Household intelligent smoke alarm based on 4G communication

The utility model discloses a household intelligent smoke alarm based on 4G communication, which comprises a mounting seat and a smoke sensing box body, the mounting seat is fixed on an indoor ceiling through bolts, and the smoke sensing box body is detachably connected to the bottom of the mounting seat. A containing groove is formed in the top of the smoke sensing box body, a lithium battery is arranged in the containing groove, a containing cavity is formed in the smoke sensing box body, a controller, a smoke sensor, a buzzer and a 4G communication module are arranged in the containing cavity, the lithium battery is electrically connected with the controller, and the controller is in electric signal connection with the smoke sensor, the buzzer and the 4G communication module. The 4G communication module is in signal connection with a smart phone of a user. A smoke inlet hole communicated with the containing cavity is formed in the bottom of the smoke sensing box body. The beneficial effects of the utility