High-strength vortex spinning yarn

Abstract

The utility model discloses a high-strength vortex spinning yarn which comprises a high-strength core yarn, a first wrapping yarn layer, a first wrapping fiber layer and a second wrapping fiber layer which are arranged in sequence. The high-strength core yarns comprise ultra-high molecular weight polyethylene fiber diamond yarns and polytetrafluoroethylene split film filaments which are doubled and twisted; the first fasciated yarn layer is made of flame-retardant viscose fiber yarns; fibers used by the first wrapping fiber layer are pre-oxidized fibers; fibers used by the second wrapping fiber layer are aramid fiber 1414 fibers or aramid fiber 1313 fibers. According to the high-strength vortex spinning yarn, the ultra-high molecular weight polyethylene fiber diamond yarn is adopted as the core yarn, so that the high-strength vortex spinning yarn is good in strength and cutting prevention effect. And the used polytetrafluoroethylene split film filaments have good dimensional stability. The flame-retardant viscose fiber, the pre-oxidized fiber or the aramid fiber endows the yarn with a good flame-retardant effect.

Description

Technical Field

[0001] The utility model relates to a high-strength vortex spinning yarn, belonging to the technical field of vortex spinning yarns. Background Technique

[0002] Vortex spinning is an improved spinning equipment developed on the basis of air-jet spinning and is suitable for spinning pure cotton. Compared with traditional ring spinning: it has the characteristics of short spinning process, high production efficiency, on-line quality monitoring, high degree of automation and intelligence, and also has the advantages of greatly reducing labor and reducing yarn hairiness. Therefore, the vortex spinning yarn processed into needle and cotton fabrics has various excellent properties. For clothing suitable for fire protection, it is required to have properties such as flame retardancy and cut resistance. If the yarn used has the effect of flame retardancy and cut resistance, the prepared fabric will also have the same properties. How to prepare a high-strength vortex spinning yarn has become a problem to be solved. Content of the Utility Model

[0003] The purpose of the utility model is to provide a high-strength vortex spinning yarn with the performance of high strength and cut resistance.

[0004] To solve the above technical problems, the purpose of the utility model is realized as follows:

[0005] A high-strength vortex spinning yarn involved in the utility model includes a high-strength core yarn, a first wrapping yarn layer, a first covering fiber layer, and a second covering fiber layer arranged in sequence;

[0006] The high-strength core yarn includes ultra-high molecular weight polyethylene fiber diamond yarn and polytetrafluoroethylene split film filaments twisted together;

[0007] The first wrapping yarn layer is a flame-retardant viscose fiber yarn;

[0008] The fiber used for the first covering fiber layer is pre-oxidized fiber;

[0009] The fiber used for the second covering fiber layer is aramid 1414 fiber or aramid 1313 fiber.

[0010] On the basis of the above scheme and as the preferred scheme of the above scheme: the high-strength core yarn further includes glass fiber filaments.

[0011] On the basis of the above scheme and as the preferred scheme of the above scheme: the high-strength core yarn further includes basalt fiber filaments.

[0012] On the basis of the above scheme and as the preferred scheme of the above scheme: a second wrapping yarn layer is arranged between the first covering fiber layer and the second covering fiber layer; the second wrapping yarn layer is a polyimide fiber yarn.

[0013] Based on the above solution and as a preferred solution of the above solution: The second wrapping yarn layer further includes a flame-retardant and antibacterial yarn twisted together with the polyimide fiber yarn.

[0014] Based on the above solution and as a preferred solution of the above solution: The yarn used for the flame-retardant and antibacterial yarn is a far-infrared antibacterial organosilicon nitride flame-retardant fiber.

[0015] The beneficial effects of the present utility model are as follows: A high-strength vortex spinning yarn involved in the present utility model, the core yarn adopts ultra-high molecular weight polyethylene fiber diamond yarn which has good strength and anti-cutting effect. The polytetrafluoroethylene split film filaments used have good dimensional stability. The flame-retardant viscose fiber, pre-oxidized fiber or aramid fiber used endows the yarn with good flame-retardant effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the high-strength vortex spinning yarn involved in the first embodiment;

[0017] Figure 2 is a schematic structural diagram of the high-strength vortex spinning yarn involved in the second embodiment.

