How to lock the door in ancient times? It was played in TV series. When people insert the latch into something, the door cannot be opened from the outside.

There are many ways to lock the door in ancient times, and there will be different practices according to different times and regions. Latch is a common ancient door lock. This is a simple mechanical door lock. The door panel is fixed by inserting a latch between the door frame and the door panel, thereby preventing the door from being opened from the outside.

In TV series, the way to insert the latch is usually to insert the latch into the groove of the door frame to fix the door panel. If you want to open the door from the outside, you need to pull out the latch, which requires some strength and skill.

In addition to bolt, ancient people also used other door locks, such as bolt, buckle lock, hook lock and so on. These door locks use simple mechanical principles to fix the door panels and protect the safety of the house.

With the development of technology, modern door locks have far surpassed ancient door locks. Modern door locks use various advanced technologies, such as electronic passwords, smart cards, biometrics and so on. These technologies make door locks safer and more convenient.