CN221120147U

CN221120147U - Air filter

Info

Publication number: CN221120147U
Application number: CN202323018192.2U
Authority: CN
Inventors: 李俊; 张鹏
Original assignee: Shanghai Inter Auto Parts Co ltd
Current assignee: Shanghai Inter Auto Parts Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-06-11
Anticipated expiration: 2033-11-08

Abstract

The application relates to an air filter, which comprises a support frame, a filter element and a sealing piece, wherein the sealing piece is arranged at two ends of the filter element and is detachably connected with the filter element; when the filter element is installed, the filter element is placed on the outer side of the pipe body, the sealing element at one end is placed at one end of the pipe body, the clamping piece of the base is clamped at one end of the pipe body so as to connect the base with the pipe body, the filter element is positioned between the sealing elements at the upper side and the lower side, and when the filter element needs to be replaced, the clamping piece is detached from the clamping part on the pipe body, and the filter element is replaced at the moment.

Description

Air filter

Technical Field

The application relates to the field of air filtering devices, in particular to an air filter.

Background

The air filter is a filter, and is mainly used for air filtration in engineering locomotives, automobiles, agricultural locomotives, laboratories, aseptic operation rooms and various precision operation rooms. During the working process of the engine, a large amount of air is sucked, and if the air is not filtered, dust suspended in the air is sucked into the cylinder, so that the abrasion of the piston group and the cylinder can be accelerated. The air filter is arranged in front of the carburetor or the air inlet pipe, plays a role in filtering dust and sand in air, and ensures that sufficient and clean air enters the cylinder.

In the related art, reference may be made to the chinese patent of the publication No. CN203009109U, which discloses an air cleaner for automobiles, comprising an inner screen and an outer screen, a folded filter paper layer is provided between the inner screen and the outer screen, a non-woven fabric filter layer is provided on the inner side of the filter paper layer, and an activated carbon layer is provided between the filter paper layer and the inner screen; by arranging the activated carbon layer, the blocking phenomenon of the slowed filter paper layer is improved, and the filtering effect is improved.

The filter paper layer needs to be cleaned or replaced after a period of use, but in the related art, the supporting structure of the air filter is manufactured by integral forming, and when the filter paper layer is detached and replaced after being installed, the integral forming supporting structure is inconvenient to detach, so that the replacement operation of the filter paper is inconvenient.

Disclosure of utility model

In order to solve the problem of inconvenient replacement operation of filter paper, the application provides an air filter.

The application provides an air filter which adopts the following technical scheme:

The utility model provides an air cleaner, includes support frame, filter element and sealing member, the sealing member sets up filter element's both ends department and with filter element can dismantle the connection, the support frame sets up filter element is inboard and with the sealing member is connected, the support frame includes base and body, the body is located filter element is inside, the base is located the one end department of body, be provided with the joint spare on the base, the joint spare be used for with the base joint is in on the body.

Through adopting above-mentioned technical scheme, place the filter core spare in the body outside during the installation, place the sealing member of one end in body one end department, the joint spare card of base is established in the one end of body and then is connected between base and the body, the filter core spare is located between the sealing member of upper and lower both sides this moment, when needs change the filter core spare, dismantle the joint spare from the joint department on the body, replace the filter core spare this moment, it is comparatively convenient to dismantle and install the operation of filter core spare.

Optionally, the clamping piece includes the card foot, be provided with on the body and supply the card foot card establishes the joint portion, when the base card is established body one end, the card foot card is established the joint portion department of body.

Through adopting above-mentioned technical scheme, the joint portion on the body is established to the joint portion of card foot one end card on the base when the installation and then with the one end of base joint at the body, and then with filter core spare fixed in position, the convenient operation of installation base is swift.

Optionally, the base is located card foot one side is provided with the flange.

Through adopting above-mentioned technical scheme, when the joint portion at the body is established to the card foot card, the flange of base blocks the joint portion of body, and the position is fixed between base and the body this moment.

Optionally, a slope is arranged on one side of the clamping pin.

Through adopting above-mentioned technical scheme, during the joint, the joint portion department at the body is held in the joint of card foot butt, and the card foot slides to joint portion one side along the slope, and the operation of joint is comparatively convenient.

Optionally, the pipe body is provided with a reinforcing net, and the reinforcing net is distributed along the section direction of the pipe body.

By adopting the technical scheme, the reinforcing net supports the pipe body, maintains the outline of the pipe body framework, and reduces the probability of deformation of the pipe body.

Optionally, the filter element piece includes filter paper, the sealing member includes first closing plate and second closing plate, the body deviate from the one end of base with first closing plate is connected, the base sets up on the second closing plate, the slot has been seted up on the second closing plate, filter paper both ends are inlayed and are established in the slot.

Through adopting above-mentioned technical scheme, the filter paper both ends inlay respectively and establish the slot department of upper and lower both sides first closing plate and second closing plate during the installation, the installation is comparatively convenient with the operation of dismantling filter paper.

