CN204783399U - Double fuel integral type electrically activated injector - Google Patents
Double fuel integral type electrically activated injector Download PDFInfo
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- CN204783399U CN204783399U CN201520495515.3U CN201520495515U CN204783399U CN 204783399 U CN204783399 U CN 204783399U CN 201520495515 U CN201520495515 U CN 201520495515U CN 204783399 U CN204783399 U CN 204783399U
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- fuel
- control chamber
- movable body
- guide portion
- fuel inlet
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Abstract
The embodiment of the utility model discloses double fuel integral type electrically activated injector, including injector body, be equipped with on this injector body: first fuel entry, second fuel entry, the first control chamber is with first fuel entry and second fuel entry intercommunication, second control chamber, be located the first control chamber the below and with first control chamber intercommunication, the chamber intercommunication is controlled with the second to the fuel ejiction opening, fuel switching control valve for the supply of controlling first fuel and second fuel is switched, second control intracavity is located to the fuel injection control valve for the control second is controlled the intercommunication of chamber and fuel ejiction opening or is ended. The embodiment of the utility model provides a, its simple structure, simple to operate can smoothly switch between the fuel, secondly, it can the former car sprayer of direct substitution and installs in former car sprayer position, can reach the best spray angle, reduces the oil consumption, in addition, can not produce oil film deposit and cover.
Description
Technical field:
The utility model relates to a kind of double fuel electrically controlled injector, especially a kind of double fuel integral type electrically controlled injector.
Background technique:
Along with the concern to vehicle economy and alternative fuel Economy, the feature of environmental protection, automaker and Market for refitting turn to more economically, Cleaning Equipment, to raise the efficiency and energy-conserving and environment-protective, so effective use of alternative fuel or dual-purpose fuel or pluralities of fuel, need the distinct configuration of traditional fuel engine components.
Use for adapting to the used in combination of multi fuel or selecting to switch, the double fuel of repacking or production or the economic environmentally friendly vehicle of multi fuel, generally on former car basis, in intake manifold, repacking has the newly-increased fuel injector be communicated with intake manifold, and former car fuel injector and newly-increased fuel injector are separate Split type structures.There is following defect: the interference 1, easily causing other related accessory of automobile, inconvenience is installed in repacking.2, the newly-increased fuel injector after repacking equally with former car fuel injector cannot reach best spray angle, can cause the increase of oil consumption.3, newly-increased fuel injector easily produces oil film deposition and covers.
For overcoming above-mentioned defect, there is a kind of double fuel unit injector on the market, but its complex structure, switch between fuel and have some setbacks.
Summary of the invention:
For overcoming existing dual fuel injector complex structure, switch the problem had some setbacks between fuel, the utility model embodiment provides a kind of double fuel integral type electrically controlled injector.
A kind of double fuel integral type electrically controlled injector, comprise injector body, this injector body is provided with:
First fuel inlet, for being connected with the first fuel feed line;
Second fuel inlet, is set up in parallel with the first fuel inlet, for being connected with the second fuel feed line;
First control chamber, is communicated with the second fuel inlet with the first fuel inlet;
Second control chamber, is positioned at the below of the first control chamber and is communicated with the first control chamber;
Fuel ejiction opening, is communicated with the second control chamber;
Fuel switching control valve, is located in the first control chamber, switches, have the first state and the second state for the supply controlling the first fuel and the second fuel; In a first state, the second fuel inlet, the first control chamber and the second control chamber are interconnected, and the first fuel inlet and the second control chamber end mutually; In the second condition, the first fuel inlet, the first control chamber and the second control chamber are interconnected, and the second fuel inlet and the second control chamber end mutually;
Fuel injection control valve, is located in the second control chamber, for controlling being communicated with or cut-off of the second control chamber and fuel ejiction opening.
The utility model embodiment, its structure is simple, easy for installation, can smooth and easyly switch between fuel; Secondly, it directly can be replaced former car sparger and be installed on former car sparger position, can reach best spray angle, reduces oil consumption; In addition, oil film deposition can not be produced and cover.
Accompanying drawing illustrates:
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structure cut-away view of double fuel integral type electrically controlled injector of the present utility model.
Embodiment:
The technical problem solved to make the utility model, technological scheme and beneficial effect are clearly understood, below in conjunction with drawings and Examples, are further elaborated to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in the figure, a kind of double fuel integral type electrically controlled injector, comprise injector body, this injector body is provided with:
First fuel inlet 11, for being connected with the first fuel feed line (not shown), as gas supply pipeline;
Second fuel inlet 12, is set up in parallel with the first fuel inlet 11, for being connected with the second fuel feed line (not shown), as methyl alcohol supply pipeline;
First control chamber 21, is communicated with the second fuel inlet 12 with the first fuel inlet 11;
Second control chamber 22, is positioned at the below of the first control chamber 21 and is communicated with the first control chamber 21;
Fuel ejiction opening 3, is communicated with the second control chamber 22;
Fuel switching control valve, is located in the first control chamber 21, switches, have the first state and the second state for the supply controlling the first fuel and the second fuel; In a first state, the second fuel inlet 12, first control chamber 21 and the second control chamber 22 are interconnected, and the first fuel inlet 11 and the second control chamber 22 end mutually; In the second condition, the first fuel inlet 11, first control chamber 21 and the second control chamber 22 are interconnected, and the second fuel inlet 12 and the second control chamber 22 end mutually;
Fuel injection control valve, is located in the second control chamber 22, for controlling being communicated with or cut-off of the second control chamber 22 and fuel ejiction opening 3.
