CN108883698A - fuel tank - Google Patents

fuel tank Download PDF

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Publication number
CN108883698A
CN108883698A CN201780020066.9A CN201780020066A CN108883698A CN 108883698 A CN108883698 A CN 108883698A CN 201780020066 A CN201780020066 A CN 201780020066A CN 108883698 A CN108883698 A CN 108883698A
Authority
CN
China
Prior art keywords
fuel
insertion piece
container
tank
fuel tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201780020066.9A
Other languages
Chinese (zh)
Inventor
S·奥克米福奈-阿米奇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Scania CV AB
Original Assignee
Scania CV AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Scania CV AB filed Critical Scania CV AB
Publication of CN108883698A publication Critical patent/CN108883698A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B60K15/077—Fuel tanks with means modifying or controlling distribution or motion of fuel, e.g. to prevent noise, surge, splash or fuel starvation
    • 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
    • B60K15/01—Arrangement of fuel conduits
    • 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
    • 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
    • B60K15/06—Fuel tanks characterised by fuel reserve systems
    • B60K15/061—Fuel tanks characterised by fuel reserve systems with level control
    • 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
    • B60K2015/03105—Fuel tanks with supplementary interior tanks inside the fuel tank
    • 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
    • B60K2015/03111—Swirl pots
    • 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
    • B60K2015/0321—Fuel tanks characterised by special sensors, the mounting thereof
    • B60K2015/03217—Fuel level sensors
    • 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
    • B60K2015/03236—Fuel tanks characterised by special filters, the mounting thereof
    • 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
    • B60K2015/03256—Fuel tanks characterised by special valves, the mounting thereof
    • B60K2015/03289—Float valves; Floats therefor
    • 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
    • B60K2015/0458—Details of the tank inlet
    • B60K2015/0496—Details of the tank inlet the fuel inlet being arranged on the top of the fuel tank
    • 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
    • B60K15/06—Fuel tanks characterised by fuel reserve systems
    • B60K15/061—Fuel tanks characterised by fuel reserve systems with level control
    • B60K2015/062—Arrangement for filling the fuel reserve systems
    • 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
    • B60K15/077—Fuel tanks with means modifying or controlling distribution or motion of fuel, e.g. to prevent noise, surge, splash or fuel starvation
    • B60K2015/0772—Floats in the fuel tank
    • 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
    • B60K15/077—Fuel tanks with means modifying or controlling distribution or motion of fuel, e.g. to prevent noise, surge, splash or fuel starvation
    • B60K2015/0777—Fuel tanks with means modifying or controlling distribution or motion of fuel, e.g. to prevent noise, surge, splash or fuel starvation in-tank reservoirs or baffles integrally manufactured with the fuel Tank
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/14—Trucks; Load vehicles, Busses

Landscapes

  • 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

A kind of fuel tank for wheeled motor vehicle, including being configured to accommodate the container (3) of fuel, it is received the insertion piece (4) of the bottom section for extending to container with the top access hole (6) of filling fuels tank in a reservoir and from container, and draws entrance (17) with fuel in a reservoir fuel to be pumped to the fuel feeding duct (16) of the engine of vehicle by pipeline.Fuel draws the inside that entrance is arranged in insertion piece in the bottom section of container.Float valve (18) is disposed with valve body, the fuel that the valve body is configured to close pipeline in the bottom position of the float of float valve draws the filter of the opening in the bottom that entrance passes through covering insertion piece to the connection of the inside of container, and the connection is opened when float is promoted by fuel.

