WO2016124258A1 - Élément de filtration modulaire d'un système de filtration, cadre d'élément et système de filtration - Google Patents

Élément de filtration modulaire d'un système de filtration, cadre d'élément et système de filtration Download PDF

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Publication number
WO2016124258A1
WO2016124258A1 PCT/EP2015/063581 EP2015063581W WO2016124258A1 WO 2016124258 A1 WO2016124258 A1 WO 2016124258A1 EP 2015063581 W EP2015063581 W EP 2015063581W WO 2016124258 A1 WO2016124258 A1 WO 2016124258A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
bellows
frame
peripheral side
axis
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.)
Ceased
Application number
PCT/EP2015/063581
Other languages
German (de)
English (en)
Inventor
Michael Kaufmann
Klaus-Dieter Ruhland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mann and Hummel GmbH
Original Assignee
Mann and Hummel 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 Mann and Hummel GmbH filed Critical Mann and Hummel GmbH
Publication of WO2016124258A1 publication Critical patent/WO2016124258A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0005—Mounting of filtering elements within casings, housings or frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0013—Modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2265/04—Permanent measures for connecting different parts of the filter, e.g. welding, glueing or moulding
    • B01D2265/05—Special adapters for the connection of filters or parts of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • F02M35/02475—Air cleaners using filters, e.g. moistened characterised by the shape of the filter element
    • F02M35/02491—Flat filter elements, e.g. rectangular

