Multifunctional voice alarm safety antitheft lock

The utility model relates to a multifunctional voice alarm safety anti-theft lock, which belongs to the technical field of society security industry and electronic machine manufacture industry, and is particularly practical in the fields of safety and anti-theft for automobiles, bicycles, motorcycles, motor vehicles, family storehouses, window objects, etc. The technical problem to be solved by the utility model is a voice alarm anti-theft device. The utility model is formed by the connection of a lock beam, a pull wire, a shell, a lock core cover, a key, a lock core, a battery, a horn, a speech amplifier, a twist switch, a pull nail, a spring and a conducting strip. The utility model is mainly arranged on an object; once thieving happens, the utility model can immediately send out strong scream, such as ' thieving, catching thieves. ' continuously and circularly. The utility model adopts voice alarm, which can guarantee property safety and maintain society stability.