JPS6357367U

JPS6357367U -

Info

Publication number: JPS6357367U
Application number: JP15123086U
Authority: JP
Priority date: 1986-10-01
Filing date: 1986-10-01
Publication date: 1988-04-16

Description

[Brief explanation of the drawing]

第１図は本考案に基づく燃料噴射装置用スロツ
トルボデイの一実施例を一部切除して示す側面図
である。第２図はスロツトルボデイ本体を想像線
により示し、燃料通路の構成を明瞭化して示す第
１図のスロツトルボデイの正面図である。１……スロツトルボデイ、２……ボデイ本体、
３……吸気道、３ａ……狭窄部、４……弁軸、５
……エア弁、５ａ……切欠部、６……弁軸、７…
…スロツトル弁、８，９……噴射通路、１０，１
１……キヤツプ、１２，１３……噴射弁、１４…
…バイパスエア通路、１４ａ……調節ねじ、１５
……管路、１６……継手、１７〜２０……通路、
２１〜２３……ボールプラグ、２４……通路、２
５……フランジ面、２６……入口開口、２７……
出口管路、２８……負圧管路、２９……圧力制御
弁、３０……アシストエア通路、５０……空気孔
。 FIG. 1 is a partially cutaway side view showing an embodiment of a throttle body for a fuel injection device according to the present invention. FIG. 2 is a front view of the throttle body of FIG. 1, showing the main body of the throttle body using imaginary lines and clearly showing the structure of the fuel passage. 1...Throttle body, 2...Body body,
3...Intake tract, 3a...Stenosis part, 4...Valve shaft, 5
...Air valve, 5a...Notch, 6...Valve shaft, 7...
... Throttle valve, 8, 9 ... Injection passage, 10, 1
1... Cap, 12, 13... Injection valve, 14...
...Bypass air passage, 14a...Adjustment screw, 15
...Pipeline, 16...Joint, 17-20...Passage,
21-23...ball plug, 24...passage, 2
5...Flange surface, 26...Inlet opening, 27...
Outlet pipe line, 28... negative pressure pipe line, 29... pressure control valve, 30... assist air passage, 50... air hole.

Claims

[Claims for Utility Model Registration] An injection valve that injects fuel into an intake passage installed in the body, a throttle valve installed downstream of the intake passage, and a In a throttle body for a fuel injection device having an air valve provided in an intake passage upstream of the throttle valve to open and close a passage, the injection valve is located at an upper position of the body main body facing the intake passage. , also has a main injection valve and a sub-injection valve attached to a lower position facing the intake passage and located below the intake passage, and a fuel passage for these injection valves is connected to the intake passage. A fuel supply passage leading to a sub-injection valve, a communication fuel passage extending vertically to communicate the sub-injection valve and the main injection valve, and a fuel return passage connected to the main injection valve. Features a throttle body for fuel injection devices.