CN1111716A - Engine with mechanical governor - Google Patents
Engine with mechanical governor Download PDFInfo
- Publication number
- CN1111716A CN1111716A CN94115332A CN94115332A CN1111716A CN 1111716 A CN1111716 A CN 1111716A CN 94115332 A CN94115332 A CN 94115332A CN 94115332 A CN94115332 A CN 94115332A CN 1111716 A CN1111716 A CN 1111716A
- Authority
- CN
- China
- Prior art keywords
- governor
- gear
- shaft
- driving gear
- bent axle
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
- F02D31/001—Electric control of rotation speed
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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
- F02D1/04—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 by mechanical means dependent on engine speed, e.g. using centrifugal governors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/22—Compensation of inertia forces
- F16F15/26—Compensation of inertia forces of crankshaft systems using solid masses, other than the ordinary pistons, moving with the system, i.e. masses connected through a kinematic mechanism or gear system
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- High-Pressure Fuel Injection Pump Control (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
A bearing dummy club (3) protrudes from a front wall (2) of a crankcase (1), at a front journal part (5) of a crank shaft (4), the crank shaft (4) is supported through the bearing dummy club (3), an interlocking shaft (7) is parallel to the crank shaft (4) and is arranged in the crankcase (1), a crankshaft gear (6) and a driving gear (8) connected on the interlocking shaft (7) are installed on an identical plane, a counterweight shaft (11) is used as the interlocking shaft (7), a governor weight (9) is installed on the rear surface (12) of the driving gear (8), and a governor sleeve (10) is arranged behind the governor weight (9).
Description
The present invention relates to have the motor of mechanical governor.
The general structure of motor with mechanical governor is as follows: promptly the bearing boss is outstanding from the antetheca of crankcase, and by this bearing boss supporting crankshaft, crankshaft gear is installed on the bent axle of bearing boss front at the preceding necked part place of bent axle.In addition, interlocking shaft is parallel to bent axle, is arranged in the crankcase.Driving gear is installed on this interlocking shaft.Crankshaft gear and driving gear are mounted on the same plane.The speed regulator governor weight is installed on the driving gear, and governor sleeve is installed on the interlocking shaft.
Usually, such motor uses the valve actuation camshaft as interlocking shaft, and governor sleeve is installed on the interlocking shaft.With regard to four stroke engine, because the valve actuation camshaft rotates with the Half Speed of bent axle, for obtaining enough speed governing power, it must increase centrifugal force by heavier speed regulator governor weight, so just causes the increase of speed regulator governor weight.So the speed regulator governor weight can not be housed within the space that the driving gear back limited by the bearing boss fully.Thereby the speed regulator governor weight is installed on the front surface of driving gear, and governor sleeve is installed in the front of speed regulator governor weight.In diesel engine, when fuel injection cam axle was used as interlocking shaft, governor sleeve also was installed on the interlocking shaft, and their installation is similar.
The motor that the purpose of this invention is to provide compact structure with mechanical governor.
In order to achieve the above object, structure of the present invention is as follows:
For example, as shown in Figure 1, in one embodiment of the invention, bearing boss 3 is outstanding from the antetheca 2 of crankcase 1, at preceding necked part 5 places of bent axle 4, by these bearing boss 3 supporting crankshafts 4.In addition, crankshaft gear 6 is connected on the bent axle 4 of front of bearing protuberance 3, the interlocking shaft 7 that is arranged in the crankcase 1 is parallel to bent axle 4, driving gear 8 is connected on this interlocking shaft 7, crankshaft gear 6 and driving gear 8 are installed at grade, speed regulator governor weight 9 is installed on the driving gear 8, and governor sleeve 10 is installed on the interlocking shaft 7.
Can obtain following advantage according to the present invention with said structure.
Under the situation of counterweight first, because balancer shaft 11 is with the identical speed rotation of bent axle 4, and under the situation of secondary counterweight, 11 twice speed rotations of balancer shaft with the rotational speed of bent axle 4, even light speed regulator governor weight 9 also produces big centrifugal force, thereby obtain enough speed governing power.So because speed regulator governor weight 9 can be made for a short time, speed regulator governor weight 9 and governor sleeve 10 can be housed within the back of driving gear 8 and close in 3 spaces that limit 23 by bearing is protruding, this just can reach the purpose that makes the engine structure compactness.
