WO2013178680A1 - Système de filtre - Google Patents

Système de filtre Download PDF

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Publication number
WO2013178680A1
WO2013178680A1 PCT/EP2013/061067 EP2013061067W WO2013178680A1 WO 2013178680 A1 WO2013178680 A1 WO 2013178680A1 EP 2013061067 W EP2013061067 W EP 2013061067W WO 2013178680 A1 WO2013178680 A1 WO 2013178680A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
housing cover
opening
filter device
closure element
Prior art date
Application number
PCT/EP2013/061067
Other languages
German (de)
English (en)
Inventor
Claude Frédéric Gebler
Markus PREIßINGER
Valentin Ruffet
Frank Stange
Original Assignee
Mahle International Gmbh
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 Mahle International Gmbh filed Critical Mahle International Gmbh
Priority to EP13726191.3A priority Critical patent/EP2854986A1/fr
Publication of WO2013178680A1 publication Critical patent/WO2013178680A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/147—Bypass or safety valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/153—Anti-leakage or anti-return valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/29—Filter cartridge constructions
    • B01D2201/291—End caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/30—Filter housing constructions
    • B01D2201/301—Details of removable closures, lids, caps, filter heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/30—Filter housing constructions
    • B01D2201/301—Details of removable closures, lids, caps, filter heads
    • B01D2201/305—Snap, latch or clip connecting means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/34—Seals or gaskets for filtering elements

