CN1078661C - Diesel V-engine - Google Patents

Diesel V-engine Download PDF

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Publication number
CN1078661C
CN1078661C CN96198764A CN96198764A CN1078661C CN 1078661 C CN1078661 C CN 1078661C CN 96198764 A CN96198764 A CN 96198764A CN 96198764 A CN96198764 A CN 96198764A CN 1078661 C CN1078661 C CN 1078661C
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CN
China
Prior art keywords
cylinder
camshaft
injection pump
type
space
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Expired - Fee Related
Application number
CN96198764A
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Chinese (zh)
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CN1203650A (en
Inventor
吉田邦雄
宫崎学
村上修
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Yanmar Co Ltd
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YANMER DIESEL ENGINE CO Ltd
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Publication of CN1203650A publication Critical patent/CN1203650A/en
Application granted granted Critical
Publication of CN1078661C publication Critical patent/CN1078661C/en
Anticipated expiration legal-status Critical
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B67/00Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
    • F02B67/04Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/16Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18Multi-cylinder engines
    • F02B75/22Multi-cylinder engines with cylinders in V, fan, or star arrangement
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02Valve drive
    • F01L1/024Belt drive
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/02Gas passages between engine outlet and pump drive, e.g. reservoirs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M39/00Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/02Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/16Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18Multi-cylinder engines
    • F02B2075/1804Number of cylinders
    • F02B2075/1808Number of cylinders two
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/34Lateral camshaft position
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00Engines characterised by air compression and subsequent fuel addition
    • F02B3/06Engines characterised by air compression and subsequent fuel addition with compression ignition
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00Casings, e.g. crankcases or frames
    • F02F7/006Camshaft or pushrod housings
    • F02F2007/0063Head bolts; Arrangements of cylinder head bolts
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)

Abstract

A diesel V-engine having a simplified construction, in which a space 86 for a governor G is formed between cylinder blocks 2 above a cam shaft 1, a space 87 for a fuel injection pump P is formed between the cylinder blocks 2 above a cam shaft 1, and a space for a dynamo D is formed in the cylinder blocks 2 below the cam shaft 1.

