Dynamic oil filter

By adopting a drum scraper structure and support frame design in the oil filter, the problem of inconvenient discharge of oil sludge is solved, realizing convenient filtration and collection of oil sludge, and improving the purification efficiency and stability of the equipment.

CN224071377UActive Publication Date: 2026-04-03YANTAI XINTENG MASCH MFG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-29
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

In the existing technology, dynamic oil filters have the problem that the oil residue is not easy to filter and discharge.

Method used

A dynamic oil filter was designed, which adopts a drum structure. The drum is equipped with scraper a and scraper b. Scraper b is symmetrically fixed on both sides of scraper a. Scraper b is inclined upward away from scraper a. When the drum rotates, it scrapes off the oil residue at the bottom of the oil. Scraper a is provided with a through hole to discharge the oil. Scraper b guides the oil residue to rotate to the highest point and then falls due to gravity. The oil residue is removed through the insert plate and prevented from splashing by the baffle on the support frame. The splashed oil residue is collected by the receiving frame.

Benefits of technology

It enables convenient filtration and discharge of oil residue, reduces oil residue splashing, and improves the operational stability of the equipment and the efficiency of oil purification.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of oil filters, in particular to a dynamic oil filter which comprises a shell, a filtering cavity is formed in the shell, a material taking groove communicated with the filtering cavity is formed in one side of the shell, a supporting frame is fixedly installed at the position of a groove opening of the material taking groove, an inserting plate is installed in the supporting frame in a sliding mode, and the dynamic oil filter further comprises a roller which is installed in the filtering cavity in a rotating mode and at least comprises a scraping plate a. The roller scrapes oil residues at the bottom of oil in the filtering cavity through the scraper a. The dynamic oil filter is provided with a roller, the roller at least comprises a scraping plate a, a scraping plate b is fixedly installed on one side of the scraping plate a, the scraping plate b inclines upwards towards the middle of the roller, when the roller rotates, the scraping plate a and the scraping plate b scrape off oil residues in oil and carry the oil residues to rotate, the scraping plate a inclines downwards towards a mounting plate, and a plurality of through holes are formed in the position, close to the mounting plate, of the scraping plate a in a penetrating mode. Oil in the scraping plate a flows out through the through holes, and when the scraping plate a rotates to the top of the roller, oil residues in the scraping plate a fall to the inserting plate under the action of gravity, so that the oil residues are conveniently taken out.
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Description

Technical Field

[0001] This utility model relates to the field of oil filters, and more particularly to dynamic oil filters. Background Technology

[0002] An oil filter is a device used to remove impurities, moisture, gases, and other contaminants from oil. It is primarily used for purifying industrial lubricating oil, hydraulic oil, transformer insulating oil, and fuel oil. The oil filter removes solid contaminants such as metal wear particles, dust, colloids, and carbon residue from the oil through filter elements or screens, preventing equipment from wearing down or becoming clogged due to impurities, thus reducing frictional wear on mechanical parts and extending equipment lifespan. Through purification, aged or contaminated oil can regain its cleanliness, viscosity, and oxidation resistance, reducing oil change frequency and lowering costs. A dynamic oil filter is a highly efficient and intelligent oil purification device that can filter oil in real time during equipment operation, ensuring oil cleanliness, extending equipment life, and improving operational stability.

[0003] The Chinese patent for an oil filter with publication number CN202962076U achieves the effect of filtering and removing surface sludge from the oil by setting a sludge removal device with an upper opening. However, when discharging the oil sludge, there is a problem that the oil sludge in the oil is inconvenient to filter and discharge. In view of this, a dynamic oil filter is provided. Utility Model Content

[0004] The main purpose of this invention is to provide a dynamic oil filter to solve the problem in related technologies where it is inconvenient to filter and discharge oil residues.

[0005] To achieve the above objectives, according to one aspect of the present invention, a dynamic oil filter is provided, comprising a housing, wherein a filter chamber is provided inside the housing, the bottom of the filter chamber has an arc-shaped structure, a material receiving groove communicating with the filter chamber is provided on one side of the housing, a support frame is fixedly installed at the opening of the material receiving groove, and an insert plate is slidably installed inside the support frame, and further comprising: a roller, the roller being rotatably installed inside the filter chamber, the roller including at least a scraper a, the roller scraping away the oil residue at the bottom of the oil in the filter chamber through the scraper a.

[0006] Furthermore, the roller also includes a mounting plate, with several scrapers a fixedly mounted on one side of the mounting plate, and a mounting ring fixedly mounted on the other side of the scrapers a.

[0007] Furthermore, several reinforcing ribs are fixedly installed on one side of scraper a, and the reinforcing ribs have a ring structure.

[0008] Furthermore, several scraper blades b are symmetrically fixed on both sides of scraper blade a. Scraper blades b are inclined upwards away from scraper blade a. Several through holes are opened on the upper surface of scraper blade a near the mounting plate. Scraper blade a is inclined downwards at 1-5° towards the mounting plate.

[0009] Furthermore, a sliding groove is provided inside the support frame, and connecting plates are symmetrically fixed on both sides of the insert plate. The insert plate is slidably installed in the sliding groove through the connecting plates.

