CN101505849B - Oil filter assembly - Google Patents
Oil filter assembly Download PDFInfo
- Publication number
- CN101505849B CN101505849B CN2007800312529A CN200780031252A CN101505849B CN 101505849 B CN101505849 B CN 101505849B CN 2007800312529 A CN2007800312529 A CN 2007800312529A CN 200780031252 A CN200780031252 A CN 200780031252A CN 101505849 B CN101505849 B CN 101505849B
- Authority
- CN
- China
- Prior art keywords
- stay pipe
- lid member
- filter cell
- top lid
- reception cavity
- 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.)
- Expired - Fee Related
Links
- 230000008878 coupling Effects 0.000 claims description 28
- 238000010168 coupling process Methods 0.000 claims description 28
- 238000005859 coupling reaction Methods 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 25
- 241000628997 Flos Species 0.000 claims description 11
- 235000014676 Phragmites communis Nutrition 0.000 claims description 6
- 210000003141 lower extremity Anatomy 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 3
- 238000000429 assembly Methods 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 74
- 230000000903 blocking effect Effects 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 7
- 239000010779 crude oil Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 5
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 208000004350 Strabismus Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
-
- 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
- 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
- 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
- B01D2201/31—Other construction details
- B01D2201/316—Standpipes
-
- 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
- B01D2201/4015—Bayonet connecting means
-
- 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
- B01D2201/4076—Anti-rotational means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention relates to an oil filter assembly (10) comprising a receiving chamber that can be closed by a cover element and a spring-loaded supporting tube (22) that is fixed in the receiving chamber (18) and is designed to receive a filter element (20) that can be radially traversed by oil, said supporting tube being axially displaceable between an operating position and a drain position in such a way that in the operating position, when the receiving chamber is closed by the cover element (14), said tube closes a drain opening (42) and when the receiving chamber is open in the drain position, said tube releases a drain opening (42).; The cover element (14) has a supporting tube contact area (58) on the side facing the receiving chamber in such a way that during the closing of the receving chamber (14) when the filter element is located on the supporting tube (22), pressure is exerted on said tube by the support tube contact area (58), thus displacing the tube into the operating position.
Description
Technical field
The present invention relates to a kind of oil filter assembly, it has: reception cavity, and it can seal by top lid member; With spring-loaded stay pipe; It is fixed in the reception cavity and is used to hold the filter cell that can be crossed by oily radial flow; Wherein this stay pipe is arranged to and can in axial direction between operating position and exhaust position, be moved; Make in the operating position at reception cavity said stay pipe sealing floss hole during through the top lid member sealing, and in exhaust position when reception cavity is opened the open floss hole of said stay pipe.In this oil filter assembly, stay pipe so is fixed on the reception cavity, makes it when changing filter cell, be retained in the shell.Reception cavity can be through for example screwing top lid member or through on reception cavity, opening or sealedly sealing by top lid member at this.For the spring-loaded stay pipe, especially can be provided with spring element, it loads stay pipe towards the exhaust position direction.Spring element on the one hand can directly be supported on the stay pipe and can be supported on the other hand on the shell that forms reception cavity at this.
Background technology
Known a kind of oil filter assembly from WO 01/17657A2 (=EP 1137470A2); Discharge closure is mounted to and can between the second place of primary importance of sealing delivery pipe and open delivery pipe, moves axially with filter element in said oil filter assembly, and wherein discharge closure is arranged to fix with filter housing and be extruded to its release position with spring-loaded mode.Discharge closure moves to its detent position by the filter element that inserts in the filter housing on the contrary at this and spring action.
When known a kind of liquid filter with blocking mechanism from EP 1106795A1 (=DE 60018360T2), said blocking mechanism seal reception cavity when the top cover of filter element, be applicable to get into the emptying passage and therefore seal this passage.But when from reception cavity, taking out filter element, blocking mechanism is opened the emptying passage.For blocking mechanism is remained on the operating position, on filter element, be provided with backstop, said backstop cooperates with blocking mechanism so that blocking mechanism remains on the operating position when top lid member is sealed.Not only in WO 01/17657A2 but also in EP 1106795A1, all show it is disadvantageous, filter cell must have certain self-stiffness, so that with respect to spring-loaded discharge closure or blocking mechanism are remained on the operating position.
Summary of the invention
The objective of the invention is, improve a kind of in the described kind of beginning oil filter assembly and remedy the shortcoming of prior art at this.Especially should propose a kind of oil filter assembly, said oil filter assembly can move to dependable performance and in said oil filter assembly, can change filter cell with simple methods.Filter cell itself should have simple as far as possible structure at this.
