Modular insulation aerial work vehicle and aerial work method

The invention belongs to the field of electrified work platforms and discloses a modular insulation aerial work vehicle and an aerial work method. The modular insulation aerial work vehicle comprisesa downward moving platform, supporting leg modules are arranged on the downward moving platform, the supporting leg modules can make contact or be separated from the ground surface, and the downward moving platform is further provided with a jacking locking mechanism and a horizontal moving mechanism. The modular insulation aerial work vehicle further comprises an insulation platform and at leastone insulation module. The jacking locking mechanism is configured to be capable of jacking and fixing the insulation platform and at least one insulation module, the adjacent insulation modules can be in vertical butt joint, and the insulation modules and the insulation platform can be in vertical butt joint. The horizontal moving mechanism is configured to be capable of conveying the insulationmodules and making the insu