CN109712741A - A kind of high temperature resistant watertight cable and production method - Google Patents
A kind of high temperature resistant watertight cable and production method Download PDFInfo
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- CN109712741A CN109712741A CN201811384578.6A CN201811384578A CN109712741A CN 109712741 A CN109712741 A CN 109712741A CN 201811384578 A CN201811384578 A CN 201811384578A CN 109712741 A CN109712741 A CN 109712741A
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- nickel
- high temperature
- temperature resistant
- copper wire
- cable
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The invention discloses a kind of high temperature resistant watertight cable, cable center is the conductor that is twisted of 7 bursts of nickel-plated round copper wires, conductor is outer and conductor between coating high temperature resistant block water sealant I；High temperature resistant block water sealant extrapolation cohering tetrafluoroethene insulating layer；Braided nickel-plated circular copper wire shielded layer outside teflon insulation layer；Nickel-plated round copper wire shielding layer surface coating high temperature resistant blocks water sealant II；Nickel-plated round copper wire shielded layer extrapolation cohering tetrafluoroethene restrictive coating.The present invention also provides the production methods of the cable.Gained cable of the invention is meeting good high and low temperature resistance, outside watertightness performance, also has the characteristics that outstanding electric property, durable mechanical protection, size are small, light-weight, flexibility is strong.
Description
Technical field
The present invention relates to a kind of high temperature resistant watertight cable and production methods, belong to wire and cable field.
Background technique
Cable on " blood vessel " thrum of missile armament, it is responsible for the contact transmission of the various information of guided missile.Have inside guided missile
Many fine equipment, need high Collaboration between each other, cooperate to fit together perfectly, and just can ensure that guided missile flies according to preset program
It goes and strikes target.Signal interaction relationship is complicated between these equipment, and reliable cable system is needed to connect, usual hair guided missile
It is made of five or six ten cables, simple cable has dozens of signal node, and slightly complicated cable has up to a hundred a or even several hundred
A information exchange contact.If cable breaks down, gently if influence guided missile function, failure that is heavy then leading to flight test.Due to
The particularity of underwater environment, it is desirable that the connecting cable for acting on system has high temperature resistant, excellent watertightness and excellent electrical
Performance and physical mechanical property.So exploitation high temperature resistant watertight cable, has important military significance and economic significance.
Summary of the invention
To fill up the blank that the above field needs, the invention patent provides a kind of high temperature resistant watertight cable, good meeting
Outside good high and low temperature resistance, watertightness performance, also have that outstanding electric property, durable mechanical protection, size be small, weight
Gently, the features such as flexibility is strong.
It is a further object to provide a kind of preparation methods of high temperature resistant watertight cable.
The solution of the present invention is as follows: a kind of high temperature resistant watertight cable, and cable center is what 7 bursts of nickel-plated round copper wires were twisted
Conductor, the conductor is outer and conductor between coating high temperature resistant block water sealant I；
The high temperature resistant block water sealant extrapolation cohering tetrafluoroethene insulating layer；
Braided nickel-plated circular copper wire shielded layer outside the teflon insulation layer；
Nickel-plated round copper wire shielding layer surface coating high temperature resistant blocks water sealant II；
The nickel-plated round copper wire shielded layer extrapolation cohering tetrafluoroethene restrictive coating.
Further, the nickel-plated round copper wire use nickel content for 10% nickel-plated round copper wire.
Further, the shielded layer uses nickel content to weave for 10% nickel-plated round copper wire.
Further, the polytetrafluoroethylene (PTFE) teflon insulation layer is with a thickness of 0.3~0.7mm；Polytetrafluoroethylsheath sheath
Thick-layer degree is 0.4~0.8mm.
Further, the high temperature blocks water sealant as neutral silicone high-temp glue.
