CN102947557A - Oil sump intended to be fixed to an engine block - Google Patents
Oil sump intended to be fixed to an engine block Download PDFInfo
- Publication number
- CN102947557A CN102947557A CN2011800289571A CN201180028957A CN102947557A CN 102947557 A CN102947557 A CN 102947557A CN 2011800289571 A CN2011800289571 A CN 2011800289571A CN 201180028957 A CN201180028957 A CN 201180028957A CN 102947557 A CN102947557 A CN 102947557A
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- Prior art keywords
- sump
- lower case
- filter
- oil
- upper case
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0008—Oilsumps with means for reducing vibrations
- F01M2011/0012—Oilsumps with means for reducing vibrations with acoustic insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/002—Oilsumps with means for improving the stiffness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0029—Oilsumps with oil filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0033—Oilsumps with special means for guiding the return of oil into the sump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/005—Oilsumps with special anti-turbulence means, e.g. anti-foaming means or intermediate plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0066—Oilsumps with passages in the wall, e.g. for axles or fluid passages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/007—Oil pickup tube to oil pump, e.g. strainer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0087—Sump being made of different parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0091—Oilsumps characterised by used materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Filtration Of Liquid (AREA)
Abstract
The sump comprises: a lower shell (2) comprising an element that forms a lower portion (20) of a suction strainer, the lower shell and the said element being produced as a single piece by moulding or by casting; an upper shell (1) comprising an element forming an upper portion (21) of the suction strainer, and a wall forming an anti-emulsion plate (15), the upper shell, the said element and the anti-emulsion plate being produced as a single piece by moulding or by casting. The shells are assembled with one another in a fluid tight fashion to form a rigid casing, the lower portion and the upper portion of the suction strainer being, when the shells are assembled, assembled with one another with a grating (3) interposed between them so as to form a suction strainer that allows oil to be drawn up towards the engine.
Description
Technical field
The present invention relates to a kind of sump of the engine body be used to being fixed on internal-combustion engine.
Background technique
The main purpose of sump is to collect the oil that is used for lubricated all rotations or translation mechanical part (such as camshaft, valve rod, crankshaft bearing, piston/cylinder surface of contact, piston/connecting rod surface of contact, bent axle/connecting rod surface of contact etc.).Described sump promotes oil to a plurality of parts to be lubricated, described oil falls into to sump by at least one loop (according to circumstances, returning by natural flow or guiding) then.
Usually, sump comprises the lower case that is installed in the engine body below.Such sump holds filter in the section space within it, makes it possible to stop the solid matter that is contained in the oil, so that it can not arrive the suction opening of pump; Also hold the emulsion resistance plate, be used for preventing or limit the movement of oil in sump, the particularly movement of oil on the Free Surface of oil.
The equipment of known machine oil box comprises a plurality of assemblies of the oil-way system of describing among the patent EP1276974B1.According to this patent, described sump is comprised of the lower case that the mold of reinforcing thermoplastic material forms, and has inside and outside reinforcing rib, and at least one vertical separator and a transverse separator that sump is strengthened.As the inserts of emulsion resistance plate, attached and be pressed on the described separator at rigging position.In addition, described sump comprises the oil pump that promotes line parallel with oil.A shortcoming of this sump is high cost, and is special because additional vertical and horizontal separator.In addition, the bottom that oil pump is incorporated in sump increases in the volume of sump.If during the downward translation of motor, this last shortcoming has limited the increase in ground Clearance and/or cover gap greatly.
With identical in many alternative documents, known among the patent EP0358895A2, a kind of sump that comprises oil purifier has been described, described oil purifier freely is arranged on the position apart from the oil-tank bottom intended distance, can aspirate oil.The major defect of described such sump is that filter may be capped and stop the circulation of oil, thereby causes power failure in case when the sump of filter is subject to great impact.
Summary of the invention
The objective of the invention is to address the aforementioned drawbacks.
