JPH0457043U

JPH0457043U -

Info

Publication number: JPH0457043U
Application number: JP9537690U
Authority: JP
Priority date: 1990-09-10
Filing date: 1990-09-10
Publication date: 1992-05-15

Description

[Brief explanation of the drawing]

第１図は本考案の実施例、第２図は第１図にお
けるオリフイスの製作例、第３図は従来例、第４
図は第３図における戻り油量制御装置を示す。 ……ドラフトチユーブ、……保炎板、…
…リターンノズル、……着火電極、……送風
機、……油供給ポンプ、……圧力可変油ポン
プ、……オリフイス、……油供給管、……
油戻り管、……バイパス管、……油吸入管、
……油電磁弁、……油タンク、……噴霧口
、……戻り油量制御装置、……ニードル弁。 Figure 1 shows an embodiment of the present invention, Figure 2 shows an example of manufacturing the orifice shown in Figure 1, Figure 3 shows a conventional example, and Figure 4 shows an example of the production of the orifice in Figure 1.
The figure shows the return oil amount control device in FIG. 3. ...Draft tube, ...Flame holding plate, ...
...return nozzle, ...ignition electrode, ...blower, ...oil supply pump, ...variable pressure oil pump, ...orifice, ...oil supply pipe, ...
Oil return pipe, ... bypass pipe, ... oil suction pipe,
...oil solenoid valve, ...oil tank, ...spray nozzle, ...return oil amount control device, ...needle valve.

Claims

[Scope of Claim for Utility Model Registration] (1) A variable spray amount oil burner consisting of an oil suction pipe, an oil supply pump, an oil supply pipe, a nozzle with a return function, an oil return pipe, a variable pressure oil pump, an orifice, etc. A return oil amount adjustment mechanism for a variable spray amount oil burner, characterized in that the pressure on the oil return side of the return function nozzle is variably increased by the variable pressure oil pump. (2) The return oil amount adjustment mechanism for a variable spray amount burner as set forth in claim 1 of the utility model registration, characterized in that the oil return pipe is provided with an oil solenoid valve.