CN110749502A - Submarine cable bonding performance test system and test method - Google Patents
Submarine cable bonding performance test system and test method Download PDFInfo
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- CN110749502A CN110749502A CN201911110483.XA CN201911110483A CN110749502A CN 110749502 A CN110749502 A CN 110749502A CN 201911110483 A CN201911110483 A CN 201911110483A CN 110749502 A CN110749502 A CN 110749502A
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- 238000010998 test method Methods 0.000 title claims abstract description 12
- 238000011056 performance test Methods 0.000 title claims description 5
- 238000012360 testing method Methods 0.000 claims abstract description 74
- 238000009864 tensile test Methods 0.000 claims abstract description 26
- 239000000853 adhesive Substances 0.000 claims description 30
- 230000001070 adhesive effect Effects 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 18
- 229910052802 copper Inorganic materials 0.000 description 18
- 239000010949 copper Substances 0.000 description 18
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- 238000005520 cutting process Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 11
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- 229920000573 polyethylene Polymers 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a submarine cable bonding performance testing system and a submarine cable bonding performance testing method, wherein the submarine cable bonding performance testing system comprises a testing device and a tensile testing machine, the testing device comprises at least two bonding force clamps, a through hole is formed in one side wall of each bonding force clamp, the outline of the inner wall of the through hole is matched with the outline of the outer part of a tested sample, at least two detachable plug plates and plugs are arranged on each bonding force clamp, a preset number of plug plate positioning holes and plug positioning holes are formed in the side wall, close to the opening of the through hole, of each bonding force clamp, the plug plates are embedded into the plug plate positioning holes to fix the bonding force clamps and the tested sample, and the plugs are embedded into the plug positioning holes of the plug plates to fix. The test method adopts the test system to test. The invention has novel structure, simple operation of the test method and wide applicability, can flexibly test samples with different cable diameters, and can improve and improve the production and manufacturing process of the submarine cable.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of submarine cable performance testing, in particular to a submarine cable bonding performance testing system and a submarine cable bonding performance testing method.
[ background of the invention ]
Submarine cables (undersea cables) are cables wrapped with insulation that are laid on the sea floor for telecommunication transmission. The submarine cable is divided into a submarine communication cable, and a submarine power cable. Submarine communication cables, submarine communication cables and submarine power cables laid on the seabed can be subjected to strong traction force when being constructed or hooked by ship anchors. For submarine cables containing copper pipes and polyethylene sheath layers or other similar submarine cables, the adhesive force between the copper pipes and the sheath layers has a certain relationship with the performance of the submarine cables. If the adhesion force is too small, the copper pipe and the sheath layer can slide under small traction force, and the sheath layer becomes thinner gradually after being stressed, so that the thickness of the submarine cable sheath layer is reduced, and the insulation performance of the submarine cable is reduced. The adhesion between the copper pipe and the inner layer armor steel wire is closely related to the service performance of the finished product, the adhesion is too small, and a large gap exists between the copper pipe and the inner layer armor steel wire, so that the water seepage performance of the finished product is influenced. In addition, if the bonding force is too small, the copper pipe and the inner layer armor steel wire can generate relative displacement when being stressed, and even the copper pipe is broken, so that the electric signal transmission of a finished product is influenced.
At present, no clear standard exists for providing a more detailed submarine cable bonding force testing method and testing device, the bonding performance monitoring is insufficient, and data support is lacked for the overall design, production process and construction application of submarine cables.
[ summary of the invention ]
The invention mainly aims to provide a submarine cable bonding performance testing system which can flexibly test samples with different cable diameters and can improve the submarine cable production and manufacturing process.
The invention also aims to provide a test method of the submarine cable bonding property test system, which can flexibly test samples with different cable diameters and can improve and improve the submarine cable production and manufacturing process.
In order to achieve the main object, the invention provides a submarine cable bonding performance testing system, which comprises a testing device for locking a tested sample and a tensile testing machine for applying tensile force to the locked tested submarine cable, the testing device comprises at least two bonding force clamps, wherein one side wall of each bonding force clamp is provided with a through hole, the inner wall profile of the through hole is matched with the outer profile of the tested sample, the adhesive force clamp is provided with at least two detachable bolt plates and bolts, the side wall of the cohesive force clamp close to the opening of the through hole is provided with a preset number of bolt plate positioning holes and bolt positioning holes, the pin plate is embedded into the pin plate positioning hole to fix the adhesive force clamp and the tested sample, the pins are embedded into the pin positioning holes of the pin plates to fix the pin plates and the adhesive force clamp.
