CN105804909A - Carbon deposition prevention oil sprayer - Google Patents
Carbon deposition prevention oil sprayer Download PDFInfo
- Publication number
- CN105804909A CN105804909A CN201610301354.9A CN201610301354A CN105804909A CN 105804909 A CN105804909 A CN 105804909A CN 201610301354 A CN201610301354 A CN 201610301354A CN 105804909 A CN105804909 A CN 105804909A
- Authority
- CN
- China
- Prior art keywords
- fuel injector
- main body
- cone structure
- valve
- oil
- 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.)
- Pending
Links
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 25
- 230000008021 deposition Effects 0.000 title claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract description 11
- 230000002265 prevention Effects 0.000 title 1
- 239000003921 oil Substances 0.000 claims abstract description 49
- 239000000295 fuel oil Substances 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 claims abstract description 8
- 239000000446 fuel Substances 0.000 claims description 70
- 239000007921 spray Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 13
- 239000007924 injection Substances 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 239000013618 particulate matter Substances 0.000 description 8
- 239000000084 colloidal system Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 239000004071 soot Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000006701 autoxidation reaction Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- 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
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
-
- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/042—The valves being provided with fuel passages
-
- 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
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1886—Details of valve seats not covered by groups F02M61/1866 - F02M61/188
-
- 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
- F02M2200/06—Fuel-injection apparatus having means for preventing coking, e.g. of fuel injector discharge orifices or valve needles
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
The invention discloses an anti-carbon deposition oil sprayer which comprises an oil sprayer main body, wherein a movable cone structure is arranged at the lower end of the oil sprayer main body, the upper surface of the cone structure is a conical surface, the surface of the oil sprayer main body, which is matched with the cone structure, is also a conical surface, the two conical surfaces are in sealing fit, and a telescopic device used for enabling the cone structure to move up and down relative to the oil sprayer main body is arranged between the cone structure and the oil sprayer main body. The conical surface gap between the cone structure and the body of the oil sprayer main body is opened only when oil is sprayed, and fuel oil generates a washing effect on the conical surface when oil is sprayed, so that particles are prevented from being deposited between the two conical surfaces; the cone structure of the invention changes the oil injection mode from injection of the injection port to oil injection from the conical surface to the circumferential direction, improves the oil injection efficiency, is beneficial to the full mixing of fuel oil and surrounding air, and simultaneously solves the problem that the injection port is easy to be blocked by carbon deposition when the injection port injects.
Description
Technical field
The present invention relates to a kind of anti-carbon deposition fuel injector, belong to fuel injector field.
Background technology
For an in-cylinder direct fuel-injection engine, owing to the structure of fuel injection system there occurs change, cause that fuel injector place is more readily formed carbon distribution.The fuel injector carbon distribution of this kind of type of engine is formed mainly two kinds of situations, and one is that the colloid decomposition that fuel oil autoxidation in high temperature environments produces is deposited in fuel injector and forms carbon distribution;It two is the soot particulate matter that formed of fuel oil not sufficiently combusted in cylinder or colloid is deposited on the valve seat place of fuel injector and forms carbon distribution.In theory, fuel injector can be cooled down by carbon distribution on the one hand that reduce fuel injector place, reduces fuel oil and flows through the temperature at passage place, reduce the time of staying in passage, reduces the colloid that autoxidation produces;On the other hand, separate the high-temperature gas after injector control valve and burning, thus reducing soot particulate matter that not sufficiently combusted fuel oil formed or the carbon distribution that colloid accumulates at fuel injector valve seat place as far as possible.
Summary of the invention
The technical problem to be solved is: overcome the deficiencies in the prior art, it is provided that a kind of anti-carbon deposition fuel injector, and the particulate matter that it is formed after can stoping cylinder combustion enters the oil duct of fuel injector, and can improve oil spout efficiency.
In order to solve above-mentioned technical problem, the technical scheme is that a kind of anti-carbon deposition fuel injector, including fuel injector main body, the lower end of fuel injector main body is provided with the cone structure of an activity, the upper surface of cone structure is taper seat, the surface that fuel injector main body matches with cone structure is also taper seat, and two taper seats seal and coordinate, and are provided with the retractor device for making cone structure move up and down relative to fuel injector main body between described cone structure and fuel injector main body.
Further provide for the concrete structure of a kind of retractor device, described retractor device includes the spring groove being arranged on cone structure and the spring being arranged in spring groove, the lower end of described spring is fixed on the bottom surface of spring groove, and the upper end of spring is fixing with the taper seat of fuel injector main body to be connected.
