JPH0454974U - - Google Patents
Info
- Publication number
- JPH0454974U JPH0454974U JP9806390U JP9806390U JPH0454974U JP H0454974 U JPH0454974 U JP H0454974U JP 9806390 U JP9806390 U JP 9806390U JP 9806390 U JP9806390 U JP 9806390U JP H0454974 U JPH0454974 U JP H0454974U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- pump
- plunger
- fuel injection
- plunger pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例に係る燃料噴射装置
の断面図、第２図はスロツトル弁とプランジヤポ
ンプの連動機構の一例を示す側面図、第３図はプ
ランジヤポンプの燃料導入口部分の拡大断面図、
第４図は上記燃料噴射装置を多気筒機関に適用し
た場合の概略配置図、第５図は本考案の他の実施
例を示す第４図と同様な図面である。
１……吸気管、２……スロツトル弁、３……燃
料噴射装置、４……ケーシング、５……ボルト、
６……底壁、７……円筒孔、８……ノズル、９…
…燃料噴射口、１０……スリーブ、１１……プラ
ンジヤ、１２……プランジヤポンプ、１３……内
孔、１４……スプリング、１５……吐出弁、１６
……カム室、１７……カム、１８……カム軸、１
９……燃料ポンプ、２０……ポンプ室、２１……
ダイアフラム、２２……スプリング、２３……リ
テーナ、２４……ポンプ吸入路、２５……吸入弁
、２６……ポンプ吐出路、２７……吐出弁、２８
……連通路、２９……燃料導入口、３０……油路
、３１……ピニオン室、３２……流量調整軸、３
３……ピニオン、３４……ラツク、３５……プー
リ、３６……スロツトル軸、３７……プーリ、３
８……歯付きベルト、３９……駆動モータ、４０
……給油路、４１……燃料タンク、４２……補助
燃料ポンプ、４３……給油路。
Fig. 1 is a sectional view of a fuel injection device according to an embodiment of the present invention, Fig. 2 is a side view showing an example of the interlocking mechanism of the throttle valve and the plunger pump, and Fig. 3 is a view of the fuel inlet portion of the plunger pump. Enlarged cross-sectional view,
FIG. 4 is a schematic layout diagram when the above fuel injection device is applied to a multi-cylinder engine, and FIG. 5 is a diagram similar to FIG. 4 showing another embodiment of the present invention. 1... Intake pipe, 2... Throttle valve, 3... Fuel injection device, 4... Casing, 5... Bolt,
6... Bottom wall, 7... Cylindrical hole, 8... Nozzle, 9...
... Fuel injection port, 10 ... Sleeve, 11 ... Plunger, 12 ... Plunger pump, 13 ... Inner hole, 14 ... Spring, 15 ... Discharge valve, 16
...Cam chamber, 17...Cam, 18...Cam shaft, 1
9... Fuel pump, 20... Pump chamber, 21...
Diaphragm, 22...Spring, 23...Retainer, 24...Pump suction path, 25...Suction valve, 26...Pump discharge path, 27...Discharge valve, 28
... Communication passage, 29 ... Fuel inlet, 30 ... Oil passage, 31 ... Pinion chamber, 32 ... Flow rate adjustment shaft, 3
3...Pinion, 34...Rack, 35...Pulley, 36...Throttle shaft, 37...Pulley, 3
8...Toothed belt, 39...Drive motor, 40
...Refueling route, 41...Fuel tank, 42...Auxiliary fuel pump, 43...Refueling route.
Claims (1)
置において、前記吸気管内に開口する燃料噴射口
に連通するプランジヤポンプと、該プランジヤポ
ンプのプランジヤを作動させるカムを備えたカム
軸と、該カム軸によつて駆動される燃料ポンプと
から成り、前記プランジヤポンプのスリーブに設
けられた燃料導入口を前記燃料ポンプの吐出口に
連通させるとともに、該スリーブをスロツトル弁
に連動して前記プランジヤに相対的に軸線方向に
摺動させる流量調整手段を設けたことを特徴とす
る燃料噴射装置。 A fuel injection device for injecting fuel into an intake pipe of an internal combustion engine, comprising: a plunger pump communicating with a fuel injection port opening into the intake pipe; a camshaft having a cam that operates a plunger of the plunger pump; and the camshaft. and a fuel pump driven by the plunger pump, the fuel inlet provided in the sleeve of the plunger pump communicates with the discharge port of the fuel pump, and the sleeve is connected to a throttle valve so as to be connected relative to the plunger. A fuel injection device characterized in that a flow rate adjustment means is provided that slides in an axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9806390U JPH0454974U (en) | 1990-09-20 | 1990-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9806390U JPH0454974U (en) | 1990-09-20 | 1990-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454974U true JPH0454974U (en) | 1992-05-12 |
Family
ID=31838947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9806390U Pending JPH0454974U (en) | 1990-09-20 | 1990-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454974U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013108720A1 (en) * | 2012-01-19 | 2013-07-25 | 株式会社ミクニ | Fuel supply device for internal combustion engine |
| WO2013108721A1 (en) * | 2012-01-19 | 2013-07-25 | 株式会社ミクニ | Fuel injection device for internal combustion engine |
-
1990
- 1990-09-20 JP JP9806390U patent/JPH0454974U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013108720A1 (en) * | 2012-01-19 | 2013-07-25 | 株式会社ミクニ | Fuel supply device for internal combustion engine |
| WO2013108721A1 (en) * | 2012-01-19 | 2013-07-25 | 株式会社ミクニ | Fuel injection device for internal combustion engine |
| JP2013148003A (en) * | 2012-01-19 | 2013-08-01 | Mikuni Corp | Fuel injection device for internal combustion engine |
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