CN105337237B - A kind of flexible extra large cable centralized positioning protective device - Google Patents
A kind of flexible extra large cable centralized positioning protective device Download PDFInfo
- Publication number
- CN105337237B CN105337237B CN201510805729.0A CN201510805729A CN105337237B CN 105337237 B CN105337237 B CN 105337237B CN 201510805729 A CN201510805729 A CN 201510805729A CN 105337237 B CN105337237 B CN 105337237B
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- Prior art keywords
- extra large
- large cable
- symmetrical
- parts
- setting
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of flexible extra large cable centralized positioning protective device, including guide cone, locating shaft, connecting shaft, tailing axle and fixture；Guide cone forms head as pyramidal structure by symmetrical two parts；Locating shaft is made of symmetrical two parts, and head is provided with assembling protrusion, and locating shaft tail portion is provided with installation groove；Connecting shaft is made of symmetrical two parts, head setting installation protrusion；Taper ring lateral surface is cone structure；Tailing axle head sets connecting flange, tail portion setting connection bump, and fixture head sets connecting groove, and connecting groove is connected with tailing axle tail portion connection bump.Pillar lower port section cable can be limited in pillar center by the present apparatus, effectively extra large cable can be controlled to be swung in pillar, it prevents from generating collision with rigid pillar, avoid extra large cable that endurance failure occurs under the long term of ocean current, it can be bent along camber line pillar, the apparatus structure is simple, easy for installation simultaneously, and reliability is high, and service life is long.
Description
Technical field
The present invention relates to a kind of extra large cable centralized positioning protective devices, exist especially suitable for oil platform, offshore wind farm extra large cable
Centralized positioning is protected in arc pillar.
Background technology
As China increasingly increases energy demand, marine oil and gas, offshore wind power development dynamics also rapidly increase.Extra large cable
As the important medium of power transmission, security reliability in use is most important.Oil platform or offshore wind farm
Marine extra large cable is to be worn by rigid pillar from seabed to above platform, is that poling is smooth, extra large cable pillar internal diameter is usually outside extra large cable
3 times or so of diameter.Therefore extra large cable can freely swing in pillar, and particularly in pillar lower end exit, extra large cable is by ocean current at this
Influence is the most violent, can not stop under ocean current effect dynamic, while constantly collide pillar, cable can be caused under long duration of action
Endurance failure causes cable that can not transmit electricity, and entire electric system paralysis is eventually led to, so as to cause huge economic loss.Needle
To such case, a kind of extra large cable centralized positioning protective device is invented, extra large cable is limited in pillar center, extra large cable is prevented to protect
It is swung in pipe, while has two kinds of structure types of straight line and camber line for cable pillar lower port, pillar is penetrated for ease of extra large cable, invented
It is a kind of can be particularly important along the extra large cable centralized positioning protective device of curvature.
Invention content
Goal of the invention：The purpose of the present invention is to solve deficiencies of the prior art, and providing one kind can effectively control
Extra large cable is swung in pillar, is prevented from generating collision with rigid pillar, is avoided extra large cable that fatigue occurs under the long term of ocean current broken
Damage, while have two kinds of structure types of straight line and camber line for cable pillar lower port, penetrate pillar, institute's invention extra large cable for ease of extra large cable
Centralized positioning protective device can be bent, while the apparatus structure is simple, easy for installation along camber line pillar, and reliability is high, uses year
The flexible extra large cable centralized positioning protective device of limit for length.
Technical solution：A kind of flexible extra large cable centralized positioning protective device of the present invention, including guide cone, positioning
Axis, connecting shaft, taper ring, washer, tailing axle and fixture；The guide cone is made of symmetrical two parts, inside setting centre bore,
Head is pyramidal structure, and tail portion sets assembling groove；The locating shaft is made of symmetrical two parts, inside setting centre bore, head
Portion is provided with assembling protrusion, and the locating shaft tail portion is provided with installation groove, and two sides are provided with bolt hole, using being bolted
Position axial symmetry two parts；The connecting shaft is made of symmetrical two parts, centre setting centre bore, head setting installation protrusion,
The connecting shaft tail portion sets connecting flange；The taper ring sets centre bore, and lateral surface is cone structure, the washer setting
Centre bore；The tailing axle sets centre bore, head setting connecting flange, and tail portion sets connection bump, and two sides set bolt hole,
The symmetrical two parts of tailing axle are bolted, using being bolted connecting shaft, taper ring, washer and tailing axle；The fixture setting
Centre bore, head setting connecting groove, the connecting groove are connected with tailing axle tail portion connection bump, and the fixture tail portion is set
Installation protrusion is put, the symmetrical two parts of fixture are bolted in setting bolt hole in two sides.
Further, the guide cone two sides are provided with bolt hole, and utilize and be bolted the symmetrical two parts of guide cone.
Further, it is connected by the assembling protrusion and the assembling groove of guide cone.
Further, it is connected by the installation protrusion with the installation groove.
Further, the taper ring is arranged between the connecting shaft and tailing axle, and using elastic material.
Further, the quantity of the taper ring is multiple, and the washer is equipped between multiple taper rings.
Further, the raised tail portion of the installation is also associated with several clamp structures, and by recessed between each clamp structure
Slot and bulge-structure are connected.
The invention also discloses a kind of assembly methods of flexible extra large cable centralized positioning protective device, include the following steps：
（1）Installation site of the extra large cable centralized positioning protective device in extra large cable is determined first；
（2）Extra large cable is placed in tailing axle centre bore in installed position, the symmetrical two parts of tailing axle are bolted；
（3）Taper ring, washer, connecting shaft are stuck in extra large cable successively again, and are bolted, while utilizes and is bolted
Connect axial symmetry two parts；
（4）By locating shaft tail portion installation groove, the raised company of occlusion is installed with connecting shaft head for installation locating shaft in next step
It connects；
（5）It utilizes simultaneously and is bolted positioning axial symmetry two parts；
（6）Guide cone is installed in next step again, is engaged by being oriented to terebrantia installation groove with positioning shaft head installation protrusion
Connection；
（7）Simultaneously using the symmetrical two parts of guide cone are bolted, last installs fixture passes through fixture head installation groove
It is connected with tailing axle tail portion installation protrusion；
（8）It is clamp extra large cable simultaneously using the symmetrical two parts of fixture are bolted, can be pacified according to the poor power size of mill
Multiple fixtures are filled, structure installs；
（9）Mounted extra large cable centralized positioning protective device is drawn with extra large cable to pillar lower port installation site, that is, is installed
In place.
Advantageous effect：Pillar lower port section cable can be limited in pillar center by the present apparatus, can effectively be controlled
Extra large cable is swung in pillar, is prevented from generating collision with rigid pillar, is avoided extra large cable that fatigue occurs under the long term of ocean current broken
Damage, while have two kinds of structure types of straight line and camber line for cable pillar lower port, penetrate pillar, institute's invention extra large cable for ease of extra large cable
Centralized positioning protective device can be bent, while the apparatus structure is simple, easy for installation along camber line pillar, and reliability is high, uses year
Limit for length.The present invention is easily installed by using Ha Fushi symmetrical structures, cone head part conical design is oriented to, convenient for penetrating pillar；Cone
Taper is set on the outside of shape circle, convenient for penetrating pillar, while using elastic material, and turns to match with pillar interference, the shape between pillar
Into elastic cord breaker；The raised occlusion structure of installation groove and installation between guide cone, locating shaft, connecting shaft can be realized mutually
Between certain angle rotation, enable extra large cable centralized positioning protective device along arc line shaped pillar be bent.The centralized positioning of this extra large cable
Protective device can hold extra large cable tightly, while be stuck in pillar, realize centralized positioning of the cable in pillar, extra large cable can be avoided to protect
Endurance failure caused by arbitrarily swinging and collided with pillar in pipe improves the security reliability of extra large cable in use, simultaneously
It is simple in structure, it is easy for installation, without diver's underwater operation.
Description of the drawings
Fig. 1 is the structural front view of the present invention；
Fig. 2 is the structure sectional view of Fig. 1；
Fig. 3 is the schematic view of the mounting position of the present invention.
Specific embodiment
A kind of flexible extra large cable centralized positioning protective device as depicted in figs. 1 and 2, including guide cone 1, locating shaft 2 connects
Spindle 3, taper ring 4, washer 5, tailing axle 6 and fixture 7；The guide cone 1 is made of symmetrical two parts, inside setting centre bore
8, head is pyramidal structure, and tail portion sets assembling groove 9；The locating shaft 2 is made of symmetrical two parts, inside setting centre bore
11, head is provided with assembling protrusion 12, and 2 tail portion of locating shaft is provided with installation groove 13, and two sides are provided with bolt hole 14,
Using being bolted 2 symmetrical two parts of locating shaft；The connecting shaft 3 is made of symmetrical two parts, centre setting centre bore 15, head
Portion's setting installation protrusion 16,3 tail portion of connecting shaft sets connecting flange 17；The taper ring 4 sets centre bore 18, lateral surface
For cone structure, the washer 5 sets centre bore 19；The tailing axle 6 sets centre bore 20, head setting connecting flange 21, tail
Portion sets connection bump 22, and setting bolt hole 23 in two sides is bolted 6 symmetrical two parts of tailing axle, is connected using bolt 24
Spindle 3, taper ring 4, washer 5 and tailing axle 6 in succession；The fixture 7 sets centre bore 25, and setting connecting groove 26 in head is described
Connecting groove 26 is connected with 6 tail portion connection bump 22 of tailing axle, and 7 tail portion of the fixture setting installation protrusion 27, two sides are set
Bolt hole 28 is put, 7 symmetrical two parts of fixture are bolted.
As advanced optimizing for above-mentioned technical proposal：
Further, 1 two sides of guide cone are provided with bolt hole 10, and utilize and be bolted guide cone 1 symmetrical two
Part.
Further, it is connected by the assembling protrusion 12 and the assembling groove 9 of guide cone 1.
Further, it is connected by the installation protrusion 16 with the installation groove 13.
Further, the taper ring 4 is arranged between the connecting shaft 3 and tailing axle 6, and using elastic material.
Further, the quantity of the taper ring 4 is multiple, and the washer 5 is equipped between multiple taper rings 4.
Further, raised 27 tail portions of the installation are also associated with several clamp structures, and pass through between each clamp structure
Groove and bulge-structure are connected.
A kind of assembly method of above-mentioned flexible extra large cable centralized positioning protective device, includes the following steps：
（1）Installation site of the extra large cable centralized positioning protective device in extra large cable 29 is determined first；
（2）Extra large cable is placed in tailing axle centre bore in installed position, the symmetrical two parts of tailing axle are bolted；
（3）Taper ring, washer, connecting shaft are stuck in extra large cable successively again, and are bolted, while utilizes and is bolted
Connect axial symmetry two parts；
（4）By locating shaft tail portion installation groove, the raised company of occlusion is installed with connecting shaft head for installation locating shaft in next step
It connects；
（5）It utilizes simultaneously and is bolted positioning axial symmetry two parts；
（6）Guide cone is installed in next step again, is engaged by being oriented to terebrantia installation groove with positioning shaft head installation protrusion
Connection；
（7）Simultaneously using the symmetrical two parts of guide cone are bolted, last installs fixture passes through fixture head installation groove
It is connected with tailing axle tail portion installation protrusion；
（8）It is clamp extra large cable simultaneously using the symmetrical two parts of fixture are bolted, can be pacified according to the poor power size of mill
Multiple fixtures are filled, structure installs；
（9）Mounted extra large cable centralized positioning protective device is drawn with extra large cable to 30 installation site of pillar lower port, that is, is pacified
It is attached to position.
Pillar lower port section cable can be limited in pillar center by the present apparatus, can effectively control extra large cable in pillar
Interior swing prevents from generating collision with rigid pillar, avoids extra large cable that endurance failure occurs under the long term of ocean current, be directed to simultaneously
Cable pillar lower port has two kinds of structure types of straight line and camber line, penetrates pillar for ease of extra large cable, institute's invention extra large cable centralized positioning is protected
Protection unit can be bent, while the apparatus structure is simple, easy for installation along camber line pillar, and reliability is high, and service life is long.The present invention
It is easily installed by using Ha Fushi symmetrical structures, cone head part conical design is oriented to, convenient for penetrating pillar；Taper on the outside of taper ring
Setting convenient for penetrating pillar, while using elastic material, and turns to match, elastic cord breaker is formed between pillar with pillar interference；
The raised occlusion structure of installation groove and installation between guide cone, locating shaft, connecting shaft can realize mutual certain angle
Degree rotation, enables extra large cable centralized positioning protective device to be bent along arc line shaped pillar.This extra large cable centralized positioning protective device can
It holds extra large cable tightly, while is stuck in pillar, realize centralized positioning of the cable in pillar, extra large cable can be avoided arbitrarily to be swung in pillar
With collided with pillar caused by endurance failure, improve extra large cable security reliability in use, while simple in structure, installation
It is convenient, without diver's underwater operation.
The above described is only a preferred embodiment of the present invention, not make limitation in any form to the present invention, though
So the present invention is disclosed above with preferred embodiment, however is not limited to the present invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, technical spirit according to the present invention
To any simple modification, equivalent change and modification that above example is made, in the range of still falling within technical solution of the present invention.
Claims (6)
1. a kind of extra large cable centralized positioning protective device, it is characterised in that：Including guide cone (1), locating shaft (2), connecting shaft (3),
Taper ring (4), washer (5), tailing axle (6) and fixture (7)；The guide cone (1) is made of symmetrical two parts, in the setting of inside
Heart hole (8), head are pyramidal structure, and tail portion sets assembling groove (9)；The locating shaft (2) is made of symmetrical two parts, internal
Centre bore (11) is set, it is raised (12) that head is provided with assembling, and locating shaft (2) tail portion is provided with installation groove (13), and two
Side is provided with bolt hole (14), using being bolted locating shaft (2) symmetrical two parts；The connecting shaft (3) is by symmetrical two
It is grouped as, centre setting centre bore (15), setting the first installation in head is raised (16), connecting shaft (3) the tail portion setting connection
Flange (17)；Taper ring (4) the setting centre bore (18), lateral surface is cone structure, and the washer (5) sets centre bore
(19)；Tailing axle (6) the setting centre bore (20), head setting connecting flange (21), tail portion setting connection bump (22), both sides
Face setting bolt hole (23), is bolted tailing axle (6) symmetrical two parts, utilizes bolt (24) connection connecting shaft (3), taper
Enclose (4), washer (5) and tailing axle (6)；Fixture (7) the setting centre bore (25), head setting connecting groove (26), the company
It connects groove (26) to be connected with tailing axle (6) tail portion connection bump (22), the second installation of fixture (7) tail portion setting protrusion
(27), two sides setting bolt hole (28), is bolted fixture (7) symmetrical two parts；It is raised (12) by the assembling
It is connected with the assembling groove (9) of guide cone (1)；It is stung by the described first installation raised (16) with the installation groove (13)
Close connection.
2. a kind of extra large cable centralized positioning protective device according to claim 1, it is characterised in that：The guide cone (1) two
Side is provided with bolt hole (10), and utilizes and be bolted guide cone (1) symmetrical two parts.
3. a kind of extra large cable centralized positioning protective device according to claim 1, it is characterised in that：The taper ring (4) sets
It puts between the connecting shaft (3) and tailing axle (6), and using elastic material.
4. a kind of extra large cable centralized positioning protective device according to claim 1 or 3, it is characterised in that：The taper ring (4)
Quantity to be multiple, and the washer (5) is equipped between multiple taper rings (4).
5. a kind of extra large cable centralized positioning protective device according to claim 1, it is characterised in that：The second installation protrusion
(27) tail portion is also associated with several clamp structures, and is connected between each clamp structure by groove and bulge-structure.
6. a kind of assembly method of extra large cable centralized positioning protective device according to claim 1-5 any one, feature
It is：Include the following steps：
(1) installation site of the extra large cable centralized positioning protective device in extra large cable is determined first；
(2) extra large cable is placed in tailing axle centre bore in installed position, the symmetrical two parts of tailing axle is bolted；
(3) taper ring, washer, connecting shaft are stuck in extra large cable successively again, and are bolted, while utilized and be bolted connection
Axial symmetry two parts；
(4) locating shaft is installed in next step, by locating shaft tail portion installation groove, is engaged with the first installation protrusion on connecting shaft head
Connection；
(5) while using being bolted axial symmetry two parts are positioned；
(6) guide cone is installed in next step again, is connected by being oriented to terebrantia assembling groove with positioning shaft head assembling protrusion；
(7) while using the symmetrical two parts of guide cone are bolted, last installs fixture passes through fixture head connecting groove and tail
Axis tail portion connection bump is connected；
(8) while using the symmetrical two parts of fixture are bolted, make clamp extra large cable, multiple folders are installed according to frictional force size
Tool, structure install；
(9) mounted extra large cable centralized positioning protective device is drawn with extra large cable to pillar lower port installation site, that is, is installed in place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510805729.0A CN105337237B (en) | 2015-11-20 | 2015-11-20 | A kind of flexible extra large cable centralized positioning protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510805729.0A CN105337237B (en) | 2015-11-20 | 2015-11-20 | A kind of flexible extra large cable centralized positioning protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105337237A CN105337237A (en) | 2016-02-17 |
| CN105337237B true CN105337237B (en) | 2018-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510805729.0A Active CN105337237B (en) | 2015-11-20 | 2015-11-20 | A kind of flexible extra large cable centralized positioning protective device |
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| CN (1) | CN105337237B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159811B (en) * | 2016-08-29 | 2018-01-05 | 中天海洋系统有限公司 | A kind of joint type extra large cable traction anchoring integrated device of pre-assembled formula |
| CN106253189A (en) * | 2016-09-06 | 2016-12-21 | 苏州希倍优辊轮有限公司 | A kind of sea cable centralized positioning clamp traction apparatus |
| CN106655063B (en) * | 2016-09-06 | 2019-02-12 | 苏州希倍优辊轮有限公司 | A kind of sea cable bend limiting device |
| CN106229931A (en) * | 2016-09-06 | 2016-12-14 | 苏州希倍优辊轮有限公司 | A kind of sea cable centralized positioning protection device |
| CN109245009A (en) * | 2018-09-05 | 2019-01-18 | 宁波泛叶海洋科技有限公司 | A kind of protective device of underwater cable |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1083193A (en) * | 1992-04-07 | 1994-03-02 | 科夫莱克希普公司 | Device with installation flexible cable of curvature limiter |
| GB2297593A (en) * | 1995-02-03 | 1996-08-07 | Alcatel Kabel Norge As | Device for sealing an elongate body in an aperture or tube |
| US5947642A (en) * | 1996-11-22 | 1999-09-07 | Petroleo Brasileiro S.A. - Petrobras | Method and apparatus for connecting an underwater flexible riser to a structure on the surface |
| US6003873A (en) * | 1997-06-06 | 1999-12-21 | Alcatel | J-tube seal |
| CN101783489A (en) * | 2009-01-19 | 2010-07-21 | 刘欣月 | Penetration isolation seal assembly of electric cable |
| CN202975411U (en) * | 2012-11-13 | 2013-06-05 | 宁波东方电缆股份有限公司 | A bending limiting device of a submarine cable |
| CN205123197U (en) * | 2015-11-20 | 2016-03-30 | 中天科技海缆有限公司 | Flexible sea cable center location protection device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6386798B2 (en) * | 1999-03-30 | 2002-05-14 | Deep Oil Technology Incorporated | Universal catenary riser support |
-
2015
- 2015-11-20 CN CN201510805729.0A patent/CN105337237B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1083193A (en) * | 1992-04-07 | 1994-03-02 | 科夫莱克希普公司 | Device with installation flexible cable of curvature limiter |
| GB2297593A (en) * | 1995-02-03 | 1996-08-07 | Alcatel Kabel Norge As | Device for sealing an elongate body in an aperture or tube |
| US5947642A (en) * | 1996-11-22 | 1999-09-07 | Petroleo Brasileiro S.A. - Petrobras | Method and apparatus for connecting an underwater flexible riser to a structure on the surface |
| US6003873A (en) * | 1997-06-06 | 1999-12-21 | Alcatel | J-tube seal |
| CN101783489A (en) * | 2009-01-19 | 2010-07-21 | 刘欣月 | Penetration isolation seal assembly of electric cable |
| CN202975411U (en) * | 2012-11-13 | 2013-06-05 | 宁波东方电缆股份有限公司 | A bending limiting device of a submarine cable |
| CN205123197U (en) * | 2015-11-20 | 2016-03-30 | 中天科技海缆有限公司 | Flexible sea cable center location protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105337237A (en) | 2016-02-17 |
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Effective date of registration: 20190425 Address after: 226010 No. 1 Xin Kai Nan Road, Nantong economic and Technological Development Zone, Jiangsu Co-patentee after: Zhongtian Science and Technology Co., Ltd., Jiangsu Patentee after: Zhongtian Technologies Submarine Optic Fiber Cable Co., Ltd. Address before: 226000 No. 1 Xin Kai Nan Road, Nantong economic and Technological Development Zone, Jiangsu Patentee before: Zhongtian Technologies Submarine Optic Fiber Cable Co., Ltd. |
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Effective date of registration: 20200824 Address after: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee after: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. Address before: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Co-patentee before: JIANGSU ZHONGTIAN TECHNOLOGY Co.,Ltd. Patentee before: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee after: Zhongtian Technology submarine cable Co., Ltd Address before: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee before: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. |