For this reason, the present invention relates to a kind of sump, be designed for and be fixed to engine body, described engine body comprises lower case, filter and emulsion resistance plate, wherein said lower case comprises the element that forms the filter bottom, described lower case and described element are made discrete component by molding or casting, described sump further comprises upper case, described upper case comprises the element that forms filter top and the wall that forms the emulsion resistance plate, and described upper case, described element and emulsion resistance plate are made discrete component by molding or casting.Described shell assembles to form rigid casing with seal form each other, and when shell was assembled, grid with the seal form assembling, was inserted each other in the described bottom of filter and top between described bottom and top, allows oil to the filter of motor suction to form.
Therefore, the invention provides a kind of is the sump of being made by two individual components that assemble each other in essence, and with integral body is not that attached mode comprises filter and emulsion resistance plate.On the one hand, make the bottom of lower case and filter, on the other hand, the top of upper case, filter and emulsion resistance plate are manufactured single parts to strengthen sump and can form the stereochemical structure of lower engine assembly.
In order to obtain to have the sump of necessary hardness, therefore there is no need to arrange inner reinforcing element.Therefore the present invention can reduce the manufacture cost of this sump of relative prior art.
One of them advantage of the present invention has been to use oil purifier as the reinforcing element (described axle Z is pivotal axis, axle X and Y definition horizontal plane) along three axle X, Y and Z.Described reinforcing element is whole but not attached, can solve the creep of material, particularly when it comprises thermoplastic material (axle Z) directly and for good and all contacts with a certain amount of oil that is subject to high temperature (approximately continuous 110 ℃ are up to 160 ℃), vibrations and acceleration.This reinforcement all occurs in the global level face (X, Y) of the reinforcement flange of closing on engine body, and guarantees the overall vertical plane of described plane and oil-tank bottom.In case described plastic material is used, can abandon in the matrix of thermoplastic material, using continuous glass-fiber, thermoplastic material is polyamide 6 or polyamide 6-6 or the fastening additional reinforcing element of bridge type for example normally, or as describing among the invention EP1276974B1, can not add vertically and/or transverse separator.
Advantageously, described lower case comprises diapire and peripheral wall, and the bottom of described filter projects upwards from described diapire, and described upper case comprises top wall and peripheral wall, and the top of described filter is outstanding downwards from described top wall.Described lower case and upper case are in its peripheral assembling, and the bottom of described filter and top are also in its peripheral assembling.
Therefore, can understand, described bottom and upper case have the peripheral edge of complementary shape, and in addition, the bottom of described filter and top also have the peripheral edge of complementary shape.Because the present invention, the bottom of described filter and top participate in optimum centering between two housings.
According to a possible embodiment, the bottom of described filter comprises that by the outstanding hollow feet of the diapire of lower case, described leg has at least one and approaches recess that described diapire forms, and with permission oil is pumped into described leg from the internal capacity of lower case.
Can calibrate the suction of the oil in the filter like this, and guarantee the not constant oil suction space of any obstruction risk of tool.In fact, bottom and the lower case of filter are molded as integral body, and it is constant that the height of described recess keeps, even impact the diapire of lower case and the leg of filter bottom because it may cause moving up when the lower case below produces.Described sump or lower engine module can obtain indisputable and unprecedented advantage just as described: can simplify the tolerance interval between the plane of inlet of the bottom of dimensional chain and controller fuel tank internal surface or sump and filter.And the present invention can reduce the risk of air inlet between described oil pump and described filter greatly.
The bottom of described filter comprises for example passage, and open its middle and upper part, supported by two two outstanding from the diapire of lower case legs, at least one leg be hollow and be provided for allowing the internal capacity of oil from lower case aspirated to described passage.
In addition, the top of described filter can comprise the passage of the top wall that is formed on described upper case, described passage is opened downwards and is appeared by the outside of an opening to sump, described opening be formed in the described top wall and by the roughly cylindrical portion that forms filter outlet around.The filter outlet of integrating with described upper case can guarantee the centering with respect to the described sump of engine body.
Advantageously, described upper case comprises top wall and peripheral wall, and described top wall consists of the emulsion resistance plate.Therefore described emulsion resistance plate forms integral body with upper case.
