Integrated oil suction filter

Abstract

The utility model discloses an integrated oil suction filter. The technical key points are as follows: the water purifier comprises a filter element, a closing plate is arranged at one end of the filter element, a base is arranged at the other end of the filter element, the closing plate is arranged in a closed manner, the base is annular, the filter element is fixedly connected with the closing plate and the base, a mounting groove is formed in the base, the mounting groove is annular and is coaxial with the base, and part of the filter element is inserted into the mounting groove. The filter element is connected with the base, the filter element and the base are coaxially arranged, the inner side of the filter element faces the through hole of the base, and fixing holes are formed in the edge of the base. The filter element is directly fixed to the base, the base is directly installed, the position of the filter element is stable, one installation step is omitted, and the installation efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of oil suction filters, and more specifically to an integrated oil suction filter. Background Art

[0002] After the existing oil suction filter is installed, the filter directly enters the oil in the fuel tank, and the filter element is separated from both the base and the housing, and is connected and fixed by the spring. However, after a long time of use, the restoring force of the spring decreases. During vibration, the filter element will move relative to the housing and the base, resulting in low stability, causing some impurities to be output to the hydraulic pump without passing through the filter element, deteriorating the subsequent oil quality and shortening the service life of the equipment. Content of the Utility Model

[0003] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide an integrated oil suction filter to solve the above technical problems.

[0004] To achieve the above purpose, the utility model provides the following technical solution: an integrated oil suction filter, including a filter element, one end of the filter element is provided with a closing plate, the other end is provided with a base, the closing plate is closed, the base is annular, the filter element is fixedly connected to the closing plate and the base, the base is provided with an installation groove, the installation groove is annular and coaxially arranged with the base, part of the filter element is inserted into the installation groove and connected to the base, the filter element is coaxially arranged with the base, the inner side of the filter element faces the through hole of the base, and the edge of the base is provided with fixing holes.

[0005] As a further improvement of the utility model, the base is provided with an annular sealing groove at the end where the filter element is arranged, and the sealing groove is located at the position between the installation groove and the fixing holes.

[0006] As a further improvement of the utility model, the base is provided with an outer retaining edge on the outer side of the installation groove, the outer retaining edge is located outside the filter element, and the outer retaining edge abuts against the filter element.

[0007] As a further improvement of the utility model, the base is provided with an inner retaining edge on the inner side of the installation groove, the inner retaining edge is located inside the filter element, and the inner retaining edge abuts against the filter element.

[0008] As a further improvement of the utility model, the end of the outer retaining edge is provided with an inclined outer guiding edge.

[0009] As a further improvement of the utility model, the end of the inner retaining edge is provided with an inclined inner guiding edge.

[0010] As a further improvement of the utility model, a retaining ring is provided on the outer side of the closing plate, and the retaining ring wraps part of the filter element.

[0011] As a further improvement of the present utility model, a positioning portion protruding towards the base is provided in the middle of the closing plate. The positioning portion corresponds to the position of the through hole of the base. An annular receiving groove is formed between the positioning portion and the retaining ring. The filter element is located in the receiving groove. The closing plate, the retaining ring and the positioning portion are integrally formed by stamping.

[0012] As a further improvement of the present utility model, an inclined guiding edge is provided on the outer side of the positioning portion.

[0013] As a further improvement of the present utility model, the distance between the end face of the positioning portion and the base is smaller than the distance between the end face of the retaining ring and the base.

[0014] The beneficial effects of the present utility model are that the position of the filter element is stable, one installation step is reduced, and the installation efficiency is high. Description of the Drawings

[0015] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 is a partial structural schematic diagram of the installation groove, the outer retaining edge and the inner retaining edge.

[0017] Marking description: 1. Filter element; 2. Closing plate; 21. Retaining ring; 22. Positioning portion; 221. Guiding edge; 23. Receiving groove; 3. Base; 31. Installation groove; 32. Fixing hole; 33. Sealing groove; 34. Outer retaining edge; 341. Outer guiding edge; 35. Inner retaining edge; 351. Inner guiding edge. Detailed Embodiment

[0018] The present utility model will be further described in detail below with reference to the embodiments shown in the drawings.

