CN101976773B - Fuel injector joint - Google Patents
Fuel injector joint Download PDFInfo
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- CN101976773B CN101976773B CN2010105136048A CN201010513604A CN101976773B CN 101976773 B CN101976773 B CN 101976773B CN 2010105136048 A CN2010105136048 A CN 2010105136048A CN 201010513604 A CN201010513604 A CN 201010513604A CN 101976773 B CN101976773 B CN 101976773B
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- fuel injector
- shell
- conductor
- electric
- locking piece
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Abstract
The invention relates to a fuel injector joint, comprising a shell and conductive pieces, wherein a plurality of connection holes are evenly formed in the shell along the axial direction; and the connection holes are internally provided with the conductive pieces for connecting with ingoing and outgoing lines of an engine. The fuel injector joint is arranged on a cylinder cover and is communicated with an electric wire led out by a fuel injector and electric wires led out by an electronic control unit by the conductive piece arranged in the shell of the fuel injector joint, so that the electronic control unit can control the built-in fuel injector.
Description
Technical field
The present invention relates to a kind of in-cylinder direct fuel-injection engine connector, relate in particular to a kind of fuel injector connector.
Background technology
The in-cylinder direct-jet technology claims again FSI, and FSI (Fuel Stratified Injection) fuel layering spraying technique is representing a developing direction of conventional gasoline engine.Thereby traditional petrol engine is by computer, to gather each relevant operating mode of cam position and engine to control oil atomizer gasoline is sprayed into to inlet manifold.But certain distance is arranged from combustion chamber due to oil atomizer, and gasoline is subjected to the impact of charge air flow and valve switch larger with the mixing situation of air, and small oil particles can be adsorbed on duct wall, so wish that oil atomizer can directly spray into cylinder by fuel oil.FSI improves the deficiency of conventional gasoline engin fuel system and the inner cylinder direct injection technology developed, advanced direct injection spark ignition engine adopts the oil tech that supplies that is similar to Diesel engine, by a piston pump, provide the pressure more than required 100bar, gasoline is offered to the magnetic injectors that is positioned at cylinder.Then by computer, control injector fuel is directly injected to combustion chamber in the most appropriate time, the accuracy of its control approaches millisecond, and its key is to consider the installation of injector, must leave on cylinder head top its certain space for.Because fuel injector is arranged on cylinder interior, for fuel injector realize is controlled, need to be under the prerequisite of cylinder seal live wire pierce into cylinder and be connected with fuel injector.
Summary of the invention
The object of the invention is to overcome the defect of prior art, a kind of fuel injector connector that connects fuel injector and electronic control unit be used to passing cylinder head is provided.
For achieving the above object, the present invention adopts a kind of fuel injector connector to comprise shell and electric-conductor, and enclosure evenly forms a plurality of wiring holes vertically, in wiring hole, is provided with the electric-conductor for the connecting engine line.
The invention has the beneficial effects as follows that fuel injector connector is arranged on cylinder head, the electric wire of fuel injector being drawn by the electric-conductor that is arranged in the fuel injector connector shell is communicated with the electric wire that electronic control unit is drawn, and realizes the control to built-in fuel injector.
It is end of incoming cables that the present invention further is set to described shell one end, and the other end is leading-out terminal; Described fuel injector connector comprises locking piece, wiring hole inwall towards end of incoming cables on described shell extends internally and forms the incoming line that diameter is less than wiring hole, the end of electric-conductor towards end of incoming cables in wiring hole is connected with incoming line, electric-conductor is provided with locking piece on the position corresponding with the shell leading-out terminal, and locking piece and entrance hole are limited in electric-conductor in the wiring hole of shell.The electric-conductor that locking piece will be arranged in wiring hole is limited in wiring hole, prevents that it from dropping out.
On described shell, one side is formed with for fuel injector connector being fixed on to the fixed mount on cylinder head towards end of incoming cables.Fixed mount can firmly be fixed on fuel injector connector on cylinder head.
