CN208476658U - A kind of cable stretch bend test fixes device with end - Google Patents
A kind of cable stretch bend test fixes device with end Download PDFInfo
- Publication number
- CN208476658U CN208476658U CN201821284971.3U CN201821284971U CN208476658U CN 208476658 U CN208476658 U CN 208476658U CN 201821284971 U CN201821284971 U CN 201821284971U CN 208476658 U CN208476658 U CN 208476658U
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Abstract
The utility model discloses a kind of cable stretch bend tests to fix device with end, including load pulling plate, load pull rod, it is distributed with several through-holes on the load pulling plate, the through-hole includes accommodating first through hole that sea cable armouring silk passes through, accommodating the second through-hole and accommodate the third through-hole that sea cable conductor passes through that load pull rod passes through.A kind of cable stretch bend test of the utility model fixes device with end, can be fixed simultaneously by conductor and Sheathed metal silk, and cable conductor and armouring wire stress simultaneously as a whole are tested closer to actual use operating condition；And it is easy for installation, it can satisfy the submarine cable bending test requirement in various sections, various voltage class.
Description
Technical field
The utility model relates to a kind of cable fixtures, and in particular to a kind of cable stretch bend test is solid with end
Determine device, is primarily adapted for use in big section, super-pressure submarine cable.
Background technique
By various tension when super-pressure, big section submarine cable installation and maintenance, need to simulate installation and maintenance etc. before use
The tension that each process is subject to is tested, to verify whether submarine cable bears various tension.
A kind of existing bending test end device is fixed test cable using wire sets, and net cover is
Sea cable surface is squeezed by steel wire and generates frictional force and fixes cable, when submarine cable section is larger, is wanted according to practical laying
When asking the tension of calculating larger, wire sets are difficult to bear biggish tension.Wire sets radially press cable by steel wire
The frictional force of generation fixes submarine cable, and actual cable is whole stress, bear tension main component be armouring silk and
Sea cable conductor really cannot completely reflect the true distribution of force of sea cable during actual installation maintenance etc. using wire sets
Situation.
Existing another kind device is using simple steel wire fixing device, and the device is only by the wire armoring part of sea cable
It is fixed.Based on the tension that small bore sea cable is born with Sheathed metal silk, the tension that conductor part is born is smaller, in test
Test is carried out when waiting only that armouring wire is fixed to approach with Practical Project.For big section, super-pressure submarine cable, lead
The tension that body is born may reach the 30%-60% of cable entirety stress, and the tension of conductor cannot be ignored, using traditional simple
The device for only fixing steel wire cannot really reflect the stress of sea cable.
Utility model content
Purpose of utility model: purpose of the utility model is to solve deficiencies in the prior art, provide a kind of cable
Bending test fixes device with end, can fix Sheathed metal silk and conductor simultaneously, while adjusting conductor and armouring
The distribution of force of wire meets big section, the bending test test requirements document of super-pressure sea cable.
Technical solution: a kind of cable stretch bend test described in the utility model fixes device with end, including holds
Power pulling plate, load pull rod, the load pull rod are fixed on the load pulling plate, are distributed on the load pulling plate several logical
Hole, the through-hole include accommodating the first through hole and accommodate the third through-hole that sea cable conductor passes through that sea cable armouring silk passes through.
Further, the first through hole is circumferentially distributed on the load pulling plate.
Further, the quantity of the first through hole is more than or equal to sea cable armouring silk quantity.
Further, the third through-hole is circumferentially distributed on the load pulling plate.
Further, the quantity of the third through-hole is consistent with sea cable number of conductors.
Further, the first through hole is distributed in the outside of the third through-hole.
Further, the load pulling plate, which is equipped with, accommodates the second through-hole that load pull rod passes through, the load pull rod
Both ends pass through second through-hole and are bolted.
Further, the load pull rod uses U-shaped structure.
Further, the sea cable conductor passes through third through-hole and conductor is fixed by conductor fixing device.
Further, the conductor fixing device includes the crimping bar penetrated in third through-hole, and crimping bar uses hollow knot
Structure, one end accommodate sea cable conductor and pass through；The other end of the crimping bar is equipped with screw thread, and the threaded adapter is connected with adjusting spiral shell
Mother adjusts the distance between sea cable conductor and load pulling plate by the adjusting nut.
Further, the sea cable conductor is connect with one end of crimping bar by crimping, welding, the screw thread mode of pressing solid
It is fixed.
