Illumination-angle-adjustable lighting facility for tunnel lighting
The invention relates to the technical field of tunnel lighting and discloses an illumination-angle-adjustable lighting facility for tunnel lighting. The illumination-angle-adjustable lighting facility for tunnel lighting comprises a fixing plate, wherein a base is fixedly mounted on the left of the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of tunnel lighting and discloses an illumination-angle-adjustable lighting facility for tunnel lighting. The illumination-angle-adjustable lighting facility for tunnel lighting comprises a fixing plate, wherein a base is fixedly mounted on the left of the fixing plate; a moving groove is formed in the upper end of the base; a sliding wheel is movably mounted at the left end of the bottom of the base; a rotating shaft is fixedly connected into the base through a fixing rod; a gear is rotationally connected onto the rotating shaft; and a first movingrod is rotationally connected onto the rotating shaft and positioned at the rear end of the gear. The illumination-angle-adjustable lighting facility for tunnel lighting is characterized in that through the interference fit between a first connecting rod and the gear, a second connecting rod is lift upward when a push rod is manually pushed; when a power-assisting rod is driven by the second connecting rod to be lift, the |
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