Sponge mattress with high comfort level and good heat preservation effect

• Main Author: HOU CHUNLEI
• Format: Patent
• Language: Chinese; English
• Published: 24.05.2022
• Subjects: BEDS; CHAIRS; COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HUMAN NECESSITIES; SOFAS; SPICE MILLS; SUCTION CLEANERS IN GENERAL

The sponge mattress comprises a bottom plate, a working cavity is formed in the left end of the top of the bottom plate, the upper end of the right side of the working cavity is fixedly connected with a rotating shaft, the surface of the rotating shaft is movably connected with an adjusting plate through a bearing, and the adjusting plate is fixedly connected with the working cavity. A sponge mattress body is placed between the top of the adjusting plate and the top of the bottom plate, the sponge mattress body comprises a slow rebound sponge layer, and the inner surface of the slow rebound sponge layer is filled with a long stapled cotton filling layer. Under the action of mutual cooperation among the sponge mattress body, the bottom plate, the long stapled cotton filling layer, the pull rod, the piston, the air conveying cylinder, the first one-way valve, the second one-way valve, the adjusting cylinder, the push rod, the supporting rod, the adjusting plate, the working cavity and the rotating shaft, the he