A kind of production method of vertical high temperature resistant watertight cable, which is characterized in that steps are as follows:
Step 1: conductor uses 7 bursts of nickel contents for 10% nickel-plated round copper wire, carries out according to the arrangement mode of " 1+7 " regular twisted
And coat the high temperature resistant sealant that blocks water and obtain conductor, it twists to for left-hand, twisting pitch is 10 ± 1mm, will obtain conductor progress
It 80 ± 5 DEG C, is heating and curing for 24 hours；
Step 2: the conductor after solidification being pushed into polytetrafluoroethylene (PTFE), insulated wire cores are made, insulation thickness is 0.3~0.4mm；?
The extruding machine drying tunnel pipe dry section temperature is set as 250 ± 10 DEG C, and sintering zone temperature is 450 ± 10 DEG C, and 3.0kV is arranged
Test voltage online spark-testing is carried out to the insulating layer in the insulated wire cores；
Step 3: by insulated wire cores braiding nickel content be 10% nickel-plated round copper wire shielded layer and coat high temperature resistant and block water sealant,
Cable shield is made, lay of braiding is 5.5 ± 1mm, and shielded layer is carried out 80 ± 5 DEG C, is heating and curing for 24 hours；
Step 4: shielded layer after hardening extrapolation cohering tetrafluoroethene is made cable cover(ing), and insulation thickness is 0.4~
0.5mm；250 ± 10 DEG C are set as in the extruding machine drying tunnel pipe dry section temperature, sintering zone temperature is 450 ± 10 DEG C
The invention patent has the beneficial effect that:
1, excellent high and low temperature resistance: high temperature resistant watertight cable uses nickel content to lead inside and outside 10% nickel-plated round copper wire conduct
Body, the material have excellent high and low temperature resistance, are used for a long time under the conditions of being able to satisfy 250 DEG C, and insulation and sheath material use
Polytetrafluoroethylene (PTFE), the material have wide using temperature range, can reach between -65~+250 DEG C, high temperature resistant blocks water sealing
The short-term high temperature resistant of glue material reaches 500 DEG C, Long-Term Properties can not change under the conditions of 250 DEG C.
3, excellent watertightness performance: high temperature resistant watertight cable is hindered by coating high temperature resistant from conductor strand, woven shield
Watertight sealing, cable insulation and sheath increase the adhesive force of insulation and sheath, cable integral seamless using extrusion way is pushed
Gap makes cable have good watertightness performance, when cable destroys fracture because of external force, can bear 300 meters of the depth of water longitudinal hydraulic pressure
3.0MPa hydraulic pressure, it is effective that water is prevented to damage equipment along cable longitudinal flow.
3, corrosion-resistant: the insulation of high temperature resistant watertight cable and sheath material use polytetrafluoroethylene (PTFE), and the material is to most ofization
Drug and solvent are learned, inertia, energy strong alkali-acid resistance, seawater corrosion and various organic solvents are shown.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
A kind of high temperature resistant watertight cable, cable center are the conductor that is twisted of 7 bursts of nickel-plated round copper wires (1), conductor it is outer and
High temperature resistant is coated between conductor to block water sealant I (2)；High temperature resistant block water sealant (2) extrapolation cohering tetrafluoroethene insulating layer
(3)；Braided nickel-plated circular copper wire shielded layer (1-1) outside teflon insulation layer (3)；The surface nickel-plated round copper wire shielded layer (1-1)
Coating high temperature resistant blocks water sealant II (2-1)；Nickel-plated round copper wire shielded layer (1-1) extrapolates cohering tetrafluoroethene restrictive coating (3-1).
In specific implementation, nickel-plated round copper wire (1) use nickel content for 10% nickel-plated round copper wire.Nickel-plated round copper wire shielded layer
(1-1) uses nickel content to weave for 10% nickel-plated round copper wire.Teflon insulation layer (3) is with a thickness of 0.3~0.7mm；Poly- four
Vinyl fluoride sheath (3-1) thick-layer degree is 0.4~0.8mm.
A kind of preparation method of high temperature resistant watertight cable, includes the following steps:
Step 1: conductor uses 7 bursts of nickel contents for 10% nickel-plated round copper wire, carries out according to the arrangement mode of " 1+7 " regular twisted
And coat the high temperature resistant sealant that blocks water and obtain conductor, it twists to for left-hand, twisting pitch is 10 ± 1mm, will obtain conductor progress
It 80 ± 5 DEG C, is heating and curing for 24 hours.
