Nursing bed based on long-term bedridden patient

The invention discloses a nursing bed based on a long-term bedridden patient. A nursing bed based on a long-term bedridden patient comprises a bed body, bedrails are arranged on the left side and the right side of the bed body, headboards are arranged at the front end and the rear end of the bed body, sliding grooves are formed in the positions, close to the bedrails, of the two sides of the bed body in the length direction, and the sliding grooves are communicated with the bed body. A sliding block assembly capable of moving back and forth in the length direction of the sliding grooves is movably arranged in the sliding grooves, the front end of the sliding block assembly is movably connected with a turning-over pillow capable of moving in the width direction of the bed body, and a mattress is arranged on the bed body between the two sliding grooves. Massage assemblies are detachably arranged at the positions, corresponding to the hands and the legs of a patient, of the mattress, and baffle assemblies are ar