[0019] Refer to Figure 1 One Figure 2 As shown, the integrated oil suction filter of this embodiment includes a filter element 1. One end of the filter element 1 is provided with a closing plate 2, and the other end is provided with a base 3. The closing plate 2 is closed. The base 3 is annular. The filter element 1 is fixedly connected to the closing plate 2 and the base 3. An installation groove 31 is provided on the base 3. The installation groove 31 is annular and coaxially arranged with the base 3. Part of the filter element 1 is inserted into the installation groove 31 and connected to the base 3. The filter element 1 is coaxially arranged with the base 3. The inner side of the filter element 1 faces the through hole of the base 3. Fixing holes 32 are provided at the edge of the base 3.

[0020] With the above technical solution, when installing the oil absorption filter of the present application, the filter element 1 is oriented towards the fuel tank, and then the angle of the adjustment base 3 is adjusted so that the fixing holes 32 are aligned with the mounting holes / mounting grooves 31 on the device. Then, the base 3 is fixed to the device by bolting the fixing holes 32 to the mounting holes / mounting grooves 31. Since the filter element 1 is fixedly connected to the base 3, one installation step is reduced, the installation efficiency is improved, and the filter element 1 is directly fixed and hung on the base 3 without being fixed by spring extrusion, resulting in higher stability.

[0021] Specifically, the fixing holes 32 are circumferentially distributed on the base 3, and the sealing performance is high after being connected to the device.

[0022] As a specific embodiment of the improvement, the base 3 is provided with an annular sealing groove 33 at one end where the filter element 1 is arranged, and the sealing groove 33 is located at the position between the mounting groove 31 and the fixing holes 32.

[0023] With the above technical solution, after the base 3 is fixedly installed on the device, the sealing ring is located in the sealing groove 33, with stable position and good sealing performance, avoiding leakage.

[0024] As a specific embodiment of the improvement, the base 3 is provided with an outer retaining edge 34 on the outer side of the mounting groove 31, the outer retaining edge 34 is located on the outer side of the filter element 1, and the outer retaining edge 34 abuts against the filter element 1.

[0025] With the above technical solution, the outer retaining edge 34 abuts against the outer side of the filter element 1, increasing the contact surface between the filter element 1 and the base 3, reducing the stress at the glue bonding place, and thus improving the connection strength between the filter element 1 and the base 3.

[0026] As a specific embodiment of the improvement, the base 3 is provided with an inner retaining edge 35 on the inner side of the mounting groove 31, the inner retaining edge 35 is located on the inner side of the filter element 1, and the inner retaining edge 35 abuts against the filter element 1.

[0027] With the above technical solution, the inner retaining edge 35 abuts against the inner side of the filter element 1, increasing the contact surface between the filter element 1 and the base 3, reducing the stress at the glue bonding place, and thus improving the connection strength between the filter element 1 and the base 3.

[0028] As a specific embodiment of the improvement, the end of the outer retaining edge 34 is provided with an inclined outer guiding edge 341.

[0029] With the above technical solution, the inclined outer guiding edge 341 guides the outer side of the filter element 1 into the mounting groove 31, making the assembly of the filter element 1 and the base 3 more convenient.

[0030] As a specific embodiment of the improvement, the end of the inner retaining edge 35 is provided with an inclined inner guiding edge 351.

[0031] Through the above technical solution, the inclined inner guiding edge 351 guides the inner side of the filter element 1 into the installation groove 31, making the assembly of the filter element 1 and the base 3 more convenient.

[0032] As a specific embodiment of the improvement, a retaining ring 21 is provided on the outer side of the closing plate 2, and the retaining ring 21 wraps part of the filter element 1.

[0033] Through the above technical solution, the retaining ring 21 wraps the filter element 1, improving the stability of the position of the filter element 1. And when pasting the filter element 1 and the closing plate 2 with glue, the glue can be restricted within the retaining ring 21, avoiding the problem of glue overflow.

[0034] As a specific embodiment of the improvement, a positioning portion 22 protruding towards the base 3 is provided in the middle of the closing plate 2. The positioning portion 22 corresponds to the position of the through hole of the base 3. An annular receiving groove 23 is formed between the positioning portion 22 and the retaining ring 21. The filter element 1 is located in the receiving groove 23, and the closing plate 2, the retaining ring 21, and the positioning portion 22 are integrally formed by stamping.

[0035] Through the above technical solution, the inner side of the filter element 1 abuts against the positioning portion 22, so that both the inner and outer sides at both ends of the filter element 1 are abutted and positioned, with high structural strength. And an accommodating groove 23 is formed between the positioning portion 22 and the retaining ring 21, making the position where the glue acts more accurate, reducing the waste of glue, lowering the production cost, and reducing waste.