Study following detailed description and with reference to accompanying drawing, of the present inventionly above-mentioned will become clearer with other purpose, advantage and characteristic.Accompanying drawing is as follows:
Fig. 1 is the horizontal section planimetric map of the major component of motor according to an embodiment of the invention.
Fig. 2 is the horizontal section planimetric map of motor according to an embodiment of the invention.
Fig. 3 is the schematic representation of the mechanical governor that uses in motor according to an embodiment of the invention; Fig. 3 (A) is the vertical sectional view of major component; Fig. 3 (B) is the sectional view along the B-B line of Fig. 3 (A).
Fig. 4 is a motor side view according to an embodiment of the invention.
To embodiments of the invention be described referring to accompanying drawing now, Fig. 1 to Fig. 4 is the schematic representation of the embodiment of the invention.The petrol engine of a kind of four-stroke of the motor that uses among this embodiment, vertical water-cooled, twin-tub overhead cam type.Being constructed as follows of this motor: as shown in Figure 4, cylinder head 26 is installed in the top of cylinder block 25, and gear-box 13 and driving belt case 27 are installed in the front portion of cylinder block 25.
Being constructed as follows of bearing that is used for this engine crankshaft 4: as shown in Figure 2, mid-board 31 is arranged on the middle part on crankcase 1 fore-and-aft direction, and is provided with middle (center) bearing hole 32, and therefore, the middle necked part 34 of bent axle 4 is by middle (center) bearing case 33 supportings of putting in this hole 32.On the rear wall 35 of crankcase 1, form rear bearing 36.Therefore, the back necked part 38 of bent axle 4 is by after the bearing box 37 supportings of putting in this hole 36.
Bearing boss 3 is outstanding forward from the antetheca 2 of crankcase 1, so that by the preceding necked part 5 of these bearing boss 3 supporting crankshafts 4.In the front of bearing boss 3, crankshaft gear 6 is fixedly mounted in the outside of bent axle 4.
In this motor, a pair of balancer shaft 11,11 that is parallel to bent axle 4 in crankcase 1 is arranged on the left and right side of bent axle.These balancer shafts 11,11 are counterweights.Driving gear 8 is fixedly mounted on the fore- end 16,16 of these balancer shafts 11,11.These driving gears 8 and crankshaft gear 6 are all installed at grade, and are contained in the gear-box 13.
This motor is equipped with the mechanical governor with following structure, that is: as shown in Figure 4, governor arm 42 can swingingly be installed in the horizontal side of cylinder block 25 by governor shaft 41.The closure of vaporizer 45 can be connected on the swinging end part 43 of governor arm 42 by blocking lever 44 with interlocking.Governor arm 42 can be connected on the speed controlling bar 47 by governor spring 46 with interlocking, and moving towards the thruster that fuel increases by the elastic force 48 of governor spring 46.
In addition, as shown in Figure 3, wishbone 49 is installed on the governor shaft 41, thereby, the speed regulator power 50 that speed regulator governor weight 9 provides is delivered on the wishbone 49 by speed regulator tube 10, applies masterpiece by governor shaft 41 and be used on the governor arm 42 on the direction that fuel reduces.
In this embodiment, in order to reduce the volume of motor, use following structure, that is: as shown in Figure 2, speed regulator governor weight 9 is installed on the rear surface of driving gear 8 of balancer shaft 11, and governor sleeve 10 is arranged on the back of speed regulator governor weight 9.As shown in Figure 1, support speed regulator governor weight 9 revolvably, so that governor weight output end 52 can contact from the front-end face of front with governor sleeve 10 by governor weight running shaft 51.Governor sleeve 10 is installed in the outside of balancer shaft 11, so that can slide on fore-and-aft direction.
Can obtain following advantage according to this structure, that is: because balancer shaft 11 to rotate with bent axle 4 identical speed, even light speed regulator governor weight also can produce big centrifugal force, thereby obtains enough speed governing power.So,, in the space 23 that the back that speed regulator governor weight 9 and governor sleeve 10 can be contained in driving gear 8 is limited by bearing boss 3, just can reach the purpose of reducing the motor volume because speed regulator governor weight 9 can reduce volume.
