Electric large wheel multifunctional stair trolley

Abstract

The invention relates to an electric large-wheeled multifunctional stair car. A frame in the shape like the Chinese character of mu forms a left rectangular frame, a middle rectangular frame and a right rectangular frame, the left rectangular frame is internally provided with a left combined large-wheeled driving machine, the right rectangular frame is internally provided with a right combined large-wheeled driving machine, a self-balancing pedal machine is arranged in the middle rectangular frame, the left combined large-wheeled driving machine and the right combined large-wheeled driving machine are in left-right symmetry and have the same structure, the stair car has the functions of going up and down stairs, platform turning, front horizontal pedal automatic horizontal adjustment and human body gravity center automatic adjustment under a low-gear four-wheel self-balancing mode, four points of four wheels support and balance the whole car, the supporting gravity center is on the front wheel step, and a front horizontal pedal is controlled by a gyro horizontal sensor to be always in a horizontal state; and the stair car has the function of flat road driving under a high-gear double-wheel self-balancing mode, the human body gravity center is on the axles of a left rear wheel and a right rear wheel, and the gyro horizontal sensor controls the left rear wheel and the right rearwheel to move forward or backward to keep the stair car in a balanced state.

Description

technical field [0001] The invention relates to an electric stair trolley, in particular to an electric large-wheel multifunctional stair trolley. Background technique [0002] At present, residential buildings with more than ten floors in our country are equipped with elevators, and quite a few residential buildings with six floors do not have elevators. It is very difficult for people on the sixth floor to go up and down the stairs, which is very inconvenient, especially for the elderly, weak, sick, It is even more difficult for the disabled to go upstairs and downstairs. There is an electric wheelchair-type stair-climbing trolley on the market. It is equipped with electric crawler wheels under the electric wheelchair, which can effectively help people in wheelchairs go up and down stairs. The disadvantage is that because it is wheelchair-type, it has two sets of drive systems. Therefore, the structure is complicated, the volume is large, and the cost is high. There is a...

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the technical defects of the existing electric stair trolley, the present invention discloses an electric large-wheeled multifunctional stair trolley, which not only solves the problem of people going up and down stairs, but also has simple structure, multi-function, low cost, safety and reliability.

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