CN220748423U

CN220748423U - Air cleaner filter cover

Info

Publication number: CN220748423U
Application number: CN202322079012.5U
Authority: CN
Inventors: 马洪亮; 陈超; 刘峰
Original assignee: Hefei Yili Automobile Parts Co ltd
Current assignee: Hefei Yili Automobile Parts Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-04-09
Anticipated expiration: 2033-08-03

Abstract

The utility model discloses a filter cover of an air filter, which belongs to the technical field of filter covers of filters, and particularly relates to the filter cover of the air filter.

Description

Air cleaner filter cover

Technical Field

The utility model relates to the technical field of filter covers of filters, in particular to an air filter cover.

Background

The air filter is a filter which separates impurities in air through a dry filter element (such as a paper filter element). The air filters used in light vehicles (including cars, minicars) are typically single stage. Its shape is oblate or elliptic and flat plate. The filter material is filter paper or non-woven fabric, the end cover of the filter element is metal or polyurethane, the shell material is metal or plastic, and the original filtering efficiency of the filter element is not lower than 99.5% under the rated air volume flow.

The novel application patent with the application number of 201520898577.9 discloses an air filter for a vehicle, which comprises an inner core and an outer core, wherein the outer surface of the outer core is wrapped with an outer filter material, and the outer filter material is adhered to the surface of the outer core through an adhesive tape fixed on the surface of the outer core;

the application number CN200820030322.0 discloses a detachable and washable engine air filter prefilter cover, which is made of non-woven fabrics into a cylindrical prefilter layer with the outer diameter equal to that of an outer filter core of the air filter, and an adhesive tape or an elastic tape is arranged on the prefilter layer. The utility model has good air permeability, can be conveniently disassembled and cleaned by water once the filter is blocked by dust, so that the air permeability of the outer filter core and the inner filter core of the filter is always kept smooth, and the blocking of sieve holes is prevented, thereby achieving the purposes of protecting the normal operation of the air filter and prolonging the service life.

In the technical scheme, on one hand, the adhesive tape is required to be fixed on the surface of the outer core, so that the manufacturing difficulty is increased; on the other hand, the frequency of repeated use of the adhesive tape is limited, and the adhesive tape is easy to cause fixing failure after being replaced for several times, thereby influencing the filtering effect;

disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

Therefore, the utility model aims to provide the filter cover of the air filter, the filter cover is connected with the outer side of the filter element main body in a screwed connection mode through the internal threads and the thread grooves, the screwed connection mode is convenient for dismounting the filter cover from the filter element main body, the subsequent operation of replacing and overhauling the filter cover and the filter element main body is convenient, meanwhile, the linkage clamping block is driven to stretch out and draw back from the inner side of the filter cover by pressing the clamp spring switch, and when the filter cover is connected with the outer side of the filter element main body, the linkage clamping block is clamped with the clamping groove, so that the stability of the filter cover connected with the outer side of the filter element is further improved.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

an air cleaner filter sock, comprising:

as a filter element main body connected with the base frame, the top and the bottom of the filter element main body are uniformly and integrally formed and connected with a connecting seat, and the outer side of the bottom connecting seat is provided with a thread groove;

the filter cover is connected to the outer side of the filter element main body, and the inner thread assembled with the thread groove is formed at the bottom of the inner side of the filter cover.

As a preferred embodiment of the filter cover for an air cleaner according to the present utility model, wherein: the filter cover is connected with a locking component which is further used for fixing the filter element main body and the filter cover.

As a preferred embodiment of the filter cover for an air cleaner according to the present utility model, wherein: the locking part comprises a snap spring switch movably connected to the top of the filter cover and a linkage clamping block which is symmetrically and movably connected to the inner side of the filter cover and stretches out and draws back along with the action of the snap spring switch, and a clamping groove which is clamped and combined with the linkage clamping block is formed in the outer side of the top connecting seat.

As a preferred embodiment of the filter cover for an air cleaner according to the present utility model, wherein: the filter cover is provided with an outer filter screen and an inner filter screen, the outer filter screen is coated on the outer side of the filter cover, and the inner filter screen is arranged corresponding to the inner side of the filter cover.

As a preferred embodiment of the filter cover for an air cleaner according to the present utility model, wherein: the number of the outer filter screen is different from that of the inner filter screen, and the number of the outer filter screen is half of that of the inner filter screen.

Compared with the prior art: the filter mantle is connected in the filter core main part outside through internal screw thread and thread groove spiral shell dress, and the connected mode of spiral shell assembly closes is convenient for with the filter mantle from the filter core main part on the dismouting, is convenient for follow-up operation such as maintenance to filter mantle and filter core main part change, simultaneously, through pressing jump ring switch, and then drive the linkage fixture block and follow filter mantle is inboard flexible, when the filter mantle is connected in the filter core main part outside, the linkage fixture block and draw-in groove card assembly close, further increase the stability that the filter mantle is connected in the filter core outside.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a schematic view of the structure of the portion A of the present utility model;

FIG. 4 is a schematic view of a filter housing according to the present utility model;

FIG. 5 is a schematic view of the portion of FIG. 4 according to the present utility model.

