CN100436186C - Additive tank for fuel system and production method thereof - Google Patents
Additive tank for fuel system and production method thereof Download PDFInfo
- Publication number
- CN100436186C CN100436186C CNB2004800170990A CN200480017099A CN100436186C CN 100436186 C CN100436186 C CN 100436186C CN B2004800170990 A CNB2004800170990 A CN B2004800170990A CN 200480017099 A CN200480017099 A CN 200480017099A CN 100436186 C CN100436186 C CN 100436186C
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- China
- Prior art keywords
- additive container
- filler pipe
- additive
- container
- container according
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K2015/03328—Arrangements or special measures related to fuel tanks or fuel handling
- B60K2015/03348—Arrangements or special measures related to fuel tanks or fuel handling for supplying additives to fuel
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention relates to an additive tank for a fuel system, comprising a sealed plastic chamber which is connected to a filler pipe of the main fuel tank. The inventive production method comprises two steps consisting in: first moulding a sealed chamber from a plastic material; and, subsequently, assembling or connecting the chamber to a filler pipe of the main fuel tank.
Description
Technical field
The present invention relates to be used for the additive container of fuel oil system.
Background technology
For the hope of strengthen environmental protection, made the country in many areas in the world and international managing body in a lot of fields, especially in the vehicular transport field, all formulated stricter rules and regulations (restriction).Vehicle be by the ICE-powered situation that consumes diesel oil under, nearest standard has limited the allowance that is discharged into the solia particle in the atmosphere widely.The automaker of the vehicle that is driven by CI engine problem hereto provides a kind of terms of settlement: give these vehicle fit on (diesel oil) particulate filters, its be arranged on be used for will burning gaseous products be discharged into the freeing pipe of atmosphere.In order to make the filter efficiency regeneration of these particulate filters, must burn the particulate of part blocking filter at regular intervals.
In order to make the regular circulation automation of particulate filter regeneration, must find out the mode (means) of the combustion temperature that reduces these particulates, so that by suitably and interim combustion parameter of regulating driving engine itself, make the combustion temperature of these particulates can be suitable for the highest temperature that in emission gases, can obtain.Have realized that and must use a certain amount of chemical combustion additive, so that the reduction of the combustion temperature of solia particle can occur at certain temperature levels in the emission gases, this temperature levels is suitable for engine combustion and is suitable for eliminating fully particulate.
Designed and the fuel tank less liquid additive container of specific volume mutually, so that it is installed on the fuel tank of diesel-engine vehicles or near it.Such additive container need assemble suitable compound interface, is used for being communicated with fuel tank.This interface often is difficult to satisfy the desired vibration resistance of various rules, resistance to crushing and fireproofness standard just in force.
In addition, the maximum that is contained in the liquid additive in the additive container does not satisfy the needs of the particulate of being emitted at the life period catalytic combubstion of vehicle usually.Therefore, usually need be to the additive container several times of annotating, this is normally carried out when the maintenance vehicle by the practicing engineer.These filling operations have proposed the problem of other cleanliness level and ergonomics (or ergonomics) usually, and exist container whether to fill the additive-treated oil problem of correct capacity reliably.
Summary of the invention
The object of the present invention is to provide a kind of filler pipe that is equipped with additive container, described additive container is used for fuel oil system, and it reduces or eliminates problem, the especially ergonomics relevant with present additive container structure, cleanliness level and filling integrity problem.
At this purpose, the present invention relates to a kind of filler pipe that is equipped with additive container, described additive container is used for fuel oil system, it comprises sealed type plastic casing (shell), thereby this additive container accompanies with the pipeline of the main oil tank that is used to annotate, the additive charging line and the vent line of this additive container end at a device, and this device is assembled in the top of the filler pipe of the described main oil tank that is used to annotate, and are positioned at the next door of the guide hole that is used for the fuel oil delivery nozzle.