Definitions

  • the present invention relates to a filter device, in particular for a motor vehicle.
  • the invention further relates to a filter element of such a filter device and a motor vehicle with such a filter device.
  • Filtering devices are often used as oil filters in motor vehicles, in which they have an oil-care function for the oil used, for example, in an internal combustion engine of the motor vehicle.
  • Such filter devices have, in a known manner, a ring filter element which, for example, flows through from the outside to the inside so that a spatial area within the ring filter element forms a clean side of the filter device and a spatial area arranged outside the ring filter element forms a raw side of the filter device.
  • a filter device usually has a filter housing, on which a housing cover can be fastened. The ring filter is then inserted into the housing cover attached to the filter housing, so that the ring filter separates the raw side from the clean side of the filter device in a state of the housing cover mounted in the filter housing.
  • the filter housing can now have a feed opening in fluid communication with the raw side and a discharge opening in fluid communication with the clean side.
  • the fluid to be filtered flows via the feed opening into the clean side of the filter device, then flows through the ring filter element from the raw side to the clean side of the filter device, and leaves the clean side again through the discharge opening.
  • both in the raw side so-called. Soiled oil and in the clean side by means of the ring filter filtered oil can now remain.
  • Changing the filter element may occur when removing the lid
  • the DE 200 12 736 U1 describes an assembly for an internal combustion engine with an oil filter.
  • the oil filter has a first housing structure, in which a replaceable filter element is installed, so that it can be flowed through by the lubricating oil of the internal combustion engine.
  • the housing structure further has an oil drain, which can be released upon removal of the filter element.
  • the assembly further comprises a second housing structure, which in turn has a channel structure for the passage of the fluid located in the oil circuit. The oil drain and the channel structure of the oil filter open into one another, so that they have a common line section.
  • DE 10 2005 022 932 A1 relates to an oil filter arrangement having a housing which has a receiving space for a filter element which can be inserted into the housing and can be flowed through radially with oil.
  • the receiving space is closed with a lid, wherein at the bottom of the receiving space is surrounded by a pipe socket pure oil or crude oil and an opening extending in the longitudinal direction of the receiving space channel space is provided.
  • the oil filter further comprises a housing which passes through a filter body in a
  • Dirty oil room and a clean oil room is divided.
  • the outer of the two rooms is permanently connected to a closed by the drain plug bottom space of the housing.
  • This compound is formed by holes in a lying below the filter body transverse wall, which is a for having inner space leading, aligned with the drain plug further opening. This opening is closed during operation of the filter by the end face of the shaft of the drain plug.
  • Embodiment for a filter device to provide in which
  • the present invention is based on the general idea for which
  • Filter device to provide a closure element, which on the
  • Housing cover of the filter device is attachable, so that it closes in a mounted on the housing cover both a housing cover idle opening and a filter element idling opening of the filter device or by removing the closure element of the
  • Housing cover releases both openings simultaneously.
  • closure element according to the invention a first radial seal, by means of which the closure element in which on the
  • Housing cover attached state seals the raw side of the filter device against the clean side.
  • the closure element according to the invention can be removed from the housing cover of the filter device so that then both the raw side and the clean side of the
  • Filter device is open to the outside, so that there hinannnneltes dirty oil or unfiltered oil can flow out of the filter device.
  • the filter device according to the invention thus enables a simultaneous
  • Closing element simultaneously closes the raw and the clean side of the filter device to the outside and also seals the raw side against the clean side.
  • both the raw and the clean side of the filter device according to the invention as described above can be emptied in a simple manner, so that then the subsequent
  • the closure element can be re-attached to the housing cover and the original operating state of the filter device can be restored.
  • An elaborate separate opening of the raw and clean side for example by means of two separate
  • Closure elements omitted in the filter device according to the invention.
  • the first radial seal of the closure element may be a first annular sealing element arranged on an outer circumferential surface of the closure element in a first annular groove by means of which the first radial seal in which on the
  • Filter element idling opening seals the raw side against the clean side. In this way, a particularly good sealing effect between the raw side and the clean side of the filter device can be achieved.
  • the first radial seal may have a circular cylindrical radial sealing contour, by means of which the first radial seal in the mounted on the housing cover state of the closure element in the
  • Filter element idling opening seals the raw side against the clean side. This allows a particularly simple and thus cost-effective production of the filter device according to the invention.
