EP2406471A1 - Hohlkörper mit integrierter ölabscheideeinrichtung - Google Patents
Hohlkörper mit integrierter ölabscheideeinrichtungInfo
- Publication number
- EP2406471A1 EP2406471A1 EP10702027A EP10702027A EP2406471A1 EP 2406471 A1 EP2406471 A1 EP 2406471A1 EP 10702027 A EP10702027 A EP 10702027A EP 10702027 A EP10702027 A EP 10702027A EP 2406471 A1 EP2406471 A1 EP 2406471A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- hollow body
- oil
- flow
- swirl generator
- cavity
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
-
- 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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
- F01M2013/0422—Separating oil and gas with a centrifuge device
- F01M2013/0427—Separating oil and gas with a centrifuge device the centrifuge device having no rotating part, e.g. cyclone
Definitions
- the present invention relates to an at least partially hollow cylindrical trained and hereinafter referred to as a hollow body with body ⁇ labscheide issued according to the preamble of claim 1.
- the hollow body is formed by a camshaft.
- VDI reports No. 2042, 2008, page 152, Chapter 4 and Figure 6 a camshaft with integrated oil separation is already known from a VDI report (VDI reports No. 2042, 2008, page 152, Chapter 4 and Figure 6), wherein in the cavity of the camshaft, a helical swirl generator is arranged.
- the present invention has for its object to provide a generic hollow body with integrated oil separator, by the optimized production of oil from so-called blowby gases is ensured at the lowest possible manufacturing cost.
- the blow-by gas is also called oil mist or oil-laden gas.
- the swirl generator integrated in the hollow body which here forms a first (inner) oil separation stage, has a downstream oil separation ring (arranged coaxially in the cavity of the hollow body) as seen in the flow direction (acting as a second (inner) oil separation stage).
- the swirl generator is thereby advantageously designed as a body extending in the axial direction of the hollow body, which has or forms at least one screw flight circumferentially, so that at least one flow channel for guiding the screw conveyor into the screw body between the body of the swirl generator and the inner wall of the hollow body Camshaft introduced oil-laden gas and the inside wall-side separation of ⁇ lparti- is formed.
- the blowby gas to be liberated from the oil flows through at least one, in particular tangentially to the inner wall of the hollow body arranged bore.
- a plurality of bores are provided for the introduction of the blow-by gas, wherein preferably each of the bores is arranged in particular tangentially to the inner wall of the hollow body and the bores are mutually axially offset.
- the body of the drawer has, at least in regions, a second flight.
- a second flight As a result, at least partially two parallel flow paths are formed.
- the design of the hollow body with two screw flights is advantageously provided in the initial region of the swirl generator, and the feed openings are arranged such that the inflowing oil-laden air (blowby gas) - substantially without fluidic resistors or with minimized fluidic resistances - in the interior of the hollow body is passed. Since the blow-by gas is sucked into the cavity of the hollow body essentially by a negative pressure generated in the hollow body interior, it is attempted to substantially maintain this underpressure by minimizing flow resistances.
- the required negative pressure can be generated, for example, by a coupled to the cavity of the camshaft pump.
- the second flight is advantageously designed so that it extends approximately over half of a complete screw winding of a total of 360 °.
- the or each worm gear may be formed such that the pitch of the respective worm gear varies.
- the slopes of the two flights are the same size, wherein the slope is predetermined by the total of the first (longer) flight or is dependent on the requirements of the same.
- the pitch varies in such a way that the distances of the screw walls of a flight and thus of the cross section cut the flow paths formed by the screw walls or flow channels shrink. As a result, the blow-by gas is further accelerated in the course of its flow path and the existing in the cavity of the hollow body vacuum substantially maintained.
- one or more discharge openings can be provided in the hollow body on the shell side, whereby a flow-guiding element disposed in the cavity of the hollow body downstream of the discharge openings that is cleaned of the oil, in the axial direction through the hollow body flowing gas is deflected in the direction of the radial discharge opening (s) to the outside.
- the separated oil which flows along the inner wall of the hollow body in the flow direction, is discharged out of the hollow body through one or more shell-side oil discharge openings arranged in front of the shell-side discharge openings for the gas in the flow direction.
- this has at a plurality of locations bearing portions over which it interacts with a corresponding Lagerei ⁇ cardi in the installed state.
- these bearing sections are formed as hardened, smooth surfaces which cooperate with a corresponding bearing body for the rotatable mounting of the hollow body.
- the bearing can be designed as a sliding bearing or as any rolling bearing.