Can arrange: lower case is provided with flank at its outer surface, and guiding rib for example is used for strengthening sump and the absorption energy that breaks by described flank under bump.
Typically, described upper case has top wall, and described top wall has a plurality of perforation of placing outside, therefore so that can described sump be fixed to engine body by the insert-seal circle.For example, described top wall has the groove that holds seal arrangement in the periphery, and described seal arrangement can be guaranteed the sealing between described sump and the engine body.
Described sump also comprises sound insulation and/or the shock-absorbing parts that are assemblied in described sump below, for example the securing means by cooperating with at least one outer surface of the lower case of described sump.
Can also arrange:
-hold the shell of oil meter and/or electronic oil level prober, be installed on upper case or the lower case;
-be used for the shell of oil purifier, be formed on upper case or the lower case, to hold oil purifier;
-and/or securing means, be formed on upper case or the lower case, to hold oil radiator.
Sump according to the present invention or lower engine module have advantages of such, can produce in the bottom of sump the shape of complete undercutting, thereby save certain transverse volume, and can reduce vertical volume.The direct result of this advantage is: if motor is downward translation (to solve dull problem of impacting), ground Clearance and/or cover gap can increase.
In addition, when sump according to the present invention is made of plastics, allows the height of function to integrate, thereby produce with respect to the economic benefits of aluminium sump and the improvement of technical service:
-economic iso-function income;
-saving in weight;
-increase the ground Clearance and/or cover the gap;
-save oily volume, make it possible to increase maintenance intervals;
-improve the oil meter face that contacts with air, allow quickly exhaust;
-sound insulation income;
The engine scuffing that-reduction cold start-up causes.In fact, described plastics machine fuel tank thermal insulation and allow faster oil temperature to increase more;
Installation time and the logistics of-improvement in enginepiston;
The new possibility of-integration function (oil filtration, oil radiator etc. and relevant working of plastics).
Description of drawings
Other features and advantages of the present invention will show in following detailed description, can be with reference to the accompanying drawings, wherein:
Fig. 1 is the diagram stereogram according to the sump of first embodiment of the invention, and upper case and the lower case of described sump are assembled together, and described sump also has sound insulation and/or shock-absorbing parts,
Fig. 2 is the stereogram of the sump of Fig. 1, and the upper case of described sump separates with lower case,
Fig. 3 is the longitudinal cross-section figure of the sump of Fig. 1, and described two housings assemble, and show the interior section of described sump and filter,
Fig. 4 is the lateral cross figure (along the A plane of Fig. 3) of the sump of Fig. 1, shows first oil duct of locating towards the bottom of sump by the opening of emulsion resistance plate,
Fig. 5 is the lateral cross figure (along the B plane of Fig. 3) of the sump of Fig. 1, shows second oil duct of locating towards the bottom of sump by the opening of emulsion resistance plate,
Fig. 6 is the blast longitudinal cross-section view of the sump of Fig. 1, and it is used for being fixed to the below of engine body,
Fig. 7 is the stereogram of sump according to a second embodiment of the present invention, and upper case and the lower case of described sump are assembled, and described sump also comprises the fixing reinforcing portion in part that allows gear-box, originally illustrates the position of oil purifier and oil radiator,
Fig. 8 is the top plan view of upper case of the sump of Fig. 7, schematically show can be with oil from oil pump through oil purifier and the oil radiator pipeline to the motor guiding,
Fig. 9 is the stereogram of the sump of a third embodiment in accordance with the invention, shows oil purifier and allows the position of the fixing reinforcing portion in the part of gear-box,
Figure 10 is the stereogram of the sump of a fourth embodiment in accordance with the invention, and upper case and the lower case of described sump are not assembled, and described sump has been made additional transverse volume.
Embodiment
Fig. 1 shows lower engine module or the sump module 100 that is assembled together and is formed by upper case 1 and lower case 2 without limitation.Described sump 100 is designed to be fixed in the engine body 24 of I. C. engine, as shown in Figure 6.
