Multi-purpose chair-bed device

The invention discloses a multi-purpose chair-bed device. The multi-purpose chair-bed device is characterized by comprising a bed assembly and a chair assembly/chair assemblies, wherein the chair assembly/chair assemblies is/are arranged on one side or two sides of the bed assembly, the chair assembly/chair assemblies and the bed assembly adopt various movable connection methods, and the chair assembly/chair assemblies can be far away from or close to the bed assembly in a rotation and moving manner; the rotation angle, relative to the bed assembly, of support arms of the chair assembly/chairassemblies is 180 degrees; torsional springs are arranged inside shells of the support arms of the chair assembly/chair assemblies, the torsional springs can provide opposite force for restoration when moving, so that the chairs can reset automatically; the support arms of the chair bodies are movably arranged at one ends in a penetrating manner through support shafts, are movably arranged on thesupport arms in a penetrat