CN105749612A - Universal rotary type oil product filter cleaner provided with differential pressure alarm and replaceable filter element - Google Patents
Universal rotary type oil product filter cleaner provided with differential pressure alarm and replaceable filter element Download PDFInfo
- Publication number
- CN105749612A CN105749612A CN201610159102.7A CN201610159102A CN105749612A CN 105749612 A CN105749612 A CN 105749612A CN 201610159102 A CN201610159102 A CN 201610159102A CN 105749612 A CN105749612 A CN 105749612A
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- China
- Prior art keywords
- filter element
- oil
- cleaner
- housing
- oil product
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003921 oil Substances 0.000 claims description 63
- 230000003287 optical effect Effects 0.000 claims description 20
- 238000003032 molecular docking Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000010721 machine oil Substances 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims description 3
- 239000000295 fuel oil Substances 0.000 claims description 2
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 239000012780 transparent material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000009987 spinning Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229920005479 Lucite® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B01D35/30—Filter housing constructions
-
- 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
- B01D29/114—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 arranged for inward flow filtration
-
- 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
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
-
- 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
- B01D35/143—Filter condition indicators
- B01D35/1435—Filter condition indicators with alarm 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
- B01D35/30—Filter housing constructions
- B01D35/306—Filter mounting adapter
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a universal rotary type oil product filter cleaner provided with a differential pressure alarm and a replaceable filter element. The universal rotary type oil product filter cleaner comprises a casing and the filter element arranged in the casing, wherein a threaded connecting plate is arranged between an opening of the casing and an oil outlet of the filter element, and a butting threaded through hole is formed in the center of the threaded connecting plate and communicated with an oil outlet channel of a filter base of the filter cleaner; a plurality of oil inlet through holes are formed in the threaded connecting plate and communicated with an oil inlet channel in the filter base of the filter cleaner; the differential pressure alarm is arranged on the filter base; a plurality of symmetrically distributed convex teeth are arranged on an outer ring of the threaded connecting plate, grooves matched with the convex teeth are formed in the opening of the casing, and the threaded connecting plate is pressed and attached to the oil outlet of the filter element under the action of an elastic support piece at the bottom of the casing. According to the universal rotary type oil product filter cleaner provided with the differential pressure alarm and the replaceable filter element, the problems that the filter element in the casing of a conventional filter cleaner is non-replaceable and interchangeability of the filter cleaners produced by different manufacturers is poor are solved, the replacement is simple, the operation is easy, and the overpressure protection on the casing is easy to realize.
Description
Technical field
The invention belongs to mechanical field, relate to a kind of oil product cleaner, especially a kind of replaceable cartridge, the reusable filter case assembly of housing.
Background technology
Existing commercially available diesel fuel filter, it mainly has two kinds of forms, one to be overall rotation fitting type, and one is dismantled and assembled replacing filer element type.
Overall rotatable filter housing is provided with oil-in and oil-out, and is connected with outside oil inlet passage and oil discharge passage by filter block.Filter element is arranged in housing, and housing and filter element as a whole, can not individually dismantle.In filter element service life to after date, it is necessary to by filter element and housing integral replacing, the filter case after replacing can only be discarded.Having an advantage in that filter block is connected by standard thread with housing, be suitable for standardized production, housing, filter block interchangeability are good.Have drawbacks in that firstly, since metal shell is longer than the filter element organic material life-span more than 10 times, but disposable can only discard and cause great waste.Secondly as the process recovery process difference of the recovery processing technique of metal and organic material is very big, split cutting is made troubles again when reclaiming, and causes great environmental pollution.3rd, owing to overall rotatable filter is disposable products, consider for cost and service life, that the diameter of filter element and length are done is relatively big, and filter element is little with the gap of housing, and trapped fuel amount is few, add the circulating resistance of cleaner, usual circulating resistance index has just met the upper limit being distinctly claimed in GB, and circulating resistance index is the smaller the better in practice, and this point limits filter effect.
