CN101111297A - Non-cylindrical filter elements - Google Patents
Non-cylindrical filter elements Download PDFInfo
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- CN101111297A CN101111297A CNA200680003690XA CN200680003690A CN101111297A CN 101111297 A CN101111297 A CN 101111297A CN A200680003690X A CNA200680003690X A CN A200680003690XA CN 200680003690 A CN200680003690 A CN 200680003690A CN 101111297 A CN101111297 A CN 101111297A
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Abstract
A filter element that has at least two, planar, non-curved filtration panels. In a preferred embodiment, the filter element has three panels, providing a generally triangular filter element. The outlet aperture, from the filter element, generally follows the configuration of the filter. That is, a filter element having three filtration panels will have a generally three-sided outlet aperture. The outlet aperture preferably is not a true polygon, but rather, includes rounded or curved sides and/or corners. The filter element includes an outlet sealing configuration that may provide both axial and radial sealing to outlet ductwork.
Description
[0001] the application applies for as pct international patent and submitted on February 3rd, 2006, the application people is a Donaldson Company, Inc, this is a tame u s company, be the appointment applicant of the All Countries except that the U.S., and Jarren B.Mills, Daniel E.Adamek, with Richard P.DeJong, be United States citizen, these people only are designated as the applicant of the U.S., and the application to require the applying date be the U.S. Provisional Application sequence number 60/650 on February 4th, 2005,019, the applying date is that the U.S. Provisional Application sequence number 60/733,978 and the applying date on November 3rd, 2005 is the priority of the U. S. application sequence number the unknown on February 2nd, 2006.
Technical field
[0002] the present invention relates to a kind of fluid filter, be used for, for example remove impurity in the air stream from gaseous flow.
Background technology
[0003] in many industrial circles, use filter element,, protect the mankind to remove airborne pollutant, environment, and often protect key manufacturing technology or by this product manufactured.
[0004] demand that designs different filter elements is arranged all the time.
Summary of the invention
[0005] provides non-cylindrical filter elements.Preferably, described filter element has the filtration panels at least two flat or planes.The fluid that filters, for example air by described panel, preferably enters filter element by each described panel.Outlet opening is provided, and it has identical with the filter cross section substantially shape.Have the filter element meeting cardinal principle shape triangular in shape of three filter elements, and have leg-of-mutton outlet opening substantially.
[0006] design of this filter element can make to form between outlet opening and any outlet or pipeline axially and sealing radially like this.Described filter element can comprise integrally moulded the outlet flange or the axle collar, is used to be connected to outlet.
[0007] design of the present invention has solved a plurality of problems.Filter element of the present invention by having non-circular outlet opening, has increased discharge area, thereby has reduced muzzle velocity and reduced pressure and fallen.The possibility that noncircular cross section has limited the connecting pipe system is directed, and this wishes in some is installed; Round exit has indefinite orientation, and this may not be preferred structure in some is installed.
Description of drawings
[0008] existing referring to accompanying drawing, wherein similar Reference numeral runs through several views represents corresponding structure:
[0009] Fig. 1 is the perspective view of filter element of the present invention;
[0010] Fig. 2 is the perspective view that the filter element of Fig. 1 is operably connected to outlet;
[0011] Fig. 3 A is the end-view of the filter element of Fig. 1;
[0012] Fig. 3 category-B is similar to Fig. 3 A;
[0013] Fig. 4 A is the viewgraph of cross-section of filter element along the line 4-4 of Fig. 3 A, and filter element comprises the outlet on it;
[0014] Fig. 4 B is the amplification cross section of the part of FIG.4A, and the details of exit seal is shown;
[0015] Fig. 5 is the perspective view of second embodiment of filter element of the present invention;
[0016] Fig. 6 A is the end-view of the filter element of Fig. 5;
[0017] Fig. 6 category-B is similar to Fig. 6 A; With
[0018] Fig. 6 C is the cross sectional view of part of the filter element 6-6 along the line of Fig. 6 A.
