WO2016001062A1 - Dispositif de filtration - Google Patents

Dispositif de filtration Download PDF

Info

Publication number
WO2016001062A1
WO2016001062A1 PCT/EP2015/064405 EP2015064405W WO2016001062A1 WO 2016001062 A1 WO2016001062 A1 WO 2016001062A1 EP 2015064405 W EP2015064405 W EP 2015064405W WO 2016001062 A1 WO2016001062 A1 WO 2016001062A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
housing part
filter housing
filter element
spring clip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2015/064405
Other languages
German (de)
English (en)
Inventor
Claude Frédéric Gebler
Markus PREIßINGER
Valentin Ruffet
Markus Lang
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.)
Mahle International GmbH
Original Assignee
Mahle International GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mahle International GmbH filed Critical Mahle International GmbH
Publication of WO2016001062A1 publication Critical patent/WO2016001062A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • 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
    • 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
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/153—Anti-leakage or anti-return valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0004—Details of removable closures, lids, caps or filter heads
    • 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
    • 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
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4007—Use of cam or ramp systems
    • 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
    • B01D2201/4046—Means for avoiding false mounting of different parts
    • 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

Definitions

  • the present invention relates to a filter device having a first filter part having an external thread and a second filter housing which can be screwed therewith and has an internal thread, according to the preamble of claim 1.
  • the invention also relates to a ring filter element with two end disks.
  • a generic filter device with a hanging ring filter element in which case a fuse is provided, which ensures that only a specially authorized filter element is inserted into the filter housing.
  • the fuse comprises a spring-biased pin in the filter head, which is pressed by a slope on an end plate of the ring filter element against a spring and allows a Verbau.
  • a disadvantage of this embodiment is that it is relatively expensive and suitable only for hanging filter, since the ring filter element is inserted into the ring filter cartridge.
  • a filter device with a filter housing which consists of at least two filter housing parts.
  • a ring filter element is secured in the filter housing, wherein at least one locking means is provided, by means of which a releasable latching connection between the ring filter element and at least one of the filter housing parts can be produced.
  • this should make it possible to mount or supply ring filter elements Dismantle with always safe operation, without coming into direct contact with the ring filter element.
  • the present invention addresses the problem of providing an improved embodiment for a filter device of the generic type, which ensures the use of authorized ring filter elements, at the same time is inexpensive and can be used for both hanging and standing filter elements.
  • the present invention is based on the general idea of providing a U-shaped spring clip in a filter device known per se with a first filter housing part having an external thread and a second filter housing part which can be screwed thereon and internally threaded, which screw together the two filter housing parts without previously inserted and Authorized ring filter element prevented.
  • the two filter housing parts form in the screwed together state, the filter housing in which the ring filter element is arranged.
  • the U-shaped spring clip according to the invention is arranged in the first spring housing part and has at the free ends of its U-leg outwardly bent projections which protrude radially at not inserted ring filter element over the first filter housing part and thereby prevent screwing with the second filter housing part by they prevent a threaded engagement of the external thread of the first filter housing part in the internal thread of the second filter housing part.
  • the spring clip according to the invention furthermore has a central region which interacts with an end disk of the ring filter element in such a way that when the ring filter element set ring filter element, the two U-legs are pulled together and thereby pull the outwardly bent projections inward, whereby a screwing of the two filter housing parts is allowed together, since now the extensions no longer prevent the engagement of the two threads into each other.
  • the U-shaped spring clip according to the invention is not only structurally extremely easy to manufacture, but also cost, whereby this security feature is easy and cheap to manufacture.
  • the U-shaped spring clip according to the invention is preferably integrated in the first filter housing part, in particular in a filter housing cover, and acts in non-inserted ring filter element by means of projections projecting radially beyond the end of the first housing part blocking for an assembly of the two filter housing parts. If a suitable, that is authorized, ring filter element is used, the spring clip is stretched and over the first housing part radially projecting extensions are "pulled" to the ring filter element and thereby release the thread of the second filter housing part for assembly.
  • the spring clip is made of metal, in particular as a stamped sheet metal part, or of plastic. Both embodiments allow both a manufacturing technology simple and a cost-effective production of the spring clip according to the invention, in particular, the execution of metal no further protective considerations in terms of, for example, in the filter device flowing aggressive media, such as fuel or oil needs.
  • the spring clip is clipped to the first filter housing part.
  • a clip connection can be provided, which in particular the assembly of the spring clip in first filter housing part made extremely simple.
  • the spring clip only has to be pressed into the first filter housing part until it latches there, that is until, for example, latching hooks arranged on the first filter housing part engage behind the spring clip and thereby fix it.
  • the spring clip according to the invention can also be fixed in any other way, for example by screwing, welding or gluing, on the first filter housing part.
