CN101845763B - Distributed intelligent rope and manufacturing method thereof - Google Patents
Distributed intelligent rope and manufacturing method thereof Download PDFInfo
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- CN101845763B CN101845763B CN2010101458396A CN201010145839A CN101845763B CN 101845763 B CN101845763 B CN 101845763B CN 2010101458396 A CN2010101458396 A CN 2010101458396A CN 201010145839 A CN201010145839 A CN 201010145839A CN 101845763 B CN101845763 B CN 101845763B
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Abstract
The invention discloses a distributed intelligent rope and a manufacturing method thereof, which relates to the field of composite materials for building structures and intelligent sensors. The rope comprises an optical fiber (1), a stranding layer of a carbon fiber and a basalt fiber (2), a nylon fiber sleeve (3) and a protective coating (4) which are sequentially connected from the inside to the outside. The method comprises the steps of: (1), leading fibers out of a yarn shelf; sequentially combining the carbon fiber and the basalt fiber proportionally according to layers into piled yarns by a conveyor; leading the optical fiber out freely to manufacture a rope body along with a plurality of piled yarns processed by a high-strength rope manufacturing machine; and meanwhile, manufacturing nylon fiber sleeve by processing a high-strength nylon fiber outside the rope body by a double-layer weaving machine; (2), coating a layer of silane coupling agent and surface treating agent on the surface of the nylon fiber sleeve; and (3), obtaining a distributed intelligent rope product by coiling, cutting and packing. The rope is a self-monitoring self-diagnosis new resource with optimized configuration, as well as one of the main base materials of an intelligent multifunctional novel composite material for buildings.
Description
Technical field
The present invention relates to composite and intelligence sensor field that a kind of building structure is used, relate in particular to a kind of distributed intelligent rope and manufacture method thereof.
Background technology
The novel building composite of high-strength, light-duty, high-quality is as the basic material of modern architecture, and its development more and more comes into one's own.The novel building composite occupies crucial status under construction as the main base material of building.Along with riseing significantly of China's novel building composite demand, the existing building composite can not satisfy the demand of novel building.Though by strengthening the investment amount of having additional supply of to the composite building material production facility, the traditional composite building material that uses has not satisfied the demand of modern architecture thing at present in composite building material administrative department, some in addition out-of-date; Traditional composite building material resource is also constantly reducing and is disappearing, and the New Building Materials resource of building trade has become the bottleneck problem of modern architecture.
In addition, along with the fast development that Chinese Urbanization is built, land resource is more and more nervous, and the selection of construction area has been subjected to bigger restriction.Therefore, for solving these bottleneck problems, need to increase and enlarge the supply of traditional construction material and composite building material on the one hand to satisfy the demand of building trade.But the expansion of newly-built city, road, bridge need increase new soil and infrastructure investment, certainly will cause traditional construction material to roll up, so traditional construction material is restricted in many-sides such as the energy, mineral products, environmental protection, fund, geographical position, planning.On the other hand, will be to the old building thing, road, bridge is transformed and is reinforced, particularly history relic is built, promptly utilize the basis and the original appearance of original old building thing that it is played a role to greatest extent, improve old building thing function of use and land resources utilization, reduction is to the investment of new building, reduce the energy consumption in newly-increased land area and the construction material transportation, essential a large amount of novel building composite that uses light-duty high-strength, construction has the new resources economizing type of China's characteristic, environmentally friendly novel building has become the problem that the Chinese national economy field presses for solution.Existing novel light composite building material all is the product that adopts single longitudinal fiber bundle and resin compounded to make, though the tensile strength height, folding strength is low.The needs of new building have not been satisfied.
Moreover on the one hand, natural calamity takes place frequently, and causes large tracts of land to stride to building easily and collapses and the damage accident; On the other hand, a large amount of original and newly-built bridge, tunnel, dam and antiquated buildings, how these buildings are carried out from monitoring, self diagnosis, in time carry out inspection, maintenance and monitoring to these buildings, and distribute New Building Materials and composite building material resource rationally, and the standard of setting up defences and the function of use and the construction efficiency that improve building that improve New Building Materials, improving the safe in utilization of the construction safety of building and building, also is the urgent problems that solve of needs.To carry out health monitoring and check that additional sensor spare could be realized separately building.Existing sensors mainly contains traditional resistance strain plate and vibrating wire sensor, they all are to be pasted on tested architectural use, existing intelligent muscle and packaged type fiber-optic grating sensor are with sensor package in thin metal sleeve or after being embedded in the interlayer of FRP fibrous material, be pasted on again on the tested building, above several method is laid sensor all for construction and has been brought that a lot of inconvenience, survival rate are not high, durability is not long, and the precision of sensor is also low, inaccurate during test; So the life-span that traditional intelligent muscle is applied in the building structure monitoring is very short, be difficult to promote.
