CN109289335A - Filter element and filtration system with filter element - Google Patents

Filter element and filtration system with filter element Download PDF

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Publication number
CN109289335A
CN109289335A CN201810826573.8A CN201810826573A CN109289335A CN 109289335 A CN109289335 A CN 109289335A CN 201810826573 A CN201810826573 A CN 201810826573A CN 109289335 A CN109289335 A CN 109289335A
Authority
CN
China
Prior art keywords
filter element
clamping lock
end side
closing
supporter
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
Application number
CN201810826573.8A
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Chinese (zh)
Other versions
CN109289335B (en
Inventor
R.扎瓦尔
O.卢勒
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
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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
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Publication of CN109289335A publication Critical patent/CN109289335A/en
Application granted granted Critical
Publication of CN109289335B publication Critical patent/CN109289335B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • 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
    • B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible 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
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • 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
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • B01D46/2414—End caps including additional functions or special forms
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof
    • 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
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0415—Details of supporting structures
    • 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
    • B01D2201/29—Filter cartridge constructions
    • B01D2201/291—End caps
    • B01D2201/295—End caps with projections extending in a radial outward direction, e.g. for use as a guide, spacing 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
    • B01D2201/347—Radial sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4084—Snap or Seeger ring connecting means
    • 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
    • B01D2265/02—Non-permanent measures for connecting different parts of the filter
    • B01D2265/022—Bayonet connecting means
    • 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
    • B01D2265/02—Non-permanent measures for connecting different parts of the filter
    • B01D2265/024—Mounting aids
    • B01D2265/026—Mounting aids with means for avoiding false mounting
    • 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
    • B01D2265/02—Non-permanent measures for connecting different parts of the filter
    • B01D2265/028—Snap, latch or clip connecting means
    • 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
    • B01D2265/06—Details of supporting structures for filtering material, e.g. cores
    • 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
    • B01D2271/027—Radial sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/30—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for treatment of exhaust gases from IC Engines

Landscapes

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

Abstract

The present invention relates to a kind of filter element (10), its hollow body with the filter medium (12) for filtering fluid, the elongation of the end side (17) with closing and open end side (16) opposed therewith, the sealing section (13) for radial seal is wherein disposed on open end side (16), and it is wherein disposed on the end side of closing (17) clamping lock interface (50), filter element (10) is capable of fixing on the supporter (32) for surrounding filter element (10) in conventional installation site using clamping lock interface.Moreover, it relates to a kind of filtration system (100) with this filter element (10).