Description

V-type diesel
The present invention relates to a kind of structure of different parts of diesel engine, this diesel engine has for making complete machine structure closely be provided as the cylinder of V-type.
The routine techniques of V-type diesel structure had once been described in the Japan Patent, the clear 6-272 of Japan special permission communique for example, 615, clear 6-299 all has in 862 and the clear 6-80 of model utility communique, 829 open.
According to above-mentioned routine techniques, a camshaft that is used for controlling the inlet and outlet valve separates setting with Injection Pump.Particularly, the axle that is equiped with the cam that is used for intake and exhaust is not to be same with the axle of having installed the cam that is used for Injection Pump, correspondingly just needs two camshafts, thereby causes the unusual height of V-type diesel.
In addition, in the above-mentioned conventional V-type diesel, a speed regulator or Injection Pump can't be placed in the space between the V-type cylinder.
V-type diesel involved in the present invention only has single camshaft, is being arranged to provide the space that is used for placing a speed regulator or Injection Pump between the cylinder block of V-type.
The object of the invention provides a kind of compact structure, low-cost broad-spectrum V-type diesel.
V-type diesel involved in the present invention comprises faces V-shaped cylinder HL and HR, one is arranged at the single camshaft 1 between V-type cylinder HL and the HR, be arranged on intake and exhaust cam 31 and Injection Pump driving cam 30 on the single camshaft 1, be arranged on crankshaft S and go up speed regulator G and Injection Pump P with camshaft 1 a relative side.Speed regulator G is placed in the speed regulator cover A, and Injection Pump P is installed in the extension of speed regulator cover A.Injection is set between cylinder HL and the HR by the fuel nozzle 26 and 27 of the fuel oil that Injection Pump P discharges.Therefore, whole V-type diesel compact structure.
Below accompanying drawing is described in detail:
Fig. 1 flatly uses the front view of the V-type diesel of crankshaft S for the present invention;
Fig. 2 is for flatly using the sectional view of the same V-type diesel of crankshaft S;
Fig. 3 is for using the side view of the V-type diesel of crankshaft S vertically;
Fig. 4 is for using the bottom view of the same V-type diesel of crankshaft S vertically;
Fig. 5 is for using the end sectional view of the same V-type diesel of crankshaft S vertically;
Fig. 6 is for using the sectional view of the same V-type diesel of crankshaft S vertically;
Fig. 7 is the front cross sectional view of the cylinder block 2 of V-type diesel among the present invention;
Fig. 8 is the sectional view of same cylinder block 2;
Fig. 9 is the section plan of same cylinder block 2;
Figure 10 is the side view of a position of a lead pull-out-hole 81 on the cylinder block 2;
Figure 11 is the rear view of same lead pull-out-hole 81;
Figure 12 is the side partial cross-sectional of a coolant pump actuation gear 82 and a camshaft drive gear 20;
Figure 13 is the sectional view with another embodiment of a governor drive gear 80 and a governor shaft gear 19.
Most preferred embodiment of the present invention:
1, the 2 horizontal V-type diesels of describing the crankshaft S that usage level among the present invention is provided with below with reference to accompanying drawings.
The V-type diesel that the present invention relates to can be divided into a kind of horizontal and a kind of vertical that uses crankshaft S vertically that flatly uses crankshaft S.Most of parts are identical as cylinder block 2 in horizontal and vertical.Therefore the transmission direction of these two types of medium powers is different with the position of oil sump, and the same parts on the crankshaft S in a type and gearbox 3 and another type is different in shape.Therefore in addition, the class Work machine that one type of diesel engine is housed is different with the class machine that another kind of class diesel engine is housed, and the position of the radiator R in one type of diesel engine is different with the position of the radiator of another kind of class diesel engine.
Fig. 1,2 is depicted as the horizontal V-type diesel that the present invention relates to.The main body of V-type diesel comprises cylinder block 2 and the gearbox 3 that combines, so gearbox 3 is near the unlimited position of the front panel of cylinder block 2. Cylinder head 28 and 29 is installed in the top of cylinder HL and HR respectively regularly.Cylinder- head cover 36 and 37 is separately fixed at the top of cylinder head 28 and 29.
Fuel nozzle 26 and 27 is separately positioned on cylinder head 28 and 29 li.A pair of Injection Pump is set between V-shaped the cylinder HL and HR.High pressure fuel is discharged from from the Injection Pump P that is arranged on speed regulator cover A back and is conveyed into fuel nozzle 26 and 27 by a pair of high-pressure oil pipe 11.
According to the present invention, V-type diesel has the V-type space of the cylinder block 2 between left and right sides cylinder HL and HR, has formed the space 86 of the constituent elements that can place speed regulator G and the space 87 that can place two Injection Pump P.