The utility model embodiment, its structure is simple, easy for installation, can smooth and easyly switch between fuel; Secondly, it directly can be replaced former car sparger and be installed on former car sparger position, can reach best spray angle, reduces oil consumption; In addition, oil film deposition can not be produced and cover.
Further, described Fuel switching control valve comprises:
Guide holder 41, it is installed in the first control chamber 21 and side be positioned near the second fuel inlet 12, and has a socket guide portion;
First electromagnetic coil 42, is located at the periphery of the first control chamber 21, and relative with socket guide portion;
First movable body 43, its one end is located in socket guide portion;
First elastic component 45, is located in socket guide portion, and offsets with the first movable body 43 and guide holder 41 respectively;
Spool 44, is connected with the other end of the first movable body 43, and can move left and right along the first control chamber 21 switching realizing the first state and the second state;
In a first state, described spool 44 is positioned at the left side of the connectivity part of the first control chamber 21 and the second control chamber 22; In the second condition, the active force that the magnetic force that described first electromagnetic coil 42 is energized generation drives the first movable body 43 to overcome the first elastic component 45 moves right along socket guide portion, makes described spool 44 follow the first movable body 43 and moves from left to right and the right side being positioned at the connectivity part of the first control chamber 21 and the second control chamber 22.Structure is simple, can smooth and easyly switch between fuel.
Again further, described fuel injection control valve comprises:
Valve seat 51, it is installed in the second control chamber 22 and connectivity part side of close first control chamber 21 and the second control chamber 22, this valve seat 51 is in T shape, there is a located lateral portion and a downward opening longitudinal direction is socketed guide portion, wherein, located lateral portion offers the fuel pod apertures 511 running through itself, and fuel pod apertures 511 is positioned at the periphery of longitudinally socket guide portion;
Second electromagnetic coil 52, is located at the periphery of the second control chamber 22, and with to be longitudinally socketed guide portion relative;
Second movable body 53, its one end is located at and is longitudinally socketed in guide portion;
Second elastic component 55, is located at and is longitudinally socketed in guide portion, and offset with the located lateral portion of the second movable body 53 and valve seat 51 respectively;
Needle-valve 54, is installed in the second control chamber 22, and between the second movable body 53 and fuel ejiction opening 3, it is connected with the other end of the second movable body 53 and can moves up and down;
When described second electromagnetic coil 52 is energized, the active force that the magnetic force that second electromagnetic coil 52 is energized generation drives the second movable body 53 to overcome the second elastic component 55 is longitudinally socketed guide portion and moves up, make needle-valve 54 follow the second movable body 53 move from bottom to top and depart from fuel ejiction opening 3, now the second control chamber 22 is communicated with fuel ejiction opening 3; During described second electromagnetic coil 52 power-off, second movable body 53 is longitudinally socketed guide portion and moves down under the reset response power of the second elastic component 55, make needle-valve 54 follow the second movable body 53 move from top to bottom and be tight against fuel ejiction opening 3, now the second control chamber 22 ends with fuel ejiction opening 3 phase.Structure is simple, and fuel injection control is stablized.
Further, described first control chamber 21 extends transversely, and described second control chamber 22 extends longitudinally, and the second control chamber 22 is from top to bottom by large gradually little.Simple and compact for structure, volume is little.
Again further, described first fuel inlet 11, second fuel inlet 12 and fuel ejiction opening 3 periphery offer circular groove respectively, and circular groove is respectively equipped with seal ring.Structure is simple, and being tightly connected property is good.
Again further, described first fuel inlet 11 and the second fuel inlet 12 place are respectively equipped with filter screen, and structure is simple, can impurity effectively in filtering fuel.
Be one or more mode of executions provided in conjunction with particular content as mentioned above, do not assert that concrete enforcement of the present utility model is confined to these explanations.Method all and of the present utility model, structure etc. are approximate, identical, or for making some technology deduction or replace under the utility model concept thereof, all should be considered as protection domain of the present utility model.
Claims (6)
1. a double fuel integral type electrically controlled injector, comprises injector body, it is characterized in that, this injector body is provided with:
First fuel inlet, for being connected with the first fuel feed line;
Second fuel inlet, is set up in parallel with the first fuel inlet, for being connected with the second fuel feed line;
First control chamber, is communicated with the second fuel inlet with the first fuel inlet;
Second control chamber, is positioned at the below of the first control chamber and is communicated with the first control chamber;
Fuel ejiction opening, is communicated with the second control chamber;
Fuel switching control valve, is located in the first control chamber, switches, have the first state and the second state for the supply controlling the first fuel and the second fuel; In a first state, the second fuel inlet, the first control chamber and the second control chamber are interconnected, and the first fuel inlet and the second control chamber end mutually; In the second condition, the first fuel inlet, the first control chamber and the second control chamber are interconnected, and the second fuel inlet and the second control chamber end mutually;
Fuel injection control valve, is located in the second control chamber, for controlling being communicated with or cut-off of the second control chamber and fuel ejiction opening.
