CN109689181A - Filter element and filtration system - Google Patents
Filter element and filtration system Download PDFInfo
- Publication number
- CN109689181A CN109689181A CN201780056978.1A CN201780056978A CN109689181A CN 109689181 A CN109689181 A CN 109689181A CN 201780056978 A CN201780056978 A CN 201780056978A CN 109689181 A CN109689181 A CN 109689181A
- Authority
- CN
- China
- Prior art keywords
- sealing
- filter
- contact pin
- frame
- filter element
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/06—Filtering
- B60H3/0608—Filter arrangements in the air stream
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2271/02—Gaskets, sealings
- B01D2271/022—Axial sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2271/02—Gaskets, sealings
- B01D2271/025—Making of sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/06—Filtering
- B60H3/0608—Filter arrangements in the air stream
- B60H2003/065—Details for holding filter elements in position
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The filter element (10) that the present invention relates to a kind of for filtering fluid, has at least one filter bellows (12), and filter bellows has conventional initial side (50) and the conventional pure side (52) opposed with initial side.Filter bellows (12) is circumferentially surrounded by frame (28), frame has the contact pin (31) of laterally protruding carrying sealing element, it is wherein provided in contact pin (31) opening (30), it is open along outer seamed edge (32) extension of contact pin, which provided circular sealing elements (40) on contact pin (31), and the sealing material of sealing element (40) extends through opening (30), and at least one sealing surface (42,44) of sealing element (40) is laterally arranged with being staggered about the flattened side opposed open (30) of contact pin (31).The invention further relates to the filtration systems (100) with this filter element (10) that can be replaced.
Description
Technical field
The present invention relates to a kind of for filtering the filter element of fluid, in particular for the boxlike air filter of internal combustion engine
Or inner space air filter and a kind of filtration system with filter element as especially motor vehicle.
Background technique
In order to for example filter fluid, such as fuel, operation medium or inner space air in addition in automotive field, often
Use filter medium that is folding or wrinkling.It is frequently necessary to herein, folding profile is supported by additional device, to flow
Also shape is kept when body passes through.Furthermore it is desirable that, in order to pass through unfiltered fluid can not on the filter medium wrinkled
It crosses, filter element is sealed with respect to filter receiving portion or corresponding filter housings on its edge.
Filter element is disclosed in 10 2,009 056 511 A1 of DE, in particular for the inner space of motor vehicle
Air filter.Filter element has the filter bellows folded, the plastics being at least partly ejected on filter bellows
Frame and the plastic foam sealing element being at least partly injected on plastic frame.
The plastic frame being ejected on filter bellows is for example for supporting the folding profile of filter bellows.This
Outside, the plastic frame being ejected on filter bellows can be used for the lateral seal for example relative to filter receiving portion.
Plastic frame and plastic foam sealing element generate in injection moulding process.By injection plastic frame, (it is enough heavily fortified points
Solid, to provide stability to filter bellows) realize connection fixed enough with folding profile.For example, by via
Reaction injection molding(RIM) method sprays into plastic foam sealing element, and the arbitrary shape for frame and sealing element may be implemented.However, not being
All combinations of materials are suitable for connection plastic frame and plastic foam sealing element.
Summary of the invention
Task of the invention lies in provide for filtering fluid, in particular for air filtration, in particular for internal empty
Between air filtration filter element, when being mounted in filter housings with lasting leakproofness, especially for modeling
It is that there is no problem when the material selection of material frame frame.
Other task is to provide the filtration system for filtering fluid, be used to accommodate it is this can replacement mistake filtering element
Part.
Mentioning before for task is solved by the filter element for filtering fluid according to an aspect of the present invention, crosses filtering element
Part has at least one filter bellows, and the filter bellows is circumferentially surrounded by frame, and the frame has lateral
The contact pin of the carrying sealing element of protrusion is open along the outer seamed edge extension of contact pin, is provided with wherein being provided with opening in contact pin
Sealing element circular in contact pin, and the sealing material of sealing element extends through opening, and at least one of sealing element
Sealing surface is arranged with being laterally staggered about the flattened side opposed open of contact pin.
Mentioning before for task is solved by the filter element for filtering fluid according to another aspect of the invention, filtering
Element has at least one filter bellows, and the filter bellows is circumferentially surrounded by frame, and the frame has side
Contact pin to the carrying sealing element of protrusion is open wherein being provided with opening in contact pin along the outer seamed edge extension of contact pin, wherein setting
Circular sealing element in contact pin is set, and the sealing material of sealing element extends through opening, and at least the one of sealing element
A sealing surface is arranged with being laterally staggered about the flattened side opposed open of contact pin.
According to another aspect of the invention, which passes through flowing for filtering at least one this filter element
The filtration system of body solves.
Advantageous design scheme and advantage of the invention is obtained by other claim, the description and the appended drawings.
Provided with at least one filter bellows, for filtering the filter element of fluid, filter bellows has
There are conventional initial side and the conventional pure side opposed with initial side.
Preferably, filter bellows circumferentially has the frame with outer seamed edge, is provided with opening in the frame, preferably
Ground, the sealing material of sealing element extend through opening, and sealing element so has at least one sealing surface, so that passing through at least one
In the seal line that the opposed open that the power of sealing surface imports setting to frame is laterally staggered.
