The invention discloses a heavy tower crane boom structure based on an improved steel pipe. The heavy tower crane boom structure comprises a base part, a conversion part and an extension part which are connected in sequence, the base part comprises a fixing plate, a first connecting plate, a first lower chord pipe and a first upper chord pipe which are sequentially connected, and a first abdominal pipe and a second abdominal pipe are arranged between the first lower chord pipe and the first upper chord pipe; the conversion part comprises a second connecting plate, a second lower chord pipe, a second upper chord pipe and a third connecting plate which are connected in sequence; a third web pipe and a fourth web pipe are connected between the second upper chord pipe and the second lower chord pipe; the extending part comprises a fourth connecting plate, a third lower chord pipe, a third upper chord pipe and an end plate which are connected in sequence; a fifth web pipe and a sixth web pipe are connected between the third lower chord pipe and the third upper chord pipe; the device is reasonable in structural design, high in stability and suitable for application and popularization.
本发明公开了一种基于改良钢管的重型塔机起重臂结构,包括依次连接的基部、转换部和延伸部;基部包括依连接的固定板、第一连接板、第一下弦管和第一上弦管,第一下弦管和第一上弦管之间设有第一腹管和第二腹管;转换部包括依次连接的第二连接板、第二下弦管、第二上弦管和第三连接板,第二上弦管和第二下弦管之间连接有第三腹管和第四腹管;延伸部包括依次连接的第四连接板、第三下弦管、第三上弦管和端板,第三下弦管和第三上弦管之间连接有第五腹管和第六腹管;本发明结构设计合理,稳定性高,适宜推广使用。
Heavy tower crane boom structure based on improved steel pipe
一种基于改良钢管的重型塔机起重臂结构
2022-11-01
Patent
Elektronische Ressource
Chinesisch
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