Definitions

  • Modular filter element of a filter system element frame of a filter
  • the invention relates to a modular filter element of a filter system, in particular a modular filter system, in particular a multi-stage filter system for the filtration of gaseous fluid, in particular air, in particular an internal combustion engine, in particular a motor vehicle, a construction or agricultural machine and / or a compressor.
  • the invention relates to an elementary frame of a modular filter element, in particular a filter element according to the invention, a filter system, in particular a modular filter system, in particular a multi-stage filter system, for filtering gaseous fluid, in particular air, in particular an internal combustion engine, in particular a motor vehicle, a building or Agricultural machine and / or a compressor.
  • a filter system in particular a modular filter system, in particular a multi-stage filter system, for filtering gaseous fluid, in particular air, in particular an internal combustion engine, in particular a motor vehicle, a building or Agricultural machine and / or a compressor.
  • the invention relates to a filter system, in particular modular filter system, in particular multi-stage filter system, for filtering gaseous fluid, in particular air, in particular an internal combustion engine, in particular a motor vehicle, a construction or agricultural machine and / or a compressor, with at least one modular filter element , in particular a filter element according to the invention.
  • gaseous fluid in particular air
  • an internal combustion engine in particular a motor vehicle, a construction or agricultural machine and / or a compressor
  • at least one modular filter element in particular a filter element according to the invention.
  • a filter element is arranged interchangeably in a filter housing. It is necessary that the filter elements used with respect to their installation type, in particular their outer shape and their outer dimensions, to match the corresponding filter housing.
  • the filter element used can not easily be replaced by a filter element with a smaller filter capacity, without previously making structural changes to the filter housing or replacing the entire filter housing.
  • the invention has for its object to design a filter element, an element frame and a filter system of the type mentioned, which allow Filterele- elements of the same type of installation with respect to the filter housing of the filter system with different sized filter bellows as simple as possible, in particular with as few optional module components to realize. Disclosure of the invention
  • the filter element comprises at least one with respect to an element axis circumferentially extending element frame in which at least one preferably designed as a folded filter bellows filter body is arranged, which has at least one for the filtration of the fluid permeable filter medium or consists thereof , wherein the element axis crosses an inflow side and an outflow side of the at least one filter bellows and between at least one of the at least one filter bellows with respect to the element axis circumferential frame-side peripheral side of the at least one element frame and at least one of at least one frame-side circumferential side facing bellows-side peripheral side of at least a filter bellows at least one intermediate element is or can be arranged to compensate for at least one possible interstice between the at least one Filterb alg and the at least one element frame, in particular the at least one frame-side peripheral side.
  • a filter bellows instead of a filter bellows, however, other types of filter bodies are possible, for example filter bodies with mutually
  • At least one optional intermediate element is provided, with which any space between the at least one filter bellows and the at least one element frame can be compensated.
  • optionally different sized filter bellows can be arranged in element frames of the same installation type, ie with respect to the installation in the filter housing same configuration, in particular the same outer shape and size.
  • optionally at least one corresponding intermediate element is arranged to compensate for this gap. If the at least one filter bellows used completely fills the interior space of the at least one element frame, ie no gap remains, the at least one intermediate element can be dispensed with. the.
  • element frames of the same installation type can optionally be kept modular with different intermediate elements or without intermediate elements.
  • the modular components for two, three or more different sizes of filter bellows can be kept.
  • a filter system can be optionally equipped with different sized filter bellows. Where lower life is accepted and / or the dirt load of the filter bellows is lower, smaller filter bellows, in particular with smaller filter surfaces, can be used. In this way, a cost of material can be reduced to filter medium and / or a production cost in the filter bellows. Accordingly, the costs, in particular material costs and / or production costs, can be reduced.
  • the at least one element frame and / or the at least one intermediate element can be made of plastic or at least comprise plastic.
  • the at least one element frame and / or the at least one intermediate element can be produced by a plastic molding method, in particular a casting method, injection method, injection molding method and / or blow molding method or the like.
  • the at least one element frame and / or the at least one intermediate element can be produced using production tools, in particular molding tools and interchangeable inserts.
  • At least one intermediate element may have at least one profile piece, in particular an L-shaped, T-shaped, double-T-shaped or U-shaped or similar profile piece, and / or a solid body.
  • a profile piece can be realized easily and with low material costs and thus correspondingly lower weight.
  • a solid body can simply be made of a foam material, in particular a closed-cell foam material, be realized.
  • the at least one filter bellows can be open.
  • the filter medium is not closed to a hollow body.
  • the filter medium in particular a so-called. Round filter element, the filter medium is circumferentially closed and surrounds an interior.
  • the filter element may be a flat filter element.
  • the filter element may be flat or curved.
  • the inflow side and / or the outflow side of the filter bellows may be flat, curved or stepped.
  • the filter element can also be box-shaped.