The upper strata at the top in space 86 is opened wide the position and is covered by speed regulator cover A.Can covering space 87 thereby the bearing 50 of a placement Injection Pump stretches out from speed changer cover A.Two Injection Pump P are fixed on the bearing 50.Placing the space 86 of speed regulator G and the space 87 of placement Injection Pump P can pull out mould and upwards pull out mould formation on the V-type blank towards gearbox 3 respectively when die casting cylinder block 2.
As shown in Figure 2, two catch bars 24 are inserted in one and are arranged on the camshaft 1 in the cylinder block 2 and are arranged on cylinder- head cover 36 and 37 interior advancing, between the outlet valve arm 47.Catch bar 24 is set between V-shaped the cylinder HL and HR.In addition, the inner space between catch bar 24, speed regulator cover A is placed in cylinder block 2 regularly and is become the upper surface of case 3 with speed change.Governing box G makes in governing box cover A.
Left and right sides piston 6 and 7 inserts in cylinder HL and the HR respectively slidably.Piston 6 is connected with crankshaft S with 5 by connecting rod 4 respectively with 7.Camshaft 1 is set between cylinder HL and the HR, cylinder HL and HR than low side near, and be equipped with inlet and outlet cam 31 and Injection Pump driving cam 30.As shown in Figure 2, belt pulley 14 and 15 is fixed on the front end of the crankshaft S that stretches out from gearbox 3.The belt pulley 13 of belt pulley 15 and operation oil pump 12 utilizes V-shape belt 18 to link together.
In addition, the fan axle 40 that is fixed on the belt pulley 14 on the part that crankshaft S stretches out and is arranged at the radiation fan F of belt pulley 14 tops from gearbox 3 utilizes V-shape belt 17 to link together.Fan axle 40 supports pedestal 60 to support by one, and this support pedestal 60 also can integrally be made of gearbox 3.In the depression position on the right of the main engine body that constitutes by cylinder block 2 and gearbox 3 (the two marks respectively), be provided with a starter K under left and right sides cylinder HL and HR, in the depression position on a left side, be provided with the operation oil pump 12 of a supplementary device N.
As shown in Figure 3, a coolant pump 8 is fixed on the front surface left upper portion of gearbox 3, and cooling water is delivered to the water jacket that surrounds left cylinder HL by a cooling water hole 39, cooling water is delivered to the water jacket that surrounds right cylinder HR by a cooling water hole 38.
Outlet pipe 34 and 35 is placed between the front surface and baffler M of cylinder head 28 and 29, as shown in Figure 3.For the horizontal diesel engine, burner top in baffler is set at, radiator R is then installed in the diesel engine front.
Extend upwardly out the speed regulator G of adjustable lever 41 in being arranged on the space between V-shaped cylinder head 28 and 29.On each fuel nozzle 26 that screws in cylinder head 28 and 29 respectively and 27 next door, a focus igniter plug fixedly inserted into precombustion chamber 44, and fuel nozzle 26 and each end of 27 all have been inserted into precombustion chamber.
As shown in Figure 2, an equilibrium block 46 is attached on the periphery of crankshaft S, and Injection Pump P is set at the back of speed regulator cover A.
One end of the inlet and outlet valve arm 47 in each is arranged at each cylinder- head cover 36 and 37 is respectively pushed to by each catch bar 24 by each inlet and outlet cam 31, the other end of each inlet and outlet valve arm 47 then is pressed towards each inlet and outlet valve 48, thereby realizes the opening and closing of each valve.
In cylinder block 2, actuation gear 21 is fixed on the front portion of crankshaft S.Actuation gear 21 with in supported transmission gear for lubricating pump 43 engagements of living of 3 li of gearboxes, gearbox 3 positive apparent times are positioned at the left side of actuation gear 21.Reference number 55 refers to a lubricant oil pump shaft in the accompanying drawing.
Actuation gear 21 also meshes with the camshaft drive gear 20 that is fixed on the camshaft 1 that is positioned at actuation gear 21 tops.Camshaft drive gear 20 also be fixed on be arranged at camshaft drive gear 20 tops as 19 engagements of the governor shaft gear on the governor shaft 9 of the constituent elements of speed regulator G.A speed governing piece 25 is set on that part that is configured in the governor shaft 9 in the speed regulator cover A.Speed governing piece 25 is according to the corresponding opening and closing of the rotating speed of governor shaft 9, and therefore the speed control rod 45 of similar " L " type is rotated, and two control panels of Injection Pump P are slided.Thereby controller can be controlled the rotational speed that the adjustable lever 41 that stretches out from speed regulator cover A can change diesel engine.
2 li of cylinder blocks, four inlet and outlet cams 31 stretch out towards gearbox 3 one sides from the position of camshaft 1, and two Injection Pump driving cams 30 stretch out towards the side of flywheel W from the position of camshaft 1.The speed regulator cover A that has held speed regulator G is set at the upper surface of the bound fraction of cylinder block 2 and gearbox 3, thereby covers space 86, and space 86 is the speed regulator G that are used for settling its top.
The bearing 50 that is used for Injection Pump has covered space 87, and space 87 is the Injection Pump P that are used for settling its top.Flywheel W is installed on the crankshaft S.The part of the crankshaft S of connecting rod 4 and 5 between two equilibrium blocks 46 is rotated.Oil strainer 52 is arranged on the lower position in the cylinder block 2 regularly, and stretches into the interior oil sump position of 3 li of gearboxes.
According to the present invention, 2 li spaces below the Injection Pump driving cam 30 of flywheel W one side of cylinder block are used as the space 85 of installing generator D.Thereby making depression formation on the cylinder block 2 can install the space 85 of generator D and not make generator D protruding from cylinder block 2.
Generator D need be from the space 85 inside pull out a lead.According to the present invention, a side of 85 has a lead and stretches out hole 81 in the space.This lead stretches out hole 81 and also is used as tap hole simultaneously, and the space 85 of placing generator D so just need not extra tap hole.
Below cylinder HL, a lubricating oil filter L is arranged on an identical side with the lubricating pump 12 of supplementary device N.Fuel nozzle 26 and 27 is set between the catch bar 24 of front and back respectively.In addition, speed regulator G and Injection Pump P are set between left catch bar 24 and the right catch bar 24.
Fig. 3 is to Figure 6 shows that the vertical V-type diesel that crankshaft S is set vertically.In this embodiment, cylinder block 2 is set at gearbox 3 tops, and diesel engine is fixed on the Work machine simultaneously.Correspondingly, gearbox 3 constitutes a main oil sump part, and main thus oil sump part is outstanding dearly downwards corresponding with gearbox 3.
In addition, sieve lower part of crankshaft S is stretched out downwards as a power transport portion because Work machine is set at the diesel engine below usually.
Also have, radiator R can not equally with the horizontal diesel engine be arranged on phase the same side of gearbox 3, because the gearbox of vertical diesel engine is to be provided with downwards.Correspondingly, on the contrary in radiator R and the horizontal upwards be provided with.Radiation fan F is fixed on by a fan base 51 and is installed on the flywheel W of end of crankshaft S.
Accompanying drawing 7 to 9 is depicted as the structure of cylinder block 2.In the front view, the right side has formed an installation position 2a on cylinder block 2, is used to install a starter K.
Formed the space 86 that is used to settle speed regulator in the V-type space between left and right sides cylinder HL and HR.With respect to space 86, the space 87 of arrangement Injection Pump P is formed at phase the same side of flywheel W.The space 85 that in the sidewall of the cylinder block 2 of facing flywheel W, is formed for installing generator.
Accompanying drawing 10 and 11 is depicted as the lead that is used as tap hole and stretches out hole 81, and lead stretches out that hole 81 forms and the space 85 in the face of laying generator D in the sidewall of cylinder block 2.The lead of vertical diesel engine stretches out hole 81 and forms in the bottom in the space 85 of laying generator D.
Shown in the accompanying drawing 12, an internal gear 20a forms by the camshaft drive gear 20 that the actuation gear 21 with crankshaft S meshes, so internal gear 20a is meshed with the actuation gear 82 of a coolant pump.In this one side,, crankshaft drives gear 20 can and drive cooling waterpump 8 with 82 engagements of coolant pump gear thereby having a depression position that puts internal gear 20a.
Thereby Figure 13 shows that a kind of in specific embodiment near the structure of installation one governor drive gear 80 drive speed adjustor shaftgears 19 on the camshaft drive gear 20.
At this on the one hand, a governor drive gear 80 is installed on the camshaft 1 and close camshaft drive gear 20.Governor drive gear 80 directly with governor shaft gears 19 engagements that are installed on the governor shaft 9, thereby so governor drive gear 80 can have than the big diameter of camshaft drive gear 20 twist-shifter shaftgear 19 apace.Correspondingly, the centrifugal force of speed governing piece 25 can be very big so that increase speed governing power.
According to aforesaid structure, at first, because have the structure of the V-type diesel of facing V-shaped cylinder HL and HR is that the single camshaft 1 that is equipped with inlet and outlet cam and Injection Pump driving cam simultaneously is set between the V-type cylinder, and near cylinder than low side, the space 86 of placing speed regulator G forms in the V-type space between the cylinder block above the camshaft 12, conventional pair of control inlet and outlet and control fuel-injected camshaft can merge becomes a single camshaft, thereby reduces the height of diesel engine and make it compact structure.
In other words, the V-type space of seldom adopting in the tradition can be effectively utilized places speed regulator G, so the V-type diesel structure can be very compact.
The space 86 of placing speed regulator G communicates with the inside of crank box, so speed regulator G can be by the splash oil lubrication in the crank box.
Second point, structure with V-type diesel of facing V-shaped cylinder HL and HR is that the single camshaft 1 that is equipped with inlet and outlet cam and Injection Pump driving cam simultaneously is set between the V-type cylinder, form in the V-type space between the cylinder block 2 of space 87 above camshaft 1 of placement Injection Pump P, the conventional pair of control fuel injection of adopting and the camshaft of inlet and outlet can be combined to be a single camshaft, have therefore reduced the height of diesel engine and make it compact structure.
In other words, the V-type space of seldom adopting can be effectively utilized and be placed Injection Pump P traditionally, so the V-type diesel structure can be very compact.
The space 87 of placing Injection Pump P communicates with the inside of crank box, so Injection Pump P can be by the splash oil lubrication in the crank box.
Thirdly, because have the structure of the V-type diesel of facing V-shaped cylinder HL and HR is that the single camshaft 1 that is equipped with inlet and outlet cam and Injection Pump driving cam simultaneously is set between the V-type cylinder, and near cylinder than low side, the space 85 of placing generator D is formed by the cylinder block below camshaft 12, the camshaft of conventional pair of control fuel injection of adopting and control inlet and outlet can merge becomes a single camshaft, thereby the height that has therefore reduced diesel engine makes it compact structure.
In other words, space below Injection Pump driving cam 30 can be to be formed at cylinder block 2 volume inside 85, as the position that holds usually the generator D that stretches out from cylinder block 2, also can be effectively utilized and be placed Injection Pump P, crankshaft S can be shortened on it is axial, makes it compact structure thereby alleviate V-type diesel effectively.
The 4th point, because have the structure of the V-type diesel of facing V-shaped cylinder HL and HR is that the single camshaft 1 that is equipped with inlet and outlet cam and Injection Pump driving cam simultaneously is set between the V-type cylinder, thereby internal gear 20a is formed and 82 engagements of coolant pump actuation gear by camshaft drive gear 20, conventional pair of control inlet and outlet of adopting and control fuel-injected camshaft can merge becomes a single camshaft, therefore can reduce the height of diesel engine and makes it compact structure.
In other words, coolant pump 8 can be set at the middle part in V-type space, thereby simplifies its driving system and improve the efficient of coolant pump.
The 5th point, because have the structure of the V-type diesel of facing V-shaped cylinder HL and HR is that the single camshaft 1 that is equipped with inlet and outlet cam and Injection Pump driving cam simultaneously is set between the V-type cylinder, and near cylinder than low side, governor drive gear 80 is set on the camshaft 1 and near camshaft drive gear 20, the camshaft of conventional pair of control fuel injection of adopting and control inlet and outlet can be merged into a single camshaft, thereby has reduced the height of diesel engine and make it compact structure.
In other words, the speed governing piece 25 on the speed regulator G can be adjusted change increasing its rotational speed, thereby increases speed governing power.Correspondingly, the speed of diesel engine change ability can be enhanced.
In addition, therefore the stress that acts on the camshaft 1 can be disperseed, and is that the position of the cylinder block 2 of the diameter of axle need not to reinforce with camshaft 1, thereby improved the durability of cylinder block 2.
The 6th point, because have the structure of the V-type diesel of facing V-shaped cylinder HL and HR is that the single camshaft 1 that is equipped with inlet and outlet cam and Injection Pump driving cam simultaneously is set between the V-type cylinder, and near cylinder than low side, be placed in a side identical such as work feeders such as air cleaner C with flywheel W, the camshaft of conventional pair of control fuel injection of adopting and control inlet and outlet can be combined to be a single camshaft, thereby has reduced the height of diesel engine and make it compact structure.
The 7th point can be changed to the V-type diesel of horizontal and vertical, and two types can be adopted general a large portion parts such as cylinder head and cylinder block 2 etc., correspondingly make the diesel engine compact structure.
The 8th point, form by cylinder block 2 and have the lead that can be used as tap hole when being used for generator D and stretch out hole 81 because place the space 85 of generator D, the V-type diesel that can be changed to horizontal and vertical can have a large portion parts such as cylinder head 28 and 29 and cylinder block 2 etc. general by two types.In addition, tap hole need not stretch out the hole with lead to be separated and offers, and the expense of boring just can reduce.
As mentioned above, related V-type diesel compact structure among the present invention, therefore when it be applicable to as prime mover reach such as farm machinery such as electric power sprinkling, cultivator, trailer, mowing machines such as machineries such as electric motors on the time, these mechanical structures also can be very compact.In addition, it also can be used as prime mover and is applicable in the smaller vehicle that needs durability.

Claims (10)

1. one kind has and faces V-shaped cylinder HL and the V-type diesel of HR, it is characterized in that: it comprises and is arranged between the said V-type cylinder and is positioned near the cylinder lower end a single camshaft (1); Be assemblied in Injection Pump driving cam (30) and inlet and outlet cam (31) on the said single camshaft (1) jointly, and be arranged on crankshaft S and go up speed regulator G with the relative side of described camshaft (1).
2. one kind has and faces V-shaped cylinder HL and the V-type diesel of HR, and it is characterized in that: it includes a single camshaft 1 that is set between said V-type cylinder HL and the HR; And near cylinder than low side; Be assemblied in Injection Pump driving cam (30) and inlet and outlet cam (31) on the said single camshaft (1) jointly, be set at the Injection Pump P of the relative side of said camshaft (1), and be set at fuel nozzle (26) and (27) that being used between said cylinder HL and the HR sprayed the fuel oil of discharging from said Injection Pump P with crankshaft S.
3. one kind has and faces V-shaped cylinder HL and the V-type diesel of HR, it is characterized in that: it comprises and is arranged between the said V-type cylinder and is positioned near the cylinder lower end a single camshaft (1); Be assemblied in Injection Pump driving cam (30) and inlet and outlet cam (31) on the said single camshaft (1) jointly; Be arranged on crankshaft S and go up speed regulator G with the relative side of described camshaft (1), wherein said speed regulator G is set in the speed regulator cover A, and is installed in the Injection Pump P of the extending part of speed regulator cover A.
4. one kind has and faces V-shaped cylinder HL and the V-type diesel of HR, comprise a main engine body, it is characterized in that: said main engine body includes: at the crank box (2) of one side and open-top, cover the gearbox (3) of the said open side of said crank box, cover speed regulator cover A and cylinder head (28) and (29) of a said unlimited side of said crank box.
5. a kind of V-type diesel according to claim 1, it also is included in the space that is used for being provided with said speed regulator G (86) that forms in the V-type space between said cylinder HL and the HR, it is characterized in that: said space (86) comprise the speed regulator constituent elements and with the internal communication of crank box (2).
6. according to claim 2 or 3 described V-type diesels, it also is included in being used to of forming in the V-type space between said cylinder HL and the HR said Injection Pump P space (87) is set, and it is characterized in that: said space (87) comprise said Injection Pump and with the internal communication of crank box (2).
7. V-type diesel according to claim 3, it is characterized in that: said speed regulator G is set at a side of opening wide of crank box (2), what said Injection Pump P was set at crank box (2) opens wide the relative opposite side of a side with it, and the governor shaft gear of said speed regulator (19) is directly driven by a camshaft drive gear (20).
8. according to claim 1 a kind of have face V-shaped cylinder HL and the V-type diesel of HR, it is characterized in that: it includes one and is set at the starter K in crank box (2) one outsides and the supplementary device N in one is set at said crank box (2) another outside.
9. according to claim 1 a kind of have face V-shaped cylinder HL and the V-type diesel of HR, it is characterized in that: it includes a space that is used to be provided with generator (85) that forms in the closed side of crank box (2), and this space (85) are positioned at the same side mutually with crankshaft S with respect to said camshaft (1).
10. according to claim 1 a kind of have face V-shaped cylinder HL and the V-type diesel of HR, it is characterized in that: it comprises fuel nozzle (26) and (27) of the inboard that is separately positioned on said cylinder HL and HR; Be set at the Injection Pump P on camshaft (1) direction that is positioned at the relative side of said camshaft (1) with crankshaft S, be arranged on said crank box (2) an outside starter K and be set at the supplementary device N in another outside of said crank box (2).
CN96198764A 1995-12-04 1996-12-03 Diesel V-engine Expired - Fee Related CN1078661C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP315477/1995 1995-12-04
JP7315477A JPH09151746A (en) 1995-12-04 1995-12-04 V-type diesel engine

