CN203067140U - Multifunctional partition plate and component comprising multifunctional partition plate - Google Patents
Multifunctional partition plate and component comprising multifunctional partition plate Download PDFInfo
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- CN203067140U CN203067140U CN2012205297913U CN201220529791U CN203067140U CN 203067140 U CN203067140 U CN 203067140U CN 2012205297913 U CN2012205297913 U CN 2012205297913U CN 201220529791 U CN201220529791 U CN 201220529791U CN 203067140 U CN203067140 U CN 203067140U
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- fuel
- dividing plate
- injection valve
- cylinder head
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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
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
- F02M43/04—Injectors peculiar thereto
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—Common rails
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
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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
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/066—Retrofit of secondary fuel supply systems; Conversion of engines to operate on multiple fuels
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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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Fuel-Injection Apparatus (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model provides a multifunctional partition plate and a component comprising the multifunctional partition plate. The multifunctional partition plate and the component comprising the multifunctional partition plate are used for a dual-fuel internal combustion engine. The partition plate provides an individual channel for feeding second fuel for dual-fuel injection valve of the engine, and a channel used for feeding first fuel for the dual-fuel injection valve is individually arranged in a cylinder head in the engine. The partition plate is positioned on the cylinder head, and the partition plate is further used for lengthening a hole formed in the cylinder head so as to contain the dual-fuel injection valve. In certain implementation modes, the partition plate can provide support for different components of an actuating mechanism used for an intake valve and an exhaust valve of a cylinder.
Description
Technical field
This patent relates to a kind of multi-functional dividing plate.This multi-functional dividing plate provides the independent passage that is used for supplying with fuel to the dual fuel injection valve of explosive motor the traditional fuel passage in the cylinder head that is arranged on motor.
Background technique
Along with government and the more and more lower explosive motor emission limit set of government organs' compulsory implement, a lot of reduction of discharging schemes that are used for have been developed in recent years.A scheme is the gaseous fuel that more cleans with burning---for example, the gaseous fuel that rock gas or other are fit to, such as hydrogen, propane, ethane, butane, methane with can realize their mixture of similar benefit equally---come alternative such as traditional liquid fuel such as diesel oil or gasoline.When using the gaseous fuel replacement liquid fluid fuel that more cleans, can use a spot of liquid fuel as pilot fuel, be used for combustion-supporting gas fuel and be used for lubricating and cooling off of injection valve.Be that it need supply with two kinds of different fuel to Fuelinjection nozzle with the related challenge of this method.
Be known for the Fuelinjection nozzle that single-fuel is directly injected to the firing chamber of explosive motor, also become known for supplying with to the single-fuel injection valve device of single-fuel.
In order to reduce the cost that traditional single-fuel direct spray type explosive motor is changed into the explosive motor that is used as power with two kinds of different fuel, developed dual fuel injection valve, it can be fitted to usually by in the occupied hole of single-fuel injector pilot fuel valve.For example, this valve is disclosed total U.S. Patent No. 6,073,862,6,298, in 833,6,336,598,6,439,192,6,761,325 and 7,124,959.Use this double fuel valve to avoid may need for example different with exploitation by two independent Fuelinjection nozzles two kinds of different fuels to be supplied to time and the cost that the customization cylinder head of motor is associated.
In duel fuel engine, each of two kinds of fuel all must supply to dual fuel injection valve in order to spray into the firing chamber from fuel rail.The single fuel-direct-jetting type explosive motors of a lot of existing conventional have been provided with in their cylinder head and can have served as fuel rail or can be connected to for the hole that fuel is delivered directly to the external pipe of Fuelinjection nozzle from fuel rail.
The cylinder head of this motor does not arrange the extra hole that second kind of fuel is provided to Fuelinjection nozzle, and the some of them cylinder head can not provide enough spaces to hold such hole.Therefore, when attempting the time to make to minimize the change that conventional single-fuel engine is made the time conventional single-fuel engine being changed into the double fuel operation, provide second kind of fuel to become the problem that needs are solved to dual fuel injection valve.