As shown in Figure 2, axle Z is defined as pivotal axis, described axle X and horizontal plane of axle Y definition.Term " on ", D score, " height ", " low " be used for respect to axle Z.Term " vertically " is used for respect to axle Y, and term " laterally " is used for respect to axle X.Described sump 100 is described in figure in this case.
Described upper case 1 has been integrated a plurality of assemblies, to reach the normal running of equipment.
Described upper case 1 is by being molded as discrete component.For example, can obtain by injected plastic, molding thermoplastic material or molding aluminium.It comprises that top wall 15 forms the emulsion resistance plate 15 with opening 27, and the oil that described opening 27 can realize coming from engine body 24 is shifted to the first passage of the internal capacity of sump 100.Described upper case 1 also comprises from the outstanding peripheral wall 50 in the periphery of top wall 15, such as forming from four peripheral walls of illustrating among the embodiment.Be formed in the emulsion resistance plate 15 and the second oily passage 23 that can extend on the next door of one of described peripheral wall, directly be connected with the bottom of sump 100.
Described upper case 1 also comprises electronic probe 6 and the fixing clamp 7 thereof for position, temperature or the characteristic of informing oil to the instrument panel of launch vehicle, be used for the oil meter 8 of personal monitoring's oil level and its shell 28(as shown in Figure 2), with allow that sump 100 is fixed to engine body 24(and for example fix by the door bolt with screw 12) a plurality of perforation 26 that are positioned at the upper bound of described upper case 1, as shown in Figure 2.Be to guarantee sealing between sump 100 and the engine body 24 in the purpose of the seal arrangement 4 of the upper bound of upper case 1.
On the peripheral wall 50 of upper case 1, be provided with fixed system 17 in each side of described upper case 1, to allow fixedly sound insulation and/or guard block 13.
Described upper case 1 comprises from the downward element on the top 21 of outstanding (that is, at rigging position towards sump 100 in), formation filter or suction filter of top wall 15.The top 21 of described filter comprises the passage of the top wall 15 that is formed at described upper case 1, described passage is opened downwards and is appeared by the outside of an opening to sump 100, described opening be formed in the described top wall 1 and by the roughly column part that forms filter outlet 19 around.Described filter outlet 19 and its seal arrangement 5 can upwards drive oil from sump 100 towards all parts of the lubricated motor of needs, and can when described sump 100 is installed, guarantee sump 100 with respect to engine body 24 centering.
The integral body on the top 21 of the filter of the described upper case 1 that is arranged in sump 100 is especially shown in Fig. 3 and Fig. 6.According to an essential characteristic of the present invention, the top of described emulsion resistance plate 15, described filter 21 and described upper case 1 form only parts.
As shown in Figure 1, described lower case 2 forms single parts by molding.It can pass through injected plastic, molding thermoplastic material or molding aluminium and obtain.It comprises diapire 51 and from the outstanding peripheral wall 52 in the periphery of diapire 51, as shown in the Examples, is formed by four peripheral walls.
Described lower case 2 comprises from diapire 51 and projects upwards (that is, at rigging position in sump 100), forms the element of the bottom 20 of filter.The bottom 20 of described filter comprises the passage 55 of approximate horizontal, and open on wherein said top, supports from diapire 51 outstanding two legs (53,54) by two.Described leg 54 be hollow and have and be formed at the recess 18 that closes on diapire 51, so that allow will be to passage 55 suctions in the internal capacity of the lower case 2 of oil from described leg 54.Described recess 18 can be adjusted, thereby the oil that is controlled in the filter that the assembling by the bottom 20 of filter and top 21 forms aspirates flow velocity.In addition, described recess 18 can be avoided any covering of filter, thereby guarantees constant oily suction space.
According to general features of the present invention, the bottom of described filter 20 and lower case 2 form only parts.
In addition, described lower case 2 the outer surface of its diapire 51 have a series of laterally and/or the rib 16 of longitudinal register, guarantee shatter-resistant and impact.
