Patent ID: 8733988

Claim:
An adjustable sense lamp, comprising a bowl-shaped seat comprising a pair of semicircular seat pieces at a front section thereof to form a bowl trough, spaced grooves on an inner middle wall of each of the seat pieces to form an annular groove, a stop portion between the grooves of the seat pieces, a rear section of the bowl-shaped seat being connected to a power supply device; wherein the rear section of the bowl-shaped seat has a concave ring on an outer wall thereof to be screwed to a connector of a lamp holder; and a lamp base comprises a light source, a sensor, a wire control panel at a front end thereof and a power wire extending rearward, the lamp base further comprising a hollow ball-shaped head at a rear end thereof, the ball-shaped head having a pair of limit protrusions at two opposing sides thereof; the ball-shaped head at the rear end of the lamp base being located in the bowl-shaped trough formed between the two semicircular seat pieces of the bowl-shaped seat, the two seat pieces being adapted to clamp the ball-shaped head, the limit protrusions of the ball-shaped head being inserted in the annular groove before clamped and positioned, the power wire of the lamp base passing the ball-shaped head and the bowl-shaped seat to conduct with the power supply device; wherein, when the lamp base is pulled, the limit protrusions in the annular groove functions as a support axle so that the ball-shaped head of the lamp base clamped in the bowl-shaped trough can be adjusted to a desired angle.