CN213400683U - High-strength tensile waterproof video cable - Google Patents
High-strength tensile waterproof video cable Download PDFInfo
- Publication number
- CN213400683U CN213400683U CN202022867807.9U CN202022867807U CN213400683U CN 213400683 U CN213400683 U CN 213400683U CN 202022867807 U CN202022867807 U CN 202022867807U CN 213400683 U CN213400683 U CN 213400683U
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- Prior art keywords
- aluminum
- layer
- tensile
- video cable
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- 229920003023 plastic Polymers 0.000 claims abstract description 40
- 239000004033 plastic Substances 0.000 claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052802 copper Inorganic materials 0.000 claims abstract description 25
- 239000010949 copper Substances 0.000 claims abstract description 25
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000002131 composite material Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910000861 Mg alloy Inorganic materials 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 17
- 239000004698 Polyethylene Substances 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 239000002861 polymer material Substances 0.000 claims abstract description 7
- 238000009941 weaving Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 4
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 4
- 239000002674 ointment Substances 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 abstract description 5
- 239000004700 high-density polyethylene Substances 0.000 abstract description 5
- -1 polyethylene Polymers 0.000 abstract description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 2
- 229920000573 polyethylene Polymers 0.000 abstract description 2
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003883 ointment base Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
Images
Classifications
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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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- Insulated Conductors (AREA)
Abstract
The utility model discloses a high-strength tensile waterproof video cable, which comprises a central conductor, an insulating layer, a first aluminum-plastic composite belt layer, a drainage wire, an aluminum-magnesium alloy wire braided layer, a second aluminum-plastic composite belt layer, a tinned copper clad steel braided layer, a water blocking buffer layer and an outer sheath from inside to outside in sequence; the central conductor is processed by adopting an electrolytic oxygen-free copper soft wire, the insulating layer is processed by adopting a polyethylene high polymer material, the first aluminum-plastic composite belt layer is processed by adopting pure aluminum and PE plastics, the drainage wire is processed by adopting an electrolytic oxygen-free copper soft wire, the aluminum-magnesium alloy wire braided layer is braided by adopting an aluminum-magnesium alloy wire, the tin-plated copper-clad steel braided layer is braided by adopting an electroplated tin copper-clad steel wire, the water blocking layer is filled by adopting water blocking factice, the water blocking buffer layer is wrapped by adopting a water blocking expansion belt, and the outer sheath is processed by adopting high-density polyethylene. The utility model has the advantages of waterproof, tensile, good shielding nature, good pliability, satisfy the security protection completely to waterproof, tensile cable's demand.
Description
The technical field is as follows:
the utility model relates to a security protection wire and cable, in particular to waterproof video cable of high strength tensile belongs to power cable technical field.
Background art:
with the rapid development of social economy, various video devices are rapidly popularized in China, and video cables are developed accordingly. When the security video cable is laid, the video cable sometimes needs to cross the water area, the vertical shaft or the open air and the like, needs to bear stronger tensile strength and higher waterproof performance, and prevents the phenomena of cable breakage, water inflow and the like in the laying or using process. However, due to the simple structure of the common video cable, when the cable is laid in a special environment such as humid environment and water accumulation, the internal signal line is very easy to be corroded by moisture, which not only affects the video signal, but also may cause the line to be scrapped and affect the use.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: overcome prior art's not enough, provide a waterproof video cable of high strength tensile, have advantages such as waterproof, tensile, good shielding nature, good pliability, satisfy the security protection to waterproof, tensile cable's demand.
The utility model discloses a technical scheme who solves technical problem and take is:
a high-strength tensile waterproof video cable sequentially comprises a central conductor, an insulating layer, a first aluminum-plastic composite belt layer, a drainage wire, an aluminum-magnesium alloy wire weaving layer, a second aluminum-plastic composite belt layer, a tinned copper-clad steel weaving layer, a water blocking buffer layer and an outer sheath from inside to outside.
The central conductor is processed by high-purity electrolytic oxygen-free copper category 2 stranded copper soft wires.
The insulating layer is formed by processing linear low-density polyethylene high polymer materials twice, the processing adopts an extrusion process, and due to the inherent characteristics of the insulating layer materials, the insulating layer is synthesized by combining the processing and the insulation of the two times.
The first aluminum-plastic composite belt layer is formed by processing pure aluminum and PE plastic, the aluminum surface faces outwards, and the plastic surface faces the insulating layer.
The drainage wire is formed by processing a high-purity electrolytic oxygen-free copper type 2 stranded tinned copper soft wire and is positioned between the first aluminum-plastic composite belt layer and the aluminum-magnesium alloy wire weaving layer.