The specific embodiment
[0019] existing referring to accompanying drawing, in Fig. 1 to Fig. 4 B, show filter element of the present invention with Reference numeral 10.Filter element 10 is fluid filters, that is to say, filter element 10 filters out or remove impurity from fluid stream.In many examples, filter element 10 is pneumatic filters, is provided for removing from air-flow impurity.In most of embodiment, gas to be filtered is air.Filter element 10 is specially adapted to be used for the EL room air in aircraft or other light vehicles.In passenger plane, filter element 10 generally is arranged in cargo hold, below the main cabin.
[0020] in use, filter element 10 is removably to place shell in many examples, in pipeline or other structures.Described shell, pipeline or other structures may maybe may not cover or encase filter element 10 fully.
[0021] filter element 10 has first end 12 and second opposed end 14.Filter element comprises filtration panels 16 and supporting construction 18, will be described below.Panel 16 and supporting construction 18 form filter interior 15 together between first end 12 and second end 14.Panel 16 provides the fluid passage of turnover inner 15.Second end 14 comprises hole 20, and it provides the fluid passage of turnover inner 15.At Fig. 2, among 4A and the 4B, pipeline 44 is connected to hole 20.In preferred structure, panel 16 provides and enters inner 15 fluid passage, and is the inlet that enters the inside 15 of filter 10 therefore.Therefore, fluid to be filtered is by panel 16, and panel 16 provides filtration.To become the inlet that enters filter 10 the same with panel 16, and hole 20 provides 15 paths that come out internally, and therefore be the outlet from the inside 15 of filter 10.Panel 16 relative interiors 15 are radially settled, and hole 20 relative interiors 15 are axially settled.Under this structure, when when moving, fluid to be filtered changes direction, for example turns to hole 20 (for example outlet) from panel 16 (for example inlet).In general, there are not air or other fluids 15 to discharge internally by panel 16.
[0022] filter element 10 generally is non-cylindrical elements.Shown in specific embodiment in, filter element 10 is filter elements 11 of three, is made up of 3 cardinal principle panels 16 flat or plane.Term " flat substantially " or " substantitally planar " are meant that panel may not be complete flat or plane (that is, having 0 ° surface angle), but may comprise slight inclination, recessed variation, and bending, or on its surface or structure, analogue is arranged; In a word, the general surface angle of " substantitally planar " or " flat substantially " panel passes through, and is not more than 10 °, preferably is not more than 5 °.In certain embodiments, filter element 10 does not have circle or curved surface, for example, provides the panel 16 of filtration.
[0023] filter element 10 comprises at least 2 filtration fractions or panel 16; Preferred filter element 10 comprises at least 3 filtration panels 16.For three filter elements 11, panel 16 is with the first panel 16a, and the second panel 16b and the 3rd panel 16c represent.Should be appreciated that filter element 10 can have the panel 16 of any amount, but, along with the increase of panel 16 quantity, the cost that designs and assemble described filter 10 generally also increases, therefore, and preferred less panel 16.The quantity of preferred panel 16 comprises 3,4,6 and 8.
[0024] described at least 2 panels 16 are settled at an angle to each other, or they can be settled toward each other.Described at least two panels can be evenly at interval.For example, the filter element with two panels 16 can make panel 16 toward each other and be parallel to each other.As another example, have three panel 16a, 16b, the filter element 10 of 16c with about 120 ° spaced apart.In addition, the filter element with two panels 16 can make panel 16 relative to each other angled, for example, and at an angle of 90.Should be appreciated that other angles except 0 ° (that is, making panel 16 each other in plane or copline) all are suitable.
[0025] preferably, each panel 16a, 16b, the size of 16c, shape and filtering material are identical, although do not need all panels to have identical size, shape and/or filtering material.Panel 16 is planes or flat; That is, they are not circular or crooked.Plane or flat feature are because panel 16 has adopted rigid material.Among the embodiment afterwards, may provide on-plane surface or crooked panel, but, the application is meant the filtration panels 16 that adopts plane, non-bending.
[00261 panel 16 is fixed together by supporting construction 18, and described supporting construction can be a suitable frame, and any combination of member and material provides support and form inside 15 and hole 20 with counter plate 16.The example that is used for the suitable material of supporting construction 18 any parts comprises metal (for example, aluminium, titanium), and polymerization or plastic material are (for example, polyethylene, PETG, polypropylene, Merlon, urethanes or polyurethane), synthetic material, or its any combination.
