CN219317327U - Oil filter and hydraulic oil source - Google Patents

Abstract

The utility model discloses an oil filter and a hydraulic oil source, which comprises a shell and a cover body arranged on the shell in a sealing way, wherein an oil inlet and an oil outlet are formed in the shell, a filter screen is arranged in the shell, a plastic sleeve is fixed in the middle of the bottom end of the cover body, the bottom end of the plastic sleeve is sealed, and the top end of the plastic sleeve extends to the top side of the cover body in an opening way; the inner bottom side of the plastic sleeve is provided with a permanent magnet, the top end of the permanent magnet extends to the top side of the cover body through a connecting column and is connected with a pull handle, and the connecting column is fixed with the cover body through a connecting structure. This oil filter and hydraulic oil source, permanent magnet can adsorb the interior iron fillings impurity of hydraulic oil on plastic sleeve's surface for when the follow-up clearance iron fillings impurity, can take off by the casing with the lid of plastic sleeve an organic whole, take out the permanent magnet in the plastic sleeve, owing to plastic sleeve's isolation, the iron fillings impurity is after having not had the absorption of permanent magnet, drops by plastic sleeve's surface, has the advantage of convenient clearance iron fillings impurity.

Description

Oil filter and hydraulic oil source

Technical Field

The utility model relates to an oil filter and a hydraulic oil source, and belongs to the technical field of hydraulic oil sources.

Background

When the oil filter is used for filtering hydraulic oil, scrap iron impurities are often filtered out, and the scrap iron impurities generally have the following sources: the hydraulic pump is worn into the hydraulic oil due to long-term working; iron filings are generated after the cylinder body and the piston rod of the hydraulic cylinder are damaged; the hydraulic oil tank is not sealed well and is brought in from the outside.

Although the existing oil filter adsorbs the scrap iron impurities in a mode of arranging the permanent magnets, under the condition of long-term use, the scrap iron is accumulated on the surface of the permanent magnets in daily accumulation, the adsorption effect and the filtering effect are affected, the problem of scrap iron cleaning exists, the existing oil filter is directly adsorbed through the permanent magnets, the cleaning is inconvenient, the cleaning effect is general, and the problem of trouble scrap iron cleaning is solved, so that the filtering effect of the oil filter is improved, and the oil filter and a hydraulic oil source are needed.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides an oil filter and a hydraulic oil source, wherein a permanent magnet is arranged in a plastic sleeve, and when impurities in oil are filtered through a filter screen, the permanent magnet can adsorb scrap iron impurities in the hydraulic oil on the outer surface of the plastic sleeve, so that a cover body integrated with the plastic sleeve can be taken down from a shell when the scrap iron impurities are cleaned later, the permanent magnet is taken out from the plastic sleeve, and the scrap iron impurities fall off from the outer surface of the plastic sleeve after the adsorption of the permanent magnet is not carried out due to the isolation of the plastic sleeve, so that the oil filter has the advantage of being convenient for cleaning the scrap iron impurities.

In order to achieve the above purpose/solve the above technical problems, the present utility model is realized by adopting the following technical scheme:

in a first aspect, the utility model provides an oil filter, which comprises a shell and a cover body arranged on the shell in a sealing way, wherein an oil inlet and an oil outlet are formed in the shell, a filter screen is arranged in the shell, a plastic sleeve is fixed in the middle of the bottom end of the cover body, the bottom end of the plastic sleeve is sealed, and the top end of the plastic sleeve extends to the top side of the cover body in an opening way;

the inner bottom side of the plastic sleeve is provided with a permanent magnet, the top end of the permanent magnet extends to the top side of the cover body through a connecting column and is connected with a pull handle, and the connecting column is fixed with the cover body through a connecting structure.

Further, the cover body is in threaded connection with the shell.

Further, a sealing gasket is arranged between the cover body and the shell.

Further, the outer surface of the plastic sleeve is coated with a nano coating.

Further, the device also comprises a baffle plate which is fixedly arranged on the outer side of the plastic sleeve and is higher than the permanent magnet in the horizontal position.

Further, the device also comprises a partition, wherein the partition is fixed on the outer edge of the partition and faces the bottom side wall of the shell.

Further, the connecting structure comprises a connecting block and a connecting bolt; the connecting block is fixedly arranged on two sides of the connecting column, and the connecting block is fixed with the cover body through a connecting bolt.

In a second aspect, the present utility model provides a hydraulic oil source comprising the oil filter of the first aspect.

Compared with the prior art, the utility model has the beneficial effects that:

according to the oil filter provided by the utility model, the permanent magnet is arranged in the plastic sleeve, when impurities in oil are filtered through the filter screen, the permanent magnet can adsorb scrap iron impurities in hydraulic oil on the outer surface of the plastic sleeve, so that when scrap iron impurities are cleaned later, the cover body integrated with the plastic sleeve can be taken down from the shell, the permanent magnet is taken out from the plastic sleeve, and because of the isolation of the plastic sleeve, the scrap iron impurities fall off from the outer surface of the plastic sleeve after the adsorption of the permanent magnet is not carried out, and the oil filter has the advantage of being convenient for cleaning the scrap iron impurities;

according to the oil filter provided by the utility model, the nano coating is arranged on the outer surface of the plastic sleeve, so that the oleophobic oil-proof permeability can be increased, and the plastic sleeve is prevented from being corroded after long-time use;

according to the hydraulic oil source provided by the utility model, the oil filtering effect of the hydraulic oil can be improved by adapting the oil filter, so that the overall quality of the hydraulic oil is ensured.

Drawings

Fig. 1 is a schematic view showing the structure of an oil filter according to a first embodiment;

FIG. 2 is a schematic elevational cross-sectional view of the oil filter of FIG. 1;

fig. 3 is a schematic view of the structure of the separator in fig. 2.

In the figure: 1. a housing; 2. a cover body; 3. a filter screen; 4. a plastic sleeve; 5. a permanent magnet; 6. a connecting column; 7. a pull handle; 8. a partition board.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Embodiment one:

as shown in fig. 1-3, this embodiment provides an oil filter, which includes a housing 1 and a cover 2 sealingly disposed on the housing 1, an oil inlet and an oil outlet are disposed on the housing 1, a filter screen 3 is disposed in the housing 1, a plastic sleeve 4 is fixed in the middle of the bottom end of the cover 2, the bottom end of the plastic sleeve 4 is sealed, and the top end extends to the top side of the cover 2 in an open manner;

the inner bottom side of the plastic sleeve 4 is provided with a permanent magnet 5, the top end of the permanent magnet 5 extends to the top side of the cover body 2 through a connecting column 6 and is connected with a pull handle 7, and the connecting column 6 is fixed with the cover body 2 through a connecting structure.

In the above technical scheme, in this embodiment, the oil inlet and the oil outlet are both provided with valve bodies for controlling the oil inlet and the oil outlet of the oil filter; the filter screen 3 is made of stainless steel to avoid corrosion.

Through setting up permanent magnet 5 in plastic sleeve 4, when filtering the impurity in the oil through filter screen 3, permanent magnet 5 can adsorb the interior iron fillings impurity of hydraulic oil on plastic sleeve 4's surface for when follow-up clearance iron fillings impurity, can take off the lid 2 with plastic sleeve 4 an organic whole by casing 1, remove connection structure to the fixed between spliced pole 6 and lid 2, take out permanent magnet 5 in by plastic sleeve 4 through stretching 7, because plastic sleeve 4's isolation, the iron fillings impurity drops by plastic sleeve 4's surface after having not had the absorption of permanent magnet 5, has the advantage of convenient clearance iron fillings impurity.

In some embodiments, to achieve the connection between the cover 2 and the housing 1, the cover 2 is screwed with the housing 1.

