CN219312207U - Double-carding hot air non-woven fabric - Google Patents
Double-carding hot air non-woven fabric Download PDFInfo
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- CN219312207U CN219312207U CN202320779667.0U CN202320779667U CN219312207U CN 219312207 U CN219312207 U CN 219312207U CN 202320779667 U CN202320779667 U CN 202320779667U CN 219312207 U CN219312207 U CN 219312207U
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Abstract
The utility model discloses a double-carding hot air non-woven fabric, which relates to the field of hot air non-woven fabrics and comprises an upper non-woven fabric layer and a lower non-woven fabric layer, wherein the fiber nets of the upper non-woven fabric layer and the lower non-woven fabric layer are different in lapping direction, the upper non-woven fabric layer and the lower non-woven fabric layer are respectively provided with an air hole with an air permeability effect, and the air holes comprise an upper air hole and a lower air hole. According to the utility model, the upper air holes and the lower air holes are formed, but the upper air holes and the lower air holes are not communicated with each other and are staggered with each other, the thickness of the non-woven fabric is halved at the positions of the upper air holes and the lower air holes, and the air permeability is improved, but the non-woven fabric is not completely penetrated by the upper air holes and the lower air holes, so that the influence of the upper air holes and the lower air holes on the strength of the non-woven fabric is small, and the air permeability and the strength are further considered.
Description
Technical Field
The utility model relates to the field of hot air non-woven fabrics, in particular to a double-carding hot air non-woven fabric.
Background
The non-woven fabric is a fabric mainly made of polyester fibers and polyester fibers, and the figure and the shadow of the non-woven fabric can be frequently seen on articles such as clothing, masks and the like.
The hot air non-woven fabric is formed by heating and melting materials by hot air in the production process and then adhering the materials, and the double-carded non-woven fabric generally refers to a double-carded non-woven fabric which is formed by bi-directionally lapping a fiber web in the production process, or can be formed by compounding two single-carded non-woven fabrics, such as a double-carded non-woven fabric with a publication number of CN 216400780U.
However, as in the above-mentioned comparison document, the main body portion of the double-carded nonwoven fabric is formed by superposing two layers of nonwoven fabrics, so that the strength is higher, but because the whole body is thicker, the air permeability is poorer, the air permeability can be increased in the prior art by adopting a punching mode, but the punching can damage the integrity of the nonwoven fabric and affect the strength thereof, so that the air permeability and the strength of the double-carded nonwoven fabric formed by compounding are difficult to be compatible.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the double-carding hot air non-woven fabric, which is provided with the upper air holes and the lower air holes, but the upper air holes and the lower air holes are not communicated with each other and are staggered with each other, and the thickness of the non-woven fabric is halved at the upper air holes and the lower air holes, so that the problems in the background art can be effectively solved.
(II) technical scheme
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the double-carding hot air non-woven fabric comprises an upper non-woven fabric layer and a lower non-woven fabric layer, wherein the fiber nets of the upper non-woven fabric layer and the lower non-woven fabric layer are different in lapping direction, the upper non-woven fabric layer and the lower non-woven fabric layer are compounded to form the double-carding non-woven fabric, and ventilation holes with ventilation effect are formed in the upper non-woven fabric layer and the lower non-woven fabric layer;
the air holes comprise an upper air hole and a lower air hole, the upper air hole is arranged on the upper non-woven fabric layer, the lower air hole is arranged on the lower non-woven fabric layer, the upper air hole penetrates through the upper non-woven fabric layer, and the lower air hole penetrates through the lower non-woven fabric layer;
the upper air holes and the lower air holes are staggered and not communicated with each other, but the whole of the non-woven fabric is not penetrated by the upper air holes and the lower air holes, and the air holes are arranged on the non-woven fabric layer and the lower non-woven fabric layer in a matrix mode.
Further, the air holes are diamond-shaped, and the sizes of the upper air holes and the lower air holes are the same, so that the air holes have the same air permeability effect.