In the figure: 100 filter core main part, 110 connecting seat, 111 screw thread groove, 200 filter mantle, 201 outer filter screen, 202 interior filter screen, 210 internal thread, 300 locking part, 310 jump ring switch, 311 linkage fixture block, 320 draw-in groove.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The present utility model provides an air cleaner filter housing, referring to fig. 1 to 5, comprising a filter cartridge body 100, a filter housing 200, and a locking member 300;

with continued reference to fig. 1-3, as a filter element main body 100 connected to the base frame, a connection seat 110 is integrally formed on the top and bottom of the filter element main body 100, and a thread groove 111 is formed on the outer side of the bottom connection seat;

1-5, the filter cover 200 is connected to the outside of the filter element main body 100, an internal thread 210 in threaded engagement with the thread groove 111 is formed at the bottom of the inside of the filter cover 200, the filter cover 200 is in threaded engagement with the thread groove 111 through the internal thread 210, and is connected to the outside of the filter element main body 100, and the threaded engagement facilitates the disassembly and assembly of the filter cover 200 from the filter element main body 100, thereby facilitating the subsequent operations such as replacement and maintenance of the filter cover 200 and the filter element main body 100;

the filter cover 200 is provided with an outer filter screen 201 and an inner filter screen 202, the outer filter screen 201 is coated on the outer side of the filter cover 200, the inner filter screen 202 is positioned on the inner side of the filter cover 200, the mesh numbers of the outer filter screen 201 and the inner filter screen 202 are different, the mesh number of the outer filter screen 201 is half that of the inner filter screen 202, the filter cover 200 is divided into two layers of the outer filter screen 201 and the inner filter screen 202, and larger sundries are separated on the outer side of the filter cover 200 through double filter screens, so that the sundries are prevented from entering the filter cover 200 to block filter element meshes.

With continued reference to fig. 2, 3 and 5, the filter housing 200 is connected with a locking member 300 for further fixing the filter element main body 100 and the filter housing 200, the locking member 300 includes a snap spring switch 310 movably connected to the top of the filter housing 200, and a linkage clamping block 311 symmetrically movably connected to the inner side of the filter housing 200 and stretching along with the movement of the snap spring switch 310, a clamping groove 320 engaged with the linkage clamping block 311 is provided on the outer side of the top connecting seat 110, and the linkage clamping block 311 is further driven to stretch from the inner side of the filter housing 200 by pressing the snap spring switch 310, so that when the filter housing 200 is connected to the outer side of the filter element main body 100, the linkage clamping block 311 is engaged with the clamping groove 320, thereby further increasing the stability of the filter housing 200 connected to the outer side of the filter element;

working principle: when the filter cover 200 is in use, the filter cover 200 is in threaded connection with the thread groove 111 through the internal thread 210 and is connected to the outer side of the filter element main body 100, the filter cover 200 is conveniently detached from the filter element main body 100 in a threaded connection mode, the subsequent operation of replacing and overhauling the filter cover 200 and the filter element main body 100 is convenient, meanwhile, the linkage clamping block 311 is driven to stretch out and draw back from the inner side of the filter cover 200 by pressing the clamp spring switch 310, and when the filter cover 200 is connected to the outer side of the filter element main body 100, the linkage clamping block 311 is clamped and combined with the clamping groove 320, so that the stability of the filter cover 200 connected to the outer side of the filter element is further improved.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. An air cleaner filter housing, comprising:

a filter element main body (100) serving as a connecting base frame, wherein a connecting seat (110) is uniformly and integrally formed at the top and the bottom of the filter element main body (100), and a thread groove (111) is formed at the outer side of the bottom connecting seat;

the filter cover (200) is connected to the outer side of the filter element main body (100), and an internal thread (210) which is in threaded fit with the thread groove (111) is formed at the bottom of the inner side of the filter cover (200);

the filter cover (200) is connected with a locking component (300) which is further used for fixing the filter element main body (100) and the filter cover (200);

the locking component (300) comprises a snap spring switch (310) movably connected to the top of the filter cover (200) and a linkage clamping block (311) symmetrically movably connected to the inner side of the filter cover (200) and stretching along with the action of the snap spring switch (310), and a clamping groove (320) which is clamped and assembled with the linkage clamping block (311) is formed in the outer side of the top connecting seat (110).

2. The air filter cover according to claim 1, wherein the filter cover (200) is provided with an outer filter screen (201) and an inner filter screen (202), the outer filter screen (201) is coated on the outer side of the filter cover (200), and the inner filter screen (202) is arranged corresponding to the inner side of the filter cover (200).

3. An air cleaner filter housing according to claim 2, wherein the outer filter screen (201) is of a different mesh than the inner filter screen (202), and the outer filter screen (201) is of half the mesh of the inner filter screen (202).