  • the closure element may comprise a second radial seal, by means of which the closure element seals a housing interior to the outside in the state in the housing cover idling opening mounted in the housing cover.
  • the second radial seal which is arranged in addition to the first radial seal on the closure element, therefore, an additional sealing of the housing interior of the filter device can be achieved to the outside.
  • the closure element may comprise a second annular seal element arranged on the outer peripheral surface of the closure element in a second annular groove, by means of which the second radial seal in which on the housing cover
  • the filter element may comprise an annular filter body, which is closed at its two axial ends by means of a first and a second end plate.
  • the first end disk includes the
  • Filter element idling opening which is arranged concentrically in the first end plate, so that the first end plate is annular.
  • the first end plate of the filter element having an opening collar with a collar inner surface, in which the closure element in the on the
  • Housing cover attached state axially engages the formation of the first radial seal.
  • the opening collar as
  • Closure element can be further improved.
  • annular non-woven element can be attached, in particular welded, to the end disk, on which the outer peripheral surface of the
  • Closing element can be applied in the mounted on the housing cover state to form the first radial seal.
  • Closing element axially adjacent to each other have a first and a second radial step, by means of which the outer peripheral surface is divided into a first, second and third outer peripheral surface portion.
  • the first radial seal is associated with the first outer peripheral surface portion;
  • the second radial seal is disposed in the second outer peripheral surface portion.
  • the external thread of the closure element is then arranged in the third outer peripheral surface portion.
  • the housing cover idling opening and the filter element idling opening may each be circular and have first or second idling orifice diameters, wherein the first idling orifice diameter is greater than the second idling orifice diameter.
  • the housing cover idle opening and the
  • Filter element Leerlaufo réelle be mounted in the mounted on the housing cover state of the filter element concentric with each other.
  • a bypass channel can be provided in the closure element, which in a mounted on the housing cover state of
  • Closing element fluidly connects the raw side with the clean side.
  • By-pass channel is provided a valve element which between a closed position in which it closes the bypass channel fluid-tight, and an open position in which it the bypass channel to
  • Flowing through with a fluid releases is adjustable.
  • an overpressure function can be realized in the filter device, in such a way that at
  • a closure element main body of the closure element may be formed as a hollow body, in which the
  • Bypass channel is provided.
  • the valve element is displaceable for adjusting between the open and the closed position along an axial direction of the hollow body in this. This allows a technically simple and at the same time space-saving implementation of the bypass channel inside the closure element.
  • the weight of the closure element is provided.
  • a first passage opening can now be provided in the hollow body, which fluidly connects the bypass channel to the clean side in the state of the closure element attached to the housing cover.
  • a further, second passage opening is provided in the hollow body, which fluid side connects fluidically with the bypass channel.
  • the hollow body may be formed as a hollow cylinder, wherein the first passage opening at a first axial end of the
  • the hollow cylinder has a cylinder wall, in which the second passage opening is provided. That the
  • Hollow cylinder flowing fluid can thus thus first flow in the direction radially inward into the bypass channel, this flow along the axial direction and leave in the axial direction back into the clean side of the filter device. It is clear in this context that in variants other, deviating from a hollow cylinder geometries are conceivable, which may have the hollow body. For example, it may be thought that the hollow cylinder tapers conically along the axial direction. It can also be provided that the hollow cylinder has one or more radial steps along the axial direction.
  • the filter element may have an annular filter body, which is closed at its two axial ends by means of a first and a second end plate, wherein the first
  • Endplate has a concentrically arranged in this filter element idling opening, so that the first end plate is annular.
  • a projecting from this Filterelement- fastener is provided, which engages in a state attached to the housing cover in a provided on the housing cover complementary and inwardly projecting housing cover fixing element. This allows easy disassembly of the filter element, for example, for maintenance purposes or the like.
  • the housing cover enclosing the housing cover idling opening and projecting inwardly
  • the first end disk can correspondingly have an opening collar with a collar inner surface, in which the closure element engages in the mounted on the housing cover state in the region between the first and second passage opening axially to form the first radial seal.
  • the second passage opening provided in the cylinder wall is arranged in the state of the closure element fastened to the housing cover in the axial direction between the opening collar and the idle opening collar. In this way, the area between the opening collar and the idle opening collar can be used for a fluid connection between the raw side and the bypass channel, which reduces the space required for the realization of the closure element.