[0010] Furthermore, baffles are symmetrically fixedly installed on the upper surface of the support frame, and the baffles are inclined upward towards the middle of the support frame.

[0011] Furthermore, a receiving frame is fixedly installed on one side of the housing. The receiving frame is located below the opening of the material receiving trough and is tilted downwards towards one side of the housing.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. This dynamic oil filter is equipped with a drum, which includes at least a scraper a. Several scrapers b are symmetrically fixed on both sides of scraper a. The scrapers b are inclined upwards away from scraper a. When the drum rotates, scrapers a and scrapers b scrape off the oil residue in the oil and carry the oil residue with them as they rotate. Scraper a is inclined downwards towards the mounting plate. Several through holes are opened on scraper a near the mounting plate. The oil in scraper a flows out through the through holes. When scraper a rotates to the top of the drum, the oil residue in scraper a falls to the insertion plate due to gravity, so that the oil residue can be removed.

[0014] 2. This dynamic oil filter is equipped with a support frame, and a sliding groove is opened in the support frame. The insert plate is slidably installed in the sliding groove through the connecting plate. The oil residue in the drum falls to the insert plate and is removed by sliding the insert plate. Several baffles are symmetrically fixed on the upper surface of the support frame to prevent the oil residue from splashing when it falls. The receiving frame collects the oil residue that splashes outside the receiving trough. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of the oil filter in a preferred embodiment of the present invention;

[0016] Figure 2 This is a schematic diagram of the filter cavity structure in a preferred embodiment of the present invention;

[0017] Figure 3 This is a schematic diagram of the support frame structure in a preferred embodiment of the present invention;

[0018] Figure 4 This is a schematic diagram of the roller structure in a preferred embodiment of the present invention;

[0019] Figure 5 This is a schematic diagram of the insert plate structure in a preferred embodiment of the present invention;

[0020] Figure 6 This is a schematic diagram of the slide rail groove structure in a preferred embodiment of the present invention;

[0021] Figure 7This is a schematic diagram of the scraper a structure in a preferred embodiment of the present invention;

[0022] Figure 8 This is a cross-sectional view of the sliding groove in a preferred embodiment of the present invention.

[0023] Figure label:

[0024] 1. Shell; 11. Filter chamber; 12. Feeding trough; 13. Receiving frame;

[0025] 2. Support frame; 21. Sliding groove; 22. Insert plate; 211. Baffle; 221. Connecting plate;

[0026] 3. Roller; 31. Mounting plate; 32. Reinforcing rib; 33. Scraper a; 34. Mounting ring; 331. Scraper b; 332. Through hole. Detailed Implementation

[0027] To further illustrate the technical means and effects adopted by this utility model in order to achieve the intended utility model purpose, the following detailed description of the specific implementation methods, structure, features and effects of this utility model is provided in conjunction with the accompanying drawings and preferred embodiments.

[0028] This embodiment provides a dynamic oil filter, including a housing 1, a filter chamber 11 inside the housing 1, the bottom of the filter chamber 11 having an arc-shaped structure, a material intake groove 12 communicating with the filter chamber 11 on one side of the housing 1, a support frame 2 fixedly installed at the opening of the material intake groove 12, an insert plate 22 slidably installed inside the support frame 2, and also includes a roller 3, the roller 3 being rotatably installed inside the filter chamber 11, the roller 3 including at least a scraper a33, the roller 3 scraping away the oil residue at the bottom of the oil in the filter chamber 11 through the scraper a33;

[0029] like Figure 2 , Figure 4 As shown, the roller 3 also includes a mounting plate 31, and a number of scrapers a33 are fixedly installed on one side of the mounting plate 31. A mounting ring 34 is fixedly installed on the other side of the scrapers a33. The roller 3 rotates counterclockwise.

[0030] like Figure 1 , Figure 2 , Figure 5 As shown, several reinforcing ribs 32 are fixedly installed on one side of scraper a33. The reinforcing ribs 32 are annular structures. The reinforcing ribs 32 increase the installation stability of scraper a33. When scraper a33 rotates, it will be subjected to the combined effects of oil resistance, impurity impact and centrifugal force. The annular reinforcing ribs 32 prevent the edges of scraper a33 and scraper b331 from twisting or breaking. It is especially suitable for high-speed drum 3 working conditions.

[0031] like Figure 7 , Figure 8As shown, several scraper blades b331 are symmetrically fixed on both sides of scraper blade a33. Scraper blades b331 are inclined upward away from scraper blade a33. Several through holes 332 are opened through the upper surface of scraper blade a33 near the mounting plate 31. Scraper blade a33 is inclined downward at 1-5° towards the mounting plate 31. When the roller 3 rotates, the oil residue in the oil is scraped off by scraper blades a33 and scraper blades b331. The inclined scraper blades b331 guide the movement of the oil residue, so that the oil residue follows the rotation of scraper blade a33. The inclined scraper blades a33 cause the oil residue to converge at one end of scraper blade a33 and be discharged through the through holes 332. When scraper blades a33 and scraper blades b331 rotate to the highest point, the oil residue falls onto the insert plate 22 due to gravity, so that the oil residue can be removed by removing the insert plate 22.

