CN219272338U

CN219272338U - Hinder formula filter core that looses

Info

Publication number: CN219272338U
Application number: CN202320019971.5U
Authority: CN
Inventors: 李兆进
Original assignee: Hebei Tianjian Longwei Automobile Parts Co ltd
Current assignee: Hebei Tianjian Longwei Automobile Parts Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-30
Anticipated expiration: 2033-01-05

Abstract

The utility model relates to the technical field of filter elements, and provides a dispersion-resistant filter element, which comprises a filter element main body and a filter cartridge, wherein a filter channel is formed in the filter element main body, the filter cartridge is arranged in the filter channel, the filter cartridge is provided with an oil passing hole, the dispersion-resistant filter element further comprises a primary filter assembly, a secondary filter assembly and a dispersion-resistant stop block, the dispersion-resistant stop block is arranged in the filter channel and is positioned below the oil passing hole, dispersion holes are formed in the dispersion-resistant stop block and the inner wall of the oil passing hole, the primary filter assembly is arranged above the filter cartridge, and the secondary filter assembly is arranged below the dispersion-resistant stop block. Through above-mentioned technical scheme, when having solved among the prior art filter core and carrying out impurity filtration separation in the fluid, the fluid dispersibility is poor, filtration efficiency is low problem.

Description

Hinder formula filter core that looses

Technical Field

The utility model relates to the technical field of filter elements, in particular to a blocking-dispersing filter element.

Background

The engine oil filter element is a common part for filtering engine oil impurities in an automobile. The engine oil contains a certain amount of colloid, impurities, moisture and additives, and meanwhile, during the working process of the automobile, metal abrasive dust is carried in, sundries in the air are introduced, engine oil oxides are generated, so that the sundries in the engine oil are increased gradually, if the engine oil is directly introduced into a lubricating oil way without being filtered, the sundries in the engine oil are carried into the friction surface of a kinematic pair, the abrasion of parts is accelerated, and the service life of the automobile is reduced.

The current filter element composition is that engine oil advances from the end cover of the oil feed side of filter core and then filters from the inside of filter core through the filter tube, separate clean fluid and then reuse, the end cover oil feed end of current filter core often sets up a elementary filterable filter screen, carry out preliminary separation with the impurity in the engine oil, and main separation filtration is accomplished by filter tube, can lead to filter tube to bear more impurity like this, reduce life, and fluid is when filtering through filter tube, the fluid dispersibility is poor, consequently filtration efficiency is low, also can lead to filter core whole volume ratio relatively big simultaneously, meet the narrow and small position in space, the installation is limited, consequently, based on above-mentioned problem, need a new filter core urgently.

Disclosure of Invention

The utility model provides a blocking type filter element, which solves the problems of poor oil dispersibility and low filtering efficiency when the filter element filters and separates impurities in oil in the prior art.

The technical scheme of the utility model is as follows:

the utility model provides a hinder scattered formula filter core, includes filter core main part, cartridge filter, filter core main part is last to have filtering passageway, the cartridge filter sets up in the filtering passageway, the cartridge filter has the oilhole, still includes one-level filter element, second grade filter element and hinders scattered dog, hinder scattered dog setting and just be located in filtering passageway crosses oilhole below, hinder scattered dog with the inner wall of crossing the oilhole has the dispersion hole, one-level filter element sets up the cartridge filter top, second grade filter element sets up hinder scattered dog below.

The middle part of the dispersion blocking block is a conical boss.

The number of the dispersing holes is at least four, and the dispersing holes are circumferentially arranged at equal intervals.

The primary filter assembly comprises an outer ring, a filter support and a primary filter screen, wherein the outer ring is connected with the filter element main body, the filter support is arranged on the inner side of the outer ring, and the primary filter screen is arranged on the filter support.

The filter support comprises a plurality of connecting rods and limiting bosses arranged on the connecting rods, one end of each connecting rod is connected with the outer ring, the other end of each connecting rod is connected to a point, the connecting rods are arranged at equal intervals, the limiting bosses are abutted to the upper ends of the filter cylinders, and the filter cylinders are abutted to the upper ends of the blocking and dispersing check blocks.

