WO2015039789A1 - Niederhalter für eine brennstoffeinspritzvorrichtung - Google Patents
Niederhalter für eine brennstoffeinspritzvorrichtung Download PDFInfo
- Publication number
- WO2015039789A1 WO2015039789A1 PCT/EP2014/065893 EP2014065893W WO2015039789A1 WO 2015039789 A1 WO2015039789 A1 WO 2015039789A1 EP 2014065893 W EP2014065893 W EP 2014065893W WO 2015039789 A1 WO2015039789 A1 WO 2015039789A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hold
- down device
- fuel
- fuel injection
- square
- Prior art date
Links
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
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/004—Joints; Sealings
-
- 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
-
- 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
- F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
- F02M2200/8023—Fuel injection apparatus manufacture, repair or assembly the assembly involving use of quick-acting mechanisms, 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
- F02M2200/853—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
- F02M2200/90—Selection of particular materials
- F02M2200/9053—Metals
Definitions
- the invention relates to a hold-down device for a fuel injection device according to the preamble of claim 1.
- Such hold-down devices and such fuel injectors are already known from the prior art, for example from DE 10 2008 002 122 AI.
- AI hold-down consists of, for example, by punching and bending is made.
- the hold-down device according to the invention for a fuel injection device with the characterizing features of claim 1 has the advantage that it has a further simplified design and is particularly simple and inexpensive to produce. To produce the hold-down of the wire used needs only with minimal effort in pieces of the desired length and brought by bending into the shape of the invention.
- the wire construction according to the invention ensures improved strength of the hold-down device with a reduced use of material and a more uniform
- Embodiment forth It is advantageous if the basic element of the hold-down on a shoulder of a
- Fuel injection valve in particular flat, can be applied.
- abutment sections of the hold-down bar in particular flat, can be applied to the fuel distributor line.
- the two abutment sections of the hold-down clip end in the direction of the wire, so that the hold-down is open. It is advantageous if the bent wire is a square wire, in particular with a square cross section.
- the wire can, for example, cross-sectional area of 1 square millimeter to 9
- Square millimeters preferably 5.76 square millimeters and / or made of 1.4310 stainless steel or C75S steel with zinc flake coating.
- other materials in particular stainless steels and / or spring steels can be used.
- FIG. 1 shows an embodiment of a hold-down device according to the invention in a perspective view.
- FIGS. 2a to 2e show a further embodiment of a hold-down device according to the invention in various views
- a hold-down 10 which may be part of a fuel injection system, as in principle already known for example from 10 2008 002 122 AI and its exemplary
- the hold-down 10 is provided for clamping between a fuel injection valve and a fuel distributor line and has a part-annular base element 11, in the example an approximately semi-annular base element 11, in the figure in the opening direction of the partially annular element 11 arrow 91 a and a lies further arrows 91b spanned ground plane.
- the part-annular base element 11 can be placed on a shoulder of the fuel injection valve.
- Hold-down bar 13 are mirror images of each other.
- Both hold-down straps 10 each have three sections in this example, a web 21, an inclined section 22 and a contact section 23.
- the web 21 is connected to one end of the part-ring-shaped base member 11 in each case via a rounding 92a and points in the axial direction (parallel to arrow 91c, perpendicular to the ground plane).
- the inclined portions 22 is connected to the web 21 via a rounding 92 b, is arranged on the base member 11 opposite side of the web 21 and is angled from the web 21 at an angle of approximately 60 ° in a direction which corresponds to the opening direction of the partially annular element 11 is directed opposite (ie in the direction of arrow 91 a).
- the contact section 23 is connected to the inclined sections 22 via a rounding 92b is arranged on the opposite side of the base member 11 of the web 21 and points in a direction which is opposite to the opening direction of the part-annular base member 11 (ie in the direction of the arrow 91a).