Further, be equipped with the gauze layer between last non-woven fabrics layer and the lower non-woven fabrics layer, go up non-woven fabrics layer, lower non-woven fabrics layer all adhesion on the gauze layer, have the mesh on the gauze layer, the gauze layer can increase this holistic intensity of non-woven fabrics, does not influence ventilative moreover.
Further, the thickness of the gauze layer is smaller than the thickness of the upper non-woven fabric layer and the lower non-woven fabric layer.
Further, the gauze layer is provided with meshes, the size of the meshes is smaller than that of the upper ventilation holes and the lower ventilation holes, and the ventilation effect of the single ventilation holes is stronger than that of the single meshes.
Further, the gauze layer is woven from fiber bundles, wherein the fiber bundles comprise heat insulation fibers, mildew-proof fibers, elastic fibers, fragrance fibers and cotton fibers.
Further, the number of the cotton fibers is equal to the sum of the numbers of the heat insulation fibers, the mildew-proof fibers, the elastic fibers and the fragrance fibers.
Furthermore, the heat insulation fiber isolates the heat transmission, so that the overall heat insulation effect of the non-woven fabric is improved, and when the non-woven fabric is used as a clothing raw material, the clothing has a good heat insulation effect;
the mildew-proof agent is added in the production process of the mildew-proof fiber, so that the growth of mildew can be inhibited, the use effect is improved, and when the mildew-proof fiber is used as a clothing material, the non-woven fabric can be stored for a long time and is not easy to mildew;
the elastic fiber has elasticity and good ductility, and can play a role in buffering the pulling of external force;
the perfume is added in the production process of the perfume fiber, so that the perfume fiber can emit perfume to cover the taste of other artificial synthetic fibers;
the cotton fiber has the effect of absorbing water, can play a role in moisture prevention, and can absorb a part of melted non-woven fabric raw materials in the manufacturing process, so that the upper non-woven fabric layer, the lower non-woven fabric layer and the gauze layer are adhered more tightly.
(III) beneficial effects
Compared with the prior art, the utility model provides the double-carding hot air non-woven fabric, which has the following beneficial effects:
through set up bleeder vent and lower bleeder vent, but go up bleeder vent and lower bleeder vent each other and do not communicate with each other, stagger each other, go up bleeder vent and lower bleeder vent department, the thickness of this non-woven fabrics reduces half, and the gas permeability has obtained the improvement, but go up bleeder vent and lower bleeder vent and all not run through this non-woven fabrics completely, therefore set up bleeder vent and lower bleeder vent and influence less to the intensity of this non-woven fabrics, and then compromise gas permeability and intensity.
Drawings
FIG. 1 is a perspective view of a double carded hot air nonwoven of the utility model;
FIG. 2 is a perspective cross-sectional view of the double carded hot air non-woven fabric of the present utility model;
FIG. 3 is an enlarged view of the portion A of FIG. 1 of the double carded hot air nonwoven of the utility model;
FIG. 4 is a perspective view of a gauze layer of the double carded hot air non-woven fabric of the present utility model;
FIG. 5 is a perspective cross-sectional view of a gauze fiber bundle of the double carded hot air non-woven fabric of the present utility model.
In the figure: 1. a non-woven fabric layer is arranged on the upper surface; 2. a lower non-woven fabric layer; 3. a gauze layer; 301. a thermal insulation fiber; 302. a mildew-resistant fiber; 303. an elastic fiber; 304. a fragrance fiber; 305. cotton fibers; 4. ventilation holes; 401. an air hole is formed; 402. and a lower ventilation hole.
Detailed Description
In order that the manner in which the above-recited features, advantages, objects and advantages of the present utility model are obtained, a more particular description of the utility model briefly summarized above may be had by reference to the embodiments thereof which are illustrated in the appended drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to overcome the defects in the prior art, as shown in fig. 1-5, the utility model provides a double-carding hot air non-woven fabric, which comprises an upper non-woven fabric layer 1 and a lower non-woven fabric layer 2, wherein the fiber nets of the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2 are different in lapping direction, the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2 are compounded to form the double-carding non-woven fabric, and ventilation holes 4 with ventilation effect are formed in the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2;
the air holes 4 comprise an upper air hole 401 and a lower air hole 402, the upper air hole 401 is arranged on the upper non-woven fabric layer 1, the lower air hole 402 is arranged on the lower non-woven fabric layer 2, the upper air hole 401 penetrates through the upper non-woven fabric layer 1, and the lower air hole 402 penetrates through the lower non-woven fabric layer 2;
the upper air holes 401 and the lower air holes 402 are staggered from each other and are not communicated with each other, but no matter the upper air holes 401 and the lower air holes 402 do not penetrate through the whole non-woven fabric, the air holes 4 are arranged in a matrix manner on the non-woven fabric layer 1 and the lower non-woven fabric layer 2, the air holes 4 are diamond-shaped, and the sizes of the upper air holes 401 and the lower air holes 402 are the same.