The oil filter assembly of the characteristic of this purpose through having claim 1 is achieved.Therefore propose according to oil filter assembly of the present invention; Top lid member has the stay pipe contact area in its side towards reception cavity, makes that stay pipe directly loads and move to the operating position by the stay pipe contact area when filter cell is arranged on the stay pipe and when reception cavity is closed.Therefore different with the prior art situation of previously known, stay pipe places the operating position immediately and directly by cover component---through its stay pipe contact area---when top cover is closed.Moving to the operating position at this stay pipe is not through filter cell, but directly through the acting top lid member of stay pipe is realized.This has following advantage, and filter cell itself need not to have high intrinsic rigidity and therefore can construct relatively simply.Especially filter cell need not to be provided with the parts that in axial direction transmit power.Because show in the prior art, in the filter cell of long-time running, the intrinsic rigidity meeting variation along axis direction can occur stay pipe thus and by mistake move to exhaust position.This is crucial according to the present invention so, and stay pipe does not remain on the operating position through filter cell.
The oil filter assembly of characteristic that also can be through having claim 2 in the described purpose of beginning is achieved.Yet especially propose, top lid member has the stay pipe contact area in its side towards reception cavity, makes that the stay pipe contact area directly remains on the operating position with stay pipe when filter cell is arranged on the stay pipe and when reception cavity is closed.Therefore when oil filter assembly moved, the stay pipe contact area was used for stay pipe is remained on the operating position.This has following advantage, and filter cell need not to transmit axial force when oil filter assembly moves, so that stay pipe is remained on the operating position.The structure of filter cell can be than following simpler according in the oil filter assembly of the prior art of previously known thus.
Obviously, stay pipe comprises functional part at its free end, and wherein the functional part of stay pipe cooperates with the stay pipe contact area.Especially can consider excess pressure valve as functional part, said excess pressure valve and is opened when the consequent higher pressure of crude oil side when filter cell is impaired.Oil can be without passing through oil filter assembly with filtering so.
For support component when reception cavity is closed or when reception cavity seals and favourable the cooperating of top cover, propose, stay pipe is along outstanding towards the direction of top cover when filter cell is arranged on the stay pipe.Be formed for the favourable action face of the stay pipe contact area of top cover thus.
According to another form of implementation of the present invention; Top lid member can also have the filter cell contact area except the stay pipe contact area, make that filter cell directly moves to the run location on the stay pipe by the filter cell contact area when reception cavity is closed.If following situation, promptly filter cell moves far inadequately on stay pipe when changing filter cell, when closing reception cavity, stay pipe is moved to its run location so.But under the top cover situation of sealing, filter cell so is arranged on its run location in the operating position with stay pipe, makes to have basically no axial force through the filter cell transmission.
Can imagine at this, stay pipe contact area and filter cell contact area in axial direction are positioned at different plane, and/or the stay pipe contact area on top lid member more upcountry is provided with than filter cell contact area diametrically.This has following advantage, and the stay pipe contact area separates with the filter cell contact area on top lid member significantly.
The stay pipe contact area especially can be formed by the web or the longitudinal rib that in axial direction extend in top cover inside from the end face towards stay pipe at this.This has following advantage, if excess pressure valve is arranged on the free end of stay pipe, oil can pass the inlet that flows to excess pressure valve between web or longitudinal rib so.
The filter cell contact area also can be by radially the forming to the web or the rib of inner process on the top cover that be arranged on that correspondingly constitutes, and makes between these webs or rib oil can stream filter cell and can reach the valve inlet of excess pressure valve.
In order to be fixed on stay pipe in the reception cavity movably; The coupling bar that in axial direction extends especially is set in the bottom section of reception cavity; Said coupling bar be arranged on the bolt groove fit on the stay pipe, wherein the bolt groove be arranged on the radially outward outstanding base of stay pipe or radially outside direction projection with grading ring at least around flange on.Through this base or such flange are provided, act on stay pipe along horizontal direction, perhaps the shell that can lead of the power on the filter cell that is placed on the stay pipe.Stay pipe can be fixed in the enclosure advantageously anti-lostly in addition.When the assembling stay pipe, stay pipe can in axial direction import in the reception cavity, makes coupling bar insert in the bolt groove.For stay pipe is fixed in the reception cavity enduringly, coupling bar especially can constitute snib or brake bars, and said snib or the brake bars back side after inserting stay pipe engages the zone around the bolt groove.Can imagine in addition, coupling bar constitutes rivet shank, especially welds rivet shank.After stay pipe inserted, so hot riveting of rivet shank made suitable being connected of acquisition stay pipe and shell.
At this, can realize the dismountable connection of stay pipe in receptive cavity through coupling bar.For this reason, the bolt groove especially can constitute on plug-in type ground.Stay pipe can in axial direction so insert in the reception cavity so, makes coupling bar engage with the bolt groove.In next step, the free end of coupling bar can hot riveting.If also will from reception cavity, take out with rear supporting tube so, stay pipe can so be rotated further around its central longitudinal axis, reaches the zone of bolt groove up to manufactured head, and said bolt groove has the cross section greater than the diameter of rivet hot ailhead.Stay pipe can in axial direction take out from reception cavity so.
