Environment-friendly filter

Abstract

The environment-friendly filter comprises a shell, a sealing cover plate, a filter element upper cover, a filter element structure, a filter element lower cover and a high-elasticity spring are sequentially arranged in the shell from top to bottom, and the shell comprises a bottom shell, a connecting part rotationally connected with the upper end of the bottom shell and a sealing cover fixedly connected with the upper end of the connecting part. An oil inlet channel and an oil outlet channel are formed in the upper end of the sealing cover and the lower end of the bottom shell respectively, a first oil inlet and a second oil inlet are formed in the positions, corresponding to the oil inlet channel, of the sealing cover plate and the filter element upper cover respectively in a communicating mode, and scraping columns are fixedly arranged on the two sides of the lower end of the sealing cover plate; l-shaped clamping blocks are fixedly arranged on the two sides of the upper end of the sealing cover plate, L-shaped clamping grooves are formed in the positions, corresponding to the L-shaped clamping blocks, of the upper end of the connecting part, and the L-shaped clamping blocks are clamped in the corresponding L-shaped clamping grooves; the filter element can be replaced independently, and the replacement frequency is low, so that the filter element is more environment-friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, and more particularly to an environmentally friendly filter. Background Art

[0002] Currently, the oil used in automobiles is generally filtered through filters, which remove impurities such as dust and tiny metal particles from the oil to protect the operation of the engine. Currently used filters are all non-removable sealed structures. Therefore, when the filter element needs to be replaced, the entire filter needs to be replaced, which causes serious waste and is not environmentally friendly.

[0003] In the prior art, a Chinese utility model with publication number CN208763797U discloses an environmentally friendly filter. By setting an upper connecting flange and a lower connecting flange, the filter can be disassembled, thereby facilitating the individual replacement of the filter element, saving costs, and being very environmentally friendly. However, when the oil passes through the central tube, impurities will adhere to the inside, causing the central tube to be blocked. Therefore, the filter element needs to be frequently removed, replaced, and cleaned. The replacement frequency is too high, which increases the cost. Therefore, the present application proposes an environmentally friendly filter. Utility Model Content

[0004] The purpose of the utility model is to provide an environmentally friendly filter, the filter element of which can be replaced individually, and the replacement frequency is low, which is more environmentally friendly.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] The filter element of claim 1, wherein the filter element has a bottom surface and a bottom surface, the bottom surface of the filter element having the bottom surface being arranged adjacent to the filter element.

[0007] By adopting the above technical solution, the utility model has the following advantages:

[0008] The arrangement of the bottom shell, connecting part, L-shaped block, L-shaped slot and scraper of the utility model enables the connecting part to rotate when the bottom shell is fixed, and the L-shaped block and L-shaped slot fix the connecting part to the sealing cover plate, so that the rotation of the connecting part can drive the rotation of the sealing cover plate, thereby driving the scraper to scrape off impurities attached to the inner side of the filter element structure, which can effectively prevent impurities from clogging the filter element structure, thereby reducing the frequency of filter element structure replacement, effectively reducing costs, and being more environmentally friendly.

[0009] Furthermore, an annular fixing plate 1 is fixed around the outer side of the upper end of the connecting portion, and an annular fixing plate 2 is fixed around the outer side of the lower end of the cover. The annular fixing plate 1 and the annular fixing plate 2 are fixedly connected by a plurality of bolts. A sealing groove 1 is provided between the annular fixing plate 1 and the annular fixing plate 2, and a sealing ring 1 is embedded in the sealing groove 1.

[0010] By adopting the above technical solution, the utility model has the following advantages:

[0011] The provision of the annular fixing plate 1 and the annular fixing plate 2 of the utility model enables the cover to be separated, thereby realizing the separate replacement of the filter element structure, effectively saving costs and being more environmentally friendly.

[0012] Furthermore, the lower end of the filter element upper cover and the upper end of the filter element lower cover are both provided with a fixing groove, and the filter element structure is clamped in the fixing groove. The filter element structure includes a central tube and filter paper sleeved and fixed on the outside of the central tube. The upper end of the central tube is connected to the oil inlet, and a plurality of filter holes are provided on the central tube.

[0013] By adopting the above technical solution, the utility model has the following advantages:

[0014] The setting of the fixing groove of the utility model can enable the filter element structure to be quickly positioned and installed therein.

[0015] Furthermore, the scraper is against the inner wall of the central tube, and inclined surfaces are provided on both sides of the scraper.

