank muscle training.

Description

Land breaststroke shank trainer

Technical Field

The utility model relates to a swimming training equipment technical field, in particular to land breaststroke shank trainer.

Background

Breaststroke is a sport which can almost exercise all muscle groups, and can often take part in breaststroke sports, so that the heart can be well exercised, for example, the heart muscle is gradually developed, the contractility is gradually enhanced, the heart function is correspondingly enhanced, and the metabolism capability of the human body is improved. The leg action is the most important part in the breaststroke technology, more than 70 percent of the forward power of breaststroke comes from the water kicking force of two legs, and the effect of breaststroke is directly influenced by leg retraction, foot turning and water kicking. When the legs are folded, the force needs to be small, two feet and the lower legs need to be folded in the projection cross section of the thighs, the optimal positions after the legs are folded are that the lower legs are vertical to the horizontal plane, and the two knees are as wide as the shoulders.

Patent number CN 203139576U, in the name of amphibian breaststroke exerciser's patent, disclose including a support, the support in through four preceding, the suspender has hung a chest shoulder and holds in the palm the area, hang a waist buttockss portion through four back suspenders in the support and hold in the palm the area, this patent utilizes support, chest shoulder holds in the palm area and waist buttockss portion holds in the palm the area and hangs breaststroke practitioner's truck, the practitioner can practice breaststroke on land, but the device is worn loaded down with trivial details, and does not have any supporting effect to the shank moreover, it is not good at land exercise effect, consequently, this device provides a land breaststroke shank swimming trainer.

SUMMERY OF THE UTILITY MODEL

Not enough to the above-mentioned among the prior art, the utility model provides a land breaststroke shank trainer, its simple structure, convenient popularization.

A leg training device for land breaststroke comprises a T-shaped base, a front supporting column and a rear supporting column, wherein one end of the front supporting column is fixed on the T-shaped base, the other end of the front supporting column is fixedly connected with the rear supporting column, and the other end of the rear supporting column is fixed on the T-shaped base;

preceding support column is the slope shape setting, install the forearm on the preceding support column, install the platform of pronating on the forearm, the other end of the platform of pronating is located the top surface of back support column, back support column is L type structure, it is connected with the backup pad to rotate on the back support column, the bottom surface of backup pad with be equipped with the spring between the side of back support column, back support column is kept away from the resistance rope is installed to the one end of forearm, be equipped with the podotheca on the resistance rope.

Preferably, a positioning block is arranged on the front support column, a U-shaped groove is formed in the positioning block, a cross rod is arranged on the front arm, and the cross rod is arranged in the groove.

Preferably, the positioning blocks are distributed along the front support column.

Preferably, one end of the prone platform is rotatably installed on the front arm, the other end of the prone platform is rotatably installed on the rear supporting column, the front arm is adjusted and installed at the groove, and the inclination angle of the prone platform can be adjusted.

Preferably, handrails are arranged on two sides of the front arm.

Preferably, the resistance cords are elastic bungee cords.

The utility model has the advantages that:

the backup pad can effectively support practitioner's thigh in this device, prevents that the thigh position from crossing excessively among the training process, and the resistance that the shank received when breaststroke can be simulated to the resistance rope, and the help practitioner strengthens shank muscle training. Easy control and convenient use, and is very suitable for leg swimming stroke exercise of breaststroke beginners.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

fig. 3 is a third perspective view of the present invention;

1-T type base, 2-front support column, 3-rear support column, 4-front arm, 5-prone table, 6-support plate, 7-spring, 8-resistance rope, 9-foot sleeve, 10-positioning block, 11-groove, 12-cross bar and 13-handrail.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

As shown in the attached drawings, the leg training device for land breaststroke comprises a T-shaped base 1, a front support column 2 and a rear support column 3, wherein one end of the front support column 2 is fixed on the T-shaped base 1, the other end of the front support column is fixedly connected with the rear support column 3, and the other end of the rear support column 3 is fixed on the T-shaped base 1;

preceding support column 2 is the slope shape setting, install forearm 4 on preceding support column 2, install prostrate platform 5 on the forearm 4, prostrate platform 5's the other end is located the top surface of back support column 3, back support column 3 is L type structure, it is connected with backup pad 6 to rotate on the back support column 3, be equipped with spring 7 between the bottom surface of backup pad 6 and the side of back support column 3, the one end that forearm 4 was kept away from to back support column 3 is installed and is had resistance rope 8, be equipped with podotheca 9 on the resistance rope 8.

