Installation protection device for hall protection sleeve of automobile speed sensor

The invention discloses an installation protection device for a hall protection sleeve of an automobile speed sensor, relates to the installation technology of the hall protection sleeves of automobile speed sensors, and aims at solving problems that a conventional installation mode of a protection sleeve of a hall element is poor in installation efficiency and is long in installation time. A protection sleeve slideway is matched with a vehicle speed sensor and the hall element. The vehicle speed sensor is disposed on a vehicle speed sensor housing direction adjustment unit which is used for driving a vehicle speed sensor housing to rotate. The protection sleeve slideway is disposed on a protection sleeve slideway position adjustment unit, and the protection sleeve slideway position adjustment unit is used for driving the protection sleeve slideway to rotate. After position adjustment, the protection sleeve slideway is vertically opposite to an inlet port of the vehicle speed sensor housing. A manual control