Device for opening heavy flat cover

The utility model discloses a device for opening a heavy flat cover. The device comprises a base; the lifting rod is provided with a vertical section and a transverse section, a lifting component is arranged at the end of the transverse section, and the vertical section is restrained on the base in...

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Bibliographische Detailangaben
Hauptverfasser:	CUI JIAOYUE, YAN XIANG, ZHAO ZHIYANG, ZHOU BAIFENG, JIE WEILIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR BLASTING CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING CYLINDERS ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HANDLING THIN OR FILAMENTARY MATERIAL HEATING LIGHTING MECHANICAL ENGINEERING PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS PISTONS SEALINGS STORING THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a device for opening a heavy flat cover. The device comprises a base; the lifting rod is provided with a vertical section and a transverse section, a lifting component is arranged at the end of the transverse section, and the vertical section is restrained on the base in the mode that the vertical section can rotate around the axis of the vertical section and move up and down; an arc-shaped groove extending in the circumferential direction is formed in the side circumferential wall of the vertical section, the arc-shaped groove is provided with a first section groove and a second section groove which are sequentially arranged and communicated in the extending direction of the arc-shaped groove, the second section groove is horizontally arranged, and the height of the second section groove is lower than that of the first section groove; the movable column is inserted into the first section of the arc-shaped groove; the output end of the driving mechanism acts on the movable column s