  • the spring clip in its central region has a conical nose, which faces the ring filter element or its end plate and which cooperates with a conical receptacle on the end plate of the ring filter element. If the ring filter element is slipped onto the conical nose of the spring clip, the nose enters the conical seat on the end plate and is compressed, since the conical seat has steeper flanks than the conical nose. By squeezing the two U-legs are used and thus the extensions adjusted radially inward, at least to the extent that they no longer engage in the internal thread of the second housing part and thereby prevent screwing of the two housing parts.
  • this can of course also be cylindrical, in which case a clear inner diameter of the cylindrical receptacle is smaller than a width of the nose, so as to be able to reliably effect the compression of the legs.
  • the particular conical receptacle is arranged axially centrally of the end plate of the ring filter element projecting and integrally formed therewith.
  • it is advantageous to produce it together with the end disk for example in a common plastic injection molding process. to deliver. All you have to do is change the plastic injection mold once.
  • the spring clip at its U-legs in each case an inwardly directed nose, engage behind in the first filter housing part used ring filter element the end plate and lock it.
  • the tension of the spring clip when inserting the ring filter element thus locks the ring filter element on the spring clip and thereby prevents the ring filter element from falling out of the first filter housing part.
  • this can be pressed together with the ring filter element at an angle to a plate.
  • the end disk of the ring filter element slides on one side under the inwardly directed nose of the spring clip, whereupon the ring filter element readily falls out of the first filter housing part.
  • the filter device can generally be formed as a fluid filter device and thereby either gases or liquids, for example oil or the fuel, filter.
  • FIG. 1 is a sectional view through a filter device according to the invention with not inserted ring filter element and thereby locking spring clip
  • FIG. 2 is an illustration as in Fig. 1, but with inserted ring filter element and thereby unlocked spring clip,
  • FIG. 3 is a view of a spring clip according to the invention.
  • Fig. 4 is a view of a ring filter element with inserted spring clip
  • a filter device 1 has a first filter housing part 2, for example a filter housing cover, with an external thread 3, which can be screwed to a second housing part 4 via an internal thread 5.
  • a ring filter element 6 is installed in the filter housing formed from the first and second filter housing part 2, 4 according to Figures 2 and 5.
  • a U-shaped spring clip 7 is provided, which is connected in the first filter housing part 2.
  • the spring clip 7 according to the invention has a central region 10 which cooperates with an end plate 13 of the ring filter element 6 such that when inserted ring filter element 6, the two U-legs 8 are contracted and thereby pull the outwardly bent projections 9 inward and screwing the allow both filter housing parts 2 and 4 with each other.
  • the spring clip 7 according to the invention is preferably made of metal, in particular as a cost-effective and manufactured easily manufactured sheet metal stamping part, or made of plastic.
  • both selected embodiments allow a much cheaper compared to previously known from the prior art solutions.
  • the spring clip 7 is clipped to the first filter housing part 2 via a clip connection 1 1.
  • the clip connection 1 for example, latching hooks 14, which engage behind the spring clip 7 after pressing in the first filter housing part 2 and thereby fix.
  • the clip connection 1 1 or the latching hooks 14 can be produced in one piece with the first filter housing part 1, for example in a common plastic injection molding process.
  • the U-shaped spring clip 7 is connected in another way, for example by screwing, gluing, welding or caulking with the first filter housing part 2.
  • the conical seat 15 is arranged axially centrally of the end plate 13 of the ring filter element 6 projecting and preferably integrally formed therewith, so that the end plate 13 together with receptacle 15 can be preferably prepared in a common plastic injection molding process.
  • the flanks 23 of the receptacle 15 can also run parallel to the axis 25, so that the conical receptacle 15 would be cylindrical in this case.
  • a clear inner diameter d of the receptacle 15 must be smaller than a width b of the nose 12 of the spring clip. 7
  • the spring clip 7 can each have on its U-legs 8 an outwardly directed lug 17 which, when the ring filter element 6 is not inserted, has a stop for the U-legs 8 on the first filter element. form housing part 2 and thereby limit the radial adjustment movement of the extensions 9.
  • the U-shaped spring clip 7 With the U-shaped spring clip 7 according to the invention, an extremely simple and cost-effective possibility can be provided in comparison with the prior art to ensure that a ring filter element 6 is always used when the filter housing is closed and, moreover, it can be ensured that only an authorized ring filter element 6 is used is, namely one with a matching conical receptacle 15 at the end plate 13.
  • the end plate 13 In contrast to known from the prior art ring filter elements, the end plate 13 is closed, that is impermeable formed in the ring filter element 6 according to the invention.
  • the end plate 13 has here solely and solely the task to operate the spring clip 7 and the extensions 9 to draw inward so far that they no longer block the internal thread 5 of the second filter housing part 4, thereby allowing a screwing of the two filter housing parts 2, 4.
  • the receptacle 15 is designed conical so that it allows a rotation of the ring filter element 6 relative to the spring clip 7. Such twisting is not hindered by the inwardly directed lugs 16, which engage behind the end plate 13 and engage with it. This is particularly important if at the end plate 13 opposite end plate 20, an axially projecting pin 21 is arranged to engage with mounted filter device 1 in an associated (not shown) idle channel and close it.
  • the end plate 20 is annular and thus has in contrast to the end plate 13 has a central opening 22nd
  • the flanks 24 are inclined at an angle ⁇ to the axis 25, this angle ⁇ in a range between 15 ° ⁇ ⁇ 25 °, preferably at about 15 °, lies.
  • the flanks 23 of the receptacle 15 are inclined at an angle ß to the axis 25, wherein it is true that ß ⁇ a, in particular ß ß about 10 °. Regardless of the angle ß the compression of the legs 8 can also be achieved by the clear inner diameter d of the receptacle 15 is smaller than the width b of the nose 12.