The outer ring is internally provided with a positioning flange, the filter element main body is provided with a first positioning groove, and the positioning flange is inserted into the first positioning groove.

The secondary filter assembly comprises an inner ring and a secondary filter screen arranged on the inner side of the inner ring, a second positioning groove is formed in the inner wall of the filter channel, and the inner ring is clamped in the second positioning groove.

Still include first sealing washer and second sealing washer, first sealing washer sets up the cartridge filter with between the filtration passageway, the second sealing ring snare is in one side of filter core main part oil feed end.

The filter element further comprises at least two mounting lugs which are arranged on the side face of the filter element main body.

Still include the strengthening rib, the strengthening rib sets up on the filter core main part, strengthening rib one end is connected filtration passageway, the other end is connected the filter core main part.

The working principle and the beneficial effects of the utility model are as follows:

the utility model discloses a dispersion filter element, which realizes high-efficiency filtration and separation before engine oil enters an oil tank by improving the structure of the filter element, separates and filters more impurities at the level of a two-stage filter screen assembly, and particularly adopts the working principle that two layers of filter assemblies are designed for separation, and dispersion stop blocks are designed between the two layers of filter assemblies, so that oil passing through a first-stage filter assembly and a filter cartridge can be blocked and form a dispersed oil tributary state, and can be in more complete contact with a second-stage filter assembly, and the oil can be better separated from the impurities through the first-stage filter assembly and the second-stage filter assembly, thereby solving the problems of poor oil dispersibility and low filtration efficiency when the filter element filters and separates the impurities in the oil in the prior art.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of an axial structure of the present utility model;

FIG. 2 is a schematic diagram of a second axial structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the axial measurement of the present utility model;

FIG. 4 is a schematic view of the internal structure of the present utility model;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a partial enlarged view at B in FIG. 4;

in the figure: 1. the filter element comprises a filter element main body, 2, a filter cartridge, 3, a filter channel, 4, an oil passing hole, 5, a blocking stop block, 6, a dispersing hole, 7, an outer ring, 8, a filter support, 9, a primary filter screen, 10, a connecting rod, 11, a limiting boss, 12, a positioning flange, 13, a first positioning groove, 14, an inner ring, 15, a secondary filter screen, 16, a second positioning groove, 17, a first sealing ring, 18, a second sealing ring, 19, a mounting lug, 20 and a reinforcing rib.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, this embodiment provides a blocking-up type filter element, including filter element main body 1, cartridge filter 2, filter element main body 1 is last to have filtration passageway 3, cartridge filter 2 sets up in the filtration passageway 3, cartridge filter 2 has and crosses oilhole 4, still includes one-level filter element, second grade filter element and blocking-up dog 5, blocking-up dog 5 sets up in filtration passageway 3 and is located cross oilhole 4 below, blocking-up dog 5 with the inner wall of crossing oilhole 4 has dispersion holes 6, one-level filter element sets up cartridge filter 2 top, second grade filter element sets up blocking-up dog 5 below.

In this embodiment, based on the technical conception that carries out filtering separation again after carrying out filtering separation to the fluid of filter core oil feed side, specifically, set up filter channel 3 on filter core main part 1, namely fluid entering side, install one-level filter module at the entrance point of filter channel 3, according to the direction that fluid entered, one-level filter module next level is cartridge filter 2, cartridge filter 2 is installed in filter channel 3, the exit end of cartridge filter 2 is one and passes oilhole 4, oilhole 4 diameter is less than the diameter of cartridge filter 2, the next level is installed and is blocked the dog 5, it is right opposite to hinder the dog 5 with oilhole 4, it is just opposite to hinder the circumference of dog 5 to have dispersion hole 6, after the fluid filters with partial impurity separation through one-level filter module, the aperture of oilhole 4 is less, the fluid can form the fluid of having pressure and jet out, the striking is on blocking the dog 5, the fluid dispersion is from dispersion hole 6, the fluid at this moment is more dispersed, when the contact with the second grade filter module of next level, just can further filter the impurity in the separation fluid, the dispersed is convenient for the separation, the filter cartridge filter cartridge is convenient for the separation, the filter cartridge is also convenient for improve the filter medium and filter the filter cartridge is of the filter medium volume is also convenient for the filter cartridge is compared to the filter medium in the filter core's 1.