Further for the location being easy to fuel injector main body and cone structure, between described fuel injector main body and cone structure, it is additionally provided with multiple vertical direction directive slide track is set, cone structure has pilot hole, one end of directive slide track is fixing with fuel injector main body to be connected, the other end of directive slide track is located in pilot hole, and is slidably matched with pilot hole.
Further, described fuel injector main body includes housing, plunger, connection valve and controller, plunger cavity it is provided with in housing, plunger is placed in plunger cavity, and plunger coordinates with plunger cavity slipper seal, controller is arranged on housing, and controller is connected with plunger, housing sidewall is provided with backflow through hole and inlet opening, inlet opening connects with plunger cavity, connects valve and is arranged on the lower end of plunger cavity, and the lower end connecting valve is provided with reversal valve, reversal valve is connected by oil duct with being connected valve, and the branch mouth of reversal valve connects with backflow through hole.
Further provide for the concrete structure of a kind of reversal valve, described reversal valve includes valve pocket, the upper end entrance of valve pocket and the outlet being connected valve, spool it is provided with and for limiting the upper block of spool shift motion and lower block in valve pocket, spool coordinates with valve pocket inwall slipper seal, spring it is provided with bottom valve pocket, spring is connected on spool, an annular groove it is provided with in the middle part of spool, when spool is positioned at topmost, valve pocket sidewall is provided with left branch mouth and right branch mouth with annular groove circumference corresponding position, right branch mouth connects with backflow through hole, left branch mouth is by connecting with the valve pocket on upper block top the first communicating pipe, valve pocket sidewall between right branch mouth and upper block was provided with for the second communicating pipe, when spool is positioned at bottom, fuel oil enters between two conical surfaces through the second communicating pipe and sprays.
Further, the top of described housing is provided with controller slot, and controller is arranged in controller slot.
Further, described controller is motor-driven screw body, and the lower end of screw body is connected with plunger, and drives plunger to move up and down.
After have employed technique scheme, when needs oil spout, when having between fuel oil two taper seats of arrival of certain pressure, overcoming the elastic force of spring to promote cone structure away from fuel injector main body, fuel oil is gone out from the eject slot between two taper seats;When not oil spout, under spring force effect, two taper seats compress and seal, and the particulate matter formed after preventing cylinder combustion enters in oil duct or the valve body of the fuel injector on top, thus preventing from producing carbon distribution at above-mentioned position;The taper seat gap of the body of the cone structure of the present invention and fuel injector main body is only just opened when oil spout, and during oil spout, taper seat is produced flushing action by fuel oil, it is prevented that particulate matter is deposited between two conical surfaces;The cone structure of the present invention makes the mode of oil spout be become by the conical surface to circumference oil spout from jet oil spout, improve the efficiency of oil spout, be conducive to being sufficiently mixed of fuel oil and surrounding air, when also solving jet injection simultaneously, the problem that jet is easily completely clogged with soot.
Accompanying drawing explanation
Fig. 1 is the structural representation of anti-carbon deposition fuel injector of the present invention;
Fig. 2 is the A portion enlarged drawing of Fig. 1;
Fig. 3 is the state diagram when not oil spout of the reversal valve of the present invention;
Fig. 4 is the state diagram when oil spout of the reversal valve of the present invention;
Fig. 5 is the oil supply system operation principle schematic diagram of the present invention;
In figure, 1, housing, 1-1, taper seat, 2, plunger, 3, valve is connected, 4, inlet opening, 5, backflow through hole, 6, spring groove, 7, spring, 8, controller, 9, cone structure, 9-1, taper seat, 10, reversal valve, 17, upper end entrance, 19, valve pocket, 20, spool, 21, annular groove, 22, right branch mouth, 23, upper block, 24, lower block, 25, the first communicating pipe, the 26, second communicating pipe, 27, spring, 28, fuel tank.
Detailed description of the invention
Being clearly understood to make present disclosure be easier to, below according to specific embodiment and in conjunction with accompanying drawing, the present invention is further detailed explanation.
As shown in Figure 1, 2, a kind of anti-carbon deposition fuel injector, the lower end of fuel injector main body is provided with the cone structure 9 of an activity, the upper surface of cone structure 9 is taper seat 9-1, the surface that fuel injector main body matches with cone structure 9 is also for taper seat 1-1, when cone structure 9 compresses with fuel injector main body, two taper seats seal and coordinate, and are provided with the retractor device for making cone structure 9 move up and down relative to fuel injector main body between cone structure 9 and fuel injector main body.