Description

Filter element and filtration system with filter element
Technical field
The present invention relates to a kind of filter elements and a kind of filtration system with filter element, particularly for crossing air filtering.
Background technique
1 362 628 A1 of EP discloses the filtration system with filter element in the housing, is used as commercialization The air filter of the internal combustion engine of vehicle.Primary filter element surrounds secondary filter element.Primary filter element can be in order to clean Or it is taken out to replace from shell.Here, especially when cleaning primary filter element, internal combustion engine often in operation, from And secondary filter element temporarily individually filters the suction air of initial side and is accordingly used in protection in open shell Combustion engine.
Summary of the invention
Task of the invention lies in a kind of filter element is provided, provide in open shell to clean side Preferably protection.
Other task of the invention is to illustrate a kind of filtration system with this filter element.
Mentioning before for task is solved using a kind of filter element, and there is filter element the filtering for filtering fluid to be situated between Matter, the end side with closing and open end side opposed therewith elongation hollow body, wherein being arranged on open end side There is the sealing section for radial seal, and be wherein disposed with clamping lock interface on the end side of closing, filter element utilizes card Lock interface is capable of fixing on the supporter for surrounding filter element in conventional installation site.
Preferably, clamping lock interface designs as follows: making filter element can be along axial direction in conventional installation site Direction and installation direction are fixed on the contrary on the supporter for surrounding filter element, in particular for interfering or preventing along axial side Movement is for example unclamped as caused by operational shock to opposite with installation direction.Therefore, filter element preferably axially along and mistake The opposite direction of the installation direction of filtering element is towards support body supports.
A kind of filtration system with this filter element is proposed according to another aspect of the invention.
Advantageous design scheme and advantage of the invention is obtained by other claim, the description and the appended drawings.
It is proposed that there is the filtering for filtering fluid to be situated between for a kind of filter element, filter element according to an aspect of the present invention Matter.Filter element has the hollow body of elongation, has the end side and open end side opposed therewith closed, wherein opening wide End side on be disposed with sealing section for radial seal, and clamping lock interface, mistake are wherein disposed on the end side of closing Filtering element is capable of fixing on the supporter for surrounding filter element in conventional installation site using clamping lock interface.
Filter element is preferably able in filtration system use as secondary element.Filter element filtering has passed through just The grade pre-filtered fluid of element.By the clamping lock interface on filter element, which can be fastened on shell to anti-vibration In, to also be retained in its installation when it is exposed in vibration in the case where no primary filter element at runtime In position, and separate clean side with initial side.Therefore, such as air pumping equipment in a motor vehicle is of short duration Operation can realize with being safe from danger for internal combustion engine when cleaning primary filter element.
Advantageously, filter element can be configured to air filter, in particular for filtering the air for being directed to internal combustion engine.
According to the advantageous design scheme of filter element, clamping lock interface can be by the fixation that is arranged on the end side of closing Element provides.This can be realized filtration duty and fastens the separation of task.Existing filter element especially can simply lead to Placement fixing element is crossed to install additional.Filter element need not redesign.Filter element can simply hook jail on supporter.
According to the advantageous design scheme of filter element, on the end side of the closing of filter element, fixing element being capable of shape Shape is arranged in locking manner on the end side of closing.Fixing element can tied present on filter element in use on filter element Structure.
According to the advantageous design scheme of filter element, clamping lock interface can have at least one or two clamping lock noses.Card Lock interface can especially have there are two clamping lock nose, on the end side of closing approximate radial it is opposed.This allows filter element Such as the simple fastening on supporter, supporter are enclosed in the filter element in the installation situation of setting.Filter element energy Enough simply by clamping lock nose hook jail on supporter, such as on the edge of the opening in supporter.Preferably, at least one blocks Lock nose extends radially out, especially more than the radially extending size of sealing section and/or filter medium.Therefore it can ensure hook Enter into the opening of the supporter of the shell side of conventional filtrate housing, the interior diameter of filtrate housing be greater than filter medium and/or Seal the overall diameter of section.It is further preferred that at least one clamping lock nose radially flexibly constructs, so that clamping lock nose exists It can radially-inwardly be deviated in the case where sliding on the part implemented when installation in the closing of supporter, and when it reaches branch It is clasped outward again when the region of the opening in support body.Resulting shape is sealed to can be realized fixation, to prevent filter element edge Axial direction unclamps, to prevent for example being unclamped with causing by operational shock from running position.