In a preferred embodiment, two kinds of fuel that offer motor are transported to dual fuel injection valve respectively.The advantage of this method is that the injection timing of every kind of fuel and endurance can be controlled individually, thereby improves burning quality.Two kinds of fuel both can mix in injection valve also after being fed into Fuelinjection nozzle and can spray respectively in the motivation firing chamber of setting out.
Except the problems referred to above, in some conventional single-fuel engines that are transformed into the double fuel operation, existing hole can not provide the necessary degree of depth of dual fuel injection valve is installed in the cylinder head.
Therefore, the dual fuel injection valve that need to give is used for being designed to having the motor of such cylinder head is supplied with the configuration of two kinds of different fuels: its cylinder head only is provided with one and serves as fuel rail or serve as with the hole that is connected of fuel rail and be not used in the additional bore that second kind of fuel is provided to injection valve.In addition, if this configuration can also provide more space with other parts relevant with dual fuel injection valve for dual fuel injection valve, this will be favourable.
Summary of the invention
A kind of assembly that comprises multi-functional dividing plate is disclosed, for improvement of single-fuel engine, described single-fuel engine comprises first fuel channel, described first fuel channel is used for first fuel is transported to fuel injector, again in the motor that can be used as power with two kinds of different fuel, described two kinds of different fuel all can be directly injected in the firing chamber, described assembly also comprises the cylinder head with injector holes, the ccontaining dual fuel injection valve of described injector holes, described dual fuel injection valve directly supplies to first fuel and second fuel in the described firing chamber, wherein, described multi-functional dividing plate is installed on the described cylinder head and comprises: a) body, described body is provided with the hole for ccontaining described dual fuel injection valve, wherein, described hole is aimed at the described injector holes in the described cylinder head, and the length in described hole is selected in order to support described dual fuel injection valve; And b) second fuel channel, second fuel is transported to described dual fuel injection valve via described second fuel channel.
Described cylinder head also can comprise described first fuel is transported to described first fuel channel of described dual fuel injection valve.
The described body of described multi-functional dividing plate also comprises the surface for the supporting engine parts.
Described engine components can be the elements for the actuating mechanism of the intake valve of described motor and exhaust valve.
Described engine components can be the break seats of described motor.
The described assembly of multi-functional dividing plate that comprises also can comprise the valve gap that is installed on the described multi-functional dividing plate.
Described first fuel channel can be the fuel connector that extends through the hole in the described cylinder head.
Described hole in the described body of described multi-functional dividing plate can be coaxial with described injector holes.
A kind of multi-functional dividing plate is also disclosed, described multi-functional dividing plate can be installed on the cylinder head of single-fuel engine, in order to improve described single-fuel engine, described single-fuel engine comprises first fuel channel, described first fuel channel is used for first fuel is transported to fuel injector, again in the motor that can be used as power with two kinds of different fuel, described two kinds of different fuel all can be directly injected in the firing chamber, described multi-functional dividing plate comprises the body that has the hole, the length in described hole is selected in order to supporting and is installed in dual fuel injection valve in the described cylinder head, and described multi-functional dividing plate also comprises the transmission of second fuel is delivered to second fuel channel of described dual fuel injection valve.
A kind of multi-functional dividing plate for the individual passage that the dual fuel injection valve that being used for except the fuel supply channel that is located at explosive motor supply fuel to explosive motor is provided is disclosed.Dividing plate is assembled on the cylinder head, preferably in the fixed position with respect to cylinder head.Be arranged on the dual fuel injection valve that fuel channel in the motor can be used to first fuel is supplied to motor, the fuel channel that is arranged in the dividing plate can be used to second fuel is supplied to dual fuel injection valve, and second fuel is different from first fuel.The dividing plate of the application of the invention needn't carry out big change to motor.The fuel channel that is arranged in the motor generally is arranged in cylinder head.
First fuel supply channel that another advantage of this configuration is to be arranged in the cylinder head is the part of the conventional cylinder head design of single-fuel engine.First fuel supply channel can be any conventional equipment of giving the well known in the prior art Fuelinjection nozzle transfer the fuel relevant with single fuel combustion motor.Preferably come to carry two kinds of different fuel to Fuelinjection nozzle by the fuel channel that separates, because allow the capacity of based on fuel injection valve that injection timing and the endurance that every kind of fuel is ejected in the firing chamber is better controlled like this.