Preferably, as shown in Figure 1 and Figure 2, retractor device includes the spring groove 6 being arranged on cone structure 9 and the spring 7 being arranged in spring groove 6, the lower end of spring 7 is fixed on the bottom surface of spring groove 6, the upper end of spring 7 is fixing with the taper seat 1-1 of fuel injector main body to be connected, so that cone structure 9 moves in the vertical direction relative to fuel injector main body under the drive of spring 7 elastic force.
Preferably, in order to strengthen guide-localization effect, between fuel injector main body and cone structure 9, it is additionally provided with vertical direction is provided with directive slide track, cone structure 9 has pilot hole, one end of directive slide track is fixing with fuel injector main body to be connected, and the other end of directive slide track is located in pilot hole, and the other end of directive slide track is slidably matched with pilot hole, directive slide track is used for limiting cone structure 9 and only moves in the vertical direction, and the location fit making cone structure 9 is more accurate.
Alternatively, such as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, fuel injector main body includes housing 1, plunger 2, connect valve 3 and controller 8, it is provided with plunger cavity in housing 1, plunger 2 is placed in plunger cavity, and plunger 2 coordinates with plunger cavity slipper seal, controller 8 is arranged on housing 1, and controller 8 is connected with plunger 2, housing 1 sidewall is provided with backflow through hole 5 and inlet opening 4, inlet opening 4 connects with plunger cavity, connect valve 3 and be arranged on the lower end of plunger cavity, the lower end connecting valve 3 is provided with reversal valve 10, reversal valve 10 is connected by oil duct with being connected valve 3, the branch mouth of reversal valve 10 connects with backflow through hole 5.
Further, connecting valve 3 and include conical cavity and valve seat, conical cavity connects with plunger cavity, and valve seat is connected with reversal valve 10 by oil duct.
nullPreferably,Such as Fig. 3、Shown in Fig. 4,Reversal valve 10 includes valve pocket 19,The upper end entrance 17 of valve pocket 19 and the outlet being connected valve 3,Spool 20 it is provided with and for limiting the upper block 23 of spool 20 shift motion and lower block 24 in valve pocket 19,Spool 20 coordinates with valve pocket 19 inwall slipper seal,Spring 27 it is provided with bottom valve pocket 19,Spring 27 is connected on spool 20,An annular groove 21 it is provided with in the middle part of spool 20,When spool 20 is positioned at topmost,Valve pocket 19 sidewall is provided with left branch mouth and right branch mouth 22 with annular groove 21 circumference corresponding position,Right branch mouth 22 connects with backflow through hole 5,Left branch mouth is by connecting with the valve pocket 19 on upper block 23 top the first communicating pipe 25,Valve pocket 19 sidewall between right branch mouth 22 and upper block 23 was provided with for the second communicating pipe 26,When spool 20 is positioned at bottom,Fuel oil enters two taper seat 1-1 through the second communicating pipe 26、Between 9-1 and spray.
Spool 20 is by connecting with fuel injector lower end the second communicating pipe 26, relative to arrangement near nozzle of spool in existing fuel injector and valve seat, the particulate matter or the colloid that produce after making cylinder combustion burning were not easily accessible for the second communicating pipe 26 and are attached to the surface of spool 20, thus preventing spool 20 area carbon, be conducive to improving the life-span of fuel injector.
Alternatively, as shown in Figure 1 and Figure 2, the top of housing 1 is provided with controller slot, and controller 8 is arranged in controller slot.
Alternatively, controller 8 is motor-driven screw body, and the lower end of screw body is connected with plunger 2, and drives plunger 2 to move up and down.
As it is shown in figure 5, by the outlet of inlet opening 4 with the high-pressure oil pump M1 that fuel oil carries out secondary pressurized, the entrance of high-pressure oil pump M1 connects with the low pressure fuel pump M2 in fuel tank 28 and backflow through hole 5 respectively.
As shown in Figure 3, when fuel injector not oil spout, controller 8 controls plunger 2 and moves to top limit position, fuel oil is sent into plunger cavity from inlet opening 4 by high-pressure oil pump M1, fuel oil enters in reversal valve 10 by connecting valve 3, and spool 20 is positioned at position topmost, and fuel oil enters right branch mouth 22 from the first communicating pipe 25 through annular groove 21, and flowed in backflow through hole 5 by right branch mouth 22, backflow through hole 5 flow to the entrance of high-pressure oil pump M1.Fuel oil is in continuous flow regime in fuel injector, it is possible to fuel injector is lowered the temperature, and reduces the decomposes of fuel oil, and the fuel oil of constant flow not easily makes a small amount of deposit therein be deposited in the vias inner walls in fuel injector simultaneously.
