Shading breathable chemical fiber fabric
By designing the breathable holes and groove structures of the outer layer, inner layer and interlayer in chemical fiber fabrics, the problem of poor breathability of chemical fiber fabrics is solved, and the balance of light-shading and breathable is achieved, and the breathable performance and air flowability of the fabric are improved.
Patent Information
- Application Number
- CN202420327816.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-22
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-02-22
AI Technical Summary
When existing chemical fiber fabrics pursue light shielding, their breathability is poor, resulting in a decrease in indoor air circulation and causing stuffy heat.
A light-shading and breathable chemical fiber fabric is designed, including the outer layer, the inner layer and the interlayer. The interlayer is located between the inner layer and the outer layer. The outer layer and the interlayer are fixedly connected. There are breathable holes on the outer layer and the interlayer are connected. The inner layer woven surface is equipped with breathable grooves, and the breathable holes are connected to the grooves. The breathable holes are in a step structure. Through structural design, the light shielding properties are ensured while improving breathable performance.
It realizes the improvement of the breathable performance of the fabric while maintaining light shielding, effectively discharges high-temperature airflow in the room, enhances air flow, controls the amount of light inlet, and extends the service life of the fabric.
Smart Images
Figure CN222156876U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fabrics, and more specifically, to light-shielding and breathable chemical fiber fabrics. Background Art
[0002] Chemical fiber fabrics are a new type of clothing material developed in modern times. There are many types, mainly referring to pure, blended or interwoven fabrics made from chemical fibers. The properties of chemical fiber fabrics are determined by the properties of the chemical fibers themselves.
[0003] Existing chemical fiber fabrics are often used to make curtains. The characteristics of chemical fibers are used to make curtains have the functions of sunshade, heat insulation and indoor light regulation. In order to ensure that the fabrics have good light-shielding effects, denser weaving density or multiple layers of fabrics are usually used to improve the light-shielding properties of the fabrics. This results in poor air permeability of the fabrics. When windows need to be opened for ventilation and light blocking is required at the same time, the air permeability of the curtains is particularly important. If the air permeability of the fabrics used to make the curtains is poor, the indoor air circulation will decrease, causing stuffiness in the room.
[0004] Therefore, new solutions need to be proposed to solve this problem. Utility Model Content
[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a light-shielding and breathable chemical fiber fabric.
[0006] The above technical purpose of the utility model is achieved through the following technical scheme: the light-shielding and breathable chemical fiber fabric comprises an outer layer, an inner layer and an interlayer, the interlayer is located between the inner layer and the outer layer, the interlayer is fixedly connected to the inner layer and the outer layer respectively, the outer layer is provided with a plurality of air holes 1, the interlayer is provided with air holes 2 connected with the air holes 1, a breathable groove is provided on the fabric surface of the inner layer facing the interlayer, the air holes 2 are connected with the breathable groove, a plurality of air holes 3 are provided at the bottom of the breathable groove, the air holes 1 intersect with the air holes 2, and the air holes 2 intersect with the breathable groove.
[0007] The utility model is further configured as follows: the second air hole, the air groove and the third air hole are in a stepped structure in cross section, and the intersection area of the first air hole and the second air hole is less than one third of the cross-sectional area of the first air hole.
[0008] The utility model is further configured as follows: the third air hole is located on the air permeable groove away from the second air permeable hole, and the third air permeable hole is close to the inner wall of the air permeable groove.
[0009] The utility model is further configured as follows: the outer layer is configured as a steep twill weave, the inner layer is configured as a plain weave, and the interlayer is configured as a light-shielding polyurethane film.
[0010] The utility model is further configured as follows: the warp yarn tissue points of the outer layer are set to floating, the weft yarn tissue points of the outer layer are set to sinking, and the tissue cycle of the sharp twill tissue of the outer layer is set from left to right and from bottom to top in sequence: floating, floating, floating, floating, sinking, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating
[0011] The utility model is further configured as follows: the outer layer is woven by shading yarn, and the shading yarn comprises a yarn core and a shading covering yarn spirally wound on the outer side thereof.
[0012] The utility model is further configured as follows: the yarn core is formed by twisting polyester fibers, the light-shielding coated yarn is formed by twisting acrylic shaped fibers, and the cross-section of the acrylic shaped fibers is configured as a water-shaped
[0013] The utility model is further configured as follows: the inner layer is woven by air-permeable yarns, the air-permeable yarns are twisted by ramie fibers and polyester shaped fibers, and the cross-sectional shape of the polyester shaped fibers is configured to be C-shaped.
