CN208203417U - Twin-six diesel engine - Google Patents
Twin-six diesel engine Download PDFInfo
- Publication number
- CN208203417U CN208203417U CN201820213265.3U CN201820213265U CN208203417U CN 208203417 U CN208203417 U CN 208203417U CN 201820213265 U CN201820213265 U CN 201820213265U CN 208203417 U CN208203417 U CN 208203417U
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- temperature water
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- 239000003921 oil Substances 0.000 claims abstract description 131
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 239000000178 monomer Substances 0.000 claims abstract description 14
- 230000001050 lubricating effect Effects 0.000 claims abstract description 8
- 239000002283 diesel fuel Substances 0.000 claims description 85
- 239000010687 lubricating oil Substances 0.000 claims description 12
- 239000002826 coolant Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 239000000110 cooling liquid Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000010721 machine oil Substances 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005183 dynamical system Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of twin-six diesel engines, including V-cylinder block and 12 monomer cylinder head；Oily feed system comprising left side oil pipe and right side oil pipe, left side oil pipe and right side oil pipe pass through vertical high-pressure oil pipe and 12 electronically controlled unit pumps respectively and be correspondingly connected with；Gas handling system is used to twin-six diesel engine for fresh air；Lubricating system；And cooling system, it includes high temperature water-flow circuit and low temperature water-flow circuit, low temperature water-flow circuit includes heel row radiator and low temperature water pump, low temperature water-flow circuit is used to cooling machine oil cooler, high temperature water-flow circuit includes front-seat radiator and high-temperature water pump, and high temperature water-flow circuit is used to cool down V-cylinder block and 12 monomer cylinder head.The body is compact, power is high, torque is big.
Description
Technical field
The utility model relates to engine art, in particular to a kind of twin-six diesel engine.
Background technique
Large-power High-Speed diesel engine is generally used for generator station, petrochemical industry, high speed light crafts and naval vessels etc..Substantially
For four-stroke machine, since Large-power High-Speed diesel engine requires have very high single-machine capacity, intense loading degree requires more general
Diesel engine is high, and for external advanced high-speed diesel engine, mean effective pressure is up to 3MPa, and highest detonation pressure is up to
20MPa.The characteristics of high power, large torque are required due to Large-power High-Speed diesel engine, to several important critical systems
It is required that it is relatively high, such as cylinder assembly system, dynamical system, diesel systems, cooling system, lubricating system etc..
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content
The purpose of this utility model is to provide a kind of twin-six diesel engine, body is compact, power is high, torque is big.
To achieve the above object, the utility model provides a kind of twin-six diesel engine, comprising: V-cylinder block, the V-arrangement
The two column cylinder-bores of 12 V-shaped arrangements are disposed in cylinder block, the angle between the two column cylinder-bore is 60 degree, two column cylinders
Sleeve corresponding with cylinder holes number is cast on V-cylinder block on the outside of hole respectively；12 monomer cylinder head, respectively correspond peace
Mounted in the cylinder oral area position of V-cylinder block；Oily feed system comprising diesel fuel tanks, oil feed line and 12 electronically controlled unit pumps, 12
Electronically controlled unit pump, which respectively corresponds, to be mounted in sleeve, which is respectively intended to control and sprays diesel oil, bavin to every cylinder
Fuel tank is connected to oil feed line, and oil feed line includes left side oil pipe and right side oil pipe, and left side oil pipe and right side oil pipe pass through respectively
Vertical high-pressure oil pipe and 12 electronically controlled unit pumps are correspondingly connected with；Gas handling system is used to supply fresh sky to twin-six diesel engine
Gas；Lubricating system comprising oil sump, pre- oil feed pump, lubricating oil pump, oil filter and oil cooler, oil sump are located at V-arrangement
The bottom of cylinder block, pre- oil feed pump are located at the front side of oil sump, and lubricating oil pump is located at the front end lower left position of V-cylinder block, machine
Oil rectifier and oil cooler are each provided at the upper left side position of the front end of V-cylinder block；And cooling system comprising high temperature
Water-flow circuit and low temperature water-flow circuit, low temperature water-flow circuit include heel row radiator and low temperature water pump, water at low temperature circulation
Circuit is used to cooling machine oil cooler, and high temperature water-flow circuit includes front-seat radiator and high-temperature water pump, high temperature water-flow circuit
For cooling down V-cylinder block and 12 monomer cylinder head.