Optionally, a reinforcing plate is arranged on the filter paper, and the reinforcing plate and the filter paper are distributed vertically.

Through adopting above-mentioned technical scheme, use the gusset plate to support filter paper, the difficult problem that collapses that appears of filter paper when using.

Optionally, a filter cloth is arranged on the outer side of the filter paper.

Through adopting above-mentioned technical scheme, before entering air cleaner filters, carry out preliminary filtration through the impurity of the great particle diameter of filter cloth with the part, the filter effect is better, reduces simultaneously and adheres to the impurity on filter paper and then reduces the change frequency of filter paper.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The filter element is placed on the outer side of the pipe body, the sealing piece at one end is placed at one end of the pipe body, the clamping piece of the base is clamped at one end of the pipe body so as to connect the base with the pipe body, and when the filter element needs to be replaced, the clamping piece is detached from the clamping part on the pipe body, so that the operation of detaching and installing the filter element is convenient;

2. the reinforcing net supports the pipe body, maintains the outline of the pipe body framework, and reduces the probability of deformation of the pipe body;

3. The filter cloth is used for carrying out primary filtration on part of impurities with larger particle sizes, so that the filter effect is good, and meanwhile, the impurities attached to the filter paper are reduced, and the replacement frequency of the filter paper is further reduced.

Drawings

Fig. 1 is a schematic perspective view of the present application.

Fig. 2 is a schematic cross-sectional structure of the present application.

Fig. 3 is an enlarged sectional view of the portion a of the present application.

Fig. 4 is an exploded view of the support frame of the present application.

For example, the dimensions and locations of some elements in the drawings may be exaggerated relative to other elements to help to improve understanding of embodiments of the present invention.

Reference numerals: 1. a support frame; 11. a base; 111. a flange; 12. a tube body; 121. a clamping part; 13. a reinforcing mesh; 131. a protrusion; 2. a filter element; 21. a filter paper; 22. a reinforcing plate; 3. a seal; 31. a first sealing plate; 32. a second sealing plate; 33. a slot; 34. an annular groove; 4. a clamping piece; 41. a clamping foot; 411. a vertical portion; 412. a clamping block; 5. and (5) filtering cloth.

Detailed Description

The present application will be described in further detail with reference to the accompanying drawings.

The embodiment of the application discloses an air filter, referring to fig. 1 and 2, the air filter comprises a support frame 1, a filter element 2 and sealing pieces 3, wherein the sealing pieces 3 are arranged at two ends of the filter element 2, the support frame 1 is arranged at the inner side of the filter element 2 and is connected with the sealing pieces 3, the support frame 1 comprises a base 11 and a pipe body 12, the pipe body 12 is positioned in the filter element 2 and is vertically arranged in a tubular shape, the base 11 is positioned at one end of the pipe body 12 downwards, a clamping piece 4 is arranged on the base 11, a clamping part 121 for clamping the clamping piece 4 is arranged on the pipe body 12, the filter element 2 is arranged at the outer side of the pipe body 12 during installation, the sealing pieces 3 at one end are arranged at one end of the pipe body 12, the clamping piece 4 of the base 11 is clamped at one end of the pipe body 12 so as to connect the base 11 and the pipe body 12, and the filter element 2 is positioned between the sealing pieces 3 at the upper side and the lower side.

Referring to fig. 2 and 3, the filter element 2 includes a filter paper 21, the filter paper 21 is annularly disposed on the outer side of the tube 12 and is distributed along the circumferential outer side wall of the vertical direction of the tube 12, the filter paper 21 is in an S-shaped roller folded shape, the sealing member 3 includes a first sealing plate 31 and a second sealing plate 32, the first sealing plate 31 and the second sealing plate 32 are made of elastic materials, one end of the tube 12, which is away from the base 11, is connected with the first sealing plate 31, the base 11 is disposed on the second sealing plate 32, slots 33 for inserting the upper and lower sides of the filter paper 21 are formed in the first sealing plate 31 and the second sealing plate 32, and when the filter paper 21 is mounted, two ends of the filter paper 21 are respectively embedded in the slots 33 of the first sealing plate 31 and the second sealing plate 32 on the upper and lower sides.

