40results about How to "Realize the warning effect" patented technology

The invention discloses a bicycle lock provided with alarm lights. The bicycle lock comprises two lock legs, hinge blocks, two lock arms and a lock head, wherein each hinge block is hinged to one end of the corresponding lock leg, each lock arm is hinged to the other end of the corresponding lock leg, the lock head is hinged to the free end of one of the lock arms, the free end of the other lock arm is provided with a lock hole which can be locked with the lock head in a buckled mode, planes between the lock legs and the lock arms are in back-to-back arrangement so that the lock legs and the lock arms can be folded and drawn close in a paired mode and can be inserted into a containing sleeve with the front side and the rear side hollowed out, and the alarm lights which are arranged on the front sides, in the opposite directions, of the lock legs and the lock arms respectively in the length direction. The invention further discloses a bicycle lock provided with an alarm light. The bicycle lock comprises two lock legs and a lock arm, wherein the two ends of the lock arm are connected with the lock legs, and one end is connected through a lock head. The lock legs and the lock arm are unfolded to form a loop-back structure, so that a bicycle is locked; the lock legs are stretched to form the triangular alarm light in combination with the lock arm, when the bicycle is ridden at night, the lock can be inserted into a containing sleeve, and the alarm light is turned on and can be unfolded and hung at the side or the back of a bicycle body, so that the alarm effect is achieved.