CN210481643U

CN210481643U - Polyester staple fiber with high tensile property

Info

Publication number: CN210481643U
Application number: CN201920848523.XU
Authority: CN
Inventors: 王海平
Original assignee: Yizheng Pengxin Chemical Fiber Co ltd
Current assignee: Yizheng Pengxin Chemical Fiber Co ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-05-08
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a polyester staple fiber of high tensile nature, by interior and outer cavity, first polyester fiber layer, fibre glue film and the second polyester fiber layer of including in proper order, the cavity is connected and is located first polyester fiber in situ, the second polyester fiber layer passes through the fibre glue film to be fixed outside first polyester fiber layer. The cavity of the utility model comprises two U-shaped cavities, so that the polyester fiber has higher compression resilience performance, and the fiber has certain air circulation inside, thereby having better moisture absorption, sweat releasing and air permeability; a plurality of bulges are uniformly distributed on the outer wall of the second polyester fiber layer in the circumferential direction, so that the short fibers can be recovered to the original shape, the tensile property of the short fibers is further improved, and the perspiration capability is improved; the elastic body is arranged at the joint of the adjacent bulges of the second polyester fiber layer, and the elastic body is arranged to ensure that a product made of the short fiber has good tensile property.

Description

Polyester staple fiber with high tensile property

Technical Field

The utility model relates to a polyester staple fiber's technical field especially relates to a polyester staple fiber of high tensile nature.

Background

The polyester staple fibers are fibers obtained by spinning polyester into yarn bundles and cutting the yarn bundles, the polyester is polyethylene terephthalate (PET), the PET is short, and the polyester is polymerized by PTA and MEG, so that the fabric woven by the polyester staple fibers at present has excellent strength, heat resistance, chlorine resistance, light resistance, chemical resistance, setting property and the like, but is very compact and airtight, has low moisture absorption and sweat releasing functions, and has poor tensile property. How to make the polyester fabric have good moisture absorption, sweat releasing and tensile properties is a goal of the common efforts of many chemical fiber developers.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point, the utility model aims to provide a polyester staple fiber of high tensile nature, it has excellent moisture absorption perspiring ability, gas permeability and high tensile strength ability.

The technical scheme of the utility model outlines as follows:

the utility model provides a polyester staple fiber of high tensile nature, wherein, by interior and outer cavity, first polyester fiber layer, fibre glue film and the second polyester fiber layer of including in proper order, the cavity is connected and is located in the first polyester fiber layer, the second polyester fiber layer passes through the fibre glue film and fixes outside first polyester fiber layer.

Preferably, the polyester staple fiber with high tensile strength, wherein the cavity comprises two U-shaped cavities; the two U-shaped cavities are centered at the circle center of the first polyester fiber layer and are vertically distributed along the inner wall of the first polyester fiber layer.

Preferably, the high-tensile polyester staple fiber is characterized in that a support body is arranged in the middle of each U-shaped cavity; and the two ends of the support body are respectively communicated with the U-shaped cavity and the outer surface of the first polyester fiber layer.

Preferably, the high-tensile polyester staple fiber, wherein the support body and the two ends of the U-shaped cavity are equidistant.

Preferably, the polyester staple fibers with high tensile strength are uniformly distributed on the outer wall of the second polyester fiber layer in the circumferential direction.

Preferably, the polyester staple fiber with high tensile strength is characterized in that an elastic body is arranged at the joint of adjacent bulges of the second polyester fiber layer, and the circle centers of circles where a plurality of elastic bodies are located form a circle; the elastomer is made of polyurethane.

Preferably, the fineness of the second polyester fiber layer is 20D to 30D.

Preferably, the polyester staple fiber with high tensile strength is characterized in that the thickness of the fiber glue layer is 0.1 um-0.2 um.

The utility model has the advantages that:

the high-tensile polyester staple fiber of the utility model sequentially comprises a cavity, a first polyester fiber layer, a fiber glue layer and a second polyester fiber layer from inside to outside, wherein the cavity comprises two U-shaped cavities, so that the polyester fiber has higher compression resilience, and certain air circulation is provided inside the fiber, thereby having better moisture absorption, sweat releasing and air permeability; a plurality of bulges are uniformly distributed on the outer wall of the second polyester fiber layer in the circumferential direction, so that the short fibers can be recovered, the tensile property of the short fibers is further improved, the perspiration capability is improved, and the purpose of quick drying is achieved; the elastic body is arranged at the joint of the adjacent bulges of the second polyester fiber layer, and the elastic body is arranged to ensure that a product made of the short fiber has good tensile property.