Term " additive container " is interpreted as being meant a kind of container, and it can be for fixing or onboard system, in particular for storage of the fuel oil on self-propelled vehicle and conveying liquid additive.Term " self-propelled vehicle " is interpreted as being meant car, truck and motor bike.
The additive that is contained in this container is a kind of composite that is dissolved in the catalyst of hydrocarbon solvent, is used for low-temperature burning in the solid carbon particles that uncomplete combustion produced of CI engine by heavy hydrocarbon.Term " heavy hydrocarbon " is interpreted as being meant and is the fuel oil of liquid state or pasty state at normal temperatures that its molecule contains the carbon atom more than 9.An example of such heavy hydrocarbon is the petroleum fraction that is called gas oil or diesel oil, and it can be used for diesel motor.
The example of the liquid additive that is suitable for is molysite and the cerium salt in hydrocarbon solution.
According to the present invention, this additive container is used for fuel oil system, that is to say to join vehicle or join in any device of anchor fitting, and its radical function is the fuel oil that storage, purifying, measurement or conveying are used to supply with Thermal Motor.It comprises at least one fuel tank and is used for supplying with to driving engine the pipeline of fuel oil.
According to the present invention, additive container is a kind of sealed type housing.Term " sealed type housing " is interpreted as being meant hollow body, this hollow body has different shape, usually also can be equipped with the annex that this housing wall is passed in various inside or external accessory or other with respect to outside seal, as valve, delivery pipe, liquid disconnector and venting cavity.
According to the present invention, this additive container is made of plastic.Term " plastics " is interpreted as being meant any material that comprises at least a synthetic polymer resin.
All types of plastics can suit.Very Shi Yi plastics belong to thermoplastic plastic.
Term " thermoplastic plastic " is interpreted as being meant any thermoplastic polymer, it comprise thermoplastic elastomer, with and composition thereof.Term " polymer " " be interpreted as being meant homopolymer and copolymer (especially binary or terpolymer).The non-limiting example of such copolymer is: random copolymers, linear block copolymers, other periodic copolymer and graft copolymer.
Thermoplastic polymer or copolymer that fusing point is lower than any kind of dissociation temperature all suit.Melting range is that at least 10 ℃ thermoplastic plastic is suitable especially.The example of such material comprises that those mol wts present the material of polydispersity.
Especially, can use polyolefin, polyvinyl halides, thermoplastic polyester, polyketone, polyamide with and copolymer.Also can use the compound of poly-mer or copolymer, and the compound of polymeric material and inorganic, organic and/or natural stuffing, such as but not limited to: carbon, salt and other inorganic derivative, natural fiber, glass fibre and polymer fiber.Can also use the multiple-structure of being made up of the accumulation horizon that bonds together, it comprises at least a above-mentioned poly-mer or copolymer.
Polyvinyl halides and polyolefin are normally preferred.
Often the poly-mer that adopts is a polyethylene.(HDPE) obtained fabulous result with high density polyethylene (HDPE).
According to the present invention, this additive container accompanies with the pipeline that is used for the fuel up case.Fuel tank filler pipe (oiling tube) is the single or multiple lift plastic conduit normally, and it is connected to fuel tank and is positioned at the position higher than fuel tank horizontal surface usually, and can refuel to fuel tank through this pipeline.Term " accompanies " and is interpreted as being meant " being fixed to " or " being connected to through one or more pipelines ".
Can be used for that the mechanical means that additive container and fuel tank filler pipe couple together is carried out this and fix by at least a.The example of such indefiniteness fixed form is: welding, bolted connection, with band tie up (strapping), bonding, clamping is fastening and flange (flange) fixing.Welding and flange are fixed and have been provided good result.If additive container is fixed on the filler pipe, it is usually located at the place outside the main oil tank volume so, that is to say that it has constituted the container that separates with fuel tank, and only by one or more pipelines additive container is connected on the fuel tank.
Connection through one or more pipelines is such, makes to annotate to this additive container through the main oil tank filling head.
