Replaceable multifunctional heating table

A replaceable multifunctional heating table, comprising:

• a table frame, wherein a desktop plate is provided at an upper end of the table frame, and an installation hole is formed in a middle portion of the desktop plate;
• a heating assembly comprising a combustion pipe, wherein the combustion pipe is provided inside the table frame and is corresponding to the installation hole;
• and
• an extension structure comprising a cover, a tea set and a grill,
• wherein one of the cover, the tea set and the grill is provided on the installation hole to make the replaceable multifunctional heating table have a plurality of usage modes;
• the table frame is hollow, and comprises an air inlet port and an air outlet port, and the air inlet port is circumscribed to a pressure reducing valve;
• the heating assembly further comprises a first air inlet pipe, a second air inlet pipe and a regulating valve, the first air inlet pipe enters the table frame via the air inlet port, and leaves the table frame via the air outlet port, the first air inlet pipe is connected to the second air inlet pipe through the regulating valve, and the second air inlet pipe communicates with the combustion pipe;
• and
• the heating assembly further comprises a regulating button for adjusting the regulating valve.