Strike plates are the parts of a door lock that are easy to replace when damaged. The lip guides the bolt in the correct direction in some strike plates. The strike plates contain an opening into which the bolt engages when the door is in the locking position, whereas the bolt disengages when the door is in unlock position. The strike plates are made up of metal attached to the door at the same height as the latch. They use a spring bolt on a pivot with a hook-shaped head. These types of locking mechanisms are commonly found on sliding doors.
This hinge bolts mechanism is found on the wooden door, which uses a hardened steel bolt that extends from the door frame and it locks the door when this bolt goes to that hole. It helps to prevent the door from opening when someone tries to enter forcefully. Hinge bolts are available on the sides of the door, and it provides additional security to the door lock. But this is not the ideal locking mechanism for an external lock because the door breaks when someone kicks the door hard. These barrel bolts are used on the inside of the bathroom door.
When we lock the door, the barrel bolt engages with the hole in the metal cavity, and when we unlock the door barrel bolt is drawn out from the faceplate. This mechanism is guided using a thumb during locking or unlocking the door. The long metal cylinder in the horizontal direction is used in the barrel bolt. This deadbolt door lock gets open or closed by the correct key only. The deadbolt is one of the secure locking mechanisms because it does not use any spring. The main drawback of this door lock is that there are chances of forgetting the key inside the house. This type of locking mechanism is very useful when we rush the leave the house and helpful for those who forget to lock the door every time. The spring bolt automatically locks itself without any key while shutting the door. When the spring releases, the spring retains its original position as previously. It helps the bolt to move in the lock body, which causes the door to open. When the door is in the unlock position, the spring clip compresses. The spring bolt or latch bolt is a spring clip used to hold the bolt in place. There are many types of latches used in a door locking mechanism.īelow are some common examples of bolts or latches. The function of bolts is to give permission to stop or permit opening the door.
It extends from the door and engages with the door frame when the cylinder is in the locking position and disengages when the cylinder is in unlock position. The bolt or latch is the part of the door lock made up of metal. Cylinder locks are one of the common examples of exterior locking arrangements. All pins move at the correct place, which causes the cylinder to open and allows the bolt to move. When we insert the right key in the keyhole, the uneven edge of the key pushes the pin to fit the height of the key in the lock body. To open the lock, we need to insert the correct key with the right pattern in the correct direction. It consists of a spring and several spring-loaded pins. The lock body consists of the total locking mechanism of the door lock. This cylinder is also called a lock body. The cylinder is the main part of the door lock where we insert the key. Door Knob or Handle Parts of a Door Knob/Lock and Functions Cylinder or Lock Body.
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