As shown in Figure 4, when fuel injector oil spout, controller 8 controls plunger 2 and moves down, after plunger 2 closes inlet opening 4, plunger 2 continues to move down, and the oil pressure in the plunger cavity below plunger 2 raises, the elastic force of this oil pressure counter spring 27, making spool 20 be moved downward to lower block 24 place, the path between left branch mouth and right branch mouth 22 is cut off, and the fuel oil in valve pocket 19 entered between two taper seats 1-1,9-1 through the second communicating pipe 26 simultaneously;Now, the fuel oil with certain pressure overcomes the elastic force of spring 7 to promote cone structure 9 away from fuel injector main body, and fuel oil ejects from the gap between two taper seat 1-1,9-1.
After end of injection, controller 8 controls plunger 2 and moves up, spool 20 is return under spring 27 elastic force effect, left branch mouth connects with right branch mouth 22, plunger 2 continues to move up, and fuel oil along backflow through hole 5 reverse flow and enters in plunger cavity from the porch of high-pressure oil pump M1, when inlet opening 4 connects again with plunger cavity, the high pressure fuel pumped by high-pressure oil pump M1 is again introduced in plunger cavity, so that the oil pressure in plunger cavity reaches setting value.
The operation principle of the present invention is as follows:
When needs oil spout, when having between fuel oil two taper seats of arrival of certain pressure, overcoming the elastic force of spring 7 to promote cone structure 9 away from fuel injector main body, fuel oil is gone out from the eject slot between two taper seats 1-1,9-1;When not oil spout, under spring 7 elastic force effect, two taper seats 1-1,9-1 compress and seal, and the particulate matter formed after preventing cylinder combustion enters in oil duct or the valve body of the fuel injector on top, thus preventing from producing carbon distribution at above-mentioned position.
The cone structure 9 of the present invention is only just opened when oil spout with the taper seat gap of the body of fuel injector main body, and during oil spout, taper seat is produced flushing action by fuel oil, it is prevented that particulate matter is deposited between two conical surfaces;The cone structure 9 of the present invention makes injection mode be become by the conical surface to circumference oil spout from jet oil spout, improves the efficiency of oil spout, is conducive to being sufficiently mixed of fuel oil and surrounding air, when also solving jet injection simultaneously, and the problem that jet is easily completely clogged with soot;The present invention adopts two taper seats to coordinate, and cone structure 9 can be made more accurate with the location fit of fuel injector main body.
Particular embodiments described above; to present invention solves the technical problem that, technical scheme and beneficial effect further described; it is it should be understood that; the foregoing is only specific embodiments of the invention; it is not limited to the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (7)
1. an anti-carbon deposition fuel injector, including fuel injector main body, it is characterized in that: the lower end of fuel injector main body is provided with the cone structure (9) of an activity, the upper surface of cone structure (9) is taper seat (9-1), the surface that fuel injector main body matches with cone structure (9) is also for taper seat (1-1), two taper seats seal and coordinate, and are provided with the retractor device for making cone structure (9) move up and down relative to fuel injector main body between described cone structure (9) and fuel injector main body.
2. anti-carbon deposition fuel injector according to claim 1, it is characterized in that: described retractor device includes the spring groove (6) being arranged on cone structure (9) and the spring (7) being arranged in spring groove (6), the lower end of described spring (7) is fixed on the bottom surface of spring groove (6), and the upper end of spring (7) is fixing with the taper seat (1-1) of fuel injector main body to be connected.
3. anti-carbon deposition fuel injector according to claim 2, it is characterized in that: between described fuel injector main body and cone structure (9), be additionally provided with multiple vertical direction directive slide track is set, cone structure has pilot hole on (9), one end of directive slide track is fixing with fuel injector main body to be connected, the other end of directive slide track is located in pilot hole, and is slidably matched with pilot hole.