Chinese patent disclosed in 2007 " Split type housing of oil filter 200710110802.8 " discloses a kind of dismountable cleaner, and shell is made up of threaded upper bowl and lower bowl, is provided with sealing ring between upper bowl and lower bowl;Upper bowl is threadeded with the flowline of machine oil base by nut, the periphery of upper bowl is provided with carrying out the bulge-structure that radial rotating is spacing between upper bowl and machine oil base, and this invention can carry out filter element replacing after dismantling, it is to avoid waste.But there is structure complexity in using, parts are many, the shortcoming that filter element replacing is constant, and detachable part is on the housing of cleaner, need this position for this, namely go up the joint portion of bowl and lower bowl and carry out special sealing, and there are vibrations etc. affect because vehicle is in operation, likely there will be loosening and oil product leakage of this joint portion, cause the inefficacy of whole cleaner.
In addition existing different manufacturers produce cleaner overall dimensions differ, installing/dismounting mode also differs, cause the housing of first factory, filter element cannot with the filter block of second factory with the use of situation, user change filter element time cause certain trouble.Have to change the filter element of different manufacturers often with filter block, housing also together with change, which adds unnecessary expense.
In the course of the work, owing to failing to change in time filter element, or oil product impurity is too much etc., and reason causes blocking to cleaner, and between oil-in and oil-out, pressure reduction is excessive, causes system damage and potential safety hazard as place not in time is comprehended.
Summary of the invention
It is an object of the invention to the shortcoming overcoming above-mentioned prior art; a kind of oil product cleaner is provided; solve the problem that in existing filter case, filter element is non-exchange; housing is made to realize reusing; the oil product filter replacement of the present invention is simple, easily operated simultaneously; and by arranging pressure reduction alarm unit, remind user inspection and change filter element, thus housing being played overvoltage protection effect.
It is an object of the invention to solve by the following technical programs:
A kind of general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure, including housing and the filter element being arranged at enclosure interior, it is provided with thread connection plate between described housing oral area and filter element oil-out, described thread connection plate is the disc structure corresponding to housing oral area shape, thread connection plate be provided centrally with docking tapped through hole, be connected with the oil discharge passage of filter base;Thread connection plate is provided with some oil-feed through holes for one week around tapped through hole, and is connected with the oil inlet passage on filter base;Described housing bottom is provided with elastic supporting member for supporting optical member, described thread connection plate outer ring is provided with some symmetrical double wedges, housing oral area is provided with the groove matched with double wedge, the circumferential yardstick of described double wedge is less than the circumferential yardstick of groove, and under the effect of described elastic supporting member for supporting optical member, thread connection plate overlays on filter element oil-out;The outside of cleaner is provided with pressure reduction alarm, and two pressure transducer probes of described pressure reduction alarm are separately positioned on oil inlet passage and the oil-out passage place of cleaner.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, the bottom of the oral area of housing is provided with the locating slot matched with described double wedge, and rotation and movement to thread connection plate carry out spacing.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, between tapped through hole and the oil-out of filter element of threaded plate, it is provided with the cartridge seal pad of ring-type.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, the outer ring of housing oral area is provided with housing seal circle.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, oil-feed through hole is oval.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, oil product is fuel oil, machine oil or hydraulic oil.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, overflow valve seals the bottom being fixed on housing by sealing ring.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, filter block oil-out and the docking screw thread on threaded plate are standard-sized screw thread.
In the general rotation fitting type oil product cleaner of the replaceable filter element of above-mentioned difference alarming with pressure, elastic supporting member for supporting optical member is spring or rubber blanket.
Beneficial effects of the present invention is as follows:
One, the present invention devises detachable threaded plate on the basis of overall rotatable filter so that the oral area of thread connection plate and housing forms detachable draw bail;During work, this gusset piece is in the inside of filter base, therefore does not need special sealing between thread plate and housing, compares and demountable structure of the prior art, eliminates one potted component, and improve operational reliability.At filter element life to after date, by threaded plate is separated with housing, it is achieved only change filter element, the reusable purpose of housing.Simultaneously because of reusing, the size of filter element can reduce, and adds the gap of filter element and housing, decreases circulating resistance, improves oil strain efficiency, and have and dismount the features such as simple and convenient.
Two, it is provided with elastic supporting member for supporting optical member bottom inventive shell, the outer of thread connection plate is provided with double wedge, the oral area of housing is provided with groove, double wedge and groove structure can make thread connection plate be embedded under stress in housing, after rotating to an angle again under the effect of elastic supporting member for supporting optical member, reliably couple and there is the dismounting advantage such as simple and convenient;Double wedge and groove structure can make oral area add some untight through holes on the basis of original oil-feed through hole simultaneously, decrease circulating resistance to a certain extent, improve oil strain efficiency;Additionally, the present invention also arranges locating slot in the bottom of the oral area of housing, rotation and movement to thread connection plate carry out spacing, it is ensured that cleaner reliability in vehicle movement environment.
