CN103032177B - A kind of fuel injection advanced angle controlling device - Google Patents
A kind of fuel injection advanced angle controlling device Download PDFInfo
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- CN103032177B CN103032177B CN201210571247.XA CN201210571247A CN103032177B CN 103032177 B CN103032177 B CN 103032177B CN 201210571247 A CN201210571247 A CN 201210571247A CN 103032177 B CN103032177 B CN 103032177B
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- injection pump
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Abstract
The invention discloses a kind of fuel injection advanced angle controlling device and comprise drawing board, paintbrush assembly and oil spilling assembly, wherein, drawing board is installed on diesel-engine body, the Injection Pump that paintbrush assembly is installed on diesel engine to drive on coupling arrangement and drives coupling arrangement synchronous axial system with Injection Pump, paintbrush assembly can draw movement locus while driving coupling arrangement motion along with Injection Pump on drawing board, oil spilling assembly is communicated with the Injection Pump of diesel engine, and Injection Pump pump oil is to oil spilling assembly oil spilling during setting liquid level.Like this, be ensure that the coordination of oil surface level and rotation joiner by mechanical structure by fuel injection advanced angle controlling device, rely on device to ensure the conformity of liquid level initial position, improve the precision that fuel supply advance angle regulates.
Description
Technical field
The present invention relates to diesel engine assembling, regulate and service equipment technical field, particularly a kind of fuel injection advanced angle controlling device.
Background technique
Along with the fast development of economic construction, diesel engine is with the every field that its power range is large, good economy performance, high reliability are applied to the economic construction such as automobile, engineering machinery, boats and ships and generating more and more widely.For diesel engine, fuel supply advance angle is a very important parameter, the angle of dead center position on diesel engine corresponding when fuel injection advanced angle refers to that Injection Pump starts fuel feeding, the size of fuel supply advance angle directly affects pressure of explosion, the delivery temperature of diesel engine, fuel consumption rate, the performance index such as smoke intensity, also the exhaust index of diesel engine is had a great impact, therefore, the accuracy of Injection Pump fuel supply advance angle and conformity very important
Diesel engine, in assembling, all needs adjustment and the inspection of carrying out fuel injection advanced angle when performance optimization and application maintenance, so that diesel engine can keep best power character and Economy.
At present, generally Injection Pump is regulated to provide oily anterior angle according to the experience of staff, staff needs the fuel supply advance angle graduation position first flywheel being forwarded to the regulation of a certain cylinder of diesel engine, wheel cylinder corresponding for Injection Pump is transferred to fuel feeding position, with oil transfer pump pump foot fuel oil, the clamping bolt of transmission shaft flange is unclamped, Injection Pump and driving gear are thrown off, rotating Injection Pump drives coupling arrangement that fuel oil is pumped, then along Injection Pump operative orientation reversed turning, slowly rotate along Injection Pump operative orientation again and examine the fuel-displaced position of the tight cap of Injection Pump outlet valve, stop operating when fuel oil is just emerged Injection Pump joiner, tighten transmission shaft clamping bolt, fuel supply advance angle regulates and terminates.
From above-mentioned adjustment process, when carrying out fuel injection advanced angle and regulating, manual observation Injection Pump outlet valve tight cap oil outlet position, and require rotate Injection Pump joiner and observe fuel-displaced close fit, be so just difficult to the conformity and the accuracy that control fuel supply advance angle; Simultaneously, the micro-judgment of staff is mainly relied on when fuel supply advance angle regulates, the qualification of staff, rotate joiner and observe fuel-displaced cooperation order of accuarcy, the collimation error, fuel-displaced position standard etc. all the accuracy of fuel injection advanced angle and conformity are affected greatly, the observation caliber of different adjustment personnel selections also has difference, the fuel supply advance angle difference adjusted is larger, even if same person regulates, each result regulated is also variant.
