| 摘要 |
The present invention relates to a locking device by which a shed door for caging livestock or individually separate livestock in a shed for raising cows or pigs may be locked not to be optionally opened. The locking device of the present invention comprises: a plate-shaped door fixing piece (110) coupled with one side of a door (20); a chain insertion slot (112) formed on the door fixing piece (110) and enabling a chain (130) inserted therein; a plate-shaped cage fixing piece (120) coupled with a shed cage (10) contacting the door fixing plate (110) when the door (20) is closed; a chain insertion slot (122) formed in an inner horizontal direction from the outside of a body (101) of the cage fixing piece (120); and a chain (130) coupled with the shed cage (10). |
