The invention discloses an ultra-low-height omni-directional heavy-load transfer trolley which comprises a trolley body, a lifting mechanism, a driving device, an anti-explosion lead-acid battery, an anti-explosion
remote control device, a control box, a driving box, a
vibration detection terminal, a charging socket and storage and transportation accessory equipment. The lifting mechanisms, the anti-explosion lead-acid battery, the control box, the driving box, the
vibration detection terminal and the charging socket are all installed in the vehicle body, the lifting mechanisms are symmetrically arranged on the two sides of the vehicle body, the driving device is installed at the bottom of the vehicle body, and the storage and transportation accessory equipment is detachably connected with the vehicle body. The overall height of the transfer trolley is smaller than or equal to 450 mm, the rated load is larger than or equal to 6 t, the anti-explosion grade reaches the IIBT4 grade, and the transfer trolley is suitable for ship cabin narrow space operation under the five-grade sea condition. By being applied to the comprehensive supply ship, loading, unloading, transferring and storing of various types of transferring objects can be independently completed, the transferring trolley has the omni-directional walking capacity, the whole trolley is low in height, and the transferring trolley is suitable for walking in a cabin or going in and out of an
elevator in the on-load state and the no-load state.