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WO2021083325A1 - Connecting assembly for p-aramid fracture, and connecting method therefor - Google Patents

Connecting assembly for p-aramid fracture, and connecting method therefor Download PDF

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Publication number
WO2021083325A1
WO2021083325A1 PCT/CN2020/125234 CN2020125234W WO2021083325A1 WO 2021083325 A1 WO2021083325 A1 WO 2021083325A1 CN 2020125234 W CN2020125234 W CN 2020125234W WO 2021083325 A1 WO2021083325 A1 WO 2021083325A1
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Prior art keywords
aramid
fastening
hose
area
damaged
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Ceased
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PCT/CN2020/125234
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French (fr)
Chinese (zh)
Inventor
庹新林
赵海林
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Afchina Corp Co Ltd
Tsinghua University
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Afchina Corp Co Ltd
Tsinghua University
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Publication of WO2021083325A1 publication Critical patent/WO2021083325A1/en
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/443—Protective covering

Definitions

  • the invention relates to the technical field of para-aramid fiber fracture splicing, in particular to a para-aramid fiber fracture splicing component and a splicing method thereof.
  • Para-aramid fiber is a new type of high-tech synthetic fiber with super high strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, insulation, aging resistance, long life cycle and other excellent properties, which are widely used in composite materials , Bulletproof products, building materials, special protective clothing, electronic equipment and other fields.
  • the para-aramid fiber layer is used in the coating and reinforcement of optical cables.
  • the para-aramid fiber layer is used in the coating and reinforcement of optical cables.
  • the outside of the buffer protection layer is an aramid reinforced layer, and the outside of the aramid reinforced layer is a sheath.
  • the aramid reinforced layer is mainly used for reinforcement, and has excellent aging resistance and light weight.
  • scratching can easily cause damage to the outer sheath. Due to the excellent performance of the aramid reinforcement layer, it usually does not damage the internal buffer protection layer and the optical fiber core, while the aramid reinforcement layer may be damaged. There is a local fault, which in turn leads to a decrease in the protective performance of the optical cable there.
  • the invention provides a splicing component for a para-aramid fault and a splicing method thereof, which can process, repair and reinforce the aramid fault, and solve the above technical problems.
  • the specific technical solution is a splicing component for para-aramid faults, including: a hose close to the para-aramid faults, a first fastening ring and a second fastening ring used to fasten the connected parts, and a flexible Tubular coating on the outside of the tube;
  • the hose is a tube with a hollow inside.
  • the two ends of the hose are the first outer zone and the second outer zone for the aramid fiber at the nesting fault.
  • the middle of the hose is the inner cavity for the intermediate of the aramid fiber.
  • the fiber direction of the continuous aramid is consistent with the axial direction of the hose, and the inner diameter of the intermediate body is larger than the inner diameter of the first outer zone and the second outer zone;
  • the first fastening area is located between the first outer area and the intermediate body.
  • the outside of the first fastening area is a first snap ring groove recessed inward, and the inside of the first fastening area is strip-shaped protrusions and strips. The grooves are distributed alternately; the first guide area connects the first fastening area and the intermediate body;
  • the second fastening area is located between the second outer area and the intermediate body, the outside of the second fastening area is a second snap ring groove recessed inward, and the inside of the second fastening area is strip-shaped protrusions and strips The grooves are distributed alternately, and the second guiding area connects the second fastening area and the intermediate body.
  • the width of the first fastening ring is equal to the width of the first snap ring groove; the width of the second fastening ring is equal to the width of the second snap ring groove.
  • the outer diameter of the intermediate part of the hose is equal to the inner diameter of the coating layer.
  • a splicing method for splicing components using para-aramid faults includes the following steps:
  • S1 Determine the damaged part of the aramid reinforced layer on the optical cable, and clean the first damaged end and the second damaged end, so that the first damaged end and the second damaged end are flush;