Described shell leading-out terminal forms a plurality of line outlet grooves suitable with the quantity of wiring hole; Described fuel injector connector comprises end cap, on end cap, is provided with a plurality of wire holes suitable with the quantity of wiring hole, and end cap is arranged on the leading-out terminal of shell.End cap can determine to connect in cylinder the outlet direction of fuel injector.
On described shell, be provided with body seal spare; On described electric-conductor, be provided with connection sealing element.Seal is guaranteed the sealing of fuel injector connector.
On described locking piece, form a plurality of width crossed beam trunking less than electric-conductor diameter, on the sidewall of the corresponding locking piece of shell position, form the lock hole suitable with locking piece, locking piece passes lock hole by the electric-conductor card in the enclosure, and the position of crossed beam trunking is corresponding with the position of wiring hole.Locking piece can easily be stuck in electric-conductor in the wiring hole of shell, can pass through conductor wire again.
Described fixed mount is that the outside side of shell extends to form a boss, in the middle of boss, is provided with for by screw, fuel injector connector being fixed on to the metal ring of cylinder head.Position and the fixing hole on cylinder head of metal ring are suitable, by screw, metal ring be fixed on fixing hole, thus the fixing fuel injector joint.
Described electric-conductor is provided with waterproof bolt towards end of incoming cables.Waterproof bolt can prevent that the outer moisture of cylinder from infiltrating fuel injector connector.
The accompanying drawing explanation
Fig. 1 is the first embodiment assembling stereogram of the present invention.
Fig. 2 is the first embodiment assembling view of the present invention.
Fig. 3 is that the first embodiment of the present invention assembles explosive view.
Fig. 4 is that the first embodiment of the present invention assembles explosive view.
Fig. 5 is the first embodiment electric-conductor front view of the present invention.
Fig. 6 is the first embodiment locking piece front view of the present invention.
Fig. 7 is the second embodiment assembling stereogram of the present invention.
Fig. 8 is that the second embodiment of the present invention assembles explosive view.
Embodiment
as shown in Fig. 1-6, the first embodiment of the present invention is a kind of fuel injector connector, comprise shell 1, sealing ring 2, locking piece 3, electric-conductor 4 for the connecting engine line, end cap 5, the shell 1 of fuel injector connector is shaped as cylinder, the fuel injector connector two ends form respectively end of incoming cables 11 and leading-out terminal 12, the outer wall of shell is forming the fixed mount 13 of an arc convex near end of incoming cables 11 1 sides, on fixed mount 13, be provided with a circular hole, the circular hole inboard is provided with metal ring 14, screw hole position on metal ring 14 and engine is suitable, screw passes metal ring 14 and is screwed into the screw hole fixing fuel injector, the inner wiring holes 15 that form two axial perforations of shell 1, wiring hole 15 extends to form the entrance hole 16 of a diameter less than wiring hole 15 diameters to the inside in end of incoming cables, the interior electric-conductor 4 that closely is provided with of wiring hole 15, electric-conductor 4 is shaped as the cylinder suitable with wiring hole 15, the diameter of entrance hole 16 can pass electric wire and prevent that simultaneously electric-conductor 4 from skidding off, electric-conductor 4 two ends are provided with the riveting end for being connected with the electric wire riveting, electric-conductor 4 is provided with waterproof bolt 41 towards end of incoming cables, the electric-conductor middle part forms two seal grooves around electric-conductor 4, in seal groove, be provided with sealing ring 42, electric-conductor 4 forms the step 43 of an annular towards the outside of leading-out terminal 12, step 43 is stuck in wiring hole outlet port 12, shell 1 is provided with three lock holes 17 at wiring hole 15 terminal positions, lock hole 17 is suitable with locking piece 3, on locking piece 3, form two width than the snap close 32 of the smaller crossed beam trunking 31 of the diameter of the riveting port of electric-conductor 4 and two projections, locking piece 3 passes lock hole 17 and is buckled on shell 1 by snap close 32, the crossed beam trunking 31 of locking piece 3 make the riveting end electric wire can just electric-conductor 4 can not pass locking piece 3 by locking piece 3, the fixing position of electric-conductor 4, on shell 1,11 1 sides are provided with sealing ring 2 towards end of incoming cables at locking piece 3, one side of the leading-out terminal 12 of shell 1 forms spacing and the corresponding line outlet groove 18 of two wiring hole 15 spacings, leading-out terminal 12 forms trapezoidal projection card platform 19 in line outlet groove 18 1 sides and opposite side middle part, the other both sides of leading-out terminal 12 form gathering sill 110, leading-out terminal 12 is outside equipped with end cap 5, on end cap 5, be provided with two wire holes 51, around end cap respectively interval form a pair of guide wall and buckle 52, the inboard gib block 53 that forms of guide wall, gib block 53 and gathering sill 110 are suitable, can be in the interior movement of gathering sill 110, buckle 52 and Ka Tai 19 are suitable for end cap 5 is fixed on to shell 1, the electric wire of leading-out terminal 12 can out also can pass through the wire hole 51 on end cap 5 from line outlet groove 18.