[0014] In summary, the utility model has the following beneficial effects: air hole one on the outer layer intersects with air hole two on the interlayer, air hole two intersects with the air groove of the inner layer, air hole three is provided at the bottom of the air groove, air hole one, air hole two, the air groove and air hole three are interconnected, and through the structural setting, light cannot directly pass through the fabric, thereby improving the air permeability of the fabric while ensuring the light-shielding property of the fabric. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a structural schematic diagram of the utility model;
[0016] Figure 2 It is a cross-sectional view of the utility model;
[0017] Figure 3 for Figure 2 A magnified schematic diagram of the middle part;
[0018] Figure 4 This is a slice diagram of the light-shielding yarn;
[0019] Figure 5 This is a cross-section diagram of the breathable yarn.
[0020] In the figure: 1, outer layer; 2, interlayer; 3, inner layer; 4, air hole 1; 5, air groove; 6, air hole 2; 7, air hole 3; 8, light-shielding yarn; 9, polyester fiber; 10, acrylic shaped fiber; 11, breathable yarn; 12, ramie fiber; 13, polyester shaped fiber. DETAILED DESCRIPTION
[0021] The utility model is described in detail below in conjunction with the accompanying drawings and embodiments.
[0022] Light-blocking breathable chemical fiber fabrics, such as Figure 1 , Figure 2 and Figure 3 As shown, it includes an outer layer 1, an inner layer 3 and an interlayer 2, the interlayer 2 is located between the inner layer 3 and the outer layer 1, and the interlayer 2 is fixedly connected to the inner layer 3 and the outer layer 1 respectively. The outer layer 1 is provided with a plurality of air holes 1 4, and the interlayer 2 is provided with an air hole 2 6 connected with the air hole 1 4. A breathable groove 5 is provided on the fabric surface of the inner layer facing the interlayer 2, and the air hole 2 6 is connected with the breathable groove 5. A plurality of air holes 3 7 are provided at the bottom of the breathable groove 5, and the air hole 1 4 intersects with the air hole 2 6, and the air hole 2 6 intersects with the breathable groove 5. The air hole 2 6, the breathable groove 5 and the air hole 3 7 are a stepped structure in cross section. Since the gas with higher temperature flows upward in the air, The stepped structure can better discharge the airflow with higher indoor temperature, and the air hole 3 7 is far away from the air hole 2 6, and the air hole 3 7 is close to the inner wall of the air groove 5. By adjusting the position of the air hole 3 7 at the bottom of the air groove 5, the flow path of the airflow inside the fabric is extended, and the air circulation inside the fabric is enhanced. The area where the air hole 1 4 intersects with the air hole 2 6 is smaller than one third of the cross-sectional area of the air hole 1 4. The light input is reduced by controlling the intersection area of the air hole 1 4 and the air hole 2 6 to ensure the light-shielding performance of the fabric, and the interlayer 2 is set as a light-shielding polyurethane film, and the excellent light-shielding property of the light-shielding polyurethane film is used to improve the overall light-shielding performance of the fabric.
[0023] like Figure 4 and Figure 5As shown, the outer layer 1 is woven by shading yarn 8, and the shading yarn 8 includes a yarn core and a shading covering yarn spirally wound on the outside thereof. The yarn core and the shading covering yarn are spirally wound by a mule spinning process. The yarn core is twisted by polyester fiber 9, and a plurality of polyester fibers 9 are put into a twisting machine for twisting to form a yarn core. The shading covering yarn is twisted by acrylic shaped fibers 10, and a plurality of acrylic shaped fibers 10 are put into a twisting machine for twisting to form a shading covering yarn. The yarn core and the covering yarn are then spun by a mule spinning machine to obtain the shading yarn 8. The polyester fiber 9 as the yarn core can provide good strength and elasticity for the shading yarn 8. The cross section of the acrylic shaped fiber 10 is set to be a water shape, and the cross section of the water shape is It has a gem-like luster and can reflect part of the light, thereby achieving a certain shading effect. The good light resistance of acrylic fiber can extend the service life of the fabric. The inner layer 3 is woven with breathable yarn 11, and the breathable yarn 11 is twisted by ramie fiber 12 and polyester shaped fiber 13. Take a number of ramie fibers 12 and a number of polyester shaped fibers 13 and put them into a twisting machine for twisting to obtain the breathable yarn 11, wherein the cross-section of the polyester shaped fiber 13 is set to C-shape, and the C-shaped cross-section has the style of linen. Combined with the good air permeability of ramie fiber 12, it can provide good air permeability for the inner layer 3. The good strength and elasticity of polyester fiber 9 can improve the structural strength and elasticity of the inner layer 3.