Therefore, how to overcome the error that staff regulates generation by rule of thumb, improve the precision that fuel supply advance angle regulates, ensureing that diesel engine is in better working state, needing the problem of solution with regard to becoming those skilled in the art badly.
Summary of the invention
The object of this invention is to provide a kind of fuel injection advanced angle controlling device, that it changes the present situation that fuel supply advance angle regulates by rule of thumb, ensure that the conformity that fuel supply advance angle regulates and precision.
For solving the problems of the technologies described above, the invention provides a kind of fuel injection advanced angle controlling device, comprise the drawing board being installed on diesel-engine body, the paintbrush assembly that can draw movement locus on described drawing board, and be communicated with and the oil spilling assembly of closing after oil spilling with the Injection Pump of diesel engine, the Injection Pump that described paintbrush assembly is installed on described diesel engine to drive on coupling arrangement and drives coupling arrangement synchronous axial system with described Injection Pump;
The dynamical element that described paintbrush assembly comprises paintbrush body and is in transmission connection with described paintbrush body, the end of described paintbrush body towards described drawing board, and under the driving of described dynamical element near or away from described drawing board.
Preferably, described dynamical element is be installed on the electromagnet on described Injection Pump driving coupling arrangement, and described electromagnet is connected with fixed electrode and traveling electrode wire.
Preferably, damping spring is provided with between described paintbrush body and described electromagnet.
Preferably, described oil spilling assembly comprises the oil outlet tube be communicated with described Injection Pump, and the radial communication of described oil outlet tube has oil spill pipe, and described oil spill pipe is provided with valve; The axis of described oil outlet tube is provided with piston, described piston offers intercommunicating pore, described piston Injection Pump charge oil pressure and be arranged at the return spring between described piston and described oil outlet tube effect under along the axially reciprocating of described oil outlet tube, so that described intercommunicating pore is communicated with described oil spill pipe or ends, described traveling electrode is arranged on described piston.
Preferably, described piston is provided with electrode by wire and electromagnet one Electrode connection, centre is provided with hand switch; Described fixed electrode is by wire and another Electrode connection of electromagnet, and centre is provided with power supply.
Preferably, oil outlet tube described in described fixed electrode blow-by.
Preferably, described oil spilling assembly also comprises the drain line being arranged at described oil outlet tube radial direction, and described drain line to be communicated with oil outlet tube by switch valve or to end.
Preferably, described oil outlet tube is transparent pipe.
Fuel injection advanced angle controlling device provided by the present invention comprises drawing board, paintbrush assembly and oil spilling assembly, wherein, drawing board is installed on diesel-engine body, the Injection Pump that paintbrush assembly is installed on diesel engine to drive on coupling arrangement and drives coupling arrangement synchronous axial system with Injection Pump, paintbrush assembly can draw movement locus while driving coupling arrangement motion along with Injection Pump on drawing board, oil spilling assembly is communicated with the Injection Pump of diesel engine, closes oil spill pipe after oil spilling assembly oil spilling.
When regulating fuel injection advanced angle, first flywheel is forwarded to the fuel supply advance angle graduation position of the regulation of a certain cylinder of diesel engine, wheel cylinder corresponding for Injection Pump is transferred to fuel feeding position, with Injection Pump pump foot fuel oil, the clamping bolt of the transmission shaft flange of diesel engine is unclamped, drawing board is arranged on the appropriate location of diesel-engine body, rotating Injection Pump drives coupling arrangement that fuel oil is pumped, when the fuel oil promotion piston stroking upward pumped is connected to piston intercommunicating pore and oil overflow hole, fuel oil flows out from oil spill pipe, now stop pump oil, ensure again the conformity of oil surface level when pump is oily like this, then, along Injection Pump operative orientation reversed turning, because the effect oil surface level of Injection Pump outlet valve is constant, close oil spill pipe valve, rotate along Injection Pump operative orientation again, the fuel oil pumped promotes piston to be continued to move upward, when piston contact is to fixed electrode, electromagnet power supply is switched on, electromagnet releases rapidly paintbrush assembly, paintbrush assembly drives coupling arrangement to rotate with Injection Pump and draws movement locus at drawing board, the initial point of movement locus is Injection Pump commencement of fuel supply position, oil is released by the valve opening drain line, piston is descending under the effect of return spring, electromagnet power supply disconnects, paintbrush assembly return, revolution joiner, rotating joiner by Injection Pump operative orientation again makes paintbrush assembly align with the initial point in movement locus, tighten transmission shaft flange, fuel supply advance angle regulates and terminates.