Referring to fig. 3 and 4, the clamping member 4 includes a clamping leg 41, the clamping leg 41 includes a vertical portion 411 and a clamping block 412, the vertical portion 411 is disposed on the base 11, the clamping block 412 is disposed at one end of the vertical portion 411 away from the base 11, the clamping blocks 412 are six and uniformly distributed along the circumferential direction of the base 11, the clamping portion 121 is annular, the second sealing plate 32 faces upward and is disposed at one side of the resin portion, the annular groove 34 is disposed at one side of the resin portion, when the base 11 is clamped at one side of the pipe body 12, the clamping portion 121 at one end of the pipe body 12 is inserted into the annular groove 34, the clamping leg 41 is clamped at the clamping portion 121 of the pipe body 12, the vertical portion 411 of the clamping leg 41 is abutted against the inner side wall of the clamping portion 121, and the clamping block 412 of the clamping leg 41 is clamped at one side of the clamping portion 121. The base 11 is provided with a flange 111 on a side surface facing away from the clamping leg 41, and when the clamping leg 41 is clamped at the clamping portion 121 of the pipe body 12, the flange 111 blocks one side of the clamping portion 121 of the pipe body 12, and at this time, the position between the base 11 and the pipe body 12 is fixed. The card foot 41 is provided with the slope towards one side of body 12, and during the joint, card foot 41 butt is in the joint portion 121 department of body 12, and card foot 41 slides along the slope, and the operation of joint is comparatively convenient. When the filter element 2 needs to be replaced, the clamping piece 4 is detached from the clamping part on the pipe body 12, and at the moment, the filter element 2 is replaced, and the operation of detaching and installing the filter element 2 is convenient.

Referring to fig. 4, a reinforcing mesh 13 is disposed on the pipe body 12, the reinforcing mesh 13 is horizontally disposed inside the pipe body 12, the reinforcing mesh 13 is of a mesh structure, a protrusion 131 is disposed on an outer ring of the pipe body 12 located at the position of the reinforcing mesh 13, the reinforcing mesh 13 supports the pipe body 12, and maintains the outline of the skeleton of the pipe body 12, so that the probability of deformation of the pipe body 12 is reduced.

Referring to fig. 2, a reinforcing plate 22 is provided on a filter paper 21, and the reinforcing plate 22 is horizontally provided with two layers, and the filter paper 21 is supported by the reinforcing plate 22, so that the filter paper 21 is not easy to collapse during use.

Referring to fig. 1, a filter cloth 5 is disposed outside a filter paper 21, the filter cloth 5 surrounds the filter paper 21, the filter cloth 5 is preferably a non-woven fabric, and before entering an air cleaner, impurities with partial large particle sizes are primarily filtered through the filter cloth 5, so that the filter effect is good, and meanwhile, the impurities attached to the filter paper 21 are reduced, so that the replacement frequency of the filter paper 21 is reduced.

The implementation principle of the air filter provided by the embodiment of the application is as follows: during installation, one end of the filter paper 21 is inserted into the slot 33 of the first sealing plate 31, at this time, the pipe body 12 is located inside the filter paper 21, the second sealing plate 32 is clamped at the clamping part 121 at one end of the pipe body 12, the clamping pin 41 of the base 11 is clamped at the clamping part 121 to fix the filter paper 21 on the first sealing plate 31 and the second sealing plate 32, when the filter paper 21 needs to be replaced, the clamping pin 41 on the base 11 is separated from the clamping part 121 at one end of the pipe body 12, the second sealing plate 32 is detached from one side of the filter paper 21, the filter paper 21 is detached from the first sealing plate 31, and the operation of installing and detaching the filter paper 21 is convenient.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The utility model provides an air cleaner, includes support frame (1), filter element (2) and sealing member (3), sealing member (3) set up filter element (2) both ends department and with filter element (2) can dismantle and be connected, support frame (1) set up filter element (2) inboard and with sealing member (3) are connected, its characterized in that: the support frame (1) comprises a base (11) and a pipe body (12), wherein the pipe body (12) is positioned inside the filter element piece (2), the base (11) is positioned at one end of the pipe body (12), a clamping piece (4) is arranged on the base (11), and the clamping piece (4) is used for clamping the base (11) on the pipe body (12).

2. An air cleaner according to claim 1 wherein: the clamping piece (4) comprises a clamping foot (41), a clamping portion (121) for clamping the clamping foot (41) is arranged on the pipe body (12), and when the base (11) is clamped at one end of the pipe body (12), the clamping foot (41) is clamped at the clamping portion (121) of the pipe body (12).

3. An air cleaner according to claim 2 wherein: a flange (111) is arranged on one side of the base (11) located on the clamping foot (41).

4. An air cleaner according to claim 2 wherein: one side of the clamping foot (41) is provided with a slope.

5. An air cleaner according to claim 1 wherein: the pipe body (12) is provided with a reinforcing net (13), and the reinforcing net (13) is distributed along the section direction of the pipe body (12).

6. An air cleaner according to claim 1 wherein: the filter element (2) comprises filter paper (21), the sealing piece (3) comprises a first sealing plate (31) and a second sealing plate (32), one end of the pipe body (12) deviating from the base (11) is connected with the first sealing plate (31), the base (11) is arranged on the second sealing plate (32), a slot (33) is formed in the second sealing plate (32), and two ends of the filter paper (21) are embedded in the slot (33).

7. An air cleaner according to claim 6 wherein: the filter paper (21) is provided with a reinforcing plate (22), and the reinforcing plate (22) and the filter paper (21) are distributed vertically.

8. An air cleaner according to claim 6 wherein: a filter cloth (5) is arranged on the outer side of the filter paper (21).