The cylinder head of motor is provided with the hole that dual fuel injection valve is installed.Dividing plate also arranges porose.Hole in the cylinder head and the hole in the dividing plate have the preferred cross sectional area bigger than the cross sectional area that is contained in the appropriate section in each hole of dual fuel injection valve separately.When dividing plate and cylinder head were fitted together, the hole in the dividing plate was aimed at the hole in being arranged on cylinder head.In this way, the hole in the dividing plate has prolonged the degree of depth in the hole of the installation dual fuel injection valve in the cylinder head.In a preferred embodiment, the hole on the dividing plate is coaxial with hole on the cylinder head, and dual fuel injection valve is elongated shape.
In a preferred embodiment, valve gap is installed on the dividing plate.This lid provides for the space that also can comprise the top section of valve actuator that holds dual fuel injection valve.Dual fuel injection valve can be to adopt two ejector pins with the type in the firing chamber that two kinds of fuel is ejected into motor, and in this case, each ejector pin can be activated by independent actuator.This actuator can be any kind in mechanical actuator, electromagnetic actuators, piezoelectric actuator and the magnetic deformation actuator.
In some embodiments, multi-functional dividing plate of the present invention can be the element as the part of the actuating mechanism of the intake valve of cylinder and exhaust valve---for example, the intake valve that opens or closes and the rocking arm of exhaust valve---supporting is provided.The other element---for example, the engine brake seat---can be integrated in the structure of multi-functional dividing plate of the present invention.
Multi-functional dividing plate of the present invention extends in the over top of cylinder head, and its height is selected according to the size of dual fuel injection valve and valve gap, makes to comprise that the assembly of cylinder head, dividing plate and valve gap can hold the dual fuel injection valve of different longitudinal sizes.The height of dividing plate has determined the length in the hole that holds dual fuel injection valve in the dividing plate.Compare with conventional single-fuel engine, dividing plate does not increase the whole height of motor, but the advantage that redesigns the employed conventional cylinder head of this single-fuel engine when operating for double fuel in that single-fuel engine is changed system into avoided is provided simultaneously.
A kind of method that first fuel and second fuel is supplied to the dual fuel injection valve of explosive motor is respectively also disclosed.Second fuel preferably is different from the fuel of first fuel.This method comprises: via the fuel channel that is arranged in the cylinder head first fuel is supplied to dual fuel injection valve from first fuel rail, and via the fuel channel that is arranged in the dividing plate that is installed on the cylinder head second fuel is supplied to dual fuel injection valve from second fuel rail of separating with first fuel rail.The advantage of this method is, two kinds of different fuel by be arranged on two independently the independent fuel channel on the parts be fed into Fuelinjection nozzle.By passage independently the advantage that two kinds of different fuel supply to Fuelinjection nozzle is, can controls endurance and the timing of the injection events of every kind of fuel individually.
A kind of method that dividing plate and dual fuel injection valve are installed in the cylinder head of explosive motor is also disclosed.This method comprises dividing plate is placed on the cylinder head of motor.Cylinder head is provided with first fuel is transported to the fuel channel of dual fuel injection valve from first fuel rail, and dividing plate is provided with another fuel channel that second fuel is transported to dual fuel injection valve from second fuel rail.Cylinder head and dividing plate are provided with to hold the hole of the package unit of dual fuel injection valve separately.The cross sectional area of each in the hole in cylinder head and dividing plate will equal or be preferably greater than the cross sectional area that is contained in the part in each hole wherein of dual fuel injection valve at least respectively.In a preferred embodiment, dual fuel injection valve is elongated shape.
This method also comprises: after being placed in dividing plate above the cylinder head, the center line that is arranged on the hole in the dividing plate is aimed at the center line in hole in being arranged on cylinder head.By aiming at the center line in two holes, dividing plate is in fact in the degree of depth that prolongs from the hole of cylinder head, in order to hold the dual fuel injection valve of different size.
This installation method also comprises: by bolt or other detachable fixing device dividing plate and cylinder head are fitted together.
This installation method also comprises: dual fuel injection valve is installed in the space that is provided by the hole of aiming at from cylinder head and dividing plate.