  • the second passage opening provided on the cylinder wall may include one or more separate sub-passage openings provided in the manner of windows in the cylinder wall. For the purpose of particularly simple technical realization of the first radial seal this can be on an outer peripheral surface of the
  • the opening collar of the filter element may be formed as a sealing lip, which makes the provision of an annular groove and a sealing element in the manner of a sealing ring on the closure element itself superfluous. According to another alternative may be at the first
  • Endrete also a ring-shaped nonwoven member attached, in particular welded, be, on which the outer peripheral surface of the
  • Closing element in the mounted on the housing cover state to form the first radial seal is present.
  • valve element may be formed according to a particularly preferred embodiment stamp-like with an extending along an axial direction valve element base body.
  • the valve element base body itself is then formed in the manner of a piston.
  • the valve element base body along the axial direction in a radially outwardly projecting first axial
  • the first axial end portion acts in the manner of an adjustable cover and thus seals the bypass channel against the clean side of the filter device.
  • the first axial end section is displaced beyond the first passage opening in the direction of the clean side of the filter element, ie axially away from the idling opening, so that the first passage opening is at least partially released. The valve element is then in the open position.
  • a spring element can be provided in the hollow body, which biases the valve element toward the closed position. The generated by the bias of the spring element
  • Biasing force can be determined by suitable design of the spring element, in particular with regard to the spring constant, such that for moving the valve element in the open position accumulated in the raw side of the filter means a predetermined oil
  • Threshold must exceed. In this case, the biasing force generated by the spring member is released, so that the valve element moves toward the open position. In the case that in the raw side of the spring member
  • Bias of the valve element by means of the spring element may be provided in the hollow body, an axial stop on which the spring element for biasing the valve element is supported at one end.
  • valve element for a particularly simple attachment of the valve element in the hollow body of the valve element base body can pass against the axial direction in a second axial end portion, in the region of a locking element is provided.
  • This locking element forms with a provided in the hollow body Support ring a latching device for releasably fixing the
  • Valve element on the spring element can thus at one end on the axial stop and the other end for biasing the
  • Valve element supported on the support ring, wherein the support ring is movable in the hollow body along the axial direction.
  • the present invention further relates to a filter element for a
  • the filter element may have an annular filter body, which is closed at its two axial ends by means of a first and a second end plate, wherein the first
  • Endplate has a concentrically arranged in this filter element idling opening, so that the first end plate is annular.
  • the filter element may further comprise a fastening element for fastening the filter element to the housing cover of a filter device having one or more of the above-mentioned features. This allows easy replacement of the filter element, for example, for maintenance purposes or the like.
  • the filter element idling opening may be bordered by an opening collar projecting inwards in the direction of the second end disk or outwardly away from the second end disk with a collar inner surface which is suitable for radial contacting with an annular
  • Sealing element is suitable. In this way, an improved sealing effect can be achieved.
  • To achieve a particularly high sealing effect of the opening collar may be formed in a preferred embodiment as a sealing lip.
  • annular non-woven element attached to the end plate, in particular welded be, which is suitable for radial contacting with an annular sealing element.
  • the invention further relates to a motor vehicle with a filter device having one or more of the aforementioned features.
  • FIG. 1 shows an embodiment of a filter device according to the invention
  • FIG. 2 is a partial view of Figure 2, 3 shows a first variant of the embodiment of Figure 1,
  • Fig. 5 shows a variant of the embodiment of Figure 1 with a in the
  • FIG. 7 shows a second variant of the embodiment of FIG. 5.
  • the filter device 1 shows a filter device 1 according to the invention in a partial longitudinal section view and designated 1.
  • the filter device 1 has a filter housing, which is shown only partially in FIG. 1 and designated by 2.
  • a housing cover 3 which has a housing cover idling opening 4, attached.
  • a filter element 5 Connected to the housing cover 3 is a filter element 5, which has a filter element idling opening 6 and, in the state shown in FIG. 1 (mounted in the filter housing 2), separates a raw side 7 from a clean side 8.
  • a closure element 9 is mounted, which closes both the housing cover idle opening 4 and the filter element idle opening 6.
  • the closure element is shown in more detail in FIG.
  • the closure element 9 can be formed as shown in FIGS. 1 and 2 as a screw plug with an external thread 10, which for closing the two idle openings 4, 6 in a on the
  • Housing cover 3 provided and complementary to the external thread 10 internal thread 1 1 is screwed.
