CN101082308A - Electronic speed regulating device of diesel engine - Google Patents
Electronic speed regulating device of diesel engine Download PDFInfo
- Publication number
- CN101082308A CN101082308A CNA2007100247752A CN200710024775A CN101082308A CN 101082308 A CN101082308 A CN 101082308A CN A2007100247752 A CNA2007100247752 A CN A2007100247752A CN 200710024775 A CN200710024775 A CN 200710024775A CN 101082308 A CN101082308 A CN 101082308A
- Authority
- CN
- China
- Prior art keywords
- diesel engine
- injection pump
- machine shaft
- speed
- bearing
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
- F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
- F02D1/08—Transmission of control impulse to pump control, e.g. with power drive or power assistance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
- F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
- F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
- F02D1/08—Transmission of control impulse to pump control, e.g. with power drive or power assistance
- F02D1/10—Transmission of control impulse to pump control, e.g. with power drive or power assistance mechanical
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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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
Abstract
The invention discloses an electron speed regulator of the diesel which contains the oil regulating element of the injection pump, the pin roll, the control module, the motor and its rotating shaft, stem and speed-regulating lever etc. It belongs to the technology field of piston internal-combustion engine. The technical scheme in this invention defaults the mechanical centrifugal speed governor, controls the motor through load signal by using the control module and transfers the motor angular displacement to the angular displacement of the oil regulating element of the injection pump by a series of driving devices. Compared with the traditional mechanical centrifugal speed governor, the motion piece of this speed regulator has lighter weight, smaller inertia and more sensitive reaction. The speed-regulating lever adopting certain lever ratio refines the step displacement of the stepper motor and sends it to the oil regulating element of the injection pump to make the regulation of the injection pump supply more fine, which can regulate the oil supply quickly and accurately, reduce the fluctuation ratio of the diesel rotary speed.
Description
One, technical field
The invention belongs to the arrangements for speed regulation of diesel engine, particularly a kind of arrangements for speed regulation of air-cooled diesel engine.Belong to the internal-combustion piston engine technical field.
Two, background technique
Speed regulator is to change and regulate fuel delivery automatically according to engine load, thereby the stabilization of speed that guarantees motor changes in very little scope.Pattern: divide polarity speed regulator, variable speed governor, constant speed governer and comprehensive speed regulator by function; By revolution speed sensing mode branch pneumatic governor, mechanical centrifugal governor and centrifugal and vacuum governor are arranged.
The machinery centrifugal governor balances each other according to spring force and centrifugal force and carries out speed governing, and in the work, spring force always moves the fuel feeding pull bar to the direction that fuel delivery per cycle increases; And centrifugal force always moves the fuel feeding pull bar to the direction that fuel delivery per cycle reduces.When load reduces, rotating speed raises, and centrifugal force is greater than spring force, and the fuel feeding pull bar moves to the direction that fuel delivery per cycle reduces, fuel delivery per cycle reduces, rotating speed reduces, and centrifugal force is again less than spring force, and the fuel feeding pull bar moves to the direction that fuel delivery per cycle increases again, fuel delivery per cycle increases, rotating speed raises again, and up to centrifugal force and spring force balance, the fuel feeding pull bar just remains unchanged.Rotating speed is basicly stable like this changes in very little scope.
Otherwise when load increases, rotating speed reduces, spring force is greater than centrifugal force, and the fuel feeding pull bar moves to the direction that fuel delivery per cycle increases, and fuel delivery per cycle increases, rotating speed raises, spring force is again less than centrifugal force, and the fuel feeding pull bar moves to the direction that fuel delivery per cycle reduces again, and fuel delivery per cycle reduces, rotating speed reduces again, up to centrifugal force and spring force balance.
At present, general diesel engine all uses mechanical centrifugal governor, and still, because structure is limit, the speed of response of this speed regulator is slower, be difficult to satisfy the requirements at the higher level of modern day user to diesel engine speed stability, and governor lever is long, complex structure.
And transfer in the speed regulator at general electricity, actuator element adopts electromagnet more, but to small diesel engine, this scheme cost is higher, and therefore, electricity transfers the use on small diesel engine to be very restricted.
