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升降乐池设置在舞台前言部,为舞台专用升降设备之一。它可以由不同高度变化,形成各种使用形式。对于大型剧院建议升降乐池分成前后两块。当升到舞台台面高度时,使舞台的前沿部扩展,增大舞台表演区,当下降到与观众席前排地面高度时,可用于增加观众席前区座位,当下降一定高度时,可形成不同深度地乐池,如果降到台仓处,可运送座椅车台。
A.传动形式:
可采用多种形式提升,如:螺旋杆、齿轮齿条、链轮链条、剪刀臂、液压、刚性链等。
B.技术指标
1.升降行程:根据用户要求;
2.升降速度:0.02——0.1m/s(也可配变频调速);
3.台面尺寸:根据用户要求。
4.动载荷:2.0kN/㎡
5.静载荷:4.0kN/㎡
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