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CN-118849561-B - Waterproof ultraviolet-resistant polyester fabric and processing technology thereof

CN118849561BCN 118849561 BCN118849561 BCN 118849561BCN-118849561-B

Abstract

The invention discloses waterproof ultraviolet-resistant polyester fabric and a processing technology thereof, which relate to the technical field of textile fabrics, and the technical scheme is as follows: an expansion piece for plugging the air holes after absorbing water is arranged between the inner layer and the sun-proof layer, a sealing layer is formed by spraying the end face of the expansion piece close to the sun-proof layer, and a diversion layer for converging moisture entering the fabric from the air holes to the periphery of the expansion piece is formed by spraying the periphery of the inner layer on the expansion piece. According to the invention, the fabric has a good sun-proof effect through the sun-proof layer made of the polyester fiber and the acrylic fiber, the waterproof layer made of the ptfe film can prevent moisture from penetrating and allow gas molecules to pass through, so that the fabric realizes a waterproof and breathable effect, moisture entering the fabric from the vent holes can be converged to the periphery of the expansion piece in time through the sealing layer and the diversion layer, the vent holes can be plugged after the expansion piece can immediately absorb the moisture for expansion, the moisture is prevented from continuously entering the fabric, and a continuous waterproof effect is achieved.

Inventors

  • Shen Xiangfen
  • XU YUELONG

Assignees

  • 吴江市鑫盛布业有限公司

Dates

Publication Date
20260512
Application Date
20240704

Claims (9)

  1. 1. Waterproof ultraviolet resistance dacron cloth, including interconnect fixed connection's inlayer (1) and sun-proof layer (2), the terminal surface that inlayer (1) was kept away from to sun-proof layer (2) covers has waterproof layer (35) and runs through simultaneously and has offered bleeder vent (3) that a plurality of arrays set up, be equipped with between inlayer (1) and sun-proof layer (2) and carry out expansion member (4) of shutoff with bleeder vent (3) after absorbing water, wherein expansion member (4) are close to the terminal surface spraying formation sealing layer (5) of sun-proof layer (2), inlayer (1) are located expansion member (4) and form together and are used for converging the water that gets into the surface fabric from bleeder vent (3) to expansion member (4) guiding layer (6) all around, expansion member (4) are the sphere, the diameter of sealing layer (5) is greater than the diameter of bleeder vent (3), the hygroscopicity of expansion member (4) is greater than the hygroscopicity of inlayer (1), guiding layer (6) and expansion member (4) are established out mouth (7).
  2. 2. The waterproof ultraviolet-resistant polyester fabric as claimed in claim 1, wherein the end surfaces of the inner layer (1) and the sun-proof layer (2) close to each other are provided with a plurality of concave parts (8) arranged along the length direction of the fabric, and the expansion piece (4) is fixedly connected to the bottom of the concave parts (8).
  3. 3. The waterproof ultraviolet-resistant polyester fabric as claimed in claim 2, wherein the plurality of ventilation holes (3) on the sun-proof layer (2) penetrate through the bottoms of the concave holes (8) on the sun-proof layer (2), and the height of the sealing layer (5) is smaller than the height of the bottoms of the concave holes (8) on the sun-proof layer (2).
  4. 4. The waterproof ultraviolet-resistant polyester fabric as claimed in claim 1, wherein a plurality of supporting pieces (9) are arranged between the inner layer (1) and the sun-proof layer (2) along the length direction of the fabric, and ventilation spaces (10) are formed by surrounding the supporting pieces (9), the inner layer (1) and the sun-proof layer (2).
  5. 5. The waterproof ultraviolet-resistant polyester fabric as claimed in claim 4, wherein a plurality of grooves (11) communicated with the ventilation space (10) are formed in the two sides, close to the inner layer (1) and the sun-proof layer (2), of the supporting piece (9), and a plurality of ventilation holes (12) communicated with the ventilation space (10) are formed in the inner layer (1).
  6. 6. The processing technology of the waterproof ultraviolet-resistant polyester fabric is used for processing the waterproof ultraviolet-resistant polyester fabric according to any one of claims 1-5 and is characterized by comprising an equipment body (13), wherein the equipment body (13) is connected with a support frame (14) in a sliding manner along the length direction of the equipment body, the inner side of the support frame (14) is connected with a moving platform (15) in a sliding manner along the height direction of the equipment body (13), and the moving platform (15) is connected with a plurality of spraying devices (16) used for forming a sealing layer (5) and a diversion layer (6) in a sliding manner along the width direction of the equipment body (13).
  7. 7. The processing technology of the waterproof ultraviolet-resistant polyester fabric as claimed in claim 6, wherein the spraying device (16) is provided with an adjusting device (17) for adjusting the spraying range of the spraying device, one end, close to the fabric, of the spraying device (16) is provided with a limiting piece (18), and the top end of the spraying device (16) is provided with a conveying pipe (19) communicated with the spraying device.
  8. 8. The process for processing the waterproof ultraviolet-resistant polyester fabric according to claim 7, wherein a storage vat (20) is fixedly connected to one side of the length of the equipment body (13), one end, far away from the spraying device (16), of the conveying pipe (19) is communicated with the top end of the storage vat (20), and a driving device (21) for controlling the spraying device (16) to operate is arranged at the top end of the storage vat (20).
  9. 9. The processing technology of the waterproof ultraviolet-resistant polyester fabric as claimed in claim 8, which is characterized by comprising the following steps of, Step one, hot pressing a dent (8) on the inner layer (1) and the sun-proof layer (2); step two, fixedly connecting an expansion piece (4) at the bottom of a concave (8) on the inner layer (1); Fixedly connecting the supporting piece (9) on the end face of the inner layer (1) between the adjacent concave parts (8); step four, conveying the inner layer (1) fixedly connected with the expansion piece (4) and the supporting piece (9) to the equipment body (13); fifthly, the positions of the supporting frame (14), the moving platform (15) and the spraying devices (16) are adjusted to enable the spraying devices (16) to be respectively close to and arranged right above the expansion piece (4); step six, setting a proper spraying range of a spraying device (16) through a rotary adjusting device (17); step seven, controlling a spraying device (16) through a driving device (21) to spray on the inner walls of the expansion piece (4) and the concave (8) at intervals while conveying the fabric to form a sealing layer (5) and a diversion layer (6); Thermally transferring the waterproof layer (35) onto the end surface of the sun-proof layer (2) far away from the inner layer (1); Step nine, a plurality of arrays of air holes (3) are formed at the bottoms of the concave parts (8) on the waterproof layer (35) and the sun-proof layer (2) at the same time; and step ten, sewing the inner layer (1) and the sun-proof layer (2) with each other.