  • the VerInstitutelennent 9 closes both the housing cover idle opening 4 and the filter element idle opening 6. To close the
  • the closure element 9 has a first radial seal 12, by means of which the closure element 9, the raw side 7 seals against the clean side 8.
  • a particularly good sealing effect of the first radial seal 12 is achieved by means of a first annular sealing element 13, which is arranged on an outer peripheral surface 14 in a first annular groove 15. This first annular sealing element 13 seals in the mounted on the housing cover 3 state of the closure element 9 in the filter idle opening 6, the raw side against the clean side.
  • closure element 9 has a second radial seal 16, by means of which the closure element 9 additionally seals a housing interior, which may comprise both the raw side 7 and the clean side 8 of the filter device 1, to the outside.
  • the closure element 9 in a manner analogous to the first radial seal 12 on the outer peripheral surface 14, a second annular groove 17, in which a second annular sealing member 18 is arranged, wherein by means of the second radial seal 16 of the Housing interior of the filter housing 2 is particularly well sealed to the outside.
  • the filter device 1 can have both an inlet opening for introducing unfiltered oil and an outlet opening for discharging an oil filtered by the filter device 1. These can preferably be in an axially opposite the closure element 9 region of
  • Filter device 1 may be arranged and are therefore not shown in the illustration of FIG. 1. Such an inlet opening can with the raw side 7 of the Filter device 1 are in fluid communication, so that the filter device 1 supplied unfiltered oil flows radially through the filter element 5 and then as filtered oil by the clean side 8 of the filter device 1 in
  • Fluid connection standing outlet opening the filter device 1 can leave again.
  • the raw side 7 of the filter device 1 is not arranged radially outside the clean side 8 as shown in FIGS. 1 and 2, but vice versa. According to this variant, the unfiltered oil would then flow through the filter element 5 radially outward.
  • the outer peripheral surface 14 of the closure element 9 axially adjacent to each other has a first and a second radial step 19, 20, by means of which the outer peripheral surface 14 in a first, second and third
  • a radial diameter of the first outer peripheral surface portion is smaller than a radial diameter of the second peripheral surface portion, and the radial diameter of the second outer peripheral surface portion is smaller than a radial diameter of the third outer peripheral surface portion.
  • a first idle opening diameter Di is that in the
  • Embodiment of Fig. 1 circular housing cover idle opening 4 larger than a second idle opening diameter D 2 of likewise in the form of a circular filter element idling opening 6.
  • the housing cover idling opening 4 and the filter element idling opening 6 are arranged concentrically with one another.
  • the closure element 9 designed as a closure screw is screwed out of the housing cover 3, so that both the first and second radial seal 12, 16 from the
  • Filter device 1 is removed. Then both the raw side 7 and the clean side 8 is in fluid communication with an external environment of the filter device 1, so that in the regions 21 and 22 accumulated unfiltered or filtered oil from the filter device 1 can be drained.
  • the closure element 9 can be easily attached by screwing the screw plug into the housing cover 3 on this, so that the first and second radial seal 12, 16 again the desired
  • this has an annular filter body 23, which at its two axial ends by means of a first end plate 24 and a second end plate (not shown in the partial view of FIG. 2). is closed.
  • the filter element idle opening 6 is in the first end plate 24th
  • the filter element 5 further comprises a fastening element 25 in the manner of a clip closure, by means of which the filter element 5 on the
  • Housing cover 3 of the filter device 1 is releasably secured. For this purpose, for the formation of the clip-closure and the housing cover 3 a to the
  • Fastener 25 complementary fastener on.
  • Filter element idle opening 6 of the filter element 5 is formed by an opening collar projecting inwards in the direction of the second end disk (not shown)
  • opening collar 26 has a collar inner surface which is radially in contact with the first annular seal member 13 for forming the first radial seal 12.
  • FIGS. 3a and 3b In a simplified variant of the invention shown in FIGS. 3a and 3b
  • Closure element 9 may be dispensed with the first annular sealing element.
  • the sealing lip 27 which, as shown in FIG. 3 a, protrudes inwards in the direction of the second end disk from the first end disk 24.
  • the sealing lip 27 can also protrude away from the first end disk 24 in the opposite direction, ie away from the second end disk.
  • On the closure element 9 can in the region of the first radial seal 12 for receiving the sealing lip
  • FIG. 5 shows a further variant of the filter element 1 of FIG. 1
  • closure element 9 is provided with a valve element 32 having a bypass channel 31 which connects the raw side 7 with the clean side 8 of the filter device 1 when the closure element 9 is mounted on the housing cover 3.
  • the closure element 9 has a closure element main body 30 and can in a manner analogous to the examples of Figures 1 to 4 as
  • Screw plug with an external thread 10 may be formed, which is screwed for closing the two idle openings 4, 6 in a provided on the housing cover 3 and the external thread 10 complementary internal thread 1 1.
  • the closure element main body 30 of the closure element 9 may, as shown in FIG. 5, be designed as a hollow body 36 in which the bypass channel 31 is provided.
