Smart chain lock

The invention relates to a smart chain lock comprising a lock shell, a lock cylinder and a lock bar. Both ends of the lock shell are separately provided with a first lock hole and a second lock hole.The lock cylinder is sleeved with the lock shell, and the lock cylinder and the lock shell are detachably connected. The lock cylinder includes an opening and closing assembly and a battery assembly,and the battery assembly is detachably connected with the opening and closing assembly. The lock bar includes a first end portion and a second end portion, the first end portion penetrates through thefirst lock hole and is fixedly connected with the lock shell. The second end portion penetrates through the second lock hole and is detachably connected with the opening and closing assembly. The structure is more compact, the disassembly and assembly are more convenient, and the lock cylinder fault detection and battery replacement are facilitated to a great extent. 本发明涉及种智能链锁，包括：锁壳，锁壳的两端分别开设有第锁孔和第二锁孔；锁芯，套设于所述锁壳内，锁芯与锁壳可拆卸