Like this, ensure that oil surface level and the coordination of rotating Injection Pump driving coupling arrangement by fuel injection advanced angle controlling device by mechanical structure, rely on device to ensure the conformity of liquid level initial position, improve precision and the conformity of fuel supply advance angle adjustment.
In a kind of embodiment, described paintbrush assembly provided by the present invention comprises paintbrush body and is installed on the electromagnet that described Injection Pump drives on coupling arrangement, driving paintbrush body moves, described electromagnet is connected with fixed electrode wire, damping spring is provided with between paintbrush body and electromagnet, damage paintbrush body during the unexpected ejection of paintbrush body when damping spring can avoid electromagnet to be energized, improve the Security of paintbrush body.
In another kind of embodiment, oil spilling assembly provided by the present invention comprises the oil outlet tube be communicated with Injection Pump, and the radial communication of oil outlet tube has oil spill pipe, and oil spill pipe is provided with valve; The axis of oil outlet tube is provided with piston, and piston offers intercommunicating pore, piston under Injection Pump is provided with pressure and return spring effect along the axially reciprocating of oil outlet tube so that piston intercommunicating pore is communicated with oil spill pipe or ends.
When regulating fuel injection advanced angle, first flywheel is forwarded to the fuel supply advance angle graduation position of the regulation of a certain cylinder of diesel engine, wheel cylinder corresponding for Injection Pump is transferred to fuel feeding position, with oil transfer pump pump foot fuel oil, the clamping bolt of transmission shaft flange is unclamped, install drawing board, electromagnet and oil outlet tube, open the valve on oil spill pipe, cut-off switch, rotating Injection Pump drives coupling arrangement that fuel oil is pumped, fuel oil promotes piston upwards fuel oil after the oil spill pipe on the intercommunicating pore and oil spilling assembly of piston docks and flows out from oil spill pipe, stop pump oil, then along Injection Pump operative orientation reversed turning, close the valve on oil spill pipe, turn on-switch, rotating along Injection Pump operative orientation makes fuel oil continue to promote piston stroking upward again, when after the electrode on piston and fixed electrode docking, connect the power supply of electromagnet, paintbrush body is released rapidly by electromagnet, and drive coupling arrangement rotation to draw movement locus at drawing board with Injection Pump, the initial point of movement locus is Injection Pump commencement of fuel supply position.
Like this, due to oil spilling assembly being designed with oil spill pipe during pump oil, when after the oil spill pipe docking on piston stroking upward to the intercommunicating pore and oil spilling assembly of piston, fuel oil flows out pressure release from oil spill pipe, piston stops up, ensure that the conformity of the initial pasta of secondary pump oil, and the initial point of fuel supply advance angle is drawn by magnet control to be determined, eliminate personal factor completely to the impact regulated, thus further ensure conformity and the accuracy of fuel supply advance angle.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of fuel injection advanced angle controlling device provided by the present invention;
Fig. 2 be in Fig. 1 A to movement locus schematic diagram;
Fig. 3 is the cutaway view Amplified image of part B in Fig. 1;
Fig. 4 is piston structure schematic diagram in Fig. 1.