It is the high-strength stressed material of load-bearing that current a large amount of modern architecture thing is badly in need of a large amount of again, is again the intelligent composite of sensor type.In addition, how to carry out autonomous innovation, the novel high-strength intelligence shape composite that is formed with China's independent intellectual property right also is to press for the problem of paying close attention to and solving.
Summary of the invention
Purpose of the present invention just is to overcome the shortcoming and defect that prior art exists, and a kind of distributed intelligent rope and manufacture method thereof are provided.
The object of the present invention is achieved like this:
1, the structure of distributed intelligent rope
This rope comprises optical fiber, carbon fiber and basalt fibre plying layer, nylon fiber sleeve pipe and the protective finish that from inside to outside connects successively.
2, the manufacture method of distributed intelligent rope
This method comprises the following steps:
1. fiber is drawn from creel, through transport, according to level carbon fiber, basalt fibre are synthesized a strand yarn in proportion, again optical fiber is freely derived with a plurality of strands of yarns and make the rope body through high-strength rope machine, make optical fiber remain at rope body central authorities, simultaneously high-strength nylon fiber is made the nylon fiber sleeve pipe through the double braid machine in that rope is external;
2. apply one deck silane coupler and surface conditioning agent at the nylon fiber sleeve surface;
3. through batching, cut and packing forming the distributed intelligent rope product.
The present invention has following advantage and good effect:
1, the present invention adopts high performance basalt fibre, carbon fiber mutually compound with optical fiber with the nylon fiber material, at first produces distributed intelligent rope; Optical fiber is covered by the central authorities of several fibers as the sensor element of rope, have that conductive performance is good, corrosion-resistant, bearing capacity is high and the high-quality rope of characteristics such as endurance quality is strong, simultaneously also in the appearance of rope braiding one deck softness, wear-resistingly examine, high-strength nylon fiber sleeve pipe that intensity is high, and on the nylon fiber sleeve pipe, apply a kind of silane coupler, make it have distributed intelligent rope good with the resin affinity, that bonding is strong.
2, the present invention also has from heavy and light, is convenient to transportation, use and easy for installation, advantages such as survival rate is big, corrosion resistance and good endurance.With the distributed composite material intelligent muscle that distributed intelligent rope is made, not only tensile strength height, and folding quality is strong, is good intelligent sensing material, is again the high-strength stressed material of carrying.Distributed intelligent rope, economical, efficient, suitable, can effectively solve the bottleneck problem that lacks high-performance and high-grade advanced composite material (ACM) distributed intelligence muscle in the current building trade;
3, distributed intelligent rope is compared with other intellectual material, also has remarkable advantages on its price, hang down more than 20%.The present invention has formed high performance distributed intelligent rope owing to introduced optical fiber in the high-intensity fiber rope, make it have the dual-use function of bearing capacity material and sensor.With the still not high-strength construction material of composite that distributed intelligent rope is made, building is realized from monitoring, self-diagnostic function.The composite building material of novel intelligence sensor of high-quality and new shape is provided for the construction of building engineerings such as novel architectural engineering and building such as bridge pier, bridge, tunnel and monitoring, the monitoring sensing material of this novel intelligent is stable more, reliable, and has overcome problems such as traditional intelligence sensor construction survives low, anti-environmental corrosion and creep-resistant property is relatively poor, durability is obviously bad.
4, this distributed intelligent rope is a kind of demand that can satisfy new, old building engineering and building, and have good mechanics, resistance to chemical corrosion, a creep-resistant property etc., lower price advantage is arranged again, be a kind of, and have one of the new resources of distributing rationally and novel building main base materials of intelligent multifunction from monitoring, self diagnosis.
Description of drawings
Fig. 1 is the structural representation of this rope.
Wherein:
The 1-optical fiber;
2-carbon fiber and basalt fibre plying layer;
3-nylon fiber sleeve pipe;
The 4-protective finish;
The A-oblique section.
The specific embodiment
Describe in detail below in conjunction with drawings and Examples:
One, distributed intelligent rope
1, overall
As Fig. 1, this rope comprises optical fiber 1, carbon fiber and basalt fibre plying layer 2, nylon fiber sleeve pipe 3 and the protective finish 4 that from inside to outside connects successively.
2, functional part
1) optical fiber 1
Described optical fiber 1 is a kind of telecommunication optical fiber;
Telecommunication optical fiber is bare fibre or jacket fiber, and jacket fiber is loose tube fiber or tight tube fiber.
Loose tube fiber does not solidify between its sheath and the optical fiber, so a temperature influence, and not affected by force is used for measuring Temperature Distribution completely;
Tight tube fiber solidifies between its sheath and the optical fiber, is used for measuring stress or strain; Measure ess-strain with tight tube fiber, can place loose tube fiber side by side and do temperature-compensating.
Can place many optical fibers 1 simultaneously in the distributed intelligent rope, standby to do.
Advanced trip temperature of optical fiber 1 important affair and strain (or stress) are demarcated.
2) carbon fiber and basalt fibre plying layer 2
Described carbon fiber and basalt fibre plying layer 2 are a kind of plying layers that formed through tension under the effect of buncher and tension force by carbon fiber and basalt fibre, and its percentage by weight is respectively:
Carbon fiber is 50-60%; Basalt fibre 40-50%.
The function of carbon fiber and basalt fibre plying layer 2 is to strengthen.
3) the nylon fiber sleeve pipe 3
Described nylon fiber sleeve pipe 3 is a kind ofly through the double braid machine rope core body (optical fiber 1 and carbon fiber and basalt fibre plying layer 2) to be wrapped in wherein, the sleeve pipe that is woven into nylon fiber.
The function of nylon fiber sleeve pipe 3 is:
Be enclosed within the rope core surface, make rope have characteristics such as soft surface and ABRASION RESISTANCE be strong.
The material selection nylon fiber or the polypropylene fibre of nylon fiber.
4) protective finish 4
Described protective finish 4 is a kind of one deck silane coupler and surface conditioning agents in the rope surface-coated.
The function of protective finish 4 is resistance to chemical attack, water-fast, cold-resistant freezing.
Silane coupler and surface conditioning agent are selected KH550 or the KH560 that combines as epoxy resin, vinylite, mylar and phenolic resins etc. for use.
Two, the manufacture method of distributed intelligent rope
1) step 1.
Preparation facilities is installed, is pooled capital, carry optical fiber, high-strength drawing fiber to become thigh, double braid intelligent rope outer tube with about 55% carbon fiber, fiber comprising the basalt fibre of carrying about 45%.Feeding device is supplied with continuous fibers, and rope is produced continuously.
2) step 2.
Silane coating coupling agent and surface conditioning agent adopt the mode of spraying silane coupler that coating is carried out on the rope surface, make rope and reinforced resins adhesive property strong, can produce that high-quality is high-strength, the composite material intelligent muscle of folding excellent in durability.
3) step 3.
Comprise and batch, cut, pack.
Rope available machines used or artificial cutting, neat with port, and to find optical fiber be main points.
The rope packing, the port welding, and bandage the optical fiber connectivity port.According to actual conditions, can bandage the end this moment using on-the-spot welding optical fiber, so that the protection optic fibre end.Welding procedure refers to sensor fibre and the common communication optical fiber butt joint that picks out usefulness are adopted special-purpose quartz fibre consolidation equipment, so that be connected to light analyzer herein.
Four, distributed intelligent rope moulding mechanism
1, this rope is combined as a whole by high-intensity fiber and optical fiber, and optical fiber is coated on central authorities tightly by various high-intensity fibers, and the sensor that self is composite is again one of skeleton of reinforcing material.
Optical fiber is as sensor material, advantage such as have that conduction of velocity is fast, the leaded light performance is strong and capacity is big;
Carbon fiber has the high advantage of intensity as reinforcing material;
Basalt fibre is as the stressed material of skin, have high temperature resistant, corrosion-resistant, intensity is high, with advantages such as resin-bonded performance is strong;
High-strength nylon fiber has the good advantage of ABRASION RESISTANCE as the protection lagging material.
This rope has possessed the key property that other distributed intelligence sensor and primary structure member composite all do not have.This method is not only applicable to composite distributed intelligence muscle in the building trade or intelligence sensor with the preparation method of distributed intelligent rope, is applicable to the manufacture method that is similar to intelligent rope in the other industry yet.
2, a large amount of and various ropes are arranged in existing technology, fix various buildings or other object with it, these ropes generally all are that braiding or coil buckling form, and are made up of the fibrous material more than two strands.Up to the present, the manufacture method of these ropes has craft, and half machinery and mechanization are arranged, and intelligent rope all is being made by handwork, and just pastes various sensors on rope.
This method is that collection of material such as optical fiber, carbon fiber, basalt fibre and nylon fiber are integral.These high-strength assorted fibres should divide plural level to arrange, optical fiber is arranged in the innermost layer and the central authorities of rope body, the middle part fiber is pressed optical fiber, carbon fiber, the ordering of basalt fibre straight line according to this, successively be arranged as do not have to curl, the cordage centerbody of no twist, no coil buckling, the fiber tension of rope centerbody requires even substantially; The outside is for high-strength nylon fiber and be woven into shapes such as herringbone, cross-helicity shape.The all fibres surface all will apply KH550 or KH560 coupling agent and the surface conditioning agent that combines as epoxy resin, vinylite, mylar and phenolic resins etc.This method can be carried out mechanization production on general general rope machine, multiply braiding machine and double braid machine.
3, this method replaces manual, semi-mechanization production with the mode of production of continuous mechanized, can make continuous distributed formula intelligent rope, can make the distributed intelligent rope of the distributed intelligence rope of single hop or round formula, helical form formula again.This method is by carrying carbon fiber, basalt fibre, through the fiber plying, carry optical fiber, high-strength rope making, and double braid batches and cuts operation such as packing and finishes.Contain to the fibre-optic step of cordage central authorities conveying in the distributed intelligent rope preformed stage; Adopt the described continuous manufacturing distributed intelligent rope moulding process of this method, the distributed intelligence rope of producing, not only realized the continuous mechanized production of square distributed intelligent rope, the more important thing is to have overcome traditional composite material intelligent muscle with single fibre bundle manufacturing, make the defective of composite material intelligent muscle folding resistance difference.Can be when using distributed intelligent rope according to the random cutting length of people's needs, push then that rope ends is found out optical fiber and optical cable is taken knot aside, this is that traditional composite material intelligent muscle can't be realized.The soft surface of the distributed intelligent rope product that this method is made, ABRASION RESISTANCE is strong, has good folding resistance.Its length of distributed intelligent rope can be from 1m-500m, and diameter can keep the two ends of intelligent rope not scatter from 4mm-150mm.
4, the advantage of this method is conspicuous, the distributed intelligent rope that it will use has in a large number been realized mechanization production, improved production efficiency, alleviated direct labor's labor intensive, the loss and the operation place of expensive carbon fiber material have been reduced, the economic and energy saving effect is obvious, and the tension force of fiber can keep regular consistent in its distributed intelligent rope shape, size and rope of processing, improved with the distributed intelligence muscle of distributed intelligent rope making or the intensity and the folding excellent in durability of composite products, packed, transported easy to use.
5, the distributed intelligent rope of producing with this method, realized:
1) technical indicator
Spatial resolution: 10cm;
Strain measurement precision: ± 0.0025%;
Temperature measurement accuracy: 0.6 ℃;
Measuring Time: 3min.
2) soft surface, ABRASION RESISTANCE is strong, and the light loss consumption is few, and good resolution is used the survival rate height.
3) its length of distributed intelligent rope can be from more than the 1m-500m, and diameter can keep the two ends of intelligent rope not scatter from 4mm-150mm.
Three, the using method of distributed intelligent rope and application
1, the optical fiber at distributed intelligent rope two ends connects mutually with the optical cable of certain-length, and optical cable is as the connection lead of tester.Owing to after distributed intelligent rope can be cut out at the scene by the dimensional requirement of building, find out two ends optical fiber and optical cable and take knot, overcome essential direct system, the difficult problem that can't take knot after cutting out at the scene with optical cable of adopting of traditional composite material intelligent muscle.The characteristics of distributed intelligent rope maximum can improve tensile strength, elastic modelling quantity and the anti-fatigue performance of composite in building structure when being to use prestressed composite materials to make building structure.
2, in addition, utilize this distributed intelligent rope to make the distributed intelligence muscle.Life-span weak point, range weak point, survival rate that traditional intelligent muscle is applied in the building structure monitoring are not high, so promotion and application all are restricted.This distributed intelligence muscle can be laid simultaneously with the reinforcing bar or the compound muscle of building when construction, self becomes a member of reinforcing bar, the same bar-mat reinforcement that is bundled into other reinforcing bar, and it is also very convenient to construct.This distributed intelligence muscle, the intensity height has folding resistance, good stability, an advantage such as corrosion-resistant, anti-electromagnetic interference is strong, volume is little, in light weight, range length, good stability.It can be measured as multinomial physical change situations such as the crackle of strain, stress, temperature and inside concrete and positions.
3, this distributed intelligent rope can also be used for the health monitoring of aspects such as the suspension cable of bridge and building and automobile, steamer, mine and the stressed material and the sensing material of health examination.
Claims (1)
1. the manufacture method of a distributed intelligent rope is characterized in that:
Distributed intelligent rope comprises optical fiber (1), carbon fiber and basalt fibre plying layer (2), nylon fiber sleeve pipe (3) and the protective finish (4) that from inside to outside connects successively;
Described optical fiber (1) is a kind of telecommunication optical fiber;
Telecommunication optical fiber is bare fibre or jacket fiber, and jacket fiber is loose tube fiber or tight tube fiber;
Described carbon fiber and basalt fibre plying layer (2) are a kind of plying layers that is formed through tension under the effect of buncher and tension force by carbon fiber and basalt fibre, and its percentage by weight is respectively:
Carbon fiber is 50-60%; Basalt fibre 40-50%;
Described nylon fiber sleeve pipe (3) is a kind ofly through the double braid machine rope core body to be wrapped in wherein, the sleeve pipe that is woven into nylon fiber;
Described protective finish (4) is a kind of surface conditioning agent in the rope surface-coated;
The manufacture method of distributed intelligent rope comprises the following steps:
1. fiber is drawn from creel, through transport, according to level carbon fiber, basalt fibre are synthesized a strand yarn in proportion, wherein again optical fiber is freely derived with a plurality of strands of yarns and make the rope body through high-strength rope machine, make optical fiber remain at rope body central authorities, simultaneously high-strength nylon fiber is made the nylon fiber sleeve pipe through the double braid machine in that rope is external;
2. apply the layer of surface finishing agent at the nylon fiber sleeve surface;
3. through batching, cut and packing forming the distributed intelligent rope product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101458396A CN101845763B (en) | 2010-04-07 | 2010-04-07 | Distributed intelligent rope and manufacturing method thereof |
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| CN2010101458396A CN101845763B (en) | 2010-04-07 | 2010-04-07 | Distributed intelligent rope and manufacturing method thereof |
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| CN101845763A CN101845763A (en) | 2010-09-29 |
| CN101845763B true CN101845763B (en) | 2011-09-14 |
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| CN2010101458396A Expired - Fee Related CN101845763B (en) | 2010-04-07 | 2010-04-07 | Distributed intelligent rope and manufacturing method thereof |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104114761A (en) * | 2012-01-12 | 2014-10-22 | 奥的斯电梯公司 | Protective coating for cords |
| CN102899945A (en) * | 2012-11-07 | 2013-01-30 | 江西瑞金金字电线电缆有限公司 | Sealing woven rope |
| CN103234684B (en) * | 2013-04-23 | 2015-05-20 | 江苏蛟龙重工集团有限公司 | Online real-time tension measuring device |
| BR112019012505A2 (en) * | 2016-12-22 | 2019-11-19 | Dsm Ip Assets Bv | spliced rope system |
| CN107984812A (en) * | 2017-12-29 | 2018-05-04 | 中冶建筑研究总院有限公司 | Composite fiber tissue layer, the composite fiber sheet material and composite fiber adhesive tape for including it |
| CN109859893A (en) * | 2018-12-20 | 2019-06-07 | 鲁普耐特集团有限公司 | A kind of unmanned plane is tethered at cable and preparation method thereof with multi-functional |
| CN110983612B (en) * | 2019-12-03 | 2022-02-18 | 山东鲁普科技有限公司 | Bending fatigue resistant chemical fiber rope and manufacturing method thereof |
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| US6999641B2 (en) * | 2002-05-03 | 2006-02-14 | Jerry Gene Williams | Measurement of large strains in ropes using plastic optical fibers |
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| US5182779A (en) * | 1990-04-05 | 1993-01-26 | Ltv Aerospace And Defense Company | Device, system and process for detecting tensile loads on a rope having an optical fiber incorporated therein |
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