2. double fuel integral type electrically controlled injector according to claim 1, is characterized in that, described Fuel switching control valve comprises:
Guide holder, it is installed in the first control chamber and the side be positioned near the second fuel inlet, and has a socket guide portion;
First electromagnetic coil, is located at the periphery of the first control chamber, and relative with socket guide portion;
First movable body, its one end is located in socket guide portion;
First elastic component, is located in socket guide portion, and offsets with the first movable body and guide holder respectively;
Spool, is connected with the other end of the first movable body, and can move left and right along the first control chamber the switching realizing the first state and the second state;
In a first state, described spool is positioned at the left side of the connectivity part of the first control chamber and the second control chamber; In the second condition, the active force that the magnetic force that described first electromagnetic coil energising produces drives the first movable body to overcome the first elastic component moves right along socket guide portion, makes described spool follow the first movable body and moves from left to right and the right side being positioned at the connectivity part of the first control chamber and the second control chamber.
3. double fuel integral type electrically controlled injector according to claim 1 and 2, is characterized in that, described fuel injection control valve comprises:
Valve seat, it is installed in the second control chamber and the connectivity part side of close first control chamber and the second control chamber, this valve seat is in T shape, there is a located lateral portion and a downward opening longitudinal direction is socketed guide portion, wherein, located lateral portion offers the fuel pod apertures running through itself, and fuel pod apertures is positioned at the periphery of longitudinally socket guide portion;
Second electromagnetic coil, is located at the periphery of the second control chamber, and with to be longitudinally socketed guide portion relative;
Second movable body, its one end is located at and is longitudinally socketed in guide portion;
Second elastic component, is located at and is longitudinally socketed in guide portion, and offset with the located lateral portion of the second movable body and valve seat respectively;
Needle-valve, is installed in the second control chamber, and between the second movable body and fuel ejiction opening, it is connected with the other end of the second movable body and can moves up and down;
During described second electromagnetic coil energising, the active force that the magnetic force that second electromagnetic coil energising produces drives the second movable body to overcome the second elastic component is longitudinally socketed guide portion and moves up, make needle-valve follow the second movable body move from bottom to top and depart from fuel ejiction opening, now the second control chamber is communicated with fuel ejiction opening; During described second electromagnetic coil power-off, second movable body is longitudinally socketed guide portion and moves down under the reset response power of the second elastic component, make needle-valve follow the second movable body move from top to bottom and be tight against fuel ejiction opening, now the second control chamber ends mutually with fuel ejiction opening.
4. double fuel integral type electrically controlled injector according to claim 3, is characterized in that, described first control chamber extends transversely, and described second control chamber extends longitudinally, and the second control chamber is from top to bottom by large gradually little.
5. double fuel integral type electrically controlled injector according to claim 4, is characterized in that, described first fuel inlet, the second fuel inlet and fuel ejiction opening periphery offer circular groove respectively, and circular groove is respectively equipped with seal ring.
6. double fuel integral type electrically controlled injector according to claim 5, is characterized in that, described first fuel inlet and the second fuel inlet place are respectively equipped with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495515.3U CN204783399U (en) | 2015-07-09 | 2015-07-09 | Double fuel integral type electrically activated injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495515.3U CN204783399U (en) | 2015-07-09 | 2015-07-09 | Double fuel integral type electrically activated injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783399U true CN204783399U (en) | 2015-11-18 |
Family
ID=54523460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520495515.3U Withdrawn - After Issue CN204783399U (en) | 2015-07-09 | 2015-07-09 | Double fuel integral type electrically activated injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204783399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003370A (en) * | 2015-07-09 | 2015-10-28 | 胡松平 | Double-fuel integrated electronic control ejector |
| CN112943494A (en) * | 2021-02-07 | 2021-06-11 | 浙江吉利控股集团有限公司 | Ejector and vehicle |
-
2015
- 2015-07-09 CN CN201520495515.3U patent/CN204783399U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003370A (en) * | 2015-07-09 | 2015-10-28 | 胡松平 | Double-fuel integrated electronic control ejector |
| CN105003370B (en) * | 2015-07-09 | 2018-01-02 | 胡松平 | Double fuel integral type electrically controlled injector |
| CN112943494A (en) * | 2021-02-07 | 2021-06-11 | 浙江吉利控股集团有限公司 | Ejector and vehicle |
| CN112943494B (en) * | 2021-02-07 | 2022-06-03 | 浙江吉利控股集团有限公司 | Ejector and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20180102 |
|
| AV01 | Patent right actively abandoned |