Multifunctional sit-up dumbbell bench

Abstract

The invention discloses a multi-functional sit-up dumbbell stool with simple structure, novel design, high use comfort and very convenient product packaging, transportation and storage. The foot frames at both ends of the supine board frame, each foot frame is provided with a supine lying board, and the ankle hook device is detachably installed on the free end of the foot frame away from the supine board frame. The board frame is provided with a lifting deck and a waist twisting seat in turn. There is a lifting device between the lifting deck and the supine board frame that can make the lifting deck go up and down. The waist twisting seat can be moved through the seamless sliding device. The left and right slides are set on the supine board frame, and the two ends of the supine board frame are respectively welded with U-shaped hinged buckles. Above the buckle, a long lock groove and an adjustment lock hole are arranged at intervals on the supine board frame, and the inverted U-shaped sliding buckle is locked between the long lock groove and the adjustment lock hole through bolts and nuts.

Description

technical field [0001] The invention relates to a fitness equipment, in particular to a multifunctional sit-up dumbbell bench. Background technique [0002] With the development of society, people's living material level has been significantly improved and enhanced, the working environment and working conditions have been significantly improved, and the intensity of physical labor has been continuously reduced. However, more and more time is spent in social entertainment, and the way of travel is gradually replaced by modern means of transportation. There is little time to participate in fitness exercises, and the physical fitness continues to decline, which brings many modern diseases; such as cervical spondylosis, lumbar spondylosis, Three highs, obesity, etc., not only affect personal image, but also increase the burden on cardiopulmonary function and lead to many cardiovascular diseases. In order to meet the needs of the society and meet the needs of indoor sports and f...

AI Technical Summary

Problems solved by technology

[0005] 1. Although it can also be used as a small table on the bed when not in use, its exercise function is still very single. It can only be used for sit-ups and fitness. The supine lying board 91' on the middle frame cannot be lifted up and down, and it cannot be used as a dumbbell bench Or ordinary back chairs, and the legs on both sides can only be folded at 90 degrees, and cannot be folded. When not in use, it is bulky, takes up a lot of space, has poor storage performance, high transportation costs, and high production costs.

[0006] 2. The supine lying board 91 " on the above-mentioned patent board frame 1 " and the supine lying board 91 " on the foot frame 9 " have no way to lean together without gaps, and the connection between each supine lying board 91 " The gap is large, the surface of the whole board frame is uneven and there are broken seams A' when used, the overall product has low aesthetics, when it is used on a supine lying board, it does not fit well with the back of the human body, and the broken seam between the two is easy to be caught Hair or flesh, or the phenomenon of hooking clothes, the comfort of use is greatly reduced

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