- the or each radial discharge opening for discharging the separated oil and / or for discharging the cleaned blowby gas are advantageously arranged in the region of a bearing section.
- the bearing device cooperating with the bearing also has corresponding discharge openings or discharge channels.
- the discharge openings and the corresponding discharge channels can be arranged substantially rectilinearly and running parallel.
- the discharge openings for oil or gas are each offset axially and arranged opposite one another in the hollow body and in the storage device.
- a bypass channel is integrated in the swirl generator.
- the bypass channel is formed by an axial, open on both sides (passage) bore through the hollow body.
- the bypass bore is pressure-dependent releasable via an integrated bypass valve.
- the hollow body has at least one further shell-side supply opening for introducing oil laden gas into the hollow space of the hollow body. This is Tere feed opening in front of the swirl generator on the at least one discharge opening facing away from the swirl generator.
- Fig. 1 shows a hollow body according to the invention with integrated oil separator in a possible embodiment in longitudinal section
- Fig. 2 shows a cross section through the hollow body of FIG. 1 along the section line
- FIG. 3 shows a cross section through the hollow body analogous to FIG. 2 in another embodiment
- Fig. 4 is a to be integrated into the hollow body swirl generator in a possible
- FIG. 6 shows a partial region of the hollow body according to the invention in the region of the discharge channels for oil and gas in a first possible embodiment in longitudinal section
- FIG. 7 shows a further possible embodiment of the hollow body in the subarea of his
- FIG. 8 shows a cross section through the hollow body with integrated oil separator with bypass channel
- Fig. 9, 10 a fragmentary view of the hollow body with integrated swirler with axially displaceable flight (section).
- the oil separator according to the invention or a hollow body 2 according to the invention which is also referred to below as a shaft body 2 or as a camshaft 2, shown schematically with integrated ölabscheide listening.
- the ⁇ labscheide worn is thereby formed by an axially hollow shaft body 2 with a cavity 3, a arranged in the cavity 3 swirl generator 4, an oil separator ring 5 and a ⁇ lab 1500ka- channel 6 and a Gasab technicallykanal 7.
- the camshaft 2 has a feed opening 9 a longitudinal axis 9 a, wherein the longitudinal axis 9 a is not equal to any radial axis through the center of the shaft body 2.
- the longitudinal axis 9a of the feed opening 9 extends such that a bore wall section 9a 'extending parallel thereto (or its extended axis, FIG. 2) of the feed opening 9 is tangential to the circular inner wall 2a (hereinafter referred to as lateral surface 2a). the cavity 3, in which it opens, runs.
- a bore wall section 9a 'extending parallel thereto (or its extended axis, FIG. 2) of the feed opening 9 is tangential to the circular inner wall 2a (hereinafter referred to as lateral surface 2a).
- the cavity 3 in which it opens, runs.
- Under tangential to the inner wall of the shaft body 2 extending bore is to be understood within the meaning of the invention, which is positioned differently from a radial arrangement of a bore, that the bore transitionless (stepless) in the circular cross-sectional profile of the inner wall of the shaft body.
- the blowby gas to be cleaned by the oil flows through the tangential feed opening 9 into the cavity 3 and already receives a predetermined twist when it enters through the feed opening (s) 9.
- the tangential course of the feed openings 9 promotes the arrival and flow of the blow-by gas through the supply openings 9 in the cavity 3 and also directs the blowby gas directly to the lateral surface of the cavity 3. Due to the Zenlrifugaicräfte acting heavier oil particles of the blow Gas is forced to the inner wall 2a (lateral surface) of the cavity 3 and deposited there as an oil film.
- a plurality of supply openings 9 are introduced into the camshaft 2, which are then preferably distributed over the circumference of the camshaft 2 and axially spaced relative to the central axis of the camshaft 2.
- the swirl of the blowby gas flowing into the cavity 3 and thus also the efficiency of the oil separator can be further increased.
- blades 2S which are arranged on the outer circumference of the camshaft 2 in the region of the supply openings 9, promote the flow of the blow-by gas into the cavity 3 of the shaft body 2 (FIG. 3).
- the show 2S can be attached to the camshaft 2 by material, force and / or positive locking method.
- the swirl generator 4 arranged downstream of the feed openings 9 has a substantially helical shape, wherein it has at least one helix thread S circumferentially. It is through the helix S between the body of the swirl generator 4 and the inner wall 2a of the shaft body 2, a flow channel SW for guiding the introduced oil-laden gas (oil mist, blow-by gas) is formed.
- the at least one feed opening 9 is arranged relative to the initial region of the at least one screw flight S of the swirl generator 4 such that the pressure loss is minimized by a flow deflection.