Described diapire 54 also comprises the opening 29 that allows to discharge used oil.The stopper that covers opening 29 directly or by metal insert is assemblied on the lower case 2.Described stopper can be fixed to lower case or be fixed to described inserts by screw thread or use another program (for example spiral ramp of 1/4th circle types).Described sealing is guaranteed by plane sealing (shaft sealing) or preferred O type circle sealing (radial seal).Described stopper comprises oil drain plug 9 and seal arrangement 11.For example, it can be comprised of three parts, that is, oil drain plug 9, optional inserts 10 and oil drain plug seal arrangement 11, described optional inserts 10 can be with or without screw threads, can become one with lower case or is parts independently, with fixing stopper.
According to a favourable embodiment, described lower case 2 also comprises the wall 60 of inwardly giving prominence to from diapire 54, and its effect is to guarantee to have enough oil levels to prevent air intake to filter at recess 18 places always.Described wall 60(is called anti-floating power wall) special use, the during this period large displacement of oil experience when having large longitudinal acceleration (accelerating or braking) or transverse acceleration (turning left or right-hand rotation).
Described lower case 2 and upper case 1 are assembled together so form shell along the sealing of the free edge of its peripheral wall 52,50.Simultaneously, the bottom 20 of described filter and top 21 are in its peripheral assembling, and filter grid 3 is limited between described bottom 20 and the top 21.The assembling of the assembling of described shell 1,2 and described filter component 20,21 can realize by welding.
The necessary hardness of described sump 100 is to obtain by such fact on the one hand: filter is connected the parts that do not connect with the emulsion resistance plate, but is integrated into shell section 1,2.On the other hand, the filter bottom 20 that is integrated into lower case 2 by assembling makes filter with the filter top 21 that is integrated into upper case 1, and hardness is further improved.
Sound insulation and/or guard block 13 uses fixedly clasp 14 are fixed on lower case 2 belows, and described fixedly clasp 14 links with the fixed system 17 that is formed on the upper case 1.Described parts 13 have multilayer, and for example rubber layer and absorbed layer (foam and/or fiber) are for lower case 2 obtains sound insulation and protection effect.In addition, for actual reason, described parts 13 comprise the opening 30 that allows to discharge used oil (for example between removal period) and be positioned at opening 29 opposites of lower case 2.
Fig. 3 is the longitudinal cross-section view of described sump 100, shows the inside of described sump and filter, can identify between the lower case 2 of sump and upper case 1 and the bottom 20 of filter and the point of contact between the top 21.These point of contact are assembly areas of sump 100.Described assembly area all is positioned at along the peripheral of the lower case 2 of described sump and upper case 1 and along the bottom 20 of described filter and the periphery on top 21.Ideally, as an example, this assembling is finished by welding, and optimal welding is that contactless infrared bonding connects.This welds types can obtain high level turbidity test especially, and this is that the oil circuit of explosive motor is desired.Infrared welding can also be effectively welded at the in-profile of intensifier (peripheral boundary), and this is that the vibrations welding is unallowed, for example, owing to when welding, being difficult to fully near profile.
Fig. 4 and Fig. 5 show the different paths of bottom that the oil that comes from engine body 24 can be directed to by gravity or transportation the lower case 2 of sump 100.
Fig. 4 shows by the passage of the oil of the opening 27 of emulsion resistance plate 15 or path S1, allows oil drop by drop to the flows of the lower case 2 of sump 100.
Equally, Fig. 5 shows the second path S2 or or rather, shows conduit 23, can be with oil from engine body 24 directly to the bottom transportation of the lower case 2 of sump 100.According to a preferred embodiment shown in Fig. 5, described conduit 23 extends until the bottom of the lower case 2 of sump 100 on the next door of the wall of described upper case 1.
According to the motor system, according to the in advance emissions requirements towards the lower case 2 discharging oil of sump, described oil can be followed two path S1, among the S2 one and/or another.Described path S1 is characterized in that the oily free-flow of spraying by the spout that is positioned at the piston bottom representatively as main oily return loop.Described path S2 is characterized in that as the secondary loop, and guiding comes from the returning of oil of cylinder head.According to preferred embodiment, come from the oil of lower engine, for example come from the oil of bent axle/connecting rod interface and crankshaft bearing, along described path S1.According to actual cause, described path S2 is as the return loop that comes from camshaft, the valve lever of top motor and center motor, particularly oil lubrication and come from the oil of piston/cylinder piston/connecting rod surface of contact.
