What do small 50 lock bodies and large 50 lock bodies mean? What is the difference between them

In layman's terms, the small 50 lock body is a distance of 5 cm between the rod hole and the keyhole. The large 50 lock body is also 5 cm, but the lock body is larger.

The difference lies in the size of the two lock bodies, the distance between the rod hole and the keyhole is 5 cm, but the large 50 lock body is larger, and the small 50 lock body is smaller.

In layman's terms, the small 50 is a distance of 5 cm between the rod hole and the keyhole. The big 50 is also 5 cm, but the lock body is larger, and the big 50 and the small 50 are just different names. Generally speaking, the small 50 lock body is smaller than the large 50 lock body.

1. lock: lock (pinyin: suǒ), a Chinese character that can be used as both a noun and a verb.

As a noun, lock refers to the sealer added to the door, box, drawer and other objects, which can only be opened with a special key, and can also refer to a person's name or surname; As a verb, it refers to locking, closing, etc. with a lock.

2. History: Locks were born almost at the same time as private ownership. As early as 3000 B.C., in the Yangshao cultural site in China, there are wooden locks installed on wooden frame buildings.

In the Eastern Han Dynasty, the technology of iron three-reed locks in China had reached a very high level. The three-reed lock has been used for more than 1,000 years.

The difference between a small 50 lock body and a large 50 lock body:

1. Lock cylinder distance: small 50 lock body and large 50 lock body are through the rod hole and the distance between the keyhole is 5 cm.

2. Appearance volume: small 50 lock body appearance volume is relatively small; The appearance of the large 50 lock body is relatively large.

The difference between a 50 lock body and a 58 lock body is:

50 lock body is the distance between the rod hole and the keyhole is 5 cm, 58 the lock body is the distance between the rod hole and the keyhole is cm. 50 and 58 refer to the distance between the opening of the handle rotation shaft of the lock body and the opening of the lock cylinder.

There are many kinds of door lock bodies, such as one-way lock bodies, three-way lock bodies, four-way lock bodies, etc. Generally used in the anti-theft door, responsible for the basic anti-theft work of the anti-theft door, the lock cylinder is to control the operation of the lock body, the lock body is responsible for opening and locking the doors and windows, and plays an important role in anti-theft.

The difference between the big 50 and the small 50 is that they are both 50 lock bodies, but one is larger and the other is smaller. The 58 lock body is larger.

50 and 58 refer to the distance between the opening of the handle rotation shaft of the lock body and the opening of the lock cylinder.

A large and small, small 50 has now been eliminated, and the lock body is divided into ordinary and bearing lock body, the latter *** point.