In a preferred embodiment, filter bellows is circumferentially surrounded by frame, and frame has laterally protruding hold
The contact pin of sealing element is carried, wherein being provided with opening in contact pin, is open along the outer seamed edge extension of contact pin, which provided in contact pin
Upper circular sealing element, wherein the sealing material of sealing element extends through opening, and at least one sealing surface of sealing element closes
It is arranged with being laterally staggered in the flattened side opposed open of contact pin.
At least one sealing surface is advantageously arranged such, so that importing setting by the power of at least one sealing surface arrives frame
In the seal line that the opposed open of frame, especially contact pin is laterally staggered.The face of the acceptance of sealing element can select as follows, make
It dies down not over the material notch in frame and/or contact pin, such as opening.Anchoring of the sealing element on frame is therefore certain
It is coupled in degree with sealing function disengaging.
Preferably, the side wall of contact pin and frame forms the component of integral type, and contact pin especially can be with the side of frame
Manufacture to wall integral.
Preferably, filter bellows can be designed as flat filter and be formed by filter medium, filter medium edge
It is folded into folded piece with folding seamed edge zigzag, folded piece extends between the opposed end seamed edge of filter bellows respectively.
Here, the folding seamed edge of filter bellows is located in inflow face in initial side, and it is located at filter bellows in pure side
Effluent face in.Opening preferably can be especially arranged in contact pin circumferentially in the frame.Inflow face and effluent face can be
Flat face, or be also the free shape face that can be designed according to demand.
The sealing element of filter element usually has the material different from contact pin and frame, this is because sealing element will meet separately
Outer function.Therefore, sealing element is for example that soft enough polyurethane (PUR) is formed by turning out to be, lasting close to realize
Function is sealed, and frame can for example be made of polyamide (PA), polypropylene (PP) or polyester.The circular frame of filter bellows
Frame can be for example directly injected on filter bellows by plastics in injection moulding process, and in particular, filter bellows can be with
It is directly encapsulated using frame side wall as end seamed edge sealing element.Therefore, PA or PP can be used for example as plastics, wherein PP is
More cheap.Sealing element for the sealing between the initial side and pure side of filter bellows can be sprayed or be foamed to frame
On the outer seamed edge of frame.In the known solution, the sealing element being made of PUR is for example injected on PA frame, wherein PUR
Sealing element is connect with PA frame.However, the PUR sealing element sprayed does not adhere to cheap PP frame in the desired manner
On, but can be unclamped at runtime from frame, this may cause the non-hermetic of filter element.Therefore, according to the present invention, open
Mouth is arranged circumferentially in the contact pin around frame, so that the sealing material sprayed enters in opening, and can be passed through and be opened
Mouthful.The sealing element of hardening therefore have with contact pin and therefore the advantageous of frame engage, thus ensure the lasting of sealing element
Durability and the therefore leakproofness of filter element.Expediently, long hole can be set as opening, the longer size edge of long hole is connect
Piece extends.Therefore, by the undercut portions of the sealing element of injection, the advantageous of sealing element is obtained between the contact pin and sealing element of frame
Anchoring.Many long holes closely especially can be set in contact pin, to realize sealing element and contact pin and therefore frame
Anchoring as advantageous as possible.
The sealing surface for the sealing element being ejected into the contact pin of frame can suitably be implemented in sealing protrusion or sealing lip
On, or it is also embodied on the flat region of sealing element, wherein advantageously can be can unrestricted choice for seal geometry
's.Sealing element can advantageously have there are two sealing surface, mirror symmetry the ground direction along initial side and the direction along pure side
The both sides sealing of opposite contact pin.Alternatively, however, there may also be only one sealing surfaces, such as can be along initial side or pure
The direction of side is orientated.Such as it is placed into when lower part of the housing divides upper in the upper part of the housing of filter housings point by power by shell seamed edge
It imported into sealing element, it is close to realize in the seal line that the opposed open that power advantageously imports contact pin is arranged with being laterally staggered
Envelope effect.In variant schemes, seal line can be radially disposed at open outside, i.e., in the outer seamed edge of contact pin and opening
Between.In other variant schemes, seal line can be radially disposed in opening, i.e., opening with filter bellows it
Between.Therefore advantageously, in this variant, the initial fluid region far from filter element power importing is carried out.As a result, furthermore
It is ensured that, the sealing function of sealing element advantageously results in holding, and sealing material is not squeezed through opening.Therefore,
Uniform power tendency can be realized when power imports sealing element, to reduce the danger of the leakage of filter element.In this manner, close
Anchoring of the sealing function and sealing element of sealing on the frame of filter bellows can be advantageously isolated.In other words, in view of
The sealing element of filter element usually has the material different from contact pin and frame and these materials can be in identical extruding
With different extruding forces, different sealing functions can be avoided when identical extruding by separating sealing function and being anchored at.
It additionally can reduce the structure space demand of filter element.
According to advantageous design scheme, circular sealing element can have at least one in a side structure close in contact pin
Sealing protrusion on sealing, and at least one sealing surface in the sealing surface of especially sealing element is arranged in the sealing protrusion
On.Sealing protrusion preferably can be constructed in axial direction.Axial extension can be transverse to especially perpendicular to the flat of contact pin
It is smooth laterally to construct.Sealing protrusion is particularly conducive to acceptance and introduces a force into frame.
