A kind of fiber drag-line
Technical field
The utility model is used for drag-line technical field, particularly relates to a kind of fiber drag-line.
Background technology
Drag-line is widely used in the occasions such as bridge, building, electric power overhead wire now, and in bridge field, cable stayed bridge has the advantages such as span ability is large, light structure is attractive in appearance, aerodynamic stability is good, and in nearest Two decades years, cable stayed bridge obtains develop rapidly.But the development of current cable stayed bridge is also faced with a severe challenge, the bridge built on bay or straits especially, and ambient conditions is more severe, and the corrosion resistance of traditional steel will be subject to serious challenge.Bay or the corrosive environment residing for straits are Marine atmosphere environment, and containing a large amount of chloride particulates in marine atmosphere, chlorion wherein has very strong aggressivity, are one of main mediums of aggravation corrosion.Steel understand accelerated corrosion under stress and corrosive medium acting in conjunction and the higher corrosion of stress is faster.In electric power overhead wire field, traditional transmission overhead conductor is based on steel core and invar steel core aluminum stranded conductor, but these two kinds of aerial condutors have the defect of himself: than great, current loss is large, corona and intermetallic corrosion phenomenon can occur, and coefficient of thermal expansion is high, and sag is large.
Utility model content
For solving the problem, the utility model provides a kind of fiber drag-line, and rely on this fiber drag-line can solve deficiency in current steel stayed structure and performance, its structure and stable performance, operating efficiency significantly improves, and is applicable to batch production and application.
The utility model solves the technical scheme that its technical problem adopts: a kind of fiber drag-line, comprise the main core of fiber, some drag-line toppings being closely stranded in the secondary core of fiber outside the main core of described fiber in the shape of a spiral and being coated on outside the secondary core of described fiber, the main core of described fiber is single-stranded fiber or by the stranded single-stranded fiber bundle group formed of multi beam single-stranded fiber, the secondary core of described fiber is single-stranded fiber or by the stranded single-stranded fiber bundle group formed of multi beam single-stranded fiber, described single-stranded fiber comprises the fiber being impregnated with thermosetting resin and the fibrous protective layer be coated on outside described fiber.
Be further used as the improvement of technical solutions of the utility model, the secondary core of the main core of described fiber and fiber is the rounded single-stranded fiber in cross section, when the secondary core of described fiber at least stranded two-layer time, the direction of lay of the single-stranded fiber of the secondary core of adjacent two layers fiber is contrary.
Be further used as the improvement of technical solutions of the utility model, the main core of described fiber is fan-shaped single-stranded fiber and closes formed by two bundles or multi beam cross section, the cross section of the main core of described fiber is rounded, the secondary core of described fiber is the rounded single-stranded fiber in cross section, when the secondary core of described fiber at least stranded two-layer time, the direction of lay of the single-stranded fiber of the secondary core of adjacent two layers fiber is contrary.
Be further used as the improvement of technical solutions of the utility model, the main core of described fiber be fan-shaped single-stranded fiber and closes formed by two bundles or multi beam cross section, and the cross section of the main core of described fiber is rounded, and it is trapezoidal single-stranded fiber that described fiber pair core comprises cross section.
Be further used as the improvement of technical solutions of the utility model, the secondary core of described fiber also comprises that to be stranded in described cross section be the rounded single-stranded fiber in cross section outside trapezoidal single-stranded fiber, and the direction of lay of the single-stranded fiber of adjacent two layers fiber pair core is contrary.
Be further used as the improvement of technical solutions of the utility model, the main core of described fiber is cross section is polygonal single-stranded fiber, and it is trapezoidal single-stranded fiber that the secondary core of described fiber comprises cross section.
Be further used as the improvement of technical solutions of the utility model, the secondary core of described fiber also comprises that to be stranded in described cross section be the rounded single-stranded fiber in cross section outside trapezoidal single-stranded fiber, and the direction of lay of the single-stranded fiber of adjacent two layers fiber pair core is contrary.
Be further used as the improvement of technical solutions of the utility model, the secondary core of the main core of described fiber and fiber all for by the stranded single-stranded fiber bundle group formed of multi beam single-stranded fiber, described single-stranded fiber comprise the first rounded core fibre of cross section and some be stranded in outside described first core fibre and cross section rounded first enclose fibre.
Be further used as the improvement of technical solutions of the utility model, the secondary core of the main core of described fiber and fiber is all for by the stranded single-stranded fiber bundle group formed of multi beam single-stranded fiber, and described single-stranded fiber comprises the round or polygonal second core fibre in cross section and some to be stranded in outside described second core fibre and cross section be trapezoidal second enclose fibre.
The beneficial effects of the utility model: this fiber drag-line has the feature of high strength, low elongation, light specific gravity, resistance to chemical attack, high temperature resistant (180 DEG C and more than), this fiber drag-line can be widely used in the occasions such as bridge, building, electric power overhead wire, the deficiency in current steel stayed structure and performance can be solved, its structure and stable performance, operating efficiency significantly improves, coordinate advanced fiber drag-line manufacturing process can realize batch production simultaneously, promote the extensive use of this fiber drag-line.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the rounded single-stranded fiber structural representation in the utility model cross section;
Fig. 2 is the utility model cross section is fan-shaped (1/4 is circular) single-stranded fiber structural representation;
Fig. 3 is the utility model cross section is fan-shaped (1/2 is circular) single-stranded fiber structural representation;
Fig. 4 is the utility model cross section is trapezoidal single-stranded fiber structural representation;
Fig. 5 is the utility model cross section is polygon single-stranded fiber structural representation;
Fig. 6 is the utility model fiber drag-line first example structure schematic diagram;
Fig. 7 is the utility model fiber drag-line second example structure schematic diagram;
Fig. 8 is the utility model fiber drag-line the 3rd example structure schematic diagram;
Fig. 9 is the utility model fiber drag-line the 4th example structure schematic diagram;
Figure 10 is the utility model fiber drag-line the 5th example structure schematic diagram;
Figure 11 is the utility model fiber drag-line the 6th example structure schematic diagram;
Figure 12 is the utility model fiber drag-line the 7th example structure schematic diagram;
Figure 13 is the utility model fiber drag-line the 8th example structure schematic diagram;
Figure 14 is the utility model fiber drag-line the 9th example structure schematic diagram;
Figure 15 is the utility model single-stranded fiber manufacturing system structure schematic diagram;
Figure 16 is the utility model fiber drag-line formation system schematic diagram.
Detailed description of the invention
The utility model provides a kind of fiber drag-line; comprise the main core of fiber, some drag-line toppings 1 being closely stranded in the secondary core of fiber outside the main core of described fiber in the shape of a spiral and being coated on outside the secondary core of described fiber; the main core of described fiber is single-stranded fiber 2 or by the stranded single-stranded fiber bundle group 3 formed of multi beam single-stranded fiber 2; the secondary core of described fiber is single-stranded fiber 2 or by the stranded single-stranded fiber bundle group 3 formed of multi beam single-stranded fiber 2, described single-stranded fiber 2 comprises the fiber 21 being impregnated with thermosetting resin and the fibrous protective layer 22 be coated on outside described fiber 21.Referring to figs. 1 through Fig. 5, in the utility model, the cross section of single-stranded fiber 2 comprises circle, fan-shaped, trapezoidal, polygon, according to the difference of single-stranded fiber 2 cross sectional shape and stranded mode, the utility model discloses following fiber drag-line embodiment.
First embodiment: with reference to Fig. 6, the main core of described fiber and the secondary core of fiber are the rounded single-stranded fiber in cross section 2, when the secondary core of described fiber at least stranded two-layer time, the direction of lay of the single-stranded fiber 2 of the secondary core of adjacent two layers fiber is contrary.
Second embodiment: with reference to Fig. 7, the main core of described fiber is fan-shaped single-stranded fiber 2 and closes formed by two bundles or multi beam cross section, the cross section of the main core of described fiber is rounded, the secondary core of described fiber is the rounded single-stranded fiber 2 in cross section, when the secondary core of described fiber at least stranded two-layer time, the direction of lay of the single-stranded fiber 2 of the secondary core of adjacent two layers fiber is contrary.
3rd embodiment: with reference to Fig. 8, the main core of described fiber be fan-shaped single-stranded fiber 2 by two bundles or multi beam cross section and is closed and formed, and the cross section of the main core of described fiber is rounded, and it is trapezoidal single-stranded fiber 2 that described fiber pair core comprises cross section.
4th embodiment: with reference to Fig. 9, the main core of described fiber is fan-shaped single-stranded fiber 2 and closes formed by two bundles or multi beam cross section, the cross section of the main core of described fiber is rounded, it be trapezoidal single-stranded fiber 2 and to be stranded in described cross section be the rounded single-stranded fiber in cross section outside trapezoidal single-stranded fiber 2 that the secondary core of described fiber comprises cross section, and the direction of lay of the single-stranded fiber 2 of adjacent two layers fiber pair core is contrary.
5th embodiment: with reference to Figure 10, the main core of described fiber is cross section is polygonal single-stranded fiber 2, it is trapezoidal single-stranded fiber 2 that the secondary core of described fiber comprises cross section.
6th embodiment: with reference to Figure 11, the main core of described fiber is cross section is polygonal single-stranded fiber 2, it be trapezoidal single-stranded fiber 2 and to be stranded in described cross section be the rounded single-stranded fiber 2 in cross section outside trapezoidal single-stranded fiber 2 that the secondary core of described fiber comprises cross section, and the direction of lay of the single-stranded fiber 2 of adjacent two layers fiber pair core is contrary.
7th embodiment: with reference to Figure 12, the secondary core of the main core of described fiber and fiber all for by the stranded single-stranded fiber bundle group 3 formed of multi beam single-stranded fiber 2, described single-stranded fiber 2 comprise the first rounded core of cross section fine 23 and some be stranded in outside described first core fibre 23 and cross section rounded first enclose fibre 24.
8th embodiment, the 9th embodiment: with reference to Figure 13 and Figure 14, the secondary core of the main core of described fiber and fiber is all for by the stranded single-stranded fiber bundle group 3 formed of multi beam single-stranded fiber 2, and described single-stranded fiber 2 comprises round or polygonal second core in cross section fine 25 and some to be stranded in outside described second core fibre 25 and cross section be trapezoidal second enclose fibre 26.
With reference to Figure 15 and Figure 16, the utility model also provides a kind of manufacturing process of above-mentioned fiber drag-line, comprise the following steps: the fiber 42 on fibrous material creel 41, under the first draw-gear 43 draws, the moisture in fiber 42 is removed through dehumidifier 44, through thermosetting resin groove 45 impregnated with thermoset resin material, after heater 46 primary solidification, again through winding machine 47, winding machine 47 is wrapped or braiding formation fibrous protective layer 22 on fiber 42, and the single-stranded fiber 2 of formation is collected by fiber take-up reel 48; Under the second draw-gear 51 draws; multi beam single-stranded fiber 2 is stranded through wire twisting machine 52; after stranded under the 3rd draw-gear 53 draws; solidify through heat cure heating tube 54 again; and passing through belting machine 55 at skin with vertical bag or wrapped form bag one deck drag-line topping 1, formation fiber drag-line is also collected by drag-line take-up reel 56.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.