| 摘要 |
Disclosed is a dust suction apparatus. A dust suction apparatus according to one embodiment of the present invention comprises: mats arranged on the respective upper surfaces of a door step arranged in transport means and having multiple suction holes for suctioning dust or foreign substances; operating members installed inside the suction holes to open or close the suction holes by means of pressure applied from an external source; a suction device for suctioning dust or foreign substances suctioned through the suction holes; a suction pipe connected between the mat and the suction device to move the dust and foreign substances suctioned through the suction holes to the suction device; and a discharge pipe, one end of which is connected to the suction device and the other end of which is extended toward the upper surface of the mat so as to receive the air discharged from the suction device. |