Description

Fuel tank
Technical field
The present invention relates to a kind of fuel tanks for wheeled motor vehicle, including：
Container is configured to accommodate fuel,
Insertion piece is received in a reservoir and from container for being extended with the top access hole of filling fuels tank To the bottom section of container, and
There is fuel feeding duct fuel in the above-described container to draw entrance so that fuel to be pumped to by pipeline The engine of vehicle.
The present invention is not limited to the fuel tanks of the wheeled motor vehicle for any specific type, although it in particular to has The heavy motor vehicles of large-scale fuel tank, such as bus and truck, the large size fuel tank can accommodate 100 liters when filling Or more fuel, this is will to discuss that the present invention be not intended to limit the present invention to illustrate the present invention mainly for that application below The reason of.
In addition, the present invention is covered for accommodating any fuel tank for being contemplated that fuel, but it is particularly to use for accommodating In the fuel tank of the fuel (such as diesel oil) of compression ignition engine.
Due to being especially diesel engine to the sensibility of the dirt in its fuel system and especially air, the fuel Entrance is drawn to be predominantly located in above the bottom of fuel tank container at reasonable height, to ensure that the entrance is always covered by fuel Lid, from regardless of the appearance on ground locating for vehicle how, all can enter fuel feeding duct without air.It is this to be used for weight The fuel tank of type motor vehicles has sizable volume, and usually stretches on the direction parallel with ground locating for vehicle It is long, it means that since the fuel draws the desired height of the position of entrance, considerable volume of fuel will be unavailable, that is, fires Batch can will accommodate high useless volume.This in turn mean in the production line it is initial filling for need it is a considerable amount of Fuel, this is equivalent to high cost for manufacturer.
Background technique
US2014/0075732A1 discloses a kind of fuel tank of type limited in introduction, with the insertion Part, but wherein still without solving the problems, such as that the useless volume is high.
Summary of the invention
The object of the present invention is to provide the fuel tanks that type is limited in a kind of introduction, at least in some aspects relative to This fuel tank known is improved.
The purpose passes through according to the present invention provides this of the feature listed in the characteristic with appended claims 1 Fuel tank and obtain.
By arrangement float valve to control the fuel that the fuel of fuel feeding duct is drawn entrance and can be passed through by fuel The connection of permeable filter draws entrance to enter the fuel, which draws the bottom that entrance can be arranged in container In region, while still assuring that no dirt will enter fuel feeding duct and especially no air enters fuel supply Pipeline, regardless of how many fuel in the gradient of the motor vehicles and the gradient of fuel tank and the tank, because when not When having fuel to be present in around the float of float valve, which, which will sink down into the bottom position and close fuel, draws entrance To the connection of the inside of container.This means that the volume of fuel tank can substantially reduce, and initially filled out at production line Filling required fuel quantity will also substantially reduce, to save cost for manufacturer.The useless volume reduced also means that vehicle can be with The longer distance than in the past is driven after filling.
Embodiment according to the present invention, float valve are arranged in inside the insertion piece, and the bottom opening of insertion piece is matched It is set to the insertion piece volume for allowing fuel to enter by the first fuel-permeable filter around the float valve.This means that float valve It can open to the connection of fuel feeding duct, as long as fuel is present in the bottom of container in the region of the insertion piece It is upper.
Another embodiment according to the present invention, insertion piece are configured with multiple through-holes in its wall, which limits insertion Internal capacity of the part relative to surrounding container volume, and the bottom section of container is extended to from the top access hole, so as to Allow the fuel in container to flow through the through-hole to enter in insertion piece.Insertion piece can be thus certain into the container when presenting With filling fuels when horizontal.
According to the another embodiment of the present invention further developed for constituting above embodiment, float valve is arranged in insertion Inside part, and the second fuel-permeable filter is arranged in above float valve, so that the filter must pass through the influence of gravity And passed through by fuel, to allow to enter by the through-hole insertion piece volume that the fuel arrival of insertion piece surrounds the float valve. Therefore ensure that the dirt in fuel will not reach float valve, because the dirt or the first fuel of process can seep in order to reach float valve Through filter or pass through the second permeable filter.