  • the filter medium may be filter paper, filter fleece, filter foam, meltblown, nonwoven, woven fabric or another type of filter medium suitable for filtering in particular gaseous fluid, in particular air, or a combination of different filter media.
  • the filter medium can be single-layered or multi-layered.
  • the filter medium can be foldable and / or bendable.
  • the filter system, in particular the filter element can advantageously be part of an air line region, in particular an air intake tract or an air outlet tract, an internal combustion engine of a motor vehicle, a construction or agricultural machine and / or a compressor. It can serve for the purification of combustion air or engine air, which is supplied to the internal combustion engine.
  • the invention is not limited to a filter system / filter element of an air line region of an internal combustion engine of a motor vehicle, a construction or agricultural machine and / or a compressor. Rather, it can also be used in other types of filter systems for gaseous fluids of motor vehicles, construction or agricultural machinery and / or compressors.
  • the filter system can also be an interior filter system.
  • the filter system can also be used outside the automotive industry, especially in industrial engines.
  • At least one intermediate element can in particular be connected in one piece or in several pieces to at least one element frame.
  • the at least one element frame and the at least one intermediate element can be easily manufactured together.
  • different element frame modules of the same installation type with different, in particular different sizes, intermediate elements can be easily prefabricated and kept.
  • the at least one element frame and the at least one intermediate element can be produced in one piece by a molding process, in particular from / with plastic.
  • At least one intermediate element in the form of a profile piece in particular an L-shaped profile piece, can be connected in one piece with the at least one element frame with at least one leg.
  • Such combinations of intermediate elements and element frames can be easily removed from the mold in a molding process.
  • element frames of the same type of installation can be made with the same mold and different inserts for designs with different intermediate elements or without intermediate element.
  • the cost of manufacturing tools can be reduced.
  • At least one intermediate element may be arranged as a separate component in / on the element frame, in particular in multiple pieces connected to the element frame.
  • At least one intermediate element may be connected to at least one filter bellows.
  • filter bellows of different sizes can already be modularly equipped with at least one corresponding intermediate element during production. They can then be used with element frames of identical design.
  • a gap between at least one peripheral side wall on the bellows side and at least one frame-side peripheral wall can be filled, in particular foamed, with a filling material.
  • the filler realized so a corresponding intermediate element.
  • at least one intermediate element may have at least one fluid-impermeable closing section for the fluidic closing of at least one intermediate space.
  • At least one end portion of at least one intermediate space and / or on one of the downstream side facing at least one gap and / or within at least one intermediate space at least one end portion of at least one intermediate element may be arranged on a side facing the inflow side.
  • an arrangement of at least one end section only on the inflow side With an arrangement of at least one end section only on the inflow side, a flow of unpurified fluid into the at least one intermediate space and to the clean side of the at least one filter element can be prevented.
  • An arrangement of at least one end portion only on the downstream side can prevent a flow of unpurified fluid through the at least one gap to the clean side of the at least one filter element.
  • An arrangement of at least one end section on the outflow side and the inflow side can close the at least one intermediate space to the raw side and to the clean side of the filter element.
  • At least one intermediate element in particular at least one end section of the at least one intermediate element, can be sealed against the bellows-side peripheral side of the at least one filter bellows by means of a sealing device, in particular a seal or a sealing strip.
  • At least one intermediate element may have at least one support section, for supporting the bellows-side peripheral side against the element frame, in particular against the frame-side circumferential side.
  • the at least one filter bellows on the bellows-side peripheral side can be supported against the element frame. Even small filter bellows can be kept stable in the at least one element frame by means of at least one intermediate element.
  • At least one intermediate element can have at least one support section, which can be supported on the element frame by means of at least one end section, in particular connected to the element frame.
  • At least one filter medium of at least one filter bellows can be folded in particular in a zigzag shape.
  • the at least one filter bellows may have at least one filter medium folded in a zigzag along folding edges.
  • the pleats may advantageously extend along the main flow direction, which then defines the orientation of their pleat heights.
  • the main flow direction can advantageously run parallel to the element axis.
  • the folds of the at least one filter bellows can advantageously extend between the inflow side and the outflow side of the at least one filter bellows.
  • the fold height is then the respective distance between an inflow-side fold edge and its adjacent outflow-side fold edge, in particular in the main flow direction.
  • the inflow-side fold edges span the inflow side and the outflow-side fold edges span the outflow side of the filter bellows.
  • the inflow-side fold edges can run parallel.
  • the downstream folding edges can run parallel to each other.
  • the inflow-side fold edges and the downstream fold edges can run parallel.
  • at least one filter bellows may have a zigzag folded filter medium with deep folds.
  • an approximately prismatic or cuboidal filter bellows one speaks in particular of deep folds when a fold height is at least as great as the extent in the direction of the fold edges and / or in the direction transverse to the fold edges.
  • varying fold courses can also be provided within the filter bellows.
  • the fold heights and / or fold courses can vary within at least one of the folds.
  • the fold heights and / or fold courses may alternatively or additionally also vary between the folds, in particular adjacent folds. In this way, a curved course of the throughflow side, in particular the inflow side and / or the outflow side, can be realized.
  • the pleat heights in the center of the filter bellows can be smaller or larger than in the region of the longitudinal sides, in particular the forehead pleats.
  • at least one filter bellows can also be graduated by corresponding variation of the fold heights.
  • the at least one filter bellows in the region of the end faces, in particular the forehead wrinkles be of different heights.
  • the filter bellows can also be realized as a solid block of a corresponding filter medium, in particular a filter foam.
  • the at least one bellows-side peripheral side of the at least one filter bellows can be formed by an outer fold of the at least one filter medium or at least adjacent thereto. In this way, the number of folds can be easily changed to realize different sized filter bellows. By reducing the number of pleats, a manufacturing cost of the filter bellows can be significantly reduced.
  • the outer folds can be the front folds of the filter bellows.
  • At least one filter bellows in particular the entire filter element, angular, in particular prismatic, cuboid, cube-shaped, pyramidal, wedge-like or the like.
  • the at least one filter bellows may have approximately the shape of a polyhedron.
  • the at least one filter bellows can be prismatic, cuboidal, cube-shaped, pyramidal, wedge-shaped or the like. It is not necessary that all sides, in particular peripheral sides, of the at least one filter bellows are flat.
  • the sides of the at least one filter bellows may also be partially bent or stepped. Opposite pages can be parallel. Alternatively or additionally, at least two opposite sides can also run obliquely or otherwise not parallel to one another.
  • a peripheral side in particular the inflow side
  • the opposite circumferential side in particular the outflow side
  • At least two opposite circumferential sides of the filter bellows may be parallel to each other.
  • the filter bellows / filter element can have a rectangular or square cross-section perpendicular to the element axis.
  • the at least one bellows-side peripheral side which is adjacent to at least one possible gap, on a peripheral side of at least one filter bellows, in particular a prismatic filter bellows, be arranged, which has a smaller areal extent, as compared with respect to the element axis Peripheral side of the at least one filter bellows.
  • a ratio between the shortened length and the thus lost filter capacity / filter area of the at least one filter bellows can be improved.
  • a smaller filter capacity / filter surface is lost than with a corresponding length reduction of the at least one filter bellows on the opposite, larger peripheral side.
  • a ratio between required installation space and for filtration of active filter surface can thus be optimized.
  • the object is further achieved with the element frame in that the element frame extends circumferentially with respect to an element axis, at least one filter bellows can be arranged in the element frame and at least one intermediate element is arranged on a circumferential side of the element frame surrounding the element axis or can be, to compensate for any local gap between the at least one filter bellows and the at least one element frame.
  • the filter element comprises at least one element frame extending circumferentially with respect to an element axis, in which at least one filter bellows is arranged, which comprises or consists of at least one filter medium through which the fluid can be filtered; Element axis an inflow side and an outflow side of the at least one filter bellows crosses and wherein between at least one of the at least one filter bellows facing.
  • At least one intermediate element is arranged or can be, to compensate for at least one possible interstice between see the at least one filter bellows and the at least one element frame, in particular the w at least one frame-side peripheral side.
  • Figure 1 is an isometric view of a modular filter element of a filter system for combustion air of an internal combustion engine with a small filter bellows, with view to the upstream side;
  • Figure 2 is an isometric view of the filter element of Figure 1 with a view of the downstream side;
  • Figure 3 is a longitudinal section of the filter element of Figures 1 and 2;
  • Figure 4 is an isometric view of a filter system with the filter element of Figures 1 to 3;
  • FIG 5 is an isometric view of a filter element of the same type of installation as the filter element of Figures 1 and 3, which can be alternatively used in the filter system of Figure 4, with a view of the downstream side, the filter element here has a large filter bellows;
  • Figure 6 is an isometric view of the filter element of Figure 4 with a view of the inflow side.
  • FIGS. 1 to 3 show a modular filter element 10 of a modular multistage filter system 12 according to first equipment in different perspectives and sections.
  • the filter system 12 is shown in FIG.
  • the filter system 12 is arranged for filtering air in an air intake tract of an internal combustion engine of a construction or agricultural machine or a compressor.
  • the overall prismatic filter element 10 comprises an element frame 1 extending circumferentially with respect to an element axis 14.
  • a correspondingly prismatic filter bellows 18 is arranged in the element frame 16.
  • the filter element 10 and the filter bellows 18 are rectangular.
  • the prisms of the element frame 16 and of the filter bellows 18 each have two opposite parallel base sides, between which four perpendicularly extending peripheral sides extend. Three of the peripheral sides are in pairs vertically on each other, wherein the middle of these peripheral sides forms an inflow side 20 of the filter bellows 18 and the filter element 10.
  • the inflow side 20 runs perpendicular to the element axis 14.
  • a main flow direction of the air through the filter element 10 is indicated in FIGS. 1 to 3 by arrows 22.
  • the main flow direction 22 runs parallel to the element axis 14.
  • the downstream peripheral side is hereinafter referred to as outflow side 24.
  • the element axis 14 crosses the inflow side 20 and the outflow side 24 of the filter bellows 18th
  • frame-side peripheral side 26 With respect to the element axis 14 shorter peripheral side of the element frame 1 6 between the inflow side 20 and the outflow side 24 is hereinafter referred to as frame-side peripheral side 26.
  • the peripheral side of the filter bellows 18 facing the frame-side peripheral side 26 is referred to below as the bellows-side peripheral side 28.
  • the bellows-side peripheral side 28 is disposed on the peripheral side of the prismatic filter bellows 18, which has a smaller areal extent than the respect to the element axis 14 opposite peripheral side.
  • the filter bellows 18 is in this configuration of the filter element 10 in the direction perpendicular to the frame-side peripheral side 26 shorter than an interior of the element frame 1 6.
  • the bellows-side peripheral side 28 is therefore spaced from the frame-side peripheral side 26.
  • the filter bellows 18 consists of a filter medium 32, for example filter paper, which can be flowed through for filtering the air.
  • the filter medium 32 is folded in a zigzag shape.
  • the folded edges 34 are located on the inflow side 20 and on the outflow side 24.
  • the folding edges 34 parallel to each other and extend perpendicular to the element axis 14, perpendicular to the base sides and parallel to the bellows peripheral side 28 of the filter bellows 18.
  • the folds extend parallel to Element axis 14 and substantially parallel to the bellows-side peripheral side 28.
  • the bellows-side peripheral side 28 of the filter bellows 18 is formed by an outer fold, which may also be referred to as a front fold of the filter medium.
  • the pleat height is a distance parallel to the element axis 14 between adjacent inflow-side fold edges 34 and outflow-side fold edges 34.
  • the False tenheft of the filter bellows 18 is reduced perpendicular to the element axis 14 in the direction of the longer, in the figure 1 and 2 upper peripheral side to the bellows-side peripheral side 28 viewed stepwise.
  • the filter bellows 18 is circumferentially surrounded by the element frame 1 6 with respect to the element axis 14.
  • the element frame 1 6 is open on the inflow side 20 and the outflow side 24.
  • the element frame 1 6 On its outer circumferential side opposite the frame-side peripheral side 26, the element frame 1 6 has on the outside a handle 36 on which the filter element 10 can be grasped and removed from a filter housing 38 of the filter system 12 and installed in it.
  • An axial seal 40 is fixed circumferentially to the element axis at the downstream edge of the element frame 1 6. Between the frame-side peripheral side 26 of the element frame 1 6 and the bellows-side peripheral side 28 of the filter bellows 18, an intermediate element 42 is arranged to compensate for the gap 30.
  • the intermediate element 42 is a profile L-shaped profile piece.
  • One leg of the profile piece forms a support section 44 of the intermediate element 42.
  • the other leg forms a termination section 46.
  • the intermediate element 42 is integrally connected to the element frame 1 6 via the termination section 46.
  • the closing section 46 merges integrally into the frame-side peripheral side 26 and the adjacent base sides of the element frame 1 6 at three of its adjacent side edges.
  • On its side facing away from the frame-side peripheral side 26 of the end portion 46 is integrally in the support portion 44 via.
  • the end portion 46 is impermeable to air. It extends on the inflow side 20 parallel to this in an extension to the inflow side 20 of the filter bellows 18. The final section 46 closes off the interspace 30 airtight on the inflow side 20
  • the support portion 44 is perpendicular to the end portion 46. It is also impermeable to air in this embodiment. It extends over the extent of the bellows-side peripheral side 28.
  • the support section 44 is connected to the element frame 16 by means of the terminating section 46.
  • the support portion 44 supports the bellows-side peripheral side 28 of the filter bellows 18 via the end portion 46 against the frame-side peripheral side 26 of the element frame 1 6.
  • the closing section 46 is sealed by means of a sealing strip 48 made of polyurethane against the bellows-side peripheral side 28 of the filter bellows 18.
  • the sealing strip 48 extends parallel to the bellows-side peripheral side 28 on the inflow side 20. It is located at the transition of the end portion 46 to the support portion 44th
  • the element frame 16 is cast with the intermediate element 42 made of plastic using a molding tool.
  • the mold is provided with a removable insert, which allows the intermediate element 42 can be integrally molded to the element frame 1 6.
  • the filter medium 32 is folded to the filter bellows 18.
  • the filter bellows 18 is inserted into the element frame 1 6 so that the bellows-side peripheral side 28 rests against the support portion 44 of the intermediate element 42.
  • the sealing strip 48 is molded from polyurethane on the inflow side 20.
  • the axial seal 40 is arranged on the outflow side 24 of the element frame 1 6.
  • the finished filter element 10 is introduced through an installation opening 50 in the filter housing 38 of the filter system 12, as shown in Figure 4. Subsequently, the mounting opening 50 is closed with a housing cover, not shown.
  • the filter system 12 is constructed overall as a so-called. Inline filter system. This means that the three filter stages, namely the pre-separator module 52, the filter element 10 and the secondary filter element, are arranged linearly one behind the other along a main flow axis.
  • the filter system 10 is modular.
  • the pre-separator module 52 and the filter element 10 are modularly interchangeable with other pre-separator modules or filter element modules of the same or similar type of installation.
  • FIGS. 5 and 6 show a filter element 10 of the same type of installation as the filter element 10 from FIGS. 1 to 3, which in the filter housing 38 from FIG. can be used natively.
  • a filter bellows 18 that is longer than the element axis 14 and perpendicular to the bellows-side peripheral side 28 is provided in the filter element 10 of FIGS. 5 and 6.
  • the filter bellows 18 fills the interior of the element frame 1 6 completely.
  • the bellows-side peripheral side 28 abuts directly on the frame-side peripheral side 26.
  • the intermediate element can therefore be dispensed with in this configuration of the filter element 10.
  • the same outer mold can be used as for the production of the element frame 1 6 for the filter element 10 of Figures 1 to 3. Only the replacement insert must be replaced with a removable insert without mold for the intermediate element 42.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

L'invention concerne un élément de filtration modulaire (10) d'un système de filtration, en particulier d'un système de filtration modulaire, notamment d'un système de filtration à plusieurs étages, destiné à filtrer un fluide gazeux, en particulier de l'air, notamment d'un moteur à combustion interne, notamment d'un véhicule automobile, d'un engin de construction ou d'une machine agricole et/ou d'un compresseur. L'invention concerne également un cadre d'élément (16) et un système de filtration. L'élément de filtration (10) comprend au moins un cadre d'élément (16) qui s'étend périphériquement par rapport à un axe d'élément (14). Au moins un soufflet de filtration (18) est disposé dans le cadre d'élément (16). Le soufflet de filtration (18) comporte au moins matériau filtrant (32) traversable pour filtrer le fluide ou est constitué de celui-ci. L'axe (14) de l'élément croise un côté entrée (20) et un côté sortie (24) de l'au moins un soufflet de filtration (18). Un élément intermédiaire (42) est disposé ou peut être disposé entre au moins un côté périphérique côté cadre (26) de l'au moins un cadre d'élément (16), tourné vers l'au moins un soufflet de filtration (18) et disposé périphériquement par rapport à l'axe (14) de l'élément, et au moins un côté périphérique côté soufflet (28) de l'au moins un soufflet de filtration (18), tourné vers l'au moins un côté périphérique côté cadre (26), pour compenser au moins un espace intermédiaire (30) éventuellement présent entre l'au moins un soufflet de filtration (18) et l'au moins un cadre d'élément (16), en particulier l'au moins un côté périphérique côté cadre (26).
PCT/EP2015/063581 2015-02-03 2015-06-17 Élément de filtration modulaire d'un système de filtration, cadre d'élément et système de filtration Ceased WO2016124258A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015001225.8 2015-02-03
DE102015001225.8A DE102015001225A1 (de) 2015-02-03 2015-02-03 Modular aufgebautes Filterelement eines Filtersystems, Elementrahmen eines Filterelements und Filtersystem

Publications (1)

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WO2016124258A1 true WO2016124258A1 (fr) 2016-08-11

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DE102016011950A1 (de) * 2016-10-07 2018-04-12 Mann + Hummel Gmbh Filterelement, insbesondere zur Gasfiltration

Citations (2)

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Publication number Priority date Publication date Assignee Title
US5772713A (en) * 1996-05-30 1998-06-30 Salinas; Irma C. Adjustable filter assembly
DE102012012940A1 (de) * 2012-06-29 2014-01-02 Mann + Hummel Gmbh Filterhalterahmen für ein Filtersystem

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JPH07265633A (ja) * 1994-03-31 1995-10-17 Tsuchiya Mfg Co Ltd エアフィルタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5772713A (en) * 1996-05-30 1998-06-30 Salinas; Irma C. Adjustable filter assembly
DE102012012940A1 (de) * 2012-06-29 2014-01-02 Mann + Hummel Gmbh Filterhalterahmen für ein Filtersystem

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