Also can use the coupling bar of the coupling bar replacement hot riveting of bolt form, the coupling bar of said bolt form has the widening portion that is equivalent to the rivet hot ailhead.
Especially can be made of plastics at this shell that forms reception cavity, wherein coupling bar especially can moldedly be formed on the shell.
In its free end zone, have the situation of widening portion for coupling bar, especially advantageously, the bottom of reception cavity to the spacing of the lower limb of widening portion at least slightly greater than the base that in axial direction extends or the thickness of flange.Therefore stay pipe can in axial direction move to exhaust position from the operating position in reception cavity.
As described, at stay pipe and after the bolt groove is inserted in the coupling bar thus, the widening portion of mushroom head especially can form through hot riveting.
Can imagine in addition, the bolt groove so constitutes, and makes stay pipe center on the rotatable limited anglec of rotation of its central axis.The bolt groove especially can constitute arc or aforesaid plug-in type.The bolt groove relative to each other zone be formed for limiting the rotation backstop of the anglec of rotation coaxially around central longitudinal axis., can make around the limited at least rotatability of longitudinal axis based on stay pipe, for example can be through the rotation dismounting at the seal that is fixed on the floss hole zone of stay pipe one side setting.Enough at this is that stay pipe is arranged to rotate the anglec of rotation through about 5 ° to 15 °.
In order to rotate stay pipe, can imagine, sync section is set on top lid member, rib form of synchronization section especially can be rotated stay pipe and/or filter cell through said sync section when top lid member is screwed or unscrew especially synchronously.Said sync section especially can be arranged on the filter cell contact area or on the stay pipe contact area or by it, form.For the sync section that engages top lid member one side can be provided with the groove that cooperates with the corresponding synchronous section on the stay pipe or on filter cell.
According to another aspect of the present invention; Stay pipe is away from a side of top lid member with do not have the extension of sealing radially in the zone by the filter cell capping; Said extension engages with the pure oil pocket with oil-out, and said extension has at least one pure oil export in its zone away from top lid member.Therefore the pure oil that is filtered by filter cell can flow to pure oil pocket through the extension of stay pipe and flow to oily outlet therefrom.
The zone by the filter cell capping of stay pipe has perforation radially, can flow into stay pipe through said perforation by the pure oil that filter cell filters.Filter cell advantageously directly is close on the stay pipe in its end cap region at this hermetically.
For seal with respect to the reception cavity that receives unfiltered crude oil pure oil pocket can be on extension molded be formed with protrusion radially around the sealing axle collar.
So advantageously, stay pipe has the closed section that is used for sealing floss hole under the operating position that is arranged in the central longitudinal axis zone on the free end of its extension.At this, the spring element that stay pipe is loaded in the exhaust position can be arranged in the pure oil pocket with the mode around the extension of stay pipe.
In addition advantageously; Top lid member has the junction surface, the back side that is used for back side joint filter cell section in its side towards reception cavity, makes filter cell when taking off top lid member, can from stay pipe, extract and can from reception cavity, take out by top lid member.Junction surface, the back side can be formed by the filter cell contact area at this.The filter cell section especially can be formed by the end plate towards top cover of filter cell, as long as it has such end plate.
The automatic back side of realizing junction surface, the back side during for the top lid member on the shell of screwing engages, and advantageously, junction surface, the back side is provided with the importing inclined-plane in the side towards filter cell.
Junction surface, the back side can form especially that the central longitudinal axis that is parallel to filter cell extends from the reed of top lid member to lower process.So reed can be provided be used for the back side engage the filter cell section radially to the rear-locating face of interior orientation.The advantage of this structure is, is during top lid member on the shell of screwing can radially outward to squint in junction surface, the back side that the reed shape constitutes and the filter cell section is radially inwardly blocked backward and is used for the back side and engages.
In another form of implementation of the present invention, junction surface, the back side forms the web that is arranged on the top cover, and said web is provided with the edge of the central longitudinal axis extension that is arranged essentially parallel to filter cell.The edge has the groove that the back side engages the filter cell section that is used for that radially extends.Therefore in this form of implementation, junction surface, the back side especially is not flexibly to constitute radially outwardly.Can use such structure, when the filter cell section axially upcountry flexibly constitutes, make this filter cell Duan Zaiyu top cover can sink when engaging.
Description of drawings
Details of the present invention and favourable structure can be learnt from following explanation, specify and be set forth in the embodiment shown in the accompanying drawing by said explanation.
Accompanying drawing illustrates:
Fig. 1 illustrates through first kind of longitudinal sectional view according to oil filter assembly of the present invention;
Fig. 2 illustrates through the longitudinal sectional view according to the top of the oil filter assembly of Fig. 1;
Fig. 2 .1 illustrates the partial view of Fig. 2, and some different form of implementation is shown;
Fig. 3 illustrates through the longitudinal sectional view according to the bottom of the oil filter assembly of Fig. 1;
Fig. 4 is illustrated in the cutaway view corresponding to Fig. 3 under the confined state;
Fig. 5 illustrates through second kind of longitudinal sectional view according to oil filter assembly of the present invention;
Fig. 6 illustrates the cutaway view of the similar Fig. 5 in the perspective view of another no filter cell; And
Fig. 7 illustrates the part drawing of the stay pipe shown in Fig. 5 and 6.
