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发明公开
CN102678696A 护栏用转动接头组件及护栏 无效 - 驳回

护栏用转动接头组件及护栏
摘要：
本发明公开了一种护栏用转动接头组件及护栏，该转动接头组件包括以护栏中一固定管为中心轴相对转动的第一连接件和第二连接件，第一连接件和第二连接件均设有横梁连接部。该护栏包括固定管、第一活动部分和第二活动部分，第一活动部分和第二活动部分中的横梁通过上述的转动接头组件与固定管相连。本发明具有结构简单、成本低廉、安装方便快捷、连接强度高、使用寿命长、可使护栏双面打开等优点。
摘要（英）：

The invention discloses a rotary joint component for guard bars and a guard bar. The rotary joint component comprises a first connecting piece and a second connecting piece which relatively rotate around a fixed pipe which serves as a central shaft in the guard bar, and both of the first connecting piece and the second connecting piece are provided with cross beam connecting portions. The guard bar comprises the fixed pipe, a first movable portion and a second movable portion, and cross beams located in the first movable portion and the second movable portion are connected with the fixed pipe through the rotary joint component. The rotary joint component for the guard bars and the guard bar have the advantages that the structure is simple, the cost is low, the installation is convenient and rapid, the connecting strength is high, the service life is long, double sides of the guard bar can be opened, and the like.

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