In a preferred embodiment, this installation method will be installed in dividing plate as some elements of the part of the actuating mechanism that is used for cylinder intake valve and exhaust valve after also can be included in dividing plate and cylinder head fitted together.Thisly can be installed in the intake valve that is exemplified as activated cylinders of the element on the dividing plate and the rocking arm of exhaust valve.
This installation method also can comprise valve gap is installed on the dividing plate.Valve gap holds the part that extends to the dividing plate top of dual fuel injection valve, and this part of dual fuel injection valve comprises valve actuator usually.In a preferred embodiment, valve gap is assembled on the dividing plate by some detachable fixing devices.
In above-mentioned equipment and method, first fuel can be the gaseous fuel of selecting from the group that is made of rock gas, hydrogen, propane, ethane, butane, methane and its mixture, and second fuel can be the liquid fuel of selecting from the group that is made of diesel fuel, dimethyl ether, biodiesel and kerosene.
Description of drawings
Accompanying drawing illustrates certain preferred embodiments of the present invention, but accompanying drawing should not be counted as limiting by any way the spirit and scope of the invention.
Fig. 1 is the partial sectional view of engine cylinder cap, dual fuel injection valve, multi-functional dividing plate and valve gap.
Embodiment
Fig. 1 has showed the partial sectional view of cylinder head 102, dual fuel injection valve 104, multi-functional dividing plate 106 and valve gap 108.Dual fuel injection valve 104 can be ejected into two kinds of different fuels in the firing chamber of explosive motor independently and individually.This explosive motor can be only to be designed to the engine type that is used as power with a kind of fuel and its to be transformed into motor for the double fuel operation.In two kinds of fuel each preferably is directly injected in the firing chamber by the independent aperture that is communicated with the firing chamber.This dual fuel injection valve can provide the independent control to the injection timing of every kind of fuel in two kinds of fuel and fuel quantity.First fuel can be gaseous fuel, and second fuel can be pilot fuel, preferably in compression ignition engine than the liquid fuel of the easier spontaneous combustion of gaseous fuel.
In a preferred embodiment, gaseous fuel is rock gas, but it also can be any other gaseous fuel that more cleans than the conventional diesel fuel burning, make that than the equivalent conventional engine that only burns diesel fuel gaseous fuel has been realized the low emission of particulate matter and/or nitrogen oxide (NOx) to the replacement (making the amount of the diesel oil that consumes reduce to the amount of only igniting) of diesel oil.This gaseous fuel can be hydrogen, propane, ethane, butane, methane and its mixture.This pilot fuel can be diesel fuel or other liquid fuel, for example, and dimethyl ether, biodiesel or kerosene.
In the illustrated embodiment, dual fuel injection valve 104 is by actuator 110 and 112 operations.Actuator 110 and 112 can be any type in mechanical actuator, electromagnetic actuators, piezoelectric actuator, the magnetic deformation actuator.
In illustrated embodiment, dual fuel injection valve 104 is fitted in the hole 114 that is arranged in the cylinder head 102.Valve nozzle 115 can stretch in the firing chamber of cylinder (not shown).The center line in hole 114 is aimed at the center line of dual fuel injection valve 104, as shown in Figure 1, and the common center line of reference character 118 indicator holes 114 and dual fuel injection valve 104 among the figure.Dual fuel injection valve 104 (in plane vertical with the longitudinal axis in hole 114) in plane view has circular sectional shape usually, but it can have other different shape.Use anchor clamps that Fuelinjection nozzle is held in place.
Because motor is changed system into the single-fuel engine for the double fuel operation, cylinder head 102 is provided with for first fuel supply channel 116 that first fuel is supplied to dual fuel injection valve 104 from the first fuel rail (not shown).First fuel supply channel 116 can be the well known in the prior art any conventional equipment of giving Fuelinjection nozzle transfer the fuel relevant with single fuel combustion motor, for example, is the fuel connector that extends through the hole in the cylinder head.