The specific embodiment
Downward vertically direction connects pure oil pocket 30 on reception cavity 18, on the axial end of said pure oil pocket, is provided with oil-out 32.As be clearly shown that from Fig. 1 and Fig. 3 that especially oiler 34 is parallel to pure oil pocket 30 and in shell 12, extends, and can flow in the reception cavity 18 through the unfiltered crude oil of said oiler.Illustrate through arrow 35 in Fig. 1 at oil filter assembly 10 oil streams in service.Therefore flow to oil-out 32 from oiler 34 through filter cell 20 at oil filter assembly 10 oil to be filtered in service.
Stay pipe 22 in axial direction be inserted in the reception cavity 18 from above and on-disconnectable there turn up the soil fixing.As especially being clearly shown that, in the zone of bottom 26, be provided with the coupling bar 38 that in axial direction extends from Fig. 3 and Fig. 4 for this reason.Said coupling bar 38 is being charged under the confined state in the bolt groove 40 that on annular lip 28, is provided with at this.As being clearly shown that from Fig. 1, said bolt groove 40 constitutes arc.As shown in fig. 4, in order to assemble stay pipe 22, stay pipe in axial direction so imports in the reception cavity, makes coupling bar 38 be absorbed in the bolt groove 40.
After inserting stay pipe 22, the free end of coupling bar 38 for example carries out thermal deformation, makes as in Fig. 3, being clearly shown that, on its free end, produces the widening portion 39 of mushroom head.Arrive the spacing of the lower limb of widening portion 39 in the bottom 26 in this selective reception like this chamber 18; Make stay pipe 22 to shift and be exhaust position, the other bottom surface of regional proximate recesses that centers on groove 40 of annular lip 28 under said exhaust position from the operating position shown in Fig. 1 to Fig. 4.In the operating position, the floss hole 42 that is provided with in the lower end of pure oil pocket 30 is by closed section 44 sealings of stay pipe 22.Closed section 44 is provided with the seal 46 that centers on.
When removing top lid member 14 and since be supported on the one hand on the shell 12 with the spring element 48 that is supported on the other hand on the stay pipe 22, stay pipe 22 moves to exhaust position.In exhaust position, on the one hand around the bottom surface of zone next-door neighbour's widening portion 39 of the groove 40 and on the other hand closed section 44 of annular lip 28 leaves the zone of floss hole 42, makes oil from reception cavity 18, to flow out through floss hole 42.
As being clearly shown that from Fig. 1, Fig. 3 and Fig. 4, stay pipe has extension 50 radially sealing, that engage with pure oil pocket 30 in the side away from top lid member 14.Extension 50 is provided with pure oil export 52 at this in its side away from top lid member 16, can be flowed in the pure oil pocket 30 by said pure oil export through the pure oil that filters.Therefore radially be connected the oil-out 32 on the pure oil pocket 30 through the pure oil that filters from pure oil export hole 52 through pure oil pocket 30 flow directions.
Especially be clearly shown that from Fig. 3 that spring element 48 is supported on the convex shoulder 54 of pure oil pocket one side on the one hand and is supported on the other hand on the end face of the web 56 that in axial direction extends of extension 50.
As mentioned, because the elastic prestress of spring element 48, stay pipe 22 is in exhaust position when opening top lid member 14.When top lid member 14 is screwed, move to the operating position in order to make stay pipe 22---together with the filter cell 20 that is arranged on the stay pipe 22---, have stay pipe contact area 58 in the side towards reception cavity 18 of top lid member 14.Especially the stay pipe contact area 58 that in Fig. 1 and 2, is clearly shown that at this by being arranged on radially forming on the top lid member inboard to projecting inward rib 60.Load the end face of the free end 62 of stay pipe 22 at the end face that radially extends of rib 60 at this.Especially be clearly shown that from Fig. 2 that stay pipe 22 or its free end 62 protrude in filter cell 20 or its end cap 21 along the axial direction towards top cover in the operating position.Stay pipe contact area 58 is guaranteed in addition, and stay pipe 22 remains on the operating position when top lid member 14 sealings.
Because the stay pipe contact area 58 that on top lid member 14, is provided with guarantees that especially middle filtrator element 20 advantageously can not transmit any axial force at all in the operating position.Force flux from spring element 48 acts on top lid member 14 through stay pipe 22.
Be arranged on the stay pipe 22 for filter cell 20 is located exactly, be provided with filter cell contact area 64 in the inboard of top lid member 14.Filter cell contact area 64 is used for when screwing top lid member 14, filter cell 20 being moved to its run location.Filter cell contact area 64 is realized through the rib 66 that correspondingly is provided with at this equally.But stay pipe contact area 58 more radially inwardly is provided with than filter cell contact area 64.Stay pipe contact area 58 in axial direction more upwards is provided with than filter cell contact area 64 in addition.