Alternatively, sealing surface can construct in the flat region of sealing element.Furthermore alternatively, sealing lip or scraping knot
Structure (Abstreifer) can be set to sealing surface.
According to advantageous design scheme, at least one sealing surface is arranged in which can be parallel to contact pin.In this manner, circumferentially
Uniform power importing is possible.Sealing surface can in axial direction be arranged in the above and or below of contact pin.
According to advantageous design scheme, sealing surface can be parallel to the folding seamed edge of filter bellows and/or flow into face
And/or effluent face arrange.This allows the obverse simple design for sealing surface.If at least one sealing surface is axial
Ground is arranged in above contact pin, then can realize there is power when being installed in lower part of the housing point and placing upper part of the housing timesharing
It imports in frame sharply, thus reduces the load of sealing element, and thereby, it is ensured that lasting sealing function.
According to advantageous design scheme, compared in the region of outer seamed edge and opening, sealing element can be swelled in sealing
With bigger axially extending in the region in portion.Advantageously, in this manner, anchoring function of the sealing material in contact pin and close
Sealing function on one sealing protrusion of sealing or multiple sealing protrusions can be separated from each other.Axial extension can be horizontal
Xiang Yu is especially constructed perpendicular to the flattened side of contact pin.
According to advantageous design scheme, the projection on sealing surface to contact pin can be arranged in opening and filter bellows it
Between.It is hereby ensured that introduce a force on sealing surface, contact pin is not over for anchor in the stable region of contact pin
Gu the opening of sealing element dies down, and separates with initial side.
Power import being disposed radially inwardly by least one sealing surface, i.e., setting opening with filter bellows
Between, it is arranged in the astomous region of frame.Therefore, when power imports, power can be directly close from one by sealing element
Cover is guided to the frame of opposed sealing surface and/or filter element.Therefore, the load of sealing material is also smaller, this is because
Reduce the danger that sealing material is squeezed through opening when power imports and therefore can persistently form possible leakage.Always
Reduce sealing element on body in this way is applied to caused load in sealing material by importing non-uniform power.
According to advantageous design scheme, contact pin can be parallel to folding seamed edge and/or inflow face and/or effluent face cloth
It sets.This allows simple design and imported into power in frame as homogeneously as possible.
According to advantageous design scheme, contact pin can be constructed on the free end of frame.The side wall of frame can be complete
Accommodate filter bellows.
According to advantageous design scheme, the opening in contact pin can be structured as long hole, and long hole is parallel with its longer extension
In contact pin outer seamed edge arrange.In constant structure space demand, using this arrangement, sealing element and contact pin and therefore frame
The anchoring of frame can improve in the right way.
According to advantageous design scheme, the outer seamed edge of contact pin can be in the sealing material of embedding sealing part.Frame can as a result,
It is advantageously sealed with circumferentially passing through contact pin.In addition, the anchoring of sealing element and frame improves in the right way, so that power can be with
It is imported in frame advantageous by sealing element.
According to advantageous design scheme, at least one sealing protrusion can have trapezoidal cross section.This can be realized
The accurate positioning for the position that power in sealing surface imports and the stable shape of sealing protrusion.
According to advantageous design scheme, two sealing protrusions can be opposed to arrange in contact pin.In this manner, can be with
In contact pin two sides, setting is directed to the sealing surface of two housing parts, should routinely install filter element between the housing parts.
According to advantageous alternative design scheme, sealing element can have the sealing protrusion with sealing surface in side,
And it is opposed in contact pin, with another sealing surface in the sealing surface in the flat region of sealing element.This allows
Sealing element is manufactured with simple free foaming tool, wherein tool must preset only one sealing protuberance in the side of sealing element
Portion.
According to advantageous design scheme, frame can be formed by plastics, and be injected on filter bellows.Filtering
Therefore the circular frame of device bellows can be for example advantageously directly injected to filter ripple by plastics in injection moulding process
Guan Shang, in particular, filter bellows can be directly encapsulated using frame side wall as end seamed edge sealing element.Therefore, filter
The sealing of bellows is realized in the right way.
According to advantageous design scheme, frame can be formed by polypropylene (PP).PP is that have being used as characteristic appropriate
Cheap plastics in filter element, the air filtering system that is particularly used in motor vehicle.In addition, PP can advantageously exist
It is handled in injection moulding process.
According to advantageous design scheme, sealing element can manufacture together with frame during 2K.It is directed to if PP is used as
The material of frame, and PUR is used for sealing element, then sealing element can be suitably when manufacturing frame in bicomponent injection molding process
It middle manufacture and sprays.The sealing function appropriate for filter element may be implemented in reliable and cheap mode as a result,.
According to advantageous design scheme, sealing element can be ejected on frame by plastic injection, and especially by height
Pressure polyurethane is formed.In this manner, the solution being dirt cheap for realizing advantageous and lasting sealing function can be with
Reliable anchoring with sealing element and frame is realized together, is also applied for cheap high-volume manufacture.Therefore advantageously also true
Protect the mechanical stability of sealing element for lasting use condition, especially in automotive field.
Alternatively, according to advantageous design scheme, sealing element can be structured as plastic foam sealing element, and especially by
The polyurethane of free foaming is formed.Therefore, sealing element can be for example injected on frame with proper implements, wherein tool presets
With the profile for determining sealing surface, and other free space be can be set in the tool, and sealing material can pass through free space
Freely foam.
