The internal structure of the ball door lock latch diagram

The center point of the lock is the lock cylinder, in fact, the internal structure of the door lock is very simple, there is a lock cylinder, tension spring, spindle, lock body, rubber strip rebound, lock hook and so on, mainly these parts. Its structure is as follows:

Sphere door locks: inner and outer handle (lock handle) is spherical, for installation in wooden doors, steel doors, aluminum doors and plastic doors on the use of door locks. Products according to the lock structure is divided into bullet ball locks, leaf ball locks. Products according to the lock body structure is divided into cylinder ball locks, three-lever ball locks, fixed locks, pull handle set of locks; locking device is divided into buttons, knobs and knobs.

Expanded Information:

Daily Maintenance of the Ball Lock

1. The locks in the In the process of opening and closing the door on weekdays, it is best to hold the handle to rotate the lock tongue into the lock body, close the door and then let go, do not hit the door hard, otherwise it will reduce the service life. Do not use a wet cloth to wipe the lock body and handle, because some metal locks will rust; alloy locks will wear off the plating, losing the beautiful effect.

2. Often keep the transmission part of the lock body with lubricant to keep its transmission smooth and prolong the service life. It is recommended to check once a year or half a year, and also check whether the fastening screws are loose to ensure tightness.

3. In the process of using the lock, periodically (half a year or a year) or when the key insertion and extraction is not smooth, you can smear a small amount of graphite powder or pencil powder in the slot of the lock cylinder to ensure that the key insertion and extraction is smooth. But do not add any other oil for lubrication, in order to avoid grease sticking to the spring, resulting in the lock can not be turned and can not be opened.

4. Always check the lock body and latch plate clearance, lock tongue and latch plate holes in the height of the fit is appropriate, the door and the door frame with the best clearance of 1.5mm-2.5mm. If you find a change, you should adjust the position of the door hinge or latch plate.

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