[0027] in one embodiment, supporting construction 18 comprises the aluminum metal framework, as framework with support panel 16; With hard polymeric material, molded with the coated metal framework, and from the outside seal inside 15 of element 10.In another embodiment, supporting construction 18 comprises duroplasts, molded as framework with support panel 16; With soft polymeric material, molded with the parcel hard plastic frame, and from the outside seal inside 15 of element 10.Supporting construction 18 can comprise details and feature, so that filter 10 is connected on mounting bracket or other supporting constructions.
[0028] panel 16 of filter element 10 (perhaps, for shown in specific embodiment, the panel 16a of filter element 11,16b is 16c) from by filtration of particulate matters and chemical pollutant the fluid therebetween.Panel 16 can comprise single key element or layer, finishes from by removing chemicals and particle the fluid therebetween.But, as in a preferred embodiment, panel 16 comprises a plurality of key elements or layer.Referring to Fig. 4 A, show panel 16c and have 4 layers, first dielectric layer 22, the second dielectric layers, 24, the three dielectric layers 26 and the 4th dielectric layer 28.
[0029] being used for first example of the suitable layers of any dielectric layer 22,24,26,28, is the low pressure drop rigid board, has a plurality of passages and passes therebetween, and described passage has the surface that has sorbing material.Fluid passes through passage along the direction of passage, and described passage generally linearly.The impurity that is present in the fluid is adsorbed, and absorbs, and collects, keep, and reaction, or otherwise be adsorbed material and from fluid, remove.Rigid board can be set for removes specific impurity.For example, can design object and be used to remove acidic materials, alkaline matter, organic substance, or its any combination.
[0030] example of described rigid board is referring to U.S. Patent number 6,645,271 (Sequin etc.), and whole disclosures of the document are incorporated into this paper at this.Still be in the U.S. Patent Application Serial Number 10/947 in application stage, 732 (Ding etc.), the applying date is on September 23rd, 2004, denomination of invention is " Adsorptive FilterElement and Methods (absorption type filter element and method) ", stiffener is provided, and specialized designs is used to remove the compound that contains carbonyl; This application is incorporated into this paper at this.Should be appreciated that stiffener or any filter element described herein, can make amendment, to obtain the application's ideal characterisitics from their original design.For example, marquis during any in the manufacture process of rigid board can handle the substrate of object, to obtain the desirable final response of object.For example, aluminium substrate can etched or otherwise be handled, with the adhesive force of increase adhesive to the surface, or for other reasons.
[0031] being used for another example of the suitable layer of any dielectric layer 22,24,26,28, is the low pressure drop fibre object, has a plurality of passages and passes therebetween, and described fibre object has been full of multiple material, with absorption, absorbs, or reacts with impurity.Still be in the U.S. Patent Application Serial Number 10/928 in application stage, 776 (Dallas etc.), the applying date is on August 27th, 2004, denomination of invention is " Acidic Impregnated Filter Element; and Methods (filter element and the method for acid dipping) ", the multihole device of dipping is provided, and specialized designs is used to remove alkalescence or alkali cpd; This application is incorporated into this paper at this.Still be in the U.S. Patent Application Serial Number 10/927 in application stage, 708 (Dallas etc.), the applying date is on August 27th, 2004, denomination of invention is " Alkaline Impregnated Filter Element; and Methods (filter element and the method for alkalescence dipping) ", the multihole device of dipping is provided, and specialized designs is used to remove acid compound; This application is incorporated into this paper at this.Still be in the U.S. Patent Application Serial Number 11/016 in application stage, 013 (Ding etc.), the applying date is on December 17th, 2004, denomination of invention is " Impregnated Filter Element; and Methods (filter element of dipping and method) ", the multihole device of dipping is provided, and specialized designs is used to remove the compound that contains carbonyl; This application is incorporated into this paper at this.Relevant removal alkaline matter, acidic materials contain compound and organic other details of carbonyl, and being provided at the PCT patent application serial numbers that still is in the application stage is US05/30577, and the applying date is in the application on August 25th, 2005.
