Illumination intensity adjusting device

• Main Authors: CHEN CHANGZHONG, WEI WEI, LIU CHENGQUAN
• Format: Patent
• Language: Chinese; English
• Published: 30.07.2019
• Subjects: BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

The utility model discloses an illumination intensity adjusting device. The device comprises a control cylinder, a rotating pipe, a light filtering pipe, an illumination unit and a shading groove, therotating pipe is arranged on the control cylinder in a sleeving manner; the left end of the filter tube is detachably connected with the rotating tube; a shading plate is arranged at the right end ofthe filter tube; the illumination unit and the shading groove are detachably connected with the side wall of the control cylinder. The light filtering pipe comprises a plurality of light filtering areas with different light transmittance, a plurality of clamping grooves are formed in the inner wall of the rotating pipe, the clamping grooves and the light filtering areas are arranged in a one-to-one correspondence mode, grooves are formed in the side wall, close to the rotating pipe, of the control cylinder, clamping balls are arranged in the grooves, and the clamping balls are connected withthe inner walls of the groo