The utility model has the advantages that the beneficial effects of the utility model are as follows:
(1) conductor and Sheathed metal silk is fixed simultaneously, cable conductor and armouring wire stress simultaneously as a whole,
Test uses wire sets before changing closer to actual use operating condition, or only fixes the mode of Sheathed metal silk；
(2) present apparatus is easy for installation, can satisfy the submarine cable bending test in various sections, various voltage class
It is required that；
(3) using between three conductors of nut adjustment, the stress between conductor and Sheathed metal silk guarantees uniform force one
It causes；
(4) applicability is wide, and different specifications only needs replacing conductor fixing device, which can satisfy multiple types
The test of number specification sea cable is applicable in.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the fixed device one embodiment of the utility model；
Fig. 2 is the conductor fixing device structural schematic diagram of the utility model one embodiment；
Fig. 3 is the structural schematic diagram of the fixation device of the utility model and one embodiment of cable connection.
Specific embodiment
Technical solution of the present invention is described in further detail combined with specific embodiments below.
Embodiment 1
As shown in figures 1 and 3, a kind of cable stretch bend test fixes device with end, including load pulling plate 1, holds
Power pull rod 4, several through-holes are distributed on the load pulling plate 1, and the through-hole includes first for accommodating sea cable armouring silk and passing through
Through-hole 2 accommodates the second through-hole 9 and accommodate the third through-hole 10 that sea cable conductor passes through that load pull rod 4 passes through.
In the present embodiment, load pulling plate 1 preferably uses circular configuration, similar with the cross sectional shape of conductor.But this implementation
It is not limited only in example using circular configuration, can also use non-circular structure can under the premise of not influencing bending test
To replace the load pulling plate 1 of circular configuration using the load pulling plate 1 of non-circular structure.
In the present embodiment, load pull rod 4 preferably uses U type structure, and both ends are injected in the second through-hole 9, pull rod both ends spiral shell
Bolt is fixed, and design uses gasket between bolt and pulling plate.But the load pull rod 4 in the present embodiment is not limited only to using U type knot
Structure, can also use the pull rod of other shapes structure, and main application is subject to the reverse tension of pulling plate.
In the present embodiment, first through hole 2 preferably uses circumferentially distributed structure type, and is evenly distributed on load pulling plate 1
Outer ledge.The quantity of first through hole 2 does not limit specifically, is as long as its quantity is more than or equal to sea cable armouring silk quantity
Can, the load pulling plate of suitable hole count can be selected when specifically used according to sea cable armouring silk quantity.
In the present embodiment, third through-hole 10 equally uses circumferentially distributed structure type, and is evenly distributed on load pulling plate 1
On.The quantity of third through-hole 10 does not limit specifically, as long as its quantity is consistent with sea cable number of conductors, when specifically used
The load pulling plate of suitable hole count can be selected according to sea cable number of conductors.
In the present embodiment, first through hole 2 is distributed in the outside of the third through-hole 10.It is to pacify in order to just fixed respectively in this way
Armouring silk and conductor are filled, because armouring silk structure mutually twines when being connected and fixed in order to prevent in the outside of conductor in the construction of cable
Around guarantee bending test accuracy and install convenient degree, first through hole 2 are preferably distributed in the outer of the third through-hole 10
Side.
And as further preferred, the distribution of first through hole 2 is concentric with the position of the third through-hole 10, ensures that in this way
Armouring silk is with conductor stress consistent, to ensure that the accuracy of card bending test.
In the present embodiment, sea cable armouring silk 6 passes through first through hole 2, and is fixedly connected by bolt.
In the present embodiment, sea cable conductor 5 passes through third through-hole 10 and conductor is fixed by conductor fixing device 3.
As shown in Fig. 2, conductor fixing device 3 includes the crimping bar 31 penetrated in third through-hole 10, the crimping bar 31 uses hollow knot
Structure, one end can accommodate sea cable conductor 5 and pass through, and the other end of the crimping bar 31 is equipped with screw thread 33, and the screw thread 33 is adapted to
Be connected with adjusting nut 34, by the adjusting nut 34 it is fixed or adjust between sea cable conductor 5 and load pulling plate 1 away from
From the stress of adjusting sea cable conductor 5 during the test.
Wherein, the joint face 32 of sea cable conductor 5 can be by crimping, welding, the screw thread side of pressing with the one end for crimping bar 31
Formula is connected and fixed.It is additionally provided with gasket 35 between adjusting nut 34 and load pulling plate 1, contact area can be increased, reduces pressure, protects
Protect nut and load pulling plate 1.
