CN212141878U

CN212141878U - Air filtering material

Info

Publication number: CN212141878U
Application number: CN202020690522.XU
Authority: CN
Inventors: 刘渝
Original assignee: Hollingsworth And Vose Suzhou Special Material Co ltd
Current assignee: Hollingsworth And Vose Suzhou Special Material Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-12-15
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to an air filter material, stainless steel filter screen layer, nanofiber air filter layer, first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and the coaxial setting of photocatalyst filter layer fill activated carbon particle between second wood pulp fiber filter layer and the long fiber polyester non-woven fabrics layer. The utility model provides an air filter material, place the device that needs the protection in the inside cavity of stainless steel filter screen layer, stainless steel filter screen layer plays the support, the fixed action, whole filter media intensity is high, non-deformable, nanofiber air filter layer adopts the nanofiber material to make, specific surface area is big, it is effectual to adsorb the dust, it is first, the second wood pulp fiber filter layer adopts the wood pulp fiber that can alternate each other respectively to weave and forms, the gram weight is low, low cost, the fine felt of glass can replace, can not deposit fine remaining of glass, the environmental protection, safety, combine together through a plurality of filter layers and realize multiple filtration purpose, application prospect is wide.

Description

Air filtering material

Technical Field

The utility model belongs to the technical field of filtration, concretely relates to air filter media.

Background

Need often use filter core or filter media in equipment such as car, traditional filter core material adopts the fine felt of glass to make most, and the price is higher, handles improper can have fine problem such as remaining of glass, has carcinogenic risk, is unfavorable for health, and the filter effect of filter core remains to be improved moreover.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem existing in the prior art, the utility model aims to provide an air filtering material.

In order to realize the above purpose, reach above-mentioned technological effect, the utility model discloses a technical scheme be:

the utility model provides an air filter material, includes the stainless steel filter screen layer, the stainless steel filter screen layer is hollow cylinder structure, stainless steel filter screen layer inboard sets up nanofiber air filter layer, stainless steel filter screen layer outside from interior to exterior sets gradually first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and photocatalyst filter layer, the stainless steel filter screen layer, nanofiber air filter layer, first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and the coaxial setting of photocatalyst filter layer, fill the active carbon granule between second wood pulp fiber filter layer and the long fiber polyester non-woven fabrics layer.

Further, fluffy space network structure that first wood pulp fiber filter layer and second wood pulp fiber filter layer were formed for adopting the wood pulp fiber aspect and the breadth of 10-100um of fiber diameter to weave alternately respectively, and the wood pulp fiber in the wood pulp fiber filter layer and the wood pulp fiber in the second wood pulp fiber filter layer are different and alternate each other.

Further, the grammage of the first wood pulp fiber filter layer and the second wood pulp fiber filter layer is respectively 100-²The air permeability is 40-80cfm respectively, and the aperture is 60-100um respectively.

Furthermore, the thickness of the nanofiber air filter layer is 0.5-1.2 mm.

Furthermore, the thickness of the photocatalyst filter layer is 1-2 mm.

Furthermore, one side of the long fiber polyester non-woven fabric layer, which faces the second wood pulp fiber filtering layer, is of a corrugated or wavy structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an air filter material, including stainless steel filter screen layer, stainless steel filter screen layer is hollow cylinder structure, stainless steel filter screen layer inboard sets up nanofiber air filter layer, stainless steel filter screen layer outside from interior to exterior sets gradually first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and photocatalyst filter layer, stainless steel filter screen layer, nanofiber air filter layer, first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and the coaxial setting of photocatalyst filter layer, fill the active carbon granule between second wood pulp fiber filter layer and the long fiber polyester non-woven fabrics layer. The utility model provides an air filter material, place the device that needs the protection in the inside cavity of stainless steel filter screen layer, nanofiber air filter layer, first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and photocatalyst filter layer coaxial setting are on stainless steel filter screen layer, whole thickness is no longer than 2cm, it is thin partially, light in weight, stainless steel filter screen layer plays the support, the fixed action, whole filter media intensity is high, non-deformable, nanofiber air filter layer adopts nanofiber material to make, specific surface area is big, it is effectual to adsorb the dust, first, second wood pulp fiber filter layer adopts the wood pulp fibre that can alternate respectively to weave and forms, the gram weight is low, low cost, can replace the glass fiber felt, the fine residue of glass can not exist, the environmental protection, safety, filter screen layer through stainless steel, nanofiber air filter screen layer, the fine filter screen layer, The first wood pulp fiber filter layer, the second wood pulp fiber filter layer, the long fiber polyester non-woven fabric layer and the photocatalyst filter layer are combined to achieve the aim of multiple filtration, the filter effect is good, and the application prospect is wide.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making the scope of the invention more clearly defined.

