JP5822271B2 - 燃料噴射弁の支持構造 - Google Patents
燃料噴射弁の支持構造 Download PDFInfo
- Publication number
- JP5822271B2 JP5822271B2 JP2012040731A JP2012040731A JP5822271B2 JP 5822271 B2 JP5822271 B2 JP 5822271B2 JP 2012040731 A JP2012040731 A JP 2012040731A JP 2012040731 A JP2012040731 A JP 2012040731A JP 5822271 B2 JP5822271 B2 JP 5822271B2
- Authority
- JP
- Japan
- Prior art keywords
- injection valve
- fuel injection
- fuel
- support structure
- base plate
- 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.)
- Active
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
- F02M69/04—Injectors peculiar thereto
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/26—Fuel-injection apparatus with elastically deformable elements other than coil springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/85—Mounting of fuel injection apparatus
- F02M2200/852—Mounting of fuel injection apparatus provisions for mounting the fuel injection apparatus in a certain orientation, e.g. markings or notches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/85—Mounting of fuel injection apparatus
- F02M2200/853—Mounting of fuel injection apparatus involving use of quick-acting mechanism, e.g. clips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/85—Mounting of fuel injection apparatus
- F02M2200/856—Mounting of fuel injection apparatus characterised by mounting injector to fuel or common rail, or vice versa
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/85—Mounting of fuel injection apparatus
- F02M2200/857—Mounting of fuel injection apparatus characterised by mounting fuel or common rail to engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—Common rails
Description
B・・・・・カプラの中心線
C・・・・・上記A,Bを含む平面
D・・・・・燃料分配管
Da・・・・燃料供給キャップ
E・・・・・エンジン
I・・・・・電磁式燃料噴射弁
S・・・・・支持部材
2・・・・・ノズル部
3・・・・・電磁コイル部
4・・・・・燃料導入部
5・・・・・第1当接面
6・・・・・第2当接面
7・・・・・第3当接面
10・・・・噴射弁装着孔
14・・・・カプラ
16・・・・弾性片
17・・・・回り止め片
17ba・・回り止め片の先端部
18・・・・位置決め片
19・・・・切欠き
Claims (4)
- 一側面に給電用のカプラ(14)を突設した燃料噴射弁(I)の前端部のノズル部(2)をエンジン(E)の噴射弁装着孔(10)に嵌装し,燃料噴射弁(I)の後端部の燃料導入部(4)に,エンジン(E)に支持される燃料分配管(D)の燃料供給キャップ(Da)を嵌装し,前記燃料噴射弁(I)及び燃料供給キャップ(Da)間に,燃料噴射弁(I)を前記噴射弁装着孔(10)に向かって付勢する支持部材(S)を介装してなる,燃料噴射弁の支持構造において,
前記燃料噴射弁(I)の中間部に,燃料噴射弁(I)の中心軸線(A)に直交して前記燃料供給キャップ(Da)に対向する第1当接面(5)と,前記燃料噴射弁(I)の最大外径の部分の外周面で前記中心軸線(A)と前記カプラ(14)の中心線(B)とを含む平面(C)を挟んで互いに対向する一対の第2当接面(6)とを形成し,
前記支持部材(S)には,前記第1当接面(5)に設置されるベース板(15)と,このベース板(15)から延出して前記燃料供給キャップ(Da)に弾性的に圧接して,その反力により前記燃料噴射弁(I)を前記噴射弁装着孔(10)側へ付勢する弾性片(16)と,前記ベ ース板(15)から延出して前記第2当接面(6)に当接し,前記燃料噴射弁(I)の中心軸線(A)周りの回転を規制する一対の回り止め片(17)とを設けたことを特徴とする,燃料噴射弁の支持構造。 - 請求項1に記載の燃料噴射弁の支持構造において,
前記ベース板(15)には,該支持部材(S)の前記燃料噴射弁(I)への装着時,該燃料噴射弁(I)を受け入れるU字状の切欠き(19)を設けると共に,前記弾性片(16)を,燃料噴射弁(I)を受け入れる間隔を置いて並ぶ一対となし,また前記回り止め片(17)の,該支持部材(S)の燃料噴射弁(I)への装着方向前方の先端部(17ba)を外側方へ反らせたことを特徴とする,燃料噴射弁の支持構造。 - 請求項1又は2記載の燃料噴射弁の支持構造において,
前記燃料供給キャップ(Da)の外側面に,前記中心軸線(A)と平行な第3当接面(7)を形成し,この第3当接面(7)に当接して前記支持部材(S)の前記中心軸線(A)周りの位置を規定する位置決め片(18)を前記ベース板(15)より延出させたことを特徴とする,燃料噴射弁の支持構造。 - 請求項1〜3の何れかに記載の燃料噴射弁の支持構造において,
