Particle heating landscape furnace

A particle heating landscape furnace, wherein the particle heating landscape furnace comprises a combustion device, the combustion device comprises a vertically arranged cover pipe, a grid and a combustion assembly, the combustion assembly has a feed chamber, a flame outlet and a discharge port opposite to the flame outlet, the feed chamber is arranged obliquely, and both the flame outlet and the discharge port are in communication with the feed chamber, the cover pipe is arranged on a periphery of the flame outlet, and the grid is arranged on an outer side of the discharge port;

• the combustion assembly comprises a feed pipe and a flame outlet pipe connected to each other, the feed chamber is formed in the feed pipe, an end of the flame outlet pipe away from the feed pipe forms the flame outlet, and the flame outlet pipe is covered by the cover pipe;
• and
• the combustion assembly further comprises a connecting pipe, and a side wall of the connecting pipe is provided with an avoidance opening, and an upper side edge of the avoidance opening contacts a side wall of the feed pipe, the flame outlet pipe is arranged in the connecting pipe, and a lower end of the cover pipe is sealingly connected with the connecting pipe.