Is this type of door handle
There is a hole in the ball, looking for something into the top of the ball at the same time.
In the door inside the cover with a thread, turn it down. See two screws, twist down. Get it
Spherical door lock method: 1, in the opposite direction of the lock inside the handle, in the handle of a small part of a small hole, with hard thin things (such as nails) inserted into the hard to withstand, and pull Handle the ball out of the pull out. 2, the card in the door that disk turned counterclockwise, you will see there are two screws, with a cross dice knife to remove, from the outside to be able to pull out the ball. 3, lock the heart from the door to get rid of the two points can be pulled out.