JPH046569U - - Google Patents
Info
- Publication number
- JPH046569U JPH046569U JP4289290U JP4289290U JPH046569U JP H046569 U JPH046569 U JP H046569U JP 4289290 U JP4289290 U JP 4289290U JP 4289290 U JP4289290 U JP 4289290U JP H046569 U JPH046569 U JP H046569U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- intake
- nozzle
- fuel injection
- exhaust valves
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は本考案シリンダ上部構造を備えたデイ
ーゼルエンジンの燃料噴射ノズルを通る横断面図
、第２図は本考案の要部である支持枠の部分的斜
視図、第３図は本考案シリンダ上部構造を備えた
デイーゼルエンジンの吸排気弁を通る横断面図、
第４図は同エンジンのシリンダヘツドカバーを外
した平面図、第５図は従来のシリンダ上部構造を
備えたデイーゼルエンジンの燃料噴射ノズルを通
る横断面図、第６図は同吸排気弁を通る横断面図
、第７図は第５図の燃料噴射ノズルの先端付近に
おける燃料の流れを示す縦断面図である。
１……エンジン、２……シリンダヘツド、３…
…燃料噴射ノズル、３ａ，３ｂ……噴孔、５……
燃料噴射ポンプ、６……吸排気弁、７……吸排気
弁の駆動系、８……ロツカアーム軸、９……ロツ
カアーム、１０……プツシユロツド、１１……タ
ペツト、１２……カム軸、１３……シリンダ、１
５……ピストン、１６……主燃焼室、１７……支
持枠、１８ａ……ブロツク部、１８ｂ……リム部
、１９……燃料噴射ノズルの固定ボルト、２０…
…ボルト、２１……固定アーム。
Figure 1 is a cross-sectional view through the fuel injection nozzle of a diesel engine equipped with the cylinder upper structure of the present invention, Figure 2 is a partial perspective view of the support frame, which is the main part of the present invention, and Figure 3 is the cylinder of the present invention. Cross section through the intake and exhaust valves of a diesel engine with a superstructure,
Figure 4 is a plan view of the same engine with the cylinder head cover removed, Figure 5 is a cross-sectional view through the fuel injection nozzle of a diesel engine equipped with a conventional cylinder upper structure, and Figure 6 is a cross-sectional view through the same intake and exhaust valves. A cross-sectional view, FIG. 7 is a vertical cross-sectional view showing the flow of fuel near the tip of the fuel injection nozzle of FIG. 5. 1...Engine, 2...Cylinder head, 3...
...Fuel injection nozzle, 3a, 3b...Nozzle hole, 5...
Fuel injection pump, 6... Intake/exhaust valve, 7... Intake/exhaust valve drive system, 8... Rocker arm shaft, 9... Rocker arm, 10... Push rod, 11... Tappet, 12... Cam shaft, 13... ...Cylinder, 1
5...Piston, 16...Main combustion chamber, 17...Support frame, 18a...Block part, 18b...Rim part, 19...Fuel injection nozzle fixing bolt, 20...
...Bolt, 21...Fixed arm.
補正 平２．６．２１
実用新案登録請求の範囲を次のように補正する
。Amendment June 21, 2002 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
シリンダヘツドに吸排気弁の駆動系と燃料噴射
ノズルが接近して配設され、前記吸排気弁の駆動
系及び前記ノズルに送油する燃料噴射ポンプを、
エンジンの一側に配設した一本のカム軸により駆
動せしめるデイーゼルエンジンにおいて、前記シ
リンダヘツド上に、枠形をなし、その内側に前記
カム軸側に配する一側から他側にかけてブロツク
部とリム部を連続してエンジンのシリンダ数と同
数形成した支持枠を設置するとともに、前記ブロ
ツク部に支持枠の長手方向に吸排気弁駆動用ロツ
カアーム軸を、また該軸よりリム部寄りに燃料噴
射ノズルを各々支持せしめたことを特徴とするデ
イーゼルエンジンのシリンダ上部構造。[Claims for Utility Model Registration] A drive system for an intake/exhaust valve and a fuel injection nozzle are disposed close to each other in a cylinder head, and a fuel injection pump for supplying oil to the drive system for the intake/exhaust valve and the nozzle;
In a diesel engine driven by a single camshaft disposed on one side of the engine, a frame-shaped cylinder head is formed on the cylinder head, and a block portion is disposed inside the cylinder head and extends from one side to the other side on the camshaft side. A support frame having the same number of consecutive rims as the number of cylinders of the engine is installed, and a rocker arm shaft for driving intake and exhaust valves is provided in the longitudinal direction of the support frame in the block part, and fuel is injected closer to the rim than the shaft. A diesel engine cylinder upper structure characterized by supporting each nozzle.
Claims (1)
ノズルが接近して配設され、前記吸排気弁の駆動
系及び前記ノズルに送油する燃料噴射ポンプを、
エンジンの一側に配設した一本のカム軸により駆
動せしめるデイーゼルエンジンにおいて、前記シ
リンダヘツド上に、枠形をなし、その内側に前記
カム軸側に配する一側から他側にかけてブロツク
部とリム部を連続してエンジンのシリンダ数と同
数形成した支持枠を設置するとともに、前記ブロ
ツク部に支持枠の長手方向に吸排気弁駆動用ロツ
カアーム軸を、また該軸よりリブ部寄りに燃料噴
射ノズルを各々支持せしめたことを特徴とするデ
イーゼルエンジンのシリンダ上部構造。 A drive system for the intake and exhaust valves and a fuel injection nozzle are disposed close to each other in the cylinder head, and a fuel injection pump for feeding oil to the drive system for the intake and exhaust valves and the nozzle,
In a diesel engine driven by a single camshaft disposed on one side of the engine, a frame-shaped cylinder head is formed on the cylinder head, and a block portion is disposed inside the cylinder head and extends from one side to the other side toward the camshaft. A support frame having the same number of continuous rim parts as the number of cylinders of the engine is installed, and a rocker arm shaft for driving intake and exhaust valves is provided in the longitudinal direction of the support frame in the block part, and fuel is injected closer to the rib part than the shaft. A diesel engine cylinder upper structure characterized by supporting each nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4289290U JP2504941Y2 (en) | 1990-04-21 | 1990-04-21 | Diesel engine cylinder superstructure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4289290U JP2504941Y2 (en) | 1990-04-21 | 1990-04-21 | Diesel engine cylinder superstructure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH046569U true JPH046569U (en) | 1992-01-21 |
| JP2504941Y2 JP2504941Y2 (en) | 1996-07-24 |
Family
ID=31554833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4289290U Expired - Lifetime JP2504941Y2 (en) | 1990-04-21 | 1990-04-21 | Diesel engine cylinder superstructure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2504941Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4629724B2 (en) * | 2007-12-20 | 2011-02-09 | 三菱自動車工業株式会社 | Injector mounting structure |
-
1990
- 1990-04-21 JP JP4289290U patent/JP2504941Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2504941Y2 (en) | 1996-07-24 |
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