CN105092392A - Submarine cable winding test device and method for operating same - Google Patents
Submarine cable winding test device and method for operating same Download PDFInfo
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- CN105092392A CN105092392A CN201510524128.2A CN201510524128A CN105092392A CN 105092392 A CN105092392 A CN 105092392A CN 201510524128 A CN201510524128 A CN 201510524128A CN 105092392 A CN105092392 A CN 105092392A
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- large cable
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Abstract
The invention discloses a submarine cable winding test device and a method for operating the same, and relates to submarine cable test devices. By the aid of the submarine cable winding test device and the method, problems of inaccurate test results, high test cost and labor intensity and poor transmission stability of existing submarine cable winding testers can be solved. The submarine cable winding test device comprises a large truss frame, a left winding reel, a right winding reel, a cable laying machine, a winch and a control room. A controller is arranged in the control room, and the large truss frame comprises a first upright column, a second upright column, a third upright column and a transverse beam; the winch and the cable laying machine are arranged on the transverse beam, the cable laying machine is arranged in the middle of the transverse beam, the winch is positioned at the right end of the transverse beam, the left winding reel and the right winding reel are positioned below the transverse beam, a main guide rail is arranged on the transverse beam, and a left lower guide rail and a right lower guide rail are respectively arranged on the left side and the right side of the cable laying machine; the left winding reel and the right winding reel are respectively provided with a plurality of concentric fences, and each two corresponding fences are grouped to form a winding limit disc. According to the technical scheme, the submarine cable winding test device and the method have the advantages that the labor intensity can be lowered, procedures are controllable, accordingly, operational errors can be reduced, and the accuracy of data further can be improved.
Description
Technical field
The present invention relates to extra large cable test unit, particularly relate to a kind of extra large cable flexing test device and method of work thereof.
Background technology
Current China sea cable winding test machine is considerably less, and from the current stage, the extra large cable winding test machine that China adopts exists following shortcoming:
Flexing test sea cable diameter is little, and winder diameter is little, and be not inconsistent actual environment requirement, test findings is inaccurate; Testing machine structure is simple; Testing machine operating automation degree is low; Testing machine loading must adopt crane, and experimentation cost is high, and labour intensity is large; Cable laying machine adopts hydraulic clamp, and chain structure, transmission stability is poor.
Along with China's expanding economy, the use amount of extra large cable is by increasing, then more and more stricter to extra large cable Performance Detection.Design a kind of automaticity high, labour intensity is little, operating aspect, and testing testing machine applied widely has very large impetus to China's sea cable detection.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition carries out improving to prior art and improves, and provides a kind of extra large cable flexing test device and method of work thereof, low to reach labour intensity, easy to operate object.For this reason, the present invention takes following technical scheme.
A kind of extra large cable flexing test device, comprise large-scale truss frame, left winder, right winder, cable laying machine, windlass, pulpit, be provided with the controller for controlling cable laying machine and windlass work in described pulpit, described large-scale truss frame comprises the first column, the second column, the 3rd column, the crossbeam be erected on the first column, the second column, the 3rd column; Described crossbeam is provided with windlass and cable laying machine, described cable laying machine is located on the centre position of crossbeam, described windlass is positioned at the right-hand member of crossbeam, described left winder, right winder are positioned at below crossbeam, wherein left winder is between the first column, the second column, described right winder is between the second column, the 3rd column, described crossbeam is provided with main guide rail, the lower end of main guide rail extends to outside the first column, and the left and right sides of described cable laying machine is respectively equipped with lower-left guide rail, bottom right guide rail; Described left winder, right winder are equipped with multiple concentric fence, and two fences are one group of coiling spacing dish forming that centre has annular stop chamber, and the width in annular stop chamber is greater than extra large cable diameter and is less than 2 times of extra large cable diameters.Annular stop chamber holds extra large cable, and shipping reel line, in spiral position-arresting disk, only holds an extra large cable at sustained height, extra large cable one enclose scroll up around, it is placed in order, be conducive to improve experiment accuracy; Cable laying machine and windlass realize automatically controlling, and reduce labour intensity, and process control, reduce misoperation, improve the accuracy of data further.
As improving further and supplementing technique scheme, the present invention also comprises following additional technical feature.
Described cable laying machine comprises motor, casing top half group, lower cylinder block, crawler belt, described driven by motor crawler haulage, and casing top half group, lower cylinder block are equipped with multiple cylinder, and the cylinder of casing top half group, lower cylinder block promotes crawler belt and clamps extra large cable.Adopt crawler belt to clamp, stable drive, clamping adopts cylinder, without leakage of oil, makes track surface clean, does not affect conveying.Multiple cylinder composition cylinder block, makes the stickiness of crawler belt and extra large cable good, is beneficial to conveying.Crawler belt can adopt Timing Belt, and toothed belt transmission is steady, and fed distance is controlled, and rotating conversion is convenient.
Described cylinder comprises cylinder body, piston rod, the rotary head hinged with piston rod end, and the end face of rotary head can be affixed with crawler belt, has space to provide rotary head swing space between the rotary head of adjacent two cylinders.
Described crawler belt is flat rubber belt track.
Centre distance between described left winder, right winder is more than or equal to 10m.
Described left winder, right winder include three groups of spiral position-arresting disks, three groups of spiral position-arresting disks are respectively interior spiral position-arresting disk, middle spiral position-arresting disk and outer spiral position-arresting disk, the height of interior spiral position-arresting disk, middle spiral position-arresting disk, outer spiral position-arresting disk raises gradually, and the top of spiral position-arresting disk is provided with the loudspeaker import under size.Loudspeaker import is convenient to extra large cable and is entered, and play the guiding role.
Described main guide rail is provided with rotating shaft, is coated at the pulley of rotating shaft, stretches in the first column outside described main guide rail, stretches in that the main guide rail of the first column is tilting makes extra large cable by the oblique traction in ground on the main guide rail of crossbeam outward.
The middle part of described crossbeam is provided with lower heavy stand, described lower heavy stand is provided with described cable laying machine, main guide rail on crossbeam is divided into left main guide rail, right main guide rail, the left and right sides of cable laying machine is respectively equipped with left main guide rail, right main guide rail, and the orbital plane of left main guide rail, right main guide rail is positioned at the centre position of the crawler belt up and down of cable laying machine.
Described crossbeam both sides are provided with guard rail, and the left end of crossbeam is located in described pulpit, and described beam welding leads to the ladder of pulpit.
A method of work for extra large cable flexing test device, is characterized in that: comprise the following steps:
1) the extra large cable of certain length is got;
2) one end of extra large cable connects the wire rope be connected with windlass;
3) extra large cable by the rope traction on windlass to the main guide rail on large-scale truss frame top;
4) when extra large cable is through cable laying machine center, cable laying machine clamps extra large cable;
5) wire rope of windlass and extra large cable are thrown off;
6) cable laying machine draws extra large cable and delivers to right winder through bottom right guide rail, and is fixed on bottom right winder by extra large cable-end head;
7) extra large cable reels around right winder, reaches predetermined amount;
8) cable laying machine reverse rotation, draws extra large cable and delivers to left winder through lower-left guide rail, and another termination of extra large cable-end head is fixed on bottom left winder;
9) extra large cable reels around left winder, reaches predetermined amount;
10) cable laying machine rotates forward, and extra large cable is reeled around right winder, reaches predetermined amount; Then, cable laying machine reverse rotation, makes extra large cable reel around left winder, reaches predetermined amount; After so repeatedly reaching set point number, extra large cable winding terminates, and analyze the extra large cable after winding terminates, test completes.
Beneficial effect: the technical program, by reducing labour intensity, improves test efficiency, structure is simple, easy maintenance.
Accompanying drawing explanation
Fig. 1 is stereographic map of the present invention.
Fig. 2 is vertical view of the present invention.
In figure: the large-scale truss frame of 1-; 101-first column; 102-second column; 103-the 3rd column; 104-crossbeam; 105-guard rail; The left winder of 2-; The right winder of 3-; 4-cable laying machine; 5-windlass; 6-pulpit; 7-main guide rail; 701-pulley; 8-ladder.
Embodiment
Below in conjunction with Figure of description, technical scheme of the present invention is described in further detail.
As shown in Figure 1, 2, the present invention includes large-scale truss frame 1, left winder 2, right winder 3, cable laying machine 4, windlass 5, pulpit 6, be provided with the controller for controlling cable laying machine 4 and windlass 5 work in pulpit 6, large-scale truss frame 1 comprises the first column 101, second column 102, the 3rd column 103, the crossbeam 104 be erected on the first column 101, second column 102, the 3rd column 103; Crossbeam 104 is provided with windlass 5 and cable laying machine 4, cable laying machine 4 is located on the centre position of crossbeam 104, windlass 5 is positioned at the right-hand member of crossbeam 104, left winder 2, right winder 3 are positioned at below crossbeam 104, wherein left winder 2 is between the first column 101, second column 102, right winder 3 is between the second column 102, the 3rd column 103, crossbeam 104 is provided with main guide rail 7, the lower end of main guide rail 7 extends to outside the first column 101, and the left and right sides of cable laying machine 4 is respectively equipped with lower-left guide rail, bottom right guide rail; Left winder 2, right winder 3 are equipped with multiple concentric fence, and two fences are one group of coiling spacing dish forming that centre has annular stop chamber, and the width in annular stop chamber is greater than extra large cable diameter and is less than 2 times of extra large cable diameters.Annular stop chamber holds extra large cable, and shipping reel line, in spiral position-arresting disk, only holds an extra large cable at sustained height, extra large cable one enclose scroll up around, it is placed in order, be conducive to improve experiment accuracy; Cable laying machine 4 and windlass 5 realize automatic control, reduce labour intensity, and process control, reduce misoperation, improve the accuracy of data further.
For improving the stationarity of conveying, cable laying machine 4 comprises motor, casing top half group, lower cylinder block, crawler belt, driven by motor crawler haulage, and casing top half group, lower cylinder block are equipped with multiple cylinder, and the cylinder of casing top half group, lower cylinder block promotes crawler belt and clamps extra large cable.Adopt crawler belt to clamp, stable drive, clamping adopts cylinder, without leakage of oil, makes track surface clean, does not affect conveying.Multiple cylinder composition cylinder block, makes the stickiness of crawler belt and extra large cable good, is beneficial to conveying.Crawler belt can adopt Timing Belt, and toothed belt transmission is steady, and fed distance is controlled, and rotating conversion is convenient.
For the reliability that extra large cable is carried, avoid extra large cable impaired, that improves extra large cable and crawler belt connects solution face, and cylinder comprises cylinder body, piston rod, the rotary head hinged with piston rod end, the end face of rotary head can be affixed with crawler belt, has space to provide rotary head swing space between the rotary head of adjacent two cylinders.
For improving the accuracy of experiment, close to practice of construction, the centre distance between left winder 2, right winder 3 is more than or equal to 10m.
For the testing requirements of the extra large cable of applicable difference, left winder 2, right winder 3 include three groups of spiral position-arresting disks, three groups of spiral position-arresting disks are respectively interior spiral position-arresting disk, middle spiral position-arresting disk and outer spiral position-arresting disk, and the height of interior spiral position-arresting disk, middle spiral position-arresting disk, outer spiral position-arresting disk raises gradually.
Enter spiral position-arresting disk for convenience of extra large cable, the top of spiral position-arresting disk is provided with the loudspeaker import under size, and loudspeaker import is convenient to extra large cable and is sent into from the top down, play the guiding role.
When carrying for making extra large cable, reduce the damage brought because of dilatory, reduce tractive resistance, main guide rail 7 is provided with rotating shaft, is coated at the pulley 701 of rotating shaft, stretch in the first column 101 outside main guide rail 7, stretch in that the main guide rail 7 of the first column 101 is tilting makes extra large cable by the oblique traction in ground on the main guide rail 7 of crossbeam 104 outward.
Integrate with for making cable laying machine 4 and main guide rail 7, the middle part of crossbeam 104 is provided with lower heavy stand, lower heavy stand is provided with cable laying machine 4, main guide rail 7 on crossbeam 104 is divided into left main guide rail 7, right main guide rail 7, the left and right sides of cable laying machine 4 is respectively equipped with left main guide rail 7, right main guide rail 7, and the orbital plane of left main guide rail 7, right main guide rail 7 is positioned at the centre position of the crawler belt up and down of cable laying machine 4.
For avoiding extra large cable to drop, improve the security of work, crossbeam 104 both sides are provided with guard rail (105), and the left end of crossbeam 104 is located in pulpit 6, and crossbeam 104 welds the ladder 8 leading to pulpit 6.
A kind of method of work of extra large cable flexing test device comprises the following steps:
1, the extra large cable of certain length is got;
2, one end of extra large cable connects the wire rope be connected with windlass 5;
3, extra large cable by the rope traction on windlass 5 to the main guide rail 7 on large-scale truss frame 1 top;
4, when extra large cable is through cable laying machine 4 center, cable laying machine 4 clamps extra large cable;
5, the wire rope of windlass 5 and extra large cable are thrown off;
6, cable laying machine 4 draws extra large cable and delivers to right winder 3 through bottom right guide rail, and is fixed on bottom right winder 3 by extra large cable-end head;
7, extra large cable reels around right winder 3, reaches predetermined amount;
8, cable laying machine 4 reverse rotation, draws extra large cable and delivers to left winder 2 through lower-left guide rail, and another termination of extra large cable-end head is fixed on bottom left winder 2;
9, extra large cable reels around left winder 23, reaches 8 circles;
10, cable laying machine 4 rotates forward, and extra large cable is reeled around right winder 3, reaches predetermined amount; Then, cable laying machine 4 reverse rotation, makes extra large cable reel around left winder 23, reaches 8 circles; So repeatedly after three numbers, extra large cable winding terminates, and analyze the extra large cable after winding terminates, test completes.
For convenience of processing and fabricating, large-scale truss frame 1 is truss door type structure, welds and gives birth to, three welding columns and a welding beam 104; Left winder 2, right winder 3 are steel-pipe welding structure, and winder has different-diameter specification in 4m, 6m, 8m tri-, and each winder height is different.The winder of often kind of diameter specifications is designed to two-layer steel-structure disk structure inside and outside certain diameter and height, is connected under winder with ground built-in fitting, and dish upper weld becomes hydraucone shape.Left winder 2, right winder 3 center distance are 11m.It is tight that cable laying machine 4 adopts flat rubber to cover band obvolvent sea cable clip, covers band by motor-driven, and cylinder promotes crawler belt clamping sample.By the adjustment to cylinder pressure and stroke, adjustable to cable cohesive force, thus regulate friction, the tractive force to extra large cable.The extra large cable diameter of the maximum traction of cable laying machine 4 is 300mm, and maximum drive speed is 12m/min, can stepless time adjustment automatically.For convenience of controlling, and reduce costs, cable laying machine 4 all adopts PLC to control with windlass 5.For improving human-computer interaction, the haulage speed of cable laying machine 4 is set at any time by the visual touch-screen controlled by PLC.Cable laying machine 4 traction sea cable time, the length of traction can pass through electric control system Real-time Collection.
The technical program, according to JB/T11167.1-2011 " the crosslinked polyetylene insulated large length of rated voltage 10kVUm=12kV to 110kVUm=126kV exchanges subsea cable and annex part 1: test method and requirement " design, is mainly used in Hai Lan manufacturing enterprise, national detection unit, extra large cable laying mega project enterprise.
One sea cable flexing test device shown in above Fig. 1,2 and method of work thereof are specific embodiments of the invention; substantive distinguishing features of the present invention and progress are embodied; can according to the use needs of reality; under enlightenment of the present invention; it is carried out to the equivalent modifications of the aspect such as shape, structure, all at the row of the protection domain of this programme.
Claims (10)
1. an extra large cable flexing test device, it is characterized in that: comprise large-scale truss frame (1), left winder (2), right winder (3), cable laying machine (4), windlass (5), pulpit (6), be provided with the controller worked for controlling cable laying machine (4) and windlass (5) in described pulpit (6), described large-scale truss frame (1) comprises the first column (101), the second column (102), the 3rd column (103), the crossbeam (104) be erected on the first column (101), the second column (102), the 3rd column (103), described crossbeam (104) is provided with windlass (5) and cable laying machine (4), described cable laying machine (4) is located on the centre position of crossbeam (104), described windlass (5) is positioned at the right-hand member of crossbeam (104), described left winder (2), right winder (3) is positioned at crossbeam (104) below, wherein left winder (2) is positioned at the first column (101), between second column (102), described right winder (3) is positioned at the second column (102), between 3rd column (103), described crossbeam (104) is provided with main guide rail (7), the lower end of main guide rail (7) extends to the first column (101) outside, the left and right sides of described cable laying machine (4) is respectively equipped with lower-left guide rail, bottom right guide rail, described left winder (2), right winder (3) are equipped with multiple concentric fence, and two fences are one group of coiling spacing dish forming that centre has annular stop chamber, and the width in annular stop chamber is greater than extra large cable diameter and is less than 2 times of extra large cable diameters.
2. one according to claim 1 extra large cable flexing test device, it is characterized in that: described cable laying machine (4) comprises motor, casing top half group, lower cylinder block, crawler belt, described driven by motor crawler haulage, casing top half group, lower cylinder block are equipped with multiple cylinder, and the cylinder of casing top half group, lower cylinder block promotes crawler belt and clamps extra large cable.
3. one according to claim 2 extra large cable flexing test device, it is characterized in that: described cylinder comprises cylinder body, piston rod, the rotary head hinged with piston rod end, the end face of rotary head can be affixed with crawler belt, has space to provide rotary head swing space between the rotary head of adjacent two cylinders.
4. one according to claim 3 extra large cable flexing test device, is characterized in that: described crawler belt is flat rubber belt track.
5. one according to claim 4 extra large cable flexing test device, is characterized in that: the centre distance between described left winder (2), right winder (3) is more than or equal to 10m.
6. one according to claim 5 extra large cable flexing test device, it is characterized in that: described left winder (2), right winder (3) include three groups of spiral position-arresting disks, three groups of spiral position-arresting disks are respectively interior spiral position-arresting disk, middle spiral position-arresting disk and outer spiral position-arresting disk, the height of interior spiral position-arresting disk, middle spiral position-arresting disk, outer spiral position-arresting disk raises gradually, and the top of spiral position-arresting disk is provided with the loudspeaker import under size.
7. one according to claim 6 extra large cable flexing test device, it is characterized in that: described main guide rail (7) is provided with rotating shaft, is coated at the pulley of rotating shaft (701), stretch in the first column (101) outside described main guide rail (7), stretch in that the main guide rail (7) of the first column (101) is tilting makes extra large cable by the oblique traction in ground on the main guide rail (7) of crossbeam (104) outward.
8. one according to claim 7 extra large cable flexing test device, it is characterized in that: the middle part of described crossbeam (104) is provided with lower heavy stand, described lower heavy stand is provided with described cable laying machine (4), main guide rail (7) on crossbeam (104) is divided into left main guide rail (7), right main guide rail (7), the left and right sides of cable laying machine (4) is respectively equipped with left main guide rail (7), right main guide rail (7), and the orbital plane of left main guide rail (7), right main guide rail (7) is positioned at the centre position of the crawler belt up and down of cable laying machine (4).
9. one according to claim 8 extra large cable flexing test device, it is characterized in that: described crossbeam (104) both sides are provided with guard rail (105) (105), the left end of crossbeam (104) is located in described pulpit (6), and the ladder (8) of pulpit (6) is led in described crossbeam (104) welding.
10. adopt the extra large cable flexing test method of a kind of extra large cable flexing test device according to claim 1, it is characterized in that: comprise the following steps:
1) the extra large cable of certain length is got;
2) one end of extra large cable connects the wire rope be connected with windlass (5);
3) extra large cable by the rope traction on windlass (5) to the main guide rail (7) on large-scale truss frame (1) top;
4) when extra large cable is through cable laying machine (4) center, cable laying machine (4) clamps extra large cable;
5) wire rope of windlass (5) and extra large cable are thrown off;
6) cable laying machine (4) draws extra large cable and delivers to right winder (3) through bottom right guide rail, and extra large cable-end head is fixed on right winder (3) bottom;
7) extra large cable is around right winder (3) winding, reaches predetermined amount;
8) cable laying machine (4) reverse rotation, draws extra large cable and delivers to left winder (2) through lower-left guide rail, and another termination of extra large cable-end head is fixed on left winder (2) bottom;
9) extra large cable reels around left winder (2) 3, reaches predetermined amount;
10) cable laying machine (4) rotates forward, and makes extra large cable around right winder (3) winding, reaches predetermined amount; Then, cable laying machine (4) reverse rotation, makes extra large cable reel around left winder (2) 3, reaches predetermined amount; After so repeatedly reaching set point number, extra large cable winding terminates, and analyze the extra large cable after winding terminates, test completes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510524128.2A CN105092392B (en) | 2015-08-25 | 2015-08-25 | A kind of extra large cable flexing test device and its method of work |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510524128.2A CN105092392B (en) | 2015-08-25 | 2015-08-25 | A kind of extra large cable flexing test device and its method of work |
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| CN105092392B CN105092392B (en) | 2017-12-26 |
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| CN111624450A (en) * | 2020-06-10 | 2020-09-04 | 远东电缆有限公司 | Cable winding discharge test method |
| CN112623884A (en) * | 2020-12-03 | 2021-04-09 | 中天科技海缆股份有限公司 | Cable winding test equipment |
| CN113804564A (en) * | 2021-08-23 | 2021-12-17 | 中山大学 | Method for analyzing cumulative plastic deformation of ultra-duplex stainless steel pipe of umbilical cable |
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| Publication number | Publication date |
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| CN105092392B (en) | 2017-12-26 |
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