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实用新型
CN203399843U 由螺杆和电动机械组成的可升降书架构件 失效 - 权利终止

由螺杆和电动机械组成的可升降书架构件
摘要：
由螺杆和电动机械组成的可升降书架构件，它由柱子和横杆组成，横杆与柱子连接，柱子由轴承座、丝杆、齿轮、锥齿轮组成，丝杆经压力轴承与轴承座连接，齿轮、锥齿轮均与丝杆连接，横杆由横撑和丝筒组成，横撑与丝筒连接。本实用新型结构简单、升降方便、可拆卸、实用性强。
摘要（英）：

A lifting bookshelf component composed of a threaded rod and a motor machine is composed of a column and a transverse rod. The transverse rod is connected with the column. The column is composed of a bearing pedestal, a screw rod, a gear and a bevel gear, the screw rod is connected with the bearing pedestal through a pressure bearing, and both the gear and the bevel gear are connected with the screw rod. The transverse rod is composed of a transverse support and a screw sleeve, and the transverse support is connected with the screw sleeve. The lifting bookshelf component is simple in structure, convenient to lift, detachable and high in practicality.

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