JPS5879068U - Rapid cooling device for fuel injection pump - Google Patents
Rapid cooling device for fuel injection pumpInfo
- Publication number
- JPS5879068U JPS5879068U JP17515981U JP17515981U JPS5879068U JP S5879068 U JPS5879068 U JP S5879068U JP 17515981 U JP17515981 U JP 17515981U JP 17515981 U JP17515981 U JP 17515981U JP S5879068 U JPS5879068 U JP S5879068U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel injection
- injection pump
- cooling device
- rapid cooling
- 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
Landscapes
- Fuel-Injection Apparatus (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来装置のポンプ回路図、第２図は同じくポン
プ断面図である。第３図は本考案の第１実施例のポンプ
回路図、第４図は温度センサの出力特性を示す説明図、
第５図はコントロールパル１ ブの断面図、第６図は
他の実施例のコントロール・ バルブの断面図、第７
図はポンプ参考例を示す断１ 面図である。
１・・・燃料噴射ポンプ、２・・・燃料タンク、５・・
・燃料噴射ノズル、７・・・オーバフローパイプ、９・
・・フィードポンプ、１０・・・プランジャポンプ、１
２・・・ポンプ室、３１・・・燃料温度センサ、３３・
・・比較器、３５・・・オーバフローコントロールバル
ブ、３８・・・弁体、４３・・・オリフィス通路、５０
・・・サーモスタットバルブ。
し □５゜ 。FIG. 1 is a pump circuit diagram of a conventional device, and FIG. 2 is a sectional view of the same pump. FIG. 3 is a pump circuit diagram of the first embodiment of the present invention, FIG. 4 is an explanatory diagram showing the output characteristics of the temperature sensor,
Figure 5 is a sectional view of control valve 1, Figure 6 is a sectional view of a control valve of another embodiment, and Figure 7 is a sectional view of control valve 1.
The figure is a cross-sectional view showing a reference example of the pump. 1...Fuel injection pump, 2...Fuel tank, 5...
・Fuel injection nozzle, 7... Overflow pipe, 9.
... Feed pump, 10 ... Plunger pump, 1
2... Pump chamber, 31... Fuel temperature sensor, 33.
... Comparator, 35 ... Overflow control valve, 38 ... Valve body, 43 ... Orifice passage, 50
...Thermostatic valve. □5゜.
Claims (1)
度を検出する手段と、ポンプ余剰燃料を、 燃料タン
クへ導くオーバフロー通路と、上記燃料温度の上昇時に
燃料オーバフロー流量を増大させるコントロールバルブ
とを備えたことを特徴とする燃料噴射ポンプの急速冷却
装置。A fuel injection pump for an internal combustion engine, comprising means for detecting fuel temperature within the pump, an overflow passage that guides excess pump fuel to a fuel tank, and a control valve that increases the fuel overflow flow rate when the fuel temperature rises. A rapid cooling device for a fuel injection pump characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17515981U JPS5879068U (en) | 1981-11-25 | 1981-11-25 | Rapid cooling device for fuel injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17515981U JPS5879068U (en) | 1981-11-25 | 1981-11-25 | Rapid cooling device for fuel injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5879068U true JPS5879068U (en) | 1983-05-28 |
Family
ID=29967421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17515981U Pending JPS5879068U (en) | 1981-11-25 | 1981-11-25 | Rapid cooling device for fuel injection pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5879068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60124578U (en) * | 1984-01-30 | 1985-08-22 | マツダ株式会社 | row type fuel injection pump |
-
1981
- 1981-11-25 JP JP17515981U patent/JPS5879068U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60124578U (en) * | 1984-01-30 | 1985-08-22 | マツダ株式会社 | row type fuel injection pump |
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