In some embodiments, to ensure a sealing relationship between the cover 2 and the housing 1, a sealing gasket is provided between the cover 2 and the housing 1.

In some embodiments, to increase the oleophobic oil-repellent permeation-resistant properties, and to prevent the plastic sleeve 4 from corroding over prolonged use, the outer surface of the plastic sleeve 4 is coated with a nano-coating.

In some embodiments, to avoid the process of taking out the permanent magnet 5 during cleaning, scrap iron impurities can move along with the permanent magnet 5 all the time to affect subsequent cleaning, and the device further comprises a partition plate 8, wherein the partition plate 8 is fixedly installed on the outer side of the plastic sleeve 4 and is higher than the permanent magnet 5 in a horizontal position.

In some embodiments, to further isolate the scrap iron impurities, a spacer is further included, which is fixed to the outer edge of the partition 8 and faces the bottom side wall of the housing 1.

In some embodiments, to achieve the connection and fixation between the connecting post 6 and the cover 2, the connecting structure includes a connecting block and a connecting bolt; the connecting blocks are fixedly arranged on two sides of the connecting column 6 and are fixed with the cover body 2 through connecting bolts.

In summary, in the oil filter provided in this embodiment, the permanent magnet 5 is disposed in the plastic sleeve 4, when impurities in oil are filtered through the filter screen 3, the permanent magnet 5 can adsorb scrap iron impurities in hydraulic oil on the outer surface of the plastic sleeve 4, so that when scrap iron impurities are cleaned later, the cover body 2 integrated with the plastic sleeve 4 can be removed from the housing 1, the permanent magnet 5 is taken out from the plastic sleeve 4, and due to isolation of the plastic sleeve 4, the scrap iron impurities fall off from the outer surface of the plastic sleeve 4 after the adsorption of the permanent magnet 5 is not performed, thereby having the advantage of convenient scrap iron impurities cleaning; by providing the outer surface of the plastic sleeve 4 with a nano-coating, it is possible to increase the oleophobic oil-and permeability-resistance and to prevent the plastic sleeve 4 from being corroded in long-term use.

Embodiment two:

the embodiment provides a hydraulic oil source, through the foretell oil filter of adaptation, can promote the oil filtering effect of hydraulic oil to guarantee the whole quality of hydraulic oil.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims (8)

1. The oil filter comprises a shell (1) and a cover body (2) which is arranged on the shell (1) in a sealing way, wherein an oil inlet and an oil outlet are formed in the shell (1), a filter screen (3) is arranged in the shell (1), and the oil filter is characterized in that a plastic sleeve (4) is fixed in the middle of the bottom end of the cover body (2), the bottom end of the plastic sleeve (4) is sealed, and the top end of the plastic sleeve is opened and extends to the top side of the cover body (2);

the inner bottom side of the plastic sleeve (4) is provided with a permanent magnet (5), the top end of the permanent magnet (5) extends to the top side of the cover body (2) through a connecting column (6) and is connected with a pull handle (7), and the connecting column (6) is fixed with the cover body (2) through a connecting structure.

2. The oil filter according to claim 1, characterized in that the cover (2) is screwed to the housing (1).

3. The oil filter according to claim 2, characterized in that a sealing gasket is arranged between the cover (2) and the housing (1).

4. The oil filter according to claim 1, characterized in that the outer surface of the plastic sleeve (4) is coated with a nanocoating.

5. The oil filter according to claim 1, further comprising a partition (8), said partition (8) being fixedly mounted outside the plastic sleeve (4) and being higher in horizontal position than the permanent magnet (5).

6. The oil filter according to claim 5, further comprising a partition fixed to an outer edge of the partition (8) and facing a bottom side wall of the housing (1).

7. The oil filter of claim 1, wherein the connection structure comprises a connection block and a connection bolt; the connecting blocks are fixedly arranged on two sides of the connecting column (6) and are fixed with the cover body (2) through connecting bolts.

8. A hydraulic oil source comprising the oil filter of any one of claims 1-7.

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