Embodiment
Core of the present invention is to provide a kind of fuel injection advanced angle controlling device, that it changes the present situation that fuel supply advance angle regulates by rule of thumb, ensure that the precision that fuel supply advance angle regulates.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, Fig. 1 is the structural representation of a kind of embodiment of fuel injection advanced angle controlling device provided by the present invention; Fig. 2 be in Fig. 1 A to movement locus schematic diagram; Fig. 3 is the cutaway view Amplified image of part B in Fig. 1; Fig. 4 is piston structure schematic diagram in Fig. 1.
In a kind of embodiment, fuel injection advanced angle controlling device provided by the present invention comprises drawing board 2, paintbrush assembly and oil spilling assembly, wherein, drawing board 2 is installed on diesel-engine body 1, the Injection Pump that paintbrush assembly is installed on diesel engine to drive on coupling arrangement 4 and drives coupling arrangement 4 synchronous axial system with Injection Pump, paintbrush assembly can draw movement locus while driving coupling arrangement 4 to move along with Injection Pump on drawing board 2, oil spilling assembly is communicated with the Injection Pump 3 of diesel engine, closes oil spill pipe valve after oil spilling assembly oil spilling.
Above-mentioned drawing board 2 can be installed on any suitable location of diesel-engine body 1, as long as can contact with it when paintbrush assembly stretches out.
What drawing board 2 material can use for routine can write picture material thereon, apparently, the material of scribbling of paintbrush assembly should be corresponding with the material of drawing board 2, and what different drawing board 2 materials'uses matched with it scribbles paintbrush, and both concrete materials do not limit.
When regulating fuel injection advanced angle, first flywheel 4 is forwarded to the fuel supply advance angle graduation position of the regulation of a certain cylinder of diesel engine, the wheel cylinder of Injection Pump 3 correspondence is transferred to fuel feeding position, with Injection Pump 3 pump foot fuel oil, the clamping bolt of the transmission shaft flange 8 of diesel engine is unclamped, drawing board 2 is arranged on the appropriate location of diesel-engine body 1, rotating Injection Pump 3 joiner makes fuel oil pump, it is up that the fuel oil pumped promotes piston 73, flow out from oil spill pipe 72 until the oil spill pipe 72 on the intercommunicating pore 731 of piston 73 and oil spill pipe assembly 71 connects rear fuel oil, piston 73 stops up, now stops pump oil, like this, start position when pump is oily is again consistent, then, along Injection Pump 3 operative orientation reversed turning, close oil spill pipe 72 valve, rotate along Injection Pump 3 operative orientation again, the fuel oil pumped promotes piston 73 to be continued to move upward, when piston 73 touches fixed electrode 74, electromagnet 52 power supply is switched on, electromagnet 52 releases paintbrush body 51 rapidly, paintbrush body 51 drives coupling arrangement 4 to rotate with Injection Pump and draws movement locus at drawing board 2, the initial point O of movement locus is Injection Pump 3 commencement of fuel supply O position, oil is released by the valve opening drain line 76, piston 73 is descending under the effect of return spring 75, electromagnet 52 power supply disconnects, paintbrush body 51 return, revolution joiner, rotating joiner by Injection Pump 3 operative orientation again makes paintbrush assembly align with the initial point O in movement locus, tighten transmission shaft flange 8, fuel supply advance angle regulates and terminates.
Like this, be ensure that the coordination of oil surface level and rotation joiner by mechanical structure by fuel injection advanced angle controlling device, rely on device to ensure the conformity of liquid level initial position, improve the precision that fuel supply advance angle regulates.
In above-mentioned embodiment, the dynamical element that above-mentioned paintbrush assembly can comprise paintbrush body 51 and be in transmission connection with paintbrush body 51, the end of paintbrush body 51 towards drawing board 2, and under the driving of dynamical element near or away from drawing board 2; Like this, before not arriving movement locus formation opportunity, paintbrush body 51 is separated with drawing board 2, when needs form movement locus, paintbrush body 51 is close drawing board 2 under the effect of dynamical element, and contacts with drawing board 2, the then paintbrush body 51 unnecessary movement locus that can not be formed on drawing board 2, the start position of movement locus is unique, avoids the erroneous judgement that track initial point O occurs, further ensures degree of regulation.
