JPS6279957U - - Google Patents
Info
- Publication number
- JPS6279957U JPS6279957U JP17099885U JP17099885U JPS6279957U JP S6279957 U JPS6279957 U JP S6279957U JP 17099885 U JP17099885 U JP 17099885U JP 17099885 U JP17099885 U JP 17099885U JP S6279957 U JPS6279957 U JP S6279957U
- Authority
- JP
- Japan
- Prior art keywords
- needle
- sleeve
- nozzle tip
- cutouts
- tip
- 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 8
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000010720 hydraulic oil Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 1
Description
第１，２図は本考案の一実施例としてのシール
機構付きガス燃料噴射弁について示すもので、第
１図はその縦断面図、第２図はその全体構成を説
明するための模式図であり、第３，４図は従来の
ガス燃料噴射弁を示すもので、第３図はその縦断
面図、第４図はその全体構成を説明するための模
式図であり、第５図は他の従来のガス燃料噴射弁
を示す縦断面図である。
１……ニードル、１ａ……段部、２……ノズル
チツプ、２ａ……弁座、３……ノズルボデイ、４
……スリーブ、１１……ガス燃料用流路、１１ａ
……ガス燃料滞留スペース、１２……作動油用流
路、１２ａ……作動油滞留スペース、１３……シ
ール油用流路、１４ａ，１４ｂ……切欠き部、２
１……作動油ライン、２２……駆動ポンプ、２３
……シール油ライン、２４……シール油圧源とし
てのタンク、２５……ポンプ。
Figures 1 and 2 show a gas fuel injection valve with a sealing mechanism as an embodiment of the present invention. Figure 1 is a longitudinal sectional view thereof, and Figure 2 is a schematic diagram for explaining its overall configuration. Figures 3 and 4 show a conventional gas fuel injection valve, with Figure 3 being a longitudinal sectional view thereof, Figure 4 being a schematic diagram for explaining its overall configuration, and Figure 5 showing other gas fuel injection valves. FIG. 2 is a longitudinal sectional view showing a conventional gas fuel injection valve. DESCRIPTION OF SYMBOLS 1... Needle, 1a... Step part, 2... Nozzle tip, 2a... Valve seat, 3... Nozzle body, 4
... Sleeve, 11 ... Gas fuel channel, 11a
...Gas fuel retention space, 12...Hydraulic oil flow path, 12a...Hydraulic oil retention space, 13...Seal oil flow path, 14a, 14b...Notch portion, 2
1... Hydraulic oil line, 22... Drive pump, 23
... Seal oil line, 24 ... Tank as seal oil pressure source, 25 ... Pump.
Claims (1)
部に、上記ノズルチツプにおける弁座との間で開
閉しうるニードルと、同ニードルの摺動を許容す
るようにして同ニードルを取り囲むスリーブとを
そなえるとともに、上記ノズルチツプへガス燃料
を供給しうる流路をそなえ、上記スリーブの内外
面にそれぞれ切欠き部が形成されて、これらの切
欠き部にシール油圧源からシール油ラインが接続
されていることを特徴とする、シール機構付きガ
ス燃料噴射弁。 A nozzle body having a nozzle tip at its tip is provided with a needle that can be opened and closed between it and a valve seat in the nozzle tip, and a sleeve that surrounds the needle so as to allow the needle to slide, and a sleeve that allows gas to flow into the nozzle tip. A seal comprising a flow path through which fuel can be supplied, cutouts are formed on the inner and outer surfaces of the sleeve, and a seal oil line is connected to the seal oil pressure source to these cutouts. Gas fuel injection valve with mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17099885U JPH0318686Y2 (en) | 1985-11-07 | 1985-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17099885U JPH0318686Y2 (en) | 1985-11-07 | 1985-11-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6279957U true JPS6279957U (en) | 1987-05-22 |
| JPH0318686Y2 JPH0318686Y2 (en) | 1991-04-19 |
Family
ID=31106228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17099885U Expired JPH0318686Y2 (en) | 1985-11-07 | 1985-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318686Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016089835A (en) * | 2014-10-31 | 2016-05-23 | ヴィンタートゥール ガス アンド ディーゼル アーゲー | Gas supply system and cylinder for reciprocation piston internal combustion engine, reciprocation piston internal combustion engine, and method of operating reciprocation piston internal combustion engine |
| JP2016176473A (en) * | 2015-03-20 | 2016-10-06 | エムエーエヌ・ディーゼル・アンド・ターボ・フィリアル・アフ・エムエーエヌ・ディーゼル・アンド・ターボ・エスイー・ティスクランド | Fuel valve for injecting fuel of low flash point to combustion chamber of turbocharging type large-sized two-stroke self-ignition internal combustion engine |
-
1985
- 1985-11-07 JP JP17099885U patent/JPH0318686Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016089835A (en) * | 2014-10-31 | 2016-05-23 | ヴィンタートゥール ガス アンド ディーゼル アーゲー | Gas supply system and cylinder for reciprocation piston internal combustion engine, reciprocation piston internal combustion engine, and method of operating reciprocation piston internal combustion engine |
| JP2016176473A (en) * | 2015-03-20 | 2016-10-06 | エムエーエヌ・ディーゼル・アンド・ターボ・フィリアル・アフ・エムエーエヌ・ディーゼル・アンド・ターボ・エスイー・ティスクランド | Fuel valve for injecting fuel of low flash point to combustion chamber of turbocharging type large-sized two-stroke self-ignition internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0318686Y2 (en) | 1991-04-19 |