According to other aspect, the present invention relates to the filtration systems for filtering fluid, have filter housings and in mistake
The filter element that can be arranged with replacing between initial side and pure side in filter shell, the filter element have at least one
Filter bellows.Filter bellows has conventional initial side and the conventional pure side opposed with initial side, wherein mistake
Filter bellows is circumferentially surrounded by frame, and frame has the contact pin of laterally protruding carrying sealing element, wherein setting in contact pin
It is equipped with opening, is open along the outer seamed edge extension of contact pin, which provided circular sealing elements in contact pin, and wherein sealing element is close
Closure material extends through opening, and at least one sealing surface of sealing element is laterally wrong about the flattened side opposed open of contact pin
It arranges with opening.
At least one sealing surface can construct on sealing protrusion or on sealing lip or in the flat region of sealing element.
Housing parts can have the sealing surface of the shell side of relative configurations.
It can be set in the astomous region of the contact pin of frame advantageous by the power importing of at least one sealing surface,
It is in particular arranged between opening and filter bellows.Therefore, when power imports, power can be directly by sealing element from one
Sealing surface is guided on opposed sealing surface and/or in the contact pin of filter element.The load of sealing material is therefore and smaller,
This is because reducing sealing material is squeezed through the danger that is open and therefore can persistently be formed possible leakage.It is overall
On reduce in this way sealing element by by non-uniform power importing be applied to caused load in sealing material.
According to advantageous design scheme, the of the pure side for opposite upper part of the housing point sealing filter element can be set
The secondary sealing area of one sealing surface and the initial side for opposite lower part of the housing point sealing filter element.Filtering is realized in this way
The advantageous sealing of filter element in device shell, and furthermore reduce when replacing filter element pollutant from initial side into
Enter the danger of pure side.
At least one sealing surface can be axially arranged above contact pin.Thus, it is possible in being installed to lower part of the housing point
When and placing upper part of the housing timesharing be advantageously carried out and introduce a force into frame, thus reduce the load of sealing element, and therefore
Ensure lasting sealing function.
The filtration system of explanation can be advantageously used for air filter, air filter especially as internal combustion engine or
Inner space air filter as especially motor vehicle.
Detailed description of the invention
Other advantage is described to obtain by subsequent attached drawing.The embodiment of the present invention is shown in the accompanying drawings.Attached drawing, specification
It include the big measure feature of combination with claim.Those skilled in the art suitably also will individually consider these features, and
It is interpreted as significant other combination.Wherein illustratively:
Fig. 1 shows the isometric figure of the filter element of embodiment according to the present invention, and filter element has the circular close of injection
Sealing；
Fig. 2 shows the isometric figures according to the filter element of the not circular sealing element of Fig. 1；
Fig. 3 is shown across the longitudinal section according to the filter element of Fig. 1；
Fig. 4 is shown across the cross-sectional view according to the filter element of Fig. 1；
Fig. 5 shows the interception part for focusing on the sealing area of the filter element according to Fig. 1；
Fig. 6 shows the interception part for focusing on the sealing area for the filter element being installed in filter housings；
Fig. 7 shows the isometric figure of filter element according to another embodiment of the invention, and filter element has the ring of injection
Around sealing element；
Fig. 8 is shown across the longitudinal section according to the filter element of Fig. 7；
Fig. 9 is shown across the cross-sectional view according to the filter element of Fig. 7；
Figure 10 shows the interception part for focusing on the sealing area of the filter element according to Fig. 7；
Figure 11 shows the sealing area of the filter element with the tool for free foaming process；And
Figure 12 shows the longitudinal section of the filtration system across embodiment according to the present invention.
Specific embodiment
In the accompanying drawings, same or similar component is presented with like reference characters.Attached drawing only shows example, and not
It is construed as limiting.
Fig. 1 shows the isometric figure of the filter element 10 of embodiment according to the present invention, and filter element has surrounding for injection
Sealing element 40, and Fig. 2 shows the filter elements 10 for the circular sealing element 40 not sprayed.Fig. 3 is shown across filter element
10 longitudinal section, Fig. 4 show cross-sectional view.The interception part for focusing on the sealing area of filter element 10 is shown in FIG. 5.
Fig. 6 is shown mounted to the interception part of the filter element 10 in filter housings 108, wherein having upper part of the housing point 112 and shell
The filter housings 108 of part 114 are schematically shown under body.
Filter element 10 has filter bellows 12, and filter bellows is initial with conventional initial side 50 and with this
The opposed conventional pure side 52 in side, and filter bellows is formed by filter medium 14, and filter medium is along folding seamed edge 26
It is folded into zigzag folded piece 34, is extended between the opposed end seamed edge 22,23 of filter bellows 12 respectively.It folds
Seamed edge 26 is located in inflow face 13 in initial side respectively, and is located in effluent face 15 in pure side, can especially distinguish
Flatly construct.Inflow face and effluent face 13,15 are in this design scheme perpendicular to the height axis 16 of filter bellows 12
Ground construction.Filter bellows 12 circumferentially has frame 28, has side wall 29 and laterally protruding tool arranged circumferentially around
There is the contact pin 31 of outer seamed edge 32.Contact pin 31 is preferably placed on the free end of side wall 29, such as is routinely arranged in pure side
Free end on.Opening 30 is circumferentially provided in contact pin 31, the sealing material of sealing element 40 extends through opening 30.It is close
Therefore sealing 40 is safely anchored on frame 28.The tool of sealing element 40 there are two in contact pin 31 it is mutually opposed be respectively provided with it is close
The sealing protrusion 41,43 of cover 42,44, thus when sealing surface 42,44 is considered as projecting in contact pin 31 (as especially schemed
As seeing in 5 and 6) when, power imports the opposed open 30 of contact pin 31 by the sealing surface 42,44 of sealing protrusion 41,43
The seal line being laterally staggered.
It is formed, and is ejected on filter bellows 12 by plastics with side wall 29 and the frame of contact pin 31 28, wherein
Frame 28 can advantageously be formed by cheap polypropylene.Therefore, frame 28 can advantageously undertake usually with sideband realization
Hold the function of seamed edge sealing.Frame 28 can connect additionally by the stabilisation that the longitudinal direction along filter bellows 12 extends
Piece 24 is reinforced, so that bigger filter element 10 can also be manufactured anti-twistly.As illustrated in the embodiment in Fig. 1,
Frame 28 can be reinforced additionally by the flank 25 on side wall 29 on the outside.
Sealing element 40 can be ejected into the contact pin 31 of frame 28 by plastic injection, and especially by high pressure polyurethane
It is formed.Optionally, sealing element 40 can also manufacture during 2K with frame 28 together.
As seen in Figure 2, opening 30 can be in particular designed as long hole in contact pin 31, and long hole is longer with its
Extend parallel to contact pin 31 32 ground of outer seamed edge arrangement.Therefore, the contact pin with frame 28 is obtained when spraying PUR sealing element 40
31 particularly advantageous anchoring.
The zigzag folding that filter bellows 12 is seen in Fig. 3, with folded piece 34 respectively towards initial side
50 and pure side 52 be directed toward folding seamed edge 26.Furthermore see the T shape of the sealing element 40 on the outer seamed edge 32 for being ejected into contact pin 31
Cross section, wherein the details of sealing element 40 is shown in FIG. 5.Fluid to be filtered is from the initial side 50 of filter bellows 12
It is equally drawn into the direction 54 of flowing through of pure side 52.
Furthermore Fig. 4 illustrates the anchoring for the additional carrying by filter bellows 12 on frame 28 to reinforce
The function of the stabilisation contact pin 24 of filter bellows 12.
Fig. 5 shows the interception part for focusing on the sealing area of the filter element 10 according to Fig. 1.It is ejected into frame 28
Sealing element 40 in the contact pin 31 laterally protruding from the side wall 29 of frame 28 is configured to long hole along outer seamed edge 32 across contact pin 31
Opening 30, so that sealing element 40 is fixedly anchored with frame 28.Outer seamed edge 32 is therefore in the sealing material of embedding sealing part 40.
Sealing element 40 has in an illustrated embodiment there are two mutually opposed sealing surface 42,44, is axially arranged in contact pin 31
Side or lower section.Sealing surface 42,44 is parallel to 31 ground of contact pin and is parallel to outer 32 ground of seamed edge construction, and is located at sealing protuberance
In portion 41,43.Sealing surface 42,44 especially with opening 30 spacing 33 in, radially inwardly towards the side wall of frame 28
29, i.e., opening 30 and filter bellows 12 between, axially contact pin 31 astomous overlying regions arrange, this for
Power is very advantageously, as shown in fig. 6 for importing.
Fig. 6 shows the interception for focusing on the sealing area for the filter element 10 being installed in filter housings 108 thus
Part.Filter element 10 is placed on the lower part of the housing point 114 of filter housings 108 with the sealing surface 44 of sealing element 40, and mistake
The upper part of the housing of filter shell 108 point 112 is placed on sealing surface 42 from top.If filter housings 108 are closed, power
Importing 48 can be open between 30 and filter bellows 12 by sealing the sealing surface 42,44 of protrusion 41,43, in frame
It is realized in the astomous region of 28 contact pin 31.In this manner, the power applied can be introduced directly into the contact pin 31 of frame 28,
Power is needed for sealing the filter element 10 in filter housings 108, to separate initial side 50 and pure side 52.Sealing material
Therefore it equably loads, and sealing material is especially not subject to pressure in the region of opening 30.Therefore it can advantageously hold
Ensure the function of sealing element 40 continuously.
See that the isometric figure of filter element 10 according to another embodiment of the invention, filter element have in Fig. 7
The circular sealing element 40 of injection.Important difference with embodiment shown in Fig. 1 to 6 is more preferable in other Fig. 8 to 11
The shape for the sealing element 40 that ground is seen.In this embodiment, sealing element 40 is made of the polyurethane of free foaming.In filter element
The different cross sections of sealing element 40 are seen in the cross section in longitudinal section or Fig. 9 in 10 Fig. 8.Filter element 10 its
His embodiment corresponds to the embodiment of first embodiment, and is not therefore further described.
