Multifunctional sit-up dumbbell stool

Abstract

The invention discloses a multifunctional sit-up dumbbell stool, which is simple in structure, original in design, high in use comfort and quite convenient in packaging, transportation and storage; the multifunctional sit-up dumbbell stool comprises a sit-up plate frame, ankle hooking devices and foot base frames which are arranged at two ends of the sit-up plate frame in a bendable mode, wherein sit-up lying plates are arranged on the various foot base frames; each ankle hooking device is detachably arranged at the free end of the corresponding foot base frame away from the sit-up plate frame; a lifting lying plate and a twisting seat plate are sequentially arranged on the sit-up plate frame; a lifting device by which the lifting lying plate can lift up and down is arranged between the lifting lying plate and the sit-up plate frame; the twisting seat plate is arranged on the sit-up plate frame in a mode of sliding left and right by virtue of a seamless sliding device; U-shaped hinge buckles are respectively welded at two ends of the sit-up plate frame; the seamless sliding device comprises an inverted U-shaped sliding buckle; the twisting seat plate is arranged above the U-shaped sliding buckle; rectangular locking grooves and regulating locking holes are formed in the sit-up plate frame at intervals; and the inverted U-shaped sliding buckle is locked and arranged between the rectangular locking grooves and the regulating locking holes by virtue of 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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