Preferably, the piston with the combustion chamber W is provided in two column cylinder-bores of V-cylinder block, internal piston has interior
The circumferential wall of oil cooling passage, piston is equipped with four annular grooves.
Preferably, gas handling system include left side air inlet pipe, right side air inlet pipe, left hand booster, right hand booster, in left side
Cooler and right side intercooler, left side intercooler and right side intercooler are separately mounted to the two sides above V-cylinder block rear end, left side
Booster and the corresponding top for being mounted on left side intercooler and right side intercooler of right hand booster and the top for protruding V-cylinder block
Portion is connected with left side air filter in left hand booster, right hand side air filter, left side air inlet is connected on right hand booster
Pipe and right side air inlet pipe are arranged in the two sides upper end position of V-cylinder block after connecting respectively with left side intercooler and right side intercooler
It sets.
Preferably, position of the front end of V-cylinder block above lubricating oil pump, high-temperature water pump setting is arranged in low temperature water pump
In position of the front end of V-cylinder block above diesel oil distributor, low temperature water pump, high-temperature water pump, lubricating oil pump and diesel oil distribution
Device is centered around the surrounding of crank pulley, and crank pulley respectively drives low temperature water pump and high-temperature water pump, flow through V-cylinder block and
The coolant liquid of 12 monomer cylinder head enters front-seat radiator through outfall sewer, is connected between outfall sewer and front-seat radiator
The upper right side position of the front end of V-cylinder block is arranged in three thermostats in parallel, thermostat, and thermostat passes through radiator tube
It is connected to front-seat radiator, radiator tube is arranged in the top of V-cylinder block.
Preferably, low temperature water-flow circuit includes low temperature water dispenser, before low temperature water dispenser is fixed on V-cylinder block
The position above crank pulley is held, the low-temperature cooling water in low temperature water pump distributes to machine oil cooling through low temperature water dispenser
Device and left side intercooler and right side intercooler.
Preferably, left side intercooler and right side intercooler are square casing, and the inside of square casing has air stream cavity
Body is equipped with cooling liquid flowing channel in the square casing around air circulation cavity, and the front side of square casing is equipped with additional shell, left side
Between intercooler and right side intercooler be equipped with middle casing, the two sides of middle casing respectively with left side intercooler and right side intercooler
The inner side end of additional shell link together, add in shell and middle casing be equipped with it is cold in left side intercooler and right side
The front end of middle casing is arranged in the circulation canal of cooling liquid flowing channel connection inside device, the inlet and outlet of circulation canal
On face, inlet and outlet are connected by water pipe and low temperature water dispenser.
Preferably, diesel fuel supply system further includes diesel oil distributor, and diesel oil distributor is fixed on the front end of V-cylinder block,
Diesel oil in diesel fuel tanks is connected to left side oil pipe and right side oil pipe respectively by diesel oil distributor, in left side oil pipe and right side oil pipe
It is respectively connected to diesel fuel filter, the diesel fuel filter of the left and right sides is separately mounted to the two sides of V-cylinder block.
Preferably, diesel fuel supply system further includes oil transfer pump and diesel fuel filter, and oil transfer pump accesses diesel fuel tanks and diesel fuel filter
Between clear device, diesel fuel filter is connected to left side oil pipe and right side oil pipe respectively, and the front end that oil transfer pump is fixed on V-cylinder block is right
Lower position, diesel fuel filter are fixed on the right side of V-cylinder block.
Preferably, the stroke of the twin-six diesel engine and cylinder diameter ratio are 1.05-1.23.
Preferably, the adjacent cylinder center of the twin-six diesel engine away from cylinder diameter ratio be 1.25-1.4.
