Special safe lock of public bicycle

The utility model provides a special safe lock of public bicycle, includes lock casing, U type catch that the polyethylene constitutes, signal transduction system and locking mechanical system, lock casing top one side is equipped with sensor housing, and the opposite side is equipped with the backup battery box, is equipped with a plurality of solar cell panel on the lock casing, lock casing bottom both ends are equipped with the catch and import and export, and signal transduction system includes car borrowing card sensor, microprocessor and wireless signal transmitter, and inside locking mechanical system was located the lock casing, including location magnet, motor and joint pole, U type catch top both ends inboard all was equipped with the joint recess, and the joint recess is the square groove structure. Only need use public bicycle car borrowing card can realize accomplishing to lock in real time the car to the unblock and the locking of lock during the use, improve the security performance. 种公共自行车专用安全