Pectoralis major muscle training device

Abstract

The invention provides a pectoralis major muscle training device and belongs to the field of sport equipment. The pectoralis major muscle training device comprises rotating arms, a rack, a rope, single pulleys and a dual-pulley, wherein the upper portion of the rack (1) is connected to a weight block (4) through one end of the rope (3), the other end of the rope (3) is connected with a support of the rotating arms (5) to form a whole through the dual-pulley (2) on the upper portion after bypassing the single pulleys (6), the pulleys below the rotating arms (5) are installed on one side of the rack (1) through screws after bypassing the rope (3), and a seat (6) is installed on the middle position of the rotating arms (5). In use, a person sits on the seat, the two hands push the rotating arms outward hard, the single pulleys and the dual-pulley are driven to rotate through the rotating arms, the rope is driven to conduct upward traction, the weight block is made to move up and down repeatedly, and therefore the purpose of training the strength of the pectoralis major muscle and the upper limb muscles is achieved. The strength of the big arm muscles and the coordination between the body muscles and the body are achieved through training. The pectoralis major muscle training device has the advantages that the structure is simple, the volume is small, the training is not limited by the field and the time, the carrying is convenient, the operation is easy, the application range is wide, and therefore the pectoralis major muscle training device is the necessary health and fitness facility for professional sport teams and communities.

Description

technical field [0001] The invention relates to a pectoralis major training device, which belongs to the field of sports equipment. Background technique [0002] With the rapid development of science and technology, human health and longevity are the primary conditions for human beings to survive, adapt to society and develop economy. Physical exercise is one of the effective ways for modern people to enhance their physical fitness, prevent diseases, and adapt to social life, and it plays a positive role in promoting production and life in modern society. Along with the launching of the nationwide fitness campaign, physical fitness cannot satisfy this desire owing to being limited by time and place equipment. At present, although there are many fitness equipments, there are still relatively few fitness equipments for chest exercise. This equipment is a kind of training equipment for chest fitness in spare time, which can save time and can play the effect of exercising the b...

AI Technical Summary

Problems solved by technology

[0003] Due to the limitation of venues and equipment in physical exercise, injuries often occur during training. Severe cases are paralyzed, and mild cases have backache and leg pain, which brings a lot of inconvenience to sports career.

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