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发明名称
臂架类起重机重心自动平衡装置
摘要
一种臂架类起重机重心自动平衡装置,由弹簧、导套、弹簧芯杆、调整螺母、齿轮、齿条、增速器和平衡块移动机构组成。利用弹簧的变形量和受力成正比的特性,将起重卷物系统钢丝绳一个头和弹簧芯件连接,使起重量的变化转变为弹簧变形量的变化,通过中间机构实现臂架类起重机重心的自动平衡。提高臂架类起重机的稳定性和起重能力,减轻起重机的自重。
申请公布号
CN2112619U
申请公布日期
1992.08.12
申请号
CN91209686.1
申请日期
1991.05.27
申请人
严治中
发明人
严治中
分类号
B66C23/72
主分类号
B66C23/72
代理机构
代理人
主权项
1、一种臂架类起重机重心自动平衡装置,其特征是:感应机构中的弹簧芯杆和放大机构中的齿条相连接,放大机构的增速器输出轴和执行机构中的齿轮相连接。
地址
724300陕西省略阳县略阳发电厂汽机分场
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