The adhesive force clamp comprises a first adhesive force clamp and a second adhesive force clamp, wherein the first adhesive force clamp is provided with a first through hole on one side wall, the inner wall contour of the first through hole is matched with the outer contour of one end of a tested sample, the second adhesive force clamp is provided with a second through hole on one side wall, and the inner wall contour of the second through hole is matched with the outer contour of the other end of the tested sample.
In a further aspect, the adhesive clamp includes a first end, a second end and a third end fixedly connected to each other, wherein the first end has a diameter larger than that of the second end, and the second end has a diameter larger than that of the third end.
In a further aspect, the first end is a first cylindrical structure, the middle portion of the first cylindrical structure is a first through hole, the side surface of the first cylindrical structure is provided with at least two bolt plate positioning holes which are symmetrically arranged relative to the first through hole, the upper surface and the lower surface of the first cylindrical structure are respectively provided with at least two bolt positioning holes, the two bolt positioning holes on the upper surface are symmetrically arranged relative to the first through hole, the two bolt positioning holes on the lower surface are symmetrically arranged relative to the first through hole, the first bolt positioning hole on the upper surface and the first bolt positioning hole on the lower surface are symmetrically arranged relative to the first bolt plate positioning hole, and the second bolt positioning hole on the upper surface and the second bolt positioning hole on the lower surface are symmetrically arranged relative to the second bolt plate positioning hole.
In a further aspect, the second end is a second cylindrical structure, a middle portion of the second cylindrical structure is partially or entirely a hollow structure, the hollow structure of the second cylindrical structure is communicated with the first through hole, and the through hole includes the hollow structures of the first through hole and the second cylindrical structure.
In a further aspect, the third end is a second cylindrical structure, and the second cylindrical structure is provided with at least one stretching fixing hole.
In a further aspect, the pin plate includes an arc-shaped fixing portion and a pin positioning hole, the arc-shaped fixing portion is closely attached to the surface of the sample to be tested to fix the adhesive force fixture and the sample to be tested, and the first pin sequentially passes through the first pin positioning hole on the upper surface of the first cylindrical structure, the first pin positioning hole of the pin plate, and the first pin positioning hole on the lower surface of the first cylindrical structure to fix the first pin plate and the first adhesive force fixture.
Therefore, the system provided by the invention mainly comprises a testing device and a tensile testing machine, wherein the testing device mainly comprises a bonding force clamp, a bolt plate and a bolt, two ends of a tested sample are placed into the bonding force clamp, the bolt plate and the bonding force clamp are fixed together by the bolt, the tensile testing machine is started to test the tensile force, and the magnitude of the tensile force can represent the bonding performance of the submarine cable.
Therefore, the device is novel in structure, the test method is simple to operate, the applicability is wide, the flexible test can be performed on samples with different cable diameters, and the production and manufacturing process of the submarine cable can be improved.
In order to achieve another object, the present invention provides a method for testing a submarine cable adhesion performance test system, which comprises the following steps: step S1, respectively placing two ends of the tested sample into two bonding force clamps; step S2, inserting the bolt plate into the bolt plate positioning hole and abutting against the sample to be tested to lock the sample to be tested; step S3, inserting the bolts into the bolt positioning holes of the corresponding bolt plates respectively to fix the bolt plates and the binding force clamp; step S4, placing the tested sample locked by the bolt, the bolt plate and the adhesive force clamp into the special stretching fixing holes at the upper part and the lower part of the tensile testing machine; and step S5, starting the tensile testing machine for testing, and obtaining the maximum value of the tensile force value of the tensile testing machine interface, thus obtaining the adhesive force of the tested sample.
Therefore, the two ends of the tested sample are placed into the adhesion clamp, the bolt plate and the adhesion clamp are fixed together by the bolt, the tensile testing machine is started to measure the tensile force, and the magnitude of the tensile force can represent the adhesion performance of the submarine cable.
Therefore, the test method is simple to operate and wide in applicability, can be used for flexibly testing samples with different cable diameters, and can improve and improve the production and manufacturing process of the submarine cable.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a testing device in an embodiment of a submarine cable bonding performance testing system according to the invention.
FIG. 2 is a cross-sectional view of a testing device in an embodiment of the submarine cable adhesion performance testing system according to the invention.