[0016] By adopting the above technical solution, the utility model has the following advantages:

[0017] The arrangement of the inclined surface of the scraper column of the utility model enables impurities to be scraped off better.

[0018] Furthermore, the upper and lower ends of the high-elasticity spring are fixedly connected to the filter element lower cover and the lower end of the bottom shell respectively.

[0019] By adopting the above technical solution, the utility model has the following advantages:

[0020] The high-elasticity spring of the utility model plays a role in fixing the various components at the upper end.

[0021] Furthermore, an L-shaped annular moving ring is fixedly provided at the lower end of the connecting part, an annular groove is provided on the outer side of the upper end of the bottom shell, an annular sleeve is provided in the annular groove, an inner groove is provided at the inner bottom end of the annular sleeve, the inner groove and the annular groove form an L-shaped annular groove, the L-shaped annular moving ring is clamped in the L-shaped annular groove and matches the L-shaped annular groove, the annular sleeve consists of two semicircular sleeves, and an arc plate is fixed on the side of the semicircular sleeve away from the shell, and the arc plate is fixedly connected to the bottom shell by a number of bolts.

[0022] By adopting the above technical solution, the utility model has the following advantages:

[0023] The arrangement of the annular sleeve of the utility model enables the L-shaped annular moving ring to be clamped on the bottom shell and to rotate with the bottom shell, thereby realizing the rotational connection between the connecting part and the bottom shell.

[0024] Furthermore, a ball groove is provided at the lower end of the L-shaped annular moving ring, and a ball is embedded in the ball groove. A sealing groove 2 is provided on the inside and outside of the L-shaped annular moving ring, and a sealing ring 2 is embedded in the sealing groove 2.

[0025] By adopting the above technical solution, the utility model has the following advantages:

[0026] The provision of the balls in the present invention further reduces the friction between the L-shaped annular moving ring and the bottom shell, making the connection part rotate more smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0028] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model at the center of the front view;

[0029] Figure 2 This is a schematic diagram of the cross-sectional structure of the upper end of the utility model;

[0030] Figure 3 For this utility model Figure 1 Enlarged structural diagram at point A in the middle.

[0031] Figure markings: 1. bottom shell; 101. annular groove; 102. oil outlet channel; 2. connecting part; 201. annular fixing plate 1; 202. L-shaped card groove; 3. sealing cover plate; 301. oil inlet 1; 302. L-shaped card block; 4. filter element upper cover; 401. oil inlet 2; 5. sealing cover; 501. annular fixing plate 2; 502. oil inlet channel; 6. center tube; 601. filter hole; 7. L-shaped annular moving ring; 701. sealing groove 2; 702. sealing ring 2; 703. ball groove; 704. ball; 8. sealing groove 1; 801. sealing ring 1; 9. annular sleeve; 901. inner groove; 902. arc plate; 10. scraper; 11. filter paper; 12. filter element lower cover; 13. fixing groove; 14. high elastic spring; 15. L-shaped annular groove. DETAILED DESCRIPTION

[0032] like Figures 1 to 2 As shown in the specific embodiment, an environmentally friendly filter includes a housing, in which a sealing cover plate 3, a filter element upper cover 4, a filter element structure, a filter element lower cover 12 and a high elastic spring 14 are arranged in sequence from top to bottom. The housing includes a bottom shell 1, a connecting portion 2 rotatably connected to the upper end of the bottom shell 1 and a sealing cover 5 fixedly connected to the upper end of the connecting portion 2. The upper end of the sealing cover 5 and the lower end of the bottom shell 1 are respectively provided with an oil inlet channel 502 and an oil outlet channel 102. The sealing cover plate 3 and the filter element upper cover 4 correspond to the oil inlet channel 502. An oil inlet 1 301 and an oil inlet 2 401 are respectively connected at the positions. The oil inlet 1 301 is smaller than the oil inlet 2 401. Scrapers 10 are fixed on both sides of the lower end of the sealing cover plate 3. The sides of the scrapers 10 that are away from each other are against the inner side of the filter element upper cover 4 and the inner side of the filter element structure. An L-shaped clamping block 302 is fixed on both sides of the upper end of the sealing cover plate 3. An L-shaped clamping groove 202 is provided at the position of the upper end of the connecting part 2 corresponding to the L-shaped clamping block 302, and the L-shaped clamping block 302 is clamped in the corresponding L-shaped clamping groove 202.

[0033] Through the above arrangement, the bottom shell 1, the connecting part 2, the L-shaped block 302, the L-shaped slot 202 and the scraper 10 of the utility model are arranged so that when the bottom shell 1 is fixed, the connecting part 2 can be rotated, and the L-shaped block 302 and the L-shaped slot 202 make the connecting part 2 fixedly connected to the sealing cover plate 3, so that the rotation of the connecting part 2 can drive the rotation of the sealing cover plate 3, thereby driving the scraper 10 to scrape off impurities attached to the inner side of the filter element structure, which can effectively prevent impurities from clogging the filter element structure, thereby reducing the frequency of filter element structure replacement, effectively reducing costs, and being more environmentally friendly.

[0034] like Figures 1 to 3As shown, an annular fixing plate 201 is fixed around the outer side of the upper end of the connecting part 2, and an annular fixing plate 2 501 is fixed around the outer side of the lower end of the cover 5. The annular fixing plate 201 and the annular fixing plate 2 501 are fixedly connected by a number of bolts. A sealing groove 8 is provided between the annular fixing plate 201 and the annular fixing plate 2 501, and a sealing ring 801 is embedded in the sealing groove 8; the lower end of the filter element upper cover 4 and the upper end of the filter element lower cover 12 are both provided with a fixing groove 13, the filter element structure is stuck in the fixing groove 13, the filter element structure includes a central tube 6 and a filter paper 11 sleeved and fixed on the outer side of the central tube 6, the upper end of the central tube 6 is communicated with the oil inlet 301, and the central tube 6 is provided with a number of filter holes 601; the scraper 10 is against the inner wall of the central tube 6, and both sides of the scraper 10 are provided with inclined surfaces; the upper and lower ends of the high elastic spring 14 are respectively connected to the filter element The lower cover 12 is fixedly connected to the lower end of the bottom shell 1; an L-shaped annular moving ring 7 is fixedly provided at the lower end of the connecting part 2, an annular groove 101 is provided on the outer side of the upper end of the bottom shell 1, and an annular sleeve 9 is provided in the annular groove 101. The bottom end of the inner side of the annular sleeve 9 is provided with an inner groove 901, and the inner groove 901 and the annular groove 101 form an L-shaped annular groove 15. The L-shaped annular moving ring 7 is clamped in the L-shaped annular groove 15 and matches the L-shaped annular groove 15. The annular sleeve 9 consists of two semicircular sleeves, and the side of the semicircular sleeve away from the shell is fixedly provided with an arc plate 902, and the arc plate 902 is fixedly connected to the bottom shell 1 by a number of bolts; a ball groove 703 is provided at the lower end of the L-shaped annular moving ring 7, and a ball 704 is embedded in the ball groove 703. A sealing groove 2 701 is provided on the inside and outside of the L-shaped annular moving ring 7, and a sealing ring 2 702 is embedded in the sealing groove 2 701.

[0035] Through the above settings, the settings of the annular fixing plate 1 201 and the annular fixing plate 2 501 of the utility model make it possible to separate the cover 5, thereby realizing the separate replacement of the filter element structure, effectively saving costs and being more environmentally friendly; the setting of the fixing groove 13 of the utility model allows the filter element structure to be quickly positioned and installed inside; the setting of the inclined surface of the scraper column 10 of the utility model enables impurities to be scraped off better; the setting of the high-elastic spring 14 of the utility model plays a role in fixing the various components at the upper end; the setting of the annular sleeve 9 of the utility model allows the L-shaped annular moving ring 7 to be clamped on the bottom shell 1, and can be rotated with the bottom shell 1, thereby realizing the rotational connection between the connecting part 2 and the bottom shell 1; the setting of the ball 704 of the utility model further reduces the friction between the L-shaped annular moving ring 7 and the bottom shell 1, making the rotation of the connecting part 2 smoother.

[0036] Working principle: When in use, the oil enters the oil inlet 1 301 through the oil inlet channel 502 and then enters the inner side of the central tube 6 through the oil inlet port 2 401, is filtered through the filter hole 601 and the filter paper 11, and is finally discharged from the oil outlet channel 102. During use, the bottom shell 1 and the connecting part 2 can be rotated regularly, and the connecting part 2 drives the sealing cover plate 3 to rotate, thereby driving the scraper 10 to scrape the inner side of the central tube 6, so that impurities attached to the central tube 6 can be scraped off, preventing impurities from adhering to the central tube 6 and hindering the passage of oil, thereby shortening the service life of the filter element and reducing the frequency of its replacement, effectively saving costs, and being more environmentally friendly. When the filter element needs to be replaced, it is only necessary to open the cover 5 to take out the filter element and replace it separately, which effectively saves costs and is more environmentally friendly.

