密码锁并不是一种频繁操作使用的产品，可以说是一种半静态的产品，采用机械的方式要更加实用一些。但是，由于电子密码锁的密码量大，给人们主观上造成的感觉会更安全一些。从上个世纪80年代以后，新型锁具的研发大部分集中在智能化电子密码锁上-Password lock is not a frequent operation use the product, it can be said is a semi-static products, using mechanical means to be more practical number. However, due to large electronic password lock, caused to people subjectively feel more secure. From the last century, 80 years later, the development of new locks are mostly concentrated in the intelligent electronic password lock