[0018] The label descriptions in the figure are as follows: 1 - high-strength core yarn; 2 - first wrapping yarn layer; 3 - first covering fiber layer; 4 - second covering fiber layer; 5 - second wrapping yarn layer. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0020] Embodiment 1

[0021] Combined with Figure 1 , a detailed description of this embodiment is given. A high-strength vortex spinning yarn involved in this embodiment includes a high-strength core yarn 1, a first wrapping yarn layer 2, a first covering fiber layer 3, and a second covering fiber layer 4 arranged in sequence.

[0022] The high-strength core yarn 1 includes ultra-high molecular weight polyethylene fiber diamond yarn and polytetrafluoroethylene split film filaments twisted together. The ultra-high molecular weight polyethylene fiber diamond yarn has good anti-cutting effect and strength. The polytetrafluoroethylene split film filaments used have good thermal stability, so that the high-strength vortex spinning yarn can maintain dimensional stability when heated.

[0023] The first wrapping yarn layer 2 is a flame-retardant viscose fiber yarn; the fiber used for the first covering fiber layer 3 is pre-oxidized fiber. Both the flame-retardant viscose fiber and the pre-oxidized fiber have good flame-retardant effect, so that the high-strength vortex spinning yarn has good flame-retardant effect.

[0024] The fibers used in the second coated fiber layer 4 are aramid 1414 fibers or aramid 1313 fibers. Aramid 1313 fibers are selected in this embodiment. Aramid fibers are permanent flame-retardant fibers, which have the advantages of heat resistance, high strength, high wear resistance, good softness, low shrinkage, stable chemical structure, no molten droplets during combustion, and no toxic gas generation. On the premise of having a flame-retardant effect, they also have the effects of high strength and high wear resistance.

[0025] Furthermore, the high-strength core yarn 1 further includes glass fiber filaments. The glass fiber filaments can provide the effects of high strength and cut resistance.

[0026] Embodiment 2

[0027] Combined with Figure 2 , a detailed description of this embodiment is given. The high-strength vortex spinning yarn involved in this embodiment is different from that in Embodiment 1 in that: the high-strength core yarn 1 further includes basalt fiber filaments.

[0028] Another difference from Embodiment 1 is that: a second wrapping yarn layer 5 is provided between the first coated fiber layer 3 and the second coated fiber layer 4; the second wrapping yarn layer 5 is a polyimide fiber yarn. The second wrapping yarn layer 5 further includes a flame-retardant and antibacterial yarn twisted together with the polyimide fiber yarn. The yarn used for the flame-retardant and antibacterial yarn is a far-infrared antibacterial organosilicon nitride flame-retardant fiber.

[0029] The preferred specific embodiments of the present invention have been described in detail above. It should be understood that those of ordinary skill in the art can make many modifications and variations based on the concept of the present invention without creative work. Therefore, all technical solutions that can be obtained by those skilled in the art in the technical field of the present invention through logical analysis, reasoning or limited experiments based on the concept of the present invention on the basis of the prior art should be within the protection scope determined by the claims.

Claims

1. A high-strength vortex spinning yarn, characterized in that: It comprises a high-strength core yarn (1), a first wrapping yarn layer (2), a first covering fiber layer (3) and a second covering fiber layer (4) which are arranged in sequence; The high-strength core yarn (1) comprises parallel-twisted ultra-high molecular weight polyethylene fiber diamond yarn and polytetrafluoroethylene split film filaments; The first wrapping yarn layer (2) is flame retardant viscose fiber yarn; The fibers used in the first coated fiber layer (3) are pre-oxidized silk fibers; The fibers used in the second covering fiber layer (4) are aramid 1414 fibers or aramid 1313 fibers.

2. A high-strength vortex spun yarn according to claim 1, characterized in that: The high-strength core yarn (1) also includes glass fiber filaments.

3. A high-strength vortex spinning yarn according to claim 1, characterized in that: The high-strength core yarn (1) also includes basalt fiber filaments.

4. The high-strength vortex spun yarn according to claim 1, characterized in that: A second wrapping yarn layer (5) is provided between the first wrapping fiber layer (3) and the second wrapping fiber layer (4); the second wrapping yarn layer (5) is polyimide fiber yarn.

5. A high-strength vortex spun yarn according to claim 4, characterized in that: The second wrapping yarn layer (5) further comprises a flame retardant antibacterial yarn twisted with the polyimide fiber yarn.

6. A high-strength vortex spun yarn according to claim 5, characterized in that: The yarn used in the flame-retardant antibacterial yarn is far-infrared antibacterial organic silicon nitrogen flame-retardant fiber.

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