Description

Waterproof ultraviolet-resistant polyester fabric and processing technology thereof Technical Field The invention relates to the technical field of textile fabrics, in particular to waterproof ultraviolet-resistant polyester fabric and a processing technology thereof. Background Along with the development of social economy, the living standard of people is improved, the characteristic requirements of clothing fabrics are also improved continuously, and the waterproof fabric is a novel textile fabric which is formed by compounding a high-molecular waterproof film and cloth, so that the waterproof fabric has the performances of oil repellency, water pressure resistance, moisture resistance, insulation and the like and is commonly used for manufacturing outdoor clothing such as outdoor jackets, raincoats and the like. In the chinese patent of utility model with publication number CN213798427U, a waterproof fabric is described, and the waterproof fabric is made up by using a blocking ball made of cotton fiber to plug the air-permeable opening after the water-absorbing expansion, but after the blocking ball is saturated by moisture absorption, the moisture overflows from the blocking ball into the groove, the inner layer is formed by circularly knitting warp yarn and weft yarn in a top-to-bottom mode, so that dense pores exist in the inner layer, and the moisture in the groove penetrates through the inner layer through the gaps, so that the fabric cannot achieve the continuous waterproof effect. New solutions are therefore required to address this problem. Disclosure of Invention Aiming at the defects of the prior art, the invention aims to provide waterproof ultraviolet-resistant polyester cloth and a processing technology thereof, which are used for solving the problem that a continuous waterproof effect cannot be achieved by arranging an expansion piece in a fabric. The waterproof ultraviolet-resistant polyester fabric comprises an inner layer and a sun-proof layer which are fixedly connected with each other, wherein the end face of the sun-proof layer, which is far away from the inner layer, is covered with a waterproof layer and is simultaneously provided with a plurality of air holes in a penetrating way, a swelling piece which is used for blocking the air holes after absorbing water is arranged between the inner layer and the sun-proof layer, the end face of the swelling piece, which is close to the sun-proof layer, is sprayed to form a sealing layer, and the inner layer is sprayed around the swelling piece to form a diversion layer which is used for converging moisture entering the fabric from the air holes to the periphery of the swelling piece. The invention is further characterized in that the diameter of the sealing layer is larger than that of the ventilation holes, the hygroscopicity of the expansion piece is larger than that of the inner layer, and the moisture absorption opening is formed by surrounding the diversion layer and the expansion piece. The invention is further characterized in that the end surfaces of the inner layer and the sun-proof layer, which are close to each other, are provided with a plurality of depressions arranged along the length direction of the fabric, and the expansion piece is fixedly connected to the bottoms of the depressions. The invention is further arranged that a plurality of ventilation holes on the sun-proof layer penetrate through the bottom of the concave on the sun-proof layer, and the height of the sealing layer is smaller than that of the bottom of the concave on the sun-proof layer. The invention is further characterized in that a plurality of supporting pieces are arranged between the inner layer and the sun-proof layer along the length direction of the fabric, and ventilation spaces are formed by surrounding the supporting pieces, the inner layer and the sun-proof layer. The invention is further characterized in that the end face, close to the sun-proof layer, of the support piece is provided with a plurality of grooves communicated with the ventilation space, and the inner layer is provided with a plurality of ventilation holes communicated with the ventilation space. The processing technology of the waterproof ultraviolet-resistant polyester fabric further comprises an equipment body, wherein the equipment body is connected with a supporting frame in a sliding mode along the length direction of the equipment body, the inner side of the supporting frame is connected with a moving platform in a sliding mode along the height direction of the equipment body, and the moving platform is connected with a plurality of spraying devices used for spraying to form a sealing layer and a diversion layer in a sliding mode along the width direction of the equipment body. The invention is further characterized in that the spraying device is provided with an adjusting device for adjusting the spraying range of the spraying device, one end of the spraying device, which