Another embodiment according to the present invention, fuel tank include fuel reserve tank, which is arranged in described Inside insertion piece and towards the access hole upward opening of container, so as to when by access hole with filling fuels fuel tank By filling fuels, fuel reserve tank is configured with for fuel spill to be come out to the flow structure in the container, so as to when with Certain fuel level is obtained when filling fuels fuel tank inside fuel reserve tank, and the bottom section of fuel reserve tank is matched It is equipped with outlet, which draws entrance downstream connection to the fuel in the fuel of the fuel feeding duct by valve and supply Pipeline is present in the pipeline at its upstream and is shut off as long as the valve is configured to fuel, and do not have inside the pipeline It is opened when fuel, so that fuel is discharged from fuel reserve tank when this thing happens.Fuel draws entrance and utilizes itself and float valve The combination of arrangement of arrangement and the fuel reserve tank of the cooperation in the bottom section of container will will lead to can be reliable It is any into risk slack unintentionally that ground drives vehicle may be not present, even if only leaving a small amount of fuel in fuel tank, because It will be taken out as early as possible from fuel reserve tank for fuel, will be unable to draw entrance taking-up fuel from container by fuel, and fire Material conservation tank then will be also filled to the level of the flow structure.Therefore, very important fuel quantity is still present in combustion In the container of batch can, and vehicle on steep hills slope up and down traveling, and float valve will close fuel will be quickly from combustion Expect conservation tank take out, until road flatten and the fuel will again from container take out.This means that vehicle can be reliable Driving, if there are fuel in fuel reserve tank, and therefore vehicle can be driven in fuel tank leave very low amount combustion The point of material.
Another embodiment according to the present invention, the valve in the connection of fuel reserve tank to fuel feeding duct are Pressure relief valve is configured to occur inside the pipeline opening when negative pressure.Pressure relief valve is arranged to floating when float valve Control fuel constitutes from the discharge of fuel reserve tank and is achieved as desired by the simple and reliable of this discharge when around sub without fuel Mode.
Another embodiment according to the present invention, fuel tank are configured to indicate that the dress of the fuel quantity in fuel tank It sets, and these devices include that measurement fuel reserve tank is filled horizontal component.When there is no fuel to stay in a reservoir, it will Start the emptying of fuel reserve tank in principle, and the component for measuring the fuel level in fuel reserve tank will be thus with high-precision Degree instruction stays in the fuel quantity in fuel tank, allows vehicle driver to know that vehicle travels and how far consumes without any fuel Most risk.
Another embodiment according to the present invention, the insertion piece are configured to receive the top access hole for passing through container Into the fuel return line of fuel tank, to guide the fuel from the fuel return line to enter fuel reserve tank.Thus Ensure that fuel reserve tank keeps filling, at the time of staying in the container of fuel tank almost without fuel.
Another embodiment according to the present invention, fuel tank include being configured to the insertion piece in the area of the access hole The component of container is removably fixed in domain, and insertion piece and the access hole are configured to allow for insertion piece to go out described in Enter hole to remove from fuel tank.This means that insertion piece can be removed from fuel tank to carry out the maintenance of the insertion piece or maintenance or more It changes, improves the maintainability of fuel tank.In addition, such fixation of insertion piece avoids welding, so that the fastening of insertion piece It can be realized by allowing to manufacture the means of insertion piece by light material.
Another embodiment according to the present invention, fuel tank are configured to connect to compression ignition engine and accommodate for example Diesel oil is as fuel.Fuel tank according to the present invention in the fuel system of this engine particularly suitable for using, the fuel system It unites very sensitive into fuel system for air penetration.
Another embodiment according to the present invention, fuel tank have so as to accommodate the appearance of the fuel more than 100 liters Product, and it is configured to be arranged in wheeled heavy-duty motor vehicles, such as truck or bus.The combustion designed according to the present invention Batch can substantially reduce useless volume relative to known this fuel tank in this embodiment.
Another embodiment according to the present invention, the container has matches when the vehicle is arranged on level ground Horizontal side is set to reach up to and the size more than 300mm, 500mm, 1000mm, 1500mm or 1800mm.With this A large amount of fuel that the fuel tank of extension will may require that in fuel tank, to ensure the fuel when vehicle is stood on precipitous road At least half of bottom of tank is covered by fuel, and this fuel tank that the useless volume is designed according to the present invention is shown It writes and reduces.
The invention further relates to a kind of wheeled motor vehicles configured with fuel tank according to the present invention.