Figure 10 shows the interception part for focusing on the sealing area of the filter element 10 according to other embodiment.Sealing element
40 are configured to plastic foam sealing element herein, and are especially formed in contact pin 31 by the polyurethane of free foaming.Figure 11 is
This shows the sealing area of the filter element 10 with the tool 130 for free foaming process.As seen in cross-section
Like that, the equally tool of sealing element 40 there are two the sealing surface 42 determined during PUR free foaming by the moulding of tool 130,
44, however only one is set and seals protrusion 41, sealing surface 42 is disposed on sealing protrusion.In downside, sealing element 40 is flat
It constructs smoothly, and there is secondary sealing area 44 herein.On the outer edge of sealing element 40, sealing element is in secondary sealing area 44
Contact pin side has axially projecting convex shoulder 46.
Tool 130 can include suitably two parts 132,134, can be removed after the hardening of PUR material.Draw
The PUR material entered can fill the cavity limited by two tool portions 132,134 during free foaming, and therefore
Forming tool, there are two the sealing elements 40 of sealing surface 42,44, and wherein PUR material can pass through two tool portions in foaming
132, it is expanded in 134 gaps 136 formed.Therefore the shape of sealing element 40 can have by the moulding of tool portion 132,134
It presets sharply.This free foaming process can be advantageously carried out the manufacture of sealing element 40 being dirt cheap.
Figure 12 shows the longitudinal section of the filtration system 100 across embodiment according to the present invention.For filtering fluid
Filtration system 100 has filter housings 108 and can replace between initial side 50 and pure side 52 in filter housings 108
The filter element 10 of ground arrangement.For example corresponding to the tool described in figs. 1-6, there are two the realities of sealing protrusion for filter element 10
Apply example.Filter housings 108 have lower part of the housing point 114 and upper part of the housing point 112, are disposed with filter element between them
10.Entrance 102 is arranged in lower housing portion in points 114, so that fluid to be filtered can pass through lower part of the housing along direction 54 is flowed through
The entrance 102 divided in 114 flows into, and flow to pure side from the initial side 50 of filter element 10 then across filter element 10
52, and can be flowed out again by the outlet 104 that is arranged in housing upper in points 112 along flowing through direction 54.
As in the embodiment described before, filter element 10 is folded into the filtering of folded piece 34 including zigzag
There is parallel longitudinal extension 14 along pleated bellows 12 continuously to fold seamed edge 26, fold seamed edge point for device bellows 12
Do not extend between the opposed end seamed edge 22,23 of filter bellows 12.Filter bellows 12 circumferentially has with outer
The frame 28 of seamed edge 32, wherein circumferentially setting opening 30, the sealing material of sealing element 40 extend in the contact pin 31 of frame 28
Pass through opening 30.There are two the mutually opposed sealing protrusions 41,43 with sealing surface 42,44 for the tool of sealing element 40, thus power
30 side of opposed open of the contact pin 31 of frame 28 is imported to the seal line being staggered by two sealing surfaces 42,44.Have by two
There is the power of the sealing protrusion 41,43 of sealing surface 42,44 to import especially between opening 30 and filter bellows 12, is connecing
It is carried out in the astomous region of piece 31.The setting of primary sealing area 42 is for opposite 112 sealing filter element 10 of upper part of the housing point
Pure side 52, and initial sides 50 of the setting of secondary sealing area 44 for opposite 114 sealing filter elements 10 of lower part of the housing point.
Two sealing surfaces 42,44 are axially arranged above or below the contact pin 31 of frame 28.
Claims (24)
1. the filter element (10) for filtering fluid has at least one filter bellows (12), the filter ripple
Managing has conventional initial side (50) and the conventional pure side (52) opposed with initial side,
Wherein filter bellows (12) is circumferentially surrounded by frame (28), and the frame has laterally protruding carrying sealing element
Contact pin (31), wherein be provided with opening (30) in contact pin (31), the opening extends along the outer seamed edge (32) of contact pin, wherein
Provided with circular sealing element (40) on contact pin (31), and the sealing material of sealing element (40) extends through opening (30),
And at least one sealing surface (42,44) of sealing element (40) is lateral wrong about the flattened side opposed open (30) of contact pin (31)
It arranges with opening.
2. filter element (10) according to claim 1, wherein sealing element (40) circular on contact pin (31) has extremely
A few sealing protrusion (41) in a side structure on sealing element (40), and especially sealing element (40) sealing surface (42,
44) at least one sealing surface in is arranged in sealing protrusion (41).
3. filter element (10) according to claim 1 or 2, wherein at least one sealing surface (42,44) is parallel to contact pin
(31) it arranges.
4. filter element (10) according to any one of the preceding claims, wherein at least one sealing surface (42,44) is flat
Row in filter bellows (12) folding seamed edge (26) and/or arrange with flowing into face (13) and/or effluent face (15).
5. filter element (10) according to any one of the preceding claims, wherein in outer seamed edge (32) and opening (30)
Region in compare, sealing element (40) is in the region of sealing protrusion (41) with bigger axially extending.
6. filter element (10) according to any one of the preceding claims, wherein sealing surface (42,44) arrives contact pin (31)
On projection arrangement between opening (30) and filter bellows (12).
7. filter element (10) according to any one of the preceding claims, wherein contact pin (31) is parallel to folding seamed edge
(26) and/or with flowing into face (13) and/or effluent face (15) it arranges.
8. filter element (10) according to any one of the preceding claims, wherein contact pin (31) construction is in frame (28)
On free end.
