Foldable ramp

A foldable ramp which is used as a stand for a billboard and is mounted on a place with a step in unfolded when used as a ramp, the foldable ramp comprising:

• a folding guide portion which forms an inclination surface;
• a first inclination portion which has one side rotatably coupled to one side of the folding guide portion to form the inclination surface together with the folding guide portion;
• a first support portion which has one side rotatably coupled to the other side of the first inclination portion supported by a floor and has an anti-slip pad coupled to a portion supported by the floor;
• a second inclination portion which has one side rotatably coupled to the other side of the folding guide portion to form the inclination surface together with the folding guide portion and the first inclination portion;
• and
• a second support portion which has one side rotatably coupled to the other side of the second inclination portion and supported by an upper part of the step, and has an anti-slip pad coupled to a portion supported by the step;
• a reinforcement portion which has an upper part coupled to at least one of the folding guide portion, the first inclination portion, and the second inclination portion, a lower part supported by the floor, and being height-adjustable;
• and
• a mounting portion into which the folding guide portion, the first inclination portion, the first support portion, the second inclination portion, and the second support portion are inserted and supported while being folded, wherein a transfer unit is disposed under the mounting portion, and is folded by a width corresponding to a width of the folding guide portion while being folded,
• wherein a plurality of holes are formed in the folding guide portion, the first inclination portion, and the second inclination portion, and an advertisement display portion is coupled through the holes,
• wherein the advertisement display portion which has fitting holes inserting a advertisement display board to upper portion and made of a transparent material, a gripping groove formed in an upper portion of one side surface of an accommodation case to accommodate the advertisement display board or to grip and take out the accommodated advertisement display board, and the accommodation case formed in a plurality of fastening protrusions supported by being fitted into the holes on the other side surface,
• wherein the mounting portion which has a drain hole formed from a top to a bottom;
• a power connection member to supply power;
• a speaker by supplying power through the power connection member;
• and
• a ventilation hole communicating with an empty space formed inside thereof.