Compared with prior art, the utility model has the following beneficial effects: passing through setting V-cylinder block, 12 monomers
Cylinder head, diesel fuel supply system realize bilateral fuel feeding, the mating two sets of intercoolers of gas handling system, compressed air through supercooling,
Its density is further increased, is conducive to improve the power of engine, improves performance, cooling system is separated cold using high-low-temperature
But, such high temperature and low-temperature components classification cooling, can reduce intake air temperature and oil temperature, while reducing heat-energy losses, start
Machine is more fuel-efficient, meets the requirement of twin-six diesel engine high power, large torque, and body is more compact, and intensity is big.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the V-cylinder block of twin-six diesel engine according to the present utility model；
Fig. 2 is to arrange that the structure of monomer cylinder head is shown on the V-cylinder block of twin-six diesel engine according to the present utility model
It is intended to；
Fig. 3 is a kind of complete machine structure figure of twin-six diesel engine according to the present utility model；
Fig. 4 is a kind of structure chart of oil feed line in twin-six diesel engine according to the present utility model；
Fig. 5 is the structure chart of another oil feed line in twin-six diesel engine according to the present utility model；
Fig. 6 is the schematic diagram of cooling system in twin-six diesel engine according to the present utility model；
Fig. 7 is the structure chart of intercooler in twin-six diesel engine according to the present utility model.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
According to a kind of twin-six diesel engine of specific embodiment of the present invention, in order to meet Large-power High-Speed diesel oil
The requirement of machine high power, large torque, this programme propose a kind of twin-six diesel engine, from cylinder assembly system, dynamical system, combustion
Oil system, cooling system, lubricating system improve.Using electronically controlled unit pump technology, injection pressure is big, accurately can dynamically adjust
Distributive value guarantees that diesel engine in the case where different load, is atomized, and sufficiently, transient state speed regulation property is good, and load capability is strong for burning,
Oil consumption is low, and minimum specific fuel consumption reaches 195g/kWh.Using one electronically controlled unit pump of a cylinder, pump end pressure is big, control letter
It is single, the big fuel injector of injection pressure is mixed, is atomized, sufficiently, oil consumption is low for burning, each monoblock pump band correcting code, it is ensured that one
Cause property.The design that every cylinder one covers, Intensity of Cylinder Head are high.It is cooled separately using high-low-temperature, water at low temperature cooling two intercoolers, machine oil
Cooler, the cooling cylinder block of high-temperature water and cylinder head.And diesel fuel supply system, gas handling system, lubricating system and cooling system
Reasonable Arrangement on body, while meeting that intensity is big, power is high, torque is big, body is more compact.
Specifically, as shown in Figure 1 to Figure 3, according to a kind of twin-six diesel engine of specific embodiment of the present invention,
Including 100,12 monomer cylinder head 200 of V-cylinder block, diesel fuel supply system, gas handling system, lubricating system and cooling system,
The two column cylinder-bores of 12 V-shaped arrangements, two column cylinders of the V-cylinder block 100 are wherein disposed on the V-cylinder block 100
Angle between hole is 60 degree, is cast with set corresponding with cylinder holes number on the V-cylinder block 100 on the outside of two column cylinder-bores respectively
101,12 monomer cylinder head 200 of cylinder respectively correspond the cylinder oral area position for being mounted on V-cylinder block 100.Diesel fuel supply system includes
12 electronically controlled unit pumps 14, diesel fuel tanks and oil feed line, 12 electronically controlled unit pumps 14, which respectively correspond, to be mounted in sleeve 101, should
12 electronically controlled unit pumps 14 are respectively intended to control and spray diesel oil to every cylinder, and diesel fuel tanks are connected to oil feed line, the present embodiment provides
Two kinds of specific oil feed lines (see below for details).Generally, oil feed line includes left side oil pipe and right side oil pipe, left side oil
Pipe and right side oil pipe pass through vertical high-pressure oil pipe and 12 electronically controlled unit pumps respectively and are correspondingly connected with.Gas handling system is used to V-type
12 cylinder diesels are for fresh air.Lubricating system includes that oil sump, pre- oil feed pump 7, lubricating oil pump 5, oil filter 2 and machine oil are cold
But device 1, oil sump are located at the bottom of V-cylinder block 100, and pre- oil feed pump 7 is located at the front side of oil sump, and lubricating oil pump 5 is located at V-arrangement gas
The front end lower left position of cylinder body 100, oil filter 2 and oil cooler 1 are each provided at a left side for the front end of V-cylinder block 100
Top position.Cooling system includes high temperature water-flow circuit and low temperature water-flow circuit, and low temperature water-flow circuit includes rear dissipation
Hot device and low temperature water pump 4, low temperature water-flow circuit are used to cooling machine oil cooler 1, and high temperature water-flow circuit includes front-seat heat dissipation
Device and high-temperature water pump 9, high temperature water-flow circuit are used to cool down V-cylinder block 100 and 12 monomer cylinder head.