Three, the oil-feed through hole of the present invention is oval, not increasing on the basis of original housing section area, increases the area of fuel feed hole, decreases circulating resistance to a certain extent, improves oil strain efficiency.
Four, the present invention is provided with pressure reduction alarm in the bottom of housing, when in cleaner impurity increase even block time, circulating resistance can be caused to increase, the pressure drop of cleaner of then circulating also can increase therewith, pressure reduction alarm outside cleaner sends sound or light alarm, user is reminded to change filter element, it is ensured that to use safety.
Five, the screw thread on the filter block oil-out of the present invention and thread connection plate is national standard size, the rotation fitting type filter block of overwhelming majority manufacturer production can be installed the housing of the present invention and use, it is ensured that user uses the filter element product of the present invention when changing filter block.
Six, the housing the latter half Opened design of the present invention, the situation of change of enclosure interior filter element can be can be visually seen, thus judging whether overweight to cause oil supply system produced problem (as big in resistance, have fault) owing to filter element pollutes, it is judged that accuracy improves.Can the pollution level of intuitive judgment filter element, predict the replacing construction of filter element in advance.Owing to the filter element in housing can be immediately seen, it is possible to prevent from using fake and forged filter element, the quality of difference filter element and structure.
Accompanying drawing explanation
Fig. 1 is the front view of filter base.
Fig. 2 is the side view of filter base.
Fig. 3 is the assembling schematic diagram of cleaner and filter base.
Fig. 4 is elastic supporting member for supporting optical member spinning scheme cleaner schematic diagram.
Fig. 5 is the schematic diagram of threaded plate in elastic supporting member for supporting optical member spinning scheme.
Fig. 6 is the A-A directional profile schematic diagram of Fig. 5.
Fig. 7-1 is the housing unit structure chart of elastic supporting member for supporting optical member spinning scheme cleaner.
Fig. 7-2 is the I-I directional profile schematic diagram of Fig. 7.
Fig. 7-3 is the housing unit structure chart of elastic supporting member for supporting optical member spinning scheme cleaner.
Fig. 8 is the cleaner overall structure figure that the present invention reports to the police with pressure reduction.
Fig. 9 is lower half of the present invention is the shell structure of transparent shell.
Wherein: 1 is housing;2 is threaded plate;3 is cartridge seal pad;4 is filter element;5 is elastic supporting member for supporting optical member;6 is housing seal circle;7 is pressure reduction alarm;9 is oil inlet passage;10 is oil discharge passage;11 is double wedge;15 is docking tapped through hole;21 is groove;22 is locating slot, and 23 is oral area bottom surface, and 30 is overflow valve, and 31 is thread connection, and 32 is translucent housing portion.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail:
The oil product cleaner of the present invention carries out coordinating installation with standard filter base.Fig. 1, Fig. 2, Fig. 3 are the assembling schematic diagram of filter base and filter block and cleaner, and filter block comprises oil inlet passage 9 and oil discharge passage 10, and wherein oil discharge passage 10 is arranged on the center of filter block, and namely dock tapped through hole 15 with cleaner oral area central through hole and be connected;Oil inlet passage 9 is arranged on the region of filter base edge, and is connected with some oil-feed through holes of cleaner oral area.
In order to realize reusing of housing, the present invention devises a kind of threaded plate 2, is coupled by the mode detachably coupled with housing 1.Middle filter element 4 and housing is used to be assembled integrally, at filter element life to after date, by being separated with housing 1 by threaded plate 2, it is achieved only replacing filter element 4 and the reusable purpose of housing 1.Thread connection plate 2 is the disc structure corresponding to housing oral area shape, thread connection plate 2 be provided centrally with docking tapped through hole 15, be connected with the oil discharge passage 10 of filter base;The upper of thread connection plate 2 is provided with some oil-feed through holes for 15 1 weeks around docking tapped through hole, and is connected with the oil inlet passage 9 on filter base;The lower end of thread connection plate 2 overlays the oil outlet of the upper surface at filter element 4, and the oral area of the upper end of thread connection plate 2 and housing 4 forms detachable draw bail, the cartridge seal pad 3 of ring-type it is provided with between lower end and the upper surface of filter element 4 of thread connection plate 2, make the oil product of oil inlet passage 9 only through filtration core 4, oil discharge passage 10 could be passed through and flow out.
The present invention proposes a kind of general rotation fitting type and couples scheme, and concrete structure is referring to Fig. 4, Fig. 5, Fig. 6, Fig. 7-1, Fig. 7-2, Fig. 7-3.
Be provided with elastic supporting member for supporting optical member 5 bottom housing 1, elastic supporting member for supporting optical member be spring or rubber blanket or other.The outer of thread connection plate 2 is provided with some symmetrical double wedges 11, the oral area of housing 1 is provided with the groove 21 matched with double wedge 11, the circumferential yardstick of double wedge 11 is less than the circumferential yardstick D of groove 21 so that the oral area of thread connection plate 2 and housing forms detachable draw bail under the effect of elastic supporting member for supporting optical member.Such as Fig. 7-2, shown in Fig. 7-3, the bottom of the oral area of housing 1 is provided with the locating slot 22 matched with double wedge 11, its width is B, the circumferential position of thread connection plate is carried out spacing, when the groove 21 that double wedge 11 traverse of thread connection plate 2 is corresponding, and after overcoming the elastic force of elastic supporting member for supporting optical member 5 to be pressed into housing 1 inside, rotate a certain angle again, namely double wedge 11 is snapped into the locating slot 22 that the bottom of oral area is arranged, thread connection plate 2 cannot be rotated around the axis of housing 1, the size in radial direction of double wedge 11 and locating slot 22 matches simultaneously, also limit thread connection plate 2 relative to the movement between oral area, rotation and movement to thread connection plate have all carried out spacing, cleaner is made when being installed in the vibration environments such as vehicle, still to keep higher reliability.
Assembling mode is: first put in housing 1 by elastic supporting member for supporting optical member 5, then is placed on elastic supporting member for supporting optical member 5 by filter element 4, and the middle part that then cartridge seal pad 3 is inserted in threaded plate 2 is protruding, then the assembly of this two pieces is placed on filter element 4 top tapping.Then threaded plate 2 is rotated, double wedge 11 is made first to align with the groove 21 of housing 1, then threaded plate 2 is pressed downward against, until lower than behind the oral area bottom surface 23 of housing 1, then threaded plate 2 is rotated again, the locating slot 22 making its double wedge 11 and housing 1 aligns, and then the thrust by elastic supporting member for supporting optical member 5 makes threaded plate 2 snap onto in locating slot 22.In the last corresponding annular groove that housing seal circle 6 is loaded housing 1 again, complete assembling.During use, by housing unit entirely through the docking screw thread 15 on threaded plate 2, it is rotatably connected on the filter block of existing cleaner.
Fig. 8 gives the general rotation fitting type oil product cleaner structure schematic diagram of the replaceable filter element of present invention difference alarming with pressure, compared with Fig. 4, the outside of cleaner is provided with pressure reduction alarm 7, two pressure transducer probes of pressure reduction alarm 7 are separately positioned on oil inlet passage and the oil discharge passage of cleaner, for monitoring the working condition of cleaner.Such as two pressure transducers can be individually positioned on oil inlet passage 9 and the oil discharge passage 10 of filter block, it is also possible to is placed on the fuel feed hole between thread connection plate and filter block and on oil outlet.
When in cleaner impurity increase even block time, cause the circulating resistance of cleaner to increase, then the pressure drop of the cleaner that circulates also can increase therewith.Pressure reduction between popping one's head in when two reaches to a certain degree, and the pressure reduction alarm 7 outside cleaner sends sound or light alarm, reminds user to change filter element.
As shown in Figure 9, as a kind of optimal way, the housing of cleaner can adopt the latter half to be the structure that transparent material is made, the first half still keeps material and the structure of original housing, and keep the two sealing under certain pressure intensity by thread connection 31, the material that translucent housing portion 32 can be selected for the resistance to oil corrosions such as lucite is made, so can the conveniently observation to cleaner internal state from outside, break down once self-draining arrangement, can also pass through to observe the height of the water level of cleaner bottom secction, realize the draining of enclosure interior, guarantee the oil quality after filtering.