  • the hose will not damage the aramid fiber
  • the hose is of elastic material, easy to deform, and can be pre-tightened and compressed;
  • the parts are stacked in a staggered manner and tightened to maintain the strength of the damaged parts after the connection; the structure is simple and easy to operate.
  • Figure 1 is a schematic diagram of the optical cable structure
  • Figure 2 is a schematic diagram of the damaged part of the optical cable
  • FIG. 3 is a schematic diagram of the structure of the connection assembly in a specific embodiment
  • Figure 4 is a left side view of the connection assembly in a specific embodiment
  • Figure 5 is a sectional view of A-A in Figure 4.
  • Figure 6 is a schematic diagram of the structure of a hose in a specific embodiment
  • Fig. 7 is a schematic diagram of the use of the splicing component in the para-aramid fracture in a specific embodiment
  • Fig. 8 is a front view of a connection component used in a para-aramid fault in a specific embodiment
  • Figure 9 is a B-B half cross-sectional view of Figure 8.
  • Fig. 10 is a partial enlarged view of C in Fig. 9.
  • Optical fiber core 102, buffer layer, 103, aramid reinforced layer, 104, outer sheath, 105, intact part; 106, first damaged end, 107, second damaged end, 108, damaged part;
  • a splicing assembly 2 for para-aramid faults including: a hose 201 that closely adheres to the para-aramid faults, a first fastening ring 202 and a second fastening for tightening the connection part Ring 203, a tubular coating 204 placed on the outside of the hose 201;
  • the hose 201 is a tube with a hollow inside.
  • the two ends of the hose 201 are respectively the first outer zone 205 and the second outer zone 211 for nesting the aramid fiber at the fault.
  • the middle of the hose 201 is the inner cavity for the connection
  • the intermediate 208 of the aramid 3 is consistent with the axial direction of the hose 201, the inner diameter of the intermediate 208 is larger than the inner diameters of the first outer zone 205 and the second outer zone 211;
  • the first fastening zone 206 Located between the first outer area 205 and the intermediate body 208, the outside of the first fastening area 206 is a first snap ring groove 212 recessed inward, and the inside of the first fastening area 206 is a strip of protrusions 214 and strips.
  • the grooves 215 are distributed alternately; the first guide area 207 connects the first fastening area 206 and the intermediate body 208; the second fastening area 210 is located between the second outer area 211 and the intermediate body 208, and the second fastening area
  • the outside of 210 is a second snap ring groove 213 that is recessed inward, and the inside of the second fastening area 210 is distributed with strip-shaped protrusions 214 and strip-shaped grooves 215 alternately, and the second guide area 209 is connected to the second tightening area.
  • the solid area 210 and the intermediate 208 are distributed alternately; the first guide area 207 connects the first fastening area 206 and the intermediate body 208; the second fastening area 210 is located between the second outer area 211 and the intermediate body 208, and the second fastening area
  • the outside of 210 is a second snap ring groove 213 that is recessed inward, and the inside of the second fastening area 210 is distributed with strip-shaped pro
  • the width of the first fastening ring 202 is equal to the width of the first snap ring groove 212; the width of the second fastening ring 203 is equal to the width of the second snap ring groove 213.
  • the outer diameter at the intermediate body 208 of the hose 201 is equal to the inner diameter of the covering layer 204.
  • the intact part 105 has an optical fiber core 101 inside the middle of the optical fiber, and a buffer layer 102 is coated on the outside of the optical fiber core 101.
  • the buffer layer 102 is generally made of rubber, and the aramid reinforcement layer 103 is reinforced outside the buffer layer 102.
  • the outer sheath 104 covers the outside of the aramid reinforced layer 103. When the outer sheath 104 is damaged, part of the aramid reinforced layer 103 is damaged and the buffer layer 102 is intact.
  • the present invention is directed to the aramid reinforced layer 103 in this case.
  • a splicing method for splicing components using para-aramid faults includes the following steps:
  • S1 Determine the damaged part 108 of the aramid reinforced layer 103 on the optical cable 1, and clean the first damaged end 106 and the second damaged end 107, so that the first damaged end 106 and the second damaged end 107 are flush;
  • the aramid fiber exposed at the first damaged end 106 and one end of the continuous aramid fiber 3 are stacked in a staggered manner, they are pressed into the hose 201 until the interlaced part of the end of the continuous aramid fiber 3 is located in the first fastening area 206.
  • the fastening ring 202 is installed in the first snap ring groove 212 to be pre-tightened;