[0032] being used for the 3rd example of the suitable layer of any dielectric layer 22,24,26,28, is the filter course of fibre-bearing or particle.The suitable examples of stratum granulosum comprises the nonwoven fibre layers of randomize, the thin layer of conventional filtration media and folding conventional filtration media.The preferred filter medium that uses is the HEPA medium.
[0033] the HEPA filter is considered to " high-efficiency particulate air " filter in art of filters.The HEPA medium provides the filter medium of filter efficiency.When monodispersed 0.3 microparticles is tested basically, the HEPA medium has 99.97% minimum efficiency of removing.Described medium can be any appropriate H EPA medium, and can be by cellulose, polymeric material (for example, viscose, polypropylene, Merlon etc.), and glass or glass fibre, or natural material (as cotton) is made.Other HEPA dielectric materials are known.Microfibrous glass is the preferred material of HEPA medium.The suitable HEPA medium that is used for aircraft applications is commercial H﹠amp; V " HB-7633 ".
[0034] any fiber or dielectric material can be electrostatically processed, and/or comprise one or more layers material.Can comprise one or more layers fine fibre, for example U.S. Patent number 6,673, introduced among 136 (Gillingham etc.).
[0035] can provide any or all these different dielectric layers with random order, so that panel 16 to be provided.
[0036] refers again to Fig. 4 A, panel 16 is shown has first dielectric layer 22, the second dielectric layers, 24, the three dielectric layers 26 and the 4th dielectric layer 28.In preferred structure, first dielectric layer 22 is the HEPA filter elements that fold, be provided for removing particle, second dielectric layer 24 is rigid media, (for example U.S. Patent number 6 to have the absorber material of dipping, 645, introduced in 271), the 3rd dielectric layer 26 is rigid media, (for example U.S. Patent number 6 to have the absorber material of dipping, 645, introduced in 271) and the 4th dielectric layer 28 are rigid media, be provided for removing the compound that contains carbonyl, be used in particular for removing acetaldehyde (for example Application No. 10/947,732 is introduced).Therefore, in use, the fluid that filter can at first pass through the HEPA filter course, then by two rigid layers removing acidity and alkaline matter, and then by one deck to remove acetaldehyde.Should be appreciated that this is an exemplary setting for dielectric layer, other structure also is suitable.For example, do not have, the dielectric layer of, two or any amount can be rigidity and/or dipping, perhaps different layers can be filled different materials and/or the path that is configured to provide different by described layer.
[0037] fluid that has filtered, air for example arrives the inside 15 of filter element 10.Internally 15, fluid leaves filter element 10 by hole 20.
[0038] there is hole 20 in second end 14 at element 10.Hole 20 comprises outlet opening 30, and it provides the path of turnover inner 15.In specific embodiment, outlet opening 30 is outlet openings 31 of three, can further describe hereinafter.Around hole 30 is the outlet axle collar or flange 32.The axle collar 32 preferably has circular outer perimeter, will describe reason below.
[0039] outlet opening 30 preferably has the number of sides identical with the quantity of panel 16.For three filter elements 11, described hole is three outlet openings 31.Hole 31 and any non-circular hole 30 need not be genuine polygon, but can comprise round or crooked side and/or angle.For example referring to Fig. 3 A.Hole 31 has general triangular shaped, but has the turning and the crooked side of fillet or circle; Hole 31 can be considered to have three ellipses or trilobal shape.
[0040] select the overall shape of the shape of oral pore 30 with respective filter elements 10, the overall shape of filter element depends on the quantity of panel 16.Outlet opening 30 is preferably followed and inner 15 identical general shape, is formed by panel 16 and supporting construction 18.Corresponding substantially inner 15 the shape of outlet opening 30 is made than adopting round exit that bigger outlet opening area is arranged.For example, longer for 31, three angles, hole than the round exit extension, therefore obtain bigger discharge area.The discharge area that increases is desirable, because it has reduced the speed of outlet fluid, thereby has reduced the pressure loss.
