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发明公开
CN108657965A 一种门式起重机 无效 - 撤回

一种门式起重机
摘要：
本发明公开了一种门式起重机，包括：主梁，主梁采用长方体结构形式，在主梁的两端设置了电气框架，电气框架内设置了数据线和电源线，在主梁的下端设置了两个支撑梁，支撑梁采用八字结构形式，支撑梁为左右对称结构，在支撑梁的底端通过下横梁连接为一个整体，在主梁上设置了电动葫芦，在电动葫芦下端设置了主吊钩，本发明一种门式起重机，结构设计合理，整体稳定，并且移动方便。
摘要（英）：

The invention discloses a portal crane. The portal crane comprises a girder. The girder is of a cuboid structure. The two ends of the girder are provided with electrical frames. Data lines and power lines are arranged in the electrical frames. Two supporting beams are arranged at the lower end of the girder in an inverted-V-shaped structure. The supporting beams are arranged in bilateral symmetry.The bottom ends of the supporting beams are connected into a whole through a lower cross beam. An electric hoist is arranged on the girder. A main lifting hook is arranged at the lower end of the electric hoist. The portal crane provided by the invention is reasonable in structure design, stable in whole body and convenient to move.

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