Device with earthquake alarm function

The invention discloses a device with earthquake alarm function. The device comprises a shell with internal chambers; a trigger chamber and an alarm chamber are formed in the shell; a screw, an anti-sliding nut, a sliding block, a ball and a trigger switch are arranged in the trigger chamber; the anti-sliding nut is screwed with the screw; the ball is arranged on the upper surface of the anti-sliding nut; the sliding block is sleeved on the screw; the trigger switch is arranged below the sliding direction of the sliding block; an alarm and a battery for supplying power to the alarm are arranged in the alarm chamber; the battery is electrically connected with the alarm; and one end of the trigger switch is connected with the battery, and the other end of the trigger switch is connected with the alarm. When an earthquake is coming, the ball falls from the edge of the anti-sliding nut and hits the sliding block during falling, and the sliding block presses the trigger switch, so that thealarm is connected with the battery and gives sound and bright light alarm signals to remind people of the coming earthquake, and the people can quickly escape under the assistance of the device; andthe device has simple structure and low cost, and can be widely applied in a common family.