Above-mentioned dynamical element can for being installed on the electromagnet 52 on described Injection Pump driving coupling arrangement 4, and this electromagnet 52 is connected with fixed electrode 74 wire; Drive paintbrush body 51 to move near the direction of drawing board 2 when electromagnet 52 is energized, the reaction of electromagnet is comparatively sensitive, can pass through the conducting of fixed electrode 74 and piston 73 and the action of cut-off control electromagnet 52, thus control the precise movement of paintbrush body 51, operation precision is higher.
Apparently, above-mentioned dynamical element is also not limited to electromagnet 52, as long as paintbrush body 51 can be driven to move to close or away from drawing board 2 direction, such as, dynamical element can also be oil hydraulic cylinder etc.
Damping spring 53 can be provided with between paintbrush body 51 and electromagnet 52; When damping spring 53 can avoid electromagnet 52 to be energized paintbrush body 51 unexpected ejection and damage, improve the Security of paintbrush body 51.
In above-mentioned embodiment, oil spilling assembly comprises the oil outlet tube 71 be communicated with Injection Pump 3, and the radial communication of oil outlet tube 71 has oil spill pipe 72, and oil spill pipe 72 is provided with valve; The axis of oil outlet tube 71 is provided with piston 73, piston 73 offers intercommunicating pore 731, piston under Injection Pump 3 charge oil pressure and return spring 75 act on along the axially reciprocating of oil outlet tube 71 so that piston 3 intercommunicating pore 731 is communicated with oil spill pipe 72 or ends.
When regulating fuel injection advanced angle, first flywheel 4 is forwarded to the fuel supply advance angle graduation position of the regulation of a certain cylinder of diesel engine, the wheel cylinder of Injection Pump 3 correspondence is transferred to fuel feeding position, with oil transfer pump pump foot fuel oil, the clamping bolt of transmission shaft flange 8 is unclamped, install drawing board 2, electromagnet and oil outlet tube 71, open the valve on oil spill pipe 72, cut-off switch, rotating Injection Pump 3 joiner makes fuel oil pump, fuel oil promotes piston 73 fuel oil after the oil spill pipe 72 on the spill port and oil outlet tube 71 of piston 73 docks that moves upward and flows out from oil spill pipe 72, stop pump oil, then along Injection Pump 3 operative orientation reversed turning, close the valve on oil spill pipe 72, turn on-switch, rotating along Injection Pump 3 operative orientation makes fuel oil continuation promotion piston 73 up again, after the electrode on piston 73 is communicated with fixed electrode 74, connect the power supply 6 of electromagnet 52, paintbrush body 51 is released rapidly by electromagnet 52, and draw movement locus with joiner rotation at drawing board 2, the initial point O of movement locus is Injection Pump 3 commencement of fuel supply position.
Like this, due to oil outlet tube 71 being designed with oil spill pipe 72 during pump oil, after piston 73 oil spill pipe 72 be up on the spill port of piston 73 and oil outlet tube 71 docks, fuel oil flows out pressure release from oil spill pipe 72, piston 73 stops up, ensure that the conformity of the initial pasta of secondary pump oil, and the initial point of fuel supply advance angle is drawn by magnet control to be determined, eliminate personal factor completely to the impact regulated, thus further ensure conformity and the accuracy of fuel supply advance angle.
Above-mentioned piston 73 is provided with electrode, and when piston 73 rises to setting height, electrode and fixed electrode 74 are connected, and now, above-mentioned electromagnet 52 is energized and drives paintbrush body 51 to stretch out; Like this, piston 73 is that the movement locus drawn provides unique starting point relative to the position of oil spill pipe 72, and this position is very accurate, ensure that the precision that fuel supply advance angle regulates.
