Door Lock Actuator 51217281952 For BMW F15 F16 G11 G12

Car door locks usually consist of the following main components:

1. Lock core: the core component of the door lock, which is used to control the locking and unlocking of the door. The lock cylinder usually includes a lock cylinder and a keyhole. The lock cylinder is operated by a key or an electric device to control the expansion and contraction of the lock tongue.

2. Locking tongue: also known as door lock buckle, it is a part controlled by lock core, which is used to fix the connection between the door and the body frame when it is closed, so as to ensure the safe locking of the door.

3. Lock cylinder motor: the key component in the door lock system of electric vehicle, which is used to drive the rotation of the lock cylinder and control the expansion and contraction of the lock tongue. The lock cylinder motor can remotely lock and unlock the door by receiving the circuit control signal.

4. Lock cylinder transmission device: the transmission device connecting the lock cylinder and the lock tongue drives the lock tongue to expand and contract through the rotation of the lock cylinder to lock and unlock the door.

5. Lock core control unit: the controller in the door lock system of electric vehicle, which is responsible for receiving the signal from the remote controller or the button in the car, controlling the work of the lock core motor and realizing the remote locking and unlocking of the door.

In addition to the above main components, the car door lock may also include anti-pry devices, waterproof seals, connecting rods and other auxiliary components to ensure the safety and reliability of the door lock.

Generally speaking, the structure of automobile door lock mainly includes key components such as lock cylinder, lock tongue, lock cylinder motor, lock cylinder transmission device and lock cylinder control unit, which work together to realize the safe locking and convenient opening of the door.