JPH01170819U

JPH01170819U -

Info

Publication number: JPH01170819U
Application number: JP6461188U
Authority: JP
Priority date: 1988-05-17
Filing date: 1988-05-17
Publication date: 1989-12-04

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す要部断面図、第
２図は本考案によるルーバ状二次及び三次空気口
の形状を示す平面図、第３図は第２図の正面図、
第４図は第３図のＡ―Ａ断面図、第５図及び第６
図は従来の実施例を示す断面図である。符号の説明、１……噴霧口、２……戻り式圧力
噴霧ノズル、３……内筒、３ａ……円筒状第一内
筒、３ｂ……傾斜状内筒、３ｃ……円筒状第二内
筒、４……一次空気導入口、５……旋回羽根、６
……旋回器、７……外筒、８……空気通路、９…
…二次空気口、９ａ……ルーバ状二次空気口、１
０……三次空気口、１１……二次空気案内板、１
３……送風機、１４……点火電極、１５……レベ
ラ、１６……ポンプ、１７……戻り流量調整弁、
１８……燃焼量可変石油バーナ。 FIG. 1 is a sectional view of a main part showing an embodiment of the present invention, FIG. 2 is a plan view showing the shape of the louver-shaped secondary and tertiary air ports according to the present invention, and FIG. 3 is a front view of FIG. 2.
Figure 4 is a sectional view taken along line AA in Figure 3, Figures 5 and 6.
The figure is a sectional view showing a conventional embodiment. Explanation of symbols, 1... Spray nozzle, 2... Return type pressure spray nozzle, 3... Inner cylinder, 3a... Cylindrical first inner cylinder, 3b... Inclined inner cylinder, 3c... Cylindrical second Inner cylinder, 4...Primary air inlet, 5...Swirling vane, 6
...Swivel, 7...Outer cylinder, 8...Air passage, 9...
...Secondary air port, 9a...Louvred secondary air port, 1
0...Tertiary air port, 11...Secondary air guide plate, 1
3...Blower, 14...Ignition electrode, 15...Leveler, 16...Pump, 17...Return flow rate adjustment valve,
18... Variable combustion amount oil burner.

Claims

[Claims for Utility Model Registration] 1. Spraying by a variable flow rate atomizer for liquid fuel provided in the inner cylinder, forming an air passage ventilated by a blower between the inner cylinder and a larger diameter outer cylinder. An air inlet is opened on the rear side of the mouth, a swirler is provided on the front side of the spray nozzle, and a plurality of air ports are provided on the inner cylinder on the front side of the swirler. In a variable combustion rate petroleum burner, which is constructed of a first inner cylinder, a second cylindrical inner cylinder with a large diameter on the front side, and an inclined inner cylinder connecting the first cylindrical inner cylinder and the second cylindrical inner cylinder, the inclined cylinder The cylinder is provided with a plurality of louver-shaped air ports cut and formed, and a secondary air guide plate is provided on the front side of the inclined inner cylinder to reduce the cross section of the inclined cylinder from the wall side. Oil burner with variable combustion rate. 2. The variable combustion amount oil burner according to claim 1, wherein the tip of the secondary air guide plate is bent in an inclined manner parallel to the inner cylinder toward the swirler. 3. The variable combustion amount oil burner according to claim 1, wherein the variable flow rate atomizer for liquid fuel is a return type pressure spray nozzle.