Grading vibration isolation and reduction device

• Main Author: LU DELING
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2017
• Subjects: BUILDING; BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; CEILINGS; FENCING; FIXED CONSTRUCTIONS; FLOORS; GENERAL BUILDING CONSTRUCTIONS; INSULATION OR OTHER PROTECTION OF BUILDINGS; MASTS; ROOFS; SWIMMING OR SPLASH BATHS OR POOLS; TENTS OR CANOPIES, IN GENERAL; WALLS, e.g. PARTITIONS

The invention discloses a grading vibration isolation and reduction device. According to the vibration isolation and reduction device, a middle layer steel cylinder (3) is connected to the lower part of a pressure bearing steel plate (1), an inner layer steel cylinder (5) and an outer layer steel cylinder (4) are connected to the upper part of a base steel plate (2), the inner layer steel cylinder (5) is located in the middle of the base steel plate (2), the outer layer steel cylinder (4) is located outside the inner layer steel cylinder (5), the middle layer steel cylinder (3) is located between the inner layer steel cylinder (5) and the outer layer steel cylinder (4), and viscous-elastic materials (6) are arranged between the middle layer steel cylinder (3) and the inner layer steel cylinder (5) and between the middle layer steel cylinder (3) and the outer layer steel cylinder (4); an external pressure spring (7-3) is arranged on the periphery of the outer layer steel cylinder (4), the upper portion of the