As a kind of preferred embodiment, it is provided with the piston with the combustion chamber W in two column cylinder-bores of V-cylinder block 100,
Internal piston has interior oil cooling passage, and the circumferential wall of piston is equipped with four annular grooves.In the present solution, using W Combustor Technologies, air inlet
Amount is big, is uniformly mixed, and burns more abundant, fuel-efficient power range area is wide.Piston uses interior oil cooling passage structure, cools down,
Four groove structures, sealing effect are more preferable.
As shown in Figure 4 and Figure 5, two kinds of specific diesel fuel supply systems are present embodiments provided, Fig. 4 shows one of bavin
Oily feeding pipe, in conjunction with Fig. 3, diesel fuel supply system includes 12 electronically controlled unit pumps 14, diesel fuel tanks and oil feed line, and 12 automatically controlled
Monoblock pump 14 is respectively intended to control and sprays diesel oil to every cylinder, and diesel fuel tanks are connected to oil feed line, and oil feed line includes left side oil pipe
43 and right side oil pipe 42, right side oil pipe 42 and left side oil pipe 43 pass through vertical high-pressure oil pipe 46 and 12 electronically controlled unit pump respectively
It being correspondingly connected with, diesel fuel supply system further includes diesel oil distributor 49, and diesel oil distributor 49 is fixed on the front end of V-cylinder block 100,
Diesel oil in diesel fuel tanks is connected to right side oil pipe 42 and left side oil pipe 43 respectively by diesel oil distributor 49, right side oil pipe 42 and a left side
Diesel fuel filter is respectively connected in side oil pipe 43, the diesel fuel filter of the left and right sides is separately mounted to the two sides of V-cylinder block 100
(referring to Fig. 3, the diesel fuel filter 11 on right side is shown).In this diesel fuel supply pipeline, oil transfer pump 8 (referring to Fig. 3) passes through petroleum pipeline
Diesel oil is pumped into diesel oil distributor 49 by 41, diesel oil in diesel oil distributor 49 bifurcate respectively with right side oil pipe 42 and left side oil pipe
43 connect, and referring to fig. 4, the connector disconnected in the pipeline of right side oil pipe 42 and left side oil pipe 43 accesses corresponding diesel fuel filter.
Right side oil pipe 42 and left side oil pipe 43 pass through the high-pressure oil pipe 46 erect and high pressure adapter tube 47 and corresponding electronically controlled unit pump respectively
Connection, the oil return of electronically controlled unit pump passes through left side oil return pipe 45 respectively and right side oil return pipe 44 flows back into overflow valve, overflow valve
It is integrated in diesel oil distributor 49.In addition, the high-pressure oil pipe 46 and high pressure adapter tube 47 of the present embodiment are fixed on V-arrangement by bracket 48
The two sides of cylinder block 100 are close to the position of cylinder cap.