Drawings

Fig. 1 is a schematic structural diagram of a polyester staple fiber with high tensile strength.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

Referring to fig. 1, the utility model discloses a polyester staple fiber of high tensile, wherein, by interior and including cavity 1, first polyester fiber layer 2, fibre glue film 3 and second polyester fiber layer 4 outward in proper order, cavity 1 is connected and is located in first polyester fiber layer 2, and second polyester fiber layer 4 passes through fibre glue film 3 to be fixed outside first polyester fiber layer 2.

As another embodiment of the present disclosure, the cavity includes two U-shaped cavities 11; the two U-shaped cavities 11 are centered around the center of the first polyester fiber layer 2 and are vertically distributed along the inner wall of the first polyester fiber layer 2. Through setting up the cavity to two U die cavities, make polyester fiber have higher compression resilience performance, the fibre is inside to have certain air circulation, according to there being better moisture absorption perspire and air permeability, the fabric of making in addition has good fluffy sense, compliance, and the firmness is high in addition, long service life and strong adaptability.

As another embodiment of the present disclosure, a supporting body 5 is disposed in the middle of each U-shaped cavity 11; two ends of the supporting body 5 are respectively communicated with the U-shaped cavity 11 and the outer surface of the first polyester fiber layer 2. The pressure resistance and the tensile property of the short fiber are increased to a certain extent by arranging the support body.

As another embodiment of the present application, the distance between the supporting body 5 and the two ends of the U-shaped cavity 11 is equal.

As another embodiment of the present disclosure, a plurality of protrusions 41 are uniformly distributed on the outer wall of the second polyester fiber layer 4 in the circumferential direction. The arrangement of the protrusions ensures that the short fibers can be restored to the original state, the tensile property of the short fibers is further improved, the perspiration capability is improved, and the purpose of quick drying is achieved.

In another embodiment of the present disclosure, an elastic body 42 is disposed at a connection position of adjacent protrusions 41 of the second polyester fiber layer 4, and a circle is formed by the centers of circles of the elastic bodies 42; the elastomer 42 is made of polyurethane. The elastomer ensures that a product prepared by using the short fiber has good tensile property.

As another embodiment of the present disclosure, the fineness of the second polyester fiber layer 4 is 20D to 30D.

As another embodiment of the present disclosure, the thickness of the fiber glue layer 3 is 0.1um to 0.2 um.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields where the invention is suitable, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.

Claims

1. The utility model provides a polyester staple fiber of high tensile nature, its characterized in that, by interior and outer cavity, first polyester fiber layer, fibre glue film and the second polyester fiber layer of including in proper order, the cavity is connected and is located in the first polyester fiber layer, the second polyester fiber layer passes through the fibre glue film to be fixed outside first polyester fiber layer.

2. The polyester staple fiber with high tensile strength of claim 1, wherein the cavity comprises two U-shaped cavities; the two U-shaped cavities are centered at the circle center of the first polyester fiber layer and are vertically distributed along the inner wall of the first polyester fiber layer.

3. The polyester staple fiber with high tensile strength as claimed in claim 2, wherein a support body is arranged in the middle of each U-shaped cavity; and the two ends of the support body are respectively communicated with the U-shaped cavity and the outer surface of the first polyester fiber layer.

4. The polyester staple fiber with high tensile strength as claimed in claim 3, wherein the distance between the support body and the two ends of the U-shaped cavity is equal.

5. The polyester staple fiber with high tensile strength of claim 1, wherein a plurality of protrusions are uniformly distributed on the outer wall of the second polyester fiber layer in the circumferential direction.

6. The polyester staple fiber with high tensile strength as claimed in claim 5, wherein an elastomer is arranged at the joint of the adjacent bulges of the second polyester fiber layer, and the centers of circles where a plurality of elastomers are located form a circle; the elastomer is made of polyurethane.

7. The high tensile polyester staple fiber according to claim 1, wherein the fineness of the second polyester fiber layer is 20D to 30D.

8. The polyester staple fiber with high tensile strength of claim 1, wherein the thickness of the fiber glue layer is 0.1um to 0.2 um.