前記第2当接面(6)を平坦面としたことを特徴とする,燃料噴射弁の支持構造。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012040731A JP5822271B2 (ja) | 2012-02-27 | 2012-02-27 | 燃料噴射弁の支持構造 |
US13/767,085 US9032934B2 (en) | 2012-02-27 | 2013-02-14 | Fuel injection valve supporting structure |
DE102013203023A DE102013203023A1 (de) | 2012-02-27 | 2013-02-25 | Kraftstoffeinspritzventil-Halterungsstruktur |
CN201310059660.2A CN103291516B (zh) | 2012-02-27 | 2013-02-26 | 燃料喷射阀的支承结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012040731A JP5822271B2 (ja) | 2012-02-27 | 2012-02-27 | 燃料噴射弁の支持構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013174227A JP2013174227A (ja) | 2013-09-05 |
JP5822271B2 true JP5822271B2 (ja) | 2015-11-24 |
Family
ID=48951013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012040731A Active JP5822271B2 (ja) | 2012-02-27 | 2012-02-27 | 燃料噴射弁の支持構造 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9032934B2 (ja) |
JP (1) | JP5822271B2 (ja) |
CN (1) | CN103291516B (ja) |
DE (1) | DE102013203023A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5822272B2 (ja) * | 2012-02-27 | 2015-11-24 | 株式会社ケーヒン | 燃料噴射弁の支持構造 |
JP5955198B2 (ja) | 2012-11-02 | 2016-07-20 | 株式会社ケーヒン | 直噴式燃料噴射弁の支持構造 |
JP6074793B2 (ja) * | 2012-11-05 | 2017-02-08 | 株式会社ケーヒン | 燃料噴射弁の支持構造 |
JP6074794B2 (ja) * | 2012-11-05 | 2017-02-08 | 株式会社ケーヒン | 燃料噴射弁の支持構造 |
JP2016186338A (ja) | 2015-03-27 | 2016-10-27 | 株式会社ケーヒン | インタンクバルブ |
JP6559993B2 (ja) * | 2015-03-27 | 2019-08-14 | 株式会社ケーヒン | インタンクバルブ |
EP3279464B1 (en) * | 2016-08-04 | 2023-07-12 | Vitesco Technologies GmbH | A fuel injection assembly for an internal combustion engine |
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US11136953B2 (en) * | 2018-11-20 | 2021-10-05 | Delphi Technologies Ip Limited | Fuel injector with a locating pin, internal combustion engine using the same, and method |
DE102020202949A1 (de) * | 2020-03-09 | 2021-09-09 | Robert Bosch Gesellschaft mit beschränkter Haftung | Brennstoffeinspritzvorrichtung |
CN117795188A (zh) * | 2021-10-19 | 2024-03-29 | 日立安斯泰莫株式会社 | 燃料喷射阀的支承结构 |
WO2023069526A1 (en) * | 2021-10-19 | 2023-04-27 | Stanadyne Llc | Axisymmetric injector hold-down load ring |
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-
2012
- 2012-02-27 JP JP2012040731A patent/JP5822271B2/ja active Active
-
2013
- 2013-02-14 US US13/767,085 patent/US9032934B2/en active Active
- 2013-02-25 DE DE102013203023A patent/DE102013203023A1/de active Pending
- 2013-02-26 CN CN201310059660.2A patent/CN103291516B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
DE102013203023A1 (de) | 2013-08-29 |
CN103291516A (zh) | 2013-09-11 |
US9032934B2 (en) | 2015-05-19 |
CN103291516B (zh) | 2016-05-11 |
JP2013174227A (ja) | 2013-09-05 |
US20130220276A1 (en) | 2013-08-29 |
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