FIG. 3 is a schematic structural diagram of a plug in an embodiment of the submarine cable adhesion performance testing system according to the present invention.
Fig. 4 is a schematic structural diagram of a latch plate in an embodiment of a submarine cable bonding performance testing system according to the invention.
FIG. 5 is a schematic structural diagram of a sample to be tested after circular cutting in an embodiment of the submarine cable adhesion performance testing system according to the invention.
FIG. 6 is a schematic structural diagram of a bonding fixture in an embodiment of a submarine cable bonding performance testing system according to the present invention.
FIG. 7 is a schematic diagram of an exemplary submarine cable configuration in an embodiment of a submarine cable adhesion testing system according to the present invention.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention.
An embodiment of a submarine cable bonding performance test system comprises:
referring to fig. 1 to 6, the submarine cable bonding performance testing system of the invention comprises a testing device for locking a tested sample 4 and a tensile testing machine for applying a tensile force to the locked tested submarine cable, wherein the testing device comprises at least two bonding force clamps 3, a through hole is formed in one side wall of each bonding force clamp 3, the inner wall profile of each through hole is matched with the outer profile of the tested sample 4, at least two detachable plug plates 2 and plugs 1 are arranged on each bonding force clamp 3, a preset number of plug plate positioning holes 15 and plug positioning holes 13 are formed in the side wall of each bonding force clamp 3 close to the opening of the through hole, each plug plate 2 is embedded into each plug plate positioning hole 15 to fix each bonding force clamp 3 and the tested sample 4, and each plug 1 is embedded into each plug positioning hole 13 of each plug plate 2 to fix each plug plate 2 and each bonding force clamp 3.
In this embodiment, the first adhesive force clamp 3 has a first through hole on one side wall, the inner wall contour of which is matched with the outer contour of one end of the sample 4 to be tested, and the second adhesive force clamp 3 has a second through hole on one side wall, the inner wall contour of which is matched with the outer contour of the other end of the sample 4 to be tested.
In this embodiment, the adhesive clamp 3 includes a first end 12, a second end 11 and a third end 10 fixedly connected to each other, the first end 12 having a diameter larger than that of the second end 11, and the second end 11 having a diameter larger than that of the third end 10. It can be seen that the adhesion clamp 3 is composed of three parts, a large end, a middle end and a small end.
The first end 12 is a first cylindrical structure, the middle portion of the first cylindrical structure is a first through hole, the side surface of the first cylindrical structure is provided with at least two bolt plate positioning holes 15, the two bolt plate positioning holes 15 are symmetrically arranged relative to the first through hole, the upper surface and the lower surface of the first cylindrical structure are respectively provided with at least two bolt positioning holes 13, the two bolt positioning holes 13 of the upper surface are symmetrically arranged relative to the first through hole, the two bolt positioning holes 13 of the lower surface are symmetrically arranged relative to the first through hole, the first bolt positioning hole 13 of the upper surface and the first bolt positioning hole 13 of the lower surface are symmetrically arranged relative to the first bolt plate positioning hole 15, and the second bolt positioning hole 13 of the upper surface and the second bolt positioning hole 13 of the lower surface are symmetrically arranged relative to the second bolt plate positioning hole 15. It can be seen that the large end has at least two symmetrical bolt plate positioning holes 15 and bolt positioning holes 13, the large end of the cohesive force fixture 3 is of a hollow structure, the outer diameter is 40-50mm, the inner diameter is 15-25mm, and the length is 20-30 mm. The width of the bolt plate positioning hole 15 is 15-25mm, the bolt positioning hole 13 is a through hole, the diameter is 5-10mm, and the distance from the circle center to the circle center of the large end is 15-20 mm.
The second end 11 is a second cylinder structure, a middle part or all of the second cylinder structure is a hollow structure, the hollow structure of the second cylinder structure is communicated with the first through hole, and the through hole comprises the first through hole and the hollow structure of the second cylinder structure. As can be seen, the middle end is partially or completely of a hollow structure, the outer diameter of the middle end is 20-30mm, the inner diameter of the middle end is 15-20mm, the length of the middle end is 50-60mm, and the hollow part of the middle end is communicated with the hollow structure of the large end.