[0041] axle collar 32 is configured to admit pipeline 44 (seeing Fig. 2 and 4A) and forms leak free sealing betwixt.The specific setting of the axle collar 32 provides the axial and radial seal to pipeline 44.As seen, the axle collar 32 comprises interior perimeter surface 34 as best in Fig. 3 A and 4B, stops or vertical surperficial 36, the chamfered edge 38 on the inner surface 34 and with respect to the outer surface 40 of inner surface 34 with at the stop antelabium 42 of outer surface 40.Inner surface 34, stops 36 has the shape identical substantially with hole 30 with chamfered edge 38, and described hole 30 is hole 31 in the illustrated embodiment.Outer surface 40 and stop antelabium 42 have round-shaped substantially.
[0042] axle collar 32 usually can be with supporting construction 18 molded formation; The axle collar 32 can be integral with supporting construction 18.Such structure has been eliminated and need be connected to filter element 10 with independent flange.
[0043] referring to Fig. 2 and 4A, pipeline 44 is configured to coupling in the axle collar 32, and specifically, in interior perimeter surface 34.Pipeline 44 is by special three ellipses or the trilobal shape that is provided with coupling hole 31.By making pipeline 44 form the shape identical with hole 31, pipeline 44 have only 3 suitable directed available, this orientation that in some is provided with, compares determined number not more preferably, the orientation of described not determined number is meant that pipeline is circle and the situation that forms the round exit hole.Pipeline 44 comprises transitional region 46, and it is varied to circle from three ellipses or trilobal, thereby makes filter element 11 can be connected to circular ductwork.
[0044] shown in Fig. 4 A and 4B, for pipeline 44 is connected to filter element 10 by hole 20, pipeline 44 easily slips into the axle collar 30 by inclined-plane 38.Pipeline 44 is pushed into seal against both inner surface 34 and stops 36.Between pipeline 44 and inner surface 34, form radial seal, and between pipeline 44 and stops 36, form axial seal.Utilize the band clamp 50 fastening axle collar 30 and pipelines 44.Band clamp 50 is positioned on the axle collar 32 against outer surface 40, between the stop antelabium 42 and the limit 48 on the pipeline 44 of the axle collar 32.Be placed in the stability that has improved anchor clamps 50 between antelabium 42 and the limit 48, and reduced the possibility that anchor clamps are thrown off.
[0045] as mentioned above, the axle collar 32 has circular periphery.When band clamp 50 was arranged on the back of stop antelabium 42 on the axle collar 32, band clamp 50 centered on periphery and the axle collar 32 Continuous Contact, thereby, be around the axle collar 32 and pipeline 44 equally distributed load by band clamp 50 applied pressures.
[0046] referring to Fig. 5 and 6A, 6B, 6C shows second embodiment of filter element 10 of the present invention.The specific embodiment of filter element 10 is filter elements 100 in these accompanying drawings.Any feature that should be appreciated that filter element 10 can any combination be used for filter element 100, and vice versa.
[0047] filter element 100 has first end 112 and second opposed end 114.Filter element comprises filtration panels 116 and supporting construction 118.Panel 116 and supporting construction 118 form filter interior 115 together between first end 112 and second end 114.Panel 116 provides the path of fluid turnover inner 115, thereby the inlet that enters inside 115 is provided.Second end 114 comprises hole 120, and it provides the path of fluid turnover inner 115, and thereby provides 115 outlet internally.In this embodiment, comprise mark on first end 112; The embodiment that should be appreciated that any filter element can comprise mark, or, there is not mark to show.Described mark can be used to discern the manufacturer of filter element 100, perhaps is used for passing on, for example, installation instructions.
[0048] filter element 100 is non-cylindrical elements, specifically, is three filter elements, is made of three planes or flat panel 116.Filter element 100 does not have circle or curved surface to be used for filtering.
[0049] filter element 100 comprises at least two filtration fractions or panel 116; In the present embodiment, filter element 100 has three panels 116, and with the first panel 116a, the second panel 116b and the 3rd panel 116c represent.Preferably, each panel 116a, 116b, the size of 116c, shape and filtering material are identical, and be dispensable although all panels have identical size, shape and/or a filtering material.Panel 116 is plane or flat preferably; That is, they are not circular or crooked.