According to first specific embodiment of the present invention, this additive container can replace being installed in the venting cavity at filler pipe top.Such venting cavity is found in the fuel oil system of being everlasting, and can be installed in the top of filler pipe.Any liquid fuel entrainment that its purpose normally spills with gas when fuel tank is annotated separates, keeps and turns back in the fuel tank.In this specific embodiment, venting cavity is moved to another position near fuel tank.It also can be omitted, and its function can provide this particular valve realization identical functions: catch any liquid fuel entrainment from the air-flow that fuel tank spills by additional particular valve on fuel tank.
In second specific embodiment according to additive container of the present invention, this container can be placed near the next door that is installed in the venting cavity at filler pipe top.Usually, in this specific embodiment, be used for that venting cavity the mode on the pipeline of being fixed to is similar to those and be used for additive container is fixed to mode on the pipeline.Also can increase the other mode that additive container is fixed on the venting cavity, so that strengthen filler pipe pipeline/additive container/venting cavity assembling.
In the 3rd specific embodiment according to additive container of the present invention, the any part that this container can be set at vehicle (for example, in main oil tank or on main oil tank), but it is connected in filling head through at least one pipeline on the one hand, wherein the shape of this pipeline and size adapt with the geometric configuration of environment and with desirable flow rate, on the other hand, it is connected in main oil tank through another pipeline.
In above-mentioned three specific embodiment of additive container, can advantageously there be the additive charging line and the vent line that are used for this additive container, two pipelines end at a device, and this device is assembled in the top of filler pipe, and lean against the next door of the guide hole that is used for the fuel oil delivery nozzle.Shared stopper at these two pipeline ends also can be guaranteed relatively preferably they to be sealed in the time outside during this additive container of filling.
In this favourable specific embodiment according to additive container of the present invention, the vent line of additive container can assemble at its top and be used for visually indicating the device that had the state of filling to the operator when filling with the additive-treated oil EO through charging line.
These devices can by, the float that for example is arranged in the vent line is formed, and fills with additive and has when overflowing this pipeline dangerous whenever additive container, this float always is elevated to the suitable for reading of this pipeline.
In addition, if user (i.e. the people that additive container is annotated) can see additive container, so described container can be transparent or semi-translucent and/or comprise a kind of level meter (liquid level ruler) system.
In a kind of of above-mentioned additive container or other various specific embodiment, described additive container can advantageously interrelate with gauging device, and the outlet of this gauging device is communicated with main oil tank.Such device can be made up of the various measuring systems of having known itself.The non-limiting example of such system is: electromagnetic valve, its opening and closing are controlled by the engine management computers of vehicle, it is inserted in the conduit, and this conduit leaves the bottom of main oil tank and allows a certain amount of dosing agent by gravity for the treatment of to flow naturally; Or measuring pump, its electrical motor by same computer control starts, and this measuring pump outputs to additive stream the fuel injector on the tank wall that is positioned at main oil tank.Preferably, this measuring system is made up of filling pump, as the filling pump described at the applicant's patent application FR 0320880.8, and the content of this application is incorporated among the application as a reference with way of reference.
This measuring system can directly be positioned on the additive container, preferably in its underpart, or measuring system can be fixed on the auxiliary support plate (it is fixed on the container), perhaps be fixed on and be used for supplying with on any other parts of fuel oil system of described fuel oil to driving engine, and fastening by clamping, weld or bond to this (container) body and reach this purpose.For example, this fixing operation can carried out under the volume of filler pipe, on the duct wall of higher position (near top), draining out in the assembly on the wall of a container or at fuel oil.
At last, additive container preferred fit according to the present invention has at least two pipelines, and one is used for filling, and another is used for ventilation, and latter's preferred fit has pressure/negative pressure safety (insurance) system.The air (pressure security) that exists in the container is especially extracted in the effect of this system out during annotating, and replaces the additive volume (negative pressure safety) that consumes gradually during vehicle operating with air.Advantageously, this system comprises a valve, its only more than the setting pressure threshold value (for example greater than 120 millibars) open so that prevent undesirable the entering of any additives leakage and liquid, dust etc.