Return spring 75 is provided with between piston 73 and oil outlet tube 71, piston 73 moves to the direction away from oil outlet tube 71 under the effect of described return spring 75, after piston 73 motion terminates, piston 73 is driven to get back to initial position, for detection is next time provided convenience by the effect of return spring 75.
Above-mentioned fixed electrode 74 blow-by oil outlet tube 71, to ensure that piston is up smoothly.
In above-mentioned embodiment, oil spilling assembly also comprises the drain line 76 being arranged at oil outlet tube 71 radial direction, and drain line 76 to be communicated with oil outlet tube 71 by switch valve or to end.
Oil outlet tube 71 is transparent pipe, so that observe.
Below for above-mentioned embodiment, simply introduce the adjustment process of fuel supply advance angle controlling device provided by the present invention.
When regulating fuel injection advanced angle, first diesel engine flywheel is forwarded to the fuel supply advance angle graduation position of the regulation of a certain cylinder of diesel engine, the wheel cylinder of Injection Pump 3 correspondence is transferred to fuel feeding position, with oil transfer pump pump foot fuel oil, the clamping bolt of transmission shaft flange 8 is unclamped, install drawing board 2, paintbrush assembly and oil spilling assembly, open the valve on oil spill pipe 72, cut-off switch, close the valve on drain line 76, the driving coupling arrangement 4 rotating Injection Pump 3 makes fuel oil pump, fuel oil promotes piston 73 fuel oil after the oil spill pipe 72 on the intercommunicating pore 731 and oil outlet tube 71 of piston 73 docks that moves upward and flows out from oil spill pipe 72, stop pump oil, then along Injection Pump 3 operative orientation reversed turning, close the valve on oil spill pipe 72, turn on-switch, rotating along Injection Pump 3 operative orientation makes fuel oil continuation promotion piston 73 up again, after the electrode on piston 73 contacts with fixed electrode 74, connect the power supply 6 of electromagnet, paintbrush body 51 is released rapidly by electromagnet, and draw figure with joiner rotation at drawing board 2, the initial point of figure is Injection Pump 3 commencement of fuel supply position, the valve opened on drain line 76 releases the fuel oil of oil outlet tube 71, and piston 73 gets back to initial position under the effect of return spring 75, and electromagnet power supply disconnects, paintbrush body 51 return, revolution joiner, then by Injection Pump 3 operative orientation rotation joiner, paintbrush body 51 is alignd with to the initial point in figure, tighten the clamping bolt of transmission shaft flange 8, fuel supply advance angle regulates and terminates.
Above a kind of fuel injection advanced angle controlling device provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and mode of execution, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (8)
1. a fuel injection advanced angle controlling device, it is characterized in that, comprise the drawing board (2) being installed on diesel-engine body (1), the paintbrush assembly that can draw movement locus on described drawing board (2), and be communicated with and the oil spilling assembly of closing after oil spilling with the Injection Pump (3) of diesel engine, the Injection Pump that described paintbrush assembly is installed on described diesel engine drives coupling arrangement (4) upper and drives coupling arrangement (4) synchronous axial system with described Injection Pump;
The dynamical element that described paintbrush assembly comprises paintbrush body (51) and is in transmission connection with described paintbrush body (51), the end of described paintbrush body (51) towards described drawing board (2), and under the driving of described dynamical element near or away from described drawing board (2).
2. fuel injection advanced angle controlling device according to claim 1, it is characterized in that, described dynamical element is for being installed on the electromagnet (52) on described Injection Pump driving coupling arrangement (4), and described electromagnet (52) is connected with fixed electrode (74) and traveling electrode wire.
3. fuel injection advanced angle controlling device according to claim 2, is characterized in that, is provided with damping spring (53) between described paintbrush body (51) and described electromagnet (52).