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CN1203650A CN1203650A (en) 1998-12-30
CN1078661C true CN1078661C (en) 2002-01-30

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JP (1) JPH09151746A (en)
KR (1) KR100534153B1 (en)
CN (1) CN1078661C (en)
WO (1) WO1997021026A1 (en)

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US8209983B2 (en) * 2008-06-25 2012-07-03 Ford Global Technologies, Llc Turbocharger system for internal combustion engine with reduced footprint turbocharger mounting pedestal
CN102330614B (en) * 2011-08-05 2013-01-23 无锡开普动力有限公司 Line fuel injection pump for V-type engine and installing device for drive mechanism of line fuel injection pump
DE102012023836B4 (en) * 2012-12-06 2022-07-07 Man Energy Solutions Se Internal combustion engine in modular design
JP6685159B2 (en) * 2016-03-29 2020-04-22 本田技研工業株式会社 Fuel pump protection structure
CN107288755B (en) * 2016-03-30 2023-05-09 常柴股份有限公司 Double-cylinder V-shape diesel engine
CN112761787B (en) * 2021-01-20 2023-12-12 衡水造福双作功内燃机技术开发有限公司 V-type double-acting diesel engine

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JPS6299862A (en) * 1985-10-25 1987-05-09 Takemori Kimura Pos article shelf
JPH02188627A (en) * 1989-01-17 1990-07-24 Mazda Motor Corp V-type engine accessories arrangement

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JP2628268B2 (en) * 1993-04-12 1997-07-09 川崎重工業株式会社 V-type diesel engine
JP3751651B2 (en) * 1995-02-08 2006-03-01 ヤンマー株式会社 V type diesel engine

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JPS6299862A (en) * 1985-10-25 1987-05-09 Takemori Kimura Pos article shelf
JPH02188627A (en) * 1989-01-17 1990-07-24 Mazda Motor Corp V-type engine accessories arrangement

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JPH09151746A (en) 1997-06-10
CN1203650A (en) 1998-12-30
KR19990071892A (en) 1999-09-27
WO1997021026A1 (en) 1997-06-12
KR100534153B1 (en) 2006-03-22

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