The third end 10 is a second cylindrical structure, and the second cylindrical structure is provided with at least one stretching fixing hole 14. As can be seen, the small end is of a solid structure and has a diameter of 15-20mm, at least one stretching fixing hole 14 with a diameter of 5-10mm is arranged on the small end, the stretching fixing hole 14 is a through hole, and the distance from the circle center of the stretching fixing hole 14 to the outer end face far away from the small end is 15-20 mm.
In this embodiment, the latch plate 2 includes an arc fixing portion 5 and a latch positioning hole 13, the arc fixing portion 5 closely contacts with the surface of the sample 4 to be tested to fix the adhesive force clamp 3 and the sample 4 to be tested, and the first latch 1 sequentially passes through the first latch positioning hole 13 on the upper surface of the first cylindrical structure, the latch positioning hole 13 on the first latch plate 2, and the first latch positioning hole 13 on the lower surface to fix the first latch plate 2 and the first adhesive force clamp 3. As can be seen, the bolt plate 2 is provided with an arc-shaped fixing part 5 and a bolt positioning hole 13, the radius of the arc-shaped fixing part 5 is 3-6mm, and the diameter of the bolt positioning hole 13 is 5-10 mm.
In practical application, the prepared two ends of a tested sample 4 are respectively sleeved with a bonding fixture 3, so that the pin plate positioning hole 15 at the large end of the bonding fixture 3 is superposed with the circular cutting groove of the tested sample 4, then the tested sample 4 is symmetrically fixed through the arc-shaped fixing part 5 of the pin plate 2, and then the bonding fixture 3 and the pin plate 2 are fixed by using the pin 1.
Then, the small end of the bonding force clamp 3 is connected with a matching hole of a tensile testing machine, the bonding force clamp and the matching hole are fixed by using a special positioning pin, and the tensile testing machine is started for testing.
Therefore, the system provided by the invention mainly comprises a testing device and a tensile testing machine, wherein the testing device mainly comprises a bonding force clamp 3, a bolt plate 2 and a bolt 1, two ends of a tested sample 4 are placed into the bonding force clamp 3, the bolt plate 2 and the bonding force clamp 3 are fixed together by the bolt 1, the tensile testing machine is started to test the tensile force, and the magnitude of the tensile force can represent the bonding performance of the submarine cable.
Therefore, the device is novel in structure, the test method is simple to operate, the applicability is wide, the flexible test can be performed on samples with different cable diameters, and the production and manufacturing process of the submarine cable can be improved.
The embodiment of the test method of the test system of the submarine cable bonding performance:
in the test method of the present embodiment, when the adhesion performance of the submarine cable is tested, first, step S1 is executed to place both ends of the sample 4 to be tested in the two adhesion clamps 3. The tested sample 4 comprises a submarine communication optical cable, a submarine communication cable, a submarine power cable or various submarine cables with copper pipes 16, polyethylene sheath layers 19 and other protective layers. For example, as shown in fig. 7, fig. 7 is a schematic view of a typical submarine cable structure, which includes a copper pipe 16, an inner armor steel wire 17, a plurality of optical fibers 18 in a loose pipe, a polyethylene sheath layer 19, an outer armor steel wire 20, and a rope 21 made of polypropylene.
Before step S1 is executed, i.e., before the sample 4 is placed in the adhesive jig 3 at both ends, the sample 4 is processed, and the sample 4 is prepared as follows:
A. intercepting a sample: a certain length of a tested sample 4 is cut from a tested submarine cable, the length of the cut sample is 200-250mm, protective layers such as steel wires (inner armor steel wires 17 or outer armor steel wires 20) and polypropylene winding ropes 21 are stripped, and a sheath layer containing copper pipes is reserved.
B. Cutting off the annular groove: cutting off the sheaths at the two ends of the tested sample 4, wherein the cutting width is 5-10mm, then performing circular cutting on the sheaths at the positions 50-60mm away from the two ends of the tested sample 4, and cutting off the sheath layer outside the copper pipe, wherein the circular cutting width is 5-10 mm. And only copper tubes are left at both ends and the circular cutting position of the sample after the sheath is cut off, so that a first sample section 7, a second sample section 8 and a third sample section 9 are formed.
Then, step S2 is performed, and the sample 4 to be tested is locked by inserting the latch plate 2 into the latch plate positioning hole 15 and abutting against the sample 4 to be tested.
Next, step S3 is performed to insert the pins 1 into the pin positioning holes 13 of the pin plate 2 corresponding thereto, respectively, to fix the pin plate 2 and the adhesive jig 3.