4. fuel injection advanced angle controlling device according to claim 2, it is characterized in that, described oil spilling assembly comprises the oil outlet tube (71) be communicated with described Injection Pump (3), the radial communication of described oil outlet tube (71) has oil spill pipe (72), and (72) are provided with valve to described oil spill pipe; The axis of described oil outlet tube (71) is provided with piston (73), described piston (73) offers intercommunicating pore (731), described piston (73) Injection Pump (3) charge oil pressure and be located at the return spring (75) between described piston (73) and described oil outlet tube (71) effect under along the axially reciprocating of described oil outlet tube (71), so that described intercommunicating pore (731) is communicated with described oil spill pipe (72) or ends, described traveling electrode is arranged on described piston (73).
5. fuel injection advanced angle controlling device according to claim 4, is characterized in that, described piston (73) is provided with electrode by wire and electromagnet (52) Electrode connection, centre is provided with hand switch; Described fixed electrode (74) is by wire and electromagnet (52) another Electrode connection, and centre is provided with power supply (6).
6. fuel injection advanced angle controlling device according to claim 5, is characterized in that, oil outlet tube (71) described in described fixed electrode (74) blow-by.
7. want the fuel injection advanced angle controlling device described in 4 according to right, it is characterized in that, described oil spilling assembly also comprises the drain line (76) being arranged at described oil outlet tube (71) radial direction, and described drain line (76) is communicated with by switch valve with described oil outlet tube (71) or ends.
8. fuel injection advanced angle controlling device according to claim 4, is characterized in that, described oil outlet tube (71) is transparent pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210571247.XA CN103032177B (en) | 2012-12-24 | 2012-12-24 | A kind of fuel injection advanced angle controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210571247.XA CN103032177B (en) | 2012-12-24 | 2012-12-24 | A kind of fuel injection advanced angle controlling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103032177A CN103032177A (en) | 2013-04-10 |
| CN103032177B true CN103032177B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210571247.XA Expired - Fee Related CN103032177B (en) | 2012-12-24 | 2012-12-24 | A kind of fuel injection advanced angle controlling device |
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| Country | Link |
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| CN (1) | CN103032177B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555604B (en) * | 2018-11-30 | 2023-10-13 | 潍坊力创电子科技有限公司 | Engine oil supply advance angle electric control adjusting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4185494A (en) * | 1978-06-08 | 1980-01-29 | Creative Tool Company | Diagnostic system for fuel injected engines |
| SU1038517A1 (en) * | 1982-02-17 | 1983-08-30 | Военная Ордена Ленина Академия Тыла И Транспорта | Regulator of fuel injection advance for ic engine |
| SU1599572A1 (en) * | 1987-11-30 | 1990-10-15 | Горьковский конструкторско-технологический институт автомобильной промышленности | Device for automatic control of test rig for fuel injection lead angle governor |
| CN102072064A (en) * | 2010-12-13 | 2011-05-25 | 刘杨 | Engine fuel supply advance angle measuring system and measuring method |
| CN102418638A (en) * | 2011-12-30 | 2012-04-18 | 运城学院 | Device for measuring fuel injection angle of diesel engine |
-
2012
- 2012-12-24 CN CN201210571247.XA patent/CN103032177B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4185494A (en) * | 1978-06-08 | 1980-01-29 | Creative Tool Company | Diagnostic system for fuel injected engines |
| SU1038517A1 (en) * | 1982-02-17 | 1983-08-30 | Военная Ордена Ленина Академия Тыла И Транспорта | Regulator of fuel injection advance for ic engine |
| SU1599572A1 (en) * | 1987-11-30 | 1990-10-15 | Горьковский конструкторско-технологический институт автомобильной промышленности | Device for automatic control of test rig for fuel injection lead angle governor |
| CN102072064A (en) * | 2010-12-13 | 2011-05-25 | 刘杨 | Engine fuel supply advance angle measuring system and measuring method |
| CN102418638A (en) * | 2011-12-30 | 2012-04-18 | 运城学院 | Device for measuring fuel injection angle of diesel engine |
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| CN103032177A (en) | 2013-04-10 |
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