Second fuel supplies to dual fuel injection valve 104 from second fuel rail 124 via second fuel channel 120 that is arranged on the dividing plate 106.Second fuel rail 124 makes second fuel channel 120 be communicated with fuel rail 124 direct fluids by fuel rail bearing device 122 carryings that are assembled on the dividing plate 106.Because second fuel channel 120 is arranged in the body of dividing plate 106, the cylinder head 102 that has in the present embodiment for the conventional design of single fuel combustion motor does not need to be customized for the double fuel operation.When motor was transformed into the double fuel operation from single fuel handling, the general arrangement that this has just simplified motor had reduced cost and the hardships of redesign parts.
It is porose 126 that dividing plate 106 arranges, and the center line in hole 126 is aimed at the center line 118 that dual fuel injection valve 104 and hole 114 are shared.Because the hole 126 in the dividing plate 106 is aimed at the hole 114 in the cylinder head and is positioned at directly over it, so this makes and can prolong from the degree of depth in the hole 114 of cylinder head and make it possible to hold the injection valve of different longitudinal sizes.The length in the height of dividing plate " H " and implicit hole 126 is based on that the size of injection valve 104 selects, and makes to comprise that the assembly of cylinder head 102, dividing plate 106 and valve gap 108 can hold dual fuel injection valve 104 and actuator 110 and 112.
Therefore, dividing plate 106 is multipurpose multifunctional operating systems, it is used for offering the independent passage that dual fuel injection valve 104 is supplied with second fuel, simultaneously, allow to extend the Fuelinjection nozzle insertion opening wherein from cylinder head, make to comprise that the assembly of cylinder head, dividing plate and valve gap can hold the Fuelinjection nozzle of different longitudinal sizes.In this configuration, the existing standard fuel supply channel can be used to supply with first fuel to dual fuel injection valve on the conventional single-fuel engine.First fuel channel 116 and second fuel channel 120 are arranged on two parts that separate, and one is arranged on the cylinder head 102, and another is arranged on the dividing plate 106.Entity separation between these two fuel supply channels allows to supply with two kinds of different fuel with two kinds of different pressure to Fuelinjection nozzle, can stands two kinds of pressure reduction between the pressure as long as two combustion injection valve holds.
Another function of dividing plate 106 can be supporting as the element of the part of the actuating mechanism of the intake valve that is used for cylinder and exhaust valve, for example, activate the rocking arm of intake valve and exhaust valve.As shown in Figure 1, the bearing 132 of inlet valve rocker 130 places on the surface 128 of dividing plate 106 and by surface 128 supportings of dividing plate 106.The other element that other does not display in Fig. 1---for example, the engine brake seat---can be incorporated in the structure of this multi-functional dividing plate.
The method that first fuel and second fuel is supplied to the dual fuel injection valve of explosive motor is respectively disclosed.Second fuel is preferably the fuel different with first fuel.This method comprises first fuel is supplied to dual fuel injection valve 104 and second fuel is supplied to dual fuel injection valve 104 from second fuel rail 124 by second fuel channel 120 that is arranged on the dividing plate 106 that is installed on the cylinder head 102 by first fuel channel 116 that is arranged on the cylinder head from the first fuel rail (not shown).First fuel supply channel 116 can be the well known in the prior art any conventional equipment of giving Fuelinjection nozzle transfer the fuel relevant with single fuel combustion motor, for example, is the fuel connector that extends through the hole in the cylinder head.
The advantage of this method is that two kinds of different fuel are by being arranged on two independently parts---more specifically, cylinder head 102 and dividing plate 106---on independent fuel channel and supply to Fuelinjection nozzle.By independent passage the advantage that two kinds of different fuel supply to Fuelinjection nozzle is, can controls endurance and the timing of the injection process of every kind of fuel individually.
Method on a kind of cylinder head 102 that dividing plate 106 is installed in the double fuel explosive motor is also disclosed.This method comprises dividing plate 106 is placed on the cylinder head 102 of double fuel explosive motor.Cylinder head 102 is provided with for first fuel is transported to first fuel channel 116 of dual fuel injection valve from the first fuel rail (not shown), and dividing plate 106 is provided with for second fuel channel 120 that second fuel is transported to dual fuel injection valve from second fuel rail 124 of separating with first fuel rail.Cylinder head and dividing plate are provided with to hold the hole of the package unit of dual fuel injection valve separately.The cross sectional area that is separately positioned on each hole in the hole 114 and 126 in cylinder head and the dividing plate will equal or be preferably greater than the cross sectional area that is contained in the part in each hole wherein of dual fuel injection valve at least.In a preferred embodiment, dual fuel injection valve is elongated shape.