[0037] The above are only preferred embodiments of the present invention. The scope of protection of the present invention is not limited to the above embodiments. All technical solutions based on the concept of the present invention are within the scope of protection of the present invention. It should be noted that for those skilled in the art, certain improvements and modifications that do not depart from the principles of the present invention should also be considered within the scope of protection of the present invention.

Claims

1. An environmentally friendly filter, comprising a housing, wherein a sealing cover plate (3), a filter element upper cover (4), a filter element structure, a filter element lower cover (12) and a high-elasticity spring (14) are sequentially arranged in the housing from top to bottom, characterized in that: The housing comprises a bottom shell (1), a connecting portion (2) rotatably connected to the upper end of the bottom shell (1), and a sealing cover (5) fixedly connected to the upper end of the connecting portion (2); the upper end of the sealing cover (5) and the lower end of the bottom shell (1) are respectively provided with an oil inlet channel (502) and an oil outlet channel (102); the sealing cover plate (3) and the filter element upper cover (4) are respectively connected at positions corresponding to the oil inlet channel (502) and are provided with an oil inlet port 1 (301) and an oil inlet port 2 (401); the oil inlet port 1 (301) is smaller than The oil inlet port 2 (401) is fixedly provided with scrapers (10) on both sides of the lower end of the sealing cover plate (3), and the sides of the scrapers (10) that are away from each other are both against the inner side of the filter element upper cover (4) and the inner side of the filter element structure. The sealing cover plate (3) is fixedly provided with L-shaped clamping blocks (302) on both sides of the upper end. The upper end of the connecting portion (2) is provided with an L-shaped clamping groove (202) at a position corresponding to the L-shaped clamping block (302), and the L-shaped clamping block (302) is clamped in the corresponding L-shaped clamping groove (202).

2. The environmentally friendly filter according to claim 1, characterized in that: An annular fixing plate 1 (201) is fixedly provided around the outer side of the upper end of the connecting portion (2), and an annular fixing plate 2 (501) is fixedly provided around the outer side of the lower end of the sealing cover (5). The annular fixing plate 1 (201) and the annular fixing plate 2 (501) are fixedly connected by a plurality of bolts. A sealing groove 1 (8) is provided between the annular fixing plate 1 (201) and the annular fixing plate 2 (501), and a sealing ring 1 (801) is embedded in the sealing groove 1 (8).

3. The environmentally friendly filter according to claim 1, characterized in that: The lower end of the filter element upper cover (4) and the upper end of the filter element lower cover (12) are both provided with a fixing groove (13), and the filter element structure is clamped in the fixing groove (13). The filter element structure includes a central tube (6) and a filter paper (11) sleeved and fixed on the outside of the central tube (6). The upper end of the central tube (6) is communicated with the oil inlet (301), and the central tube (6) is provided with a plurality of filter holes (601).

4. The environmentally friendly filter according to claim 3, characterized in that: The scraper (10) abuts against the inner wall of the central tube (6), and both sides of the scraper (10) are provided with inclined surfaces.

5. The environmentally friendly filter according to claim 1, characterized in that: The upper and lower ends of the high-elasticity spring (14) are fixedly connected to the filter element lower cover (12) and the lower end of the bottom shell (1) respectively.

6. The environmentally friendly filter according to claim 1, characterized in that: An L-shaped annular moving ring (7) is fixedly provided at the lower end of the connecting portion (2); an annular groove (101) is provided on the outer side of the upper end of the bottom shell (1); an annular sleeve (9) is provided in the annular groove (101); an inner groove (901) is provided at the inner bottom end of the annular sleeve (9); the inner groove (901) and the annular groove (101) form an L-shaped annular groove (15); the L-shaped annular moving ring (7) is clamped in the L-shaped annular groove (15) and matches the L-shaped annular groove (15); the annular sleeve (9) is composed of two semicircular sleeves; an arc plate (902) is fixedly provided on the side of the semicircular sleeve away from the shell; the arc plate (902) is fixedly connected to the bottom shell (1) by a plurality of bolts.

7. The environmentally friendly filter according to claim 6, characterized in that: The lower end of the L-shaped annular moving ring (7) is provided with a ball groove (703), and a ball (704) is embedded in the ball groove (703). The inner and outer sides of the L-shaped annular moving ring (7) are both provided with a second sealing groove (701), and a second sealing ring (702) is embedded in the second sealing groove (701).

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