According to the advantageous design scheme of filter element, filter medium can be arranged in tool cylindrical supporter jaggy On.Supporter especially can be central tube, the opening with window type.Filter medium can be supported, with against pressure Power load, and the pressure loss of pre-qualified permission is exceeded not over supporter.Clamping lock interface can pass through preferred rigidity Supporter stabilize.Preferably, supporter can have the end-cap closed, envelope on the end side of the closing of filter element Close supporter.This allows the flexible moulding of filter medium, and filter medium is reliably separated initially even without end-cap Side and clean side.
According to the advantageous design scheme of filter element, handle hyoplastron can be disposed on the end side of closing.This is being needed Become easy the disassembly of filter element when wanting.Installation is similarly obtained simplification.Fixing element is advantageously able in axial direction cloth It sets between handle hyoplastron and end-cap.Fixing element especially can steadily compress between handle hyoplastron and end-cap.
According to the advantageous design scheme of filter element, retaining lugs can be disposed on the end side of closing.It can be real The orientation of existing filter element correctly positions.At least three retaining lugs on the end side of closing are advantageous.Retaining lugs It is correctly positioned in conjunction with the orientation that support ring provides filter element.
According to the advantageous design scheme of filter element, fixing element peripherally can have at least one hyoplastron in direction, For fixing element to be fixed on supporter.Fixing element can simply hook jail be appropriate on supporter by hyoplastron In structure.Advantageously, hyoplastron can overlap edge.If edge has undercut portions, fastening is particularly stable.Same energy It is enough to be fastened on supporter by force closure or friction lock clamping.Advantageously, at least one hyoplastron can wrap solid Determine one of protrusion.Fixing element can advantageously in order to fasten and be matched with filter element existing structure.
According to the advantageous design scheme of filter element, fixing element can have the support pin of opposite handle hyoplastron.Behaviour It is simplified, this is because there is the sufficient free space of the hand for operator.The stable installation of fixing element is same Sample can be realized.
According to the advantageous design scheme of filter element, filter medium can be single layer or multilayer, especially be wound around Non-woven fabrics and/or be configured to bellows.Non-woven fabrics can be closed using longitudinal seam, and for example be applied in one layer.Nothing Woven fabric equally can be steadily fastened on supporter using longitudinal ream.
A kind of filtration system with filter element according to the present invention is proposed according to another aspect of the invention.Filtering System is more particularly to being air filtering system.Filtration system has shell, can accommodate replaceable primary mistake in the housing Filtering element surrounds filter element according to the present invention in the housing in installment state.Filter element has the hollow of elongation Body has the end side and open end side opposed therewith closed, wherein being disposed on open end side for radial close The sealing section of envelope, and at least one clamping lock interface is wherein disposed on the end side of closing, filter element is connect using clamping lock Mouth is capable of fixing on the supporter for surrounding filter element in conventional installation site.Primary filter element can be releasably It is arranged on primary support tube.Filter element is connected with primary support tube by clamping lock interface.
Since there are clamping lock interfaces on filter element, so even if being flowed in the case where primary filter element has been dismantled Body also at least can be filtered briefly.Filter element uses especially in filtration system as secondary element, and filtering is Through passing through the pre-filtered fluid of primary element.By the clamping lock interface on filter element, the filter element can anti-vibration it is tight Gu in the housing, to also retain when it is exposed in vibration in the case where no primary filter element at runtime In its installation site, and separate clean side with initial side.Therefore, such as air suction in a motor vehicle is set Standby of short duration operation can be realized with being safe from danger for internal combustion engine when cleaning primary filter element.
According to the advantageous design scheme of filtration system, clamping lock interface can have clamping lock nose, and filter element utilizes clamping lock Nose is fixed on primary support tube.Existing structure on filter element and primary support tube can be used in fastening filter element.
According to the advantageous design scheme of filtration system, clamping lock nose can be arranged in fixing element, especially can It is compressed between the handle hyoplastron on filter element and the end-cap of filter element.Existing filtration system can be with simple side Formula installs fixing element additional.
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 claims.Those skilled in the art suitably also will individually consider these features and It is summarised as significant other combination.Wherein illustratively:
Fig. 1 shows the isometric figure of the filter element of the fixing element with installation of embodiment according to the present invention；
Fig. 2 shows the top views of the end side of the closing of the filter element according to Fig. 1 of not fixing element；
Fig. 3 is with the interception part of the isometric filter element for showing Fig. 1；
Fig. 4 is with the isometric fixing element for showing embodiment according to the present invention；
Fig. 5 shows in cross section the filtration system of embodiment according to the present invention；
Fig. 6 is with the isometric filter element according to Fig. 1 shown in open shell；
Fig. 7 shows the detail view of the filter element of Fig. 6；
Fig. 8 shows the interception part of the filter element of the second embodiment with fixing element；
Fig. 9 shows the interception part of the filter element of Fig. 8, and filter element is arranged in the housing similar to Fig. 7；
Figure 10 shows the fixing element according to the second embodiment used in figs. 8 and 9；And
