CN103505928A - Engine oil filter - Google Patents
Engine oil filter Download PDFInfo
- Publication number
- CN103505928A CN103505928A CN201310395590.8A CN201310395590A CN103505928A CN 103505928 A CN103505928 A CN 103505928A CN 201310395590 A CN201310395590 A CN 201310395590A CN 103505928 A CN103505928 A CN 103505928A
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- Prior art keywords
- hollow shaft
- filter
- upper cover
- filter core
- housing
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- Filtration Of Liquid (AREA)
Abstract
A provided engine oil filter comprises a shell, a filter core, a hollow shaft, a connection seat and a pedestal; the connection seat is fixedly disposed on the pedestal; an oil inlet pipe and an oil outlet pipe are arranged on the pedestal; the top of the shell is covered by an upper cover; the filter core is disposed in the shell; the center of the shell is welded with the hollow shaft; the center of the upper cover is provided with a through hole; the bottom of the hollow shaft is fixedly connected with the shell, and the top of the hollow shaft is provided with a filter screen and is inserted into the through hole of the upper cover; the filter core comprises a metal main body and a bleached cotton layer; the circumferential wall of the metal main body is provided with a plurality of filtration pores and a protrusion in screw ascending, wherein the height of the protrusion is 0.4-0.6 mm; and the top of the protrusion is provided with a welding seam. Because the bleached cotton layer has a honeycomb structure, the engine oil filter is capable of deeply filtering fluids, and guarantees maximum filtration accuracy; and because of the protrusion, the engine oil filter is capable of avoiding winding slide and obtaining a regular winding layer, and thus the filtration effect is good.
Description
Technical field
The present invention relates to a kind of filter, relate in particular to a kind of oil strainer of removing machine well cuts.
Background technology
At present, what oil strainer adopted conventionally is paper filter element, paper filter element filter effect when just bringing into use is better, and that still uses is more of a specified duration, and paper filter element will be blocked by oil, mud foreign material etc., because the pressure of machine oil makes paper filter element distortion, when pressure is excessive, safety valve to be opened, machine oil directly enters oil duct, at this moment machine oil does not filter at all, also can cause the impaired of machine components.
As everyone knows, the proportion of metal is larger than oil and water, but being suspended in the metal of oil in dense is to exist with tiny particulate form, and oil and water are to infiltrate liquid to metal, so each metal particle is adsorbing various fluid molecules around, the metal particle proportion that makes to be scattered in fluid is more much smaller than the proportion of bulk still genus, these particle metals are subject to the buoyancy of fluid, so be to be difficult for precipitation at short notice, the ratio escheat of nonmetallic inclusion is little, just more difficult precipitation.Especially be subject to the restriction of fuel tank size, fluid can not get static for a long time, by the precipitation method, cannot solve dregs of fat purifying problem, even if it is also of no avail to add baffle plate.
Use plain filter, filter effect is bad, and this is because filter area is restricted, and a large amount of impurity in fluid can make oil filter stop up very soon, and as can be seen here, existing oil strainer is further improved.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the present invention proposes a kind of oil strainer, this filter filters at many levels step by step, has expanded filter area, gradually reduces the amount of impurities on filter screen, has improved the handling capacity of liquid.
Technical solution of the present invention comprises:
A kind of oil strainer, comprise housing, filter core, hollow shaft, Connection Block and base, wherein, described Connection Block is fixed on base, on described base, be provided with in-line and fuel-displaced pipeline, a upper cover is stamped on described housing top, described Connection Block and upper cover are threaded connection, described filter core is placed in housing, described housing center is also welded with a hollow shaft along filter core axial direction, described upper cover center is provided with through hole, bottom and the housing of described hollow shaft are connected, the top of described hollow shaft is provided with filter screen, top is inserted in described upper cover and is fitted tightly, described shape of through holes, the end shape of size and hollow shaft, size matches, described filter core comprises cylindrical metal body and bleaching cotton thread layer, described bleaching cotton thread layer is that the periphery that is wrapped in metal body by bleaching cotton thread forms, in described metal body circumferential wall, offer several filter openings and be spiralling convex ridge, the height of described convex ridge is 0.4～0.6mm, and the top of described convex ridge is provided with weld seam.