As shown in figure 1, the air filter material comprises a stainless steel filter screen layer 1, wherein the stainless steel filter screen layer 1 is of a hollow cylinder structure, an automobile device to be protected, such as an engine, is arranged in the stainless steel filter screen layer 1, one end of the automobile device is closed, the other end of the automobile device is opened and can be sleeved on the automobile device, a nanofiber air filter layer 2 is arranged on the inner side of the stainless steel filter screen layer 1, a first wood pulp fiber filter layer 3, a second wood pulp fiber filter layer 4, a long fiber polyester non-woven fabric layer 5 and a photocatalyst filter layer 6 are sequentially arranged on the outer side of the stainless steel filter screen layer 1 from inside to outside, the stainless steel filter screen layer 1, the nanofiber air filter layer 2, the first wood pulp fiber filter layer 3, the second wood pulp fiber filter layer 4, the long fiber polyester non-woven fabric layer 5 and the photocatalyst filter layer 6 are coaxially arranged, the layers are bonded together through an adhesive, and an aromatic or vitamin functional material is coated on the photocatalyst filter layer 6 and on one side of the photocatalyst filter layer away from the long fiber polyester non-woven fabric layer 5, so that formaldehyde and the like can be absorbed, and the air freshness is improved.

The first wood pulp fiber filter layer 3 and the second wood pulp fiber filter layer 4 are fluffy space mesh structures formed by vertically and horizontally crossing and weaving wood pulp fibers with the fiber diameters of 10-100um respectively, the total height of the space mesh structures is 0.5-1.0mm, the wood pulp fibers in the first wood pulp fiber filter layer 3 and the wood pulp fibers in the second wood pulp fiber filter layer 4 are made of different materials, and the wood pulp fibers in the two are mutually interpenetrated.

The grammage of the first wood pulp fiber filtration layer 3 and the second wood pulp fiber filtration layer 4 was 100-125g/m²The air permeability measured by TAPPI 251 under 125Pa is 40-80cfm, the pore diameter is 60-100um, the air filter can filter dust and the like in air, the filtering effect is good, the glass fiber in the existing filtering material is replaced, the material taking cost is low, and no glass fiber residue exists.

The thickness of the nanofiber air filter layer 2 is 0.5-1.2 mm.

The thickness of the photocatalyst filter layer 6 is 1-2 mm.

The long fiber polyester non-woven fabric layer 5 is in a corrugated or wavy structure on one surface facing the second wood pulp fiber filtering layer 4.

The part of the utility model which is not described in detail adopts the existing product or the prior art, and the description is not repeated here.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides an air filter material, a serial communication port, including stainless steel filter screen layer, stainless steel filter screen layer is hollow cylinder structure, stainless steel filter screen layer inboard sets up nanofiber air filter layer, stainless steel filter screen layer outside from interior to exterior sets gradually first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and photocatalyst filter layer, stainless steel filter screen layer, nanofiber air filter layer, first wood pulp fiber filter layer, second wood pulp fiber filter layer, long fiber polyester non-woven fabrics layer and the coaxial setting of photocatalyst filter layer, fill activated carbon particle between second wood pulp fiber filter layer and the long fiber polyester non-woven fabrics layer.

2. The air filter medium of claim 1, wherein the first wood pulp fiber filter layer and the second wood pulp fiber filter layer are fluffy spatial mesh structures formed by vertically and horizontally crossing and weaving wood pulp fibers with fiber diameters of 10-100um respectively, and the wood pulp fibers in the first wood pulp fiber filter layer and the wood pulp fibers in the second wood pulp fiber filter layer are different and mutually interpenetrate.

3. The air filter of claim 1 wherein the grammage of the first and second wood pulp fiber filter layers is 100-125g/m²The air permeability is 40-80cfm respectively, and the aperture is 60-100um respectively.

4. The air filter of claim 1, wherein the nanofiber air filter layer is 0.5 to 1.2mm thick.

5. The air filter of claim 1, wherein the thickness of the photocatalyst filter layer is 1-2 mm.

6. The air filter of claim 1 wherein the side of the long fiber polyester nonwoven layer facing the second wood pulp fiber filter layer is corrugated or undulated.