JPS58136662U - Diesel engine fuel filter blockage prevention device - Google Patents
Diesel engine fuel filter blockage prevention deviceInfo
- Publication number
- JPS58136662U JPS58136662U JP3288882U JP3288882U JPS58136662U JP S58136662 U JPS58136662 U JP S58136662U JP 3288882 U JP3288882 U JP 3288882U JP 3288882 U JP3288882 U JP 3288882U JP S58136662 U JPS58136662 U JP S58136662U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel filter
- diesel engine
- prevention device
- switching valve
- 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
図は本考案に係るディーゼルエンジンの燃料フィルタ閉
塞防止装置の一実施例を示す構成図である。
１・・・燃料タンク、２・・・燃料フィルタ、３・・・
噴射ポンプ、４・・・噴射ノズル、５・・・第１のリタ
ーンパイプ、６・・・制御装置、７・・・切換弁、７ｃ
・・・第３のポート。FIG. 1 is a configuration diagram showing an embodiment of a fuel filter clogging prevention device for a diesel engine according to the present invention. 1...Fuel tank, 2...Fuel filter, 3...
Injection pump, 4... Injection nozzle, 5... First return pipe, 6... Control device, 7... Switching valve, 7c
...Third port.
Claims (2)
ぶ第１のリターンパイプの途中に、制御装置によって切
換作動される切換弁を配設すると共に、該切換弁の第３
のポートを第２のリターンパイプを介して燃料フィルタ
の燃料入口側に接続し、前記切換弁の切換作動により噴
射ノズルおよび噴射ポンプからの余剰燃料を燃料タンク
あるいは燃料フィルタのいずれか一方側へ導けるよう構
成したことを特徴とするディーゼルエンジンの燃料フィ
ルタ閉塞防止装置。(1) A switching valve operated by a control device is disposed in the middle of the first return pipe connecting the injection nozzle and the injection pump to the fuel tank, and a third return pipe of the switching valve is provided.
port is connected to the fuel inlet side of the fuel filter via a second return pipe, and surplus fuel from the injection nozzle and the injection pump can be guided to either the fuel tank or the fuel filter by switching operation of the switching valve. A fuel filter clogging prevention device for a diesel engine, characterized in that it is configured as follows.
射ポンプ内部温度、燃料タンク温度、外気温、エンジン
速度、エンジン負荷の条件から判断して切換弁を作動す
るよう構成された実用新案登録請求の範囲第（１）項記
載のディーゼルエンジンの燃料フィルタ閉塞防止装置。(2) The control device is registered as a utility model and is configured to operate the switching valve based on the conditions of fuel temperature in the fuel filter section, internal temperature of the injection pump, fuel tank temperature, outside temperature, engine speed, and engine load. A fuel filter clogging prevention device for a diesel engine according to claim (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3288882U JPS58136662U (en) | 1982-03-09 | 1982-03-09 | Diesel engine fuel filter blockage prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3288882U JPS58136662U (en) | 1982-03-09 | 1982-03-09 | Diesel engine fuel filter blockage prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58136662U true JPS58136662U (en) | 1983-09-14 |
Family
ID=30044464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3288882U Pending JPS58136662U (en) | 1982-03-09 | 1982-03-09 | Diesel engine fuel filter blockage prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58136662U (en) |
-
1982
- 1982-03-09 JP JP3288882U patent/JPS58136662U/en active Pending
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