[0050] panel 116 is from by filtering out particle and chemical pollutant the fluid therebetween.Panel 116 can comprise single key element or layer, finishes and remove chemicals and particle from pass through fluid therebetween.Though do not specifically illustrate, each panel 116 of present embodiment is formed by a plurality of layers, is similar to filter element 11.The same material that is suitable for panel 16 also is applicable to panel 116.
[0051] hole 120 of filter element 100 provides the path of turnover inner 115.In specific embodiment, hole 120 is three outlet openings, as hereinafter further describing, is formed by structure 122, and described structure 122 is similar to the axle collar 32 of filter element 11 aspect a lot.Structure 122 comprises outer surface 124 and interior perimeter surface 134.In the present embodiment, the outer surface 124 of structure 122 has identical substantially shape with inner surface 134, that is, they all are triangle substantially, and unlike filter element 11, its outer surface 40 is circular substantially, and inner surface 34 is triangle substantially.
[0052] hole 120 has the number of sides identical with the quantity of panel 116 with structure 122, that is, be three in the present embodiment.Hole 120 and structure 122 have general triangular shaped, but have fillet or round angle.The shape of structure 122 is with the overall shape of respective filter elements 100 in the shape of selecting hole 120 and the present embodiment.
[0053] referring to Fig. 6 C, show the enlarged drawing of the part of structure 122, near mounting bracket 150, filter element 100 can be positioned on the support.As mentioned above, structure 122 is similar to the axle collar 32 of filter element 11, and in addition, for example, structure 122 is extended away from structure 18 unlike the axle collar 32, extends away from structure 118.Structure 122 comprises conduit, and groove or other keep the sunk area of sealing 136.
[0054] structure 122, especially seal 136, have low or do not have the gap; That is, the supporting construction 118 that structure 122 extends through filter element 100 is no more than about 1cm, preferably is not more than about 0.5cm.In a preferred embodiment, structure 122 is concordant or recessed to end 114 with end 114.
[0055] in use, filter element 100 can especially in sealing 136, operationally seal against support 150, so that leak free sealing to be provided in structure 122.Support 150 comprises ledge 155, extends towards filter element 100.Ledge 155 can be radially or chamfered edge, and has the height at least about 0.1cm (1mm), or at least about the height of 0.25cm.
[0056] before the use, filter element 100 slips into against support 150 in place.Have low or gapless structure 122 and be convenient to make filter element 100 to be slipped into its position, make gap minimum required between support 150 and the filter element 100.
[0057] when proper arrangement, filter element 100 forms axial seal by sealing 136 and support 150.The structure that depends on ledge 155 also can form radial seal.Sealing 136 is fully deformable, and is flexible and/or resilient, embeds in the sealing 136 to allow ledge 155; Sealing 136 generally is a low-durometer material.The example that is used to seal 136 suitable material comprises urethanes, polyethylene, silicone, rubber and other similar materials.Sealing 136 can be, for example, rolled seal can be that moulding is on the throne, and for example foamed material and the gel by a kind of composition or multiple composition injects on the throne formation.Sealing 136 be the continuous seal that does not have disconnection with engaging of ledge 155 and support 150.
[0058] filter element 100 substantially horizontal level settle, as shown in the figure, make outlet substantially level 115 come out internally, perhaps, filter element 100 upright position is substantially settled, make outlet substantially vertically on inner 115 or below.
[0059] filter element 100 comprises three installation elements 140 and three installation elements 145.In the present embodiment, installation elements 140 so that move and lift filter element 100, also is used as installing mechanism both as handle, so that desirable position is installed and be locked in to filter element, for example so that use.Desirable position is installed and be locked in to installation elements 145 also with filter element 100.Three installation elements 140 and three installation elements 145 that unnecessary use is all; This depends on the shell that filter element 100 will be installed to, pipeline or other structures.For example, only can adopt two installation elements 140 together with all three installation elements 145.Also can adopt other settings of installation elements.
[0060] should be appreciated that and can utilize installation elements 140 to come installation elements 100, and can adopt independent structures so that move and lift filter element, perhaps, installation elements 140 can be only as handle.
