Displacement amplification type rotary friction damper
A friction damper, rotary technology, applied in building types, protective buildings/shelters, buildings, etc., can solve the problems of easy displacement of the damper, poor energy consumption, unfavorable promotion and application, etc., and achieve good quality. Amplification effect, strong energy consumption ability, avoiding the effect of excessive displacement stroke
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[0017] The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
[0018] In order to facilitate the unified view of the various reference signs in the drawings of the specification, the reference signs appearing in the drawings of the specification are described as follows:
[0019] 1. Ball screw; 2. Ball nut; 3. Circular steel plate; 4. Friction plate; 5. Fixed steel plate; 6. Pre-tightening bolt; 7. Flat bottom plate; 8. Mounting hole; 9. Reinforced plate ; 10. Top plate; 11. Vertical plate; 12. Thrust bearing.
[0020] Combine figure 1 , figure 2 , image 3 As shown, a displacement-amplified rotary friction damper includes a base, a movably installed ball screw, a ball nut threaded with the ball screw, and a circular steel plate fixed on the end surface of the ball nut. The fixed steel plate and friction plate on the base. The ball screw can reciprocate linearly in the horizontal direction, the ball nut is sleev...
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