The middle part of the dispersion blocking block 5 is a conical boss.

In this embodiment, the middle part of the dispersion baffle block 5 is a conical boss, and the oil ejected from the oil passing hole 4 impinges on the conical dispersion baffle block 5, so that the oil can be more uniformly and effectively dispersed, the dispersion effect is improved, and preparation is made for subsequent separation in advance.

The number of the dispersing holes 6 is at least four, and the dispersing holes are circumferentially arranged at equal intervals.

In this embodiment, the number of the dispersing holes 6 is four or more, preferably four, and the circumference is set at equal intervals, so that on one hand, the aperture of the dispersing holes 6 is large enough to facilitate the oil to pass through, and on the other hand, the processing difficulty is reduced and the cost is reduced.

The primary filter assembly comprises an outer ring 7, a filter support 8 and a primary filter screen 9, wherein the outer ring 7 is connected with the filter element main body 1, the filter support 8 is arranged on the inner side of the outer ring 7, and the primary filter screen 9 is arranged on the filter support 8.

In this embodiment, the one-level filter component comprises outer loop 7, filter support 8 and one-level filter screen 9 triplex, and wherein outer loop 7 is fixed on filter core main part 1, and filter support 8 is embedded to be installed in the inboard of outer loop 7 and be connected with outer loop 7 inboard, and one-level filter screen 9 realizes the installation through the connection of filter support 8 and outer loop 7, plays the filtration effect.

The filter support 8 comprises a plurality of connecting rods 10 and limiting bosses 11 arranged on the connecting rods 10, one end of each connecting rod 10 is connected with the outer ring 7, the other end of each connecting rod is connected at one point, the connecting rods 10 are arranged at equal intervals, the limiting bosses 11 are abutted to the upper ends of the filter cylinders 2, and the filter cylinders 2 are abutted to the upper ends of the dispersion blocking blocks 5.

In this embodiment, the filter support 8 is divided into a connecting rod 10 and a limiting boss 11, wherein one end of the connecting rod 10 is connected at a point to form a connection mode with equidistant circumference, the other end of the connecting rod 10 is connected with the inner side of the outer ring 7, one side of the connecting rod 10 facing the filter cartridge 2 is further provided with the limiting boss 11, and the limiting boss 11 presses the filter cartridge 2 to realize the positioning of the filter cartridge 2.

A positioning flange 12 is arranged in the outer ring 7, a first positioning groove 13 is arranged on the filter element main body 1, and the positioning flange 12 is inserted into the first positioning groove 13.

In this embodiment, the connection manner between the outer ring 7 and the filter element main body 1 may be various, in this embodiment, the positioning flange 12 is disposed at the inner side of the outer ring 7, the first positioning groove 13 is formed on the filter element main body 1, and when the primary filter assembly is installed, only the whole body needs to be pressed on the filter element main body 1 until the positioning flange 12 is inserted into the first positioning groove 13.

The secondary filter assembly comprises an inner ring 14 and a secondary filter screen 15 arranged on the inner side of the inner ring 14, a second positioning groove 16 is formed in the inner wall of the filter channel 3, and the inner ring 14 is clamped in the second positioning groove 16.

In this embodiment, the specific structure of the secondary filter assembly is an inner ring 14 and a secondary filter screen 15, the secondary filter screen 15 is installed on the inner side of the inner ring 14, and the installation of the secondary filter assembly is similar to that of the primary filter assembly, except that the inner wall of the filter channel 3 on the filter element main body 1 is provided with a second positioning groove 16, and the inner ring 14 is pressed inwards to clamp the side surface into the second positioning groove 16.

The filter cartridge further comprises a first sealing ring 17 and a second sealing ring 18, wherein the first sealing ring 17 is arranged between the filter cartridge 2 and the filter channel 3, and the second sealing ring 18 is sleeved on one side of the oil inlet end of the filter cartridge main body 1.