Then, step S4 is executed to place the sample under test 4 locked by the latch 1, the latch plate 2, and the adhesive clamp 3 into the tension-dedicated fixing holes in the upper and lower portions of the tensile testing machine.
And then, executing step S5, starting the tensile testing machine for testing, and obtaining the maximum value of the tensile force value of the tensile testing machine interface, so as to obtain the adhesive force of the tested sample 4.
In practical application, a submarine cable sample with the length of about 230mm is cut from a normally produced submarine optical cable, and the armor steel wires and the polypropylene winding ropes outside the sample are stripped to obtain a sheath sample with the diameter of about 9 mm. The method comprises the steps of performing circular cutting on a polyethylene sheath layer at a sample section and a position about 60mm away from the section by using a special cable stripping knife, selecting a bolt plate 2 with a radius of about 4.5mm and an arc-shaped fixing part 5, assembling a bolt 1, the bolt plate 2, a binding force clamp 3 and a sample into a whole, and placing the whole in special stretching fixing holes at the upper part and the lower part of a tensile testing machine.
And then, fixing the whole with a tensile testing machine, starting tensile software corresponding to the tensile testing machine for testing, stopping the test after the first test sample section 7 and the third test sample section 9 of the sheath slip off from the tested sample 4, and reading out the maximum tensile force value, namely the bonding force of the sample. And controlling the stretching rate in the test process, recording the corresponding sliding distance, and checking whether the copper pipe is cracked or broken after the test.
The method of the embodiment can also be used for testing the bonding performance of the semi-finished product of the submarine optical cable with the relay, which only contains the copper pipe 16, for testing the bonding force between the copper pipe 16 and the armor steel wire 17 of the inner layer, mainly verifying the copper pipe welding and steel wire armor process and the like, and specifically comprises the following operations:
the method comprises the steps of cutting a sample which is about 200mm long and does not contain a sheath layer from a normally produced submarine optical cable semi-finished product, performing circular cutting on a copper pipe at a sample section and a position which is about 60mm away from the section by using a special cutting knife, selecting a bolt plate 2 with a radius of about 4mm and an arc-shaped fixing part 5, assembling a bolt 1, the bolt plate 2, a bonding force clamp 3 and a sample into a whole, and placing the whole into special stretching fixing holes in the upper part and the lower part of a tensile testing machine.
And then, fixing the whole with a tensile testing machine, starting tensile software corresponding to the tensile testing machine for testing, stopping the test after the first test sample section 7 and the third test sample section 9 slip off from the tested sample 4, and reading out the maximum tensile force value, namely the bonding force of the sample. And controlling the stretching rate in the test process, recording the corresponding sliding distance, and checking whether the copper pipe is cracked or broken after the test.
Therefore, the invention puts the two ends of the tested sample 4 into the cohesive force clamp 3, fixes the bolt plate 2 and the cohesive force clamp 3 together by the bolt 1, starts the tensile testing machine to measure the tensile force, and the magnitude of the tensile force can represent the cohesive property of the submarine cable.
Therefore, the test method is simple to operate and wide in applicability, can be used for flexibly testing samples with different cable diameters, and can improve and improve the production and manufacturing process of the submarine cable.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept also fall within the protection scope of the present invention.
Claims (8)
1. A submarine cable adhesion testing system, comprising:
the testing device comprises at least two bonding force clamps, a through hole is formed in one side wall of each bonding force clamp, the inner wall outline of the through hole is matched with the outer outline of the tested sample, at least two detachable plug plates and plugs are arranged on each bonding force clamp, a preset number of plug plate positioning holes and plug positioning holes are formed in the side wall, close to the opening of the through hole, of each bonding force clamp, the plug plates are embedded into the plug plate positioning holes to fix the bonding force clamps and the tested sample, and the plugs are embedded into the plug positioning holes of the plug plates to fix the plug plates and the bonding force clamps.
2. The test system of claim 1, wherein:
one side wall of the first adhesive force clamp is provided with a first through hole, the inner wall contour of the first through hole is matched with the outer contour of one end of the tested sample, one side wall of the second adhesive force clamp is provided with a second through hole, and the inner wall contour of the second through hole is matched with the outer contour of the other end of the tested sample.
3. The test system of claim 1, wherein:
the adhesive clamp comprises a first end, a second end and a third end which are fixedly connected with each other, wherein the diameter of the first end is larger than that of the second end, and the diameter of the second end is larger than that of the third end.