Three, summary of the invention
The present invention is directed to above-mentioned technical problem, a kind of executive system of electronic speed regulator with low cost is provided, it is simple in structure, and response is sensitive, can not only reduce the speed fluctuation rate of diesel engine, and it is compact more that it is arranged.
Technical solution of the present invention is: a kind of diesel engine speed regulation device, comprise governor lever, and control module and stepping motor, control module is carried out work by load signal control step motor.Stepping motor is located at the top of crankcase, and axle head is downward, and with compensating transmission device and machine shaft mechanical connection, machine shaft remains in the corresponding bearing hole of crankcase with the bearing of a pair of coaxial arrangement, passes the crankcase shell and stretches in the crankcase downwards.Bearing hole place suitable for reading is provided with seal arrangement.A turning handle is fixed in the machine shaft lower end.Bearing pin axis is parallel with machine shaft, from top to bottom penetrate crankcase by corresponding pin shaft hole above the crankcase, bearing pin made between the two with cooperating of crankcase pin shaft hole relative movement can not take place, there is a mechanical device that prevents that governor lever from coming off the bearing pin lower end, and cooperating between governor lever and bearing pin can make governor lever rotate around bearing pin.Bearing pin is arranged in such position, that is: make governor lever can realize that just the action execution architecture of an end and turning handle is slidingly connected, and the fuel-flow control element of the other end and Injection Pump is slidingly connected.Stepping motor makes the turning handle that is fixed in the rotating shaft lower end stir governor lever by the drive motor rotating shaft, and governor lever is converted into the angular displacement of motor the angular displacement of Injection Pump fuel-flow control element.The lever ratio of the governor lever ratio of slave arm (master arm with) is R: 1≤R≤3.
The beneficial effect that this invention produces is: adopt the arrangements for speed regulation of electrical signal control step motor to replace original mechanical centrifugal governor, the oil pump speed of response is faster, react sensitiveer, adopt the governor lever of certain lever ratio R, the step displacement of stepper motor is carried out refinement by lever ratio, pass to Injection Pump fuel-flow control element again, make the adjustment of Injection Pump fuel delivery meticulousr, thereby realized adjusting quickly and accurately fuel delivery, reduced the purpose of diesel engine speed fluctuation ratio and steady state speed governing rate.
Four, description of drawings
Fig. 1 is the schematic layout patterns of these arrangements for speed regulation on motor.
Fig. 2 is the partial view of arrangements for speed regulation.
Fig. 3 is the sectional view of Fig. 2 in the A-A direction.
Among the figure: 1 Injection Pump fuel-flow control element, 2 bearing pins, 3 stepping motors, 4 machine shafts, 5 turning handles, 6 crankcase shells, 7 governor levers, 8 elastic supports, 9 can compensate coupling device, 10 seal arrangements, 11a, 11b bearing, 12 rollers, 13 plain washers, 14 cotter pins.
Five, embodiment
Embodiment 1: a kind of diesel engine speed regulation device, comprise governor lever 7, control module and stepping motor 3, control module is by load signal control step motor action, stepping motor 3 usefulness elastic supports 8 are fixed in the top of crankcase, axle head is downward, stepping motor axle and machine shaft 4 coaxial lines connect with compensating coupling device 9.The axis normal of machine shaft 4 is in the crankcase bottom surface, and machine shaft 4 is remained in the corresponding bearing hole in crankcase shell 6 tops by a pair of the bearing 11a and the bearing 11b of coaxial arrangement up and down, and crankcase is stretched in the lower end, and bearing hole place suitable for reading is provided with seal arrangement 10.Turning handle 5 usefulness mechanical method fixation also can play rotation with one in the lower end of machine shaft 4.Bearing pin 2 is installed in the mounting hole of crankcase top correspondence, stretches into crankcase downwards, and relative movement does not take place assembling quality guarantee card between the two, and the lower end of bearing pin 2 has a pin-and-hole, and the pin-and-hole axis is perpendicular to bearing pin 2 axis.Governor lever 7 is sleeved on the bearing pin 2, and plain washer 13 is enclosed within on the bearing pin 2 under the governor lever 7, cotter pin 14 under plain washer, penetrate bearing pin 2 lower ends pin-and-hole in case governor lever 7 come off from bearing pin 2.Governor lever 7 rotates around bearing pin 2 with making governor lever 7 cooperating of 2 of bearing pins, the oblique downwards lever arm far-end that stretches out of governor lever 7 such as has at the slotted hole of width, the parallel axes of slotted hole side and bearing pin 2, roller 12 on the turning handle 5 inserts in this slotted hole downwards, roller 12 promptly can move in slotted hole, also can rotate around the axis of self.The oblique upward lever arm end of stretching out of governor lever 7 has the parallel prong in bi-side, this prong blocks on the bulb of Injection Pump fuel-flow control element 1, also adopt Spielpassung between the two, make the bulb of Injection Pump fuel-flow control element 1 in this prong, to move.Stepping motor 3 makes turning handle 5 stir governor lever 7 by drive motor rotating shaft 4, and governor lever 7 rotates and stir Injection Pump fuel-flow control element 1 around bearing pin 2.So just the angular displacement that the rotation of stepping motor axle is produced is converted into the angular displacement of Injection Pump fuel-flow control element, realizes the adjusting to the Injection Pump fuel delivery, and then realizes the adjusting to diesel engine speed.