The top 21 that Fig. 6 schematically shows emulsion resistance plate 15 and filter merges in the upper case 1, thereby forms single parts, and the bottom 20 of described filter is integrated with lower case 2, also forms single parts.It is attached that one of basic point of the present invention is that aforementioned components does not have, that is, do not have independent component to be installed on the corresponding part, but integrate.
Fig. 6 also shows the assemble sequence according to the critical piece of formation sump 100 of the present invention.By restriction filter grid 3, the bottom 20 of described lower case 2(and filter merges), the top 21 and the emulsion resistance plate 15 that are assembled to described upper case 1(and filter merge).The shell that so forms is fixed to engine body 24 by insertion machine oil tank sealing device 4 then.
With reference to figure 7 and Fig. 8, it shows sump 100 according to a second embodiment of the present invention.
In this embodiment, described sump 100 merges shell, oil radiator 32 and the related oily circulation loop of oil purifier 31.Described oil purifier and shell 31 thereof and oil radiator 32 can be formed on the lower case 2 or upper case 1 of sump 100.
Be collected in the sump 100, more particularly be collected in the oil in the lower case 2, can before engine transportation, process it, namely, with its filtration, then use the cooling of following path: described oil uses the suction of oil pump (not shown), allow it to leave sump by filter outlet 19, to opening 36 transportations of the shell that is connected directly to described oil purifier 31.In case be filtered, described clean oil takies the conduit 41 that leads to oil radiator 32.Described thermal purification oil enters radiator 32 by entrance 40 then, therefore leaves by the conduit 39 that is arranged on afterbody.The oil of described filtration and cooling can finally transport to engine body by conduit outlet 37.
The power of described oil radiator 32 is provided by water loop, and described water loop comprises entrance 34 and the outlet 33 that allows by the heat exchange cold oil.
In addition, described sump 100 has the reinforcing part 35 at least one outside that is arranged on sump 100, can partly guarantee a part of reagency on the fixing and engine body 24 of gear-box.In the situation that metal reinforcing part 35, this reinforcing part 35 can be by attached; In the reinforcing part situation that obtains by injection of plastic, this reinforcing part 35 can be integrated into upper case 1.
According to the 3rd embodiment shown in Fig. 9, described sump 100 comprises the shell of oil purifier 31, but does not have oil radiator.In this example, oil is sucked to allow it to leave sump by filter outlet 19 by oil pump and to opening 36 transportation of the shell that is connected directly to oil purifier 31.In case be filtered, described clean oil is transported by direct movable part to motor to be lubricated along conduit 37.
Referring to accompanying drawing 10, it shows the fourth embodiment of the present invention at last.
In this embodiment, described upper case 1 and lower case 2 are laterally outstanding relative to each other, have produced additional lateral volume 22 when sump 100 is positioned at assembling condition.This additional lateral volume 22 can hold the necessary miscellaneous part of oil circuit that oil purifier and/or oil radiator and/or proper handling are arranged in sump 100.
When being provided with additional lateral volume 22, at least one pipe 25 is incorporated into wherein, allowing by the fastenings of screw near transverse volume 22, and is seen as on the whole sump 100 additional reinforcement and structural element is provided.
Certainly, the present invention is shown by above-mentioned, is not restricted to above-described embodiment; On the contrary, it comprises all the optional embodiments for same principle.
Claims (12)
1. one kind is designed for the sump that is fixed to engine body (24), comprises lower case, filter and emulsion resistance plate, it is characterized in that:
-described lower case (2) comprises the element of the bottom (20) that forms described filter, and described lower case (2) and described element (20) form single parts by molding;
-described sump (100) also comprises upper case (1), described upper case (1) comprises the element on the top that forms filter (21) and the wall of formation emulsion resistance plate (15), and described upper case (1), described element (21) and described emulsion resistance plate (15) are made single parts by molding;
Described lower case and upper case (2,1) mutually assembles to form rigid casing with seal form, when described shell is assembled, the bottom of described filter and top (20,21) assemble with seal form each other, between described bottom and top (20,21), insert grid (3), allow the filter of oil to the motor suction to form.