- the hold-down 10 is formed of a bent wire 90, which in this example is a square wire having a generally square cross-section. Its cross-sectional area is 5.76 square millimeters and it is made of 1.4310 stainless steel. In this case, the straight side edges of the square wire in the axial direction (arrow 91c) and her counter, so that the hold-down with the fuel injector and the fuel rail can come into surface area.
- FIGS. 2a to 2e show another embodiment of the present invention shown different perspectives. It is characterized in that not only the basic element, but also the hold-down bracket 13 has a curved shape in the radial direction. In this way, the installation space required in integrating the hold-down 10 in a fuel injector is compared to the first
- the further embodiment differs from the first exemplary embodiment shown in FIG. 1 by a shape modified in the details given below.
- the oblique section 22 is slightly curved in the radial direction, so that it coincides with the basic element 11 or the rounding 92a at least approximately in the axial direction (plan view of the basic element, FIG. 2c).
- Rounding portion 92c and the abutment portion 23 performed radially curved so that they come in this example in axial plan view (top view of the base member, Figure 2c) at least approximately with the base member 11 to cover. Moreover, the dislocation section 92c is also so much curved in the axial direction that the adjoining abutment section 23 points back in the axial direction in the direction in which the basic element lies (FIG. 2a, downward).
- the hold-down 10 is also formed in this example of a bent wire 90, which in this example is a square wire with a generally square cross-section. Its cross-sectional area is 5.76 square millimeters and in this example it also consists of 1.4310 stainless steel.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14744517.5A EP3047135B1 (de) | 2013-09-19 | 2014-07-24 | Niederhalter für eine brennstoffeinspritzvorrichtung |
US15/022,123 US9874187B2 (en) | 2013-09-19 | 2014-07-24 | Hold-down device for a fuel injection device |
CN201480063252.7A CN105745434A (zh) | 2013-09-19 | 2014-07-24 | 用于燃料喷射装置的夹紧件 |
KR1020167007226A KR20160055157A (ko) | 2013-09-19 | 2014-07-24 | 연료 분사 장치용 리테이닝 부재 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013218824.2 | 2013-09-19 | ||
DE102013218824.2A DE102013218824A1 (de) | 2013-09-19 | 2013-09-19 | Niederhalter für eine Brennstoffeinspritzvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015039789A1 true WO2015039789A1 (de) | 2015-03-26 |
Family
ID=51229893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/065893 WO2015039789A1 (de) | 2013-09-19 | 2014-07-24 | Niederhalter für eine brennstoffeinspritzvorrichtung |
Country Status (7)
Country | Link |
---|---|
US (1) | US9874187B2 (de) |
EP (1) | EP3047135B1 (de) |
KR (1) | KR20160055157A (de) |
CN (1) | CN105745434A (de) |
DE (1) | DE102013218824A1 (de) |
PL (1) | PL3047135T3 (de) |
WO (1) | WO2015039789A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017223384A1 (de) | 2016-12-26 | 2018-06-28 | Bosch Sanayi Ve Ticaret Anonim Sirketi | Niederhaltevorrichtung für ein Kraftstoffeinspritzventil |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6380185B2 (ja) * | 2015-03-23 | 2018-08-29 | 株式会社デンソー | 燃料噴射弁用クリップおよび燃料噴射弁ユニット |
DE102018218711A1 (de) | 2018-10-31 | 2020-04-30 | Robert Bosch Gmbh | Niederhalter für eine Brennstoffeinspritzvorrichtung |
EP4234953A3 (de) * | 2020-04-14 | 2023-09-27 | Pittway Sarl | Anordnung mit einer betätigungseinheit, ventileinheit und montageclip |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2372393A1 (fr) * | 1976-11-30 | 1978-06-23 | Sulzer Ag | Epurateur d'air par lavage |
FR2450357A1 (fr) * | 1979-03-02 | 1980-09-26 | Bosch Gmbh Robert | Installation d'injection de carburant |
JP2004340208A (ja) * | 2003-05-14 | 2004-12-02 | Isuzu Motors Ltd | 配管接続構造 |
EP1892408A1 (de) * | 2006-08-21 | 2008-02-27 | Siemens Aktiengesellschaft | Injektor, Kraftstoffzulaufbecher sowie Halter |
DE102008002122A1 (de) * | 2008-05-30 | 2009-12-03 | Robert Bosch Gmbh | Niederhalter für eine Brennstoffeinspritzvorrichtung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5074269A (en) * | 1991-04-29 | 1991-12-24 | Chrysler Corporation | Anti-rotation fuel injector clip |
DE4413914A1 (de) * | 1994-04-21 | 1995-10-26 | Bosch Gmbh Robert | Brennstoffeinspritzeinrichtung |
US5501195A (en) * | 1994-09-16 | 1996-03-26 | Siemens Automotive Corporation | Retainer arrangement for a bottom feed fuel injector |
US5970953A (en) * | 1999-01-12 | 1999-10-26 | Siemens Automotive Corporation | High pressure injector clip |
US6681458B2 (en) * | 2001-08-02 | 2004-01-27 | International Engine Intellectual Property Company, Llc | Spring clip |
DE102004048401A1 (de) * | 2004-10-01 | 2006-04-06 | Robert Bosch Gmbh | Niederhalter für eine Brennstoffeinspritzvorrichtung und Brennstoffeinspritzvorrichtung |
KR101135527B1 (ko) * | 2009-06-05 | 2012-04-09 | 현대자동차주식회사 | 연료 처리장치를 구비한 엔진 시스템 |
DE102012208039A1 (de) * | 2012-05-14 | 2013-11-14 | Robert Bosch Gmbh | Anordnung mit einem Brennstoffverteiler und mehreren Brennstoffeinspritzventilen |
-
2013
- 2013-09-19 DE DE102013218824.2A patent/DE102013218824A1/de not_active Withdrawn
-
2014
- 2014-07-24 PL PL14744517T patent/PL3047135T3/pl unknown
- 2014-07-24 US US15/022,123 patent/US9874187B2/en active Active
- 2014-07-24 KR KR1020167007226A patent/KR20160055157A/ko not_active Application Discontinuation
- 2014-07-24 WO PCT/EP2014/065893 patent/WO2015039789A1/de active Application Filing
- 2014-07-24 CN CN201480063252.7A patent/CN105745434A/zh active Pending
- 2014-07-24 EP EP14744517.5A patent/EP3047135B1/de active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2372393A1 (fr) * | 1976-11-30 | 1978-06-23 | Sulzer Ag | Epurateur d'air par lavage |
FR2450357A1 (fr) * | 1979-03-02 | 1980-09-26 | Bosch Gmbh Robert | Installation d'injection de carburant |
JP2004340208A (ja) * | 2003-05-14 | 2004-12-02 | Isuzu Motors Ltd | 配管接続構造 |
EP1892408A1 (de) * | 2006-08-21 | 2008-02-27 | Siemens Aktiengesellschaft | Injektor, Kraftstoffzulaufbecher sowie Halter |
DE102008002122A1 (de) * | 2008-05-30 | 2009-12-03 | Robert Bosch Gmbh | Niederhalter für eine Brennstoffeinspritzvorrichtung |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017223384A1 (de) | 2016-12-26 | 2018-06-28 | Bosch Sanayi Ve Ticaret Anonim Sirketi | Niederhaltevorrichtung für ein Kraftstoffeinspritzventil |
Also Published As
Publication number | Publication date |
---|---|
KR20160055157A (ko) | 2016-05-17 |
EP3047135A1 (de) | 2016-07-27 |
US9874187B2 (en) | 2018-01-23 |
US20160319790A1 (en) | 2016-11-03 |
PL3047135T3 (pl) | 2017-11-30 |
DE102013218824A1 (de) | 2015-03-19 |
EP3047135B1 (de) | 2017-06-28 |
CN105745434A (zh) | 2016-07-06 |
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