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

Disclosed are a connecting assembly (2) for a p-aramid fracture, and a connecting method therefor. The connecting assembly (2) comprises a flexible pipe (201) tightly attached to a p-aramid fracture, a first fastening ring (202) and a second fastening ring (203) which are used for hooping a part to be connected, and a tubular cladding layer (204) arranged outside the flexible pipe (201), wherein two ends of the hollow flexible pipe (201) are respectively a first outer area (205) and a second outer area (211) which are used for nesting aramid fibers at the fracture; and the fiber direction of connecting aramid fibers (3) arranged in an intermediate body (208) is consistent with the axial direction of the flexible pipe (201). The aramid fibers will not be damaged by the flexible pipe (201), and the flexible pipe (201) is made of an elastic material, is prone to deformation, and can be pre-tightened and compressed. The fracture ends of two broken aramid fiber sections are stacked and staggered with ends of the intermediate connecting aramid fibers (3) and are hooped, so as to maintain the strength of the broken part (108) after connection.

Description

一种对位芳纶断层的接续组件及其接续方法Connecting component of para-aramid fault and its connecting method 技术领域Technical field

本发明涉及对位芳纶断层接续技术领域，特别涉及一种对位芳纶断层的接续组件及其接续方法。The invention relates to the technical field of para-aramid fiber fracture splicing, in particular to a para-aramid fiber fracture splicing component and a splicing method thereof.

背景技术Background technique

对位芳纶纤维是一种新型高科技合成纤维，具有超高强度、高模量和耐高温、耐酸耐碱、重量轻、绝缘、抗老化、生命周期长等优良性能，广泛应用于复合材料、防弹制品、建材、特种防护服装、电子设备等领域。Para-aramid fiber is a new type of high-tech synthetic fiber with super high strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, insulation, aging resistance, long life cycle and other excellent properties, which are widely used in composite materials , Bulletproof products, building materials, special protective clothing, electronic equipment and other fields.

对位芳纶纤维在应用中，会出现破损断层现象，导致预期性能大幅降低；比如在光缆的包覆增强中使用对位芳纶纤维层，一般是在光纤芯外层有一层缓冲保护层，在缓冲保护层的外部是芳纶增强层，在芳纶增强层的外部是护套，其中芳纶增强层主要是增强作用，而且其抗老化性能优异，重量轻。但是在光缆的运输或施工过程中，刮蹭易引起外部护套破损，由于芳纶增强层各项性能优异，通常不会破坏到内部的缓冲保护层以及光纤芯，而芳纶增强层可能会出现局部断层，进而导致该处的光缆防护性能下降。In the application of para-aramid fiber, the phenomenon of damage and fault will occur, which will cause the expected performance to be greatly reduced; for example, the para-aramid fiber layer is used in the coating and reinforcement of optical cables. Generally, there is a buffer protection layer on the outer layer of the optical fiber core. The outside of the buffer protection layer is an aramid reinforced layer, and the outside of the aramid reinforced layer is a sheath. The aramid reinforced layer is mainly used for reinforcement, and has excellent aging resistance and light weight. However, during the transportation or construction of the optical cable, scratching can easily cause damage to the outer sheath. Due to the excellent performance of the aramid reinforcement layer, it usually does not damage the internal buffer protection layer and the optical fiber core, while the aramid reinforcement layer may be damaged. There is a local fault, which in turn leads to a decrease in the protective performance of the optical cable there.

发明内容Summary of the invention

本发明提供一种对位芳纶断层的接续组件及其接续方法，对芳纶断层进行处理并修复加固，解决上述技术问题。The invention provides a splicing component for a para-aramid fault and a splicing method thereof, which can process, repair and reinforce the aramid fault, and solve the above technical problems.