2. sump according to claim 1, it is characterized in that, described lower case (2) comprises diapire (51) and peripheral wall (52), the bottom of described filter (20) projects upwards from described diapire (51), described upper case (1) comprises top wall (15) and peripheral wall (50), the top of described filter (21) is outstanding downwards from described top wall (15), described lower case and upper case (2,1) in its peripheral assembling, the bottom of described filter and top (20,21) are also in its peripheral assembling.
3. sump according to claim 1 and 2, it is characterized in that, the bottom of described filter (20) comprises from the outstanding hollow feet (54) of the diapire (51) of described lower case (2), described leg (54) has at least one recess (18) that closes on described diapire (51) formation, with permission the internal capacity of oil from described lower case (2) is pumped into the described leg (54).
4. each described sump in 3 according to claim 1, it is characterized in that, the bottom of described filter (20) comprises passage (55), open its middle and upper part, by two legs (53 giving prominence to from the diapire (51) of lower case (2), 54) support, at least one leg (54) be hollow and be set to allow the internal capacity of oil from lower case (2) aspirated to described passage (55).
5. each described sump in 4 according to claim 1, it is characterized in that, the top of described filter (21) comprises the passage in the top wall (15) that is formed at described upper case (1), described passage is opened downwards and is appeared by the outside of an opening to sump (100), described opening be formed in the described top wall and have by the roughly cylindrical portion that forms filter outlet (19) around.
6. each described sump in 5 according to claim 1 is characterized in that, described upper case (1) comprises top wall and peripheral wall (50), and described top wall consists of emulsion resistance plate (15).
7. each described sump in 6 according to claim 1 is characterized in that, described lower case (2) is provided with flank (16) for reinforcing machine fuel tank (100) at its outer surface, the absorption energy that breaks by described flank when occuring to impact.
8. each described sump in 7 according to claim 1, it is characterized in that, described upper case (1) has top wall (15), described top wall (15) has a plurality of perforation of placing (26) outside it, make it possible to by the insert-seal circle described sump (100) is fixed to engine body (24).
9. each described sump in 8 according to claim 1, it is characterized in that, also comprise the sound insulation and/or the shock-absorbing parts (13) that are assemblied in described sump (100) below, the fixing device (14,17) by cooperating with at least one outer surface of the lower case (2) of described sump (100) for example.
10. each described sump in 9 according to claim 1 is characterized in that, shell (28) is formed on upper case (1) or the lower case (2), to hold oil meter (8) and/or electronic oil level prober (6).
11. each described sump in 10 is characterized in that according to claim 1, the shell of oil purifier is formed on upper case (1) or the lower case (2), to hold oil purifier.
12. each described sump in 11 is characterized in that according to claim 1, fixing device is formed on described upper case (1) or the lower case (2), to hold oil radiator.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1055038A FR2961859B1 (en) | 2010-06-24 | 2010-06-24 | OIL PAN TO BE FIXED TO A MOTOR BLOCK |
| FR10/55038 | 2010-06-24 | ||
| PCT/FR2011/050720 WO2011161339A1 (en) | 2010-06-24 | 2011-03-31 | Oil sump intended to be fixed to an engine block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102947557A true CN102947557A (en) | 2013-02-27 |
| CN102947557B CN102947557B (en) | 2016-03-30 |
Family
ID=43032829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180028957.1A Active CN102947557B (en) | 2010-06-24 | 2011-03-31 | Be fixed on the sump of engine body |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2585689B8 (en) |
| CN (1) | CN102947557B (en) |
| BR (1) | BR112012031428A2 (en) |
| ES (1) | ES2564990T3 (en) |
| FR (1) | FR2961859B1 (en) |
| WO (1) | WO2011161339A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499462A (en) * | 2016-12-27 | 2017-03-15 | 张明 | Automobile air valve room machine oil anti-emulsion system |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2969695B1 (en) * | 2010-12-23 | 2012-12-21 | Renault Sa | OIL PAN FOR THERMAL ENGINE |
| FR3016405B1 (en) * | 2014-01-14 | 2016-02-12 | Cera | SYSTEM FOR MOUNTING A SOUNDPROOF COVER UNDER A MOTOR VEHICLE MOTOR ELEMENT |
| FR3119417B1 (en) | 2021-02-02 | 2023-12-29 | Renault Sas | Anti-emulsion plate with blow-by gas passage |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0358895A2 (en) * | 1988-09-12 | 1990-03-21 | Dr.Ing.h.c. F. Porsche Aktiengesellschaft | Sump for an internal-combustion engine |
| WO1998030789A1 (en) * | 1997-01-13 | 1998-07-16 | Nissan Motor Co., Ltd. | Oil pan of internal combustion engine |
| FR2849467A1 (en) * | 2002-12-27 | 2004-07-02 | Renault Sa | Anti-emulsion plate for rigidifying walls of motor vehicle internal combustion engine sump has thick gauge metal plate mounted horizontally across sump |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6705270B1 (en) | 2000-04-26 | 2004-03-16 | Basf Corporation | Oil pan module for internal combustion engines |
| FR2900687B1 (en) * | 2006-05-04 | 2008-07-04 | Mann & Hummel Gmbh | OIL PAN FOR INTERNAL COMBUSTION ENGINE |
| DE102008027662A1 (en) * | 2008-06-10 | 2009-12-17 | Ibs Filtran Kunststoff- / Metallerzeugnisse Gmbh | Oil pan with oil filter |
| DE102008048793A1 (en) * | 2008-09-24 | 2010-03-25 | Mann + Hummel Gmbh | Method for manufacturing plastic oil pan of thermoplastic, particularly for internal-combustion engine or gear, involves welding oil pan that is made of multiple individual units at fusion zones |
| DE102009059708A1 (en) * | 2008-12-26 | 2010-07-01 | Daikyonishikawa Corp. | oil pan |
-
2010
- 2010-06-24 FR FR1055038A patent/FR2961859B1/en not_active Expired - Fee Related
-
2011
- 2011-03-31 EP EP11717306.2A patent/EP2585689B8/en active Active
- 2011-03-31 WO PCT/FR2011/050720 patent/WO2011161339A1/en active Application Filing
- 2011-03-31 ES ES11717306.2T patent/ES2564990T3/en active Active
- 2011-03-31 CN CN201180028957.1A patent/CN102947557B/en active Active
- 2011-03-31 BR BR112012031428A patent/BR112012031428A2/en not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0358895A2 (en) * | 1988-09-12 | 1990-03-21 | Dr.Ing.h.c. F. Porsche Aktiengesellschaft | Sump for an internal-combustion engine |
| WO1998030789A1 (en) * | 1997-01-13 | 1998-07-16 | Nissan Motor Co., Ltd. | Oil pan of internal combustion engine |
| CN1216086A (en) * | 1997-01-13 | 1999-05-05 | 日产自动车株式会社 | Oil pan of IC engine |
| FR2849467A1 (en) * | 2002-12-27 | 2004-07-02 | Renault Sa | Anti-emulsion plate for rigidifying walls of motor vehicle internal combustion engine sump has thick gauge metal plate mounted horizontally across sump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499462A (en) * | 2016-12-27 | 2017-03-15 | 张明 | Automobile air valve room machine oil anti-emulsion system |
| CN106499462B (en) * | 2016-12-27 | 2022-04-08 | 张明 | Engine oil anti-emulsification system for automobile valve chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011161339A1 (en) | 2011-12-29 |
| EP2585689B1 (en) | 2015-12-30 |
| FR2961859B1 (en) | 2012-07-06 |
| EP2585689B8 (en) | 2016-04-13 |
| EP2585689A1 (en) | 2013-05-01 |
| CN102947557B (en) | 2016-03-30 |
| ES2564990T3 (en) | 2016-03-30 |
| BR112012031428A2 (en) | 2016-11-08 |
| FR2961859A1 (en) | 2011-12-30 |
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