CN108116984B - Long-span bridge ultra-long cable split-winding structure and cable winding, transporting and hoisting method - Google Patents
Long-span bridge ultra-long cable split-winding structure and cable winding, transporting and hoisting method Download PDFInfo
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- CN108116984B CN108116984B CN201810094205.9A CN201810094205A CN108116984B CN 108116984 B CN108116984 B CN 108116984B CN 201810094205 A CN201810094205 A CN 201810094205A CN 108116984 B CN108116984 B CN 108116984B
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- Prior art keywords
- cable
- tray
- hoisting
- reel
- coiling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4418—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/35—Ropes, lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Unwinding Of Filamentary Materials (AREA)
- Storage Of Web-Like Or Filamentary Materials (AREA)
Abstract
The invention provides a method for separating and coiling cables, transporting and hoisting ultra-long cables of a long-span bridge, which is characterized by comprising the following steps of: the method comprises the following steps: adjusting a cable winder core; layering and coiling the cable; fixing the coiled cable on the turntable of the cable coiling machine by utilizing a packing belt, reserving a free section of the cable with a certain length, and continuing layering and coiling on the upper coil center of the cable coiling machine; rolling a single cable into an upper portion cable tray and a lower portion cable tray; firstly hoisting the upper part of cable trays, placing the upper part of cable trays on a cable conveying vehicle and positioning, and then hoisting the lower part of cable trays, placing the lower part of cable trays on the cable conveying vehicle and positioning; after the cable reaches a construction site by utilizing a cable transporting vehicle, hoisting a lower part of cable trays by utilizing hoisting equipment and placing the cable trays on a cable placing tray; and hoisting the upper part of the cable tray, and finally combining the upper part of the cable tray and the lower part of the cable tray of the single cable into a whole tray. The invention solves the problems of ultra-wide and ultra-high existing in the ultra-long single-coil cable, and the problem that the weight is concentrated and cannot be transported by an automobile, and reduces the requirement on the hoisting tonnage of hoisting equipment.
Description
Technical Field
The invention belongs to the technical field of bridge building construction, and particularly relates to a reel structure of a long-span bridge ultra-long cable, and a reel, transportation and hoisting method.
Background
With the crossing development of traffic engineering in China, cables are applied to various bridge constructions, for example, when roads pass through rivers, lakes, seas, railways, valleys and other geological conditions or have higher limit requirements, the cables are often adopted to enlarge the span of the bridge to reduce investment cost and construction difficulty, and particularly in recent years, along with the development of scientific technology, the span of the bridge is larger and larger. Along with the increase of bridge span, the length of the cable is also lengthened, the specification is also enlarged, the dead weight is also correspondingly increased, the current cable reeling mode is a single cable single reel reeling method, under the background, a plurality of problems are often encountered in the hoisting and transportation processes of the ultra-long cable single reel reeling method, for example, when the ultra-long cable is loaded and unloaded for hoisting, the hoisting tonnage requirement of hoisting equipment is larger, the cost is high, and on the other hand, the problems of ultra-wide and ultra-high weight, concentrated weight, incapability of meeting the automobile transportation requirement and the like exist after the ultra-long cable is coiled singly.
Disclosure of Invention
The invention provides a large-span bridge ultra-long cable split coiling, transporting and hoisting method, which aims to solve the problems that the ultra-wide and ultra-high single cable coiling exists and the weight concentration cannot utilize the automobile transportation, and reduce the hoisting tonnage requirement of hoisting equipment.
The invention further provides a cable-separating and coiling structure for the ultra-long cables of the large-span bridge.
