Patent ID: 11873663
Assignee: SMART ELECTRONIC INDUSTRIAL (DONG GUAN) CO., LTD.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 1:
2. The door lock device of claim 1, wherein the linkage mechanism includes:
a first gear;
a rotary head disposed in a movable cavity of the first gear, and capable of rotating within the movable cavity in a preset range;
a first drive shaft, one end of which is connected to the switch mechanism, and the other end thereof passes through the rotary head to connect with the oblique tongue drive assembly;
a second gear;
a rack, one end of which meshes with the first gear, and the other end thereof meshes with the second gear; and
a second drive shaft, one end of which is connected to the second gear, and the other end thereof is connected to the deadbolt drive assembly.