As shown in figure 5, Fig. 5 shows another diesel fuel supply pipeline of the present embodiment, in conjunction with Fig. 3, diesel fuel supply system is also
Including oil transfer pump 8 and diesel fuel filter 11, oil transfer pump 8 is accessed between diesel fuel tanks and diesel fuel filter 11, the diesel oil in diesel fuel tanks
By oil transfer pump 8 through petroleum pipeline 31 input diesel fuel filter 11, diesel fuel filter 11 tool there are two outlet, respectively with left side oil pipe
32 are connected to right side oil pipe 33, and oil transfer pump 8 is fixed on the front end lower right position (referring to Fig. 3) of V-cylinder block 100, diesel fuel filter
Clear device 11 is fixed on the right side of V-cylinder block 100, and Fig. 3 shows second of diesel fuel supply pipeline.Left side oil pipe 32 and right side oil pipe
33 are respectively corresponded and are connect with electronically controlled unit pump by the high-pressure oil pipe 36 and high pressure adapter tube 37 erect respectively, and electronically controlled unit pump returns
Oil does not pass through left side oil return pipe 35 and right side oil return pipe 34 flows back into overflow valve 39.In addition, the high-pressure oil pipe of the present embodiment
36 and high pressure adapter tube 37 position of the two sides close to cylinder cap of V-cylinder block 100 be fixed on by bracket 38.
As a kind of preferred embodiment, as shown in figure 3, at the air inlet pipe of appearance, booster, intercooler, air in Fig. 3
Filter and exhaust pipe carry out local mark.Gas handling system include left side air inlet pipe, right side air inlet pipe 15, left hand booster,
Right hand booster 18, left side intercooler and right side intercooler 16, left side intercooler and right side intercooler 16 are separately mounted to V-arrangement gas
Two sides above 100 rear end of cylinder body, left hand booster and the correspondence of right hand booster 18 are mounted on cold in left side intercooler and right side
The top of device 16 and the top for protruding V-cylinder block 100, left side air filter is connected in left hand booster, and right side increases
Be connected with right hand side air filter 17 on depressor 18, left side air inlet pipe and right side air inlet pipe 15 respectively with left side intercooler and right side
Intercooler 16 is arranged in the two sides upper end position of V-cylinder block 100 after connecting.In addition, left hand booster is equipped with whirlpool final vacuum
Pipe 19 also is provided with whirlpool heel row tracheae on right hand booster 18.In fact, the twin-six diesel engine further includes corresponding exhaust system
System, exhaust system include exhaust pipe 21 (left and right two), exhaust pipe 21 (left and right two) corresponding and left hand booster and right side
Booster connection, exhaust pipe 21 (left and right two) are arranged in the top center position of V-cylinder block 100.
As a kind of preferred embodiment, the front end of V-cylinder block 100 is arranged in above lubricating oil pump 5 in low temperature water pump 4
The front end of V-cylinder block 100 is arranged in position, high-temperature water pump 9, and high-temperature water pump 9 and low temperature water pump 4 are respectively at crank pulley
Top two sides, low temperature water pump 4, high-temperature water pump 9, lubricating oil pump 5 and oil transfer pump 8 are centered around surrounding (the crankshaft skin of crank pulley
Silica gel shock-absorption device 6 is set on belt wheel), crank pulley respectively drives low temperature water pump 4 and high-temperature water pump 9, flows through V-cylinder block
The coolant liquid of 100 and 12 monomer cylinder head 200 enters front-seat radiator 242, outfall sewer and front-seat heat dissipation through outfall sewer
It is connected between device 242 there are three thermostat 23 in parallel, the upper right orientation of the front end of V-cylinder block 100 is arranged in thermostat 23
It sets, thermostat 23 is connected to by radiator tube 20 with front-seat radiator 242, and radiator tube 20 is arranged in V-cylinder block 100
Top.