As a preferred version of the present invention, above-mentioned bleaching cotton thread layer is wrapped on metal body, and described bleaching cotton thread layer is close cellular structure in outer dredging.
As another preferred version of the present invention, above-mentioned metal body is rolled into by steel band or brass band.
Above-mentioned filter opening is circular or oval.
The height of above-mentioned convex ridge is 0.5mm.
The useful technique effect that the present invention brings:
The present invention proposes a kind of oil strainer, compared with prior art, filter core of the present invention comprises cylindrical metal body and bleaching cotton thread layer, bleaching cotton thread layer is wrapped in the periphery of metal body, in metal body circumferential wall, offer several filter openings and be spiralling convex ridge, the height of convex ridge is that the top of convex ridge is provided with weld seam described in 0.4～0.6mm, because bleaching cotton thread layer is close setting in outer dredging from the outer to the inner, and be cellular structure, can carry out in-depth filtration by convection cell, effectively remove impurity, guarantee maximum filtering precision; Owing to there being the existence of convex ridge, during coiling, be difficult for sliding, wire winding layer is regular, good filtration effect, projection itself plays reinforcement, can make the intensity of metal body increase, and has guaranteed that it has enough rigidity, adapts to especially High Pressure Difference and filters environment; It is large that bleaching cotton thread holds dirty ability, and porosity is high; The speck suspending in the effective filtering liquid of this filter energy and gas or particulate etc., be generally used for the filtration of high viscosity, low impurity content fluid.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is done to further clear, complete explanation:
Fig. 1 is the structural representation of oil strainer of the present invention;
Fig. 2 is the exploded view of oil strainer of the present invention;
In figure, 1, base, 2, Connection Block, 3, upper cover, 4, hollow shaft, 5, filter core, 6, housing.
The specific embodiment
The present invention proposes a kind of oil strainer, in order to make object of the present invention, technical scheme and advantage clearer, clear and definite, below with reference to specific embodiment, the present invention is described in more detail.
Shown in Fig. 1, Fig. 2, the present invention, a kind of oil strainer, it comprises housing 6, filter core 5, hollow shaft 4, Connection Block 2, base 1 and upper cover 3, wherein, the preferred housing 6 of the present embodiment is cylindrical and its sealed bottom, open top, and upper cover 3 covers on the top of housing 6 housing 6 is sealed, on base 1, be provided with in-line and fuel-displaced pipeline, Connection Block 2 is connected on this base 1;
Above-mentioned filter core 5 comprises cylindrical metal body and bleaching cotton thread layer (not shown), the present embodiment preferably drum shape metal body is rolled into by steel band or brass band, guarantee that it has enough rigidity, metal body is the skeleton of filter core, the periphery that bleaching cotton thread is wrapped in metal body forms bleaching cotton thread layer, and while being wound around, first close rear thin from inside to outside, form many gaps, and then close cellular structure in dredging outside forming, can carry out in-depth filtration by convection cell, effectively remove impurity, guarantee maximum filtering precision;
In above-mentioned metal body circumferential wall, offer several filter openings and be spiralling convex ridge, filter opening be shaped as circle or ellipse, filter opening provides passage for machine oil turnover, the height of convex ridge is 0.4～0.6mm, the top of described convex ridge is provided with weld seam, owing to there being the existence of convex ridge, is difficult for sliding during coiling, wire winding layer is regular, good filtration effect, projection itself plays reinforcement, can make the intensity of metal body increase, guaranteed that it has enough rigidity, adapted to especially High Pressure Difference and filter environment.
While manufacturing filter core, first several filter openings of punching press on metal body, during welding, first the thin plate both sides of the edge that cut into strip are extruded to flanging, then thin plate is rolled twist, make the flanging formation convex ridge that aligns with the flanging of next spiral, and weld at the top of convex ridge, make sheet metal be welded into tubular, cutting off, coiling forms filter core, first close rear thin from inside to outside during coiling, form many gaps, control that filtering layer is wound around density and filter opening shape and the filter core that forms different filtering accuracies, outside filter element filtering aperture, imperial palace is little, form in-depth filtration structure, close cellular structure in similar outer dredging, to reach at many levels, filter step by step, expand filter area, owing to there being the existence of convex ridge, good filtration effect.