Other advantages of the invention and favorable characteristics will be evident from the following description out.
Detailed description of the invention
With reference to attached drawing, here is the specific descriptions as the embodiment of the present invention of example reference.
In the accompanying drawings：
Fig. 1 is the schematic diagram for showing the fuel tank of embodiment according to the present invention, and
Fig. 2 is arranged on the enlarged view of the float valve in fuel tank shown in Fig. 1.
Specific embodiment
Fig. 1 schematically shows the fuel tank 1 for wheeled motor vehicle 2 of embodiment according to the present invention.Fuel tank Including being configured to provide the container 3 and insertion piece 4 of the main volume of the fuel of fuel tank, the insertion piece container for Component 5 is fixed at the access hole 6 of filling fuels container and is removably fastened to container 3, and insertion piece is passed through into the access hole 6 It is inserted into and removes the insertion piece from container by the hole.
Insertion piece 4 extends to the bottom section 7 of container when being fixed to container from top access hole 6.Insertion piece is in its wall 9 In be configured with multiple through-holes 8, the through-hole 8 limits internal capacity 10 of the insertion piece relative to surrounding container volume 11, and from Top access hole 6 extends to the bottom section of container, to allow the fuel in container to flow to insertion piece by this some holes 8 In.
Insertion piece has bottom 12, which is arranged in 13 side of bottom of container and is configured with can be seeped by the first fuel Through the opening 14 that filter 15 covers, so that fuel passes through the filter from below and enters insertion piece.
Fuel feeding duct 16 for supplying fuel to the engine of vehicle has the bottom section in the insertion piece In be located in fuel inside insertion piece and draw entrance 17.The entrance 17 is connected to float valve 18 (referring now also to Fig. 2), the float valve With float 19, which is promoted by the fuel for surrounding it inside insertion piece, so as to poppet body 20 and opens fuel suction Taking mouth 17 is allowed fuel to by the filter and is entered in fuel channel to the connection of the filter 15.When When not having fuel to promote float 19, the float and valve body 20 will be in bottom position, and in the bottom position, valve body 20 closes combustion Material draws entrance 17 and passes through the connection inside filter 15 to container.
Second fuel-permeable filter 30 is arranged in 18 top of float valve, so that the filter must pass through the influence of gravity And passed through by fuel, to allow through hole 8 to enter insertion piece volume of the fuel arrival around float valve of insertion piece.Second fuel Permeable filter is arranged at level more lower than the lowest part of the through-hole 8.
Fuel reserve tank 21 for example can be according to vessel volume and with the volume that 15-100 rises, fuel reserve tank arrangement It opens up in 4 inside of insertion piece and towards the access hole of container 6, to be filled out when with filling fuels fuel tank by fuel It fills.Fuel reserve tank is configured with for fuel spill to be come out to the flow structure 22 in container, is fired to work as with filling fuels Certain fuel level is obtained when batch can inside fuel reserve tank.The bottom section 23 of fuel reserve tank 21 is configured with outlet 24, the outlet by pressure relief valve 25 the fuel feeding duct 17 downstream connection of fuel supply inlet to fuel feed pipe Road 16, as long as the pressure relief valve is configured to fuel and (draws entrance 17 closer to the fuel for being connected to float valve 18) at its upstream It is present in pipeline 16 and is shut off.Opening when pressure relief valve 25 is configured to that a degree of negative pressure occurs inside pipeline 16, So that fuel is discharged from fuel reserve tank when this thing happens, such case, which will be pumped in fuel by pipeline 16, starts Occur when machine, and float valve will be closed in emptying receptacles.
Fuel return line 26 enters fuel tank by the top access hole 6 of container, to guide the fuel from the pipeline Into fuel reserve tank.The device for the fuel quantity being configured to indicate that in fuel tank includes component 27, which measures fuel reserve Tank is filled level so that associated information is sent to the visible display 28 of vehicle driver.Almost only hold in fuel tank It receives before being present in the fuel in fuel reserve tank, the level of the fuel surface in fuel reserve tank will not start to overflow from described Flow horizontal sinks, and component 27 is allowed to provide the reliable instruction for staying in the fuel quantity in fuel tank, for calculating necessary Refill fuel tank vehicle in front can still travel how far.
The present invention is never limited to above embodiment certainly, because for those skilled in the art a possibility that many modifications For be it is obvious, without deviateing the scope of the present invention defined in the appended claims.
Valve in the connection of fuel reserve tank to fuel feeding duct can be different from above embodiment another One seed type is such as opened or closed based on from the information for being arranged to the sensor of fuel level around detection float valve to control Electrically-controlled valve.