As shown in Figure 3 and Figure 6, as a kind of preferred embodiment, low temperature water-flow circuit includes low temperature water dispenser 3, low
Warm water dispenser 3 is fixed on position of the front end of V-cylinder block 100 above crank pulley, and low temperature water dispenser 3 is arranged
Purpose be exactly, low temperature water-flow circuit can simultaneously cooling machine oil cooler 1 and two intercoolers.So far, as shown in fig. 6,
What the present embodiment proposed is cooled separately using high-low-temperature, cooling two intercoolers of water at low temperature and oil cooler 1, high-temperature water cooling
But cylinder block and cylinder head, which, which belongs to, forces closed cycle water cooling system, and coolant liquid should be using antifreeze, antirust is cold
But liquid.Be cooled separately using high and low temperature water, water at low temperature cooling two intercoolers, oil cooler, the cooling cylinder block of high-temperature water with
Cylinder head, for the control of high-temperature water leaving water temperature at 75~95 DEG C, oil temperature control is convenient at 80~110 DEG C.In the system, water
Pump and fan, radiator, oil cooler are the main components of cooling system.When engine is run, led to by crankshaft timing gear
It crosses left and right idle gear and respectively drives high/low temperature water pump, drive water pump vane rotation, coolant liquid generates under the effect of water pump centrifugal force
Certain pressure is flowed out from pump outlet.The coolant liquid that high-temperature water pump extrudes enters the cooling jacket of cylinder block, cylinder head,
Coolant liquid, to outfall sewer, flows into radiator after cooling cylinder block, cylinder head after thermostat.Thermostat is mounted in water outlet pipe end
Portion, thermostat A.T.C function, when coolant temperature is greater than 75 DEG C, thermostat is opened, when coolant temperature is greater than
At 85 DEG C, thermostat standard-sized sheet, coolant liquid fully enters radiator at this time, then flows back into water pump.If coolant temperature less than 75 DEG C,
It is flowed directly to water pump without cooling through radiator heat-dissipation and walks cooling cycle again.Low temperature water pump then cools down two intercoolers and machine
Oil cooler is then return to radiator and radiates.This high temperature and low-temperature components classification cooling, can reduce intake air temperature and machine
Oil temperature, while heat-energy losses are reduced, engine is more fuel-efficient.
As shown in fig. 7, as a kind of preferred embodiment, the present embodiment proposes a kind of specific intercooler structure, in left side
Cooler and right side intercooler are square casing 501, and the inside of square casing 501 has air circulation cavity, air circulation cavity
Around square casing in be equipped with cooling liquid flowing channel, the front side of square casing 501 is equipped with additional shell 502, left side intercooler and
Be equipped with middle casing 503 between the intercooler of right side, the two sides of middle casing 503 respectively with left side intercooler and right side intercooler
The inner side end of additional shell 502 links together, add in shell 502 and middle casing 503 be equipped with left side intercooler and
Water inlet 504 and water outlet 505 setting of the circulation canal of cooling liquid flowing channel connection inside the intercooler of right side, circulation canal exist
On the front end face of middle casing 503, water inlet 504 and water outlet 505 are connected by water pipe and low temperature water dispenser, and then are realized
In low temperature water pump 4 low-temperature cooling water through low temperature water dispenser 3 distribute to oil cooler 1 and left side intercooler with it is cold in right side
Device 16.
In above scheme, using existing exhaust turbine pressuring technology.Respectively there is a set of independent charge inter cooling by left and right
System.When engine with supercharger works, the exhaust gas from the exhaust pipe of engine enters turbine, and the thermal energy in exhaust gas pressure turns turbine
It is dynamic, and make to rotate with the coaxial compressor of turbine.Compressor draws air into and compresses, then by pipeline enter engine into
Tracheae, the exhaust gas for having cooled down and having expanded for leaving turbine guide engine exhaust system by turbine case and enter atmosphere.Air inlet warp
After compression, improve the atmospheric density for being filled with cylinder, oil supply system it is good fit under, so that more fuel is sufficiently fired
It burns, improves power, and improve economy.
Supplementary explanation: the right side of the V-cylinder block 100 of the present embodiment is also equipped with ECU10, oil filler 12 and starting electricity
Machine 13.
As a kind of preferred embodiment, the stroke and cylinder diameter ratio of the twin-six diesel engine are 1.05-1.23.This programme
In, lesser stroke and cylinder diameter ratio are selected, can reduce height, width and the weight of diesel engine, the revolving speed of diesel engine can increase
Add, improves the power of diesel engine.
As a kind of preferred embodiment, the adjacent cylinder center of the twin-six diesel engine is away from being 1.25- with cylinder diameter ratio
1.4.In the present solution, bore spacing and cylinder diameter ratio 1.25-1.4, the length of diesel engine is more compact, and the reinforcing degree of diesel engine is more
The rigidity of height, crankshaft and body is stronger.Since crankshaft length shortens, torsion stiffness enhancing improves shafting self-vibration circular frequency, turns round
Vibration performance is improved.
