Heat dissipation and dust removal device for multimedia television interaction all-in-one machine

The utility model discloses a heat dissipation and dust removal device for a multimedia television interaction all-in-one machine, relates to the technical field of multimedia television interaction all-in-one machines, solves the problem that the heat dissipation efficiency cannot be adjusted, and comprises an insertion rod which is in insertion fit with a heat dissipation hole of a machine body and is used for adjusting the spare size of the heat dissipation hole; the device further comprises an inserting rod and a fixing assembly, and the fixing assembly is used for driving the inserting rod to fix the inserting rod. According to the heat dissipation device, the insertion rod of a circular truncated cone structure is moved, so that the space between the heat dissipation holes and the insertion rod is adjusted, the purpose of adjusting the heat dissipation efficiency is achieved, and the effect after adjustment is guaranteed through the insertion rod. 本实用新型公开了一种多媒体电视互动一体机散热除尘装置，涉及到多媒体电视互动一体机技术领域，解决了散热效率不能调整