The aluminum-magnesium alloy wire braided layer is formed by braiding aluminum-magnesium high-iron rare earth aluminum alloy wires.
The second aluminum-plastic composite belt layer is formed by processing pure aluminum and PE plastic, the aluminum surface faces the tin-plated copper-clad steel woven layer, and the plastic surface faces the aluminum-magnesium alloy wire woven layer.
The tin-plated copper-clad steel braided layer is formed by weaving tin-plated copper-clad steel wires.
The water-resistant layer is filled with water-resistant ointment; the water-blocking buffer layer is formed by wrapping a water-blocking expansion belt.
The outer sheath is made of high-density polyethylene high polymer material, carbon black and antioxidant.
The utility model discloses when keeping original video cable characteristic, still have waterproof, tensile strength height concurrently, practice thrift cost, shield effectual, the little characteristics of decay.
Compared with the common cable, the utility model discloses, its key technology innovation is at following several points:
central conductor: the high-purity electrolytic oxygen-free copper category 2 stranded copper soft wire is processed, and is soft and good in electrical conductivity.
Insulating layer: the video cable is formed by processing linear low-density polyethylene high polymer materials twice, an extrusion process is adopted for processing, due to the inherent characteristic of the material degree of the insulating layer, the insulating layer is formed by combining the two processing insulations into a whole, due to the fact that the video cable is thick in insulation, eccentricity is difficult to control in one-time extrusion forming, particularly eccentricity of 75-7, 75-9 and other high-capacity video lines is extruded twice, the eccentricity in each extrusion forming can be controlled to be more than 90%, the concentricity of the insulating layer can be improved, and therefore attenuation and distortion are reduced.
③ the first layer of aluminum-plastic composite belt layer: the insulation layer is made of pure aluminum and PE plastic, wherein the aluminum face faces outwards, and the plastic face faces towards the insulation layer.
And fourthly, drainage wire: the high-purity electrolytic oxygen-free tinned copper category 2 stranded tinned copper soft wire is processed and formed, the high-purity electrolytic oxygen-free tinned copper category 2 stranded tinned copper soft wire is positioned between the first aluminum-plastic composite tape layer and the aluminum-magnesium alloy wire weaving layer, and the tinned copper wire is used for avoiding oxidation between the high-purity electrolytic oxygen-free tinned copper category 2 stranded tinned copper soft wire and the aluminum-magnesium alloy wire.
Aluminum-magnesium alloy wire: the braided layer is formed by braiding aluminum-magnesium alloy wires, and has high strength, convenient processing and strong creep resistance.
Sixthly, a second aluminum-plastic composite belt layer: the aluminum-copper-clad steel braided layer is formed by processing pure aluminum and PE (polyethylene) plastics, wherein the aluminum surface faces the tin-plated copper-clad steel braided layer, and the plastic surface faces the aluminum-magnesium alloy wire braided layer.
Seventhly, plating a tin-copper-coated steel braided layer: the cable is formed by weaving the electrotinning copper-clad steel wires, has high material strength, small resistance and excellent shielding effect, can enhance the tensile strength of the cable, and forms a multilayer shielding layer together with the first aluminum-plastic composite belt layer, the drainage wire, the aluminum-magnesium alloy wire weaving layer and the second aluminum-plastic composite belt layer.
The water resistant layer: the water-blocking ointment is filled, and the ointment base material has non-hydrophilic performance and can effectively prevent longitudinal movement and radial invasion of water.
Ninthly, a water blocking buffer layer: is formed by wrapping a water-blocking expansion belt
An outer sheath at the red: the material is processed by high-density polyethylene, carbon black and an antioxidant, is non-toxic, acid-resistant, alkali-resistant and corrosion-resistant, has hydrophilicity superior to that of a common cable PVC sheath, and has anti-aging and anti-cracking capability superior to that of common high-density polyethylene.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
The specific implementation mode is as follows:
the invention will be further explained and explained with reference to the drawings, in which:
referring to fig. 1, the high-strength tensile waterproof video cable sequentially comprises a central conductor 1, an insulating layer 2, a first aluminum-plastic composite tape layer 3, a drainage wire 4, an aluminum-magnesium alloy wire braided layer 5, a second aluminum-plastic composite tape layer 6, a tinned copper clad steel braided layer 7, a water blocking layer 8, a water blocking buffer layer 9 and an outer sheath 10 from inside to outside.
The central conductor 1 is processed by high-purity electrolytic oxygen-free copper category 2 twisted copper soft wires.
The insulating layer 2 is formed by processing linear low-density polyethylene high polymer materials twice, the processing adopts an extrusion process, and due to the inherent characteristics of the insulating layer materials, the insulating layer 2 is synthesized by combining the processing and the insulation of the two times.
