Automobile filter

Abstract

The utility model discloses an automobile filter which comprises a lower shell, an upper shell, a filter paper filtering assembly and a filter screen filtering assembly, the upper end of the lower shell is fixedly connected with the upper shell, and the filter paper filtering assembly and the filter screen filtering assembly are fixedly installed between the lower shell and the interior of the upper shell. The filter screen filtering assembly is positioned above the filter paper filtering assembly. The novel structure is adopted, the filter paper filtering assembly and the filter screen filtering assembly are arranged, the filter paper filtering assembly can provide large dust holding capacity, the filter screen filtering assembly can filter large particles, meanwhile, compared with pure filter paper, the pressure drop is greatly reduced, the damage rate and the use cost of the filter are reduced, and the filter is simple and reasonable in structure and convenient to use. The use effect is good, the manufacturing cost is low and the practicability is high.

Description

Technical Field

[0001] The utility model relates to a filter, in particular to an automotive filter. Background Art

[0002] At present, the automotive filter products on the market have the following problems: the dust capacity of the screen filter is small, and the pressure drop of the paper filter is large, which easily leads to the damage of the filter, increasing the replacement rate and the use cost of the filter. Therefore, we propose an automotive filter. Summary of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide an automotive filter, which solves the problems of the automotive filter products on the market at present: the dust capacity of the screen filter is small, the pressure drop of the paper filter is large, which easily leads to the damage of the filter, increasing the replacement rate and the use cost of the filter.

[0004] To solve the above technical problem, the utility model provides the following technical solutions: an automotive filter, comprising a lower housing, an upper housing, a paper filter assembly and a screen filter assembly. The upper housing is fixedly connected to the upper end of the lower housing. The paper filter assembly and the screen filter assembly are fixedly installed between the interior of the lower housing and the upper housing. The screen filter assembly is located above the paper filter assembly.

[0005] On the basis of the above solution, an oil inlet is provided in the middle of the lower housing.

[0006] On the basis of the above solution, an oil outlet is fixedly connected to one side of the upper housing.

[0007] On the basis of the above solution, the paper filter assembly includes a support frame and a filter paper. The filter paper is fixedly installed in the support frame, and a plurality of bypass holes are evenly formed in the filter paper.

[0008] On the basis of the above solution, the screen filter assembly includes a support frame and a screen. The support frame is fixedly installed on the support frame, and the screen is fixedly connected to the support frame. The screen is made of a metal material.

[0009] The beneficial effect of the utility model compared with the prior art is: an automotive filter, adopting a new structure, is provided with a paper filter assembly and a screen filter assembly. The paper filter assembly can provide a large dust capacity. While the screen filter assembly can filter large particles and greatly reduce the pressure drop compared with a pure paper filter, reducing the damage rate and the use cost of the filter. The structure of the utility model is simple and reasonable, with good use effect, low manufacturing cost and strong practicability. Brief Description of the Drawings

[0010] Figure 1 It is a schematic structural diagram of an automotive filter of the utility model;

[0011] Figure 2 This is the upper end view of the exploded view of an automotive filter of the present utility model;

[0012] Figure 3 This is the bottom end view of the exploded view of an automotive filter of the present utility model.

[0013] The reference numerals in the figure are: 1 - lower housing, 101 - oil inlet, 2 - upper housing, 201 - oil outlet, 3 - filter paper filter assembly, 301 - support frame, 302 - filter paper, 303 - bypass hole, 4 - screen filter assembly, 401 - support frame, 402 - screen. Specific embodiments

[0014] In order to make the objectives, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0015] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0016] Refer to Figures 1 to 3 It can be seen that an automotive filter includes a lower housing 1, an upper housing 2, a filter paper filter assembly 3 and a screen filter assembly 4. The upper end of the lower housing 1 is fixedly connected to the upper housing 2. A filter paper filter assembly 3 and a screen filter assembly 4 are fixedly installed between the interiors of the lower housing 1 and the upper housing 2. The screen filter assembly 4 is located above the filter paper filter assembly 3.

[0017] A fuel inlet 101 is provided in the middle of the lower housing 1, which is convenient for oil to enter the housing; an oil outlet 201 is fixedly connected to one side of the upper housing 2, which is convenient for the filtered oil to flow out; the filter paper filtering assembly 3 includes a support frame 301 and a filter paper 302, the filter paper 302 is fixedly installed in the support frame 301, and a plurality of bypass holes 303 are evenly provided on the filter paper 302. The filter paper 302 can provide a large dust capacity, and the bypass holes 303 facilitate the passage of large particles and reduce the pressure drop; the filter screen filtering assembly 4 includes a support frame 401 and a filter screen 402, the support frame 401 is fixedly installed on the support frame 301, the filter screen 402 is fixedly connected to the support frame 401, and the filter screen 402 is made of a metal material. The filter screen 402 can filter large particles and greatly reduce the pressure drop compared with the simple filter paper 302.

[0018] Principle and advantages of the present utility model: An automobile filter, when in use, oil enters the lower housing 1 from the fuel inlet 101, then passes through the filter paper 302, the bypass holes 303 on the filter paper 302 and the filter screen 402 and enters the upper housing 2, and then flows out from the oil outlet 201. The filter paper 302 can provide a large dust capacity, and the filter screen 402 can filter large particles and greatly reduce the pressure drop compared with the simple filter paper 302. The filter is not easily damaged, reducing the replacement rate and usage cost of the filter. The structure of the present utility model is simple and reasonable, with good use effect and low manufacturing cost, and is suitable for popularization and use.

[0019] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An automobile filter, comprising a lower housing (1), an upper housing (2), a filter paper filter assembly (3) and a filter screen filter assembly (4), characterized in that: The upper end of the lower shell (1) is fixedly connected to the upper shell (2), and a filter paper filter assembly (3) and a filter screen filter assembly (4) are fixedly installed between the lower shell (1) and the interior of the upper shell (2), and the filter screen filter assembly (4) is located above the filter paper filter assembly (3).

2. The automobile filter according to claim 1, characterized in that: An oil inlet (101) is provided in the middle of the lower housing (1).

3. The automobile filter according to claim 1, characterized in that: An oil outlet (201) is fixedly connected to one side of the upper housing (2).

4. The automobile filter according to claim 1, characterized in that: The filter paper filtering assembly (3) comprises a support frame (301) and filter paper (302); the filter paper (302) is fixedly mounted in the support frame (301); and a plurality of bypass holes (303) are evenly formed on the filter paper (302).

5. The automobile filter according to claim 1, characterized in that: The filter screen filtering assembly (4) comprises a support frame (401) and a filter screen (402); the support frame (401) is fixedly mounted on a support frame (301); the filter screen (402) is fixedly connected to the support frame (401); and the filter screen (402) is made of a metal material.

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