- the swirl generator 4 is divided functionally over its entire length into two sections I and II. In this case, the partial section I is arranged in the flow direction before the partial section II.
- a helical flow path or flow channel section is formed with the lateral surface 2a of the cavity 3, wherein the pitch of the Scheckenganges S (or the screw flights Sl, S2) can vary over the length of the sections I and II - in particular decreases in the flow direction. Furthermore, the pitch can also be formed differently within the sections I and II.
- the slope in the sections I and II can directly influence the flow cross-section of the flow channel SW; SW1, SW2 of the swirl generator 4 are taken and thus the flow velocity in the flow channel SW; SW1, SW2 are affected. For example, a reduction in the flow cross-section A causes an increase in the flow velocity in the corresponding flow channel section.
- the swirl generator 4 can have a further flight S2 at least in regions.
- the second helical gear S2 extends in the illustrated embodiment, approximately over half of a complete (extending over 360 °) screw winding. He is in its course in the same direction (same sense of direction) formed to the course of the first helix Sl and with respect to its axial starting point in the direction of the flow (forward) offset - in particular offset by about the length of half a helical gear - arranged.
- two parallel flow paths may in particular be formed SWl 1 SW2 with little flow resistance as possible at the beginning of the flight.
- the swirl generator 4 or its worm thread S or its worm threads Sl, S2 are arranged in relation to the feed openings 9 in the shaft body 2 that the or each feed opening 9 opens into the cavity 3 of the shaft body 2 before the start of the first screw.
- the swirl generator 4 is fixed rigidly in the cavity 3 of the shaft body 2, so that it also carries out the rotational movement of the driven camshaft 2.
- the swirl generator 4 can be connected via material, positive or non-positive connections in the white be arranged body 2.
- the swirl generator 4 has projections with which it is held in shell-side openings of the shaft body 2.
- the swirl generator 4 is made of a material which resists well the heat occurring in the area of the camshaft 2 and the contact with oil.
- the blow-in gas entering the cavity 3 via the feed opening 9 is forced by the swirl generator 4 into an additional swirl, as a result of which larger centrifugal forces act on the oil floating in the blow-by gas.
- the oil particles drops and / or solid particles, which can not follow the flow, are thus deposited on the lateral surface 2a of the cavity 3 as an oil film.
- the centrifugal force caused by the swirl generator 4 is so great that even low-mass oil particles are separated off.
- the oil film is driven further downstream by the flow.
- the swirl generator 4 imposes a twist on the blow-by gas, as a result of which the proportion and mass of the oil particles floating in the oil mist increase with increasing radial distance from the axis of the camshaft 2.
- a (a second ⁇ labscheideshu forming) downstream of the Draiiermaschineer 4 arranged öiabscheidering 5 is located directly in the enriched in the shell-side cavity area with oil particles gas stream.
- the ⁇ iabscheidering 5 is partially supported with its circumference on the lateral surface 2a of the cavity 3 from.
- Figs 5a) -. 5g) of the ⁇ iabscheidering 5 is shown in differing ⁇ chen preferred embodiments.
- the ⁇ iabscheidering 5 represents in each embodiment of the flow in the region of the lateral surface a considerable Ström ⁇ ngshindemis in the form of a baffle.
- the floating in the blowby gas oil particles can not follow the rapid change of direction on ⁇ iabscheidering 5, bounce against the end face of the ⁇ labscheideringes 5 and so separated from the oil mist.
- the oil ring 5 is fixed in the desired position in the cavity 3 of the shaft body 2 by means of material, positive or non-positive methods known from the prior art.
- the oil separator ring 5 is designed in a simple embodiment as a solid annular impact element (annular baffle plate).
- the oil separation ring according to FIG. 5a) is provided with a plurality of holes or rows of holes.
- a system of interconnected cavities can be formed by an arrangement of a plurality of identical annular disks, which are rotationally offset and held together via connector elements 5b in a composite, so that a labyrinth of cavities penetrating the oil separation ring 5 is formed.
- the end face of the oil separator ring 5 further represents a baffle element, whereas the labyrinth is a combination of baffle and deflection elements.
- the oil separation ring 5 also comprises a plastic or metal mesh (Figure 5c) forming a plurality of cavities and labyrinths, the oil separation ring 5 then preferably comprising a hollow cylindrical support ( Figure 5d) which trims the body and which also serves to fix the braid in the cavity 3.