Be not limited thereto, this programme can also be to structure characteristic is identical but the multi-cylinder diesel engine that cylinder number is different produces same beneficial effect.
Claims (7)
1. the electrically-actuated throttle device of a diesel engine, comprise Injection Pump fuel-flow control element (1), bearing pin (2), control module and stepping motor (3), machine shaft (4), turning handle (5), governor lever (7), it is characterized in that: stepping motor (3) is fixed in the top of crankcase shell (6) with elastic support (8), control module is by load signal control step motor (3) work, the action of stepping motor (3) is delivered to machine shaft (4) by compensating coupling device (9), machine shaft (4) from top to bottom stretches into crankcase shell (6) inside, turning handle (5) is fixed in the lower end of machine shaft (4), the angular displacement of machine shaft (4) is through turning handle (5), roller (12), governor lever (7) passes on the Injection Pump fuel-flow control element (1), become the angular displacement of Injection Pump fuel-flow control element (1), governor lever (7) is enclosed within on the bearing pin (2) rotationally, bearing pin (2) adopts interference fit to press fit in the corresponding through hole in crankcase shell (6) top from top to bottom un-rotatably and stretches in the crankcase housing (6), bearing pin (2) is arranged in such position, make governor lever (7) can realize that just the roller (12) on an end and the turning handle (5) is slidingly connected, the bulb on the fuel-flow control element (1) of the other end and Injection Pump is slidingly connected.
2. the electrically-actuated throttle device of a kind of diesel engine as claimed in claim 1 is characterized in that the bearing (11a, 11b) that described machine shaft (4) is arranged by a pair of coaxial line up and down remains in the corresponding mounting hole of crankcase shell (6) free to rotately.
3. the electrically-actuated throttle device of a kind of diesel engine as claimed in claim 2 is characterized in that described bearing (11a) and bearing (11b) are needle bearing.
4. the electrically-actuated throttle device of a kind of diesel engine as claimed in claim 1 is characterized in that the top that described machine shaft (4) and crankcase housing (6) are gone up the hole that bearing (11a) is installed is provided with seal arrangement (10).
5. the electrically-actuated throttle device of a kind of diesel engine as claimed in claim 1 is characterized in that the lever ratio R of described governor lever (7) is, 1≤R≤3.
6. the electrically-actuated throttle device of a kind of diesel engine as claimed in claim 1 is characterized in that described turning handle (5) is the lower end that is fixed in machine shaft (4) with mechanical means, and is not interactive between the two.