9. filter element (10) according to any one of the preceding claims, split shed (30) are configured to long hole, long hole
It is arranged with its longer outer seamed edge (32) for extending parallel to contact pin (31).
10. the outer seamed edge (32) of filter element (10) according to any one of the preceding claims, wherein contact pin (31) is embedding
In the sealing material for entering sealing element (40).
11. filter element (10) according to any one of the preceding claims, wherein at least one sealing protrusion (41,
43) there is trapezoidal cross section.
12. filter element (10) according to any one of the preceding claims, two of them sealing protrusion (41,43) exists
Contact pin is opposed to arrange on (31).
13. filter element (10) according to any one of claim 1 to 11, wherein sealing element (40) has band in side
There is the sealing protrusion (41) of a sealing surface (42) in sealing surface, and be opposed on contact pin (31), in sealing element
(40) with another sealing surface (44) in sealing surface in flat region.
14. filter element (10) according to any one of the preceding claims, wherein frame (28) is formed by plastics, and
It is injected on filter bellows (12).
15. filter element (10) according to any one of the preceding claims, wherein frame (28) is formed by polypropylene.
16. filter element (10) according to any one of the preceding claims, wherein sealing element (40) during 2K with
Frame (28) manufactures together.
17. filter element (10) according to any one of the preceding claims, wherein sealing element (40) is by plastic injection
It is ejected on frame (28), and is especially formed by high pressure polyurethane.
18. wherein sealing element (40) is configured to plastic blister according to claim 1 to filter element described in any one of 16 (10)
Foam sealing element, and especially formed by the polyurethane of free foaming.
19. improved for filtering the filter element of fluid especially by the feature of at least one of claim 1-18
(10), there is at least one filter bellows (12), filter bellows have conventional initial side (50) and with initial side
Opposed conventional pure side (52), wherein filter bellows (12) circumferentially has the frame with outer seamed edge (32)
(28), it is provided in the frame opening (30), the sealing material of sealing element (40) extends through opening (30), and sealing element so has
There is at least one sealing surface (42,44), so that importing setting to frame (28) by the power of at least one sealing surface (42,44)
In the seal line that opposed open (30) is laterally staggered.
20. for filtering the filtration system (100) of fluid, have filter housings (108) and in filter housings (108)
Arrange with capable of being replaced between initial side (50) and pure side (52) especially in accordance with described in any one of preceding claims
Filter element (10), the filter element have at least one filter bellows (12), and wherein filter bellows (12) has
There are conventional initial side (50) and the conventional pure side (52) opposed with initial side, wherein filter bellows (12) is circumferentially
It is surrounded by frame (28), frame has the contact pin (31) of laterally protruding carrying sealing element, wherein being provided in contact pin (31)
It is open (30), is open along outer seamed edge (32) extension of contact pin, which provided circular sealing elements (40) on contact pin (31), and
And the sealing material of sealing element (40) extends through opening (30), and at least one sealing surface (42,44) of sealing element (40)
Flattened side opposed open (30) about contact pin (31) is laterally arranged with being staggered.
21. filtration system (100) according to claim 19 is provided with for opposite upper part of the housing point (112) sealing
The primary sealing area (42) of the pure side (52) of filter element (10) and filter element is sealed for opposite lower part of the housing point (114)
(10) secondary sealing area (44) of initial side (50).
22. especially in accordance with, for filtering the filtration system (100) of fluid, having described in any one of claim 20-21
Filter housings (108) and that can replaced between initial side (50) and pure side (52) in filter housings (108) arrangement
Especially in accordance with filter element (10) described in any one of claim 1-19, the filter element has at least one mistake
Filter bellows (12), wherein filter bellows (12) circumferentially has the frame (28) with outer seamed edge (32), wherein
It is provided in frame (28) opening (30), the sealing material of sealing element (40) extends through opening (30), and sealing element so has
At least one sealing surface (42,44), so that importing the phase that frame (28) are arrived in setting by the power of at least one sealing surface (42,44)
In the seal line being laterally staggered to opening (30).
23. filtration system (100) according to claim 22, wherein being led by the power of at least one sealing surface (42,44)
Enter to be arranged between opening (30) and filter bellows (12), be arranged in the astomous region of frame (28).