Figure 11 shows the other interception part of the filter element of the second embodiment with fixing element.
Specific embodiment
In the accompanying drawings, same or similar component is numbered with identical appended drawing reference.Attached drawing only shows example, and It is interpreted as being not limited thereto.
Fig. 1 to 3 shows the different views of filter element 10.
Fig. 1 shows the isometric of the filter element 10 of the fixing element 60 with installation of embodiment according to the present invention Figure.Filter element 10 has filter medium 12 for filtering fluid, and is configured with the end side 17 of closing and right therewith The hollow body of the elongation for the open end side 16 set.Filter medium 12 can be non-woven fabrics, for example, single layer implement.Filtering is situated between Matter 12 has longitudinal seam 19.The terminal of the formation filter medium 12 of longitudinal ream 18.The encirclement of filter medium 12 is cylindrically implemented The supporter 11 with open end side 16 and the end side 17 closed.On the end side of closing 17, support tube 11, which has, is closed End-cap 20.
As an alternative, filter medium 12 can be the fold with very little, special preferably with only several millimeters, preferably 2 to 7mm The bellows of not preferably 3 to 5mm crimp height.When the pressure loss on filter element 10 should be as small as possible, this is that have Benefit.
Supporter 11 is equipped with handle hyoplastron 38 on the end side 17 that it is closed.Handle hyoplastron 38 is configured to plate, than end Portion's disk 20 has smaller cross section and is spaced apart with end-cap, so that the hand of operator can cosily imported into handle tongue Between plate 38 and end-cap 20.Handle hyoplastron 38 can be fastened on the edge of end-cap 20 using pillar.Supporter 11 is by moulding Material, such as be made of polypropylene, polyethylene or polyamide.
It is disposed with sealing section 13 on the open end side 17 of filter element 10, forms apex combustion seal, filtering Element 10 can be radially outward against primary support tube 32(Fig. 5 using apex combustion seal) sealing.Seal section 13 and end Disk 20 can be formed by PUR foam.Optionally also it is able to use other elastic material.
Clamping lock interface 50 is disposed on the end side of closing 17, filter element 10 is using clamping lock interface in conventional installation position It is capable of fixing in setting on the supporter (primary support tube 32, Fig. 5) for surrounding filter element.Clamping lock interface 50 passes through fixing element 60 provide, and can be inserted into or clip on the end-cap 20 of filter element 10.
Fig. 2 shows the top views of the end side 17 of the closing of the filter element 10 according to Fig. 1 of no fixing element 60.It is propping up Retaining lugs 39,40,41,42, filter element are mounted on the end with the end side 17 closed and end-cap 20 of support body 11 10 using retaining lugs in primary support tube 32(Fig. 5) in guidance.Retaining lugs 39,40,41,42 is equidistantly in end-cap 20 It is distributed on periphery.
Details of the Fig. 3 with the isometric filter element 10 for showing Fig. 1 on the end side 17 that it is closed.60 cloth of fixing element It sets between end-cap 20 and handle hyoplastron 38, and part is covered by handle hyoplastron 38.Fixing element 60 provides clamping lock interface 50, such as form is two clamping lock hooks 64, clamping lock hook extend on the outer periphery of filter element 10 from end-cap 20 and to Outer direction.
Fig. 4 with the isometric fixing element 60 for showing embodiment according to the present invention, as its can in figures 1 and 3 Used in filter element 10 like that.Fixing element 60 is made of the basic body 62 of the annular with camber member 65, and camber member will Basic body 62 is divided to for two for example symmetrical circular segments.Camber member 65 has protrusion in centre.In the protuberance of camber member 65 Bolt 66 is disposed in portion and in the region of camber member 65 and the contact site of basic body 62.In installment state, 66 phase of bolt Opponent tang plate 38(Fig. 3) downside support.Other bolt 67 is radially disposed at basic body 62 with respect to the bolt 66 of camber member side In lug boss 68 on.Fixing element 60 can be pre-tightened axially in this way.
Two finger portions that do not indicate in detail being radially outward directed are set on lug boss 68.In addition, on lug boss 68 It is configured with to diametrically contraposition hyoplastron 69 respectively in basic body 62, is used to be hooked in the retaining lugs of filter element 10.Cause This, fixing element 60 can be steadily fastened on filter element 10.Hyoplastron 69 overlaps the end-cap 20(figure of support tube 11 herein 3).
In one of circular segments of basic body, two clamping lock hooks 64 are arranged in basic body 62, and clamping lock hook difference is slightly It is staggered on the periphery of basic body 62, to be placed on by retaining lugs in the installation condition that clamping lock is hooked on filter element 10 Side.Suitably relatively close 65 ground of the camber member setting of clamping lock hook 64, supports to be however but still able to realize in primary The fastening of near symmetrical on pipe 32.The clamping lock interface 50 of the formation filter element 10 of clamping lock hook 64.
In order to which the present invention is further explained, Fig. 5 shows the embodiment of filtration system 100 with sectional view.Filtration system 100 It is used for the air filtering system of the internal combustion engine of motor vehicle, especially commercial vehicle in this way.Filtration system 100 has made of plastics Cylindrical shell 26, with container 27 and lid 28.Container 27 is for example hermetically connect with lid 28 using sealant 29.Container 27 There is the entrance being tangentially passed through 30 near bottom and be arranged in the outlet sleeve 31 at center.Filter element 10, it is especially secondary Grade filter element is introduced into shell 26.