Landscapes

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

Abstract

L'invention concerne un dispositif de filtration (1) qui comprend une première partie de boîtier de filtre (2) dotée d'un filetage extérieur (3) et une seconde partie de boîtier de filtre (4) dotée d'un filetage intérieur (5) et qui peut être vissée avec la première. L'invention se caractérise - en ce qu'une bride de ressort (7) en forme de U est disposée dans la première partie de boîtier de filtre (2) et comporte sur les extrémités libres de ses branches de U (8) des saillies (9) recourbées vers l'extérieur qui dépassent radialement d'un bord de la première partie de boîtier de filtre (2) lorsque l'élément filtrant annulaire (9) n'est pas inséré et empêchent ainsi un vissage avec la seconde partie de boîtier de filtre (4), - en ce que la bride de ressort (7) comporte une zone médiane (10) qui coopère avec un disque terminal (13) de l'élément filtrant annulaire (6) de telle manière que, lorsque l'élément filtrant annulaire (6) est inséré, les deux branches de U (8) sont contractées et permettent ainsi un vissage avec la seconde partie de boîtier de filtre (4).
PCT/EP2015/064405 2014-07-03 2015-06-25 Dispositif de filtration Ceased WO2016001062A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014212923.0A DE102014212923A1 (de) 2014-07-03 2014-07-03 Filtereinrichtung
DE102014212923.0 2014-07-03

Publications (1)

Publication Number Publication Date
WO2016001062A1 true WO2016001062A1 (fr) 2016-01-07

Family

ID=53487366

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/064405 Ceased WO2016001062A1 (fr) 2014-07-03 2015-06-25 Dispositif de filtration

Country Status (2)

Country Link
DE (1) DE102014212923A1 (fr)
WO (1) WO2016001062A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105642039A (zh) * 2016-03-21 2016-06-08 青岛众瑞智能仪器有限公司 一种带自锁减震功能滤膜夹持装置
WO2022124333A1 (fr) * 2020-12-09 2022-06-16 Ud Trucks Corporation Ensemble filtre pour un véhicule, et partie logement de filtre

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10060401B2 (en) * 2016-04-22 2018-08-28 Caterpillar Inc. Fuel inlet filter for fuel injectors

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19707132A1 (de) 1997-02-22 1998-08-27 Mann & Hummel Filter Filter
EP1287871A1 (fr) * 2001-08-31 2003-03-05 Hydac Filtertechnik GmbH Dispositif de filtrage
WO2007009533A1 (fr) 2005-07-22 2007-01-25 Ufi Filters S.P.A. Dispositif filtrant pour filtration de l'huile
US20090229231A1 (en) * 2008-03-14 2009-09-17 Messier-Bugatti Aircraft filter device with the filter being stopped in rotation
WO2013124824A1 (fr) 2012-02-22 2013-08-29 Cummins Filtration Ip Inc. Installation de cartouche de filtre correcte dans un ensemble filtre à fluide avant de permettre d'achever l'assemblage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10035696A1 (de) * 2000-07-20 2002-01-31 Vorwerk Co Interholding Elektrostaubsauger mit einer Filterkammer sowie Anordnung eines Filterbeutels in einem Elektrostaubsauger
US8815090B2 (en) * 2008-06-16 2014-08-26 Baldwin Filters, Inc. Filter with water separation device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19707132A1 (de) 1997-02-22 1998-08-27 Mann & Hummel Filter Filter
EP1287871A1 (fr) * 2001-08-31 2003-03-05 Hydac Filtertechnik GmbH Dispositif de filtrage
WO2007009533A1 (fr) 2005-07-22 2007-01-25 Ufi Filters S.P.A. Dispositif filtrant pour filtration de l'huile
US20090229231A1 (en) * 2008-03-14 2009-09-17 Messier-Bugatti Aircraft filter device with the filter being stopped in rotation
WO2013124824A1 (fr) 2012-02-22 2013-08-29 Cummins Filtration Ip Inc. Installation de cartouche de filtre correcte dans un ensemble filtre à fluide avant de permettre d'achever l'assemblage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105642039A (zh) * 2016-03-21 2016-06-08 青岛众瑞智能仪器有限公司 一种带自锁减震功能滤膜夹持装置
WO2022124333A1 (fr) * 2020-12-09 2022-06-16 Ud Trucks Corporation Ensemble filtre pour un véhicule, et partie logement de filtre

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