Filter core of the present invention, filtering traffic is large, the pressure loss is little, good filtration effect, water environment capacity are strong, can bear higher filtration pressure difference simultaneously, according to the heterogeneity of filter medium, can select different materials, make filter core and filter medium have good compatibility, the speck effectively suspending in filtering liquid and gas or particulate etc., organic solvent and the various iundustrial oils of electroplate liquid processing, petrochemical industry, pharmaceuticals industry, hydraulic oil and lubricated wet goods that this oil strainer is widely used in food_beverage industry, electronics industry filter.
Should be understood that; those of ordinary skill in the art is under enlightenment of the present invention; not departing from the scope situation that the claims in the present invention protect, can also make the various deformation such as replacement, simple combination, the scope of asking for protection of the present invention should be as the criterion with claims.
Claims (5)
1. an oil strainer, comprise housing, filter core, hollow shaft, Connection Block and base, wherein, described Connection Block is fixed on base, on described base, be provided with in-line and fuel-displaced pipeline, a upper cover is stamped on described housing top, described Connection Block and upper cover are threaded connection, described filter core is placed in housing, described housing center is welded with a hollow shaft along filter core axial direction, described upper cover center is provided with through hole, it is characterized in that: bottom and the housing of described hollow shaft are connected, the top of described hollow shaft is provided with filter screen, top is inserted in described upper cover and is fitted tightly, described shape of through holes, the end shape of size and hollow shaft, size matches, described filter core comprises cylindrical metal body and bleaching cotton thread layer, described bleaching cotton thread layer is that the periphery that is wrapped in metal body by bleaching cotton thread forms, in described metal body circumferential wall, offer several filter openings and be spiralling convex ridge, the height of described convex ridge is 0.4～0.6mm, and the top of described convex ridge is provided with weld seam.
2. a kind of oil strainer according to claim 1, is characterized in that: described bleaching cotton thread layer is close cellular structure in outer dredging.
3. a kind of oil strainer according to claim 2, is characterized in that: described metal body is rolled into by steel band or brass band.
4. a kind of oil strainer according to claim 3, is characterized in that: described filter opening is for circular or oval.
5. a kind of oil strainer according to claim 4, is characterized in that: the height of described convex ridge is 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310395590.8A CN103505928A (en) | 2013-09-03 | 2013-09-03 | Engine oil filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310395590.8A CN103505928A (en) | 2013-09-03 | 2013-09-03 | Engine oil filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103505928A true CN103505928A (en) | 2014-01-15 |
Family
ID=49889675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310395590.8A Pending CN103505928A (en) | 2013-09-03 | 2013-09-03 | Engine oil filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103505928A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109963636A (en) * | 2016-11-22 | 2019-07-02 | 曼·胡默尔有限公司 | The circle filter element of cross-sectional shape with longitudinal elongation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201006360Y (en) * | 2007-02-09 | 2008-01-16 | 张�林 | Framework of hornet nest type thread-winding filter element |
| CN101780345A (en) * | 2009-01-16 | 2010-07-21 | 兰州龙志工贸有限责任公司 | High-efficiency purification energy-saving filter core |
| CN203139704U (en) * | 2012-12-03 | 2013-08-21 | 深圳飞卓滤油技术有限公司 | Filter |
| CN203447870U (en) * | 2013-09-03 | 2014-02-26 | 青岛聚蚨源机电有限公司 | Engine oil filter |
-
2013
- 2013-09-03 CN CN201310395590.8A patent/CN103505928A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201006360Y (en) * | 2007-02-09 | 2008-01-16 | 张�林 | Framework of hornet nest type thread-winding filter element |
| CN101780345A (en) * | 2009-01-16 | 2010-07-21 | 兰州龙志工贸有限责任公司 | High-efficiency purification energy-saving filter core |
| CN203139704U (en) * | 2012-12-03 | 2013-08-21 | 深圳飞卓滤油技术有限公司 | Filter |
| CN203447870U (en) * | 2013-09-03 | 2014-02-26 | 青岛聚蚨源机电有限公司 | Engine oil filter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109963636A (en) * | 2016-11-22 | 2019-07-02 | 曼·胡默尔有限公司 | The circle filter element of cross-sectional shape with longitudinal elongation |
| CN109963636B (en) * | 2016-11-22 | 2021-07-13 | 曼·胡默尔有限公司 | Round filter element with a longitudinally elongated cross-sectional shape |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140115 |