To sum up, the twin-six diesel engine of the present embodiment, by the way that 100,12 monomer cylinder head 200 of V-cylinder block are arranged,
Diesel fuel supply system realizes bilateral fuel feeding, the mating two sets of intercoolers of gas handling system, and compressed air makes its density through supercooling
It further increases, is conducive to improve the power of engine, improves performance, cooling system is cooled separately using high-low-temperature, in this way
High temperature and low-temperature components classification cooling, can reduce intake air temperature and oil temperature, while reducing heat-energy losses, engine more saves
Oil meets the requirement of Large-power High-Speed diesel engine high power, large torque, and body is more compact, and intensity is big.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (10)
1. a kind of twin-six diesel engine characterized by comprising
V-cylinder block, is disposed with the two column cylinder-bores of 12 V-shaped arrangements on the V-cylinder block, between the two column cylinder-bore
Angle is 60 degree, is cast with sleeve corresponding with cylinder holes number on the V-cylinder block on the outside of the two column cylinder-bore respectively；
12 monomer cylinder head respectively correspond the cylinder oral area position for being mounted on the V-cylinder block；
Diesel fuel supply system comprising diesel fuel tanks, oil feed line and 12 electronically controlled unit pumps, 12 electronically controlled unit pumps difference
Correspondence be mounted in the sleeve, 12 electronically controlled unit pumps be respectively intended to control give every cylinder injection diesel oil, the diesel fuel tanks and
The oil feed line connection, the oil feed line include left side oil pipe and right side oil pipe, and the left side oil pipe and the right side are oily
Pipe passes through vertical high-pressure oil pipe respectively and 12 electronically controlled unit pumps are correspondingly connected with；
Gas handling system is used to the twin-six diesel engine for fresh air；
Lubricating system comprising oil sump, pre- oil feed pump, lubricating oil pump, oil filter and oil cooler, the oil sump are set
In the bottom of the V-cylinder block, the pre- oil feed pump is located at the front side of the oil sump, and the lubricating oil pump is located at the V-arrangement
Before the front end lower left position of cylinder block, the oil filter and the oil cooler are each provided at the V-cylinder block
The upper left side position at end；And
Cooling system comprising high temperature water-flow circuit and low temperature water-flow circuit, the low temperature water-flow circuit includes heel row
Radiator and low temperature water pump, the low temperature water-flow circuit are used to cool down the oil cooler, the high temperature water-flow circuit
Including front-seat radiator and high-temperature water pump, the high temperature water-flow circuit is used to cool down the V-cylinder block and 12 lists
Body cylinder head.
2. twin-six diesel engine according to claim 1, which is characterized in that in two column cylinder-bores of the V-cylinder block
It is provided with the piston with the combustion chamber W, the internal piston has interior oil cooling passage, and the circumferential wall of the piston is equipped with four rings
Slot.
3. twin-six diesel engine according to claim 1, which is characterized in that the gas handling system include left side air inlet pipe,
Right side air inlet pipe, left hand booster, right hand booster, left side intercooler and right side intercooler, the left side intercooler and described
Right side intercooler is separately mounted to the two sides above the V-cylinder block rear end, the left hand booster and right side pressurization
Device is corresponding to be mounted on the top of the left side intercooler and the right side intercooler and protrudes the top of the V-cylinder block,
It is connected with left side air filter in the left hand booster, right hand side air filter, institute are connected on the right hand booster
It states after left side air inlet pipe and the right side air inlet pipe are connected with the left side intercooler and the right side intercooler respectively and is arranged in
The two sides upper end position of the V-cylinder block.