This method also comprises: after being placed in dividing plate above the cylinder head, the center line that is arranged on the hole 126 in the dividing plate is aimed at the center line in hole 114 in being arranged on cylinder head.By aiming at the center line in two holes, dividing plate 106 is in fact in the degree of depth that prolongs from the hole 114 of cylinder head, in order to hold the dual fuel injection valve of different longitudinal sizes.
This installation method also comprises: by bolt or other detachable fixing device dividing plate 106 and cylinder head 102 are fitted together.
This installation method also can comprise: dual fuel injection valve 104 is installed in by in the space that provides from the hole 114 and 126 of cylinder head and dividing plate respectively.
Some mode of executions of installation method also comprise some elements as the part of the actuating mechanism that is used for cylinder intake valve and exhaust valve are installed in the pre-dividing plate 106 that fits together with cylinder head 102 one step ahead.Thisly can be installed in the intake valve that is exemplified as activated cylinders of the element on the dividing plate and the rocking arm of exhaust valve, such rocking arm in Fig. 1 by reference character 130 indications.
This installation method also can comprise: valve gap 108 is installed on the dividing plate 106.Valve gap 108 holds the part that extends to the dividing plate top of dual fuel injection valve, and this part comprises valve actuator 110 and 112 usually.In a preferred embodiment, valve gap 108 is assembled on the dividing plate 106 by some detachable fixing devices.
In above-described equipment and method, first fuel can be the gaseous fuel of selecting from the group that is made of rock gas, hydrogen, propane, ethane, butane, methane and its mixture, and second fuel can be the liquid fuel of selecting from the group that is made of diesel fuel, dimethyl ether, biodiesel and kerosene.
With reference to an illustrated embodiment the present invention has been described.But, for the apparent formula of those of ordinary skill in the art, can under the situation that does not depart from invention scope described herein, make a variety of remodeling and improvement.
Claims (12)
1. assembly that comprises multi-functional dividing plate, for improvement of single-fuel engine, described single-fuel engine comprises first fuel channel, described first fuel channel is used for first fuel is transported to fuel injector, again in the motor that can be used as power with two kinds of different fuel, described two kinds of different fuel all can be directly injected in the firing chamber, described assembly also comprises the cylinder head with injector holes, the ccontaining dual fuel injection valve of described injector holes, described dual fuel injection valve directly supplies to first fuel and second fuel in the described firing chamber, wherein, described multi-functional dividing plate is installed on the described cylinder head and comprises:
A) body, described body is provided with the hole for ccontaining described dual fuel injection valve, and wherein, described hole is aimed at the described injector holes in the described cylinder head, and the length in described hole is selected in order to support described dual fuel injection valve; With
B) second fuel channel, second fuel is transported to described dual fuel injection valve via described second fuel channel.
2. assembly as claimed in claim 1 is characterized in that, described cylinder head also comprises described first fuel is transported to described first fuel channel of described dual fuel injection valve.
3. assembly as claimed in claim 1 is characterized in that, the described body of described multi-functional dividing plate also comprises the surface for the supporting engine parts.
4. assembly as claimed in claim 3 is characterized in that, described engine components are the elements for the actuating mechanism of the intake valve of described motor and exhaust valve.
5. assembly as claimed in claim 3 is characterized in that, described engine components are break seats of described motor.
6. assembly as claimed in claim 1 also comprises the valve gap that is installed on the described multi-functional dividing plate.
7. assembly as claimed in claim 1 is characterized in that, described first fuel channel is the fuel connector that extends through the hole in the described cylinder head.
8. assembly as claimed in claim 1 is characterized in that, the described hole in the described body of described multi-functional dividing plate is coaxial with described injector holes.
