Anti-warping folding sofa bed

Abstract

The invention relates to the technical field of furniture, in particular to an anti-warping folding sofa bed which comprises a backrest frame, a first cushion frame, a second cushion frame, a first connecting piece which is connected with the backrest frame and the first cushion frame; and a second connecting piece which is connected with the first cushion frame and the second cushion frame and comprises a connecting frame, a first connecting rod and a second connecting rod. The connecting frame comprises a bottom plate; a top plate which is provided with a first screw mounting hole and a second screw mounting hole; side plates for connecting the bottom plate and the top plate; a limiting screw which is assembled and connected with the first screw mounting hole; and a connecting screw which is assembled and connected with the second screw mounting hole. According to the sofa bed, the first cushion frame and the second cushion frame are connected through the second connecting piece, sothat the unfolded first cushion frame and the unfolded second cushion frame are very stable in structure, the upwarping phenomenon cannot occur, and the safety, reliability and user experience of thesofa bed are improved; and the sofa bed with the structure is very simple and convenient to use and operate.

Description

technical field [0001] The invention relates to the technical field of furniture, in particular to an anti-warping folding sofa bed. Background technique [0002] With the acceleration of social development, the population continues to increase, and the limitation of living space becomes more obvious. Most families will purchase a sofa bed, which is used as a sofa in normal times, and converted into a bed when there are guests staying overnight. This not only saves money, but also reduces space occupation. To increase space utilization, there are various sofa beds on the market, and there are various ways to convert between sofas and beds, such as folding, flipping, and stretching. [0003] The utility model with the application number CN201920128627.3 discloses a foldable integrated sofa bed, including a sofa bed main body, a folding body is arranged on one side of the sofa bed main body, and the connection between the sofa bed main body and the folding body A hinge is pro...

AI Technical Summary

Problems solved by technology

[0003] The utility model with the application number CN201920128627.3 discloses a foldable integrated sofa bed, including a sofa bed main body, a folding body is arranged on one side of the sofa bed main body, and the connection between the sofa bed main body and the folding body A hinge is provided at the main body of the sofa bed in this application and the folding body is connected by a hinge. When used as a bed, the structure of the joint is unstable. The phenomenon that both sides of the concave part are tilted makes the user experience poor.

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