The invention still further relates to a kind of method that is equipped with the filler pipe of the additive container that is used for fuel oil system of making, this container is made of plastic, wherein, in first step, utilization is selected from the extrusion-blown modling technology of parison and the injection welding technique of housing, at first molded enclosed plastic casing, then in second step, this housing is assembled or is connected on the Main Tank Injection pipe, wherein, the extrusion-blown modling of first step by parison is shaped and carries out, this parison also is used for preparing described filler pipe simultaneously with this additive container, and second step undertaken by following: directly when the demoulding, described plastics are coupled together, and do not need other device to be used for described additive container is fixed on the described filler pipe.
In the method, the term of use has identical implication with those at the term that preceding is used to describe additive container.
The result of the inventive method has significantly reduced the assembly cost of complexity and oiling tube/additive container.In addition, thereby the impregnability of assembly and intensity improve, and do not influence the ignitability of fuel oil system.
The specific embodiment
The accompanying drawing that below provides is to be used to illustrate the present invention, rather than is used for limiting the scope of the invention.
Fig. 1 to Fig. 3 shows front view (Fig. 1), back view (Fig. 2) and the lateral plan (Fig. 3) of HDPE additive container 1/ oiling tube 2 assemblies that are used for fuel oil system.Device 3 at pipeline 2 tops manifests fuel lid 4, and it closes the hole (not shown) that is used to guide delivery nozzle.Also distinguish the charging line 5 and the vent line 6 that are used for additive container 1, these pipelines are formed in the device 3 at pipeline top.Can see plug with double spark 7 in Fig. 1, it is removed so that expose the aperture of pipeline 5 and 6.
Accompanying drawing among Fig. 4 and Fig. 5 is the additive container 11 of annotating again, and it makes can be easily and cleanly to additive container filling according to the present invention.These container 11 usefulness flexible (flexibility) plastics are made, and they hold the volume of the liquid additive of correct metering, and the volume of this liquid additive is corresponding to the accurate volume of additive container.
In Fig. 4, the unitor (adaptor union) 10 that design is used for being screwed on the top of charging line 5 of additive container 1 allows connection hoses 12, and is connected in the container 11 of annotating again at the other end of flexible pipe.
In Fig. 5, be screwed to unitor (adaptor union) 13 on the top of charging line 5 of additive container 1 equally and directly be fixed on annotate the again top of container 11 of additive.By the wall of the flexible container 11 of annotating again of simple extruding, be responsible for the technician of maintenance vehicle can be easily and the container of will annotating again cleanly in the additive content be transported in the additive container.
Claims (8)
1. filler pipe that is equipped with additive container, described additive container is used for fuel oil system, comprise the sealed type plastic casing, it is characterized in that, described additive container links to each other with the described filler pipe of the main oil tank that is used to annotate, the additive charging line and the vent line of described additive container end at a device, and described device is assembled in the top of described filler pipe, and are positioned at the next door of the guide hole that is used for the fuel oil delivery nozzle.
2. the filler pipe that is equipped with additive container according to claim 1 is characterized in that, described additive container replaces being installed in the venting cavity at described filler pipe top.
3. the filler pipe that is equipped with additive container according to claim 1 is characterized in that, described additive container is provided with near the venting cavity next door that is installed in described filler pipe top.
4. the filler pipe that is equipped with additive container according to claim 1, it is characterized in that, the vent line of described additive container can assemble at its top and to be used for visually indicating the device that had the state of filling to the operator when filling with the additive-treated oil EO by described charging line.
5. the filler pipe that is equipped with additive container according to claim 1 is characterized in that, described container is transparent or semi-translucent and/or comprise a kind of level gauge system.
6. the filler pipe that is equipped with additive container according to claim 1 is characterized in that described additive container is equipped with the additive gauging device, and the outlet of described gauging device is communicated with described main oil tank.
7. the filler pipe that is equipped with additive container according to claim 1 is characterized in that, is equipped with pressure/negative pressure safety system.