[0032] like Figure 3 , Figure 5 , Figure 6 As shown, a sliding groove 21 is provided in the support frame 2, and connecting plates 221 are symmetrically fixed on both sides of the insert plate 22. The insert plate 22 is slidably installed in the sliding groove 21 through the connecting plates 221. The insert plate 22 is slidably installed in the sliding groove 21 by sliding along the sliding groove 21 to remove the insert plate 22 and thus remove the oil residue.

[0033] like Figure 3 , Figure 6 As shown, baffles 211 are symmetrically fixedly installed on the upper surface of the support frame 2. The baffles 211 are inclined upward towards the middle of the support frame 2. The baffles 211 prevent oil sludge from splashing when it falls onto the insert plate 22.

[0034] like Figure 1 , Figure 2 As shown, a receiving frame 13 is fixedly installed on one side of the housing 1. The receiving frame 13 is located below the opening of the material receiving trough 12. The receiving frame 13 is tilted downward towards one side of the housing 1. The receiving frame 13 collects the splashed and discharged oil residue.

[0035] In practical use, the oil to be filtered is injected into the filter chamber 11. The roller 3 inside the filter chamber 11 rotates. When the roller 3 rotates, the oil residue at the bottom of the oil is scraped off by scrapers a33 and b331. Scrapers b331 are symmetrically fixed on both sides of scraper a33, and scrapers b331 are inclined upward away from scraper a33 to guide the movement of the oil residue, so that the oil residue follows the rotation of scraper a33. Scrapers a33 are inclined downward toward the mounting plate 31. Several through holes 332 are opened through the upper surface of scraper a33 near the mounting plate 31. The inclined surface causes the residual oil in the oil residue to converge towards the scraper a33 and flow out through the through hole 332. The roller 3 rotates counterclockwise. When the scraper a33 and scraper b331 rotate to the highest point, the oil residue falls onto the insert plate 22 due to gravity. The oil residue is removed by sliding along the support frame 2 through the insert plate 22. Several baffles 211 are symmetrically fixedly installed on the upper surface of the support frame 2. The baffles 211 prevent the oil residue from splashing when it falls onto the insert plate 22. A receiving frame 13 is fixedly installed on the side wall of the shell 1 below the opening of the material receiving trough 12. The receiving frame 13 collects the splashed and discharged oil residue.

[0036] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Although the present utility model has been disclosed above with reference to a preferred embodiment, it is not intended to limit the present utility model. Any person skilled in the art can make some modifications or alterations to the above-disclosed technical content to create equivalent embodiments without departing from the scope of the present utility model. Any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present utility model without departing from the scope of the present utility model shall still fall within the scope of the present utility model.

Claims

1. A dynamic oil filter, comprising a housing (1), characterized in that, The housing (1) has a filter chamber (11) inside, the bottom of the filter chamber (11) has an arc-shaped structure, and a material receiving groove (12) communicating with the filter chamber (11) is provided on one side of the housing (1). A support frame (2) is fixedly installed at the opening of the material receiving groove (12), and an insert plate (22) is slidably installed in the support frame (2). The housing (1) also includes: The roller (3) is rotatably installed in the filter chamber (11). The roller (3) includes at least a scraper a (33). The roller (3) scrapes away the oil residue at the bottom of the oil in the filter chamber (11) through the scraper a (33).

2. The dynamic oil filter according to claim 1, characterized in that, The roller (3) also includes a mounting plate (31), and a plurality of scrapers a (33) are fixedly mounted on one side of the mounting plate (31), and a mounting ring (34) is fixedly mounted on the other side of the scrapers a (33).

3. The dynamic oil filter according to claim 1, characterized in that, Several reinforcing ribs (32) are fixedly installed on one side of the scraper a (33), and the reinforcing ribs (32) are ring structures.

4. The dynamic oil filter according to claim 1, characterized in that, Several scraper blades b (331) are symmetrically fixed on both sides of the scraper blade a (33). The scraper blades b (331) are inclined upward away from the scraper blade a (33). Several through holes (332) are opened through the upper surface of the scraper blade a (33) near the mounting plate (31). The scraper blade a (33) is inclined downward at 1-5° towards the mounting plate (31).

5. The dynamic oil filter according to claim 1, characterized in that, The support frame (2) has a sliding groove (21) inside, and connecting plates (221) are symmetrically fixed on both sides of the insert plate (22). The insert plate (22) is slidably installed in the sliding groove (21) through the connecting plates (221).

6. The dynamic oil filter according to claim 1, characterized in that, The upper surface of the support frame (2) is symmetrically fixed with baffles (211), and the baffles (211) are inclined upward towards the middle of the support frame (2).

7. The dynamic oil filter according to claim 1, characterized in that, A receiving frame (13) is fixedly installed on one side of the housing (1). The receiving frame (13) is located below the opening of the material receiving groove (12) and is inclined downward towards the housing (1).

Citation Information

Patent Citations

  • Oil filter

    CN202962076U