JPH0228927U

JPH0228927U -

Info

Publication number: JPH0228927U
Application number: JP10533588U
Authority: JP
Priority date: 1988-08-09
Filing date: 1988-08-09
Publication date: 1990-02-23

Description

[Brief explanation of the drawing]

第１図は、本考案の実施例を示す断面図、第２
図は、本考案の他の実施例を示す断面図、第３図
、第４図および第５図は、それぞれ従来技術によ
る触媒燃焼装置の構造を示す断面図である。１……燃料導入管、２……混合管兼起動用予熱
バーナ、３……酸素含有ガス導入管、４……予混
合室、５……予熱バーナ噴出口、６……点火装置
、７……伝熱用充填物押え多孔板、８……伝熱用
充填物、９……触媒押え多孔板、１０……触媒、
１１……触媒ホルダー、１２……スペーサ、１３
……ベンチユリ管、１４……フアン、１５……気
化器、１６……逆流防止板。 FIG. 1 is a sectional view showing an embodiment of the present invention, and FIG.
FIG. 3 is a sectional view showing another embodiment of the present invention, and FIGS. 3, 4, and 5 are sectional views showing the structure of a catalytic combustion apparatus according to the prior art. DESCRIPTION OF SYMBOLS 1...Fuel introduction pipe, 2...Mixing pipe and starting preheating burner, 3...Oxygen-containing gas introduction pipe, 4...Premixing chamber, 5...Preheating burner spout, 6...Ignition device, 7... ... Heat transfer packing holding porous plate, 8... Heat transfer packing, 9... Catalyst holding porous plate, 10... Catalyst,
11...Catalyst holder, 12...Spacer, 13
... Bench lily tube, 14 ... Fan, 15 ... Carburetor, 16 ... Backflow prevention plate.

Claims

[Scope of utility model registration request]

a fuel introduction pipe, an oxygen-containing gas introduction pipe, a premixing chamber for premixing fuel and oxygen-containing gas, a mixing pipe provided in the premixing chamber and having an ejection nozzle, an ignition device, and the premixing device. In a catalytic combustion device having a combustion catalyst provided on the gas outlet side of the premixing chamber, a ceramic catalyst holder for holding the combustion catalyst is provided on the mixed gas outlet side of the premixing chamber, and the gas flow direction in the catalyst holder is A catalytic combustion device characterized in that a heat transfer filler holding porous plate, a heat transfer filler, a catalyst holding porous plate, a catalyst, and a bottom perforated plate are arranged in this order.