JPS6019738U - Diesel engine fuel injection timing control device - Google Patents
Diesel engine fuel injection timing control deviceInfo
- Publication number
- JPS6019738U JPS6019738U JP11094083U JP11094083U JPS6019738U JP S6019738 U JPS6019738 U JP S6019738U JP 11094083 U JP11094083 U JP 11094083U JP 11094083 U JP11094083 U JP 11094083U JP S6019738 U JPS6019738 U JP S6019738U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- injection timing
- control device
- diesel engine
- timing control
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のディーゼルエンジン燃料噴射タイミング
の制御システムを示したブロック図、第２図は従来の電
磁弁操作に対する油圧力の関係を示したタイムチャート
図、第３図は本考案の１実施例の制御システムを示した
ブロック図、第４図は本考案の１実施例に於けるタイミ
ング調整器８を示した模式的断面図、第５図は本考案の
１実施例の油圧回路を示した模式図、第６図は本考案の
１実施例に於ける電磁弁操作に対する油圧力の関係を示
したタイムチャート図である。
（符号の説明）、１． ７：ディーゼルエンジン、２．
８：タイミング調整器、２ａ、 ８ａ：入力軸、２ｂ
、８Ｃ：出力軸、４，１０：油圧ポンプ、５゜１１＝電
磁弁、１４．１７：背圧弁。Fig. 1 is a block diagram showing a conventional diesel engine fuel injection timing control system, Fig. 2 is a time chart showing the relationship of hydraulic pressure to conventional solenoid valve operation, and Fig. 3 is one implementation of the present invention. FIG. 4 is a schematic cross-sectional view showing the timing adjuster 8 in one embodiment of the present invention, and FIG. 5 is a hydraulic circuit of one embodiment of the present invention. FIG. 6 is a time chart showing the relationship between hydraulic pressure and electromagnetic valve operation in one embodiment of the present invention. (Explanation of symbols), 1. 7: Diesel engine, 2.
8: Timing adjuster, 2a, 8a: Input shaft, 2b
, 8C: Output shaft, 4, 10: Hydraulic pump, 5° 11 = Solenoid valve, 14.17: Back pressure valve.
Claims (1)
の位相差を変えて噴射タイミングを調整するディーゼル
エンジン燃料噴射タイミング制御装置に於いて、前記ク
ランク軸に連結された入力軸と前記カム軸に連結された
出力軸が両者間の位相角を加圧シリンダの押圧力により
変更可能に連結されてなるタイミング調整手段と、前記
加圧シリンダに加圧流体を供給する加圧流体供給源と、
前記加圧流体の流動方向を切換える切換弁と、前記切換
弁と前記加圧流体供給源間に介設され前記加圧流体の圧
力が設定圧力以下に低下することを阻止する背圧弁とを
有することを特徴とするディーゼルエンジン燃料噴射タ
イミング制御装置。 ２ 上記第１項に於いて、前記加圧流体が油であること
を特徴とするディーゼルエンジン燃料噴射タイミング制
御装置。[Claims for Utility Model Registration] 1. In a diesel engine fuel injection timing control device that adjusts injection timing by changing the phase difference between the engine crankshaft and the camshaft of a fuel injection pump, a timing adjusting means in which an input shaft and an output shaft connected to the camshaft are connected so that the phase angle between them can be changed by the pressing force of a pressurizing cylinder; and a timing adjusting means for supplying pressurized fluid to the pressurizing cylinder. a pressure fluid supply source;
It has a switching valve that switches the flow direction of the pressurized fluid, and a back pressure valve that is interposed between the switching valve and the pressurized fluid supply source and prevents the pressure of the pressurized fluid from decreasing below a set pressure. A diesel engine fuel injection timing control device characterized by: 2. The diesel engine fuel injection timing control device according to item 1 above, wherein the pressurized fluid is oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11094083U JPS6019738U (en) | 1983-07-19 | 1983-07-19 | Diesel engine fuel injection timing control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11094083U JPS6019738U (en) | 1983-07-19 | 1983-07-19 | Diesel engine fuel injection timing control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6019738U true JPS6019738U (en) | 1985-02-09 |
Family
ID=30257806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11094083U Pending JPS6019738U (en) | 1983-07-19 | 1983-07-19 | Diesel engine fuel injection timing control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6019738U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57159937A (en) * | 1981-03-30 | 1982-10-02 | Hino Motors Ltd | Oil hydraulic timer |
-
1983
- 1983-07-19 JP JP11094083U patent/JPS6019738U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57159937A (en) * | 1981-03-30 | 1982-10-02 | Hino Motors Ltd | Oil hydraulic timer |
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