CN204029406U - Fiber composite type twisted cable - Google Patents
Fiber composite type twisted cable Download PDFInfo
- Publication number
- CN204029406U CN204029406U CN201420234592.9U CN201420234592U CN204029406U CN 204029406 U CN204029406 U CN 204029406U CN 201420234592 U CN201420234592 U CN 201420234592U CN 204029406 U CN204029406 U CN 204029406U
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- China
- Prior art keywords
- twisted cable
- heat
- fiber composite
- resin
- carbon fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000002131 composite material Substances 0.000 title claims abstract description 77
- 239000000835 fiber Substances 0.000 title claims abstract description 69
- 239000011347 resin Substances 0.000 claims abstract description 73
- 229920005989 resin Polymers 0.000 claims abstract description 73
- 238000013007 heat curing Methods 0.000 claims abstract description 35
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 29
- 239000004917 carbon fiber Substances 0.000 claims abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000007711 solidification Methods 0.000 abstract description 3
- 230000008023 solidification Effects 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 description 17
- 238000000034 method Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 10
- 238000003860 storage Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000035807 sensation Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000805 composite resin Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The utility model relates to a kind of fiber composite type twisted cable, and this fiber composite type twisted cable possesses: composite strands, and it is that carbon fiber bundle is immersed in heat-curing resin, and stranded many are formed with the strand of the periphery of carbon fiber bundle described in fiber; And heat-curing resin, it is immersed in this composite strands, and by heat treatment for solidification, the ratio of the described carbon fiber in the section that the machine direction with described carbon fiber intersects vertically is 60-75%, by reduce resiniferous ratio increase the ratio of carbon fiber, can intensity be improved.
Description
Technical field
The utility model relates to a kind of fiber composite type twisted cable.
Background technology
In the fiber of high strength low elongation, carbon fiber also has the characteristics such as lightweight, highly corrosion resistant, non magnetic, high thermoconductivity and pole low thermal coefficient of expansion, high tensile and high tensile elasticity, and known has: utilize these characteristics by carbon fiber and based on the heat-curing resin Composite of resin and the fiber composite type twisted cable (CFRP cable) that formed.
Generally speaking, this fiber composite type twisted cable is made in the following way: the carbon fiber bundle that impregnated of heat-curing resin is twisted into strand, and stranded many these strands, by heat treatment, described heat-curing resin is solidified afterwards.
At this, propose following fiber composite type twisted cable: in the periphery of strand that impregnated of heat-curing resin, filament is wound around densely to be axially close to rectangular angle with strand, stranded many strands afterwards, heat-curing resin is made to solidify (such as, No. 2-127583, Japanese Patent Publication Unexamined Patent) by heat treatment afterwards.
This fiber composite type twisted cable, is used in the tension stress supporting material etc. of the concrete structure such as tension stress supporting material or bridge purlin of high-tension bus-bar.In addition, the ratio (hereinafter, referred to as " Vf value ") shared by carbon fiber in the section of fiber composite type twisted cable is higher, and the intensity of fiber composite type twisted cable is larger.
Utility model content
The problem that utility model will solve
In above-mentioned fiber composite type twisted cable, there are the following problems.That is, in the technique of impregnating resin, the inside that air is mixed into carbon fiber bundle makes to reach prescribed strength, or " hole " of air after hot curing becomes the starting point of the fatigue rupture caused in use sometimes.In addition, this must make unnecessary resin residue and cause Vf value to rise.In addition, the circumferencial direction that is attached to of resin produces deviation, makes the Vf value of long dimensional directions unstable thus.And, the unnecessary resin attachment not participating in Composite can be made, reduce Vf value thus, and cause intensity (tension stress of per unit sectional area) to reduce.If low intensive fiber composite type twisted cable is used in high-tension bus-bar, then in the CFRP cable of same diameter, the span of steel tower shortens, and the fee of material and the fortification that increase steel tower take, and cause cost to increase.
In addition, at first, the Vf value of fiber composite type twisted cable is about 20%, but reaches about 60% in recent years through various improvement.But heat is for still having unnecessary resin to occupy suitable ratio.
At this, the purpose of this utility model is, provides a kind of ratio by the resin contained by reducing and increases the ratio of carbon fiber, can improve fiber composite type twisted cable and the manufacture method thereof of intensity.
Solve the method for problem
Fiber composite type twisted cable of the present utility model, it is characterized in that, possesses composite strands, it is that carbon fiber bundle is immersed in heat-curing resin, and the stranded many strands with the periphery of carbon fiber bundle described in fibre-coated, and by heat treatment, described heat-curing resin is solidified to form, wherein, the ratio of the described carbon fiber in the section that the machine direction with described carbon fiber intersects vertically accounts for 60-75%.
The manufacture method of fiber composite type twisted cable of the present utility model, it is characterized in that, carbon fiber bundle is immersed in heat-curing resin, with the periphery of carbon fiber bundle described in fibre-coated as strand, stranded many described strands and form composite strands, described composite strands is immersed in heat-curing resin, after the described heat-curing resin on surface removing described composite strands, by heat treatment for solidification, described heat-curing resin is solidified.
Accompanying drawing explanation
Figure 1A be illustrate as the first embodiment of the present utility model fiber composite twisted cable, the figure of the composite strands of main composition part.
Figure 1B is the profile that described composite strands is shown.
Fig. 2 illustrates in the manufacturing process of described fiber composite twisted cable, the multifilament of carbon fiber be impregnated in the key diagram of the impregnation technology of heat reactive resin.
Fig. 3 illustrates in the manufacturing process of described fiber composite twisted cable, makes the key diagram of the technique of the composite strands be wrapped by.
Fig. 4 illustrates in the manufacturing process of described fiber composite twisted cable, by stranded for the composite strands be wrapped by and make the key diagram of the compound twisted cable of semi-solid preparation or its uncured state.
Fig. 5 illustrates in the manufacturing process of described fiber composite twisted cable, to the key diagram of the technique that the fiber composite twisted cable that impregnated of heat reactive resin is heat-treated.
Fig. 6 is the key diagram of other examples of the resin removal device illustrated for removing Excess resin from described fiber composite twisted cable
Fig. 7 A is the key diagram that other examples removing the device of Excess resin from described fiber composite twisted cable are shown.
Fig. 7 B is the key diagram that the device removing Excess resin from described fiber composite twisted cable is shown.
Fig. 8 is the figure of the fiber composite twisted cable that the second embodiment of the present utility model is shown.
Fig. 9 A be fiber composite twisted cable of the present utility model is used in the example of the supporting material of high-tension bus-bar, the stringing state diagram of electric wire.
Fig. 9 B is the figure cutting a described electric wire part.
Fig. 9 C is the profile of described electric wire.
Figure 10 A illustrates the figure be used in by fiber composite twisted cable of the present utility model at the bottom of the bridge of the example of the tension stress supporting material of concrete bridge purlin.
Figure 10 B illustrates the bridge purlin ground plan applying the state of tension force in described fiber composite twisted cable.
Embodiment
[for implementing the preferred plan of utility model]
Below, with reference to the accompanying drawings embodiment of the present utility model is described.
Figure 1A be illustrate as the first embodiment of the present utility model fiber composite twisted cable 1, the figure of the composite strands 20 of main composition part.Figure 1B is the profile that same compound strand 20 is shown.
Composite strands 20 is 1 × 7 structure be made up of the strand 21,22 of seven same diameter, and is formed with the diameter of 12mm.In strand 21,22, exist and the strand 21 being positioned at center is called core strand, the strand 22 be configured in around it is called the situation of side strand.Further, the six roots of sensation side strand 22 of identical thickness is configured in the mode of surrounding a core strand 21, and stranded in the lump.Core strand 21 and side strand 22, have and tie in or the stranded many structures that impregnated of heat-curing resin at PAN based carbon fiber.
Core strand 21 and side strand 22, there is tying in or the stranded many structures that impregnated of the prepreg 2 ' of heat-curing resin 3 respectively at PAN based carbon fiber 2, and to be axially close to strand the periphery that rectangular angle is wound around filament 4 and coated each strand 21,22 densely.In addition, " silk " has the concept comprising band (tape).
To have this structure, such as diameter is that the manufacturing process of the fiber composite twisted cable 1 of 15.2mm is described.Fig. 2 illustrates in the manufacturing process of fiber composite twisted cable 1, the multifilament of carbon fiber is immersed in heat-curing resin and makes the key diagram of the technique of prepreg.Fig. 3 illustrates in the manufacturing process of fiber composite twisted cable 1, makes the key diagram of the technique of the strand 20 be wrapped by.Fig. 4 illustrates in the manufacturing process of described fiber composite twisted cable, by stranded for the composite strands be wrapped by and make the key diagram of the technique of the compound twisted cable of semi-solid preparation or its uncured state.Fig. 5 illustrates in the manufacturing process of described fiber composite twisted cable, carries out the key diagram of the Technology for Heating Processing of compound twisted cable.
Prepreg be in for obtain strand last stage.As shown in Figure 2, have accumulated at reel 31 wind parallel the multifilament 30 that such as diameter is 12000, the carbon fiber of 7 μm.In addition, in fig. 2,33 represent the reel batching side, and 38 represent the resin storage tank accommodating heat reactive resin H.For heat-curing resin H, glass transition point (Tg) at about 100 DEG C, thus is such as requiring it is that the denaturation loop epoxy resins and having of Tg=150-200 DEG C uses when the thermal endurance of about 130 DEG C.And, when requiring 240 DEG C of this high-fire resistances, can heat resistant epoxide resin be used.
Between reel 31 and reel 33, be configured with deflector roll 32a, 32b, 32c, 32d, these deflector rolls guide multifilament 30 continuously from reel 31 to reel 33.Especially, deflector roll 32a, 32c are configured in resin storage tank 38, and the latter half of this deflector roll 32a, 32c is immersed in heat reactive resin H.Deflector roll 32a, 32c and deflector roll 32b, 32d interval 1.5m in vertical.And, between deflector roll 32a and deflector roll 32b, between deflector roll 32b and deflector roll 32c, between deflector roll 32c and deflector roll 32d and multifilament 30 between deflector roll 32d and reel 33 set in the mode forming vertical respectively.
Have with coniform formation and the inner conical dies 34 forming porose (such as, internal diameter is 5.8mm) in the former configuration being close to deflector roll 32c.The outer surface of conical dies 34 is provided with groove etc., and heat-curing resin H guides downwards from the surface of conical dies 34 by this groove etc.Between deflector roll 32d and reel 33, be configured with coniform formation and the inner conical dies 35 forming porose (such as, internal diameter is 5.8mm) and the punch die 36 (such as, internal diameter is for 5.1mm) formed with cylindrical shape.
Resin storage tank 38 is provided with ultrasonic vibrator 38a.As described below, this ultrasonic vibrator 38a has at multifilament 30 by improving the effect of pickling efficiency during resin storage tank 38.
By the device formed in like fashion, as follows multifilament 30 is immersed in heat-curing resin H.That is, multifilament 30 is derived from reel 31, be directed into resin storage tank 38 via deflector roll 32a-32d, and by the heat-curing resin H liquid that resin storage tank 38 holds, make multifilament 30 be immersed in heat-curing resin H and batch with reel 33 thus.
Be impregnated of the multifilament 30 of heat-curing resin H by deflector roll 32a, rise with vertical, thus unnecessary heat-curing resin H is dropped because of own wt.Now, owing to being vertical, become even compared with making the situation of the remaining thickness adipping movement of the heat-curing resin H of circumference.And, when through conical dies 34, extrude unnecessary air and heat-curing resin H and remove.Now, air is discharged upward, and the heat-curing resin H removed flows down from the surface of conical dies 34, therefore, it is possible to prevent from being again attached to multifilament 30.
The inside of multifilament 30 through resin storage tank 38 of the state of extraction additional air is made by deflector roll 32c.The multifilament 30 that impregnated of heat-curing resin H rises with vertical, thus unnecessary heat-curing resin H is dropped because of own wt.Further, when by conical dies 35, extrude unnecessary air and heat-curing resin H and remove.And then, after the punch die 36 little by internal diameter, section is adjusted to round-shaped, and batches at reel 33 as prepreg 30A.
Such as, the prepreg 30A be shaped with the diameter of 5.1mm is finally stranded, thus becomes the fiber composite twisted cable 1 that such as diameter is 15.2mm.
Afterwards, use stranding device (not shown), the prepreg 30A made is tied many such as 15, and such as carry out stranded with the large twisting pitch of 90mm and obtain compound single cord 381 in above-mentioned technique.This technique is following technique: the reel 39 having batched prepreg 30A is arranged in such as 15 supports, derives 15 prepregs and to tie and as compound single cord 381.
Fig. 3 illustrates in the manufacturing process of fiber composite twisted cable 1, makes the key diagram of the technique of the strand 50 be wrapped by.Q in Fig. 3 is wrapped by device.The reel 40 of the compound single cord 381 made having reeled in above-mentioned technique, is arranged on the fulcrum 401 being wrapped by device Q.
This coating unit Q possesses up-coiler 45 around compound single cord mobile route, and this up-coiler 45 is wound with filament 4.Be preferably the multifilament yarn (yarn) of the general fibers such as polyester fiber as filament, can enumerate eight, 1000 dawn (denier) one example.
And, compound single cord 381 is batched via deflector roll 42 strand reel 49, and around it, rotate described up-coiler 45 when compound single cord 381 moves, in the periphery of compound single cord 381 with relative to being axially close to rectangular angle such as 60-85 degree coiled fiber yarn 4 and coated periphery densely.Thus, the composite strands 50 be wrapped by is made.
Around fibre-coated strand described above, one is to be put together by compound list prepreg 381, and the distortion produced when preventing stranded or loose.In addition, when as concrete reinforcement material etc., there is the effect improving attachment characteristic.And then, by the resin identical with impregnating resin, strand and outer wrapping fiber are formed in shape all-in-one-piece mode.
Then, the stranding device R shown in Fig. 4 is arranged at the seven personal share cable reels batching composite strands 50.Stranding device R, configure the personal share cable reel 491 as core segment, and the six personal share cable reels 492 configured around it as side part, as the six personal share cable reels 492 rotated around a composite strands 50 of core segment as side part, thus the stranded six roots of sensation composite strands 50 ' as side part, pass stranded accessory 51 with while main shaft capstan winch 52 drawing, make heat-curing resin batch at reel 59 as the compound twisted cable 60 of semi-cured state or its uncured state thus.
Then, the heat treatment of compound twisted cable 60 is carried out.Possess in equipment for Heating Processing: preheating cartridge heating unit 70, its heat hot curable resin H and make its soften; Brush 71, it abuts with the outer peripheral face of compound twisted cable 60; And finished heat treatment cartridge heating unit 72.
In this device, heat the compound twisted cable 60 supplied by reel 59, and heat hot curable resin H and make its soften.Further, softening unnecessary heat-curing resin H is removed further with brush 71.And, such as 130-200 DEG C, under the condition of 70-100 minute through finished heat treatment with in cartridge heating unit 72, semi-solid preparation or uncured heat-curing resin are solidified completely, and batch at reel 69 as solidification compound twisted cable 90.
Figure 1A is the figure that fiber composite twisted cable 1 is shown.In this fiber composite twisted cable 1, the ratio in the section that carbon fiber intersects vertically in the machine direction with carbon fiber is 60-75% under the state removing Excess resin.In addition, the removal of resin is undertaken by following technique.
Fig. 6 is the key diagram of other examples of the resin removal device 600 illustrated for removing Excess resin from fiber composite twisted cable 1.
In resin removal device 600, fiber composite twisted cable 1 is passed under the state that resin drum 610 high pressure is pressed its surface, thus removes resin by the friction between resin roll.
Fig. 7 A and Fig. 7 B is the key diagram of other examples of the resin removal device 700 illustrated for removing Excess resin from fiber composite twisted cable 1.
Resin removal device 700 has punch die 710 and is arranged on the peristome 720 of this punch die 710.Resin removal device 700, passes under the state making fiber composite twisted cable 1 press its surface at the inner peripheral surface high pressure of the peristome 720 by punch die 710, thus removes resin by the friction between punch die 710.
Fig. 8 is the figure of the fiber composite twisted cable 100 that the second embodiment of the present utility model is shown.
As shown in Figure 8, the fiber composite type twisted cable 100 that 1 × 19 structure that n is 19, diameter are 18mm, it is made up of 19 strands.That is, stranded by the six roots of sensation around core, weapons are stranded by 12 in its periphery.
With regard to manufacture process, core strand 111, ground floor side strand 112 and second layer side strand 113 implement fiber yarn coated after, these dippings are stranded and form uncured fiber composite twisted cable, and heat treatment is implemented to this uncured fiber composite twisted cable, makes heat-curing resin be solidified to form semi-finished product in Fig. 7 B thus.
As the 3rd embodiment of the present utility model, the fiber composite type twisted cable of the present utility model that 1 × 37 structure that n is 37, diameter are 28mm, it is made up of 37 strands.
Fig. 9 A be fiber composite twisted cable 1 of the present utility model is used in the example of the supporting material of high-tension bus-bar, the stringing state diagram of electric wire, Fig. 9 B is the figure cutting a described electric wire part, and Fig. 9 C is the profile of electric wire
As shown in Figure 9 A, the high-tension bus-bar B being erected at steel tower A has the structure as shown in Fig. 9 B, Fig. 9 C.That is, high-tension bus-bar B is, employs the fiber composite type twisted cable 1 of embodiment 1, and around it, aluminum steel or heat resistant aluminum alloy wire 900 are arranged in two-layer and stranded material as core.
Figure 10 A illustrates the figure be used in by fiber composite twisted cable 1 of the present utility model at the bottom of the bridge of the example of the tension stress supporting material of concrete bridge purlin C, and Figure 10 B is the bridge purlin ground plan that the state applying tension force in fiber composite twisted cable 1 is shown.
As shown in Figure 10 A and Figure 10 B, in order to the fiber composite type twisted cable 1,100,200 of any one in the first embodiment to the 3rd embodiment is erected at the bridge purlin C at long dimensional directions two ends by reinforcement bridge purlin C, and apply stretching force via the fixer of Figure 10 B.
In addition, fiber composite type twisted cable of the present utility model is also applicable to suspension bridge cable, earth anchor and concrete reinforcement material etc.
In addition, the utility model is not limited to described embodiment, and it is natural for can carrying out various distortion and implement in the scope not departing from the utility model purport.
[utilizability in industry]
By reduce resiniferous ratio increase the ratio of carbon fiber, fiber composite type twisted cable and the manufacture method thereof that can improve intensity can be obtained.
Claims (1)
1. a fiber composite type twisted cable, is characterized in that,
Described fiber composite type twisted cable possesses composite strands, it is that carbon fiber bundle is immersed in heat-curing resin, and the stranded many strands with the periphery of carbon fiber bundle described in fibre-coated, and by heat treatment, described heat-curing resin is solidified to form, wherein
The area ratio of the described carbon fiber in the section that the machine direction with described carbon fiber intersects vertically accounts for 60-75%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234592.9U CN204029406U (en) | 2014-05-08 | 2014-05-08 | Fiber composite type twisted cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234592.9U CN204029406U (en) | 2014-05-08 | 2014-05-08 | Fiber composite type twisted cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029406U true CN204029406U (en) | 2014-12-17 |
Family
ID=52069241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420234592.9U Expired - Lifetime CN204029406U (en) | 2014-05-08 | 2014-05-08 | Fiber composite type twisted cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029406U (en) |
-
2014
- 2014-05-08 CN CN201420234592.9U patent/CN204029406U/en not_active Expired - Lifetime
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |