Tool-free angle adjusting device and lamp

• Main Authors: ZENG DINGWEN, HU YUNFENG, ZHU RONGQING, LI ZHIWEI
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2023
• Subjects: BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; LIGHTING; MECHANICAL ENGINEERING; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; WEAPONS

The lamp comprises the tool-free angle adjusting device, the tool-free angle adjusting device comprises a mounting support, a connecting support, a pivot shaft and an elastic locking piece, the mounting support is provided with a first pivot hole and a plurality of angle adjusting insertion holes distributed in an arc shape, and the circle center of the arc is located on the axis of the first pivot hole; the connecting bracket is used for connecting an illuminating lamp body and is provided with a second pivoting hole corresponding to the first pivoting hole; the pivoting shaft penetrates through the first pivoting hole and is matched with the second pivoting hole; the elastic locking piece comprises a sleeve, a lock pin, an elastic piece and a pulling piece, the sleeve is connected with the connecting support, an annular boss is arranged on the inner side wall of the sleeve in a protruding mode, one end of the lock pin penetrates through the annular boss and is connected with the pulling piece, the other end