The front support column 2 is provided with a positioning block 10, the positioning block 10 is provided with a U-shaped groove 11, the front arm 4 is provided with a cross rod 12, and the cross rod 12 is arranged in the groove 11.

A plurality of positioning blocks 10 are distributed along the front support column 2.

One end of the prone table 5 is rotatably arranged on the front arm 4, the other end of the prone table 5 is rotatably arranged on the rear supporting column 3, the front arm 4 is adjusted and arranged on the groove 11, and the inclination angle of the prone table 5 can be adjusted.

Two sides of the front arm 4 are provided with hand holding rods 13.

The resistance cord 8 is an elastic cord.

The practitioner lies prostrate on the platform of prostrating when breaststroke action is practiced, and the thigh is located the backup pad, and both feet cover is in the foot cover, and the handrail pole can be held to both hands for balanced health, then carry out both legs simulation swimming according to the requirement of coach, the posture of breaststroke shank is: (1) leg folding: the knees are bent to fold the legs, the heels are drawn close to the buttocks, and the calves are close to the thighs as much as possible. (2) turning over feet: the foot plate is hooked up, the sole faces upwards, the tiptoes face outwards, and the feet are turned outwards, so that the inner sides of the feet and the crus face to the water pedaling direction. (3) water trapping by pedaling: when the legs are bent to be straightened, the foot plates are straightened; when water is kicked, the crus and the sole are kicked outwards.

The backup pad can effectively support practitioner's thigh in this device, prevents that training in-process thigh position from crossing lowly, and the resistance that the shank received when breaststroke can be simulated to the resistance rope, and help practitioner strengthens shank muscle training. Easy control and convenient use, and is very suitable for leg swimming stroke exercise of breaststroke beginners.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are 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 leg training device for land breaststroke is characterized by comprising a T-shaped base (1), a front support column (2) and a rear support column (3), wherein one end of the front support column (2) is fixed on the T-shaped base (1), the other end of the front support column is fixedly connected with the rear support column (3), and the other end of the rear support column (3) is fixed on the T-shaped base (1);

preceding support column (2) are the slope shape setting, install forearm (4) on preceding support column (2), install prostrate platform (5) on forearm (4), the other end of prostrate platform (5) is located the top surface of back support column (3), back support column (3) are L type structure, it is connected with backup pad (6) to rotate on back support column (3), the bottom surface of backup pad (6) with be equipped with spring (7) between the side of back support column (3), back support column (3) are kept away from resistance rope (8) are installed to the one end of forearm (4), be equipped with podotheca (9) on resistance rope (8).

2. A land-breaststroke leg training device of claim 1, wherein: be equipped with locating piece (10) on preceding support column (2), be equipped with U type recess (11) on locating piece (10), be equipped with horizontal pole (12) on forearm (4), horizontal pole (12) are located in recess (11).

3. A land-breaststroke leg training apparatus of claim 2 wherein: the positioning blocks (10) are distributed on the front support column (2).

4. A land-breaststroke leg training apparatus of claim 3 wherein: the one end of prostrate platform (5) rotate install in on forearm (4), the other end of prostrate platform (5) rotate install in on back supporting column (3), forearm (4) adjustment install in the position of recess (11), it is adjustable the inclination of prostrate platform (5).

5. A land-breaststroke leg training device of claim 1, wherein: and two sides of the front arm (4) are provided with handholds (13).

6. A land-breaststroke leg training apparatus of claim 1 wherein: the resistance rope (8) is an elastic rope.