CN107525763A - Extra large cable bonding force detection method - Google Patents
Extra large cable bonding force detection method Download PDFInfo
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- CN107525763A CN107525763A CN201710722183.1A CN201710722183A CN107525763A CN 107525763 A CN107525763 A CN 107525763A CN 201710722183 A CN201710722183 A CN 201710722183A CN 107525763 A CN107525763 A CN 107525763A
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- bonding force
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- large cable
- detection method
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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Abstract
Extra large cable bonding force detection method provided by the invention, is related to extra large cable detection technique field.The extra large cable bonding force detection method comprises the following steps：Sample is chosen, tests bonding force, it was therefore concluded that.Choose multiple extra large cable samples, the condition that simulation extra large cable is laid in the sea.By same extra large cable sample segment into multiple sample segments, the bonding force of each sample segments is tested respectively, including the bonding force between bonding force between bonding force between wire armoring and layers of copper, layers of copper and PE insulating barriers, steel band armour and PE insulating barriers.Finally, discriminating test result and whether analyze test result qualified.The extra large cable bonding force detection method is used to ensure that extra large cable can be subjected to the pulling of external force without damaging, to ensureing that the normal work well of extra large cable is significant.
Description
Technical field
The present invention relates to extra large cable detection technique field, in particular to a kind of extra large cable bonding force detection method.
Background technology
Extra large cable is the wire with wrapped with insulation, be laid in seabed and river it is underwater, for electric energy or telecommunication transmission.
Modern communication extra large cable is all to use optical fiber to transmit phone and internet signal as signal transmission medium.
Submarine optical fiber cable, can be generally divided into from the inside to the outside stainless steel fiber unit, wire armoring, copper conductor, PE insulating barriers,
Steel-tape armouring and the several parts of PE insulating barriers.Due to submarine optical fiber cable, its structure sheaf is more, in extra large cable laying work, often occurs
Dragging to extra large cable, traction and cause the dislocation or even separation between said structure layer, therefore, between each layer of extra large cable structure
Cohesive force directly affects the operability of extra large cable.If cohesive force is insufficient, the risk of separation may be fallen off.
In view of this, a kind of extra large cable bonding force detection method is worked out, for detecting the bonding force of extra large cable, is avoided in extra large cable
In laid processes, it is the skill for being badly in need of improving in current extra large cable detection technique field to fall off, separate between each structure sheaf of extra large cable
Art problem.
The content of the invention
It is an object of the invention to provide a kind of extra large cable bonding force detection method, between each structure sheaf that extra large cable can be detected
Bonding force, extra large cable is avoided in laid processes, or during complemental brake system clamping extra large cable load, cause protective layer or layers of copper to be broken
The risk split, fallen off with steel wire, add the operability of extra large cable.
The present invention also aims to provide another extra large cable bonding force detection method, the sample segments of multiple tests are carried out
After detection, the average value of test result is taken after removal maximum and minimum value, to improve the degree of accuracy of test result.
The present invention, which improves its technical problem, to be realized using following technical scheme.
A kind of extra large cable bonding force detection method provided by the invention, the extra large cable bonding force detection method include following step
Suddenly：
Sample is chosen, chooses multiple extra large cable samples, the condition of simulation extra large cable laying.
Bonding force is tested, by the same extra large cable sample segment into multiple sample segments, tests each sample segments respectively
Bonding force, including bonding force, steel band armour and PE between bonding force between wire armoring and layers of copper, layers of copper and PE insulating barriers
Bonding force between insulating barrier.
Draw a conclusion, discriminating test result and whether analyze the test result qualified.
Further, the extra large cable sample includes the extra large cable of at least three equal lengths.Using accommodating device to institute
Extra large cable sample is stated to be clamped and draw the extra large cable sample using puller system.
Further, the blessing device is more than or equal to using blessing gold utensil or tire pair, the pulling force of the puller system
Design pulling tension requirements.
Further, when testing the bonding force between the wire armoring and the layers of copper, at least using three length phases
Deng the sample segments, to improve the degree of accuracy of test result.
Further, when testing the bonding force between the layers of copper and the PE insulating barriers, at least using three length phases
Deng the sample segments, to improve the degree of accuracy of test result.
Further, when testing the bonding force between the steel band armour and the PE insulating barriers, at least using three length
The equal sample segments, to improve the degree of accuracy of test result.
Further, the bonding force between the wire armoring and the layers of copper is more than or equal to 1000N/50mm, is considered as
Bonding force is qualified.
Further, the bonding force between the layers of copper and the PE insulating barriers is more than or equal to 4000N/50mm, is considered as
Bonding force is qualified.
Further, the bonding force between the steel band armour and the PE insulating barriers is more than or equal to 3000N/50mm, depending on
It is qualified for bonding force.
A kind of extra large cable bonding force detection method provided by the invention, more extra large cable samples are chosen, by the same extra large cable sample
Product cut into multiple sample segments, test the multinomial bonding force of each sample segments respectively, and the multinomial bonding force includes steel wire
It is bonding between the bonding force between bonding force, layers of copper and PE insulating barriers, steel band armour and PE insulating barriers between armouring and layers of copper
Power.
Each described bonding force is tested at least using the sample segments of five equal lengths, removes maximum and minimum value
The average value of test result is taken afterwards, the bonding force between the wire armoring and the layers of copper is more than or equal to 1000N/50mm,
It is qualified to be considered as bonding force.Bonding force between the layers of copper and PE insulating barriers is more than or equal to 4000N/50mm, is considered as bonding force
It is qualified.Bonding force between the steel band armour and PE insulating barriers is more than or equal to 3000N/50mm, and it is qualified to be considered as bonding force.
Extra large cable bonding force detection method provided by the invention has the beneficial effect of the following aspects：
A kind of extra large cable bonding force detection method provided by the invention, comprises the following steps：Sample is chosen, tests bonding force,
Draw a conclusion.Choose multiple extra large cable samples, the condition that simulation extra large cable is laid in the sea.By same extra large cable sample segment into multiple samples
Product section, the bonding force of each sample segments, including bonding force, layers of copper and PE insulating barriers between wire armoring and layers of copper are tested respectively
Between bonding force, the bonding force between the triumphant insulating barrier with PE of steel band.Finally, discriminating test result and analyze test result and be
It is no qualified.The extra large cable bonding force detection method is used to ensure that extra large cable can be subjected to the pulling of external force without damaging, to ensureing extra large cable
Normal work well it is significant.
Another extra large cable bonding force detection method provided by the invention, after being detected to the sample segments of multiple tests, go
Except the average value that test result is taken after maximum and minimum value, to improve the degree of accuracy of test result.The extra large cable bonding force detects
Method can be prevented because in extra large cable laid processes, extra large cable deadweight and pulling force effect can cause extra large cable optical cable inner. layers structure to produce
Relative sliding, cause the damage of extra large cable.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the extra large cable bonding force detection method operational flowchart that the specific embodiment of the invention provides.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
In the description of the invention, it is to be understood that the orientation or position relationship of the instruction such as term " on ", " under " are base
In orientation shown in the drawings or position relationship, or product of the present invention using when the orientation usually put or position relationship, or
Person is the orientation or position relationship that those skilled in the art usually understand, is for only for ease of the description present invention and simplifies description,
Rather than instruction or imply signified equipment or element must have specific orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.
" first ", " second " etc. of the present invention, is used only for being distinguish between in description, not special implication.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can be
It is joined directly together, can also be indirectly connected by intermediary.For the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Extra large cable is the wire with wrapped with insulation, be laid in seabed and river it is underwater, for telecommunication transmission.Modern sea
Bottom cable is all to use optical fiber to transmit phone and internet signal as material.Extra large cable includes stainless steel light respectively from the inside to the outside
Fine unit, wire armoring, copper conductor layer, PE insulating barriers, steel band armour and PE insulating barriers.PE insulating barriers are made using polythene material
For protective layer.
One end of extra large cable is first laid in seabed, the other end is by hinge wheel etc. gradually by engineering by extra large cable in laid processes
Ship input is marine.Extra large cable would generally accommodate device by rubber bodies either tire equity in the marine process of input and be pressed from both sides
Hold, prevent extra large cable in gravity and under it is located at the tractive force of seabed one end, abnormal landing is to marine.In the process, though
So there is rubber etc. to carry out clamping traction to extra large cable, but the clamping to extra large cable such as rubber bodies or tire, it can only clamp extra large cable
Outmost surface, be PE insulating barriers, and between PE insulating barriers and steel band armour, wire armoring and layers of copper and other relative internal layers
The gravity of extra large cable and in the presence of the tractive force of seabed one end part, if the stiction force of extra large cable is inadequate, then pole has
The risk for mutually coming off, separating may occur.Therefore, the present invention proposes a kind of detection method of extra large cable bonding force, for keeping away
Exempt from the situation that extra large cable occurs mutually to come off, separate in the case of bonding force deficiency, between each structure sheaf, ensure the normal of extra large cable
Work well.Submarine communication cable is mainly used in long range communication network, be placed between remote island, military installations over strait etc. compared with
Important occasion, the cohesive force test for conveying the submarine cable or optoelectronic composite cable of electric energy are also applied for the present invention.
Fig. 1 is the operational flowchart for the extra large cable bonding force detection method that the specific embodiment of the invention provides, and refer to Fig. 1.
A kind of extra large cable bonding force detection method provided by the invention, extra large cable bonding force detection method comprise the following steps：
S1：Sample is chosen, chooses multiple extra large cable samples, the condition of simulation extra large cable laying.
S2：Bonding force is tested, by same extra large cable sample segment into multiple sample segments, tests the bonding of each sample segments respectively
Bonding force, steel band armour and the PE insulating barriers between bonding force, layers of copper and PE insulating barriers between power, including wire armoring and layers of copper
Between bonding force.
Specifically, extra large cable sample includes the extra large cable of at least three equal lengths.Extra large cable sample is pressed from both sides using rubber bodies
Hold and extra large cable sample is drawn using puller system.
Preferably, blessing device used during detection can use blessing gold utensil or tire pair, the pulling force of puller system to be more than
Or equal to design pulling tension requirements.Such as 10KN or other numerical value, certainly, it is not limited to that, it can also be used by accommodating device
The clamping device of his material, such as rubber bodies.
S21：The bonding force tested between wire armoring and layers of copper.
When testing the bonding force between wire armoring and layers of copper, at least using the sample segments of three equal lengths, to improve
The degree of accuracy of test result.
Preferably, the sample segments of three equal lengths are tested, if the bonding force between wire armoring and layers of copper
More than or equal to 1000N/50mm, it is qualified to be considered as bonding force, otherwise, it is unqualified to be considered as bonding force.
S22：The bonding force tested between layers of copper and PE insulating barriers.
When testing the bonding force between layers of copper and PE insulating barriers, at least using the sample segments of three equal lengths, to improve
The degree of accuracy of test result.
Preferably, the sample segments of three equal lengths are tested, if the bonding force between layers of copper and PE insulating barriers
More than or equal to 4000N/50mm, it is qualified to be considered as bonding force；Otherwise, it is unqualified to be considered as bonding force.
S23：Tested steel is with the bonding force between armour and PE insulating barriers.
When tested steel is with bonding force between armour and PE insulating barriers, at least using the sample segments of three equal lengths, to carry
The degree of accuracy of high test result.
Preferably, the sample segments of three equal lengths are tested, if bonding between steel band armour and PE insulating barriers
Power is more than or equal to 3000N/50mm, and it is qualified to be considered as bonding force；Otherwise, it is unqualified to be considered as bonding force.
S3：Draw a conclusion, discriminating test result and whether analyze test result qualified.
It should be noted that the PE insulating barriers being mentioned above, i.e. polythene inner, be located in layers of copper and steel band armour it
Between, to layers of copper and its within structure sheaf shield.PE insulating barriers are outer protective polyethylene layer, located at the appearance of steel band armour
Face, for steel band armour and its within structure sheaf shield.
Another extra large cable bonding force detection method provided by the invention, its detection method are as follows：
More extra large cable samples are chosen, same extra large cable sample is cut into multiple sample segments, tests each sample segments respectively
Multinomial bonding force, multinomial bonding force is including bonding between the bonding force between wire armoring and layers of copper, layers of copper and PE insulating barriers
Bonding force between power, steel band armour and PE insulating barriers.
Wherein, PE insulating barriers are polythene inner, are located between layers of copper and steel band armour, to layers of copper and its within knot
Structure layer shields, also outside steel band sheath, the protective layer as extra large cable.Test each bonding force and at least use five
The sample segments of equal length, the average value that test result is taken after maximum and minimum value is removed, between wire armoring and layers of copper
Bonding force is more than or equal to 1000N/50mm, and it is qualified to be considered as bonding force.Bonding force between layers of copper and PE insulating barriers is more than or waited
In 4000N/50mm, it is qualified to be considered as bonding force.Bonding force between steel band armour and PE insulating barriers is more than or equal to 3000N/50mm,
It is qualified to be considered as bonding force.
It is easily understood that in order to ensure the accuracy of test result, the confidence level of test result is improved, using test specimens
The quantity of product is more, and test result reliability is higher.But the quantity of test sample is more, and cost is bigger, spend the time longer.Cause
This, considers the accuracy and testing cost of test result, and the quantity of test sample is preferably specifically flexibly set according to actual conditions
Put, it is unsuitable excessive or very few.
Used in the present embodiment for test result and remove the processing mode averaged after maximum and minimum value, when
So, it is not limited to that, can also uses and take median, calculate the data processing methods such as average value, be tied with this to improve detection
The degree of accuracy of fruit.
In summary, extra large cable bonding force detection method provided by the invention has the beneficial effect of the following aspects：
Extra large cable bonding force detection method provided by the invention, the bonding force of each structure sheaf of extra large cable is tested, manipulation side
Just, method of testing is simple, easily operated, it can be ensured that extra large cable can be subjected to the pulling of external force without damaging.Meanwhile prevent because of sea
In cable laid processes, extra large cable deadweight and pulling force effect can cause extra large cable optical cable inner. layers structure to produce Relative sliding, Huo Zhe
When strain hardware fitting or complemental brake system clamp extra large cable load in laying work, PE insulating barriers or copper pipe fracture are also easily caused,
The damage of extra large cable is caused with the risk that steel wire slips.The extra large cable bonding force detection method can effectively avoid the hair of above-mentioned risk
It is raw, to ensureing that the normal work well of extra large cable is significant.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various changes, combination and change.Within the spirit and principles of the invention, made
Any modification, equivalent substitution and improvements etc., should be included in the scope of the protection.
Claims (10)
1. a kind of extra large cable bonding force detection method, it is characterised in that the extra large cable bonding force detection method comprises the following steps：
Sample is chosen, chooses multiple extra large cable samples, the condition of simulation extra large cable laying；
Bonding force is tested, by the same extra large cable sample segment into multiple sample segments, tests the viscous of each sample segments respectively
The bonding force between bonding force, layers of copper and PE insulating barriers, steel band armour and PE between relay, including wire armoring and layers of copper insulate
Bonding force between layer；
Draw a conclusion, discriminating test result and whether analyze the test result qualified.
2. extra large cable bonding force detection method according to claim 1, it is characterised in that the extra large cable sample includes at least three
The extra large cable of root equal length；The extra large cable sample is clamped and using puller system to described using device is accommodated
Extra large cable sample is drawn.
3. extra large cable bonding force detection method according to claim 2, it is characterised in that the blessing device is golden using accommodating
Tool or tire pair, the pulling force of the puller system are more than or equal to design pulling tension requirements.
4. extra large cable bonding force detection method according to claim 1, it is characterised in that test the wire armoring with it is described
During bonding force between layers of copper, at least using the sample segments of three equal lengths, to improve the degree of accuracy of test result.
5. extra large cable bonding force detection method according to claim 1, it is characterised in that test the layers of copper and the PE is exhausted
During bonding force between edge layer, at least using the sample segments of three equal lengths, to improve the degree of accuracy of test result.
6. extra large cable bonding force detection method according to claim 1, it is characterised in that test the steel band armour and the PE
During bonding force between insulating barrier, at least using the sample segments of three equal lengths, to improve the degree of accuracy of test result.
7. extra large cable bonding force detection method according to claim 4, it is characterised in that the wire armoring and the layers of copper
Between bonding force be more than or equal to 1000N/50mm, it is qualified to be considered as bonding force.
8. extra large cable bonding force detection method according to claim 5, it is characterised in that the layers of copper and the PE insulating barriers
Between bonding force be more than or equal to 4000N/50mm, it is qualified to be considered as bonding force.
9. extra large cable bonding force detection method according to claim 6, it is characterised in that the steel band armour insulate with the PE
Bonding force between layer is more than or equal to 3000N/50mm, and it is qualified to be considered as bonding force.
10. a kind of extra large cable bonding force detection method, it is characterised in that more extra large cable samples are chosen, by the same extra large cable sample
Multiple sample segments are cut into, test the multinomial bonding force of each sample segments respectively, the multinomial bonding force includes steel wire armour
The bonding force between the bonding force between bonding force, layers of copper and PE insulating barriers, steel band armour and PE insulating barriers between dress and layers of copper；
Each described bonding force is tested at least using the sample segments of five equal lengths, is taken after removing maximum and minimum value
The average value of test result, the bonding force between the wire armoring and the layers of copper are more than or equal to 1000N/50mm, are considered as
Bonding force is qualified；Bonding force between the layers of copper and PE insulating barriers is more than or equal to 4000N/50mm, and it is qualified to be considered as bonding force；
Bonding force between the steel band armour and PE insulating barriers is more than or equal to 3000N/50mm, and it is qualified to be considered as bonding force.
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| CN201710722183.1A CN107525763A (en) | 2017-08-22 | 2017-08-22 | Extra large cable bonding force detection method |
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| CN201710722183.1A CN107525763A (en) | 2017-08-22 | 2017-08-22 | Extra large cable bonding force detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695810A (en) * | 2018-04-28 | 2018-10-23 | 中国电力科学研究院有限公司 | The system and method for submarine cable system pre-qualification test briny environment simulation |
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| JPH06194304A (en) * | 1992-12-22 | 1994-07-15 | Sumitomo Electric Ind Ltd | Adhesion strength evaluating method for insulation coating film on insulated wire |
| CN101241213A (en) * | 2008-02-13 | 2008-08-13 | 中天科技海缆有限公司 | Deep sea optic cable and its manufacture method |
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| CN108695810A (en) * | 2018-04-28 | 2018-10-23 | 中国电力科学研究院有限公司 | The system and method for submarine cable system pre-qualification test briny environment simulation |
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