After long period operation, potted component 46 can appear or closed section 44 is fastened on the situation on the shell at oil filter assembly.In order when opening top lid member, to realize taking apart that fastening closed section 44 or potted component 46, rib 60 and/or rib 66 constitute the synchronous rib that is used for when the rotating cap element, rotating synchronously stay pipe 22 and/or filter cell 20.The anglec of rotation of stay pipe 22---especially can be approximately 15 °---confirming through bolt groove 40 with the axially extending length of central longitudinal axis.The coaxial side relative to each other of bolt groove 40 is formed for being engaged in the rotation backstop 41,43 of the coupling bar 38 in the bolt groove 40 at this.Because rotation, fastening stay pipe 20 can unclamp, and can realize moving axially automatically of stay pipe 22 thus.In order to realize the synchronous rotation of stay pipe 22 or filter cell 20, on stay pipe 22 and/or filter cell 20, be provided with the synchronous protruding 70 of synchronous groove 68 or especially wedge shape, for example on end cap 21 and 23 shown in.
In order to stop crude oil 50 undesirably to flow to pure oil pocket 30 from reception cavity 18 along extension, around the sealing axle collar 72 molded being formed on the extension 50.The sealing axle collar 52 is resisted against the wall of pure oil pocket 30 at this.The sealing axle collar 72 is in this setting like this; Make its zone when stay pipe 22 in axial direction moves arrive exhaust position, so that be present in crude oil in the reception cavity 18 and unhinderedly flow in the pure oil pocket 30 and can from pure oil pocket 30, flow out through discharge orifice 42 from pure oil pocket wall.
Especially from Fig. 1, be clearly shown that, stay pipe 22 on the free end 62 of top lid member 14, excess pressure valve 74 is set, open during the increased pressure of said excess pressure valve in reception cavity 18, make unfiltered crude oil can flow into the inboard of stay pipe 22.Because constitute the stay pipe contact area 58 of rib 60, oil can unhinderedly flow to the inlet of excess pressure valve 74 between rib 60.Also because filter cell contact area 64 rib shape ground constitute, so oil also can unhinderedly flow to valve 74 between filter cell 20 and top cover 14.
Shown in Fig. 5 to Fig. 7 second kind according to oil filter assembly 100 of the present invention, wherein the oil filter assembly 10 corresponding parts according to Fig. 1 to Fig. 4 are provided with corresponding label.
As from Fig. 6 and 7, being clearly shown that, in oil filter assembly 100, on stay pipe 102, be provided with fastening section of base 104 forms with radially outside direction projection.In base 104, be provided with the bolt groove 106 of plug-in type, said bolt groove has around the bow-shaped section 108 of the central longitudinal axis extension of stay pipe 102 and is connected the annulus section 110 on the bow-shaped section 108.
Especially as from Fig. 6, being clearly shown that, on the bottom 26 of reception cavity 18, be provided with coupling bar 112, said coupling bar has the widening portion 114 of mushroom head at its free end.The diameter of the widening portion 114 of mushroom head at this always at least slightly less than the internal diameter (net area) of annulus section 110 and greater than the width of corresponding bow-shaped section 108.Stay pipe 102 can be arranged in the reception cavity 18 plug-in type with remaining unchanged thus.
Can propose equally according to the present invention, coupling bar 112 is for example realized through the screw with the corresponding head of screw that can screw in shell.
In the oil filter assembly 100 according to Fig. 5 to Fig. 7, the bottom 26 of reception cavity 18 is approximately 2 to 10 times of thickness d of the elongation in axial direction of two bases 104 to the spacing of the lower limb of widening portion 114, especially be approximately 5 times.Realize that thus stay pipe 102 in axial direction moves limitedly.Stay pipe 102 can in axial direction move to when reception cavity 18 is opened or the exhaust position that when top cover 14 takes off, is positioned at from the operating position that when reception cavity 18 seals, is positioned at for this reason.In order to make stay pipe 102 move to exhaust position from the operating position automatically, be provided with spring element 116, its be supported on the bottom 26 of reception cavity 18 on the one hand and be supported on the stay pipe 102 on the other hand or base 104 on a side of bottom 26.
As from Fig. 5 and 6, being clearly shown that, stay pipe 102 is incorporated in the pure oil pocket 30 at the side joint away from filter cell 20 or top cover 14.In the operating position shown in Fig. 5 and 6, be arranged on fully in the section of the stay pipe 102 in the pure oil pocket 30, stay pipe 102 is provided with pure oil export 118.Pure oil export 118 the side towards pedestal 104 be connected with around the sealing axle collar 120.In the operating position shown in the figure, the sealing axle collar 120 be resisted against hermetically 32 transitional region from reception cavity 18 to oil-out with the sealing axle collar 120 corresponding shell segments.In the operating position, the pure oil through filtering that radially flows through filter cell 20 flows to oil-using units through oil-out 32 from oil filter assembly 100.
