This invention discloses an electric bed bedboard with embedded fixed structure. The fixed structure includes a plurality of guide pieces, multiple sliders, multiple disc sleeves and two pieces of wood, a plurality of guide pieces. Multiple guide pieces are set on top of the bedboard and also have T-shaped slots on their surface. Many disc sleeves are stacked on top of the wood pieces at intervals and there are internal threads inside the disc sleeves. Two pieces of wood are fixed into the bed support at intervals and the disc sleeves' positions matches with the guide pieces. Multiple sliders are “stem” shaped sliders and have external threads on their top. Multiple sliders are situated on top of the guide pieces inside the T-shaped grooves. Multiple sliders' tops are situated inside the multiple disc sleeves which are connected by the threads.