CN217431201U

CN217431201U - Air filter containing elastic frame

Info

Publication number: CN217431201U
Application number: CN202220106703.2U
Authority: CN
Inventors: 唐万羿; 王利仁
Original assignee: Freudenberg and Vilene Nonwovens Suzhou Co Ltd
Current assignee: Freudenberg and Vilene Nonwovens Suzhou Co Ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-09-16
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses an air cleaner who contains elasticity frame to poor and the difficult problem of making of filtering quality, provides following technical scheme, including the filter layer with fixed the frame that sets up in the filter layer outside, the frame has elasticity, the outside of frame be equipped with the joint portion of pipeline joint, frame and pipe sealing connection, filter layer and frame integrated into one piece. Filter layer and frame integrated into one piece compare in the mode that the sealing washer bonds at the frame, and the preparation is simpler, avoids appearing moreover because the bonding insecure phenomenon that leads to the leak source, improves sealing performance to improve filtration efficiency. Frame and pipe-line sealing are connected and are guaranteed the higher sealed effect of filter to improve the filter effect, the joint between the outside of frame and the pipeline makes the filter conveniently install on the pipeline, and is sealed effectual moreover, increases the practicality of filter.

Description

Air cleaner containing elasticity frame

Technical Field

The utility model relates to a filter technical field, more specifically say, it relates to an air cleaner who contains elasticity frame.

Background

The current air filter mainly uses rectangle plate filter and cartridge filter as the main, but in some special application occasions, for example new trend system and air purifier, the cross-section of its air pipe often is circular, installs rectangle plate filter or cartridge filter and need additionally increase the adapter, so disc air filter is applicable to this kind of occasion. At present, a disc-shaped air filter mainly comprises a disc-shaped filter material block and an annular plastic shell, the disc-shaped filter material block and the annular plastic shell are bonded by glue, and a sealing ring needs to be additionally bonded outside the plastic shell. The air filter has the advantages of complex production process and higher cost, leakage points are easy to form between the sealing ring and the pipeline which are bonded by glue, and the filtering effect is reduced, so the air filter has improved space.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an air cleaner who contains elasticity frame has the advantage that filtering quality is good and simple manufacture.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an air cleaner who contains elasticity frame, include the filter layer with fixed set up in the frame in the filter layer outside, the frame has elasticity, the outside of frame is equipped with the joint portion with the pipeline joint, frame and pipeline sealing connection, filter layer and frame integrated into one piece.

Adopt above-mentioned technical scheme, filter layer and frame integrated into one piece compare in the mode that the sealing washer bonds at the frame, and the preparation is simpler, guarantees moreover that the phenomenon that can not appear because the bonding insecure leads to the leak source improves sealing performance to improve filtration efficiency. Frame and sealing for pipe connection guarantee the higher sealed effect of filter to improve the filter effect, the joint between the outside of frame and the pipeline makes the filter convenience install on the pipeline, and is sealed effectual moreover, thereby improves the filter effect, increases the practicality of filter.

Furthermore, the filter layer is a dense-folding block consisting of folding filter materials.

By adopting the technical scheme, the foldable filter material forms a multi-layer filter surface, so that gas passes through the filter surface for multiple times, and the gas is filtered layer by layer to realize the improvement of the filter effect.

Further, joint portion is the bellied lug of direction of keeping away from the filter layer, the lug embedding pipeline inner wall's recess, lug and pipeline interference fit.

By adopting the technical scheme, the convex block of the frame can extend into the groove of the inner wall of the pipeline by utilizing the elasticity of the frame, so that the filter is installed in the pipeline, and the pipeline filter is simple in structure and easy to manufacture. Interference fit realizes sealing connection between frame and the pipeline between lug and the pipeline, and is sealed effectual, compares in the sealing washer that bonds, and the leak source can not appear, improves the filter effect.

Further, the frame is made of silica gel.

By adopting the technical scheme, the silica gel has elasticity, so that the frame has elasticity, and has fluidity after being heated, and the silica gel can be integrally formed with the filter layer by using a mold and is easy to manufacture.

Further, the filter layer is cellular.

By adopting the technical scheme, the honeycomb has multiple layers of filtering surfaces, and gas passes through the filtering surfaces layer by layer, so that the gas is filtered for many times, and the filtering effect is improved.

Further, the material of the filter layer is activated carbon.

By adopting the technical scheme, the active carbon has a porous structure, can adsorb impurities in air, and improves the filtering effect.

Further, joint portion is for setting up in the logical groove of the terminal surface of frame, the tip embedding of pipeline leads to the groove of frame, the logical groove and the pipeline interference fit of frame.

By adopting the technical scheme, the end part of the pipeline is embedded into the through groove of the frame, the filter is installed at the end part of the pipeline, the structure is simple, the manufacturing is easy, no leak point exists between the pipeline and the frame due to interference fit, and the sealing effect is good.

Further, the material of the frame is polyurethane.

By adopting the technical scheme, the polyurethane has elasticity, so that the frame has elasticity, the thermoplastic molding is convenient, the thermoplastic molding and the filter layer are integrally molded, and the manufacturing is easy.