Step 2: conductor after spoke is solidified pushes polytetrafluoroethylene (PTFE) and is made insulated wire cores, and insulation thickness is 0.3~
0.4mm；250 ± 10 DEG C are set as in the extruding machine drying tunnel pipe dry section temperature, sintering zone temperature is 450 ± 10 DEG C,
The test voltage that 3.0kV is arranged carries out online spark-testing to the insulating layer in the insulated wire cores.
Step 3: by insulated wire cores braiding nickel content be 10% nickel-plated round copper wire shielded layer and coat high temperature resistant and block water sealing
Cable shield is made in glue, and lay of braiding is 5.5 ± 1mm, and shielded layer is carried out 80 ± 5 DEG C, is heating and curing for 24 hours.
Step 4: shielded layer after hardening extrapolation cohering tetrafluoroethene is made cable cover(ing), and jacket thickness is 0.4~
0.5mm；250 ± 10 DEG C are set as in the extruding machine drying tunnel pipe dry section temperature, sintering zone temperature is 450 ± 10 DEG C.
High-temperature resistant water cipher telegram cable structure of the present invention and performance indicator as listed in table 1,
Table 1
Although the detailed description and description of the specific embodiments of the present invention are given above, it should be noted that we
Various equivalent changes and modification can be carried out to above embodiment according to the concept of the present invention, generated function is still
It, should all be within protection scope of the present invention when the spirit covered without departing from specification.
Claims (6)
1. a kind of high temperature resistant watertight cable, it is characterised in that: cable center is the conductor that 7 bursts of nickel-plated round copper wires (1) are twisted,
The conductor is outer and conductor between coating high temperature resistant block water sealant I (2)；
The high temperature resistant block water sealant (2) extrapolation cohering tetrafluoroethene insulating layer (3)；
Braided nickel-plated circular copper wire shielded layer (1-1) outside the teflon insulation layer (3)；
The nickel-plated round copper wire shielded layer surface (1-1) the coating high temperature resistant blocks water sealant II (2-1)；
The nickel-plated round copper wire shielded layer (1-1) extrapolates cohering tetrafluoroethene restrictive coating (3-1).
2. the high temperature resistant watertight cable as described in claim 1, which is characterized in that the nickel-plated round copper wire (1) uses nickel content
For 10% nickel-plated round copper wire.
3. the high temperature resistant watertight cable as described in claim 1, which is characterized in that the nickel-plated round copper wire shielded layer (1-1) is adopted
It is woven with the nickel-plated round copper wire that nickel content is 10%.
4. the high temperature resistant watertight cable as described in claim 1, which is characterized in that teflon insulation layer (3) thickness
For 0.3~0.7mm；Polytetrafluoroethylsheath sheath (3-1) thick-layer degree is 0.4~0.8mm.
5. the high temperature resistant watertight cable as described in claim 1, which is characterized in that the high temperature blocks water sealant as neutral silicon
Ketone high-temp glue.
6. a kind of production method of vertical high temperature resistant watertight cable, which is characterized in that steps are as follows:
Step 1: conductor uses 7 bursts of nickel contents for 10% nickel-plated round copper wire, carries out according to the arrangement mode of " 1+7 " regular twisted
And coat the high temperature resistant sealant that blocks water and obtain conductor, it twists to for left-hand, twisting pitch is 10 ± 1mm, will obtain conductor progress
It 80 ± 5 DEG C, is heating and curing for 24 hours；
Step 2: the conductor after solidification being pushed into polytetrafluoroethylene (PTFE), insulated wire cores are made, insulation thickness is 0.3~0.4mm；?