[0061] referring to Fig. 3 B, 4A, the Reference numeral among 6A and the 6B, following characteristic and size are the examples that is suitable for filter element 10,100.
| |
|
|
| Panel size | 17.5 * 25 inches | |
| The quantity of |
?3 | ?3 |
| Plate thickness | 4.6 inch | |
| The number of plies of |
?4 | |
| Layer 1 | Folding HEPA filtering material (having about 1.5 inches thickness) has the hotmelt isolated border between folding | Folding HEPA filtering material (having about 1.5 inches thickness) |
| Layer 2 | Rigidity absorbent filtering medium layer (having about 1.04 inches thickness) | |
| |
Rigidity absorbent filtering medium layer (having about 1.04 inches thickness) | |
| |
Rigidity absorbent filtering medium layer (having about 1.04 inches thickness) | |
| A | 25.31 inch | 25.96 inch |
| B | 22.75 inch | 22.53 inch |
| C | 17.00 inch | 17.14 inch |
| D | 3.80 inch radius | |
| E | 2.75 inch radius | |
| F | 16.00 inch radius | |
| G | 15.25 inch radius | |
| H | 15.00 inch diameter | |
| I | 25.00 inch | 25.00 inch |
| J | 11.56 inch |
[0062] in addition, for the embodiment of filter element 10, the widelyest in one direction be of a size of about 26.3 inches, and be about 22.8 inches on another direction.In addition, in this embodiment, the axle collar 32 extends through panel 16 about 2 inches.The approximate diameter in hole 31 is 15.25 inches, and the radius at the angle in hole 31 is 2.75 inches.The area that such outlet opening has is about 94.7 square inches; The area that can have for round exit relatively is about 38.5 square inches.What center on hole 31 is outer surface 40, and it is along with the shape in hole 31.The approximate diameter that outer surface 40 has is 10 inches, and the radius at its angle is 3.5 inches.
[0063] but, be to be understood that, although many feature and advantage of the present invention are set forth in front, together with the details and the function of the present invention of structure, but disclosed just illustrative, and can change in detail, especially the shape of parts, size and structure can be in principles of the present invention, change in the scope of the broader sense regulation of term that claims are explained.
Claims (16)
1. filter element comprises:
A) filtration panels of at least two substantitally planars;
B) supporting construction supports described at least two plane filtration panels, and forms inside together with described at least two plane filtration panels; With
C) non-circular hole, described relatively at least two substantitally planar filtration panels are axially settled.
2. filter element according to claim 1 comprises:
A) inlet is described at least two filtration panels; With
B) outlet is formed by described non-circular hole.
3. filter element according to claim 2, wherein:
A) described supporting construction limits described non-circular hole.
4. filter element according to claim 3, wherein:
A) described non-circular hole has interior perimeter surface and outer surface.
5. filter element according to claim 4 also comprises:
A) stops on the perimeter surface in described.
6. filter element according to claim 4, described interior perimeter surface comprises:
A) beveled surface.
7. filter element according to claim 3, wherein said non-circular hole comprises sealing.
8. filter element according to claim 7, wherein said being sealed in the groove.
9. filter element according to claim 1, wherein:
A) filtration panels of described at least two substantitally planars is made up of the filtration panels of three substantitally planars; With
B) described non-circular hole is three ellipses or trefoil hole.
10. according to the described filter element of arbitrary claim among the claim 1-9, wherein:
A) filtration panels of described at least two substantitally planars comprises the multiple filtration material.
11. filter element according to claim 10, wherein:
A) described multiple filtration material comprises one deck HEPA medium at least.
12. according to the described filter element of arbitrary claim in claim 10 or 11, wherein:
A) described multiple filtration material comprises one deck rigid filter material at least, is provided for absorbing chemical impurity.
13. filter element according to claim 12, wherein:
A) described multiple filtration material comprises two-layer at least rigid filter material, is provided for absorbing, described two-layer at least be different.
14. a filter element comprises:
A) filtration panels of three substantitally planars;
B) supporting construction, support the filtration panels of described three substantitally planars, described supporting construction:
I) and the filtration panels of three substantitally planars together, form inner; With
Ii) comprise non-circular hole, the filtration panels of described relatively three substantitally planars is axially settled;
C) described filter element also comprises the sealing around described non-circular hole.