  • the bypass channel 31 connects in an am
  • a valve element 32 is provided, which is adjustable between a closed and an open position. In the one shown in FIG.
  • valve element 32 closes the bypass channel 31 in a fluid-tight manner, whereas it releases the bypass channel 31 in the open position for flowing through with a fluid.
  • a fluid may preferably be Be oil when the filter device 1 is used as an oil filter in a motor vehicle.
  • the valve element 32 is displaceable for adjusting between the open and the closed position along an axial direction A of the hollow body 36.
  • a first through-opening 38 is provided which, in the state of the closure element 9 shown on the housing cover 3 shown in FIG. 5, fluidly connects the bypass channel 31 with the clean side 8.
  • the hollow body 36 may be formed as shown in FIG. 5 as a hollow cylinder 33.
  • the first passage opening 38 is provided at a first axial end of the hollow cylinder 33, which faces the filter element 5 in the mounted state of the closure screw 9.
  • the hollow cylinder 33 shown in FIG. 5 comprises a cylinder wall 34, in which a second passage opening 37 is provided. This second passage opening 37 fluidly connects the raw side 7 with the bypass passage 31.
  • a plurality of such passage openings 37 for example in the manner of passage windows, may be provided in the cylinder wall 34.
  • the cylinder wall 34 can also taper conically.
  • valve element 32 In the state shown in FIG. 5, the valve element 32 is in the closed position, in which the fluid connection between the raw side 7 and the clean side 8 established by means of the bypass channel 31 is interrupted.
  • the flow path of the bypass channel 31 is interrupted.
  • valve element 32 shown in FIG. 5 is stamp-like with one extending along the axial direction A.
  • Valve element base body 40 is formed, which along the axial direction A in a radially outwardly projecting first axial end portion 41st passes.
  • the first passage opening 38 is closed in the closed state of the valve element 32 shown in FIG. 5 in a fluid-tight manner.
  • the valve element 32 is moved along the axial direction A away from the housing cover idling opening 4 to the filter element 5, so that the first axial end portion 41, the first passage opening 38 releases.
  • valve element 32 may act in the manner of a pressure relief valve, which by means of the bypass channel 31, the fluid connection between the
  • a spring element 39 may be provided in the hollow body 36, which the valve member 32 for
  • Preload can be provided in the hollow body 36, an axial stop 42 on which the spring element 39 is supported for biasing the valve member 32 at one end.
  • the axial stop 42 may take the form of an in
  • Circumferential direction of the cylinder wall 34 extending radially inward
  • the valve element base body 40 can, as shown in FIG. 5, proceed opposite to the axial direction A into a second axial end section 43, in the region of which a latching element 44 is provided, which is provided with a locking element 44 Hollow body 36 provided support ring 48 a latching device for releasably attaching the valve member 32 on the spring element 39 is formed.
  • the locking element 44 can be clipped into the support ring 48.
  • the support ring 48 is then arranged together with the valve element 32 along the axial direction A movable in the bypass channel 31.
  • the spring element 39 thus supports one end on the axial
  • this can be closed by means of a cylinder-like bypass passage closure element 45.
  • the housing cover 3 may have a housing cover idle opening 4 enclosing and projecting inwardly idle opening collar 46.
  • the end disk 24 of the filter element 5 can accordingly have an opening collar 26 with a collar inner surface, in which the closure element 9, in particular its hollow body 36, in the region between the first and second through-holes 38, 37 engages axially to form the first radial seal 12.
  • second passage opening 37 is disposed in the state attached to the housing 3 of the closure member 9 in the axial direction A between the opening collar 26 and the idle opening collar 46.
  • the closure element 9 can be easily attached by screwing the screw plug into the housing cover 3 on this, so that the first and second radial seal 12, 16 again the desired
  • the filter element 5 has an annular filter body 23 which is closed at its two axial ends by means of a first end disk 24 and a second end disk (not shown in the partial view of FIG. 5) is.
  • the filter element idle opening 6 is arranged in the first end plate 24 concentric with this, so that the first end plate 24 is annular.
  • the filter element 5 furthermore has a filter element fastening element 25 in the manner of a clip closure, by means of which the filter element 5 can be detachably fastened to the housing cover 3 of the filter device 1.
  • Filter element 5 is surrounded by the collar 26 projecting inwards in the direction of the second end disk (not shown), wherein the opening collar 26 has a collar inner surface which radially with the first annular sealing member 13 for forming the first
  • Radial seal 12 may be in contact.
  • the first annular sealing element can be dispensed with.
  • the first radial seal 12 for sealing the raw side 7 against the clean side 8 have a circular cylindrical radial sealing contour.
  • the opening collar 26 is formed as a sealing lip 27 which, as shown in Figure 3a, projects inwardly in the direction of the second end plate of the first end plate 24 and abuts the hollow body 36.
  • the filter element 5 can have an annular fleece element 28 which can be welded to the first end plate 24 of the filter element 5.
  • Raw side 7 can be sealed against the clean side 8.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Filtration Of Liquid (AREA)