Claims (12)

1. a kind of fuel tank for wheeled motor vehicle, including：
Container (3) is configured to accommodate fuel,
Insertion piece (4) is received the bottom section that container is extended in a reservoir and from the top access hole (6) of container (7), and
Fuel feeding duct (16) there is fuel in the above-described container to draw entrance (17), for fuel to be passed through pipe Road is pumped to the engine of vehicle,
The fuel of the pipeline (16) is drawn entrance (17) and is arranged in the insertion piece (4) in the bottom section of container Portion, insertion piece have bottom (12), the bottom have the opening (14) that is covered by the first fuel-permeable filter (15) with So that fuel is passed through the filter from below and enter insertion piece, float valve (18) is disposed with valve body (20), and the valve body is configured to The fuel that the pipeline is closed in the bottom position of the float (19) of float valve (18) draws entrance (17) and passes through the filter (15) the extremely connection of the inside of the container, and float valve is configured to the combustion by promoting the float from the bottom position Entrance is drawn come the fuel of opening conduits (16) in the position that the connection is opened in the presence of material and reaching by valve body (17) to the connection of the inside of container, for drawing fuel by the bottom (12) of insertion piece (4), which is characterized in that the combustion Batch can includes the fuel reserve for being arranged in the insertion piece (4) inside and the access hole (6) upward opening towards container Tank (21), tank will be by the access holes (6) with filling fuels, so as to quilt when by the access hole with filling fuels fuel tank Filling fuels, fuel reserve tank is configured with the flow structure (22) for coming out to fuel spill in the container, to work as The bottom of certain fuel level and fuel reserve tank is obtained when filling fuels fuel tank inside fuel reserve tank (21) Entrance is drawn configured with outlet (24), the fuel of the outlet by valve (25) in the fuel feeding duct in region (23) (17) downstream connection is to the fuel feeding duct (16), as long as the valve is configured to fuel and exists in the upstream of the pipeline Opening when being shut off in the pipeline, and occurring inside the pipeline (16) without fuel, so that this feelings are occurring Fuel is discharged from fuel reserve tank (21) when condition.
2. fuel tank according to claim 1, which is characterized in that float valve (18) is arranged in the insertion piece (4) inside, and And the bottom opening (14) of insertion piece is configured to allow for fuel to enter by the first fuel-permeable filter (15) around described The insertion piece volume of float valve.
3. fuel tank according to claim 1 or 2, which is characterized in that insertion piece (4) is in Qi Bi (9) configured with multiple Through-hole (8), the through-hole limit insertion piece relative to the internal capacity (10) of surrounding container volume (11) and from the top Access hole (6) extends to the bottom section (7) of container, to allow the fuel in container to pass through the flow therethrough to insertion piece In.
4. fuel tank according to claim 3, which is characterized in that float valve (18) is arranged in inside insertion piece (4), and the Two fuel-permeable filters (30) are arranged in above float valve, so that the filter must be led to by the influence of gravity by fuel It crosses, to allow the fuel for entering insertion piece by the through-hole (8) to reach the insertion piece volume around the float valve.
5. fuel tank according to any one of the preceding claims, which is characterized in that in fuel reserve tank (21) to fuel The valve (25) in the connection of service (16) is pressure relief valve, when being configured to occur inside the pipeline negative pressure It opens.
6. fuel tank according to any one of the preceding claims, which is characterized in that the fuel tank is configured to Indicate the device of the fuel quantity in fuel tank, and these devices include that measurement fuel reserve tank (21) is filled horizontal component (27)。
7. fuel tank according to any one of the preceding claims, which is characterized in that the insertion piece (4) is configured to receive Enter the fuel return line (26) of fuel tank by the top access hole (6) of container, is returned with guidance from the fuel The fuel of return line enters fuel reserve tank (21).
8. fuel tank according to any one of the preceding claims, which is characterized in that the fuel tank includes being configured to The insertion piece (4) is removably fastened to the component (5) of container in the region of the access hole (6), and insertion piece and The access hole is configured to allow for insertion piece (4) to remove by the access hole (6) from fuel tank.
9. fuel tank according to any one of the preceding claims, which is characterized in that the fuel tank is configured to connect to Compression ignition engine and accommodate such as diesel oil as fuel.
10. fuel tank according to any one of the preceding claims, which is characterized in that the fuel tank, which has, to be enabled it to Enough volumes for accommodating the fuel more than 100 liters, and the fuel tank is configured to be arranged in wheeled heavy-duty motor vehicles, such as In truck or bus.
11. fuel tank according to any one of the preceding claims, which is characterized in that the container (31) has working as State be configured to when vehicle is arranged on level ground horizontal side reach up to and more than 300mm, 500mm, 1000mm, The length dimension of 1500mm or 1800mm.
12. a kind of wheeled motor vehicle, especially wheeled heavy-duty motor vehicles, such as truck or lorry or bus, special Sign is that the wheeled motor vehicle is configured with fuel tank described in any one of -11 according to claim 1.
CN201780020066.9A 2016-04-04 2017-03-14 fuel tank Pending CN108883698A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1650445A SE539790C2 (en) 2016-04-04 2016-04-04 A fuel tank
SE1650445-8 2016-04-04
PCT/SE2017/050245 WO2017176187A1 (en) 2016-04-04 2017-03-14 A fuel tank