8. make a kind of method that is equipped with the filler pipe of the additive container that is used for fuel oil system, described additive container is made of plastic, it is characterized in that, in first step, utilization is selected from the technology of the injection welding of the extrusion-blown modling shaping of parison and housing, at first molded enclosed plastic casing, then in second step, described housing is assembled or is connected on the described filler pipe, wherein, the extrusion-blown modling of first step by parison is shaped and carries out, described parison also is used for preparing described filler pipe simultaneously with described additive container, and second step undertaken by following: directly when the demoulding, described plastics are coupled together, and do not need other device to be used for described additive container is fixed on the described filler pipe.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0305436A FR2854355B1 (en) | 2003-04-30 | 2003-04-30 | ADDITIVE TANK FOR FUEL SYSTEM AND METHOD FOR MANUFACTURING SUCH A TANK |
| FR03/05436 | 2003-04-30 | ||
| FR03/13073 | 2003-11-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1809478A CN1809478A (en) | 2006-07-26 |
| CN100436186C true CN100436186C (en) | 2008-11-26 |
Family
ID=33155624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800170990A Expired - Fee Related CN100436186C (en) | 2003-04-30 | 2004-04-29 | Additive tank for fuel system and production method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100436186C (en) |
| FR (1) | FR2854355B1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2875748B1 (en) | 2004-09-27 | 2006-12-08 | Inergy Automotive Systems Res | METHOD FOR FILLING A RESERVOIR USING AN ASSOCIATED CARTRIDGE-RESERVOIR AND CARTRIDGE |
| FR2879585B1 (en) * | 2004-12-16 | 2010-06-11 | Inergy Automotive Systems Res | RESERVE CARTRIDGE FOR RESERVOIR |
| JP6100207B2 (en) * | 2014-05-23 | 2017-03-22 | 八千代工業株式会社 | Fuel inlet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2699464A1 (en) * | 1992-12-23 | 1994-06-24 | Journee Paul Sa | Device for filtering vapour at opening into vehicle's fuel tank |
| CN1095792A (en) * | 1993-02-23 | 1994-11-30 | 罗纳·布朗克化学公司 | Additive is injected automatically the method and apparatus of automotive oil tank |
| DE10000396A1 (en) * | 2000-01-07 | 2001-07-12 | Volkswagen Ag | System for adding additive to fuel for internal combustion engine has tank for holding solid additive with filler opening cross-section forming part of fuel tank filler cross-section |
| US6263924B1 (en) * | 1998-11-23 | 2001-07-24 | Mobil Oil Corporation | Vehicle engine system additive dispenser |
-
2003
- 2003-04-30 FR FR0305436A patent/FR2854355B1/en not_active Expired - Lifetime
-
2004
- 2004-04-29 CN CNB2004800170990A patent/CN100436186C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2699464A1 (en) * | 1992-12-23 | 1994-06-24 | Journee Paul Sa | Device for filtering vapour at opening into vehicle's fuel tank |
| CN1095792A (en) * | 1993-02-23 | 1994-11-30 | 罗纳·布朗克化学公司 | Additive is injected automatically the method and apparatus of automotive oil tank |
| US6263924B1 (en) * | 1998-11-23 | 2001-07-24 | Mobil Oil Corporation | Vehicle engine system additive dispenser |
| DE10000396A1 (en) * | 2000-01-07 | 2001-07-12 | Volkswagen Ag | System for adding additive to fuel for internal combustion engine has tank for holding solid additive with filler opening cross-section forming part of fuel tank filler cross-section |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1809478A (en) | 2006-07-26 |
| FR2854355A1 (en) | 2004-11-05 |
| FR2854355B1 (en) | 2005-07-08 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder | ||
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Address after: Brussels Patentee after: NERGY AUTOMOTIVE SYSTEMS RESEARCH (SOCIeTe ANONYME) Address before: Brussels Patentee before: INERGY AUTOMOTIVE SYSTEMS RESEARCH (Societe Anonyme) |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20190429 |