Suspended door curtain advertising board

The utility model provides a suspension type door curtain billboard, which relates to the technical field of billboards and comprises a wind-up roller, a square groove is arranged on the surface of the wind-up roller, a first square rod is clamped in the square groove, the surface of the first squar...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: DU LINJIANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model provides a suspension type door curtain billboard, which relates to the technical field of billboards and comprises a wind-up roller, a square groove is arranged on the surface of the wind-up roller, a first square rod is clamped in the square groove, the surface of the first square rod is fixedly connected with a billboard, the bottom of the billboard is fixedly connected with a second square rod, and the second square rod is fixedly connected with the wind-up roller. The surface of the second square rod is slidably connected with a sliding frame, the surface of the winding roller is fixedly connected with a fixed ring, the surface of the winding roller is in threaded connection with a rotating cylinder, one end of the rotating cylinder is fixedly connected with a movable ring, the interior of the movable ring is rotatably connected with a moving ring, and the surface of the moving ring is fixedly connected with a clamping block. The foldable advertising board has the advantages that the fi