The extruding machine drying tunnel pipe dry section temperature is set as 250 ± 10 DEG C, and sintering zone temperature is 450 ± 10 DEG C, and 3.0kV is arranged
Test voltage online spark-testing is carried out to the insulating layer in the insulated wire cores；
Step 3: by insulated wire cores braiding nickel content be 10% nickel-plated round copper wire shielded layer and coat high temperature resistant and block water sealant,
Cable shield is made, lay of braiding is 5.5 ± 1mm, and shielded layer is carried out 80 ± 5 DEG C, is heating and curing for 24 hours；
Step 4: shielded layer after hardening extrapolation cohering tetrafluoroethene is made cable cover(ing), and jacket thickness is 0.4~
0.5mm；250 ± 10 DEG C are set as in the extruding machine drying tunnel pipe dry section temperature, sintering zone temperature is 450 ± 10 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384578.6A CN109712741A (en) | 2018-11-20 | 2018-11-20 | A kind of high temperature resistant watertight cable and production method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384578.6A CN109712741A (en) | 2018-11-20 | 2018-11-20 | A kind of high temperature resistant watertight cable and production method |
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| Publication Number | Publication Date |
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| CN109712741A true CN109712741A (en) | 2019-05-03 |
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ID=66255019
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811384578.6A Pending CN109712741A (en) | 2018-11-20 | 2018-11-20 | A kind of high temperature resistant watertight cable and production method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5397855A (en) * | 1992-09-08 | 1995-03-14 | Filotex | Low noise cable |
| CN102364589A (en) * | 2011-10-14 | 2012-02-29 | 南京全信传输科技股份有限公司 | High-temperature-resistant electric wire and preparation process thereof |
| CN202307249U (en) * | 2011-11-04 | 2012-07-04 | 淮南文峰航天电缆有限公司 | Polytetrafluoroethylene powder pushing insulated wire cable possessing sheath |
| CN102855982A (en) * | 2012-06-20 | 2013-01-02 | 江苏远洋东泽电缆股份有限公司 | Shielding longitudinal watertight degaussing cable and production method thereof for ships |
| CN203931611U (en) * | 2014-06-04 | 2014-11-05 | 安徽华宇电缆集团有限公司 | A kind of second the third glue insulation watertight type naval vessel power cable |
| CN203950580U (en) * | 2014-07-11 | 2014-11-19 | 安徽宏源特种电缆集团有限公司 | Watertight towing load-bearing control cables |
| CN204423964U (en) * | 2015-03-31 | 2015-06-24 | 广东梅雁吉祥水电股份有限公司 | A kind of water-proof cable |
| CN106504818A (en) * | 2016-12-27 | 2017-03-15 | 山东华凌电缆有限公司 | The naval vessel insulation direction waterproof type communication cable of second third |
-
2018
- 2018-11-20 CN CN201811384578.6A patent/CN109712741A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5397855A (en) * | 1992-09-08 | 1995-03-14 | Filotex | Low noise cable |
| CN102364589A (en) * | 2011-10-14 | 2012-02-29 | 南京全信传输科技股份有限公司 | High-temperature-resistant electric wire and preparation process thereof |
| CN202307249U (en) * | 2011-11-04 | 2012-07-04 | 淮南文峰航天电缆有限公司 | Polytetrafluoroethylene powder pushing insulated wire cable possessing sheath |
| CN102855982A (en) * | 2012-06-20 | 2013-01-02 | 江苏远洋东泽电缆股份有限公司 | Shielding longitudinal watertight degaussing cable and production method thereof for ships |
| CN203931611U (en) * | 2014-06-04 | 2014-11-05 | 安徽华宇电缆集团有限公司 | A kind of second the third glue insulation watertight type naval vessel power cable |
| CN203950580U (en) * | 2014-07-11 | 2014-11-19 | 安徽宏源特种电缆集团有限公司 | Watertight towing load-bearing control cables |
| CN204423964U (en) * | 2015-03-31 | 2015-06-24 | 广东梅雁吉祥水电股份有限公司 | A kind of water-proof cable |
| CN106504818A (en) * | 2016-12-27 | 2017-03-15 | 山东华凌电缆有限公司 | The naval vessel insulation direction waterproof type communication cable of second third |
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Application publication date: 20190503 |