4. anti-carbon deposition fuel injector according to claim 1 and 2, it is characterized in that: described fuel injector main body includes housing (1), plunger (2), connect valve (3) and controller (8), housing is provided with plunger cavity in (1), plunger (2) is placed in plunger cavity, and plunger (2) coordinates with plunger cavity slipper seal, controller (8) is arranged on housing (1), and controller (8) is connected with plunger (2), housing (1) sidewall is provided with backflow through hole (5) and inlet opening (4), inlet opening (4) connects with plunger cavity, connect valve (3) and be arranged on the lower end of plunger cavity, the lower end connecting valve (3) is provided with reversal valve (10), reversal valve (10) is connected by oil duct with being connected valve (3), the branch mouth of reversal valve (10) connects with backflow through hole (5).
null5. anti-carbon deposition fuel injector according to claim 4,It is characterized in that: described reversal valve (10) includes valve pocket (19),Upper end entrance (17) and the outlet being connected valve (3) of valve pocket (19),It is provided with spool (20) in valve pocket (19) and is used for limiting upper block (23) and the lower block (24) of spool (20) shift motion,Spool (20) coordinates with valve pocket (19) inwall slipper seal,Valve pocket (19) bottom is provided with spring (27),Spring (27) is connected on spool (20),Spool (20) middle part is provided with an annular groove (21),When spool (20) is positioned at topmost,Valve pocket (19) sidewall is provided with left branch mouth and right branch mouth (22) with annular groove (21) circumference corresponding position,Right branch mouth (22) connects with backflow through hole (5),Left branch mouth is by connecting with the valve pocket (19) on upper block (23) top the first communicating pipe (25),Valve pocket (19) sidewall between right branch mouth (22) and upper block (23) is provided with the second communicating pipe (26),When spool (20) is positioned at bottom,Fuel oil enters between two conical surfaces through the second communicating pipe (26) and sprays.
6. anti-carbon deposition fuel injector according to claim 5, it is characterised in that: the top of described housing (1) is provided with controller slot, and controller (8) is arranged in controller slot.
7. anti-carbon deposition fuel injector according to claim 6, it is characterised in that: described controller (8) is motor-driven screw body, and the lower end of screw body is connected with plunger (2), and drives plunger (2) to move up and down.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610301354.9A CN105804909A (en) | 2016-05-09 | 2016-05-09 | Carbon deposition prevention oil sprayer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610301354.9A CN105804909A (en) | 2016-05-09 | 2016-05-09 | Carbon deposition prevention oil sprayer |
Publications (1)
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CN105804909A true CN105804909A (en) | 2016-07-27 |
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ID=56456630
Family Applications (1)
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CN201610301354.9A Pending CN105804909A (en) | 2016-05-09 | 2016-05-09 | Carbon deposition prevention oil sprayer |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108071540A (en) * | 2016-11-16 | 2018-05-25 | 丰田自动车株式会社 | Internal combustion engine |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020002967A1 (en) * | 2000-03-06 | 2002-01-10 | Paul Marius A. | Universal fuel injection system |
CN1529049A (en) * | 2003-10-15 | 2004-09-15 | 大连理工大学 | Injection system for internal combustion engine |
CN1594867A (en) * | 2004-07-15 | 2005-03-16 | 于魁江 | Electric control oil atomizer |
WO2012051331A2 (en) * | 2010-10-15 | 2012-04-19 | Deyang Hou | A fuel injector capable of dual fuel injection |
CN105221314A (en) * | 2015-10-29 | 2016-01-06 | 常州机电职业技术学院 | Carbon deposition prevention oil sprayer |
CN205605347U (en) * | 2016-05-09 | 2016-09-28 | 常州机电职业技术学院 | Carbon deposition prevention oil sprayer |
-
2016
- 2016-05-09 CN CN201610301354.9A patent/CN105804909A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020002967A1 (en) * | 2000-03-06 | 2002-01-10 | Paul Marius A. | Universal fuel injection system |
CN1529049A (en) * | 2003-10-15 | 2004-09-15 | 大连理工大学 | Injection system for internal combustion engine |
CN1594867A (en) * | 2004-07-15 | 2005-03-16 | 于魁江 | Electric control oil atomizer |
WO2012051331A2 (en) * | 2010-10-15 | 2012-04-19 | Deyang Hou | A fuel injector capable of dual fuel injection |
CN105221314A (en) * | 2015-10-29 | 2016-01-06 | 常州机电职业技术学院 | Carbon deposition prevention oil sprayer |
CN205605347U (en) * | 2016-05-09 | 2016-09-28 | 常州机电职业技术学院 | Carbon deposition prevention oil sprayer |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108071540A (en) * | 2016-11-16 | 2018-05-25 | 丰田自动车株式会社 | Internal combustion engine |
CN108071540B (en) * | 2016-11-16 | 2020-11-13 | 丰田自动车株式会社 | Internal combustion engine |
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Application publication date: 20160727 |
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