The second embodiment of the present invention is a kind of fuel injector connector as Figure 7-8, in shell 1, be provided with vertically four wiring holes 15, four wiring holes 15 evenly arrange by square four jiaos, on shell 1 leading-out terminal 12 of fuel injector connector, both sides form respectively two line outlet grooves 18, on the end cap 5 of leading-out terminal, form four wire holes 51.
Claims (5)
1. a fuel injector connector, comprise shell and electric-conductor, and enclosure evenly forms a plurality of wiring holes vertically, in wiring hole, is provided with the electric-conductor for the connecting engine line; Described shell one end is end of incoming cables, and the other end is leading-out terminal; Described fuel injector connector comprises locking piece, wiring hole inwall towards end of incoming cables on described shell extends internally and forms the incoming line that diameter is less than wiring hole, the end of electric-conductor towards end of incoming cables in wiring hole is connected with incoming line, electric-conductor is provided with locking piece on the position corresponding with the shell leading-out terminal, and locking piece and entrance hole are limited in electric-conductor in the wiring hole of shell; On described shell, one side is formed with for fuel injector connector being fixed on to the fixed mount on cylinder head towards end of incoming cables, it is characterized in that: on described shell, be provided with body seal spare; Described shell leading-out terminal forms a plurality of line outlet grooves suitable with the quantity of wiring hole; Described fuel injector connector comprises end cap, on end cap, is provided with a plurality of wire holes suitable with the quantity of wiring hole, and end cap is arranged on the leading-out terminal of shell.
2. fuel injector connector according to claim 1, is characterized in that: on described electric-conductor, be provided with connection sealing element.
3. fuel injector connector according to claim 1, it is characterized in that: on described locking piece, form a plurality of width crossed beam trunking less than electric-conductor diameter, on the sidewall of the corresponding locking piece of shell position, form the lock hole suitable with locking piece, locking piece passes lock hole by the electric-conductor card in the enclosure, and the position of crossed beam trunking is corresponding with the position of wiring hole.
4. fuel injector connector according to claim 1, it is characterized in that: described fixed mount is that the outside side of shell extends to form a boss, in the middle of boss, is provided with for by screw, fuel injector connector being fixed on to the metal ring on cylinder head.
5. fuel injector connector according to claim 1, it is characterized in that: described electric-conductor is provided with waterproof bolt towards end of incoming cables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105136048A CN101976773B (en) | 2010-10-15 | 2010-10-15 | Fuel injector joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105136048A CN101976773B (en) | 2010-10-15 | 2010-10-15 | Fuel injector joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101976773A CN101976773A (en) | 2011-02-16 |
| CN101976773B true CN101976773B (en) | 2013-11-20 |
Family
ID=43576631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105136048A Active CN101976773B (en) | 2010-10-15 | 2010-10-15 | Fuel injector joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101976773B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078781B (en) * | 2014-07-07 | 2016-07-06 | 南通大地电气有限公司 | Cavaera wire harness |
| WO2016070355A1 (en) * | 2014-11-05 | 2016-05-12 | 张济州 | Engine cylinder internal wire body |
| CN104993297B (en) * | 2015-08-10 | 2017-05-24 | 广西玉柴机器股份有限公司 | Electrically-controlled fuel injector wiring terminal protection cover |
| CN105101691A (en) * | 2015-09-22 | 2015-11-25 | 四川永贵科技有限公司 | High-voltage power distribution box |
| CN105332842A (en) * | 2015-11-27 | 2016-02-17 | 广西玉柴机器股份有限公司 | Fuel injector connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4621883A (en) * | 1982-04-14 | 1986-11-11 | Amp Incorporated | Electrical connector assembly |
| US5788519A (en) * | 1995-05-02 | 1998-08-04 | Yazaki Corporation | Waterproof grounding connector and method of assembling same |
| FR2853770A1 (en) * | 2003-04-11 | 2004-10-15 | Framatome Connectors Int | Electric connector, has slit that is designed, such that contact terminal is maintained relatively in support against rib and longitudinal retention clip according to terminal axis |
| CN101032059A (en) * | 2004-08-30 | 2007-09-05 | Fci公司 | Electrical connector for damping vibrations, in particular for injectors of motor vehicle engines |
| CN201812980U (en) * | 2010-10-15 | 2011-04-27 | 江苏金谷电产有限公司 | Oil sprayer joint |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH067584Y2 (en) * | 1989-05-31 | 1994-02-23 | 矢崎総業株式会社 | Waterproof connector |
| JP2002270283A (en) * | 2001-03-08 | 2002-09-20 | Yazaki Corp | Liquid-proof connector |
| JP5044508B2 (en) * | 2008-08-26 | 2012-10-10 | 矢崎総業株式会社 | connector |
-
2010
- 2010-10-15 CN CN2010105136048A patent/CN101976773B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4621883A (en) * | 1982-04-14 | 1986-11-11 | Amp Incorporated | Electrical connector assembly |
| US5788519A (en) * | 1995-05-02 | 1998-08-04 | Yazaki Corporation | Waterproof grounding connector and method of assembling same |
| FR2853770A1 (en) * | 2003-04-11 | 2004-10-15 | Framatome Connectors Int | Electric connector, has slit that is designed, such that contact terminal is maintained relatively in support against rib and longitudinal retention clip according to terminal axis |
| CN101032059A (en) * | 2004-08-30 | 2007-09-05 | Fci公司 | Electrical connector for damping vibrations, in particular for injectors of motor vehicle engines |
| CN201812980U (en) * | 2010-10-15 | 2011-04-27 | 江苏金谷电产有限公司 | Oil sprayer joint |
Non-Patent Citations (1)
| Title |
|---|
| JP平3-2570U 1991.01.11 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101976773A (en) | 2011-02-16 |
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Owner name: YUEQING JINCHUAN ELECTRONICS CO., LTD. Free format text: FORMER OWNER: JIANGSU JIN'GU ELECTRICAL INDUSTRY CO., LTD. Effective date: 20120828 |
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Free format text: CORRECT: ADDRESS; FROM: 212300 ZHENJIANG, JIANGSU PROVINCE TO: 325604 WENZHOU, ZHEJIANG PROVINCE |
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Effective date of registration: 20120828 Address after: 325604, Zhejiang City, Yueqing Province North white elephant town Baita Wang Industrial Development Zone Applicant after: Yueqing Jinchuan Electronics Co., Ltd. Address before: 212300 South Korean Industrial Park, Binhe Road, Danyang Development Zone, Jiangsu, Zhenjiang Applicant before: Jiangsu Jingu Electrical Industry Co., Ltd. |
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Effective date of registration: 20170620 Address after: 325603, No. twenty, No. 278, Yueqing Economic Development Zone, Zhejiang, Wenzhou Patentee after: GVEI AUTO PARTS CO., LTD. Address before: 325604, Zhejiang City, Yueqing Province North white elephant town Baita Wang Industrial Development Zone Patentee before: Yueqing Jinchuan Electronics Co., Ltd. |
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| TR01 | Transfer of patent right |