Filter element 10 includes supporter 11, filter medium 12 and sealing section as described in it in Fig. 1 to 3 13, sealing section forms apex combustion seal, and filter element 10 is using apex combustion seal radially outward against primary support tube 32 sealings.In addition, filter element 10 includes clamping lock interface 50, clamping lock interface is provided by fixing element 60, and clamping lock interface is arranged in Between the handle hyoplastron 38 of the end side of end-cap 20 and filter element 10.
In order to enable fluid to be cleaned to pass through supporter 11, supporter 11 has multiple windows on its week side 14 The opening 15 of type.Opening 15 is implemented to rectangle in this embodiment.But such as with circular or triangle opening 15 Embodiment be also possible.Supporter 11 has first axis end side 16 and second axial end 17.In end side 16,17 All sides 14 in region do not have opening 15, and as a result, at the position, fluid cannot pass through supporter 11.Openly Sealing section 13 is disposed on the first end side 16 implemented.Sealing section 13 is, for example, PUR foam, surrounds supporter 11 and the One end 16, filter element 10 can be hermetically introduced into receiving portion (not shown) as a result,.Second end side 17 is by supporter 11 Closing end-cap 20 close ground implement, as a result, its also in the case where not having Packed mating member prevent fluid without clear The clean side (not shown) of filter element 10 is reached from initial side cleanly.
Filter element 10 is coaxially arranged with outlet sleeve 31, wherein filter element by hollow cylindrical primary support tube 32 It surrounds, primary support tube is made of plastics corresponding to supporter 11 and especially with the opening 150 of window type.It is first at this In grade support tube 32, it is disposed with receiving portion 33 in inside, filter element 10 utilizes sealing section 13 in the region of the first end side 16 In be radially hermetically supported in receiving portion.Circlewise close, star folding is disposed with around primary 32 ground of support tube Folded primary filter element 34, is hermetically introduced into shell 26.The primary filter element 34 includes filter medium 35, such as mistake Filter paper and two end-caps 36 being hermetically attached thereto.End-cap 36 is for example by the material of the elasticity with sealing characteristics, example As PUR foam is constituted.In order to make the air flowed by entrance 30 not only flow through primary filter element 34 on a position, hold Device 27 has flowing guiding wall 37, and on flowing guiding wall, the air of inflow must increase first, to flow through primary filter member Part 34.
When primary filter element 34 is damaged or when lacking, filter element 10 in the direction of the arrow hermetically separate inlet opening 30 with go out Muzzle pipe 31, air is substantially flowed out by outlet sleeve 31 cleanly as a result,.Filter element 10 is also used as secondary element or peace Known in full element.
Fig. 6 is with the isometric filter element 10 according to Fig. 1 shown in the shell 26 according to the opening of Fig. 5.It is primary Filter element 34 is removed from its primary support tube 32 and is removed from shell.Filter element 10 utilizes it in primary support tube 32 The end side 17 of closing is stretched out from the container 27 of shell 26.Handle hyoplastron 38 utilizes the free end on the upside of it with primary support tube 32 Side alignment.The filter medium 12 of filter element 10 can be seen by the opening 150 of primary support tube 32.Even if in primary filter member (Fig. 5) ensures filtration also by filter element 10 when part 34 is removed.
Fig. 7 shows the detail view for the filter element 10 of Fig. 6 retained in the container 27 of shell 26.It can be seen that The clamping lock nose 64 of fixing element 60 hooks in the opening of the window type on primary support tube 32.Fixing element 60 provided filtering element The clamping lock interface 50 of part 10.
Fig. 9 is similar to Fig. 7 with the isometric mistake filtering element according to Fig. 8 illustrated in the open shell 26 according to Fig. 5 Part 10.The embodiment shown in Fig. 8 to 11 uses other fixation with the difference is that only for attached drawing before herein Element 600.In Fig. 9, the filter medium 12 of filter element 10 can be seen by the opening 150 of primary support tube 32.
It can be seen that the clamping lock nose 640 of fixing element 600 hooks the window type on primary support tube 32 in Fig. 9 Opening 150 in, thus prevent in vibrational loading filter element 10 from primary support tube in axial direction with installation direction It moves out on the contrary.Therefore fixing element 600 is axially blocked with primary support tube 32 as also in the first embodiment Lock.Fixing element 600 or its clamping lock nose 640 provide the clamping lock interface 50 of filter element 10.Fixing element 600 or its clamping lock nose 640 also can be with support tube 11 integrally, and especially material is uniformly implemented.Fixing element 600 is as illustrated preferably It is buckled on filter element 10 by snapping connection, especially in the contact pin 381 of handle hyoplastron 38.As shown in figures 10 and 11 As, it snaps connection and is for example realized by the grab 660 of two fixing element sides, the contact pin of handle hyoplastron 38 can be wrapped 381.As the first embodiment of fixing element 60, the second embodiment of fixing element also has support zone, permits Perhaps along the direction contrary with the holding of clamping lock nose 64,640, i.e. the installation direction along filter element 10 vertically supports filtering Element 10.When power is applied on filter element along the axial direction opposite with installation direction, the support of fixing element 60,640 Position supports filter element 10, and fixing element is supported on primary support tube by clamping lock nose 64,640 again in opposite direction On the edge part of the opening 150 of 32 window type, so that filter element 10 is fixed, to prevent transporting on the contrary with installation direction It is dynamic to come out.In the second embodiment of fixing element 600, support zone is formed by the lateral contact pin 609 of basic body 620, It is supported in retaining lugs 39.In first embodiment 60, annular basic body 62 and camber member 65 undertake support zone Function, this is because on the end-cap 20 of its closing for being supported on filter element 10.

