Length-adjustable supporting rod

Length-adjustable supporting rod

The utility model discloses a length-adjustable stay bar, which comprises a stay bar, a connecting part and a screw jack, the stay bar comprises a pipe I and a pipe II, one end of the pipe I and one end of the pipe II are coaxially nested with each other, and the pipe I and the pipe II are respectiv...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHANG GUOCHANG, HUANG SHIFAN, ZHANG HUI, ZHAO QIANQIAN, TANG JIANGCONG
Format: Patent
Sprache:chi ; eng
Schlagworte:
HAULING
HOISTING
HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDEDFOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCEDIRECTLY TO THE SURFACE OF A LOAD
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Beschreibung
Zusammenfassung:The utility model discloses a length-adjustable stay bar, which comprises a stay bar, a connecting part and a screw jack, the stay bar comprises a pipe I and a pipe II, one end of the pipe I and one end of the pipe II are coaxially nested with each other, and the pipe I and the pipe II are respectively provided with at least two positioning holes. Pins are arranged in the corresponding positioning holes in the first pipe and the second pipe in a penetrating mode, the screw jack is connected to the other end of the first pipe in a screwed mode, and the connecting part is arranged at the other end of the second pipe. Through cooperation of the supporting rod, the connecting component and the screw jack, the connecting component and the screw jack are arranged at the two ends of the supporting rod, after large-size adjustment of the supporting rod, fine adjustment is conducted through the screw jack, adjustment of the length of the supporting rod is limited through a positioning hole and a pin, a sleeve does not