CN204783396U - Integral type sprayer - Google Patents
Integral type sprayer Download PDFInfo
- Publication number
- CN204783396U CN204783396U CN201520492737.XU CN201520492737U CN204783396U CN 204783396 U CN204783396 U CN 204783396U CN 201520492737 U CN201520492737 U CN 201520492737U CN 204783396 U CN204783396 U CN 204783396U
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- CN
- China
- Prior art keywords
- fuel
- control chamber
- spool
- fuel inlet
- ejiction opening
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- 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.)
- Withdrawn - After Issue
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Abstract
The embodiment of the utility model discloses integral type sprayer, 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 is with first control chamber intercommunication, the chamber intercommunication is controlled with the second to the fuel ejiction opening, the first control intracavity is located to 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 integral type sparger.
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 integral type sparger.
A kind of integral type sparger, 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, be located in the first control chamber, supply for controlling the first fuel and the second fuel switches, comprise the first spool, the second spool and the first elastic component between the first spool and the second spool, the connectivity part of described first control chamber and the second control chamber is between the first spool and the second spool, and this Fuel switching control valve has the first state and the second state; In a first state, the pressure produced when first fuel enters from the first fuel inlet promotes the active force that the first spool overcomes the first elastic component and moves toward the second spool position along the first control chamber, the second spool is made to be tight against the connectivity part of the second fuel inlet and the first control chamber, now, first fuel inlet, the first control chamber and the second control chamber are interconnected, and the second fuel inlet and the first control chamber end mutually; In the second condition, the pressure produced when second fuel enters from the second fuel inlet promotes the active force that the second spool overcomes the first elastic component and moves toward the first spool position along the first control chamber, the first spool is made to be tight against the connectivity part of the first fuel inlet and the first control chamber, now, second fuel inlet, the first control chamber and the second control chamber are interconnected, and the first fuel inlet and the first 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 integral type sparger 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 integral type sparger, comprises injector body, and this injector body is provided with:
First fuel inlet 11, for being connected with the first fuel feed line;
Second fuel inlet 12, is set up in parallel with the first fuel inlet, for being connected with the second fuel feed line;
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 22 with the second control chamber;
Fuel switching control valve, be located in the first control chamber 21, supply for controlling the first fuel and the second fuel switches, comprise the first spool 211, second spool 212 and the first elastic component 213 between the first spool 211 and the second spool 212, the connectivity part of described first control chamber 21 and the second control chamber 22 is between the first spool 211 and the second spool 212, and this Fuel switching control valve has the first state and the second state; In a first state, the pressure produced when first fuel enters from the first fuel inlet 11 promotes the active force that the first spool 211 overcomes the first elastic component 213 and moves toward the second spool 212 position along the first control chamber 21, the second spool 212 is made to be tight against the connectivity part of the second fuel inlet 12 and the first control chamber 21, now, first fuel inlet 11, first control chamber 21 and the second control chamber 22 are interconnected, and the second fuel inlet 12 and the first control chamber 21 end mutually; In the second condition, the pressure produced when second fuel enters from the second fuel inlet 12 promotes the active force that the second spool 212 overcomes the first elastic component 213 and moves toward the first spool 211 position along the first control chamber 21, the first spool 211 is made to be tight against the connectivity part of the first fuel inlet 11 and the first control chamber 21, now, second fuel inlet 12, first control chamber 21 and the second control chamber 22 are interconnected, and the first fuel inlet 11 and the first control chamber 21 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, the connectivity part of described first fuel inlet 11 and the first control chamber 21 is provided with one by little gradually large conical surface, described first spool 211 be provided with match with described conical surface by little gradually large tapered portion; And/or the connectivity part of described second fuel inlet 12 and the first control chamber 21 is provided with one by little gradually large conical surface, described second spool 212 be provided with match with described conical surface by little gradually large tapered portion.Structure is simple.
