JPS60139123U - combustion device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

FIG. 1 is a sectional view of an example of a conventional combustion device, and FIG. 2 is a sectional view of an embodiment of the present invention. In the figure, 3 is a hole, 4 is a preheater, 5 is a vaporizer cylinder body, 7 is a pressure spray nozzle, 8 is a combustion blower, 11 is a burner flame opening, 13 is a blower tube, 14 is a secondary air passage, 15 is a A secondary air port 16 is a secondary air port, and 40 is a guide cylinder.

Claims (1)

[Scope of utility model registration request] The premixed gas, which is a mixture of vaporized fuel and primary air for combustion, is turned into a flame at a flame port provided at the tip of the carburetor, and the flame is spread between the outer circumferential wall of the carburetor and the blower tube located outside of it. In a combustion device that performs complete combustion with secondary air supplied from an annular secondary air passage formed between an inner circumferential wall of the secondary air passage, the secondary air is blown onto an outer circumferential wall of the vaporization cylinder of the secondary air passage. A combustion device characterized by being provided with a guide tube that forcibly guides the cylinder toward an inner circumferential wall.