Outdoor-based protective signboard

The utility model discloses an outdoor protection type signboard which comprises a bottom plate, the top end of the bottom plate is fixedly connected with a stand column, the top end of the stand column is movably connected with a movable plate, one end of the movable plate is fixedly connected with...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JIAO YAFEI, JIAO YABIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING BLASTING CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LABELS OR NAME-PLATES LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING PHYSICS SEALS SHOCK-ABSORBERS SIGNS SPRINGS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses an outdoor protection type signboard which comprises a bottom plate, the top end of the bottom plate is fixedly connected with a stand column, the top end of the stand column is movably connected with a movable plate, one end of the movable plate is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a frame, and the top end of the frame is provided with a convenient disassembly and assembly mechanism. The device is scientific and reasonable in structure and safe and convenient to use, by rotating the rotary table, the rotary table drives the rotary drum to rotate, so that the lifting rod is pushed, the lifting rod pushes the fixing block and the cover plate to ascend, the fixing block and the cover plate are fixed, the fixing block and the cover plate are fixed, the fixing block and the cover plate are fixed, and the fixing block and the cover plate are fixed. And meanwhile, limiting on the cover plate is relieved by rotating the