The first aluminum-plastic composite belt layer 3 is formed by processing pure aluminum and PE plastic, the aluminum surface faces outwards, and the plastic surface faces the insulating layer 2.
The drainage wire 4 is formed by processing a high-purity electrolytic oxygen-free copper 2 nd-type stranded tinned copper soft wire and is positioned between the first aluminum-plastic composite belt layer 3 and the aluminum-magnesium alloy wire weaving layer 5.
The aluminum-magnesium alloy wire braided layer 5 is braided by aluminum-magnesium high-iron rare earth aluminum alloy wires.
The second aluminum-plastic composite belt layer 6 is formed by processing pure aluminum and PE plastic, the aluminum surface faces the tinned copper-clad steel woven layer 7, and the plastic surface faces the aluminum-magnesium alloy wire woven layer 5.
The tinned copper-clad steel braid 7 is formed by weaving electroplated tin copper-clad steel wires.
The water-resistant layer 8 is filled with water-resistant ointment.
The water-blocking buffer layer 9 is formed by wrapping a water-blocking expansion tape.
The outer sheath 10 is made of high-density polyethylene high polymer material, carbon black and antioxidant, and the proportion of the three materials is 1: 0.02: 0.003, the sheath is not easy to age and crack.
The utility model has the advantages of waterproof, tensile, good shielding nature, good pliability, satisfy the security protection completely to waterproof, tensile cable's demand.
Claims (9)
1. The utility model provides a waterproof video cable of high strength tensile which characterized in that: the high-strength tensile waterproof video cable sequentially comprises a central conductor (1), an insulating layer (2), a first aluminum-plastic composite belt layer (3), a drainage wire (4), an aluminum-magnesium alloy wire weaving layer (5), a second aluminum-plastic composite belt layer (6), a tinned copper clad steel weaving layer (7), a water blocking layer (8), a water blocking buffer layer (9) and an outer sheath (10) from inside to outside.
2. The high strength, tensile, and waterproof video cable of claim 1, wherein: the central conductor (1) is processed by high-purity electrolytic oxygen-free copper category 2 stranded copper soft wires.
3. The high strength, tensile, and waterproof video cable of claim 1, wherein: the insulating layer (2) is formed by processing linear low-density polyethylene high polymer materials twice, the processing adopts an extrusion process, and due to the inherent characteristics of the insulating layer materials, the insulating layer (2) is synthesized by combining the processing and the insulation of the two times.
4. The high strength, tensile, and waterproof video cable of claim 1, wherein: the first aluminum-plastic composite belt layer (3) is formed by processing pure aluminum and PE plastic, the aluminum surface faces outwards, and the plastic surface faces the insulating layer (2).
5. The high strength, tensile, and waterproof video cable of claim 1, wherein: the drainage wire (4) is formed by processing a high-purity electrolytic oxygen-free copper 2 nd-class stranded tinned copper soft wire and is positioned between the first aluminum-plastic composite belt layer (3) and the aluminum-magnesium alloy wire weaving layer (5).
6. The high strength, tensile, and waterproof video cable of claim 1, wherein: the aluminum-magnesium alloy wire braided layer (5) is braided by aluminum-magnesium high-iron rare earth aluminum alloy wires.
7. The high strength, tensile, and waterproof video cable of claim 1, wherein: the second aluminum-plastic composite belt layer (6) is formed by processing pure aluminum and PE plastic, the aluminum surface faces the tin-plated copper-clad steel woven layer (7), and the plastic surface faces the aluminum-magnesium alloy wire woven layer (5).
8. The high strength, tensile, and waterproof video cable of claim 1, wherein: the tin-plated copper-clad steel braided layer (7) is formed by braiding electroplated tin-plated copper-clad steel wires.
9. The high strength, tensile, and waterproof video cable of claim 1, wherein: the water-resistant layer (8) is filled with water-resistant ointment; the water-blocking buffer layer (9) is formed by wrapping a water-blocking expansion tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022867807.9U CN213400683U (en) | 2020-12-03 | 2020-12-03 | High-strength tensile waterproof video cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022867807.9U CN213400683U (en) | 2020-12-03 | 2020-12-03 | High-strength tensile waterproof video cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213400683U true CN213400683U (en) | 2021-06-08 |
Family
ID=76196235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022867807.9U Expired - Fee Related CN213400683U (en) | 2020-12-03 | 2020-12-03 | High-strength tensile waterproof video cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213400683U (en) |
-
2020
- 2020-12-03 CN CN202022867807.9U patent/CN213400683U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 |
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| CF01 | Termination of patent right due to non-payment of annual fee |