Rapid construction method for space cable surface stay cable rear fulcrum hanging basket in typhoon-prone area
The invention discloses a typhoon-prone area space cable surface stay cable rear fulcrum hanging basket rapid construction method which comprises the steps that a hanging basket main truss component is transferred to a lower site where a hanging basket is used, and rod pieces and joints of the hangi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a typhoon-prone area space cable surface stay cable rear fulcrum hanging basket rapid construction method which comprises the steps that a hanging basket main truss component is transferred to a lower site where a hanging basket is used, and rod pieces and joints of the hanging basket main truss component are elevated through I-shaped steel; node pins are driven in, and safety pins are installed; the vertical rods are connected with the upper and lower nodes through node pins; hoisting a front pull rod, sleeving an upper node, driving a node pin, closing the angles of the front pull rod and a front pressing rod by utilizing a chain block, driving the node pin, hoisting a rear pull rod and a rear pressing rod in sequence, and sleeving a rear node; a lifting point and a lifting appliance are selected and installed, and the lifting appliance is directly lifted to the position above a hanging basket rail to be installed; the hanging basket construction inner mold is integrally hoisted; pre |
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