When opening closure head 14, stay pipe 102 axially upwards moves owing to spring element 116 so far, is posted by the base of widening portion 114 up to base 104.In this exhaust position, pure oil export 118 so is communicated with reception cavity 18 so, makes the oil that in reception cavity 18, exists to flow into pure oil pocket 30 and to continue to flow into floss hole 42 through pure oil export 118.
Stay pipe 102 its with zone that filter cell 20 cooperates in have the perforation 24 shown in Fig. 7, can radially flow through through said perforation oil.
The molded wedge shape web 122 that is formed with on the inboard of top lid member 14, the free-ended side towards stay pipe 102 of said web forms stay pipe contact area 124.Be tightened onto 12 last times of shell in top lid member 14, stay pipe 102 moves to the operating position and when top lid member 14 is screwed, remains on the operating position through stay pipe contact area 124.Also be provided with the convexity 126 of in axial direction extending on the inboard of this external top lid member 14, the free end of said convexity forms filter cell contact area 128.Filter element 20 gets into predetermined operating position through filter cell contact area 128 when top lid member 14 is screwed.But the spring force that loads stay pipe 102 and make it the spring element 116 in exhaust position just is delivered to top lid member 14 through stay pipe contact-segment 126.
As from Fig. 2, being clearly shown that, on top lid member 14, can be provided with junction surface, the back side 76, back side when top lid member 14 sealings, junction surface, the said back side engages the end cap 21 of filter cell 20.Be the rear-locating face 78 that reed shape ground constitutes and have the central longitudinal axis extension that is substantially perpendicular to oil filter assembly at the junction surface, the back side 76 shown in Fig. 2.When closure head was opened, rear-locating face 78 was resisted against the edge 80 towards rear-locating face 78 of end cap 21.Filter cell 20 can be extracted and from reception cavity 18, taken out by stay pipe 22 when taking off top lid member 14 thus.As it be shown in fig. 2, for compensating axial clearance, rear-locating face 78 is spaced apart with the lower limb 80 of end cap 21 when top lid member 14 sealings.
Junction surface, the back side 76 is provided with in its inside bottom, footpath and imports inclined-plane 82, and when rear-locating face 78 during through lower limbs 80, because said importing inclined-plane, junction surface, the back side 76 can radially outward be departed from then when top lid member 14 is screwed and radially inwardly blocked.
As in the partial view of Fig. 2 .1, being clearly shown that, also can use junction surface, the back side 76 to constitute the web 84 that is provided with top lid member.This junction surface, back side is provided with the groove 86 that extends radially outwardly, and said groove is back side abutting end lid 21 under final confined state.
Claims (20)
1. an oil filter assembly (10,100), have: reception cavity (18), said reception cavity (18) are formed by shell (12) and can seal by top lid member (14); With carry out spring-loaded stay pipe (22,102) by means of spring element; Said stay pipe (22,102) is fixed in the reception cavity (18) and is used to hold the filter cell (20) that can be crossed by oily radial flow; Wherein said stay pipe (22,102) is arranged to and can in axial direction between operating position and exhaust position, be moved; Make in the operating position at reception cavity (18) said stay pipe sealing floss hole (42) during through top lid member (14) sealing; And in exhaust position at reception cavity (18) open floss hole (42) of said stay pipe when opening; Wherein stay pipe is fixed in the reception cavity (18); Make when changing filter element (20) said stay pipe be retained in the said shell (12) and said spring element is supported on the stay pipe on the one hand and is supported on the shell on the other hand; It is characterized in that; Top lid member (14) has stay pipe contact area (58,124) in its side towards reception cavity, make when filter cell (20) be arranged on stay pipe (22,102) last time and reception cavity (18) when closing said stay pipe (22,102) directly load and move to the operating position by stay pipe contact area (58,124), and when reception cavity (18) when closing said stay pipe contact area (58,124) directly stay pipe (22,102) is remained on the operating position.
2. oil filter assembly as claimed in claim 1 (10,100); It is characterized in that; When reception cavity (18) when closing and filter cell (20) be arranged on stay pipe (22,102) last time, said stay pipe (22,102) is protruding in filter cell on the direction of top lid member (14).
3. according to claim 1 or claim 2 oil filter assembly (10,100); It is characterized in that; Said stay pipe contact area (58,124) is by being arranged on radially forming to projecting inward rib (60) or the axially downward web (122) that protrudes on top lid member (14) inboard, and the oil that between said rib or web, streams filter cell (20) can reach the free end of stay pipe (22,102).
4. according to claim 1 or claim 2 oil filter assembly (10,100); It is characterized in that; Said top lid member (14) has filter cell contact area (64,128) in its side towards reception cavity (18), make reception cavity (18) when closing filter cell (20) directly move to run location by filter cell contact area (64,128).