Above content is in conjunction with concrete preferred implementation further description made for the present invention; it cannot be assumed that the specific embodiment of the present invention is only limitted to this; for general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; some simple deduction or replace can also be made, all should be considered as belonging to the present invention and be determined scope of patent protection by submitted claims.
Claims (10)
1. the general rotation fitting type oil product cleaner of the replaceable filter element of a difference alarming with pressure, including housing and the filter element being arranged at enclosure interior, it is characterized in that: between described housing oral area and filter element oil-out, be provided with thread connection plate, described thread connection plate is the disc structure corresponding to housing oral area shape, thread connection plate be provided centrally with docking tapped through hole, be connected with the oil discharge passage of filter block;Thread connection plate is provided with some oil-feed through holes around tapped through hole, and is connected with the oil inlet passage on filter block;Described housing bottom is provided with elastic supporting member for supporting optical member, described thread connection plate periphery is provided with some symmetrical double wedges, housing oral area is provided with the groove matched with double wedge, the circumferential yardstick of described double wedge is less than the circumferential yardstick of groove, and under the effect of elastic supporting member for supporting optical member, thread connection plate overlays between housing oral area and filter element oil-out;The outside of cleaner is provided with pressure reduction alarm, and two pressure transducer probes of described pressure reduction alarm are separately positioned on oil inlet passage and the oil discharge passage place of cleaner.
2. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1, it is characterized in that: the bottom of described housing oral area is provided with the locating slot matched with described double wedge, rotation and movement to thread connection plate carry out spacing.
3. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: it is provided with the cartridge seal pad of ring-type between tapped through hole and the oil-out of filter element of described threaded plate.
4. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: the outer ring of described housing oral area is provided with housing seal circle.
5. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: described oil-feed through hole is oval.
6. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: oil product is fuel oil, machine oil or hydraulic oil.
7. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: described overflow valve seals the bottom being fixed on housing by sealing ring.
8. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: the latter half of described housing adopts transparent material to make, and passes through thread connection with the first half.
9. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: the docking screw thread on described filter block oil discharge passage and threaded plate is standard-sized screw thread.
10. the general rotation fitting type oil product cleaner of the replaceable filter element of difference alarming with pressure according to claim 1 and 2, it is characterised in that: described elastic supporting member for supporting optical member is spring or rubber blanket.
Priority Applications (1)
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CN201610159102.7A CN105749612B (en) | 2016-03-21 | 2016-03-21 | The general rotation fitting type oil product filter of the replaceable filter element of difference alarming with pressure |
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CN201610159102.7A CN105749612B (en) | 2016-03-21 | 2016-03-21 | The general rotation fitting type oil product filter of the replaceable filter element of difference alarming with pressure |
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CN105749612A true CN105749612A (en) | 2016-07-13 |
CN105749612B CN105749612B (en) | 2018-11-27 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110585784A (en) * | 2019-09-18 | 2019-12-20 | 河南城建学院 | Filter screen for water quality monitoring |
CN110685839A (en) * | 2019-09-24 | 2020-01-14 | 西安中星测控有限公司 | Method for detecting blockage of three-filter system for vehicle based on pressure sensor |
CN113185041A (en) * | 2021-04-01 | 2021-07-30 | 杨宇豪 | Activated carbon-based composite filter element |
CN115944975A (en) * | 2023-03-10 | 2023-04-11 | 伽诺(杭州)净化系统装备有限公司 | Filter assembly |
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CN2348104Y (en) * | 1998-09-07 | 1999-11-10 | 张文正 | Element changeable engine oil filter |
JP2004255310A (en) * | 2003-02-26 | 2004-09-16 | Wako Industrial Co Ltd | Filter |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110585784A (en) * | 2019-09-18 | 2019-12-20 | 河南城建学院 | Filter screen for water quality monitoring |
CN110585784B (en) * | 2019-09-18 | 2021-06-11 | 河南城建学院 | Filter screen for water quality monitoring |
CN110685839A (en) * | 2019-09-24 | 2020-01-14 | 西安中星测控有限公司 | Method for detecting blockage of three-filter system for vehicle based on pressure sensor |
CN113185041A (en) * | 2021-04-01 | 2021-07-30 | 杨宇豪 | Activated carbon-based composite filter element |
CN115944975A (en) * | 2023-03-10 | 2023-04-11 | 伽诺(杭州)净化系统装备有限公司 | Filter assembly |
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