[0024] Then people use the air-jet loom to set the warp yarn organization point of the outer layer 1 to float, and the weft yarn organization point of the outer layer 1 to sink. The organization cycle of the sharp twill organization of the outer layer 1 is set from left to right and from bottom to top to: floating, floating, floating, floating, sinking, floating ... According to the above method, the shading yarn 8 is fed into the air-jet loom to weave a tight-structured, strong and wear-resistant outer layer 1, and then a laser punching machine is used to laser punch a plurality of air holes 4 on the outer layer 1, and then a punching machine is used to punch a plurality of air holes 6 on the interlayer 2, and the intervals between the air holes 4 and the air holes 6 are relatively large. The weft weave point of the inner layer 3 is set to sink, the warp weave point of the inner layer 3 is set to float, and the weave cycle of the plain weave of the inner layer 3 is set to sink and float, float and sink. According to the above method, the breathable yarn 11 is fed into the air jet loom to weave to obtain a strong inner layer 3, and then a heat press is used to heat press the inner layer 3 to form a plurality of breathable grooves 5, and a laser punching machine is used to laser punch a plurality of breathable holes 7 at the bottom of the breathable grooves 5, and the breathable holes 7 are close to the breathable grooves 5. The inner wall of the outer layer 1 is provided with a plurality of air holes 7, and the spacing between adjacent air holes 3 7 is the same as the spacing between adjacent air holes 2 6. The positions of the outer layer 1, the interlayer 2 and the inner layer 3 are adjusted so that the air holes 2 6 of the interlayer 2 intersect with the air holes 1 4 of the outer layer 1 and the air grooves 5 of the inner layer 3 respectively. The indoor hot air flows through the air holes 3 7, the air grooves 5, the air holes 2 6 and the air holes 1 4, passes through the fabric, and finally the outer layer 1, the interlayer 2 and the inner layer 3 are sewn together by a sewing machine to complete the production of the light-shielding and breathable fabric.
[0025] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.
Claims
1. A light-shielding and breathable chemical fiber fabric, comprising an outer layer (1), an inner layer (3) and an interlayer (2), wherein the interlayer (2) is located between the inner layer (3) and the outer layer (1), and the interlayer (2) is fixedly connected to the inner layer (3) and the outer layer (1), respectively, and characterized in that: The outer layer (1) is provided with a plurality of air holes one (4), the interlayer (2) is provided with air holes two (6) connected to the air holes one (4), the inner layer (3) is provided with an air groove (5) on the fabric surface facing the interlayer (2), the air holes two (6) are connected to the air groove (5), the bottom of the air groove (5) is provided with a plurality of air holes three (7), the air holes one (4) intersect with the air holes two (6), and the air holes two (6) intersect with the air groove (5).
2. The light-shielding and breathable chemical fiber fabric according to claim 1, characterized in that: The second air hole (6), the air groove (5) and the third air hole (7) are in a stepped structure when viewed from the cross section, and the intersection area of the first air hole (4) and the second air hole (6) is less than one third of the cross-sectional area of the first air hole (4).
3. The light-shielding and breathable chemical fiber fabric according to claim 1, characterized in that: The third air hole (7) is located on the air permeable groove (5) away from the second air hole (6), and the third air hole (7) is close to the inner wall of the air permeable groove (5).
4. The light-shielding and breathable chemical fiber fabric according to claim 1, characterized in that: The outer layer (1) is configured as a steep twill weave, the inner layer (3) is configured as a plain weave, and the interlayer (2) is configured as a light-shielding polyurethane film.
5. The light-shielding and breathable chemical fiber fabric according to claim 4, characterized in that: The warp yarn tissue points of the outer layer (1) are set to float, the weft yarn tissue points of the outer layer (1) are set to sink, and the tissue cycle of the sharp twill tissue of the outer layer (1) is set from left to right and from bottom to top in sequence: floating, floating, floating, sinking, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating, floating 6. The light-shielding and breathable chemical fiber fabric according to claim 4, characterized in that: The outer layer (1) is woven by shading yarn (8), and the shading yarn (8) comprises a yarn core and a shading covering yarn spirally wound on the outer side thereof.
7. The light-shielding and breathable chemical fiber fabric according to claim 6, characterized in that: The yarn core is formed by twisting polyester fibers (9), and the light-shielding covering yarn is formed by twisting acrylic shaped fibers (10).
8. The light-shielding and breathable chemical fiber fabric according to claim 4, characterized in that: The inner layer (3) is woven by air-permeable yarns (11), wherein the air-permeable yarns (11) are twisted by ramie fibers (12) and polyester shaped fibers (13), and the cross-sectional shape of the polyester shaped fibers (13) is set to be C-shaped.