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CN108883698A true CN108883698A (en) 2018-11-23

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EP (1) EP3439906A4 (en)
KR (1) KR20180121612A (en)
CN (1) CN108883698A (en)
BR (1) BR112018068792A2 (en)
SE (1) SE539790C2 (en)
WO (1) WO2017176187A1 (en)

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DE8712472U1 (en) * 1987-09-15 1989-01-12 Robert Bosch Gmbh, 7000 Stuttgart Device for pumping fuel from a storage tank to the internal combustion engine of a motor vehicle
US4974570A (en) * 1989-05-05 1990-12-04 Carter Automotive Company, Inc. Fuel supply module
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US6002328A (en) * 1996-03-15 1999-12-14 Vdo Adolf Schindling Ag Tank display system and method for determining the remaining volume in a tank

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DE3730930A1 (en) * 1987-09-15 1989-03-23 Bosch Gmbh Robert Device for the feed of fuel from a storage tank to the internal combustion engine of a motor vehicle
US5110265A (en) * 1991-01-16 1992-05-05 Aisan Kogyo Kabushiki Kaisha Fuel pump
US5363827A (en) * 1993-10-14 1994-11-15 Carter Automotive Company, Inc. Fuel pump assembly
US5724947A (en) * 1997-03-13 1998-03-10 Om Corporation Fuel pump unit
GB2472181B (en) * 2009-05-26 2014-06-25 Fuel Active Ltd Float device

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
DE8712472U1 (en) * 1987-09-15 1989-01-12 Robert Bosch Gmbh, 7000 Stuttgart Device for pumping fuel from a storage tank to the internal combustion engine of a motor vehicle
US4974570A (en) * 1989-05-05 1990-12-04 Carter Automotive Company, Inc. Fuel supply module
US5201298A (en) * 1991-12-27 1993-04-13 Paccar Inc. Combination sending unit and fuel draw automatic shutoff valve
US6002328A (en) * 1996-03-15 1999-12-14 Vdo Adolf Schindling Ag Tank display system and method for determining the remaining volume in a tank
US5983932A (en) * 1997-10-29 1999-11-16 General Motors Corporation Dual tank fuel system

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SE1650445A1 (en) 2017-10-05
EP3439906A1 (en) 2019-02-13
WO2017176187A1 (en) 2017-10-12
KR20180121612A (en) 2018-11-07
BR112018068792A2 (en) 2019-01-22
SE539790C2 (en) 2017-11-28
EP3439906A4 (en) 2019-12-11

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Application publication date: 20181123