Suspended-type smart painting apparatus for building wall surface

(11) and is connected to the reel (31) in a transmission manner, a cable in a vertical direction is connected to the reel (31), and the other end of the cable is respectively wound around the damping shaft (121) and connected to the two ends of the horizontal plate (32);

• the horizontal movement mechanism (33) comprises a pair of roller wheels (331) arranged symmetrically up and down and hinged with the horizontal plate (32), a second motor (332), and a transmission gear (333), the roller wheel (331) is provided with a groove, a horizontal cable is inserted into the groove, the second motor (332) is firmly disposed on the horizontal plate (32), and the second motor (332) is connected to the roller wheel (331) in a transmission manner through the transmission gear (333);
• the control mechanism (4) comprises a microcontroller (42), an air pump (43), and a sensor group (41) that are disposed on an upper-end surface of the support main body (11), and the sensor group (41) comprises a distance sensor, a lighting lamp, and a camera;
• the paint storage mechanism (5) comprises a circular storage drum (52) disposed on a lower-end surface of the support main body (11), a one-way air valve (51) disposed on the circular storage drum (52), a stirring rod (53), an electromagnet array (56), and a paint outlet (57), one end of the stirring rod (53) is connected to the circular storage drum (52) through a ball joint (55), and the other end of the stirring rod (53) is bent downward and firmly provided with a magnet (54), and the electromagnet array (56) is made of several electromagnets laid radially on a bottom of the circular storage drum (52);
• and
• an air outlet of the air pump (43) is connected to the one-way air valve (51), the paint outlet (57) is connected to one end of a feeding pipe, and the other end of the feeding pipe passes through an inner cavity of the support arm (21) and is connected to an inner cavity of the painting spray head (22).