[0036] Specifically, the closing plate 2, the retaining ring 21, and the positioning portion 22 are integrally formed by stamping, with high structural strength and high production efficiency.

[0037] As a specific embodiment of the improvement, an inclined guiding edge 221 is provided on the outer side of the positioning portion 22.

[0038] Through the above technical solution, the guiding edge 221 guides during the assembly of the filter element 1, improving the installation speed and facilitating installation in the correct position.

[0039] As a specific embodiment of the improvement, the distance between the end face of the positioning portion 22 and the base 3 is smaller than the distance between the end face of the retaining ring 21 and the base 3.

[0040] Through the above technical solution, when assembling the filter element 1 and the closing plate 2, first align the outer side of the filter element 1 with the retaining ring 21, and then during the insertion process, the guiding edge 221 guides the inner side of the filter element 1 for positioning until the end of the filter element 1 abuts against the closing plate 2. There is no need to position the inner and outer sides of the filter element 1, the retaining ring 21, and the positioning portion 22 simultaneously, facilitating assembly.

[0041] And it reduces the deformation amount of the closing plate 2 during the stamping process, ensuring the structural strength of the closing plate 2 and avoiding the situation of cracking of the closing plate 2.

[0042] The above are only the preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited to the above embodiments. All technical solutions falling within the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that for those of ordinary skill in the art, several improvements and refinements made without departing from the principle of the present utility model should also be regarded as within the protection scope of the present utility model.

Claims

1. Integrated oil suction filter, comprising a filter element (1), characterized in that: One end of the filter element (1) is provided with a closing plate (2), and the other end is provided with a base (3). The closing plate (2) is arranged in a closed manner. The base (3) is annular. The filter element (1) is fixedly connected to the closing plate (2) and the base (3). An installation groove (31) is provided on the base (3). The installation groove (31) is annular and coaxially arranged with the base (3). Part of the filter element (1) is inserted into the installation groove (31) and connected to the base (3). The filter element (1) is coaxially arranged with the base (3). The inner side of the filter element (1) faces the through hole of the base (3). Fixing holes (32) are provided at the edge of the base (3).

2. The integrated oil suction filter according to claim 1, wherein: An annular sealing groove (33) is provided at one end of the base (3) where the filter element (1) is arranged. The sealing groove (33) is located at a position between the installation groove (31) and the fixing holes (32).

3. The integrated oil absorption filter according to claim 1, characterized in that: An outer retaining edge (34) is provided on the outer side edge of the installation groove (31) of the base (3). The outer retaining edge (34) is located on the outer side of the filter element (1), and the outer retaining edge (34) abuts against the filter element (1).

4. The integrated oil absorption filter according to claim 1 or 3, characterized in that: An inner retaining edge (35) is provided on the inner side edge of the installation groove (31) of the base (3). The inner retaining edge (35) is located on the inner side of the filter element (1), and the inner retaining edge (35) abuts against the filter element (1).

5. The integrated oil absorption filter according to claim 3, wherein: An inclined outer guiding edge (341) is provided at the end of the outer retaining edge (34).

6. The integrated oil suction filter according to claim 4, wherein: An inclined inner guiding edge (351) is provided at the end of the inner retaining edge (35).

7. The integrated oil suction filter according to claim 1, wherein: A retaining ring (21) is provided on the outer side of the closing plate (2). The retaining ring (21) wraps part of the filter element (1) inside.

8. The integrated oil absorption filter according to claim 7, wherein: A positioning portion (22) protruding towards the base (3) is provided in the middle of the closing plate (2). The positioning portion (22) corresponds to the position of the through hole of the base (3). An annular accommodating groove (23) is formed between the positioning portion (22) and the retaining ring (21). The filter element (1) is located in the accommodating groove (23). The closing plate (2), the retaining ring (21), and the positioning portion (22) are integrally formed by stamping.

9. The integrated oil absorption filter according to claim 8, wherein: An inclined guiding edge (221) is provided on the outer side of the positioning portion (22).

10. The integrated oil absorption filter according to claim 8, wherein: The distance between the end face of the positioning portion (22) and the base (3) is smaller than the distance between the end face of the retaining ring (21) and the base (3).

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