In this embodiment, because bearing part 15 is arranged on the antetheca 14 of the gear-box 13 that covers crankshaft gear 6 and driving gear 8, fore-end 16 by these bearing part 15 supporting balancer shafts 11, so that driving gear 8 and bearing part 15 are connected airtight mutually, the active force of 15 load moment diminishes from driving gear 8 to bearing part.So the bearing part 15 of balancer shaft 11 can reduce volume, and can reduce its manufacture cost.
In addition, in this embodiment, because lubricating pump 17 is arranged on the antetheca 14 of gear-box 13 of bearing part 15 fronts and the driving shaft 18 of this lubricating pump 17 is connected with the fore-end 16 of balancer shaft 11 by Oldham's coupling 53 at its rear end part 19 places, so that balancer shaft 11 can not only be as the slide-and-guide axle of governor sleeve 10, and can be as the driving shaft of lubricating pump 17, it needn't provide these slide-and-guide axle and driving shafts individually, has reduced the number of component part; Supply of fuel cam 60 is connected the middle part of balancer shaft 11, so that supply of fuel jet pump 58(is referring to Fig. 4) the input part can and cam 60 contact, it also needn't provide the supply of fuel camshaft individually.
In this embodiment, fitting seat 55 is installed in the horizontal side of gear-box 13, and oil strain spare 20 can be removably mounted on the seat 55.Oil strain spare 20 is connected with lubricating pump 17 by the oil circuit 21 that forms in gear-box 13, and oil strain spare 20 and lubricating pump 17 concentrate in the gear-box 13, so, oil strain spare 20 and pump 17 interconnective oil circuits 21 can be shortened, its structure is ready-made.
In addition, as shown in Figure 4, in this embodiment, a pair of spark plug 56,56, air-strainer 57, vaporizer 45, supply of fuel jet pump 58, speed change lever 47, governor arm 42, oil dipstick 59 and oil strain spare 20 all concentrate on the left side of motor, so that motor is easily carried out Maintenance and Repair.
Though the structure of the embodiment of the invention as mentioned above, the present invention is not limited to the foregoing description; Though the vertical water-cooled of overhead-cam, twin-tub petrol engine have been done elaboration in the above-described embodiments, but the present invention also can be applicable to the motor with mechanical governor of other type, so the present invention can be applicable to various dissimilar motors, for example horizontal engine, overhead valve engine (OHV), air cooling engine, liquid cooled engine, single-cylinder engine, have an above multicylinder engine of two cylinders at least.
Claims (4)
1, have the motor of mechanical governor, comprising:
From the outstanding bearing boss (3) of the antetheca (2) of crankcase (1);
Locate bent axle (4) at the preceding necked part (5) of bent axle (4) by bearing boss (3) supporting;
Front in bearing boss (3) is connected the crankshaft gear (6) on the bent axle (4);
Be parallel to bent axle (4) and be arranged on the interior interlocking shaft (7) of crankcase (1);
Be connected the driving gear (8) on the interlocking shaft (7), crankshaft gear (6) and driving gear (8) are installed at grade;
Be installed in the speed regulator governor weight (9) on the driving gear (8);
Be installed in the governor sleeve (10) on the interlocking shaft (7);
Balancer shaft (11) is used as interlocking shaft (7), and governor sleeve (10) is installed on the interlocking shaft (7); Speed regulator governor weight (9) is installed on the rear surface (12) of driving gear (8); Governor sleeve (10) is arranged on the back of speed regulator governor weight.
2, the motor with mechanical governor according to claim 1 is characterized in that: bearing part (15) is arranged on the antetheca (14) of the gear-box (13) that covers crankshaft gear (6) and driving gear (8); The fore-end (16) of balancer shaft (11) is supported by bearing part (15).
3, the motor with mechanical governor according to claim 2, it is characterized in that: lubricating pump (17) is arranged on the antetheca (14) of gear-box (13), and the rear end part (19) of the driving shaft (18) of this lubricating pump (17) is connected with the fore-end (16) of balancer shaft (11).