The non-woven fabric is mainly formed by compounding an upper non-woven fabric layer 1 and a lower non-woven fabric layer 2, wherein the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2 are single-carding non-woven fabrics, but the lapping directions of the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2 are different, so that the thickness of the non-woven fabric is larger, but the non-woven fabric has the advantage of higher strength, the non-woven fabric is not easy to break under the action of external force, at the moment, an upper ventilation hole 401 and a lower ventilation hole 402 are respectively formed in the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2, and the upper ventilation hole 401 and the lower ventilation hole 402 have ventilation effects, but the positions of the upper ventilation hole 401 and the lower ventilation hole 402 are staggered, so that the thickness of the non-woven fabric is halved, and the ventilation property is improved; however, the upper air holes 401 and the lower air holes 402 do not completely penetrate through the non-woven fabric, so that the influence of the upper air holes 401 and the lower air holes 402 on the strength of the non-woven fabric is small, and compared with the ventilation method of completely perforating and penetrating cloth in the prior art, the ventilation method of the upper air holes 401 and the lower air holes 402 does not need to completely penetrate through the non-woven fabric while the ventilation is increased, and the influence on the strength of the non-woven fabric is small.
In order to improve various performances of the non-woven fabric, as shown in fig. 1, 2, 4 and 5, a gauze layer 3 is arranged between the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2, the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2 are adhered to the gauze layer 3, meshes are arranged on the gauze layer 3, and the gauze layer 3 can increase the overall strength of the non-woven fabric and does not affect ventilation.
The thickness of the gauze layer 3 is smaller than the thickness of the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2.
The gauze layer 3 is provided with meshes, and the size of the meshes is smaller than that of the upper ventilation holes 401 and the lower ventilation holes 402.
The gauze layer 3 is woven from fiber bundles including heat insulating fibers 301, mildew resistant fibers 302, spandex fibers 303, fragrance fibers 304, and cotton fibers 305.
The number of cotton fibers 305 is equal to the sum of the numbers of the heat insulation fibers 301, the mildew-proof fibers 302, the elastic fibers 303, and the fragrance fibers 304.
The heat insulation fiber 301 insulates heat transmission, so that the overall heat insulation effect of the non-woven fabric is improved, and when the non-woven fabric is used as a clothing raw material, the clothing has good heat insulation effect;
the mildew-proof agent is added into the mildew-proof fiber 302 in the production process, so that the growth of mildew can be inhibited, the use effect is improved, and when the mildew-proof fiber is used as a clothing material, the non-woven fabric can be stored for a long time and is not easy to mildew;
the elastic fiber 303 has elasticity and better ductility, and can play a role in buffering the pulling of external force;
the fragrance fiber 304 is added with perfume during the production process, so that the fragrance fiber can emit fragrance to cover the taste of other artificial synthetic fibers;
the cotton fiber 305 has the effect of absorbing water, can play a role in moisture prevention, and can absorb a part of melted non-woven fabric raw materials in the manufacturing process, so that the upper non-woven fabric layer 1, the lower non-woven fabric layer 2 and the gauze layer 3 are adhered more tightly.