24. the filtration system according to any one of claim 22 to 23 (100), wherein at least one sealing surface (42,
44) it is axially arranged above frame (28).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016011158.5 | 2016-09-16 | ||
| DE102016011158.5A DE102016011158A1 (en) | 2016-09-16 | 2016-09-16 | Filter element and filter system |
| PCT/EP2017/070096 WO2018050367A1 (en) | 2016-09-16 | 2017-08-08 | Filter element and filter system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109689181A true CN109689181A (en) | 2019-04-26 |
| CN109689181B CN109689181B (en) | 2022-12-09 |
Family
ID=59564201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780056978.1A Active CN109689181B (en) | 2016-09-16 | 2017-08-08 | Filter element and filter system |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR20190043547A (en) |
| CN (1) | CN109689181B (en) |
| DE (2) | DE102016011158A1 (en) |
| WO (1) | WO2018050367A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114514057A (en) * | 2019-09-25 | 2022-05-17 | 萨塔有限两合公司 | Sealing device for a filter, in particular a compressed air filter, and filter element for a filter |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019120646A1 (en) * | 2019-07-31 | 2021-02-04 | Mann+Hummel Gmbh | Filter element, cabin air filter and manufacturing process |
| DE102020121710A1 (en) * | 2020-08-19 | 2022-02-24 | Mann+Hummel Gmbh | Filter system and filter element |
| US20220126227A1 (en) * | 2020-10-28 | 2022-04-28 | Baldwin Filters, Inc. | Gasket and frame assembly for air filter |
| DE102022106562A1 (en) | 2022-03-21 | 2023-09-21 | Mann+Hummel Gmbh | Filter element and filter system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7931725B2 (en) * | 2004-11-02 | 2011-04-26 | Baldwin Filters, Inc. | Fluted filter apparatus |
| CN102380272A (en) * | 2011-11-03 | 2012-03-21 | 长春科德宝·宝翎滤清器有限公司 | Filter element and method for manufacturing same |
| CN205435209U (en) * | 2015-12-15 | 2016-08-10 | 曼胡默尔滤清器（上海）有限公司 | Vehicle air conditioner filter core with breather valve |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10058478B4 (en) | 2000-11-24 | 2015-06-11 | Mann + Hummel Gmbh | Flat filter element with molded frame |
| US7674308B2 (en) * | 2004-03-24 | 2010-03-09 | Donaldson Company, Inc. | Filter elements; air cleaner; assembly; and methods |
| DE102009056511A1 (en) | 2009-12-02 | 2011-06-09 | Mann+Hummel Gmbh | Filter element and method of making a filter element |
| DE102012019320B4 (en) * | 2012-10-02 | 2020-09-24 | Mann+Hummel Gmbh | Support device of a filter, flat filter element of a filter and filter |
| DE102015007968A1 (en) | 2014-08-05 | 2016-02-11 | Mann + Hummel Gmbh | Filter element and method for producing the same |
-
2016
- 2016-09-16 DE DE102016011158.5A patent/DE102016011158A1/en not_active Withdrawn
-
2017
- 2017-08-08 WO PCT/EP2017/070096 patent/WO2018050367A1/en active Application Filing
- 2017-08-08 CN CN201780056978.1A patent/CN109689181B/en active Active
- 2017-08-08 DE DE112017004660.2T patent/DE112017004660A5/en active Pending
- 2017-08-08 KR KR1020197006364A patent/KR20190043547A/en not_active Application Discontinuation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7931725B2 (en) * | 2004-11-02 | 2011-04-26 | Baldwin Filters, Inc. | Fluted filter apparatus |
| CN102380272A (en) * | 2011-11-03 | 2012-03-21 | 长春科德宝·宝翎滤清器有限公司 | Filter element and method for manufacturing same |
| CN205435209U (en) * | 2015-12-15 | 2016-08-10 | 曼胡默尔滤清器（上海）有限公司 | Vehicle air conditioner filter core with breather valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114514057A (en) * | 2019-09-25 | 2022-05-17 | 萨塔有限两合公司 | Sealing device for a filter, in particular a compressed air filter, and filter element for a filter |
| CN114514057B (en) * | 2019-09-25 | 2023-08-11 | 萨塔有限两合公司 | Sealing device for a filter, in particular a compressed air filter, and filter element for a filter |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018050367A1 (en) | 2018-03-22 |
| DE112017004660A5 (en) | 2019-06-13 |
| DE102016011158A1 (en) | 2018-03-22 |
| CN109689181B (en) | 2022-12-09 |
| KR20190043547A (en) | 2019-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109689181A (en) | Filter element and filtration system | |
| US8709116B2 (en) | Filter device, especially air filter for an internal combustion engine | |
| CN106955538B (en) | Filter element, feature and the method for assembling, filter assemblies and filter element combination | |
| CN104028036B (en) | There is spin-on filter and the method for external screw-thread | |
| KR101853507B1 (en) | Filter element and method for producing a filter element | |
| CA2649798C (en) | Air filter element with composite molded end cap | |
| CN104039418B (en) | With the air filter element keeping geometry | |
| US8888882B2 (en) | Filter mechanism for internal combustion engines | |
| US7083661B2 (en) | Air filter element and method of producing the same | |
| CN103987437B (en) | cartridge filter system | |
| US9884275B2 (en) | Spin-on filter without a nut plate | |
| CN106604769B (en) | Filter device for gas filtration and filter element for a gas filtration filter device | |
| US9895640B2 (en) | Filter element for a filter device for gas filtration | |
| US7918997B2 (en) | Filter system | |
| US8221619B2 (en) | One piece combination anti-drain back and relief valve | |
| JP2002541004A (en) | Automotive fuel tank | |
| US9810184B2 (en) | Air filter device, especially for a motor vehicle | |
| KR20180109956A (en) | Filter elements for gas filtration in particular | |
| US10279298B2 (en) | Plate-type filter element for gas filtration | |
| CN105246571B (en) | Filter with double pleats wrinkle bag | |
| KR101384635B1 (en) | Air cleaner for vehicles | |
| JP4823609B2 (en) | Oil strainer | |
| CN114761104A (en) | Filter element, filter element holder for a filter element, filter device and method for producing a filter element | |
| KR20190110446A (en) | Filter element and filter system | |
| KR100431668B1 (en) | suction filter and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |