CN101270521A - Carbon fiber one-way fabric and method for manufacturing same - Google Patents
Carbon fiber one-way fabric and method for manufacturing same Download PDFInfo
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- CN101270521A CN101270521A CNA200710038411XA CN200710038411A CN101270521A CN 101270521 A CN101270521 A CN 101270521A CN A200710038411X A CNA200710038411X A CN A200710038411XA CN 200710038411 A CN200710038411 A CN 200710038411A CN 101270521 A CN101270521 A CN 101270521A
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- way fabric
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Abstract
The invention provides a carbon fiber unidirectional fabric used for reinforcing a reinforced concrete structure and a manufacture method thereof. The carbon fiber unidirectional fabric includes a plurality of strips of carbon fasciculi threads forming a longitude and is characterized in that the woof formed by a plurality of hot melting lines and a plurality of strips of carbon fasciculi threads are wove into a breadth. The carbon fiber unidirectional fabric of the invention has the advantages of high intensity, good wear resistance, anti-acid and alkali, corrosion resistance, fatigue resistance, unstressed relaxation, creeping, light weight, thin thickness and not increasing the burden of components, convenient cutting and convenient construction; besides, the woof adopts a hot melting line which avoids the longitude and the woof carbon fasciculi threads from generating bending and enfolding during the weaving process; the gap between the fasciculis is also beneficial to resin filtering during the reinforcing process.
Description
Technical field
The present invention relates to a kind of carbon fiber one-way fabric and manufacture method thereof that is used for the reinforcement and strengthening of reinforced concrete structure.
Background technology
Along with the continuous generation of the natural calamities such as aging, extensive earthquake calamity of urban infrastructure and the continuous appearance of some other problem, people have improved the understanding to structure reparation and reinforcing gradually.In the past, the main employing at structure surface affixing steel plate, or thicken construction method such as concrete.The main recently reinforced construction method of pasting carbon fibre reinforced composite on the structure surface that adopts, because this construction method has advantages such as good application property and superior corrosion resistance, and approved widely and use, now replace traditional reinforcement means gradually and become main reinforced construction method.
In this class material, carbon cloth has excellent physical and mechanical property, tensile strength is higher than ordinary steel 10-15 doubly, elastic modelling quantity and steel are more approaching, the utmost point is suitable for the reinforcing and repairing of reinforced concrete structure, it has favorable durability and corrosion resistance, widely applicable, can be applicable to the xoncrete structure of all kinds and shape, construction quality is easy to guarantee, because carbon fiber one-way fabric is soft, is not very smooth even be reinforced the surface, also can guarantee effective stickup of 100%, as find to paste the part, rear surface bubble is arranged, can easily air be thrown out, realize pasting firmly, also have thin thickness with the method for injector to inject alite paste, in light weight, substantially do not increase deadweight and appearance and size behind the reinforcing and repairing.And the carbon cloth of existing longitude and latitude braiding, the cost height, and also because carbon fiber silk thread footpath is superfine, warp, latitude carbon fiber wire produce crooked, folding in the braiding process, have had a strong impact on the tensile strength of carbon fiber wire, hinder the application prospect of carbon cloth.
Summary of the invention
The first aspect of technical problem to be solved by this invention is to provide a kind of carbon fiber one-way fabric that is used for the reinforcement and strengthening of reinforced concrete structure.
The second aspect of technical problem to be solved by this invention is to provide the manufacture method of this one-way fiber fabric.
Technical problem solved by the invention can realize by the following technical solutions:
A kind of carbon fiber one-way fabric as first aspect present invention, comprise many carbon fiber synnemas that constitute warp, it is characterized in that: many strip hot melts line constitutes parallel and many carbon fiber synnemas are woven into the width of cloth, described many strip hot melts line is fixed together hot melt line and carbon fiber synnema through heating, to finish the typing of carbon fiber one-way fabric.
