CN216860806U

CN216860806U - Non-woven melt-blown fabric for air purification

Info

Publication number: CN216860806U
Application number: CN202123047462.3U
Authority: CN
Inventors: 王道龙; 姚志明; 梅于静; 赵丽亚
Original assignee: Zhejiang Heading Environment Technology Co ltd
Current assignee: Zhejiang Heading Environment Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-07-01
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a non-woven melt-blown fabric for air purification, and aims to provide a non-woven melt-blown fabric for air purification, which has the advantages of good filtering effect, simple structure, good purification effect and strong practicability.

Description

Non-woven melt-blown fabric for air purification

Technical Field

The utility model relates to the technical field of melt-blown fabrics, in particular to a non-woven melt-blown fabric for air purification.

Background

In recent years, the technology of melt-blown nonwoven fabric production, whether material, equipment or process, has been innovated and developed. The melt-blown composite material subjected to electrostatic electret treatment has the characteristics of low initial resistance, large dust holding capacity, high filtering efficiency and the like when being used for air filtration, and is widely applied to air purification treatment in places such as electronic manufacturing, food, materials, chemical engineering, airports, hotels and the like.

At present, the non-woven melt-blown fabric for air purification in the market comprises a melt-blown fabric body. Traditional melt-blown fabric when being applied to the air purification environment, can influence because of the impact of air current and filter, how effectual purification effect that has improved the air moreover also is the problem that exists at present.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the non-woven melt-blown fabric for air purification, which has the advantages of good filtering effect, simple structure, good purification effect and strong practicability.

In order to achieve the purpose, the utility model provides the following technical scheme: the non-woven melt-blown fabric for air purification comprises a melt-blown fabric body, wherein the melt-blown fabric body comprises an A-layer structure, a B-layer structure and a C-layer structure arranged between the A-layer structure and the B-layer structure, a plurality of long groove structures are uniformly distributed on the A-layer structure and the B-layer structure, and the long groove structures are formed in a hot-pressing mode through a die.

The utility model is further configured to: the notches of the long groove structures face the C-layer structure, a filling cavity is formed between the long groove structures and the C-layer structure, and activated carbon is arranged in the filling cavity.

The utility model is further configured to: tensile net layers are arranged between the layer A structure and the layer C structure and between the layer B structure and the layer C structure, and the tensile net layers are interwoven in a cross floating and sinking mode of the warp groups and the weft groups.

The utility model is further configured to: the warp group and the weft group are both composed of carbon fiber groups and resin layers wrapped outside the carbon fiber groups.

The utility model is further configured to: the ratio between the groove depth and the notch width of the elongated slot structure is between 1/5-1/3.

The utility model is further configured to: and the long groove structures on the layer A structure and the layer B structure are arranged in a staggered manner.

The utility model is further configured to: the carbon fiber group of the warp group and the weft group is formed by 100-200 carbon fibers.

By adopting the technical scheme, the melt-blown fabric has the beneficial effects that 1, the melt-blown fabric body is arranged to comprise an A layer structure, a B layer structure and a C layer structure arranged between the A layer structure and the B layer structure, a plurality of long groove structures are uniformly distributed on the A layer structure and the B layer structure, the long groove structures are formed in a mold hot-pressing mode, the influence caused by air flow impact is reduced through the formed long groove structures, the integral filtering effect is further improved, the filtering effect is increased by adopting the three-layer structure, the multi-layer reinforcing effect of the melt-blown fabric body is also ensured, the stability is strong, and the structure is simple;

2. furthermore, the notches of the long groove structure face the C-layer structure, a filling cavity is formed between the long groove structure and the C-layer structure, and activated carbon is arranged in the filling cavity, so that the purification effect of the melt-blown fabric is improved, the practicability is high, and the structure is simple;

3. tensile net layers are arranged between the layer A structure and the layer C structure and between the layer B structure and the layer C structure, so that the tensile pulling effect after the A, B, C layer structures are connected is improved through the arranged tensile net layers, and the tensile net layers are interwoven in a cross-shaped floating and sinking mode of the warp groups and the weft groups, so that the structural strength is high, and the stability is strong;

4. and finally, the long groove structure on the layer A structure and the long groove structure on the layer B structure are arranged in a staggered mode, and by adopting the structure arrangement, the double buffering area is increased, the coverage range of a formed filling cavity is ensured, the stability is high, and the structure is simple.

Drawings

FIG. 1 is a schematic view of a layered structure of an embodiment of a nonwoven meltblown for air purification according to the utility model.

FIG. 2 is a partial schematic view of the combined structure of the layer A and the layer C of the nonwoven meltblown for air purification according to an embodiment of the utility model.

FIG. 3 is a schematic view showing a partial structure of a warp yarn set in an embodiment of the nonwoven meltblown for air purification of the present invention.

Reference numeral in the figure, 1, a layer structure; 10. a long groove structure; 11. filling the cavity; 12. activated carbon; 2. a layer B structure; 3. a C layer structure; 4. a tensile mesh layer; 40. a warp group; 41. a weft group; 42. a carbon fiber group; 43. and a resin layer.