Abstract

L'invention concerne un système de filtre (1), destiné notamment à un véhicule à moteur, comprenant : - un boîtier de filtre (2), - un couvercle de boîtier (3) qui est fixé sur le boîtier de filtre (2) et comporte un orifice d'écoulement de couvercle de boîtier (4), - un élément filtrant (5) qui est ou peut être relié au couvercle de boîtier (3), qui comporte un orifice d'écoulement d'élément filtrant (6) et qui, dans un état monté dans le boîtier de filtre (2), sépare un côté brut (7) d'un côté propre (8), - un élément de fermeture (9) qui est ou peut être monté sur le couvercle de boîtier (3) et qui, dans un état monté sur le couvercle de boîtier (3) ferme à la fois l'orifice d'écoulement de couvercle de boîtier (4) et l'orifice d'écoulement d'élément filtrant (6), - l'élément de fermeture (9) comportant un premier joint radial (12) au moyen duquel l'élément de fermeture (9), dans l'état monté sur le couvercle de boîtier (3), rend le côté brut (7) étanche par rapport au côté propre (8) dans l'orifice d'écoulement de l'élément filtrant (6).
PCT/EP2013/061067 2012-05-31 2013-05-29 Système de filtre WO2013178680A1 (fr)

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EP13726191.3A EP2854986A1 (fr) 2012-05-31 2013-05-29 Système de filtre

Applications Claiming Priority (2)

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DE102012209242.0 2012-05-31
DE102012209242A DE102012209242A1 (de) 2012-05-31 2012-05-31 Filtereinrichtung

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EP (1) EP2854986A1 (fr)
DE (1) DE102012209242A1 (fr)
WO (1) WO2013178680A1 (fr)

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EP2796179A1 (fr) * 2013-04-23 2014-10-29 N.D.R. S.R.L. Soc. Unipersonale Cartouche de filtration pour filtrer des liquides
EP3153220A1 (fr) * 2015-10-05 2017-04-12 N.D.R. S.R.L. Soc. Unipersonale Cartouche de filtration de liquides
WO2017133877A1 (fr) * 2016-02-01 2017-08-10 Mann+Hummel Gmbh Élément filtrant et filtre pour fluide
JP2019507286A (ja) * 2015-12-24 2019-03-14 マーレ トンヒョン フィルタ システムズ カンパニー リミテッド グリップを有するドレインピンを備えた液体フィルタモジュール
WO2019091979A1 (fr) * 2017-11-10 2019-05-16 Mann+Hummel Gmbh Élément filtrant muni d'un élément d'étanchéité monté rotatif pour l'ouverture d'évacuation d'un boîtier de filtre et système filtrant
DE102017012015A1 (de) 2017-12-22 2019-06-27 Mann+Hummel Gmbh Filterelement eines Filters für Flüssigkeit, Ablassverschlusselement für eine Ablassöffnung eines Filtergehäuses, Gehäuseteil eines Filtergehäuses und Filter
WO2019120976A1 (fr) 2017-12-22 2019-06-27 Mann+Hummel Gmbh Élément filtrant d'un filtre à liquide, élément de fermeture d'écoulement pour ouverture d'écoulement d'un boîtier de filtre, et filtre

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WO2014082762A1 (fr) * 2012-11-30 2014-06-05 Mann+Hummel Gmbh Filtre, élément filtrant, boîtier de filtre et dispositif de purge d'un filtre
DE102017109924B4 (de) * 2017-05-09 2023-04-06 Argo-Hytos Group Ag Filtersystem und Verfahren zum Filtrieren von Flüssigkeit
DE102021128603A1 (de) 2021-11-03 2023-05-04 Mann+Hummel Gmbh Verschlusselement für wenigstens eine Ablassöffnung eines Filtersystems, Filtergehäuseteil eines Filtersystems, Filterelement, Filtersystem, Verwendung eines Filterelements und eines Verschlusselements in einem Filtersystem
CN115400485B (zh) * 2022-08-26 2023-12-15 深圳普门科技股份有限公司 过滤器及其设计方法和分析仪

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JPH09173716A (ja) * 1995-12-27 1997-07-08 Denso Corp エレメント交換型フィルタ
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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2796179A1 (fr) * 2013-04-23 2014-10-29 N.D.R. S.R.L. Soc. Unipersonale Cartouche de filtration pour filtrer des liquides
EP3153220A1 (fr) * 2015-10-05 2017-04-12 N.D.R. S.R.L. Soc. Unipersonale Cartouche de filtration de liquides
US10625187B2 (en) 2015-12-24 2020-04-21 Mahle Donghyun Filter Systems Co., Ltd. Liquid filter assembly having a drain pin with a grip
JP2019507286A (ja) * 2015-12-24 2019-03-14 マーレ トンヒョン フィルタ システムズ カンパニー リミテッド グリップを有するドレインピンを備えた液体フィルタモジュール
US10881994B2 (en) 2015-12-24 2021-01-05 Mahle Donghyun Filter Systems Co., Ltd. Liquid filter assembly having a drain pin with a grip
WO2017133877A1 (fr) * 2016-02-01 2017-08-10 Mann+Hummel Gmbh Élément filtrant et filtre pour fluide
WO2019091979A1 (fr) * 2017-11-10 2019-05-16 Mann+Hummel Gmbh Élément filtrant muni d'un élément d'étanchéité monté rotatif pour l'ouverture d'évacuation d'un boîtier de filtre et système filtrant
DE102017012015A1 (de) 2017-12-22 2019-06-27 Mann+Hummel Gmbh Filterelement eines Filters für Flüssigkeit, Ablassverschlusselement für eine Ablassöffnung eines Filtergehäuses, Gehäuseteil eines Filtergehäuses und Filter
WO2019120976A1 (fr) 2017-12-22 2019-06-27 Mann+Hummel Gmbh Élément filtrant d'un filtre à liquide, élément de fermeture d'écoulement pour ouverture d'écoulement d'un boîtier de filtre, et filtre
DE102017012016A1 (de) 2017-12-22 2019-06-27 Mann+Hummel Gmbh Filterelement eines Filters für Flüssigkeit, Ablassverschlusselement für eine Ablassöffnung eines Filtergehäuses und Filter
WO2019120981A1 (fr) 2017-12-22 2019-06-27 Mann+Hummel Gmbh Élément filtrant d'un filtre à liquide, élément de fermeture d'écoulement pour ouverture d'écoulement d'un boîtier de filtre, partie boîtier d'un boîtier de filtre et filtre
CN111491706A (zh) * 2017-12-22 2020-08-04 曼·胡默尔有限公司 用于液体的过滤器的过滤元件、用于过滤器壳体的排放口的排放封闭元件、过滤器壳体的壳体件以及过滤器
CN111491707A (zh) * 2017-12-22 2020-08-04 曼·胡默尔有限公司 用于流体的过滤器的过滤元件、用于过滤器壳体的排放口的排放封闭元件和过滤器
CN111491707B (zh) * 2017-12-22 2022-04-19 曼·胡默尔有限公司 用于流体的过滤器的过滤元件、用于过滤器壳体的排放口的排放封闭元件和过滤器
CN111491706B (zh) * 2017-12-22 2022-07-08 曼·胡默尔有限公司 用于液体的过滤器的过滤元件、用于过滤器壳体的排放口的排放封闭元件、过滤器壳体的壳体件以及过滤器

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EP2854986A1 (fr) 2015-04-08

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