To sum up, the utility model discloses following beneficial effect has:

1. the frame that the material is polyurethane or silica gel all has the thermoplasticity, is convenient for mould plastics into a whole together with the filter layer in injection mold, compares in the fixed mode that the sealing washer bonds on the filter layer, increases the leakproofness between filter layer and the frame. In addition, the lug on the frame can be installed on the pipeline with the groove on the inner wall, and the lug is in interference fit with the groove of the pipeline, so that the fixing and sealing effects between the frame and the pipeline are achieved, and the pipe is suitable for being installed inside the pipeline. The end interference fit of the through groove on the frame and the pipeline has the fixing and sealing effects between the frame and the pipeline, and is suitable for being installed at the end of the pipeline. The filter has a particularly prominent effect in application occasions with higher filtration level and high requirements on assembly and sealing;

2. the frame and the filter layer made of polyurethane or silica gel are integrally formed by using the mold, and compared with a mode of bonding the sealing ring, the frame and the filter layer are easy to manufacture in batches, so that the process steps are reduced, and the manufacturing cost is reduced.

Drawings

FIG. 1 is a schematic view of the structure of embodiment 1;

FIG. 2 is a sectional view of the installation duct of embodiment 1;

FIG. 3 is a schematic structural view of example 2;

fig. 4 is a sectional view of the installation duct of embodiment 2.

In the figure: 1. a frame; 2. a filter layer; 3. a bump; 4. a through groove; 5. a pipeline.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and embodiments.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example 1

An air filter with an elastic frame, which is shown in figure 1, comprises a disk-shaped filter layer 2 and an annular frame 1 fixedly arranged on the outer cylindrical surface of the filter layer 2.

Referring to fig. 1, the filter layer 2 is a dense pleat block composed of folding filter materials, the filter materials are polypropylene composite filter membranes, the nominal precision range of the filtration of the polypropylene composite filter membranes can be from 0.1 μm to 60 μm, the filter membranes are not influenced by the pressure fluctuation of feed pressure, and the filtration precision is improved.

Referring to fig. 1 and 2, two parallel circular-ring-shaped protrusions 3 protruding in a direction away from the filter layer 2 are fixedly arranged on an outer cylindrical surface of the frame 1, and the protrusions 3 are concentric with the frame 1. In use, the lugs 3 are embedded in an annular groove on the inner wall of the pipe 5 and the lugs 3 are an interference fit with the groove of the pipe 5. The lug 3 and the frame 1 are made of silica gel and are integrally formed by injection molding. By utilizing the elasticity of the silica gel and the interference fit of the lug 3 and the groove of the pipeline 5, the sealing between the lug 3 and the groove of the pipeline 5 is good. By utilizing the thermoplasticity of the silica gel, the filter layer 2 and the frame 1 are integrally formed by using an injection mold, so that the manufacturing is easy and the sealing performance is good.

Example 2

An air filter with an elastic frame, which is shown in fig. 3, comprises a disk-shaped filter layer 2 and a circular frame 1 fixedly arranged on the outer cylindrical surface of the filter layer 2.

Referring to fig. 3, the shape of the filter layer 2 is honeycomb-shaped, and the material of the filter layer 2 is porous activated carbon.

Referring to fig. 3 and 4, the end surface of the frame 1 is provided with a circular through groove 4, and the through groove 4 is concentric with the frame 1. In use, the ends of the ducts 5 are embedded in the through slots 4 of the rim 1, and the through slots 4 of the rim 1 are in interference fit with the ducts 5. The material of the frame 1 is polyurethane. By means of elasticity of polyurethane and interference fit of the through grooves 4 of the frame 1 and the pipelines 5, sealing between the frame 1 and the pipelines 5 is good. By utilizing the thermoplasticity of polyurethane, the filter layer 2 and the frame 1 are integrally formed by using an injection mold, so that the filter layer is easy to manufacture and has good sealing property.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. An air cleaner comprising an elastic border, comprising: including filter layer (2) with fixed set up in frame (1) in the filter layer (2) outside, frame (1) has elasticity, the outside of frame (1) is equipped with the joint portion with pipeline (5) joint, frame (1) and pipeline (5) sealing connection, filter layer (2) and frame (1) integrated into one piece.

2. An air filter including a resilient rim according to claim 1, wherein: the filter layer (2) is a dense pleat block consisting of folding filter materials.

3. An air filter including a flexible rim as claimed in claim 2, wherein: joint portion is towards keeping away from bellied lug (3) of direction of filter layer (2), lug (3) embedding pipeline (5) inner wall recess (4), lug (3) and pipeline (5) interference fit.

4. An air filter including a flexible rim as claimed in claim 3, wherein: the frame (1) is made of silica gel.

5. An air filter including a flexible rim as claimed in claim 1, wherein: the filter layer (2) is honeycomb-shaped.

6. An air filter including a flexible rim as claimed in claim 5, wherein: the material of the filter layer (2) is activated carbon.

7. An air filter including a resilient rim according to claim 6, wherein: the joint portion is a through groove formed in the end face of the frame (1), the end portion of the pipeline (5) is embedded into the through groove of the frame (1), and the through groove of the frame (1) is in interference fit with the pipeline (5).

8. An air filter including a flexible rim as claimed in claim 7, wherein: the material of the frame (1) is polyurethane.