5. oil filter assembly as claimed in claim 4 (10,100); It is characterized in that; Said stay pipe contact area (58,124) and filter cell contact area (64,128) in axial direction are positioned on the different plane, and/or said stay pipe contact area (58,124) more radially inwardly is arranged on the top lid member (14) than filter cell contact area (64,128).
6. oil filter assembly as claimed in claim 1 (10,100); It is characterized in that; In the zone of the bottom (26) of reception cavity (18), be provided with the coupling bar (38,112) that cooperates with bolt groove (40,106) that extends vertically, the radially outward outstanding base (104) that said bolt groove is arranged on stay pipe (22,102) go up or radially outside direction projection also at least grading ring around flange (28) on.
7. oil filter assembly as claimed in claim 6 (10,100) is characterized in that, said base (104) or flange (28) piecewise at least are used for the side away from top lid member (14) of contacted filter element (22,102).
8. like at least one described oil filter assembly (10,100) in claim 6 or 7, it is characterized in that the shell (12) of formation reception cavity (18) is made of plastics and said coupling bar (38,112) is molded is formed on the shell (12).
9. like at least one described oil filter assembly (10,100) in claim 6 or 7; It is characterized in that; Said coupling bar (38,112) has widening portion (39,114) in its free end zone, wherein the bottom of reception cavity (26) to the spacing of the lower limb of widening portion (39,114) at least slightly greater than the base (104) that in axial direction extends or the thickness (d) of flange (28).
10. oil filter assembly as claimed in claim 9 (10,100) is characterized in that, at stay pipe (22,102) and after bolt groove (40,106) is inserted in the coupling bar (38,112) thus, said widening portion (39,114) forms through hot riveting.
11. oil filter assembly as claimed in claim 10 (10,100) is characterized in that, said bolt groove (40,106) so constitutes, and makes stay pipe (22,102) to rotate around its central longitudinal axis at least limitedly.
12. oil filter assembly as claimed in claim 1 (10,100); It is characterized in that; Said top lid member (14) has sync section (60,122), and it is used for when top lid member is rotated, making stay pipe (22,102) and/or filter cell (20) co-rotation at least limitedly.
13. oil filter assembly as claimed in claim 1 (10,100); It is characterized in that; Said stay pipe (22,102) does not have the extension (50) of sealing radially away from a side of top lid member (14) with in the zone that is hidden by filter cell (20); Said extension engages with the pure oil pocket (30) with oil-out (32), and said extension has at least one pure oil export (52,118) in its zone away from top lid member (14).
14. oil filter assembly as claimed in claim 13 (10,100); It is characterized in that; Extension (50) go up molded be formed with protrusion radially around the sealing axle collar (72,120), the said sealing axle collar (72,120) separates reception cavity (18) in the operating position with pure oil pocket (30).
15., it is characterized in that said stay pipe (22,102) has the closed section (44) that is used for sealing in the operating position floss hole (42) like claim 13 or 14 described oil filter assemblies (10,100) on its free end.
16. oil filter assembly as claimed in claim 15 (10,100) is characterized in that, spring element (48,116) is arranged in the pure oil pocket (30) with the mode around extension (50).
17. like 1 described oil filter assembly (10,100) in the claim; It is characterized in that; Said top lid member (14) has the junction surface, the back side (76) that is used for back side joint filter cell section (21) in its side in the face of reception cavity, makes that said filter cell (20) can be extracted from stay pipe (22,102) and can from reception cavity (18), be taken out by top lid member (14) when taking off top lid member.
18. oil filter assembly as claimed in claim 17 (10,100); It is characterized in that; Junction surface, the said back side (76) is provided with in the side in the face of filter cell (20) and imports inclined-plane (82); Make and to be installed in stay pipe (22,102) last time and under the situation of and then closing top lid member (14), the back side, junction surface, the said back side (76) joint filter cell section when filter cell (20).
19. claim 17 or 18 described oil filter assemblies (10,100); It is characterized in that; Junction surface, the said back side (76) constitutes the reed of the central longitudinal axis that is arranged essentially parallel to filter cell (14), said reed from top lid member (14) to lower process and have and be used for the rear-locating face (78) that the back side engages filter cell section (21).