The gauze layer 3 is arranged between the upper non-woven fabric layer 1 and the lower non-woven fabric layer 2, the gauze layer 3 is in a grid shape formed by weaving fiber bundles, the air permeability of the non-woven fabric is not affected, meanwhile, the fiber bundles are formed by various fibers, the heat insulation fibers 301 can isolate heat transmission, when the non-woven fabric is used as a clothing raw material, a good warm-keeping effect can be achieved, substances for inhibiting mold growth are added into the mildew-proof fibers 302, the non-woven fabric can be prevented from mildew in a long-time storage process, the elastic fibers 303 have good ductility, when being pulled by external force, the elasticity of the elastic fibers 303 can buffer the external force, the non-woven fabric is prevented from being torn, part of fibers in the fiber bundles are made of artificially synthesized materials, the artificial fibers can have some original tastes, fragrance is added into the fragrant atmosphere fibers 304 in the production process, the taste of other artificially synthesized fibers is covered, a plurality of gaps capable of absorbing moisture are formed in the cotton fibers 305, the moisture in the air can be absorbed, the surface of the non-woven fabric is prevented from being dried, meanwhile, the lower layer 2 and the gauze layer 3 are melted by hot air, and the gauze layer 3 is adhered to the non-woven fabric layer 3 in the process of being more tightly, and the non-woven fabric layer 2 is adhered to the non-woven fabric layer 3 in the process.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (7)
1. The double-carding hot air non-woven fabric comprises an upper non-woven fabric layer (1) and a lower non-woven fabric layer (2), wherein the directions of fiber net lapping of the upper non-woven fabric layer (1) and the lower non-woven fabric layer (2) are different, and the double-carding hot air non-woven fabric is characterized in that: the upper non-woven fabric layer (1) and the lower non-woven fabric layer (2) are provided with ventilation holes (4);
the ventilation holes (4) comprise an upper ventilation hole (401) and a lower ventilation hole (402), the upper ventilation hole (401) is formed in the upper non-woven fabric layer (1), the lower ventilation hole (402) is formed in the lower non-woven fabric layer (2), and the upper ventilation hole (401) and the lower ventilation hole (402) respectively penetrate through the upper non-woven fabric layer (1) and the lower non-woven fabric layer (2);
the upper ventilation holes (401) and the lower ventilation holes (402) are staggered and not communicated, and the ventilation holes (4) are arranged on the non-woven fabric layer (1) and the lower non-woven fabric layer (2) in a matrix mode.
2. The double carded hot-air non-woven according to claim 1, wherein: the air holes (4) are diamond-shaped, and the upper air holes (401) and the lower air holes (402) are the same in size.
3. The double carded hot-air non-woven according to claim 1, wherein: a gauze layer (3) is arranged between the upper non-woven fabric layer (1) and the lower non-woven fabric layer (2), and the upper non-woven fabric layer (1) and the lower non-woven fabric layer (2) are adhered to the gauze layer (3).
4. The double carded hot-air non-woven fabric according to claim 3, wherein: the thickness of the gauze layer (3) is smaller than the thickness of the upper non-woven fabric layer (1) and the lower non-woven fabric layer (2).
5. The double carded hot-air non-woven fabric according to claim 3, wherein: the gauze layer (3) is provided with meshes, and the size of the meshes is smaller than that of the upper ventilation holes (401) and the lower ventilation holes (402).
6. The double carded hot-air non-woven fabric according to claim 3, wherein: the gauze layer (3) is woven by fiber bundles, and the fiber bundles comprise heat insulation fibers (301), mildew-proof fibers (302), elastic fibers (303), fragrance fibers (304) and cotton fibers (305).
7. The double carded hot-air non-woven fabric according to claim 6, wherein: the number of the cotton fibers (305) is equal to the sum of the numbers of the heat insulation fibers (301), the mildew-proof fibers (302), the elastic fibers (303) and the fragrance fibers (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320779667.0U CN219312207U (en) | 2023-04-11 | 2023-04-11 | Double-carding hot air non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320779667.0U CN219312207U (en) | 2023-04-11 | 2023-04-11 | Double-carding hot air non-woven fabric |
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| Publication Number | Publication Date |
|---|---|
| CN219312207U true CN219312207U (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320779667.0U Active CN219312207U (en) | 2023-04-11 | 2023-04-11 | Double-carding hot air non-woven fabric |
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| CN (1) | CN219312207U (en) |
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