Hoisting method of transmission line guyed tower shaped like Chinese character 'gan'
The invention relates to the field of iron tower hoisting, in particular to a hoisting method of a transmission line guyed tower shaped like a Chinese character 'gan'. The hoisting method includes thefollowing steps of S1, ground assembling; S2, hoisting of a tower body and an upper cross...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the field of iron tower hoisting, in particular to a hoisting method of a transmission line guyed tower shaped like a Chinese character 'gan'. The hoisting method includes thefollowing steps of S1, ground assembling; S2, hoisting of a tower body and an upper cross arm; S3, unhooking; S4, mounting of a stay wire; S5, hoisting of a lower cross arm; S6, adjusting of the mounting precision of the tower body. According to the structural characteristics of the guyed tower shaped like the Chinese character 'gan', the four parts are assembled respectively on the ground firstly before being hoisted, a split type assembling and erecting method is adopted, the tonnage requirement of a hoisting machine is lowered, damage to plants is reduced, the influences on an ecological system are greatly reduced, and meanwhile the construction cost is also reduced. Ground tower assembling cooperates with tire type hoisting machine tower erecting, most work of iron tower assembling iscompleted on the ground, |
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