Electric balance bike

An electric balance bike comprising:

• a bike frame comprising a seat at an intermediate position thereof, a head tube at a front end thereof, and a rear fork at a rear end thereof;
• a front fork connected to a lower end of the head tube;
• a handlebar connected to the head tube, the handlebar configured to control rotation of the front fork;
• a front wheel connected to the front fork;
• a rear wheel connected to the rear fork;
• an actuating assembly arranged between the bike frame and the rear wheel, the actuating assembly comprising an actuator located below an intermediate section of the bike frame, a driving member located at an axle of the rear wheel, and a driving belt that is wrapped around the actuator and the driving member;
• a battery detachably connected to the actuating assembly;
• and
• a power control system comprising a controller, a power-on speed regulation control member, and a power-off brake control member, the controller being respectively electrically connected to the actuator and the battery, the power-on speed regulation control member and the power-off brake control member are located at the handlebar and are respectively connected to the controller to control the battery to supply power or not and set power outputting statuses of the actuator according to changes of an operation program of the controller, so that a highest running speed of the electric balance bike is controlled;
• and wherein
• the controller further comprises a power abnormality response system comprising a determination component, detection components, and a warning component;
• wherein the determination component is respectively connected to the detection components and the warning component, the detection components respectively detects running statuses of the actuator and the battery and outputs detection values, the determination component receives the detection values and determines whether the detection values are abnormal or not to output different control signals to drive the warning component to respectively send out different warning signals;
• and wherein
• the detection components are connected to the power-on speed regulation control member and the power-off brake control member, and comprise voltage feedback circuits, current feedback circuits and heat sensing members, the battery is connected to the voltage feedback circuits, so that a voltage of the battery is detected to confirm an electric quantity of the battery;
• and the actuator is connected to the current feedback circuits, so that a current of the actuator is detected;
• and
• wherein the heat sensing members are respectively connected to the battery, the actuator, the power-on speed regulation control member, and the power-off brake control member for detecting running temperatures;
• and wherein
• the detection components comprise timing members, the timing members are connected to the actuator, the battery, the power-on speed regulation control member, and the power-off brake control member for detecting running times;
• and
• wherein the warning component is a buzzer, and
• when the determination component determines that corresponding detection values obtained through detecting the battery by the current feedback circuits are lower than a normal value, a voltage of the battery is determined to be too low, so that a control signal is sent out for warning that battery power is insufficient, and the warning component sends out a sound warning signal with one long and two short sound;
• and wherein
• when the determination component determines that the corresponding detection values obtained through detecting the battery by the current feedback circuits are different from the normal value, the actuator is determined to be over-current, so that a control signal is sent out for warning that the actuator is over current, and the warning component sends out a sound warning signal with one long and three short sound;
• and wherein
• when corresponding detection values obtained through detecting the battery by the heat sensing members are different from the normal value, a temperature of the battery is determined to be abnormal, so that a control signal is sent out for warning that the temperature of the battery is abnormal, and the warning component sends out a sound warning signal with one long and four short sound;
• and wherein
• when the determination component determines that corresponding detection values obtained through detecting an interior of the controller by the heat sensing members are different from the normal value, a temperature of the determination component is determined to be abnormal, so that a control signal is sent out for warning that the temperature of the determination component is abnormal, and the warning component sends out a sound warning signal with one long and five short sound;
• and wherein
• when the determination component determines that corresponding detection values obtained through detecting the actuator by the timing members are different from the normal value, a running time of the actuator is determined exceed a standard and be abnormal, so that a control signal is sent out for warning that the running time of the actuator exceeds the standard and is abnormal, and the warning component sends out a sound warning signal with two long and five short sound.