Overheight vehicle height limit warning method, device and system, computer equipment and computer readable storage medium

The invention relates to an over-height vehicle height limit warning method, device and system, computer equipment and a computer readable storage medium. The over-height vehicle height limit warning method comprises the steps that whether first over-height vehicle information is received or not is judged; under the condition that the first over-height vehicle information is received, a spraying signal is generated, so that a spraying device is started in front of the over-height vehicle driving path to form water mist with a preset height away from the ground; judging whether second over-height vehicle information is received or not; and under the condition that the second over-height vehicle information is received, a landing signal is generated, so that a flexible height limiting device is started in front of the over-height vehicle driving path. The device has the advantages that the spraying device is controlled by a spraying signal to carry out first-time interception early warning on an over-height veh