9. multi-functional dividing plate, described multi-functional dividing plate can be installed on the cylinder head of single-fuel engine, in order to improve described single-fuel engine, described single-fuel engine comprises first fuel channel, described first fuel channel is used for first fuel is transported to fuel injector, again in the motor that can be used as power with two kinds of different fuel, described two kinds of different fuel all can be directly injected in the firing chamber, described multi-functional dividing plate comprises the body that has the hole, the length in described hole is selected in order to supporting and is installed in dual fuel injection valve in the described cylinder head, and described multi-functional dividing plate also comprises the transmission of second fuel is delivered to second fuel channel of described dual fuel injection valve.
10. multi-functional dividing plate as claimed in claim 9 is characterized in that, the described body of described multi-functional dividing plate also comprises the surface for the supporting engine parts.
11. multi-functional dividing plate as claimed in claim 10 is characterized in that, described engine components are the elements for the actuating mechanism of the intake valve of described motor and exhaust valve.
12. multi-functional dividing plate as claimed in claim 10 is characterized in that, described engine components are break seats of described motor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161547730P | 2011-10-16 | 2011-10-16 | |
| US61/547,730 | 2011-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203067140U true CN203067140U (en) | 2013-07-17 |
Family
ID=48140259
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280049109.3A Active CN103874847B (en) | 2011-10-16 | 2012-10-15 | There is the explosive motor of multi-functional shelf and to the method for its supply fuel |
| CN2012205297913U Expired - Lifetime CN203067140U (en) | 2011-10-16 | 2012-10-16 | Multifunctional partition plate and component comprising multifunctional partition plate |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280049109.3A Active CN103874847B (en) | 2011-10-16 | 2012-10-15 | There is the explosive motor of multi-functional shelf and to the method for its supply fuel |
Country Status (3)
| Country | Link |
|---|---|
| CN (2) | CN103874847B (en) |
| IN (1) | IN2014CN02733A (en) |
| WO (1) | WO2013056347A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874847A (en) * | 2011-10-16 | 2014-06-18 | 西港能源有限公司 | Multifunctional spacer |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201309124D0 (en) * | 2013-05-21 | 2013-07-03 | Delphi Tech Holding Sarl | Fuel Injector |
| CN204476621U (en) * | 2014-12-16 | 2015-07-15 | 胡松平 | With the multi fuel intake manifold injectors erecting device of split type guide rail |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301825A (en) * | 1978-12-08 | 1981-11-24 | Ford Motor Company | Fuel flow control valve assembly |
| US5044562A (en) * | 1990-07-02 | 1991-09-03 | General Motors Corporation | Dual spray director using an "H" annulus |
| US5713336A (en) * | 1995-01-24 | 1998-02-03 | Woodward Governor Company | Method and apparatus for providing multipoint gaseous fuel injection to an internal combustion engine |
| DE602005022061D1 (en) * | 2004-04-20 | 2010-08-12 | David Lange | SYSTEM AND METHOD FOR OPERATING A COMBUSTION FOSSIL FUELS |
| JP5169950B2 (en) * | 2009-04-03 | 2013-03-27 | 株式会社デンソー | Fuel injection valve |
| JP4848024B2 (en) * | 2009-04-21 | 2011-12-28 | 本田技研工業株式会社 | Control device for internal combustion engine |
| CN103874847B (en) * | 2011-10-16 | 2016-12-28 | 西港能源有限公司 | There is the explosive motor of multi-functional shelf and to the method for its supply fuel |
-
2012
- 2012-10-15 CN CN201280049109.3A patent/CN103874847B/en active Active
- 2012-10-15 WO PCT/CA2012/000957 patent/WO2013056347A1/en active Application Filing
- 2012-10-16 CN CN2012205297913U patent/CN203067140U/en not_active Expired - Lifetime
-
2014
- 2014-04-10 IN IN2733CHN2014 patent/IN2014CN02733A/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874847A (en) * | 2011-10-16 | 2014-06-18 | 西港能源有限公司 | Multifunctional spacer |
| CN103874847B (en) * | 2011-10-16 | 2016-12-28 | 西港能源有限公司 | There is the explosive motor of multi-functional shelf and to the method for its supply fuel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103874847A (en) | 2014-06-18 |
| WO2013056347A1 (en) | 2013-04-25 |
| IN2014CN02733A (en) | 2015-07-03 |
| CN103874847B (en) | 2016-12-28 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |