CN103762538A - Underwater cable bending resistant protective pipe and using method thereof - Google Patents
Underwater cable bending resistant protective pipe and using method thereof Download PDFInfo
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- CN103762538A CN103762538A CN201410030355.5A CN201410030355A CN103762538A CN 103762538 A CN103762538 A CN 103762538A CN 201410030355 A CN201410030355 A CN 201410030355A CN 103762538 A CN103762538 A CN 103762538A
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Abstract
The invention provides an underwater cable bending resistant protective pipe which is formed by connection of at least two protective pipe single bodies. Each protective pipe single body is formed by connection of an upper protective pipe (1) and a lower protective pipe (2) in a detachable mode, each protective pipe single body is tubular, a protrusion (4) is arranged at one end of the outer surface of each protective pipe single body, and a relief button (5) is adjacent to the protrusion (4). A conduit (6), a cavity (8) and a containing cavity (9) are arranged inside each protective pipe single body in sequence, and each cavity (8) and each containing cavity (9) wrapped by the corresponding upper protective pipe (1) and the corresponding lower protective pipe (2) form an intaglio button (7). The underwater cable bending resistant protective pipe is formed by adjacent two or more protective pipe single bodies through inserting connection of the relief buttons (5) and the intaglio buttons (7), the bending radius of the underwater cable bending resistant protective pipe is further restrained, and cables are prevented from being over bent. The underwater cable bending resistant protective pipe is simple in structure and convenient to use, workload and mounting time for mounting and replacing of cable protective pipes are reduced, mounting cost is reduced, and damage of the cables due to overbending can be prevented.
Description
Technical field
The invention belongs to submerged cable protection special equipment field, the particularly counter-bending pillar of a kind of submerged cable and using method thereof.
Background technology
Along with the development and utilization of marine resources, underwater installation application is more and more extensive, carries the submerged cable application quantity of electric current also increasing accordingly to underwater installation.Conventionally in the junction of cable and equipment, need to use pillar to protect cable.Very easily burn into is aging in marine environment for conventional cable protecting tube material.Conventional cable protecting tube is all cylinder tube shape at present, when installing, this cable protecting tube needs in advance cable to be penetrated from pillar one end, again from the other end passes and equipment connection, often need a large amount of artificial and tractor layings, use pillar longer, the difficulty of construction of cabling pillar is larger, and also needs cable and equipment to disconnect when need changing or setting up cable protecting tube.Cable can be swung by current or other External Force Acting under water in addition, when bending is excessive, can cause damage to cable, has great potential safety hazard.
In the prior art, product and application about the counter-bending pillar of submerged cable, have not been reported so far.
Summary of the invention
The object of the invention is to overcome the shortcoming existing in prior art; provide a kind of simple in structure; easy to use; can Fast Installation and replacing; reduce workload and set-up time that cable protecting tube is installed and changed; reduce installation cost, and can prevent the damage that cable causes because of overbending, more effectively realized the protection to submerged cable.Realize the corrosion-resistant, ageing-resistant of submerged cable pillar, and the counter-bending pillar of a kind of submerged cable and the using method thereof of the Fast Installation of cable protecting tube and replacing.
The object of the invention is to be achieved through the following technical solutions:
The counter-bending pillar of submerged cable, it is formed by connecting by least two pillar monomers, and pillar monomer is removably connected to form by upper pillar 1 and lower pillar 2, and pillar monomer is tubulose, and one end of outer surface is provided with projection 4, and what projection 4 was adjacent is male buckle 5; The inside of pillar monomer is disposed with penetration pipe 6, cavity 8 and container cavity 9, and cavity 8 and the container cavity 9 of upper pillar 1, lower pillar 2 parcels have formed female buckle 7;
This counter-bending pillar is plugged together and is joined together to form by male buckle 5 and female buckle 7 by two or more adjacent pillar monomers, and then limits the bending radius of counter-bending pillar, prevents cable overbending.
Described protruding 4 is the annular boss of pillar monomer outer surface, and the outer tube diameter of projection 4 is compared with the large 14-15mm of interior caliber of container cavity 9, and the outer tube diameter of projection 4 is compared with the little 8-10mm of interior caliber of cavity 8, and the outer tube diameter of projection 4 is compared with the large 9-10mm of the outer tube diameter of male buckle 5.
Described male buckle 5 is the annular groove of pillar monomer outer surface, and the length sum of projection 4 and male buckle 5 is greater than the length sum of cavity 8 and container cavity 9.
Described penetration pipe 6 is tubular, from protruding 4 places, is through to cavity 8 places, and the caliber of penetration pipe 6 is less than container cavity 9 calibers, and the caliber of container cavity 9 is greater than or equal to the caliber at male buckle 5 places.
Described upper pillar 1 is connected by bolt 3 with lower pillar 2.
Described upper pillar 1 and lower pillar 2 structures and measure-alike.
Described bolt 3 is stainless steel or titanium alloy material; Described upper pillar 1, lower pillar 2 are glass fibre reinforced nylon material or glass-reinforced plastic material.
A using method for the counter-bending pillar of described submerged cable, comprises the steps:
During installing cables pillar, first by cable and equipment connection, put respectively again pillar 1 and lower pillar 2, install bolt 3 and completed laying of a joint pillar monomer, and then in male buckle 5 directions, next joint pillar monomer is installed successively, by two or more adjacent pillar monomers, by male buckle 5 and female buckle 7, plug together and be joined together to form counter-bending pillar.
When cable breaks down, the bolt 3 of the final section pillar at cable fault place is opened, open pillar 1 and lower pillar 2, then successively all the other pillars are pulled down, carry out cable maintenance operation.
In the junction of cable and equipment, by the joint pillar monomer solid near equipment is fixed on equipment, with so attached cable.
Beneficial effect of the present invention is:
Simple in structure, easy to use, can Fast Installation and replacing; reduce workload and set-up time that cable protecting tube is installed and changed; reduce installation cost, and can prevent the damage that cable causes because of overbending, more effectively realized the protection to submerged cable.Realize the corrosion-resistant, ageing-resistant of submerged cable pillar, and the Fast Installation of cable protecting tube and replacing.Be specially:
1, mechanical strength is high, corrosion-resistant, ageing-resistant, can use under water, effectively prevents the damage of submerged cable;
2, pillar easy accessibility, time saving and energy saving, facilitates cable to install and maintenance;
3, the bending radius of effective control cables, prevents the fracture damage that cable overbending causes, and has improved the useful life of cable.
Accompanying drawing explanation
Fig. 1 is the perspective view of the counter-bending pillar of submerged cable of the present invention.
Fig. 2 is the vertical view of the counter-bending pillar of submerged cable in Fig. 1.
Fig. 3 is the rearview of the counter-bending pillar of submerged cable in Fig. 1.
Fig. 4 is the counter-bending pillar A-A of submerged cable cutaway view in Fig. 3.
Fig. 5 is the connected mode view of the counter-bending pillar of submerged cable in Fig. 1.
Symbol list
Pillar 6 penetration pipes on 1
2 times pillar 7 female buckles
3 bolt 8 cavitys
4 protruding 9 container cavities
5 male buckles
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
Fig. 1 is the perspective view of the counter-bending pillar of submerged cable of the present invention; Fig. 2 is the vertical view of the counter-bending pillar of submerged cable in Fig. 1; Fig. 3 is the rearview of the counter-bending pillar of submerged cable in Fig. 1; Fig. 4 is the cutaway view of the counter-bending pillar A-A part of submerged cable in Fig. 3; Fig. 5 is the connected mode view of the counter-bending pillar of submerged cable in Fig. 1.
As Figure 1-Figure 5, the counter-bending pillar of submerged cable of the present invention comprises pillar 1 and lower pillar 2, between upper pillar 1 and lower pillar 2, by bolt 3, be fixedly connected to form counter-bending pillar, wherein, one end of counter-bending pillar is provided with projection 4, between projection 4 and counter-bending pillar, be provided with male buckle 5, the inside of counter-bending pillar is provided with penetration pipe 6, the rear of penetration pipe 6 is provided with cavity 8, the rear of cavity 8 is provided with container cavity 9, and cavity 8 and the container cavity 9 of upper pillar 1, lower pillar 2 parcels have formed female buckle 7.
The cross section of penetration pipe 6 is circular, and penetration pipe 6 is through to cavity 8 places from protruding 4 places, and the caliber of penetration pipe 6 is less than container cavity 9 calibers, and the caliber of container cavity 9 is greater than or equal to the caliber at male buckle 5 places.Penetration pipe 6, cavity 8, container cavity 9 is connected, and through whole counter-bending pillar, is plugged together and linked together, and then limit the bending radius of counter-bending pillar, thereby prevent cable overbending between two adjacent counter-bending pillars by female buckle 7 and male buckle 5.
Counter-bending pillar is coordinated and is realized the connection between a plurality of pillars by male buckle 5 and female buckle 7.Pillar of the present invention also can be used composite glass fiber reinforced other high strength such as grade, resistant material.
The using method of the counter-bending pillar of submerged cable, wherein, comprises the steps:
During installing cables pillar, first by cable and equipment connection, put respectively again pillar 1 and lower pillar 2, install bolt 3 and completed laying of a joint pillar, and then in male buckle 5 directions, next joint pillar is installed successively, need a few joint length that several joints are installed, in the junction of cable and equipment, also can use bolt to be fixed on equipment saving pillar near one of equipment, with so that attached cable.
When cable breaks down, only the bolt 3 of the final section pillar at cable fault place need be opened, open pillar 1 and lower pillar 2, then can successively all the other pillars be pulled down, carry out cable maintenance operation.
Data comparison: existing cable is 200 meters so that submerged cable pillar to be installed, and submerged cable pillar is installed, and is compared as follows:
Advantage of the present invention is, simple in structure, easy to use; can Fast Installation and replacing, reduce workload and set-up time that cable protecting tube is installed and changed, reduced installation cost; and can prevent the damage that cable causes because of overbending, more effectively realize the protection to submerged cable.Realize the corrosion-resistant, ageing-resistant of submerged cable pillar, and the Fast Installation of cable protecting tube and replacing.Be specially: mechanical strength is high, corrosion-resistant, ageing-resistant, can use under water, effectively prevent the damage of submerged cable; Pillar easy accessibility, time saving and energy saving, facilitate cable to install and maintenance.Effectively the bending radius of control cables, prevents the fracture damage that cable overbending causes, and has improved the useful life of cable.
Claims (10)
1. the counter-bending pillar of submerged cable, it is formed by connecting by least two pillar monomers, pillar monomer is removably connected to form by upper pillar (1) and lower pillar (2), it is characterized in that, pillar monomer is tubulose, one end of outer surface is provided with projection (4), and what projection (4) was adjacent is male buckle (5); The inside of pillar monomer is disposed with penetration pipe (6), cavity (8) and container cavity (9), and cavity (8) and the container cavity (9) of upper pillar (1), lower pillar (2) parcel have formed female buckle (7);
This counter-bending pillar is plugged together and is joined together to form by male buckle (5) and female buckle (7) by two or more adjacent pillar monomers, and then limits the bending radius of counter-bending pillar, prevents cable overbending.
2. the counter-bending pillar of submerged cable as claimed in claim 1, it is characterized in that, described projection (4) is the annular boss of pillar monomer outer surface, the outer tube diameter of projection (4) is compared with the large 14-15mm of interior caliber of container cavity (9), the outer tube diameter of projection (4) is compared with the little 8-10mm of interior caliber of cavity (8), and the outer tube diameter of projection (4) is compared with the large 9-10mm of outer tube diameter of male buckle (5).
3. the counter-bending pillar of submerged cable as claimed in claim 1, is characterized in that, described male buckle (5) is the annular groove of pillar monomer outer surface, and the length sum of projection (4) and male buckle (5) is greater than the length sum of cavity (8) and container cavity (9).
4. the counter-bending pillar of submerged cable as claimed in claim 1, it is characterized in that, described penetration pipe (6) is tubular, from projection (4), locating to be through to cavity (8) locates, the caliber of penetration pipe (6) is less than container cavity (9) caliber, and the caliber of container cavity (9) is greater than or equal to the caliber that male buckle (5) is located.
5. the counter-bending pillar of submerged cable as claimed in claim 1, is characterized in that, described upper pillar (1) is connected by bolt (3) with lower pillar (2).
6. the counter-bending pillar of submerged cable as claimed in claim 1, is characterized in that described upper pillar (1) and lower pillar (2) structure and measure-alike.
7. the counter-bending pillar of submerged cable as claimed in claim 1, is characterized in that, described bolt (3) is stainless steel or titanium alloy material; Described upper pillar (1), lower pillar (2) are glass fibre reinforced nylon material or glass-reinforced plastic material.
8. as described in as arbitrary in claim 1-7, a using method for the counter-bending pillar of submerged cable, is characterized in that, comprises the steps:
During installing cables pillar, first by cable and equipment connection, put respectively again pillar (1) and lower pillar (2), install bolt (3) and completed laying of a joint pillar monomer, and then in male buckle (5) direction, next joint pillar monomer is installed successively, by two or more adjacent pillar monomers, by male buckle (5) and female buckle (7), plug together and be joined together to form counter-bending pillar.
9. the using method of the counter-bending pillar of submerged cable as claimed in claim 8, it is characterized in that, when cable breaks down, the bolt (3) of the final section pillar at cable fault place is opened, open pillar (1) and lower pillar (2), then successively all the other pillars are pulled down, carried out cable maintenance operation.
10. the using method of the counter-bending pillar of submerged cable as claimed in claim 8, is characterized in that, in the junction of cable and equipment, by the joint pillar monomer solid near equipment is fixed on equipment, with so that attached cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410030355.5A CN103762538B (en) | 2014-01-22 | 2014-01-22 | A kind of counter-bending pillar of submerged cable and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410030355.5A CN103762538B (en) | 2014-01-22 | 2014-01-22 | A kind of counter-bending pillar of submerged cable and using method thereof |
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| Publication Number | Publication Date |
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| CN103762538A true CN103762538A (en) | 2014-04-30 |
| CN103762538B CN103762538B (en) | 2016-08-24 |
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| CN201410030355.5A Active CN103762538B (en) | 2014-01-22 | 2014-01-22 | A kind of counter-bending pillar of submerged cable and using method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037707A (en) * | 2014-06-05 | 2014-09-10 | 龙源电力集团股份有限公司 | Submarine cable laying protection device at position of offshore wind power jacket foundation and installation method thereof |
| CN106129949A (en) * | 2016-08-29 | 2016-11-16 | 中天海洋***有限公司 | A kind of sea cable protection pipe |
| CN110539847A (en) * | 2019-04-22 | 2019-12-06 | 深圳海油工程水下技术有限公司 | multi-section interlocking type cable joint head |
| CN110829287A (en) * | 2019-11-29 | 2020-02-21 | 上海市基础工程集团有限公司 | Front-end modularized submarine cable bending limiter for submarine cable burying machine hydraulic blade |
| CN111030034A (en) * | 2020-01-03 | 2020-04-17 | 浙江正泰电缆有限公司 | Cable intermediate butt joint device |
| CN112522712A (en) * | 2020-12-25 | 2021-03-19 | 中海油能源发展股份有限公司 | Jacket stretching type impressed current cable protection device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356794B (en) * | 2016-10-22 | 2019-08-02 | 诸暨市申嘉机械科技有限公司 | Underwater umbilical cables protective device |
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| EP1388700A1 (en) * | 2002-08-06 | 2004-02-11 | Reiku GmbH | Duct formed by a succession of articulated members |
| GB2413219A (en) * | 2004-04-13 | 2005-10-19 | Crp Group Ltd | A bend restrictor |
| JP2007053863A (en) * | 2005-08-19 | 2007-03-01 | Sekisui Chem Co Ltd | Pipeline structure |
| CN201616642U (en) * | 2009-12-17 | 2010-10-27 | 上展金属工业股份有限公司 | Submarine cable protection jacket structure |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1388700A1 (en) * | 2002-08-06 | 2004-02-11 | Reiku GmbH | Duct formed by a succession of articulated members |
| GB2413219A (en) * | 2004-04-13 | 2005-10-19 | Crp Group Ltd | A bend restrictor |
| JP2007053863A (en) * | 2005-08-19 | 2007-03-01 | Sekisui Chem Co Ltd | Pipeline structure |
| CN201616642U (en) * | 2009-12-17 | 2010-10-27 | 上展金属工业股份有限公司 | Submarine cable protection jacket structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037707A (en) * | 2014-06-05 | 2014-09-10 | 龙源电力集团股份有限公司 | Submarine cable laying protection device at position of offshore wind power jacket foundation and installation method thereof |
| CN106129949A (en) * | 2016-08-29 | 2016-11-16 | 中天海洋***有限公司 | A kind of sea cable protection pipe |
| CN110539847A (en) * | 2019-04-22 | 2019-12-06 | 深圳海油工程水下技术有限公司 | multi-section interlocking type cable joint head |
| CN110829287A (en) * | 2019-11-29 | 2020-02-21 | 上海市基础工程集团有限公司 | Front-end modularized submarine cable bending limiter for submarine cable burying machine hydraulic blade |
| CN111030034A (en) * | 2020-01-03 | 2020-04-17 | 浙江正泰电缆有限公司 | Cable intermediate butt joint device |
| CN112522712A (en) * | 2020-12-25 | 2021-03-19 | 中海油能源发展股份有限公司 | Jacket stretching type impressed current cable protection device |
Also Published As
| Publication number | Publication date |
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| CN103762538B (en) | 2016-08-24 |
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Effective date of registration: 20180209 Address after: 266071 room B, room B, No. 1, intelligence island road, Qingdao hi tech Zone, Shandong Patentee after: Qingdao CISRI Nanogram Detection Protection Technology Co., Ltd. Address before: 266071 Shandong province Qingdao city fushansuo No. 727 Co-patentee before: Qingdao CISRI Nanogram Detection Protection Technology Co., Ltd. Patentee before: CISRI Qingdao Marine Corrosion Institute |
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