15. filter element according to claim 14, wherein said non-circular hole are three ellipses or trefoil hole.
16. filter element according to claim 14, wherein said sealing comprises the sealing in the recessed channel.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65001905P | 2005-02-04 | 2005-02-04 | |
| US60/650,019 | 2005-02-04 | ||
| US60/733,978 | 2005-11-03 | ||
| US11/275,904 | 2006-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101111297A true CN101111297A (en) | 2008-01-23 |
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ID=39043001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200680003690XA Pending CN101111297A (en) | 2005-02-04 | 2006-02-03 | Non-cylindrical filter elements |
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| Country | Link |
|---|---|
| CN (1) | CN101111297A (en) |
Cited By (7)
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|---|---|---|---|---|
| CN103747846A (en) * | 2011-09-28 | 2014-04-23 | 马勒国际有限公司 | Filter element |
| CN105636668A (en) * | 2013-10-15 | 2016-06-01 | 曼·胡默尔有限公司 | Filter element, in particular for gas filtration |
| CN106861310A (en) * | 2011-10-26 | 2017-06-20 | 唐纳森公司 | Filter assemblies, its part and feature and the method for using and assembling |
| CN105073222B (en) * | 2013-03-15 | 2019-12-31 | 唐纳森公司 | Oval tubular filter cartridges and filtration systems using same |
| CN111511454A (en) * | 2017-08-09 | 2020-08-07 | 唐纳森公司 | A filter cartridge; an air cleaner assembly; a housing; characteristic; a component; and method |
| CN114222618A (en) * | 2019-08-23 | 2022-03-22 | 康明斯滤清系统知识产权公司 | Filter assemblies and elements using multi-layer and coiled filter media |
| CN114570137A (en) * | 2022-03-22 | 2022-06-03 | 美埃(中国)环境科技股份有限公司 | Novel dust removal filter cartridge filter |
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2006
- 2006-02-03 CN CNA200680003690XA patent/CN101111297A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747846A (en) * | 2011-09-28 | 2014-04-23 | 马勒国际有限公司 | Filter element |
| CN103747846B (en) * | 2011-09-28 | 2016-01-06 | 马勒国际有限公司 | Filter |
| CN106861310B (en) * | 2011-10-26 | 2020-04-10 | 唐纳森公司 | Filter assemblies, components and features thereof, and methods of use and assembly |
| CN106861310A (en) * | 2011-10-26 | 2017-06-20 | 唐纳森公司 | Filter assemblies, its part and feature and the method for using and assembling |
| CN105073222B (en) * | 2013-03-15 | 2019-12-31 | 唐纳森公司 | Oval tubular filter cartridges and filtration systems using same |
| CN105636668B (en) * | 2013-10-15 | 2018-12-14 | 曼·胡默尔有限公司 | Filter element, particularly for gas filtration |
| US10184434B2 (en) | 2013-10-15 | 2019-01-22 | Mann+Hummel Gmbh | Filter device, in particular for gas filtration |
| US10233876B2 (en) | 2013-10-15 | 2019-03-19 | Mann+Hummel Gmbh | Filter element, in particular, for gas filtration |
| US10344718B2 (en) | 2013-10-15 | 2019-07-09 | Mann+Hummel Gmbh | Filter element, in particular for gas filtration |
| CN105636668A (en) * | 2013-10-15 | 2016-06-01 | 曼·胡默尔有限公司 | Filter element, in particular for gas filtration |
| CN111511454A (en) * | 2017-08-09 | 2020-08-07 | 唐纳森公司 | A filter cartridge; an air cleaner assembly; a housing; characteristic; a component; and method |
| CN111511454B (en) * | 2017-08-09 | 2022-02-01 | 唐纳森公司 | A filter cartridge; an air cleaner assembly; a housing; component and method |
| CN114222618A (en) * | 2019-08-23 | 2022-03-22 | 康明斯滤清系统知识产权公司 | Filter assemblies and elements using multi-layer and coiled filter media |
| CN114570137A (en) * | 2022-03-22 | 2022-06-03 | 美埃(中国)环境科技股份有限公司 | Novel dust removal filter cartridge filter |
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