Chair easy to pull suitable for the aged

Abstract

The invention discloses a chair easy to pull suitable for the aged. The chair comprises a chair body and idler wheel mechanisms arranged on the bottom of each front leg of the chair body. Each idler wheel mechanism comprises a castor fixing expand tube inserted into the bottom of the corresponding leg in a matched mode, a castor spindle fixedly connected with the castor fixing expand tube, and a semispherical connecting cover arranged at the lower end of the castor spindle in a rotary mode, wherein an outer convex ring is formed on the open edge of the connecting cover, a semispherical rolling cover is arranged in the outer convex ring through a bearing in a rotary mode, and the diameter of the rolling cover is smaller than that of the connecting cover. According to the chair, the idler wheel mechanisms are arranged on the front legs, people can lift the chair back slightly to make the chair move in a rolling mode by means of the idler wheel mechanisms when the chair needs to be pulled, a non-spherical wheel is formed by means of the semispherical connecting cover and the semispherical rolling cover to guarantee that the position does not change and the chair does not slide or swing, and then using safety and comfort are improved.

Description

technical field [0001] The invention relates to the technical field of furniture, in particular to an old-fashioned easy-to-drag chair. Background technique [0002] When reading in a quiet library, due to the weight of the chair, it is inevitable that the chair will rub against the ground and make noise during the process of taking it out and putting it back, which can easily disturb the learning atmosphere of others. Families with elderly or children may struggle to move the chair due to their physical condition. Although a chair with rollers can solve this problem, it also has the problem of poor stability of the chair and easy random movement. Contents of the invention [0003] The purpose of the present invention is to provide an easy-to-drag chair suitable for the elderly aiming at the technical defects existing in the prior art. [0004] The technical scheme adopted for realizing the purpose of the present invention is: [0005] An old-fashioned easy-to-drag chai...

AI Technical Summary

Problems solved by technology

[0002] When reading in a quiet library, due to the weight of the chair, it is inevitable that the chair will rub against the ground and make noise during the process of taking it out and putting it back, which is easy to disturb learning atmosphere of others

For families with elderly or children, moving chairs may be laborious due to their physical condition

Although the chair with rollers can solve this problem, it also has the problem of poor stability and easy to move freely.

Images