Detailed Description

An embodiment of a nonwoven meltblown for air cleaning according to the utility model is further illustrated with reference to fig. 1 to 3.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

A non-woven melt-blown fabric for air purification comprises a melt-blown fabric body, wherein the melt-blown fabric body comprises an A layer structure 1, a B layer structure 2 and a C layer structure 3 arranged between the A layer structure 1 and the B layer structure 2, a plurality of long groove structures 10 are uniformly distributed on the A layer structure 1 and the B layer structure 2, the long groove structures 10 are formed in a mold hot pressing mode, the melt-blown fabric body comprises the A layer structure 1, the B layer structure 2 and the C layer structure 3 arranged between the A layer structure 1 and the B layer structure 2, the a plurality of long groove structures 10 are uniformly distributed on the A layer structure 1 and the B layer structure 2, the long groove structures 10 are formed in a mold hot pressing mode, the formed long groove structures 10 reduce the influence caused by air flow impact and further improve the integral filtering effect, the three-layer structure arrangement is adopted, the filtering effect is increased, and the multi-layer reinforcing effect of the melt-blown fabric body is ensured, strong stability and simple structure.

The utility model is further set that the notches of the long groove structure 10 face the C-layer structure 3, the filling cavity 11 is formed between the long groove structure 10 and the C-layer structure 3, the activated carbon 12 is arranged in the filling cavity 11, the notches of the long groove structure 10 face the C-layer structure 3, the filling cavity 11 is formed between the long groove structure 10 and the C-layer structure 3, and the activated carbon 12 is arranged in the filling cavity 11, so that the purification effect of the melt-blown fabric is improved, the practicability is strong, and the structure is simple.

The utility model is further arranged that tensile net layers 4 are arranged between the layer structure A1 and the layer structure C3 and between the layer structure B2 and the layer structure C3, the tensile net layers 4 are formed by interweaving the warp group 40 and the weft group 41 in a cross-shaped floating and sinking manner, the tensile net layers 4 are arranged between the layer structure A1 and the layer structure C3 and between the layer structure B2 and the layer structure C3, the tensile effect of A, B, C connected layer structures 3 is increased by the arranged tensile net layers 4, and the tensile net layers 4 are formed by interweaving the warp group 40 and the weft group 41 in a cross-shaped floating and sinking manner, so that the structure strength is high and the stability is strong.

The warp groups 40 and the weft groups 41 are both composed of the carbon fiber groups 42 and the resin layer 43 wrapped outside the carbon fiber groups 42, the structural arrangement is adopted, the carbon fiber groups 42 are combined with the resin layer 43, the structural strength of the carbon fiber groups 42 is improved, when the carbon fiber groups are applied to the tensile net layer 4, the integral structural strength is improved, the stability is high, and the structure is simple.

The utility model is further arranged that the ratio of the groove depth of the long groove structure 10 to the width of the notch is 1/5-1/3, and by adopting the structure arrangement, the flatness of the long groove structure 10 on the A, B-layer structure 2 is realized by controlling the groove depth and the notch width of the long groove structure 10, so as to ensure the integral filtering effect, and the utility model has strong stability and simple structure.

The utility model is further arranged that the long groove structure 10 on the layer A structure 1 and the long groove structure 10 on the layer B structure 2 are arranged in a staggered mode, and the long groove structure 10 on the layer A structure 1 and the long groove structure 10 on the layer B structure 2 are arranged in a staggered mode, so that the double buffering area is increased, the coverage range of the formed filling cavity 11 is ensured, the stability is strong, and the structure is simple.

The utility model is further arranged that the carbon fiber groups 42 of the warp group 40 and the weft group 41 are formed by 100-200 carbon fibers, thereby improving the structural strength of the warp and weft groups 41, having strong stability and simple structure.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art should be able to make general changes and substitutions within the technical scope of the present invention.

Claims

1. The utility model provides a non-weaving melt-blown fabric for air purification, includes the melt-blown fabric body, its characterized in that, the melt-blown fabric body includes A layer structure (1), B layer structure (2) and sets up C layer structure (3) between A layer structure (1) and B layer structure (2), the equipartition has a plurality of elongated slot structures (10) on A layer structure (1) and B layer structure (2), and this elongated slot structure (10) are through the mode shaping of mould hot pressing.

2. The non-woven meltblown fabric for air purification according to claim 1, wherein the notches of the long groove structures (10) face the layer C structure (3), a filling cavity (11) is formed between the long groove structures (10) and the layer C structure (3), and activated carbon (12) is arranged in the filling cavity (11).

3. The air-cleaning nonwoven meltblown fabric according to claim 1 or 2, characterized in that a tensile net layer (4) is arranged between the layer a structure (1) and the layer C structure (3) and between the layer B structure (2) and the layer C structure (3), and the tensile net layer (4) is interwoven in a criss-cross manner by warp groups (40) and weft groups (41).

4. The nonwoven meltblown fabric for air cleaning according to claim 3, wherein the warp yarn group (40) and the weft yarn group (41) are composed of carbon fiber groups (42) and a resin layer (43) wrapped around the carbon fiber groups (42).

5. An air cleaning nonwoven meltblown according to claim 1, characterized in that the ratio between the groove depth and the width of the elongated slot structure (10) is between 1/5 and 1/3.

6. The non-woven meltblown fabric for air purification according to claim 1, wherein the long groove structures (10) on the layer a structure (1) and the long groove structures (10) on the layer B structure (2) are arranged in a staggered manner.

7. The nonwoven meltblown fabric for air cleaning according to claim 4, wherein the carbon fiber group (42) of the warp (40) and weft (41) groups is formed of 100-200 carbon fibers.