- a plastic or metal mesh Figure 5c
- Figure 5d a hollow cylindrical support
- the oil separation ring 5 In no case is the oil separation ring 5 with its entire circumference on the lateral surface 8 at. Rather, the oil separator ring 5 has corresponding circumferential recesses 5 a, so that the separated oil can flow as an oil film along the jacket surface 8 of the cavity 3, through the recesses in the circumferential circumferential surface of the oil separation ring 5.
- the sintered material, the plastic or metal mesh and / or the perforated sheet metal rings have a closed ring 50 (terminating ring) with peripheral web portions 50a pointing radially outwards (support webs for Radial support in the cavity 3) downstream seen in the direction of flow.
- the carrier ring T 1 which carries / holds the sintered material, mesh and / or the perforated metal rings, prevents entrainment of the oil already deposited in the oil separating ring in the direction of the hollow body center.
- the closed ring 50 represents a further impact element for the flow and offers the gas stream flowing through the oil separation ring 5 in its labyrinthic separation regions only the possibility of moving radially outwards in the direction of the inner wall 2 a of the hollow body 2.
- the oil separation ring 5 is flowed through or flowed through by the oil mist, so that the oil particles are deposited thereon and flow to the oil film already present on the surface of the cavity 3 (due to the first oil separator stage "swirl generator") Oil separation ring 5 is caused by the rotation of the camshaft 2.
- the shaft body 2 In the event that the shaft body 2 is not formed as a rotating or rotatably mounted body, a discharge of the separated oil by an inclined mounting position of the shaft body (target: drain by weight and slope ) or by other appropriate measures, such as a special guidance of the purified gas stream (target: "entrainment" of the separated oil).
- the additional oil separator connected downstream of the swirl generator 4 is designed as a ring, a minimum flow cross section (inner cross section of the ring) for the gas stream is always provided.
- the oil separator is effectively and reliably protected against loss of function by freezing or clogging.
- the ⁇ lab Foodkanal 6 and the gas discharge channel is 7 (Fig. 1).
- the ⁇ labzhoukanal 6 and the Gasab technicallykanal 7 close, for example, the front side of the camshaft 2 at. Since the purified gas flows exclusively in the vicinity of the axis of the camshaft 2, the gas discharge channel 7 or its discharge opening is also located near the axis of the camshaft 2, so that the gas discharge channel 7 receives and discharges only the cleaned gas.
- a T-shaped dip tube 12 seen in cross-section protrudes with its central leg in the open end camshaft and centrally, in the near-axis region of the camshaft outlet a central gas discharge channel 7 and forms an oil discharge channel 6 at the edge with the wall of the hollow camshaft. Above a seated on the camshaft seal D, the connection between dip tube 12 and camshaft is sealed so that no unpurified gas is sucked through the gas discharge channel.
- the running of the separated oil or the oil film is in a development of the oil separator by an internal phase at the end of the camshaft 2 and by the rotation of the camshaft 2 supported.
- the angle of the phase is to be chosen so that, taking into account the installation position of the engine, an independent outflow of the oil after the deposition can be done even when the engine and thus standing camshaft 2.
- FIG. 6 shows a partial longitudinal section of a shaft body 2 rotatably mounted in a bearing device 14 and designed as a hollow shaft with integrated oil separation device.
- the bearing device 14 comprises a bearing body 14a, which can be designed either in the form of a bearing block (for example, by a cylinder head part) or as a separate component which can be fastened to the cylinder head.
- the bearing device 14 in the form of the bearing body 14a, which is formed on its hollow cylindrical inner surface so as to form a sliding bearing with a hardened region (bearing portion 2a) of the shaft body 2, be executed.
- the bearing device 14 may have, via its hollow cylindrical inner surface, a plurality of rolling elements 14b, via which the shaft body 2 hardened at least in some regions is rotatably mounted. In the latter case, also illustrated in FIGS.
- the bearing device has a sealing ring 14c through which the adjacent gas discharge channel 7 is sealed off from the area with rolling elements 14b. This prevents that not purified gas is sucked into the gas discharge channel 7 and the internal combustion engine is supplied.
- the shaft body 2 has at least one substantially radial discharge opening 16 for discharging the oil separated from the so-called blow-by gas.
- radial discharge openings 16, 18 are provided for oil and gas, wherein the shaft body 2 in the region of the discharge openings 16, 18 is supported by the bearing device 14.
- the storage device 14 has for discharging the purified gas and for discharging the separated oil in each case one with the respective discharge opening 16, 18 corresponding discharge channel 6, 7 for oil or gas.
- a radial sealing ring 14d is arranged, which has at least one oil channel 6 'corresponding to the oil discharge opening 16 and also to the oil discharge channel 6.