具体技术方案是一种对位芳纶断层的接续组件，包括：紧贴对位芳纶断层的软管、用于箍紧接续部位的第一紧固环和第二紧固环、置于软管外部的管状包覆层；The specific technical solution is a splicing component for para-aramid faults, including: a hose close to the para-aramid faults, a first fastening ring and a second fastening ring used to fasten the connected parts, and a flexible Tubular coating on the outside of the tube;

软管是内部中空的管状，软管的两端分别是用于嵌套断层处芳纶纤维的第一外区和第二外区，软管的中间处是内腔放置接续芳纶的中间体，接续芳纶的纤维方向与软管的轴向一致，中间体的内径大于第一外区和第二外区的内径；The hose is a tube with a hollow inside. The two ends of the hose are the first outer zone and the second outer zone for the aramid fiber at the nesting fault. The middle of the hose is the inner cavity for the intermediate of the aramid fiber. , The fiber direction of the continuous aramid is consistent with the axial direction of the hose, and the inner diameter of the intermediate body is larger than the inner diameter of the first outer zone and the second outer zone;

第一紧固区位于第一外区与中间体之间，第一紧固区的外部是向内凹陷的第一卡环槽，第一紧固区的内部是条状的凸起和条状的凹槽相间分布；第一引导区连接着第一紧固区与中间体；The first fastening area is located between the first outer area and the intermediate body. The outside of the first fastening area is a first snap ring groove recessed inward, and the inside of the first fastening area is strip-shaped protrusions and strips. The grooves are distributed alternately; the first guide area connects the first fastening area and the intermediate body;

第二紧固区位于第二外区与中间体之间，第二紧固区的外部是向内凹陷的第二卡环槽，第二紧固区的内部是条状的凸起和条状的凹槽相间分布，第二引导区连接着第二紧固区与中间体。The second fastening area is located between the second outer area and the intermediate body, the outside of the second fastening area is a second snap ring groove recessed inward, and the inside of the second fastening area is strip-shaped protrusions and strips The grooves are distributed alternately, and the second guiding area connects the second fastening area and the intermediate body.

进一步，第一紧固环的宽度等于第一卡环槽的宽度；第二紧固环的宽度等于第二卡环槽的宽度。Further, the width of the first fastening ring is equal to the width of the first snap ring groove; the width of the second fastening ring is equal to the width of the second snap ring groove.

进一步，软管的中间体处的外径等于包覆层的内径。Further, the outer diameter of the intermediate part of the hose is equal to the inner diameter of the coating layer.

一种应用对位芳纶断层的接续组件的接续方法，包括以下步骤：A splicing method for splicing components using para-aramid faults includes the following steps:

S1，确定光缆上芳纶增强层的破损部分，并清理第一破损端和第二破损端，使第一破损端和第二破损端断口平齐；S1: Determine the damaged part of the aramid reinforced layer on the optical cable, and clean the first damaged end and the second damaged end, so that the first damaged end and the second damaged end are flush;

S2、测量破损部分的长度，准备长度为破损部分长度2-5倍的接续芳纶；S2. Measure the length of the damaged part and prepare a spliced aramid with a length of 2-5 times the length of the damaged part;

S3、将第一破损端处露出的芳纶与接续芳纶一端交错叠放后，嵌 压进软管至接续芳纶端部交错部位位于第一紧固区中，第一紧固环安装在第一卡环槽处预紧；S3. After interleaving the aramid fiber exposed at the first damaged end with one end of the continuous aramid fiber, insert and press into the hose until the interlaced part of the connected aramid fiber end is located in the first fastening area, and the first fastening ring is installed in the first fastening area. Pre-tightening at the groove of the first snap ring;

S4、将第二破损端处露出的芳纶嵌压进软管中并与软管内部的接续芳纶的另一端进行交错叠放，交错部位位于第二紧固区，第二紧固环安装在第二卡环槽处预紧；S4. Embed the aramid fiber exposed at the second damaged end into the hose and stack it in a staggered manner with the other end of the aramid fiber inside the hose. The staggered part is located in the second fastening zone, and the second fastening ring is installed Pre-tighten at the second snap ring groove;

S5、将包覆层自中间向两端预压，将第一紧固环和第二紧固环箍紧，最终将包覆层箍紧。S5. Pre-press the covering layer from the middle to the two ends, tighten the first fastening ring and the second fastening ring, and finally tighten the covering layer.

与现有技术相比，本发明中，软管不会损伤芳纶，软管是弹性材质，易变形，能够进行预紧和压紧；在两段破损芳纶断口端与中间接续芳纶端部交错叠放并箍紧，保持接续后破损部位的强度；结构简单，易于操作。Compared with the prior art, in the present invention, the hose will not damage the aramid fiber, the hose is of elastic material, easy to deform, and can be pre-tightened and compressed; The parts are stacked in a staggered manner and tightened to maintain the strength of the damaged parts after the connection; the structure is simple and easy to operate.

附图说明Description of the drawings

构成本申请的一部分的附图用来提供对本发明的进一步理解，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。The drawings constituting a part of the present application are used to provide a further understanding of the present invention, and the exemplary embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention.

图1是光缆结构示意图；Figure 1 is a schematic diagram of the optical cable structure;

图2是光缆中破损部位示意图；Figure 2 is a schematic diagram of the damaged part of the optical cable;

图3是一种具体实施方式中接续组建的结构示意图；FIG. 3 is a schematic diagram of the structure of the connection assembly in a specific embodiment;

图4是一种具体实施方式中接续组建的左视图；Figure 4 is a left side view of the connection assembly in a specific embodiment;

图5是图4中A-A剖面图；Figure 5 is a sectional view of A-A in Figure 4;

图6是一种具体实施方式中软管的结构示意图；Figure 6 is a schematic diagram of the structure of a hose in a specific embodiment;

图7是一种具体实施方式中接续组件在对位芳纶断层中使用示 意图；Fig. 7 is a schematic diagram of the use of the splicing component in the para-aramid fracture in a specific embodiment;

图8是一种具体实施方式中接续组件在对位芳纶断层中使用主视图；Fig. 8 is a front view of a connection component used in a para-aramid fault in a specific embodiment;

图9是图8的B-B半剖面图；Figure 9 is a B-B half cross-sectional view of Figure 8;

图10是图9中C处局部放大图。Fig. 10 is a partial enlarged view of C in Fig. 9.

附图标记说明：Description of reference signs:

1、光缆，2、接续组件，3、接续芳纶；1. Optical cable, 2. Connecting components, 3. Connecting aramid fiber;

101、光纤芯，102、缓冲层，103、芳纶增强层，104、外护套，105、完好部分；106、第一破损端，107、第二破损端，108、破损部分；101. Optical fiber core, 102, buffer layer, 103, aramid reinforced layer, 104, outer sheath, 105, intact part; 106, first damaged end, 107, second damaged end, 108, damaged part;

201、软管，202、第一紧固环，203、第二紧固环，204、包覆层，205、第一外区，206、第一紧固区，207、第一引导区，208、中间体，209、第二引导区，210、第二紧固区，211、第二外区，212、第一卡环槽，213、第二卡环槽，214、凸起，215、凹槽。201, hose, 202, first fastening ring, 203, second fastening ring, 204, coating, 205, first outer area, 206, first fastening area, 207, first guide area, 208 , Intermediate, 209, second guide area, 210, second fastening area, 211, second outer area, 212, first snap ring groove, 213, second snap ring groove, 214, protrusion, 215, concave groove.

具体实施方式Detailed ways

下面结合附图及实施例描述本发明具体实施方式：The specific implementation of the present invention will be described below with reference to the drawings and embodiments:

需要说明的是，本说明书所附图中示意的结构、比例、大小等，均仅用以配合说明书所揭示的内容，以供熟悉此技术的人士了解与阅读，并非用以限定本发明可实施的限定条件，任何结构的修饰、比例关系的，改变或大小的调整，在不影响本发明所能产生的功效及所能达成的目的下，均应落在本发明所揭示的技术内容能涵盖的范围内。It should be noted that the structure, ratio, size, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification for the understanding and reading of those familiar with this technology, and are not intended to limit the implementation of the present invention. The limiting conditions, any structural modification, proportional relationship, change or size adjustment, shall fall within the scope of the technical content disclosed in the present invention without affecting the effects and objectives that can be achieved by the present invention In the range.

同时，本说明书中所引用的如“上”、“下”、“左”、“右”、 “中间”及“一”等的用语，亦仅为便于叙述的明了，而非用以限定本发明可实施的范围，其相对关系的改变或调整，在无实质变更技术内容下，当亦视为本发明可实施的范畴。At the same time, terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for ease of description, not to limit the text. The scope of implementation of the invention, the change or adjustment of its relative relationship, without substantial changes to the technical content, shall also be regarded as the scope of implementation of the invention.

参照图1-10，一种对位芳纶断层的接续组件2，包括：紧贴对位芳纶断层的软管201、用于箍紧接续部位的第一紧固环202和第二紧固环203、置于软管201外部的管状包覆层204；1-10, a splicing assembly 2 for para-aramid faults, including: a hose 201 that closely adheres to the para-aramid faults, a first fastening ring 202 and a second fastening for tightening the connection part Ring 203, a tubular coating 204 placed on the outside of the hose 201;

软管201是内部中空的管状，软管201的两端分别是用于嵌套断层处芳纶纤维的第一外区205和第二外区211，软管201的中间处是内腔放置接续芳纶3的中间体208，接续芳纶3的纤维方向与软管201的轴向一致，中间体208的内径大于第一外区205和第二外区211的内径；第一紧固区206位于第一外区205与中间体208之间，第一紧固区206的外部是向内凹陷的第一卡环槽212，第一紧固区206的内部是条状的凸起214和条状的凹槽215相间分布；第一引导区207连接着第一紧固区206与中间体208；第二紧固区210位于第二外区211与中间体208之间，第二紧固区210的外部是向内凹陷的第二卡环槽213，第二紧固区210的内部是条状的凸起214和条状的凹槽215相间分布，第二引导区209连接着第二紧固区210与中间体208。The hose 201 is a tube with a hollow inside. The two ends of the hose 201 are respectively the first outer zone 205 and the second outer zone 211 for nesting the aramid fiber at the fault. The middle of the hose 201 is the inner cavity for the connection The intermediate 208 of the aramid 3, the fiber direction of the continuous aramid 3 is consistent with the axial direction of the hose 201, the inner diameter of the intermediate 208 is larger than the inner diameters of the first outer zone 205 and the second outer zone 211; the first fastening zone 206 Located between the first outer area 205 and the intermediate body 208, the outside of the first fastening area 206 is a first snap ring groove 212 recessed inward, and the inside of the first fastening area 206 is a strip of protrusions 214 and strips. The grooves 215 are distributed alternately; the first guide area 207 connects the first fastening area 206 and the intermediate body 208; the second fastening area 210 is located between the second outer area 211 and the intermediate body 208, and the second fastening area The outside of 210 is a second snap ring groove 213 that is recessed inward, and the inside of the second fastening area 210 is distributed with strip-shaped protrusions 214 and strip-shaped grooves 215 alternately, and the second guide area 209 is connected to the second tightening area. The solid area 210 and the intermediate 208.

第一紧固环202的宽度等于第一卡环槽212的宽度；第二紧固环203的宽度等于第二卡环槽213的宽度。软管201的中间体208处的外径等于包覆层204的内径。The width of the first fastening ring 202 is equal to the width of the first snap ring groove 212; the width of the second fastening ring 203 is equal to the width of the second snap ring groove 213. The outer diameter at the intermediate body 208 of the hose 201 is equal to the inner diameter of the covering layer 204.

在光缆1中，完好部分105的光缆中间内部是光纤芯101，在光纤芯101的外部包覆缓冲层102，缓冲层102一般为橡胶材质，芳 纶增强层103在缓冲层102外部进行增强，外护套104包覆在芳纶增强层103外部。当外护套104破损后，部分芳纶增强层103出现破损而缓冲层102以内完好，本发明是针对该情况下的芳纶增强层103进行接续。In the optical cable 1, the intact part 105 has an optical fiber core 101 inside the middle of the optical fiber, and a buffer layer 102 is coated on the outside of the optical fiber core 101. The buffer layer 102 is generally made of rubber, and the aramid reinforcement layer 103 is reinforced outside the buffer layer 102. The outer sheath 104 covers the outside of the aramid reinforced layer 103. When the outer sheath 104 is damaged, part of the aramid reinforced layer 103 is damaged and the buffer layer 102 is intact. The present invention is directed to the aramid reinforced layer 103 in this case.

一种应用对位芳纶断层的接续组件的接续方法，包括以下步骤：A splicing method for splicing components using para-aramid faults includes the following steps:

S1，确定光缆1上芳纶增强层103的破损部分108，并清理第一破损端106和第二破损端107，使第一破损端106和第二破损端107断口平齐；S1: Determine the damaged part 108 of the aramid reinforced layer 103 on the optical cable 1, and clean the first damaged end 106 and the second damaged end 107, so that the first damaged end 106 and the second damaged end 107 are flush;

S2、测量破损部分108的长度，准备长度为破损部分108长度2-5倍的接续芳纶3；S2. Measure the length of the damaged part 108 and prepare a spliced aramid 3 with a length of 2-5 times the length of the damaged part 108;

S3、将第一破损端106处露出的芳纶与接续芳纶3一端交错叠放后，嵌压进软管201至接续芳纶3端部交错部位位于第一紧固区206中，第一紧固环202安装在第一卡环槽212处预紧；S3. After the aramid fiber exposed at the first damaged end 106 and one end of the continuous aramid fiber 3 are stacked in a staggered manner, they are pressed into the hose 201 until the interlaced part of the end of the continuous aramid fiber 3 is located in the first fastening area 206. The fastening ring 202 is installed in the first snap ring groove 212 to be pre-tightened;

S4、将第二破损端107处露出的芳纶嵌压进软管201中并与软管201内部的接续芳纶3的另一端进行交错叠放，交错部位位于第二紧固区210，第二紧固环203安装在第二卡环槽213处预紧；S4. Embed the aramid fiber exposed at the second damaged end 107 into the hose 201 and stack it in a staggered manner with the other end of the aramid fiber 3 inside the hose 201. The staggered part is located in the second fastening area 210. The second fastening ring 203 is installed in the second snap ring groove 213 to be pre-tightened;

S5、将包覆层204自中间向两端预压，将第一紧固环202和第二紧固环203箍紧，最终将包覆层204箍紧。S5. Pre-press the covering layer 204 from the middle to the two ends, tighten the first fastening ring 202 and the second fastening ring 203, and finally tighten the covering layer 204.

不脱离本发明的构思和范围可以做出许多其他改变和改型。应当理解，本发明不限于特定的实施方式，本发明的范围由所附权利要求限定。Many other changes and modifications can be made without departing from the concept and scope of the present invention. It should be understood that the present invention is not limited to specific embodiments, and the scope of the present invention is defined by the appended claims.

Claims (4)

一种对位芳纶断层的接续组件，其特征在于，A splicing component for para-aramid faults, characterized in that: 包括：紧贴对位芳纶断层的软管(201)、用于箍紧接续部位的第一紧固环(202)和第二紧固环(203)、置于软管(201)外部的管状包覆层(204)；Including: a hose (201) that closely adheres to the para-aramid fault, a first fastening ring (202) and a second fastening ring (203) used to fasten the connection part, and a hose (201) placed outside Tubular coating (204); 软管(201)是内部中空的管状，软管(201)的两端分别是用于嵌套断层处芳纶纤维的第一外区(205)和第二外区(211)，软管(201)的中间处是内腔放置接续芳纶(3)的中间体(208)，接续芳纶(3)的纤维方向与软管(201)的轴向一致，中间体(208)的内径大于第一外区(205)和第二外区(211)的内径；The hose (201) is a tube with a hollow inside. The two ends of the hose (201) are respectively the first outer zone (205) and the second outer zone (211) for nesting aramid fibers at the fault. The hose ( In the middle of 201) is the intermediate (208) where the aramid fiber (3) is connected. The fiber direction of the aramid fiber (3) is consistent with the axial direction of the hose (201). The inner diameter of the intermediate (208) is larger than The inner diameter of the first outer zone (205) and the second outer zone (211); 第一紧固区(206)位于第一外区(205)与中间体(208)之间，第一紧固区(206)的外部是向内凹陷的第一卡环槽(212)，第一紧固区(206)的内部是条状的凸起(214)和条状的凹槽(215)相间分布；第一引导区(207)连接着第一紧固区(206)与中间体(208)；The first fastening area (206) is located between the first outer area (205) and the intermediate body (208). The outside of the first fastening area (206) is a first snap ring groove (212) that is recessed inward. Inside a fastening area (206) are strip-shaped protrusions (214) and strip-shaped grooves (215) distributed alternately; the first guiding area (207) connects the first fastening area (206) and the intermediate body (208); 第二紧固区(210)位于第二外区(211)与中间体(208)之间，第二紧固区(210)的外部是向内凹陷的第二卡环槽(213)，第二紧固区(210)的内部是条状的凸起(214)和条状的凹槽(215)相间分布，第二引导区(209)连接着第二紧固区(210)与中间体(208)。The second fastening area (210) is located between the second outer area (211) and the intermediate body (208). The outside of the second fastening area (210) is a second snap ring groove (213) recessed inwardly. Inside the second fastening area (210) are strip-shaped protrusions (214) and strip-shaped grooves (215) distributed alternately, and the second guiding area (209) connects the second fastening area (210) with the intermediate body (208). 根据权利要求1所述的一种对位芳纶断层的接续组件，其特征在于，第一紧固环(202)的宽度等于第一卡环槽(212)的宽度；第二紧固环(203)的宽度等于第二卡环槽(213)的宽度。The splicing component of a para-aramid fault according to claim 1, wherein the width of the first fastening ring (202) is equal to the width of the first snap ring groove (212); the second fastening ring ( The width of 203) is equal to the width of the second snap ring groove (213). 根据权利要求1所述的一种对位芳纶断层的接续组件，其特征在于，软管(201)的中间体(208)处的外径等于包覆层(204)的内径。The splicing component of para-aramid fault according to claim 1, characterized in that the outer diameter of the intermediate body (208) of the hose (201) is equal to the inner diameter of the covering layer (204). 一种应用权利要求1-3任一所述的对位芳纶断层的接续组件的接续方法，其特征在于，A splicing method using the splicing component of the para-aramid fault according to any one of claims 1 to 3, characterized in that: S1，确定光缆(1)上芳纶增强层(103)的破损部分(108)，并清理第一破损端(106)和第二破损端(107)，使第一破损端(106)和第二破损端(107)断口平齐；S1. Determine the damaged part (108) of the aramid reinforced layer (103) on the optical cable (1), and clean the first damaged end (106) and the second damaged end (107) so that the first damaged end (106) and the The fracture of the second damaged end (107) is flush; S2、测量破损部分(108)的长度，准备长度为破损部分(108)长度2-5倍的接续芳纶(3)；S2. Measure the length of the damaged part (108) and prepare the spliced aramid fiber (3) with a length of 2-5 times the length of the damaged part (108); S3、将第一破损端(106)处露出的芳纶与接续芳纶(3)一端交错叠放后，嵌压进软管(201)至接续芳纶(3)端部交错部位位于第一紧固区(206)中，第一紧固环(202)安装在第一卡环槽(212)处预紧；S3. After stacking the aramid fiber exposed at the first damaged end (106) and the end of the continuous aramid fiber (3) in a staggered manner, press into the hose (201) until the interlaced part of the end of the continuous aramid fiber (3) is located in the first In the fastening area (206), the first fastening ring (202) is installed at the first snap ring groove (212) for pre-tensioning; S4、将第二破损端(107)处露出的芳纶嵌压进软管(201)中并与软管(201)内部的接续芳纶(3)的另一端进行交错叠放，交错部位位于第二紧固区(210)，第二紧固环(203)安装在第二卡环槽(213)处预紧；S4. Embed the aramid fiber exposed at the second damaged end (107) into the hose (201) and stack it with the other end of the aramid fiber (3) inside the hose (201). The staggered part is located In the second fastening area (210), the second fastening ring (203) is installed at the second snap ring groove (213) for pre-tensioning; S5、将包覆层(204)自中间向两端预压，将第一紧固环(202)和第二紧固环(203)箍紧，最终将包覆层(204)箍紧。S5. Pre-press the covering layer (204) from the middle to the two ends, tighten the first fastening ring (202) and the second fastening ring (203), and finally tighten the covering layer (204).
PCT/CN2020/125234 2019-11-01 2020-10-30 Connecting assembly for p-aramid fracture, and connecting method therefor Ceased WO2021083325A1 (en)

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