4. The test system of claim 3, wherein:
the first end is a first cylinder structure, the middle part of the first cylinder structure is a first through hole, the side surface of the first cylindrical structure is provided with at least two bolt plate positioning holes which are symmetrically arranged relative to the first through hole, the upper surface and the lower surface of the first cylindrical structure are respectively provided with at least two bolt positioning holes, the two bolt positioning holes on the upper surface are symmetrically arranged relative to the first through hole, the two bolt positioning holes on the lower surface are symmetrically arranged relative to the first through hole, the first bolt positioning hole on the upper surface and the first bolt positioning hole on the lower surface are symmetrically arranged relative to the first bolt plate positioning hole, and the second bolt positioning hole on the upper surface and the second bolt positioning hole on the lower surface are symmetrically arranged relative to the second bolt plate positioning hole.
5. The test system of claim 4, wherein:
the second end is of a second cylinder structure, the middle part or the whole of the second cylinder structure is of a hollow structure, the hollow structure of the second cylinder structure is communicated with the first through hole, and the through hole comprises the first through hole and the hollow structure of the second cylinder structure.
6. The test system of claim 5, wherein:
the third end is a second cylinder structure, and the second cylinder structure is provided with at least one stretching fixing hole.
7. The test system of claim 6, wherein:
the bolt plate comprises an arc-shaped fixing part and a bolt positioning hole, the arc-shaped fixing part is tightly attached to the surface of a tested sample to fix the adhesive force clamp and the tested sample, and the first bolt sequentially penetrates through the first bolt positioning hole in the upper surface of the first cylindrical structure, the first bolt positioning hole in the bolt plate and the first bolt positioning hole in the lower surface of the first cylindrical structure to fix the first bolt plate and the first adhesive force clamp.
8. A method for testing a submarine cable bonding performance test system, wherein the test system is the test system of any one of claims 1 to 7;
the test method comprises the following steps:
step S1, respectively placing two ends of the tested sample into two bonding force clamps;
step S2, inserting the bolt plate into the bolt plate positioning hole and abutting against the sample to be tested to lock the sample to be tested;
step S3, inserting the bolts into the bolt positioning holes of the corresponding bolt plates respectively to fix the bolt plates and the binding force clamp;
step S4, placing the tested sample locked by the bolt, the bolt plate and the adhesive force clamp into the special stretching fixing holes at the upper part and the lower part of the tensile testing machine;
and step S5, starting the tensile testing machine for testing, and obtaining the maximum value of the tensile force value of the tensile testing machine interface, thus obtaining the adhesive force of the tested sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911110483.XA CN110749502A (en) | 2019-11-14 | 2019-11-14 | Submarine cable bonding performance test system and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911110483.XA CN110749502A (en) | 2019-11-14 | 2019-11-14 | Submarine cable bonding performance test system and test method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110749502A true CN110749502A (en) | 2020-02-04 |
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Cited By (2)
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| CN113916773A (en) * | 2021-07-12 | 2022-01-11 | 兰州大学 | Testing arrangement of bonding strength between line type material and base member |
| CN114486552A (en) * | 2022-01-25 | 2022-05-13 | 长春长光宇航复合材料有限公司 | Method and device for representing performance of high-temperature environment interface of integrated spray pipe |
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| KR20170055829A (en) * | 2015-11-12 | 2017-05-22 | 국방과학연구소 | Holder for tensile test |
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| KR20170055829A (en) * | 2015-11-12 | 2017-05-22 | 국방과학연구소 | Holder for tensile test |
| CN107505199A (en) * | 2017-08-24 | 2017-12-22 | 国网浙江省电力公司舟山供电公司 | A kind of experimental rig and test method for obtaining optical fiber and submarine cable strain stress relation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113916773A (en) * | 2021-07-12 | 2022-01-11 | 兰州大学 | Testing arrangement of bonding strength between line type material and base member |
| CN113916773B (en) * | 2021-07-12 | 2022-06-28 | 兰州大学 | Testing arrangement of bonding strength between line type material and base member |
| CN114486552A (en) * | 2022-01-25 | 2022-05-13 | 长春长光宇航复合材料有限公司 | Method and device for representing performance of high-temperature environment interface of integrated spray pipe |
| CN114486552B (en) * | 2022-01-25 | 2024-03-26 | 长春长光宇航复合材料有限公司 | Method and device for representing interface performance of high-temperature environment of integrated spray pipe |
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