20. like claim 17 or 18 described oil filter assemblies (10,100); It is characterized in that; Junction surface, the said back side (76) forms by being arranged on web (84) on the top lid member (14), that have the edge of the central longitudinal axis extension that is arranged essentially parallel to filter cell, and said web has the groove that the back side engages filter cell section (21) that is used for that radially extends.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006034485A DE102006034485A1 (en) | 2006-07-21 | 2006-07-21 | Oil filter assembly comprises a receiving chamber closed by a cover element with a spring-loaded support tube that is fixed in the receiving chamber for housing a radial filter element, which flows throughable by oil in a radial direction |
| DE102006034485.5 | 2006-07-21 | ||
| DE202007002162U DE202007002162U1 (en) | 2006-07-21 | 2007-02-09 | Oil filter arrangement |
| DE202007002162.3 | 2007-02-09 | ||
| PCT/EP2007/004475 WO2008009323A1 (en) | 2006-07-21 | 2007-05-19 | Oil filter assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101505849A CN101505849A (en) | 2009-08-12 |
| CN101505849B true CN101505849B (en) | 2012-07-18 |
Family
ID=38830795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800312529A Expired - Fee Related CN101505849B (en) | 2006-07-21 | 2007-05-19 | Oil filter assembly |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101505849B (en) |
| DE (1) | DE102006034485A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007017614U1 (en) * | 2007-12-14 | 2009-04-30 | Mann + Hummel Gmbh | oil filter |
| DE102008046008A1 (en) * | 2008-09-05 | 2010-03-11 | Mahle International Gmbh | filtering device |
| DE102009014934A1 (en) * | 2009-03-25 | 2010-10-14 | Mahle International Gmbh | liquid filters |
| DE102009030503A1 (en) * | 2009-06-24 | 2010-12-30 | Mahle International Gmbh | filtering device |
| DE102011015377A1 (en) | 2011-03-29 | 2011-12-01 | Daimler Ag | Combustion engine for motor car, has oil filter comprising filter arranged in rigid filter housing for filtration of operating medium, where filter comprises resilient filter material for contouring rigid filter housing |
| DE102012210900A1 (en) * | 2012-06-26 | 2014-01-02 | Hengst Gmbh & Co. Kg | Liquid filter with a central discharge channel and filter insert for a liquid filter |
| CN110935229A (en) * | 2019-12-17 | 2020-03-31 | 江西渥泰环保科技有限公司 | Flip formula water purifier filter core fixing device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1479427A1 (en) * | 2003-05-21 | 2004-11-24 | Arvin Technologies, Inc. | Quick-drain valve member for use with filter apparatus |
| EP1616612A1 (en) * | 2004-07-16 | 2006-01-18 | Joma-Polytec Kunststofftechnik GmbH | Oil filter assembly and center tube |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3933794A1 (en) * | 1989-10-10 | 1991-04-18 | Knecht Filterwerke Gmbh | Engine oil filter - with runs dry valve integrated with oil pressure control valve |
| DE19612689C1 (en) * | 1996-03-29 | 1997-06-05 | Daimler Benz Ag | Automotive oil filter assembly |
| BR0007088B1 (en) * | 1999-09-09 | 2009-08-11 | fluid filter with a discharge dome that is attached to the structure. | |
| DE29916265U1 (en) * | 1999-09-17 | 2001-02-08 | Ing. Walter Hengst GmbH & Co KG, 48147 Münster | Fluid filter with removable, central component |
| FR2801930B3 (en) * | 1999-12-07 | 2002-01-25 | Filtrauto | AUTOMATIC PURGE LIQUID FILTER FOR INTERNAL COMBUSTION ENGINE |
| FR2816985A1 (en) * | 2000-11-20 | 2002-05-24 | Filtrauto | I.C. engine liquid filter with automatic purge comprises removable filtering element with purge channel and sliding obturator which closes purge channel |
| DE20118683U1 (en) * | 2001-11-19 | 2003-03-27 | Hengst GmbH & Co.KG, 48147 Münster | Oil filter for internal combustion engines, comprises a clean oil pipe, at least a section of which is movably supported between an operating position and a maintenance position |
| DE10309442A1 (en) * | 2003-03-05 | 2004-09-23 | Joma-Polytec Kunststofftechnik Gmbh | Oil filter arrangement |
| US6896803B2 (en) * | 2003-03-28 | 2005-05-24 | Arvin Technologies, Inc. | Filter apparatus and associated method |
| DE10333398A1 (en) * | 2003-07-16 | 2005-02-03 | Joma-Polytec Kunststofftechnik Gmbh | Oil filter arrangement |
| DE502005001405D1 (en) * | 2004-08-01 | 2007-10-18 | Joma Polytec Kunststofftechnik | Oil filter arrangement |
| DE102005042715A1 (en) * | 2005-09-02 | 2007-03-08 | Joma-Polytec Kunststofftechnik Gmbh | Oil filter assembly and filter element for an oil filter assembly |
-
2006
- 2006-07-21 DE DE102006034485A patent/DE102006034485A1/en not_active Withdrawn
-
2007
- 2007-05-19 CN CN2007800312529A patent/CN101505849B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1479427A1 (en) * | 2003-05-21 | 2004-11-24 | Arvin Technologies, Inc. | Quick-drain valve member for use with filter apparatus |
| EP1616612A1 (en) * | 2004-07-16 | 2006-01-18 | Joma-Polytec Kunststofftechnik GmbH | Oil filter assembly and center tube |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102006034485A1 (en) | 2008-01-24 |
| CN101505849A (en) | 2009-08-12 |
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