Height-adjustable movable elevator maintenance warning sign device

The invention discloses a height-adjustable movable elevator maintenance warning sign device which comprises a device body, a base, rollers, a connecting shaft, a hydraulic lifting column and a warning sign. The base is arranged on the device body, the lower side face of the base is fixedly connected with the rollers, two side faces of the base are connected with the connecting shaft, the upper side face of the base is fixedly connected with the hydraulic lifting column, and a telescopic end of the hydraulic lifting column is fixedly connected with the warning sign. The device has the advantages that the height of the warning sign is conveniently adjusted, and the warning sign is easy to move and suitable for use in maintenance environments of various places. 本发明公开了种可调节高度的移动型电梯维修警示牌装置，包括装置本体、底座、滚轮、连接轴、液压升降柱和警示牌，所述装置本体上设置有底座，所述底座的下侧面与滚轮固定连接，所述底座的两侧面与连接轴连接，所述底座的上侧面与液压升降柱固定连接，所述液压升降柱的伸缩端与警示牌固定连接。该发明的有益效果是警示牌高度调节方便、容易移动，适合各种场合的维修环境使用。