The technical scheme adopted for solving the technical problems is as follows:
a cable-coiling, transporting and hoisting method for ultra-long cables of a large-span bridge is characterized in that: the method comprises the following steps:
a. marking the middle position of the cable, and adjusting the outer diameter of the upper disc core of the cable coiling machine according to the requirement to ensure that the outer diameter of the upper disc core is not smaller than 20 times of the diameter of the cable body of the cable;
b. one end of a cable is fixed on a turntable of a cable coiling machine, the cable coiling machine is started to start a cable coiling, and the height of a coiled cable is adjusted by utilizing a lifting portal and a U-shaped carrier roller while the cable coiling is carried out, so that the cable is layered and coiled into coils;
c. when the 1/2 length reel of the cable is completed, stopping the operation of the cable winding machine, at the moment, fixing the reeled cable on the turntable of the cable winding machine by utilizing a packing belt, starting the cable winding machine, winding the outer ring of the reeled cable, reserving a free section of the cable with a certain length, and continuing layering and winding the reel on the upper reel center of the cable winding machine;
d. stopping the operation of the cable winder after the whole winding disc of the residual 1/2 cable length is completed, and fixing the cable which is finally coiled by using a packing belt to ensure that a single cable is coiled into an upper cable disc and a lower cable disc;
e. hoisting the upper part of cable trays by using hoisting equipment, placing the upper part of cable trays on a cable conveying vehicle and positioning, and then hoisting the lower part of cable trays, placing the lower part of cable trays on the cable conveying vehicle and positioning;
f. after the cable reaches a construction site by utilizing a cable transporting vehicle, hoisting a lower part of cable trays by utilizing hoisting equipment, placing the lower part of cable trays on a cable placing tray, and temporarily fixing the cable with the cable placing tray;
g. after the lower part cable tray is temporarily fixed with the cable placing tray, the upper part cable tray is hoisted again, the cable placing tray is rotated while the upper part cable tray is hoisted, the reserved cable free section tray is placed on the lower part cable tray, finally, the upper part cable tray is placed on the lower part cable tray on the cable placing tray and is temporarily fixed, and finally, the upper part cable tray and the lower part cable tray of the single cable are combined into a whole tray.
The utility model provides a long-span bridge overlength cable divides and coils cable structure which characterized in that: the cable winder is provided with a cable winder, and a turntable at the upper part of the cable winder is provided with a turntable core; the cable reel is arranged on the reel center, a lower part cable reel is formed on the lower half part of the reel center, the lower part cable reel is fixed by a packing belt, an upper part cable reel is formed on the upper half part of the reel center, the upper part cable reel is fixed by the packing belt, and a cable free end which is not wound on the reel center is arranged between the upper end of a cable of the lower part cable reel and the lower end of a cable of the upper part cable reel.
The invention has the advantages that:
because the invention adopts a single cable split coiling cable transportation mode, namely, when the tyre is removed to form a coiling cable, one cable is split into an upper part and a lower part for coiling, a free section with a certain length is reserved between the upper part and the lower part, when loading and lifting are carried out, the upper part of the cable is lifted and positioned, and then the lower part of the cable is lifted and positioned. When the cable is hoisted to the cable-laying disc, the lower part of the cable-laying disc is hoisted and positioned, and then the upper part of the cable is hoisted and positioned. When the split disc hoisting is adopted, the requirement on the hoisting tonnage of hoisting equipment is reduced.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic illustration of an ultra-long cable reel;
FIG. 2 is a schematic illustration of hoisting an ultra-long cable to a ropeway;
FIG. 3 is a schematic diagram of an ultra-long cable transportation;
fig. 4 is a schematic view of hoisting an ultra-long cable onto a payout disc.
Description of the embodiments
In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other embodiments may be obtained according to these drawings without inventive effort for a person skilled in the art.
As shown in fig. 1, 2, 3 and 4, in the implementation, the apparatus used in the present invention includes: the cable winder 4, the lifting portal frame 5, the U-shaped carrier roller 6, the packing belt 7, the lifting equipment 9, the cable car 12, the square timber 13, the cable placing tray 14 and the soft hoisting belt 15.
As shown in fig. 1, after the cable 1 is manufactured, marking is carried out on the middle position of the cable 1 according to the length of the cable 1, and the outer diameter of a disc core 2 arranged on a rotary disc 3 at the upper part of a cable coiling machine 4 is adjusted according to requirements (the outer diameter is not smaller than 20 times of the diameter of a cable body of the cable 1);
one end of a cable 1 is fixed on a turntable 3 of a cable coiling machine 4, the cable coiling machine 4 is started to start a cable coiling, and the heights of the coiled cable are adjusted by using a lifting portal 5 and a U-shaped carrier roller 6 hung by the lifting portal 5 while the cable coiling is carried out, so that the cable 1 is layered and coiled according to requirements;
after the 1/2 length reel of the cable 1 is completed, stopping the operation of the cable coiling machine 4, at the moment, fixing the coiled cable 1 on the cable coiling machine turntable 3 by utilizing the packing belt 7, starting the cable coiling machine 4, coiling the outer ring of the coiled cable 1, reserving a cable free section 8 with a certain length according to the requirement, and continuing layering and coiling on the upper coil core 2 of the cable coiling machine 4;
when the whole 1/2 length of the remaining cable 1 is coiled, the operation of the cable coiling machine 4 is stopped, the last coiled cable 1 is fixed by the packing belt 7, so that the single cable 1 is coiled into an upper part cable tray and a lower part cable tray, namely an upper part cable tray 10 and a lower part cable tray 11, and a cable free section 8 which is not coiled on the coil core 2 is arranged between the upper end of the cable 1 of the lower part cable tray 11 and the lower end of the cable 1 of the upper part cable tray 10.
As shown in fig. 2 and 3, the hoisting equipment 9 and the soft hoisting belt 15 are utilized to hoist the upper part of the rope disc 10, place the upper part of the rope disc on the rope transporting car 12 and position the rope disc, and then hoist the lower part of the rope disc 11, place the lower part of the rope disc on the rope transporting car 12 and position the rope disc (square timber 13 support pads are adopted between the upper part of the rope disc 10, the lower part of the rope disc 11 and the rope transporting car 12).
As shown in fig. 4, after the cable 1 reaches the construction site by using the cable transporting vehicle 12, the lower part of the cable tray 11 is lifted by using the lifting device 9 and the soft lifting belt 15, placed on the cable tray 14, and temporarily fixed with the cable tray 14.
After the lower part cable tray 11 is temporarily fixed with the cable placing tray 14, the hoisting equipment 9 and the soft hoisting belt 15 are utilized to hoist the upper part cable tray 10, an operator rotates the cable placing tray 14 while hoisting the upper part cable tray 10, the reserved cable free section 8 is placed on the lower part cable tray 11 under the cooperation of the hoisting equipment 9 and the soft hoisting belt 15, then the upper part cable tray 10 is placed on the lower part cable tray 11 and temporarily fixed, and finally the upper part cable tray 10 and the lower part cable tray 11 of the single cable 1 are combined into a whole tray.
The method for transporting and hoisting the ultra-long cable reel of the large-span bridge has the remarkable characteristics that the method not only effectively solves the problems that the ultra-wide and ultra-high single-reel cable of the ultra-long cable exists and the weight is concentrated and cannot be transported by an automobile, but also reduces the hoisting tonnage requirement of hoisting equipment when the split-reel hoisting is adopted.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (1)
1. A cable-coiling, transporting and hoisting method for ultra-long cables of a large-span bridge is characterized in that: the ultra-long cable split and coiling structure is provided with a cable coiling machine, and a disc core is arranged on a rotary disc at the upper part of the cable coiling machine; a cable reel on a hub, a lower portion of the hub forming a lower portion of the cable reel, the lower portion of the cable reel being secured by a strapping band, an upper portion of the cable reel being formed in an upper portion of the hub, the upper portion of the cable reel being secured by the strapping band, between an upper end of a cable of the lower portion of the cable reel and a lower end of a cable of the upper portion of the cable reel being a cable free end of the cable of the upper portion of the cable reel that is not reeled on the hub, the method comprising the steps of:
a. marking the middle position of the cable, and adjusting the outer diameter of the upper disc core of the cable coiling machine according to the requirement to ensure that the outer diameter of the upper disc core is not smaller than 20 times of the diameter of the cable body of the cable;
b. one end of a cable is fixed on a turntable of a cable coiling machine, the cable coiling machine is started to start a cable coiling, and the height of a coiled cable is adjusted by utilizing a lifting portal and a U-shaped carrier roller while the cable coiling is carried out, so that the cable is layered and coiled into coils;
c. when the 1/2 length reel of the cable is completed, stopping the operation of the cable winding machine, at the moment, fixing the reeled cable on the turntable of the cable winding machine by utilizing a packing belt, starting the cable winding machine, winding the outer ring of the reeled cable, reserving a free section of the cable with a certain length, and continuing layering and winding the reel on the upper reel center of the cable winding machine;
d. stopping the operation of the cable winder after the whole winding disc of the residual 1/2 cable length is completed, and fixing the cable which is finally coiled by using a packing belt to ensure that a single cable is coiled into an upper cable disc and a lower cable disc;
e. hoisting the upper part of cable trays by using hoisting equipment, placing the upper part of cable trays on a cable conveying vehicle and positioning, and then hoisting the lower part of cable trays, placing the lower part of cable trays on the cable conveying vehicle and positioning;
f. after the cable reaches a construction site by utilizing a cable transporting vehicle, hoisting a lower part of cable trays by utilizing hoisting equipment, placing the lower part of cable trays on a cable placing tray, and temporarily fixing the cable with the cable placing tray;
g. after the lower part cable tray is temporarily fixed with the cable placing tray, the upper part cable tray is hoisted again, the cable placing tray is rotated while the upper part cable tray is hoisted, the reserved cable free section tray is placed on the lower part cable tray, finally, the upper part cable tray is placed on the lower part cable tray on the cable placing tray and is temporarily fixed, and finally, the upper part cable tray and the lower part cable tray of the single cable are combined into a whole tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810094205.9A CN108116984B (en) | 2018-01-31 | 2018-01-31 | Long-span bridge ultra-long cable split-winding structure and cable winding, transporting and hoisting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810094205.9A CN108116984B (en) | 2018-01-31 | 2018-01-31 | Long-span bridge ultra-long cable split-winding structure and cable winding, transporting and hoisting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108116984A CN108116984A (en) | 2018-06-05 |
| CN108116984B true CN108116984B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810094205.9A Active CN108116984B (en) | 2018-01-31 | 2018-01-31 | Long-span bridge ultra-long cable split-winding structure and cable winding, transporting and hoisting method |
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| CN (1) | CN108116984B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117536102A (en) * | 2023-10-11 | 2024-02-09 | 中铁四局集团有限公司 | Erection method, coiling method and cable coil of rotary cable |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1043288A (en) * | 1988-12-08 | 1990-06-27 | 欧伊坦佩尔拉公司 | Flexible pipe that rock drilling equipment is used and cable reel arrangement |
| CN201907890U (en) * | 2010-12-30 | 2011-07-27 | 徐州海伦哲专用车辆股份有限公司 | Full-floating type multi-linked cable reel |
| CN203781495U (en) * | 2014-03-31 | 2014-08-20 | 滁州学院 | Automatic winding device for wire |
| CN107473017A (en) * | 2017-03-27 | 2017-12-15 | 五冶集团上海有限公司 | A kind of device for being easy to reel folding and unfolding cable and preparation method thereof |
| CN208440176U (en) * | 2018-01-31 | 2019-01-29 | 中铁大桥(郑州)缆索有限公司 | A kind of Longspan Bridge overlength cable point coiling cable structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040084563A1 (en) * | 2002-11-04 | 2004-05-06 | Lang Christopher A. | Wire spool spinner |
-
2018
- 2018-01-31 CN CN201810094205.9A patent/CN108116984B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1043288A (en) * | 1988-12-08 | 1990-06-27 | 欧伊坦佩尔拉公司 | Flexible pipe that rock drilling equipment is used and cable reel arrangement |
| CN201907890U (en) * | 2010-12-30 | 2011-07-27 | 徐州海伦哲专用车辆股份有限公司 | Full-floating type multi-linked cable reel |
| CN203781495U (en) * | 2014-03-31 | 2014-08-20 | 滁州学院 | Automatic winding device for wire |
| CN107473017A (en) * | 2017-03-27 | 2017-12-15 | 五冶集团上海有限公司 | A kind of device for being easy to reel folding and unfolding cable and preparation method thereof |
| CN208440176U (en) * | 2018-01-31 | 2019-01-29 | 中铁大桥(郑州)缆索有限公司 | A kind of Longspan Bridge overlength cable point coiling cable structure |
Non-Patent Citations (1)
| Title |
|---|
| 高海安."悬索桥变扭绞角度主缆制作技术".《世界桥梁》.2011,(第1期),24-26. * |
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| CN108116984A (en) | 2018-06-05 |
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