All-steel sofa bed frame

Abstract

The invention discloses an all-steel sofa bed frame. The all-steel sofa bed frame comprises a bottom frame and inner spring frames, supporting legs are arranged under the bottom frame, a first framework is arranged above the bottom frame, supporting plates are arranged under the inner wall of the first framework, and one of the inner spring frames is arranged above the first framework. First fixing plates are arranged on two sides of the rear end of the first framework respectively, second fixing plates are arranged outside the first fixing framework respectively, connecting rods are arranged on fixing seats which are arranged on inner surfaces of the second fixing plates respectively, and tension springs are arranged at ends of the connecting rods respectively. A second framework is arranged at bottoms of the second fixing plates, each inner spring frame comprises frameworks and supporting springs, and the supporting springs are uniformly arrayed between the corresponding two frameworks in vertical arrangement. The all-steel sofa bed frame has advantages that the all-steel sofa bed frame makes a sofa bed firmer and longer in service life, and the inner spring frames make the sofa bed high in elasticity and more comfortable.

Description

technical field [0001] The invention relates to the field of home furnishing, in particular to an all-steel sofa bed frame. Background technique [0002] The layout of modern living room advocates simplicity, and multi-functional furniture is increasingly becoming the choice of the public, and sofa bed is one of them. In a small-sized living room, in order to meet the living needs of occasional visitors, a sofa bed is necessary. Under normal circumstances, the sofa bed can be placed in the living room or study room to act as a seat; when the guests come at night, unfold the sofa bed and spread the quilt to form a bed. In an ordinary house with three bedrooms and two living rooms, the sofa bed can also be used as a bed in the guest bedroom to help the host deal with occasional visits from multiple guests. Choosing the right sofa bed is tricky. The main body of the traditional sofa bed is a combination of metal and wood materials. The wood material is light in weight, but i...

AI Technical Summary

Problems solved by technology

The main body of the traditional sofa bed is a combination of metal and wood materials. The wood material is light in weight, but it is easy to break, and it is easy to mold due to excessive humidity, which makes the sofa bed produce peculiar smell and affects normal use.

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