Patent ID: 9620958
Date: 2017-04-11
CPC Classifications: A24F,H02H

Claim:
1. An electronic cigarette battery reverse connection protection device, comprising: a battery, a switch circuit, an alarm circuit, a discharge control circuit and a load circuit; wherein the battery is connected with the switch circuit; the switch circuit is connected with the discharge control circuit and the alarm circuit respectively; and the discharge control circuit is connected with the load circuit; wherein the switch circuit is configured to determine whether the battery is reversely connected according to a power signal provided by the battery; when the battery is reversely connected, the discharge control circuit is turned off, and the alarm circuit is turned on and generates an alarm signal; and when the battery is correctly connected, the discharge control circuit controls the load circuit working; wherein the switch circuit includes a first switch circuit and a second switch circuit; the first switch circuit is connected with the discharge control circuit the first switch circuit is configured to turn the discharge control circuit off when the battery is determined as being reversely connected; and the second switch circuit is connected with the alarm circuit the second switch circuit is configured to turn the alarm circuit on when the battery is determined as being reversely connected; and thereby reminding that the battery is reversely connected.