4. twin-six diesel engine according to claim 3, which is characterized in that the diesel fuel supply system further includes diesel oil
Distributor, the diesel oil distributor are fixed on the front end of the V-cylinder block, and the diesel oil in diesel fuel tanks passes through the diesel oil distributor
It is connected to respectively with the right side oil pipe and the left side oil pipe, the front end that the V-cylinder block is arranged in the low temperature water pump is leaned on
Position above the nearly lubricating oil pump, the front end that the V-cylinder block is arranged in the high-temperature water pump is distributed close to the diesel oil
Position above device, the low temperature water pump, the high-temperature water pump, the lubricating oil pump and the diesel oil distributor are centered around crankshaft skin
The surrounding of belt wheel, the crank pulley respectively drive the low temperature water pump and the high-temperature water pump, flow through the V-cylinder block
Enter the front-seat radiator through outfall sewer with the coolant liquids of 12 monomer cylinder head, the outfall sewer and it is described before
Arranging connection between radiator, there are three thermostats in parallel, the thermostat, and the upper right of the front end of the V-cylinder block is arranged in
Orientation is set, and the thermostat is connected to by radiator tube with the front-seat radiator, and the radiator tube is arranged in the V
The top of shape cylinder block.
5. twin-six diesel engine according to claim 4, which is characterized in that the low temperature water-flow circuit includes low temperature
Water dispenser, the low temperature water dispenser are fixed on position of the front end of the V-cylinder block above the crank pulley
It sets, the low-temperature cooling water in the low temperature water pump distributes to the oil cooler and the left side through the low temperature water dispenser
Intercooler and the right side intercooler.
6. twin-six diesel engine according to claim 5, which is characterized in that in the left side intercooler and the right side
Cooler is square casing, and the inside of the square casing has air circulation cavity, rectangular around the air circulation cavity
Cooling liquid flowing channel is equipped in shell, the front side of the square casing is equipped with additional shell, the left side intercooler and the right side
Between intercooler be equipped with middle casing, the two sides of the middle casing respectively with the left side intercooler and the right side intercooler
The inner side end of additional shell link together, be equipped in the additional shell and the middle casing with it is cold in the left side
The circulation canal that device is connected to the cooling liquid flowing channel inside the right side intercooler, the inlet and outlet of the circulation canal
It is arranged on the front end face of the middle casing, the water inlet and the water outlet pass through water pipe and the low temperature water dispenser
It connects.
7. twin-six diesel engine according to claim 1, which is characterized in that the diesel fuel supply system further includes diesel oil
Distributor, the diesel oil distributor are fixed on the front end of the V-cylinder block, and the diesel oil in the diesel fuel tanks passes through the diesel oil
Distributor is connected to the left side oil pipe and the right side oil pipe respectively, is connect respectively in the left side oil pipe and the right side oil pipe
Enter diesel fuel filter, the diesel fuel filter of the left and right sides is separately mounted to the two sides of the V-cylinder block.
8. twin-six diesel engine according to claim 1, which is characterized in that the diesel fuel supply system further includes oil transportation
Pump and diesel fuel filter, the oil transfer pump access between the diesel fuel tanks and the diesel fuel filter, the diesel fuel filter point
It is not connected to the left side oil pipe and the right side oil pipe, the oil transfer pump is fixed on the front end lower right of the V-cylinder block
Position, the diesel fuel filter are fixed on the right side of the V-cylinder block.
9. twin-six diesel engine according to claim 1, which is characterized in that the stroke and cylinder diameter of the twin-six diesel engine
Ratio is 1.05-1.23.
10. twin-six diesel engine according to claim 1, which is characterized in that the adjacent cylinder of the twin-six diesel engine
Center away from cylinder diameter ratio be 1.25-1.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213265.3U CN208203417U (en) | 2018-02-07 | 2018-02-07 | Twin-six diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213265.3U CN208203417U (en) | 2018-02-07 | 2018-02-07 | Twin-six diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208203417U true CN208203417U (en) | 2018-12-07 |
Family
ID=64534121
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820213265.3U Withdrawn - After Issue CN208203417U (en) | 2018-02-07 | 2018-02-07 | Twin-six diesel engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252803A (en) * | 2018-02-07 | 2018-07-06 | 广西玉柴机器股份有限公司 | Twin-six diesel engine |
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2018
- 2018-02-07 CN CN201820213265.3U patent/CN208203417U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252803A (en) * | 2018-02-07 | 2018-07-06 | 广西玉柴机器股份有限公司 | Twin-six diesel engine |
| CN108252803B (en) * | 2018-02-07 | 2022-04-01 | 广西玉柴机器股份有限公司 | V-type 12-cylinder diesel engine |
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