7. the electrically-actuated throttle device of a kind of diesel engine as claimed in claim 1 is characterized in that there is a mechanical device that prevents that governor lever (7) from coming off described bearing pin (2) lower end.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100247752A CN100470019C (en) | 2007-06-29 | 2007-06-29 | Electronic speed regulating device of diesel engine |
| PCT/CN2008/000767 WO2009003354A1 (en) | 2007-06-29 | 2008-04-15 | Electronic speed regulating device of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100247752A CN100470019C (en) | 2007-06-29 | 2007-06-29 | Electronic speed regulating device of diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101082308A true CN101082308A (en) | 2007-12-05 |
| CN100470019C CN100470019C (en) | 2009-03-18 |
Family
ID=38912048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100247752A Expired - Fee Related CN100470019C (en) | 2007-06-29 | 2007-06-29 | Electronic speed regulating device of diesel engine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100470019C (en) |
| WO (1) | WO2009003354A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009003354A1 (en) * | 2007-06-29 | 2009-01-08 | Wuxi Kipor Power Co., Ltd | Electronic speed regulating device of diesel engine |
| CN101787931A (en) * | 2010-03-19 | 2010-07-28 | 无锡市吉通机电技术开发有限责任公司 | Integrated diesel engine digital electronic governor |
| CN107191281A (en) * | 2017-07-24 | 2017-09-22 | 宁波市德霖机械有限公司 | A kind of gear speeder |
| CN113775420A (en) * | 2021-09-16 | 2021-12-10 | 常州澜田盛夫电子电气有限责任公司 | Electronic throttle of diesel engine |
| CN114508428A (en) * | 2021-12-29 | 2022-05-17 | 中国航发长春控制科技有限公司 | Balance lever structure for adjusting torsion of throttle lever |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4806176B2 (en) * | 2004-09-03 | 2011-11-02 | 出光興産株式会社 | Internal olefin composition and petroleum drilling base oil containing the composition |
| CN109653880B (en) * | 2018-11-30 | 2023-08-15 | 潍坊力创电子科技有限公司 | Engine oil supply advance angle electric control adjusting device |
| CN112648082A (en) * | 2021-01-05 | 2021-04-13 | 江苏杰特动力科技有限公司 | Electronic speed regulation control device and control method for small diesel variable-frequency generator set |
| CN114658557A (en) * | 2022-03-28 | 2022-06-24 | 重庆红江机械有限责任公司 | Diesel engine analog electrohydraulic speed regulator control module |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1420749A (en) * | 1972-03-02 | 1976-01-14 | Simms Motor Units Ltd | Fuel injection pumping apparatus |
| JPS61160531A (en) * | 1984-12-30 | 1986-07-21 | Isuzu Motors Ltd | Boost compensator |
| JPS61201812A (en) * | 1985-03-05 | 1986-09-06 | Honda Motor Co Ltd | Lubricating oil supply device for two cycle internal-combustion engine |
| CN2036208U (en) * | 1988-05-31 | 1989-04-19 | 大连天新新技术开发公司 | Electronic governor actuator for diesel engine |
| DE3914263C1 (en) * | 1989-04-29 | 1990-09-13 | Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
| DE4117267A1 (en) * | 1991-05-27 | 1992-12-03 | Bosch Gmbh Robert | FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES |
| CN100470019C (en) * | 2007-06-29 | 2009-03-18 | 无锡开普动力有限公司 | Electronic speed regulating device of diesel engine |
| CN201062544Y (en) * | 2007-06-29 | 2008-05-21 | 无锡开普动力有限公司 | Electronic speed regulator of diesel engine |
-
2007
- 2007-06-29 CN CNB2007100247752A patent/CN100470019C/en not_active Expired - Fee Related
-
2008
- 2008-04-15 WO PCT/CN2008/000767 patent/WO2009003354A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009003354A1 (en) * | 2007-06-29 | 2009-01-08 | Wuxi Kipor Power Co., Ltd | Electronic speed regulating device of diesel engine |
| CN101787931A (en) * | 2010-03-19 | 2010-07-28 | 无锡市吉通机电技术开发有限责任公司 | Integrated diesel engine digital electronic governor |
| CN101787931B (en) * | 2010-03-19 | 2013-10-30 | 无锡市吉通机电技术开发有限责任公司 | Integrated diesel engine digital electronic governor |
| CN107191281A (en) * | 2017-07-24 | 2017-09-22 | 宁波市德霖机械有限公司 | A kind of gear speeder |
| CN113775420A (en) * | 2021-09-16 | 2021-12-10 | 常州澜田盛夫电子电气有限责任公司 | Electronic throttle of diesel engine |
| CN114508428A (en) * | 2021-12-29 | 2022-05-17 | 中国航发长春控制科技有限公司 | Balance lever structure for adjusting torsion of throttle lever |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009003354A1 (en) | 2009-01-08 |
| CN100470019C (en) | 2009-03-18 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090318 Termination date: 20140629 |
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| EXPY | Termination of patent right or utility model |