- the radial sealing ring 14d On its inner surface, the radial sealing ring 14d has a circumferential groove N, into which the oil deposited on the inner wall of the hollow body 2 and exiting through the circumferentially distributed oil discharge openings 16 can be taken up and discharged via the oil channel 6 'opening into the groove N.
- the shaft body 2 is rotatably supported in the bearing device 14 via the rolling elements 14b.
- the bearing section (s) 2b of the shaft body 2 interacting with the rolling elements 14b (rolling bearing) or with regions of the bearing body 14a (sliding bearing) may be designed as hardened and / or surface-treated body part (s). If the bearing device 14 is not designed as a sliding bearing but as a rolling bearing, roller-body-free regions are provided for arranging the discharge openings for oil or for oil and gas in the bearing device 14 or in the bearing body 14a. In the region of the shaft body 2, in which this cooperates with or is enclosed by the bearing device 14, at least one radial discharge opening (or bore) 16; 18 provided for the discharge of oil or gas.
- a plurality of annularly distributed over the circumference of the shaft body 2 arranged holes are provided as discharge openings for gas or oil, such that one of a plurality of annularly distributed over the circumference arranged holes existing bore ring for discharging the purified blow-by gas and a bore ring is formed for discharging the oil separated from the blow-by gas.
- the or each shell-side discharge opening 16; 18 cooperates with a discharge channel 6, 7 formed in the bearing device 14 or in the bearing body 14a and corresponding to the respective discharge opening 16, 18.
- the discharge channel 6, 7 corresponding to the respective discharge opening (s) 16, 18 is designed as an annular channel with at least one corresponding radial discharge section for discharging the oil or gas to be discharged from the shaft body 2.
- a flow guide 15 is arranged through which the axially flowing gas flow is diverted into the at least one radial Gasabriosö réelle 18.
- the flow guide 15 is provided circumferentially with a sealing element D in order to be able to divert as much as possible of all gas fractions of the cleaned blow-by gas via the radial discharge openings 18.
- the flow guide 15 is substantially plug or cork-like and has on its end face, which faces the oncoming gas flow, a substantially centrally oriented conical projection 15a.
- the flow guide 15 has a threaded bore 15c. This serves, in particular, for easier disassembly of the illustrated device.
- the oil guide element 15b may, as shown in Fig. 6, be designed in one piece with the flow guide 15.
- the oil guide element 15b ' may be formed as a separate component in the form of a single, arranged between the Gasab Technologyö Maschinenen 18 and the ⁇ labzhouö réelleen 16 separating ring.
- a bypass channel 21 extends axially in the swirl generator 4, which can be released by means of a bypass valve 22 in order to release an additional flow cross-section to the blow-by gas and thus to ensure a corresponding pressure regulation within the hollow body 2.
- the bypass channel 21 opens (as seen in the flow direction) in the end region of the swirl generator 4 into the cavity 3, preferably at an angle between 0 ° and 110 ° degrees (in particular ⁇ about 90 ° degrees) to the longitudinal axis of the swirl generator 4.
- the exit angle, below the bypass passage 21 opens into the cavity 3 of the shaft body 2, is preferably dimensioned such that the blow-by gas emerging from the bypass passage 21 acts on the oil separation ring 5 located downstream, in the flow direction (on, flows around) so that at this the most efficient oil separation takes place.
- the bypass channel 21 is designed in its outlet region such that the central axis of its outlet opening (or its outlet channel section) extends at an angle of approximately 90 ° to the longitudinal axis of the swirl generator 4.
- the bypass valve 22 is connected by means of additional feed openings 23 in the hollow body 2 with the outside and is acted upon by the pressure of the blow-by gas.
- the swirl generator 4 is designed such that it divides the cavity 3 of the shaft body 2 into two pressure-technically separate and connectable via the bypass valve 22 pressure ranges.
- the additional feed openings 23 are separated from the at least one first feed opening 9 by a separating body region of the swirl generator 4 (in which, for example, the bypass valve 22 is arranged) in terms of flow technology. Is generated by a via the Gasab adoptedkanal 7an foundede pump P 1 through which the negative pressure in the cavity 3 of the shaft body 2, generates an excessive pressure or the pressure of the blow-by gas in the outer region of the camshaft 2 is too large, opens the bypass valve 22 and outputs the bypass channel 21 for the blow-by gas free. In this way, the pressure drop over the swirl generator 4 volume flow dependent kept almost constant and the swirl generator 4 are operated at a predetermined efficiency.
- At least one flight S; Sl, S2 formed at least partially axially displaceable on or on the main body of the swirl generator 4 stored.
- at least one flight SL 1 S2 (or a wall of a flight) is at least partially displaceable on or on the main body of the drawer trimmer 4, so that the cross section of the helical flow path / flow channel SW is actively changeable / adjustable.
- Such an active adjustment can be done for example by the gas flow of the blow-by gas itself.
- the wall or the corresponding worm passage section
- a predetermined force (eg by a (return) spring) holds the displaceable worm gear (section) in a predetermined position until a flow force greater than the spring force is generated by the blowby gas flowing through and the worm gear (section) flow pressure dependent axially displaced in the flow direction forward.
- the axial adjustment can also be done manually or automatically depending on predetermined control parameters.
- the displaceably mounted worm gear (section) S 1 is shown filled with a dot pattern, wherein in FIG. 10 a different operating position of the displaceable worm gear (section) S 'is shown, in which it is displaced by a distance x in the flow direction.
- Feed opening 9 bore longitudinal axis 9a
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009012400A DE102009012400A1 (de) | 2009-03-10 | 2009-03-10 | Hohlkörper mit integrierter Ölabscheideeinrichtung |
PCT/EP2010/000229 WO2010102687A1 (de) | 2009-03-10 | 2010-01-16 | Hohlkörper mit integrierter ölabscheideeinrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2406471A1 true EP2406471A1 (de) | 2012-01-18 |
EP2406471B1 EP2406471B1 (de) | 2012-11-28 |
Family
ID=42133746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10702027A Active EP2406471B1 (de) | 2009-03-10 | 2010-01-16 | Hohlkörper mit integrierter ölabscheideeinrichtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US8409309B2 (de) |
EP (1) | EP2406471B1 (de) |
JP (1) | JP2012519795A (de) |
CN (1) | CN102348871B (de) |
DE (1) | DE102009012400A1 (de) |
WO (1) | WO2010102687A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009012402A1 (de) * | 2009-03-10 | 2010-09-23 | Thyssenkrupp Presta Teccenter Ag | Wellenkörper mit integrierter Ölabscheideeinrichtung |
DE102010022483B4 (de) * | 2010-06-02 | 2016-09-01 | Thyssenkrupp Presta Teccenter Ag | Welle, insbesondere Nockenwelle |
FR2967722B1 (fr) * | 2010-11-19 | 2015-11-13 | Peugeot Citroen Automobiles Sa | Dispositif permettant de transferer sous pression un fluide associe au fonctionnement d'un moteur thermique a quatre temps de vehicule |
US8887705B2 (en) * | 2012-05-23 | 2014-11-18 | Honda Motor Co., Ltd. | Head cover baffle system for improving oil mist separation |
JP5508650B1 (ja) * | 2012-12-26 | 2014-06-04 | 三桜工業株式会社 | オイルセパレータ |
DE102013106334A1 (de) * | 2013-06-18 | 2014-12-18 | Thyssenkrupp Presta Teccenter Ag | Ölabscheideeinrichtung, insbesondere für eine Kurbelgehäuseentlüftung einer Brennkraftmaschine |
DE102013106332A1 (de) | 2013-06-18 | 2014-12-18 | Thyssenkrupp Presta Teccenter Ag | Ölabscheideeinrichtung, insbesondere für eine Kurbelgehäuseentlüftung einer Brennkraftmaschine |
CN103452622B (zh) * | 2013-09-29 | 2015-06-24 | 湖南德力科威科技有限公司 | 一种降低汽车hc排放的油气分离装置 |
JP6167072B2 (ja) * | 2014-07-24 | 2017-07-19 | 本田技研工業株式会社 | 内燃機関のオイル分離装置 |
WO2015068398A1 (ja) | 2013-11-08 | 2015-05-14 | 本田技研工業株式会社 | 内燃機関のオイル分離装置 |
CN103790663B (zh) * | 2013-12-31 | 2017-01-25 | 广西玉柴机器股份有限公司 | 集成凸轮轴 |
FR3030300B1 (fr) * | 2014-12-19 | 2018-08-31 | Novares France | Dispositif de separation d’huile |
DE202015000979U1 (de) | 2015-02-10 | 2015-02-24 | Thyssenkrupp Presta Teccenter Ag | Abscheidevorrichtung zum Abscheiden von Partikeln aus einem Aerosolstrom |
CA3004598A1 (en) * | 2015-11-24 | 2017-06-01 | Shell Internationale Research Maatschappij B.V. | Particle disengagement device |
CN107489485B (zh) * | 2016-08-22 | 2019-09-20 | 北汽福田汽车股份有限公司 | 发动机油气分离装置及具有其的发动机 |
CN106224057A (zh) * | 2016-10-08 | 2016-12-14 | 湖南大学 | 一种发动机呼吸器系统 |
DE102017114909B4 (de) * | 2017-07-04 | 2023-12-14 | Thyssenkrupp Ag | Hohlwelle und Verfahren zum Abscheiden einer Flüssigkeit |
DE102017114907A1 (de) * | 2017-07-04 | 2019-01-10 | Thyssenkrupp Ag | Bauteil, Hohlwelle und Verfahren zur Herstellung einer Hohlwelle |
CN111022150A (zh) * | 2019-12-31 | 2020-04-17 | 芜湖鼎瀚再制造技术有限公司 | 一种解决再制造发动机缸盖过程中的油气分离设备 |
USD950607S1 (en) * | 2020-09-18 | 2022-05-03 | Gary D. Armstrong | Axial flow air/oil separator |
USD956823S1 (en) * | 2020-09-18 | 2022-07-05 | Armstrong Race Engineering, Inc | Centripetal air/oil separator for diesel engines |
CN115069027B (zh) * | 2021-03-11 | 2024-04-26 | 中国航发商用航空发动机有限责任公司 | 油气分离装置和航空发动机 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS585044Y2 (ja) * | 1979-04-16 | 1983-01-28 | 日産自動車株式会社 | 内燃機関のブロ−バイガス環元装置用オイルセパレ−タ |
JPS612259Y2 (de) * | 1981-04-24 | 1986-01-24 | ||
JPS5954705U (ja) * | 1982-09-30 | 1984-04-10 | 株式会社土屋製作所 | ブロ−バイガスのオイル分離装置 |
JPS61175213A (ja) * | 1985-01-30 | 1986-08-06 | Honda Motor Co Ltd | エンジンにおけるカムケ−スのブリ−ザ装置 |
JPH08284634A (ja) | 1995-04-07 | 1996-10-29 | Suzuki Motor Corp | ブローバイガスの気液分離装置 |
JPH0914153A (ja) * | 1995-06-23 | 1997-01-14 | Oomori Tekkosho:Kk | オイルポンプ |
JP3675150B2 (ja) * | 1998-01-26 | 2005-07-27 | 日産自動車株式会社 | エンジンの排気ガス還流装置 |
DE102004008826A1 (de) | 2004-02-20 | 2005-09-08 | Mahle Filtersysteme Gmbh | Zentrifugal-Ölnebelabscheider in einem Verbrennungsmotor |
DE102005042720B4 (de) * | 2004-09-23 | 2016-09-22 | Mahle Filtersysteme Gmbh | Axialzyklon |
US7717101B2 (en) * | 2005-05-10 | 2010-05-18 | Mahle International Gmbh | Centrifugal oil mist separation device integrated in an axial hollow shaft of an internal combustion engine |
DE102005034273A1 (de) | 2005-07-22 | 2006-06-14 | Daimlerchrysler Ag | Brennkraftmaschine |
CN2861498Y (zh) * | 2005-12-01 | 2007-01-24 | 重庆宗申技术开发研究有限公司 | 摩托车发动机的油气分离装置 |
JP4626586B2 (ja) * | 2006-08-03 | 2011-02-09 | トヨタ紡織株式会社 | 気液分離器 |
DE102007045865B4 (de) * | 2006-12-08 | 2015-12-31 | BRUSS Sealing Systems GmbH | Ölabscheider-Einsatz für eine Haube oder ein Gehäuse eines Verbrennungsmotors |
JP2008267582A (ja) * | 2007-04-25 | 2008-11-06 | Toyota Motor Corp | ブリーザ装置 |
JP4938610B2 (ja) * | 2007-10-05 | 2012-05-23 | 東京ラヂエーター製造株式会社 | Egrクーラ |
CN101440734B (zh) * | 2007-11-19 | 2010-12-08 | 洪志才 | 安全环保的高效油气分离装置 |
JP2009008096A (ja) * | 2008-09-29 | 2009-01-15 | Kojima Press Co Ltd | ブローバイガス用オイルセパレータ |
CN101385924B (zh) * | 2008-10-07 | 2011-05-25 | 浙江方圆机电设备制造有限公司 | 一种油气分离器 |
-
2009
- 2009-03-10 DE DE102009012400A patent/DE102009012400A1/de not_active Ceased
-
2010
- 2010-01-16 JP JP2011553294A patent/JP2012519795A/ja active Pending
- 2010-01-16 WO PCT/EP2010/000229 patent/WO2010102687A1/de active Application Filing
- 2010-01-16 CN CN201080010949.XA patent/CN102348871B/zh active Active
- 2010-01-16 EP EP10702027A patent/EP2406471B1/de active Active
- 2010-01-16 US US13/255,804 patent/US8409309B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO2010102687A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20120031276A1 (en) | 2012-02-09 |
WO2010102687A1 (de) | 2010-09-16 |
DE102009012400A1 (de) | 2010-09-23 |
CN102348871B (zh) | 2013-10-23 |
US8409309B2 (en) | 2013-04-02 |
EP2406471B1 (de) | 2012-11-28 |
JP2012519795A (ja) | 2012-08-30 |
CN102348871A (zh) | 2012-02-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2406471B1 (de) | Hohlkörper mit integrierter ölabscheideeinrichtung | |
EP2603674B1 (de) | Hohlkörper mit integrierter Ölabscheideeinrichtung | |
EP2406470B1 (de) | Wellenkörper mit integrierter ölabscheideeinrichtung | |
EP2526267B1 (de) | Ventil zur steuerung eines gasstromes, flüssigkeitsabscheider, entlüftungssystem sowie verbrennungsmotor mit einem derartigen ventil | |
EP2052136B1 (de) | Vorrichtung zur abscheidung von flüssigkeiten aus gasen | |
EP2942491B1 (de) | Vorrichtung eines flugtriebwerkes zum abscheiden von öl aus einem luft-öl-volumenstrom | |
EP3011150B1 (de) | Ölabscheideeinrichtung, insbesondere für eine kurbelgehäuseentlüftung einer brennkraftmaschine | |
WO2010102689A1 (de) | Hohlkörper mit integrierter ölabscheideeinrichtung | |
EP3011149B1 (de) | Olabscheideeinrichtung, insbesondere für eine kurbelgehäuseentlüftung einer brennkraftmaschine | |
WO2006077021A1 (de) | Abscheidevorrichtung zum abscheiden von flüssigkeitspartikeln aus einem gasförmigen medium | |
AT399028B (de) | Kondensatableiter | |
DE102018124654B4 (de) | Einrichtung zum Abscheiden von Partikeln aus einem Gasstrom, Partikelabscheider und Kurbelgehäuseentlüftungssystem | |
WO2018149716A1 (de) | Ölabscheider mit geteilter antriebskammer | |
EP2556873B1 (de) | Kondensatabscheider | |
DE10300801B3 (de) | Akkumulator für eine Klimaanlage, insbesondere Fahrzeugklimaanlage | |
DE102004033677B4 (de) | Kombination aus einem Druckregelventil und einem Ölabscheider für Entlüftungsgase eines Kurbelgehäuses | |
EP0933508A1 (de) | Reinigungsvorrichtung zum Abscheiden von Partikeln aus einem Gasstrom | |
EP2018467B1 (de) | Zyklon mit abweiseelement als abscheider im kurbelgehäuseentlüftungssystem einer brennkraftmaschine | |
WO2024017535A1 (de) | Stroemungseinrichtung zur zumindest teilweisen fuehrung einer foerdergutströmung, verteilerkopfs fuer eine landwirtschaftliche ausbringmaschine und landwirtschaftlichen ausbringmaschine | |
DE202019105321U1 (de) | Zyklonabscheider und Filter mit einem Zyklonabscheider | |
EP1558359A1 (de) | Vorrichtung zum abscheiden von partikeln aus einem gasstrom |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20111010 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 586303 Country of ref document: AT Kind code of ref document: T Effective date: 20121215 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502010001758 Country of ref document: DE Effective date: 20130124 |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: VDEP Effective date: 20121128 |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20130311 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20130228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20130328 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20130301 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
BERE | Be: lapsed |
Owner name: THYSSENKRUPP PRESTA TECCENTER AG Effective date: 20130131 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20130228 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20130131 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20130131 |
|
26N | No opposition filed |
Effective date: 20130829 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502010001758 Country of ref document: DE Effective date: 20130829 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20130116 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140131 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140131 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20100116 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20130116 Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 7 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 586303 Country of ref document: AT Kind code of ref document: T Effective date: 20150116 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20150116 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20121128 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 8 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 9 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 502010001758 Country of ref document: DE Representative=s name: KILBURN & STRODE LLP, NL |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20230124 Year of fee payment: 14 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20230119 Year of fee payment: 14 Ref country code: DE Payment date: 20230123 Year of fee payment: 14 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230530 |