The free handle is also known as the safety handle. The free handle is only for semi-automatic smart locks
. Before passing the authentication (that is, using fingerprints, passwords, proximity cards and other unlocking instructions), the handle is in a state of no force. Press the handle down, and the handle will rotate, but it will not drive any devices. Lock. Only after passing the certification, the motor drives the clutch, and the handle can be unlocked by pressing down at this time.
The benefits of using a free handle
1. Anti-violence strong pressure handle
Under normal circumstances, people will not press the handle when they know that the door is locked. However, some people with ulterior motives will destroy the internal parts of the lock by pressing the handle to achieve the purpose of illegal unlocking. The use of free handles makes them have nowhere to exert force, which can improve the security performance of smart locks.
2. Extend the life of electromechanical components
Children are naturally active and playful. They also like to play the game of opening and closing the door. They not only play their own, but also like to press and open the doorknob of others when they see it. Many children play the game of opening and closing the door. Few injuries, and frequent pressing of the handle will affect the service life of the smart lock. The design principle of the free handle: after the smart lock is correctly authorized, the motor drives the clutch to close and the handle is under force; after a few seconds, the motor stops working, the clutch is disengaged and the force is no longer applied, and the handle is in an idling state. Such a design can prevent the damage of the handle from affecting the life of the electromechanical components, and can also reduce the injury caused by children playing with the door handle.
The free handle also has an important function of preventing tailgating. The time for the motor to drive the clutch is only 6-10 seconds. As long as the lock is quickly locked after entering the house, when the person behind presses the handle, it is in an idling state, which completely eliminates the possibility of tailgating.
4. Anti-lock is more convenient
With this design, the user only needs to lift the handle lightly to lock the lock after going out, which is safe and saves time and effort.
Smart lock free handle has so many benefits, did you know?