In this embodiment, the first sealing ring 17 seals between the filter cartridge 2 and the filter channel 3, so that the oil passing hole 4 has a sufficiently large injection pressure, and the second sealing ring 18 is sleeved on the outer side of the filter cartridge main body 1, so that the filter cartridge main body is convenient to be mounted in a matching way with other structures to form a seal.

The filter element further comprises at least two mounting lugs 19, and the mounting lugs 19 are arranged on the side face of the filter element main body 1.

In this embodiment, the filter element main body 1 further has at least two mounting lugs 19, which are symmetrically arranged to provide mounting and locking positions for the butt joint of the filter element and other components.

Still include strengthening rib 20, strengthening rib 20 sets up on the filter core main part 1, strengthening rib 20 one end is connected filtration passageway 3, the other end is connected filter core main part 1.

In this embodiment, the reinforcing ribs 20 are further provided between the filter passage 3 and the filter element main body 1, so that the strength is improved, and the volume weight is reduced.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a hinder scattered formula filter core, includes filter core main part (1), cartridge filter (2), have filtration passageway (3) on filter core main part (1), cartridge filter (2) set up in filtration passageway (3), cartridge filter (2) have oil hole (4), its characterized in that still includes one-level filter element, second grade filter element and hinders scattered dog (5), hinder scattered dog (5) and set up in filtration passageway (3) and be located oil hole (4) below, hinder scattered dog (5) with the inner wall of oil hole (4) has dispersion holes (6), one-level filter element sets up cartridge filter (2) top, second grade filter element sets up hinder scattered dog (5) below.

2. The blocking filter element according to claim 1, characterized in that the middle part of the blocking stop (5) is a conical boss.

3. The blocking filter cartridge according to claim 1 or 2, characterized in that the dispersion holes (6) are arranged at least four equally spaced apart circumferentially.

4. The powder blocking filter element according to claim 1, wherein the primary filter assembly comprises an outer ring (7), a filter support (8) and a primary filter screen (9), the outer ring (7) is connected with the filter element main body (1), the filter support (8) is arranged on the inner side of the outer ring (7), and the primary filter screen (9) is arranged on the filter support (8).

5. The anti-scatter filter cartridge according to claim 4, wherein the filter support (8) comprises a plurality of connecting rods (10) and limiting bosses (11) arranged on the connecting rods (10), one end of each connecting rod (10) is connected with the outer ring (7), the other end is connected at one point, the plurality of connecting rods (10) are arranged at equal intervals, the limiting bosses (11) are abutted with the upper ends of the filter cartridges (2), and the filter cartridges (2) are abutted with the upper ends of the anti-scatter stops (5).

6. A block and scatter filter cartridge according to claim 4 or 5, characterized in that a positioning flange (12) is arranged in the outer ring (7), a first positioning groove (13) is arranged on the filter cartridge body (1), and the positioning flange (12) is inserted into the first positioning groove (13).

7. The anti-scatter filter cartridge according to claim 1, wherein the secondary filter assembly comprises an inner ring (14) and a secondary filter screen (15) arranged inside the inner ring (14), the inner wall of the filter channel (3) is provided with a second positioning groove (16), and the inner ring (14) is clamped in the second positioning groove (16).

8. The anti-scatter filter cartridge according to claim 1, further comprising a first sealing ring (17) and a second sealing ring (18), wherein the first sealing ring (17) is arranged between the filter cartridge (2) and the filter channel (3), and the second sealing ring (18) is sleeved on one side of the oil inlet end of the filter cartridge main body (1).

9. The blocking filter cartridge according to claim 1, further comprising at least two mounting lugs (19), which mounting lugs (19) are arranged on the side of the filter cartridge body (1).

10. The dispersion type filter element according to claim 1, further comprising a reinforcing rib (20), wherein the reinforcing rib (20) is disposed on the filter element main body (1), one end of the reinforcing rib (20) is connected with the filter channel (3), and the other end is connected with the filter element main body (1).