Claims (19)

1. a kind of filter element (10), the filter element with for filtering fluid filter medium (12), with closing The hollow body of the elongation of end side (17) and open end side (16) opposed therewith,
The sealing section (13) for radial seal is wherein disposed on open end side (16), and
It is wherein disposed on the end side of closing (17) clamping lock interface (50), filter element (10) is using clamping lock interface in routine It is capable of fixing in installation site on the supporter (32) for surrounding filter element (10).
2. filter element according to claim 1, wherein the clamping lock interface (50) designs as follows: making filtering element Part (10) can be in axial direction fixed on the supporter (32) for surrounding filter element (10) in conventional installation site, especially It is for interfering or preventing such as release movement caused by vibrating in axial direction.
3. filter element according to claim 1 or 2, wherein the clamping lock interface (50) is by being arranged in the end side of closing (17) fixing element (60) on provides.
4. filter element according to claim 3, wherein fixing element (60) shape is sealed on the end side (17) of closing Ground is arranged on the end side (17) of closing.
5. filter element according to any one of the preceding claims, wherein the clamping lock interface (50) has at least one Preferably at least two clamping lock noses (64), preferably on the end side of closing (17) approximate radial it is opposed.
6. filter element according to claim 5, wherein at least one clamping lock nose (64) is extended radially out, especially super The radially extending size for crossing sealing section (13), supporter (32) of the shell side for hooking into conventional filtrate housing are opened In mouthful.
7. filter element according to any one of the preceding claims, wherein at least one clamping lock nose (64) is radially Flexibly construct.
8. filter element according to any one of the preceding claims lacks wherein the filter medium (12) is arranged in have On the cylindrical supporter (11) of mouth (15).
9. filter element according to claim 5 closes wherein the supporter (11) has on the end side (17) of closing The end-cap (20) closed is closed supporter (11).
10. filter element according to any one of the preceding claims, wherein being disposed with hand on the end side (17) of closing Tang plate (38).
11. according to filter element described in claim 9 and 10, wherein the fixing element (60) is in axial direction arranged in hand Between tang plate (38) and end-cap (20).
12. filter element according to any one of the preceding claims, wherein being disposed on the end side (17) of closing solid Determine protrusion (39,40,41,42).
13. filter element according to any one of the preceding claims, wherein fixing element (60) peripherally has in direction At least one hyoplastron (67), for fixing element (60) to be fixed on supporter (11).
14. filter element according to claim 13, wherein at least one hyoplastron (67) wrap retaining lugs (39,40, One of 41,42).
15. filter element according to any one of the preceding claims, wherein fixing element (60) has opposite handle tongue The support pin (66) of plate (38).
16. filter element according to any one of the preceding claims, wherein the filter medium (12) is single layer or more The non-woven fabrics of layer winding, or wherein the filter medium (12) is bellows.
17. a kind of filtration system (100), especially air filtering system can accommodate in the housing with shell (26) The primary filter element (34) that can be replaced, is surrounded in shell (26) according to any in preceding claims in installment state Filter element (10) described in, wherein primary filter element (34) can be releasably arranged on primary support tube (32), And wherein filter element (10) and primary support tube (32) are connected by clamping lock interface (50).
18. filtration system according to claim 17 crosses filtering element wherein the clamping lock interface (50) has clamping lock nose (64) Part (10) is fixed on primary support tube (32) using clamping lock nose.
19. filtration system described in 7 or 18 according to claim 1, wherein the clamping lock nose (64) is arranged in fixing element (60) On, it is compressed between the handle hyoplastron (38) on filter element (10) and the end-cap (20) of filter element (10).
CN201810826573.8A 2017-07-25 2018-07-25 Filter element and filter system having a filter element Active CN109289335B (en)

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