As shown in figure 3, the fixation device of the utility model be specifically connected and fixed with sea cable 8 in use, use process such as
Under:
(1) the armouring silk 6 of submarine cable is had one's hair trimmed, is uniformly penetrated in first through hole 2.All armouring silks 6 are arranged uniformly
And it is fixed；
(2) sea cable conductor 5 will be isolated in cable core 7 and had one's hair trimmed, inserted conductors into conductor fixing device hole, with hydraulic dress
It sets and fixes sea cable conductor 5 with conductor fixing device, successively fix multiple conductors；
(3) multiple conductor fixing devices are penetrated into load pulling plate 1, is inserted in gasket respectively, adjusting spiral shell is installed outside gasket
It is female；
(4) adjusting nut is adjusted, makes multiple conductors with steel wire uniform force, unanimously.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation be not intended to limit the utility model although the utility model has been disclosed with preferred embodiment as above, it is any ripe
Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, but all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of cable stretch bend test fixes device with end, it is characterised in that: drawn including load pulling plate (1), load
Bar (4), the load pull rod (4) are fixed on the load pulling plate (1), and several through-holes are distributed on the load pulling plate (1),
The through-hole includes accommodating the first through hole (2) and accommodate the third through-hole that sea cable conductor passes through that sea cable armouring silk passes through
(10).
2. a kind of cable stretch bend test according to claim 1 fixes device with end, it is characterised in that: described
First through hole (2) is circumferentially distributed on the load pulling plate (1).
3. a kind of cable stretch bend test according to claim 1 or 2 fixes device with end, it is characterised in that:
The quantity of the first through hole (2) is more than or equal to sea cable armouring silk quantity.
4. a kind of cable stretch bend test according to claim 1 fixes device with end, it is characterised in that: described
Third through-hole (10) is circumferentially distributed on the load pulling plate (1).
5. a kind of cable stretch bend test according to claim 1 fixes device with end, it is characterised in that: described
First through hole (2) is distributed in the outside of the third through-hole (10).
6. a kind of cable stretch bend test according to claim 1 fixes device with end, it is characterised in that: described
Load pulling plate (1), which is equipped with, accommodates the second through-hole (9) that load pull rod (4) pass through, and the both ends of the load pull rod (4) pass through
Second through-hole (9) is simultaneously bolted.
7. a kind of cable stretch bend test according to claim 6 fixes device with end, it is characterised in that: described
Load pull rod (4) uses U-shaped structure.
8. a kind of cable stretch bend test according to claim 1 fixes device with end, it is characterised in that: described
Sea cable conductor passes through third through-hole (10) and conductor is fixed by conductor fixing device.
9. a kind of cable stretch bend test according to claim 8 fixes device with end, it is characterised in that: described
Conductor fixing device includes penetrating crimping bar (31) in third through-hole (10), and the crimping bar (31) is using hollow structure, and one
End accommodates sea cable conductor (5) and passes through；The other end of crimping bar (31) is equipped with screw thread (33), screw thread (33) the adaptation connection
There are adjusting nut (34), adjusts the distance between sea cable conductor (5) and load pulling plate (1) by the adjusting nut (34).
10. a kind of cable stretch bend test according to claim 9 fixes device with end, it is characterised in that: institute
It states sea cable conductor (5) and is connected and fixed with the one end for crimping bar (31) by crimping, welding, the screw thread mode of pressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821284971.3U CN208476658U (en) | 2018-08-10 | 2018-08-10 | A kind of cable stretch bend test fixes device with end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821284971.3U CN208476658U (en) | 2018-08-10 | 2018-08-10 | A kind of cable stretch bend test fixes device with end |
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| Publication Number | Publication Date |
|---|---|
| CN208476658U true CN208476658U (en) | 2019-02-05 |
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ID=65209449
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821284971.3U Active CN208476658U (en) | 2018-08-10 | 2018-08-10 | A kind of cable stretch bend test fixes device with end |
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| CN (1) | CN208476658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760474A (en) * | 2018-08-10 | 2018-11-06 | 中天科技海缆有限公司 | A kind of cable stretch bend test end fixing device |
-
2018
- 2018-08-10 CN CN201821284971.3U patent/CN208476658U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760474A (en) * | 2018-08-10 | 2018-11-06 | 中天科技海缆有限公司 | A kind of cable stretch bend test end fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
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: 226000 No. 1 Xin Kai Nan Road, Nantong economic and Technological Development Zone, Jiangsu Patentee before: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211222 Address after: No.1, Luohu East Road, Lingang Industrial Park, Lufeng City, Shanwei City, Guangdong Province 516600 Patentee after: Nanhai Cable Co.,Ltd. Address before: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee before: Zhongtian Technology submarine cable Co., Ltd |