In the utility model, in order to increase the intensity of carbon fiber one-way fabric, many hot melt line two ends that constitute parallel can adopt the hot melt line to be fixed together respectively.
In order to ensure tensile strength, 12000 or 15000 carbon fibers of the every Shu Caiyong of described carbon fiber synnema.
Be provided with the gap between the described two adjacent carbon fiber synnemas, so that during reinforcement and strengthening, spread upon the resin penetration on carbon fiber one-way fabric surface.
Spacing between the described adjacent two hot melt lines is 4-6mm.
Described carbon fiber one-way fabric profile is a band shape, be rolled into plate-like, reel inner diameter d＞150mm, the width of carbon fiber one-way fabric are 50mm-300mm, be divided into six kinds of specifications by 50mm, 100mm rule, the nominal thickness of carbon fiber one-way fabric is two kinds of 0.12mm and 0.17mm.
Manufacture method as the carbon fiber one-way fabric of second aspect present invention comprises the steps:
1. the carbon fiber synnema is fixed on the 408 station equipment, is separated from each other between the carbon fiber synnema, carry out the station location;
2. the carbon fiber synnema is by air deflector I, and making the mobile angle of synnema is 25 °～45 °; The carbon fiber synnema makes all carbon fiber synnemas be in same plane by air deflector II;
3. the carbon fiber synnema is evenly disperseed, carry out 408 stations and accurately locate;
4. pinpoint carbon fiber synnema is used the braiding of hot melt line weft yarn, high-temperature shaping forms carbon fiber one-way fabric;
5. stereotyped carbon fiber one-way fabric is batched moulding.
Among the present invention, in order to ensure the quality of carbon fiber one-way fabric, in the step 1 with the carbon fiber synnema separately after, can further search and replace being fixed on the carbon fiber synnema that goes wrong on the 408 station equipment.
In order to make carbon fiber bundle smooth, described step 3 further comprises carbon fiber is flattened.
In the described step 4, the tow sides high-temperature shaping of carbon fiber one-way fabric is carried out respectively, earlier reverse side is carried out high-temperature shaping, again high-temperature shaping is carried out in its front, described setting temperature is 160 ℃～190 ℃.
Carbon fiber one-way fabric of the present invention, the intensity height, good endurance, antiacid alkali, corrosion-resistant, endurance unstressedly relax, creep, and be in light weight, thin thickness and do not increase the member loading, cut out conveniently, construction is convenient, parallel adopts the hot melt line to avoid in the braiding process producing crooked, folding through, latitude carbon fiber wire, the gap between the fibre bundle also is beneficial to the infiltration of resin in the reinforcement and strengthening process.
Description of drawings
Fig. 1 is the structural representation of carbon fiber one-way fabric of the present invention.
Fig. 2 is a carbon fiber one-way fabric manufacture method flow chart of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As shown in Figure 1, a kind of carbon fiber one-way fabric, comprise many carbon fiber synnemas 1 that constitute warp, in order to ensure tensile strength, 12000 or 15000 carbon fibers of carbon fiber synnema 1 every Shu Caiyong constitute, be provided with the gap between the two adjacent carbon fiber synnemas 1, so that during reinforcement and strengthening, spread upon the resin penetration on carbon fiber one-way fabric surface; Many strip hot melts line 2 constitutes parallel, and the spacing between the two adjacent hot melt lines 2 is 4-6mm, and many carbon fiber synnemas 1 are woven into the width of cloth, and the two ends of many strip hot melts line 2 can adopt hot melt line 3 and 4 to be fixed together respectively, to finish the fixed-type of carbon fiber one-way fabric.
After the moulding, the carbon fiber one-way fabric profile is a band shape, is rolled into plate-like, reel inner diameter d＞150mm, the width of carbon fiber one-way fabric is 50mm-300mm, is divided into six kinds of specifications by 50mm, 100mm rule, and the nominal thickness of carbon fiber one-way fabric is two kinds of 0.12mm and 0.17mm.
The manufacture method flow chart of carbon fiber one-way fabric of the present invention as shown in Figure 2, at first the carbon fiber synnema is fixed on the 408 station equipment, make between the carbon fiber synnema and be separated from each other, quality in order to ensure carbon fiber one-way fabric, with the carbon fiber synnema separately after, can further search and replace being fixed on the carbon fiber synnema that goes wrong on the 408 station equipment; Then the carbon fiber synnema is by air deflector (1), making the mobile angle of synnema is 25 °～45 °, the carbon fiber synnema makes all carbon fiber synnemas be in same plane by air deflector (2), this is one step of key that carbon fiber one-way fabric of the present invention is made, and the accuracy of its station location and the validity of air deflector have guaranteed not the wearing and tearing of carbon fiber synnema silk, not jackknifing.
Allow the carbon fiber synnema evenly disperse then, accurately locate, and the carbon fiber synnema flattened, can accurately locate once more the carbon fiber synnema after smooth, with the rare density of guaranteeing the carbon fiber synnema and the permeability of construction, product specification comprises 200g, 300g, 400g, can carry out special processing according to concrete needs.
Then pinpoint carbon fiber synnema is used the braiding of hot melt line weft yarn, high-temperature shaping forms carbon fiber one-way fabric, the tow sides high-temperature shaping of carbon fiber one-way fabric carries out respectively, earlier reverse side is carried out high-temperature shaping, again high-temperature shaping is carried out in its front, suitable setting temperature is 160 ℃～190 ℃.
Carbon fiber one-way fabric to moulding batches moulding at last, can test package and leave in and wait in the warehouse and sell or used.
Common carbon fiber one-way fabric of the present invention can comprise the steps: when reinforcement and strengthening
1. concrete surface is handled, and removes, polishes concrete surface deterioration layer, and the perfusion of place, crack is filled and led up, and concrete rupture, unfilled corner are mended flat, and angle portion wears into arcuation;
2. smear primer to concrete surface, primer need guarantee to infiltrate the contact concrete, and the thickness brushing is even, need do dustproof the processing in case of necessity, after having smeared primer, can further carry out pothole and mend flat concrete surface, mend flat preceding must parching by the affirmation primer, tack-free, make concrete surface smooth;
3. smear resin on primer, mixed with resin must be evenly, and resin thickness is even, the stream that do not hang down, and grasp the hardening of resin timeliness;
4. paste carbon fiber one-way fabric on resin, carbon fiber one-way fabric should stick by the design direction order, and pastes direction along carbon fiber one-way fabric bubble is extruded fully, after the deaeration operation, must confirm carbon fiber one-way fabric no wrinkle, no crooked.
5. smear resin once more on the carbon fiber one-way fabric surface, smearing resin must be even, and guarantees that carbon fiber one-way fabric will permeate fully with resin, during the multilayer reinforcement, but repeating step 3,4 and 5 can carry out anti-UV and fireproof paint at last on the carbon fiber one-way fabric surface and handle.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (10)
1. a carbon fiber one-way fabric comprises many carbon fiber synnemas that constitute warp, and it is characterized in that: many strip hot melts line constitutes parallel and many carbon fiber synnemas are woven into the width of cloth.
2. the carbon fiber one-way fabric shown in claim 1 is characterized in that: many hot melt line two ends that constitute parallels adopt the hot melt line to be fixed together respectively.
3. the carbon fiber one-way fabric shown in claim 1 is characterized in that: state the every bundle of carbon fiber synnema and comprise 12000 and 15,000 two kinds of specifications.
4. the carbon fiber one-way fabric shown in claim 1 or 3 is characterized in that: be provided with the gap between the described two adjacent carbon fiber synnemas.
5. the carbon fiber one-way fabric shown in claim 1 is characterized in that: the spacing between the described adjacent two hot melt lines is 4-6mm.
6. the carbon fiber one-way fabric shown in claim 1, it is characterized in that: described carbon fiber one-way fabric profile is a band shape, be rolled into plate-like, reel inner diameter d＞150mm, the width of carbon fiber synnema is 50mm-300mm, be divided into six kinds of specifications by 50mm, 100mm rule, carbon fiber synnema nominal thickness is two kinds of 0.12mm and 0.17mm.
7. the manufacture method of carbon fiber one-way fabric comprises the steps:
1]. the carbon fiber synnema is fixed on the 408 station equipment, is separated from each other between the carbon fiber synnema, carry out the station location;
2]. the carbon fiber synnema is by air deflector I, and making the mobile angle of synnema is 25 °～45 °; The carbon fiber synnema makes all carbon fiber synnemas be in same plane by air deflector II;
3]. the carbon fiber synnema is evenly disperseed, carry out 408 stations and accurately locate;
4]. pinpoint carbon fiber synnema is used the braiding of hot melt line weft yarn, and high-temperature shaping forms carbon fiber one-way fabric;
5]. stereotyped carbon fiber one-way fabric is batched moulding.
8. the method shown in claim 1 is characterized in that: in the step 1 with the carbon fiber synnema separately after, can further search and replace being fixed on the carbon fiber synnema that goes wrong on the 408 station equipment.
9. the method shown in claim 1 is characterized in that: described step 3 further comprises carbon fiber is flattened.
10. the method shown in claim 1, it is characterized in that: in the described step 4, the tow sides high-temperature shaping of carbon fiber one-way fabric is carried out respectively, earlier reverse side is carried out high-temperature shaping, again high-temperature shaping is carried out in its front, described setting temperature is 160 ℃～190 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710038411XA CN101270521A (en) | 2007-03-23 | 2007-03-23 | Carbon fiber one-way fabric and method for manufacturing same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710038411XA CN101270521A (en) | 2007-03-23 | 2007-03-23 | Carbon fiber one-way fabric and method for manufacturing same |
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| CN101270521A true CN101270521A (en) | 2008-09-24 |
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| CNA200710038411XA Pending CN101270521A (en) | 2007-03-23 | 2007-03-23 | Carbon fiber one-way fabric and method for manufacturing same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808270A (en) * | 2012-08-21 | 2012-12-05 | 宜兴市华恒高性能纤维织造有限公司 | Shaped carbon fiber cloth |
| CN103874814A (en) * | 2011-08-09 | 2014-06-18 | 拜耳知识产权有限责任公司 | Method for reinforcing a building component |
| CN104552934A (en) * | 2013-10-22 | 2015-04-29 | 谢贤晓 | Fabric forming method |
| CN108892523A (en) * | 2018-07-13 | 2018-11-27 | 中国航发北京航空材料研究院 | A kind of carbon ceramic composite material preparation method based on one-way tape technique |
| CN109940959A (en) * | 2013-03-13 | 2019-06-28 | 帝斯曼知识产权资产管理有限公司 | Flexible composite system and method |
-
2007
- 2007-03-23 CN CNA200710038411XA patent/CN101270521A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874814A (en) * | 2011-08-09 | 2014-06-18 | 拜耳知识产权有限责任公司 | Method for reinforcing a building component |
| CN103874814B (en) * | 2011-08-09 | 2018-01-02 | 科思创德国股份有限公司 | The method for reinforcing building component |
| CN102808270A (en) * | 2012-08-21 | 2012-12-05 | 宜兴市华恒高性能纤维织造有限公司 | Shaped carbon fiber cloth |
| CN109940959A (en) * | 2013-03-13 | 2019-06-28 | 帝斯曼知识产权资产管理有限公司 | Flexible composite system and method |
| CN104552934A (en) * | 2013-10-22 | 2015-04-29 | 谢贤晓 | Fabric forming method |
| CN108892523A (en) * | 2018-07-13 | 2018-11-27 | 中国航发北京航空材料研究院 | A kind of carbon ceramic composite material preparation method based on one-way tape technique |
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Open date: 20080924 |