4, the motor with mechanical governor according to claim 3, it is characterized in that: oil strain spare (20) is removably mounted on the gear-box (13), and this oil strain spare (20) is connected with lubricating pump (17) by the oil circuit (21) that forms in gear-box (13).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP230622/93 | 1993-09-17 | ||
| JP5230622A JPH0783085A (en) | 1993-09-17 | 1993-09-17 | Engine with mechanical governor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1111716A true CN1111716A (en) | 1995-11-15 |
| CN1050407C CN1050407C (en) | 2000-03-15 |
Family
ID=16910665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94115332A Expired - Lifetime CN1050407C (en) | 1993-09-17 | 1994-09-15 | Engine with mechanical governor |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH0783085A (en) |
| KR (1) | KR100306042B1 (en) |
| CN (1) | CN1050407C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103732884A (en) * | 2011-06-22 | 2014-04-16 | Avl里斯脱有限公司 | Internal combustion engine having at least one piston which moves to and fro |
| CN103982296A (en) * | 2009-03-16 | 2014-08-13 | 洋马株式会社 | Engine device carried by working vehicle |
| CN105822380A (en) * | 2016-03-25 | 2016-08-03 | 无锡沃尔福汽车技术有限公司 | Variable fuel pump assembly of three-cylinder diesel engine |
| CN107218124A (en) * | 2016-03-22 | 2017-09-29 | 曼卡车和巴士奥地利有限责任公司 | The auxiliary drive of internal combustion engine |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09280318A (en) * | 1996-04-09 | 1997-10-28 | Kubota Corp | Engine with bi-axial balancer |
| JP3230076B2 (en) * | 1997-04-04 | 2001-11-19 | 株式会社クボタ | Inclined engine with governor gear |
| JP5190808B2 (en) * | 2009-08-20 | 2013-04-24 | スズキ株式会社 | Engine primary balancer |
| JP5735240B2 (en) * | 2010-09-06 | 2015-06-17 | 川崎重工業株式会社 | Engine balancer shaft structure |
| JP5547587B2 (en) * | 2010-09-06 | 2014-07-16 | 川崎重工業株式会社 | Engine governor equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697557A (en) * | 1985-06-18 | 1987-10-06 | Kawasaki Jukogyo Kabushiki Kaisha | V-type internal combustion engine |
| DE69006312T2 (en) * | 1989-11-02 | 1994-05-05 | Kubota Kk | Internal combustion engine with mechanical regulator and decompression device. |
-
1993
- 1993-09-17 JP JP5230622A patent/JPH0783085A/en active Pending
-
1994
- 1994-08-23 KR KR1019940020789A patent/KR100306042B1/en not_active IP Right Cessation
- 1994-09-15 CN CN94115332A patent/CN1050407C/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982296A (en) * | 2009-03-16 | 2014-08-13 | 洋马株式会社 | Engine device carried by working vehicle |
| CN103732884A (en) * | 2011-06-22 | 2014-04-16 | Avl里斯脱有限公司 | Internal combustion engine having at least one piston which moves to and fro |
| CN103732884B (en) * | 2011-06-22 | 2017-02-15 | Avl里斯脱有限公司 | Internal combustion engine having at least one piston which moves to and fro |
| CN107218124A (en) * | 2016-03-22 | 2017-09-29 | 曼卡车和巴士奥地利有限责任公司 | The auxiliary drive of internal combustion engine |
| CN107218124B (en) * | 2016-03-22 | 2021-03-26 | 曼卡车和巴士奥地利有限责任公司 | Auxiliary transmission device for internal combustion engine |
| CN105822380A (en) * | 2016-03-25 | 2016-08-03 | 无锡沃尔福汽车技术有限公司 | Variable fuel pump assembly of three-cylinder diesel engine |
| CN105822380B (en) * | 2016-03-25 | 2018-09-21 | 无锡沃尔福汽车技术有限公司 | A kind of variable engine oil pump assembly of three-cylinder diesel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1050407C (en) | 2000-03-15 |
| KR100306042B1 (en) | 2001-12-15 |
| JPH0783085A (en) | 1995-03-28 |
| KR950008928A (en) | 1995-04-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140915 Granted publication date: 20000315 |