Again further, described fuel injection control valve comprises:
Valve seat 41, 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 41 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 411 running through itself, and fuel pod apertures 411 is positioned at the periphery of longitudinally socket guide portion;
Electromagnetic coil 42, is located at the periphery of the second control chamber 22, and with to be longitudinally socketed guide portion relative;
Movable body 43, its one end is located at and is longitudinally socketed in guide portion;
Second elastic component 45, is located at and is longitudinally socketed in guide portion, and offset with the located lateral portion of movable body 43 and valve seat 41 respectively;
Needle-valve 44, is installed in the second control chamber 22, and between movable body 43 and fuel ejiction opening 3, it is connected with the other end of movable body 43 and can moves up and down;
When described electromagnetic coil 42 is energized, the active force that the magnetic force that electromagnetic coil 42 is energized generation drives movable body 43 to overcome the second elastic component 45 is longitudinally socketed guide portion and moves up, make needle-valve 44 follow movable body 43 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 electromagnetic coil 42 power-off, movable body 43 is longitudinally socketed guide portion and moves down under the reset response power of the second elastic component 45, make needle-valve 44 follow movable body 43 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 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.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. an integral type sparger, 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, be located in the first control chamber, supply for controlling the first fuel and the second fuel switches, comprise the first spool, the second spool and the first elastic component between the first spool and the second spool, the connectivity part of described first control chamber and the second control chamber is between the first spool and the second spool, and this Fuel switching control valve has the first state and the second state; In a first state, the pressure produced when first fuel enters from the first fuel inlet promotes the active force that the first spool overcomes the first elastic component and moves toward the second spool position along the first control chamber, the second spool is made to be tight against the connectivity part of the second fuel inlet and the first control chamber, now, first fuel inlet, the first control chamber and the second control chamber are interconnected, and the second fuel inlet and the first control chamber end mutually; In the second condition, the pressure produced when second fuel enters from the second fuel inlet promotes the active force that the second spool overcomes the first elastic component and moves toward the first spool position along the first control chamber, the first spool is made to be tight against the connectivity part of the first fuel inlet and the first control chamber, now, second fuel inlet, the first control chamber and the second control chamber are interconnected, and the first fuel inlet and the first 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. integral type sparger according to claim 1, it is characterized in that, the connectivity part of described first fuel inlet and the first control chamber is provided with one by little gradually large conical surface, described first spool be provided with match with described conical surface by little gradually large tapered portion; And/or the connectivity part of described second fuel inlet and the first control chamber is provided with one by little gradually large conical surface, described second spool be provided with match with described conical surface by little gradually large tapered portion.
3. integral type sparger 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;
Electromagnetic coil, is located at the periphery of the second control chamber, and with to be longitudinally socketed guide portion relative;
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 movable body and valve seat respectively;
Needle-valve, is installed in the second control chamber, and between movable body and fuel ejiction opening, it is connected with the other end of movable body and can moves up and down;
During described electromagnetic coil energising, the active force that the magnetic force that electromagnetic coil energising produces drives movable body to overcome the second elastic component is longitudinally socketed guide portion and moves up, make needle-valve follow 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 electromagnetic coil power-off, movable body is longitudinally socketed guide portion and moves down under the reset response power of the second elastic component, and make needle-valve follow movable body and move from top to bottom and be tight against fuel ejiction opening, now the second control chamber ends mutually with fuel ejiction opening.
4. integral type sparger 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. integral type sparger 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. integral type sparger 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 |
|---|---|---|---|
| CN201520492737.XU CN204783396U (en) | 2015-07-09 | 2015-07-09 | Integral type sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492737.XU CN204783396U (en) | 2015-07-09 | 2015-07-09 | Integral type sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783396U true CN204783396U (en) | 2015-11-18 |
Family
ID=54523457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520492737.XU Withdrawn - After Issue CN204783396U (en) | 2015-07-09 | 2015-07-09 | Integral type sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204783396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041533A (en) * | 2015-07-09 | 2015-11-11 | 胡松平 | Integrated ejector |
-
2015
- 2015-07-09 CN CN201520492737.XU patent/CN204783396U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041533A (en) * | 2015-07-09 | 2015-11-11 | 胡松平 | Integrated ejector |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20180724 |