CN217544189U - Longitudinal-wrapped aluminum-plastic tape shielding flat cable - Google Patents
Longitudinal-wrapped aluminum-plastic tape shielding flat cable Download PDFInfo
- Publication number
- CN217544189U CN217544189U CN202221443546.0U CN202221443546U CN217544189U CN 217544189 U CN217544189 U CN 217544189U CN 202221443546 U CN202221443546 U CN 202221443546U CN 217544189 U CN217544189 U CN 217544189U
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- China
- Prior art keywords
- aluminum
- plastic
- flat cable
- composite belt
- sinle silk
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- 229920003023 plastic Polymers 0.000 title claims abstract description 53
- 239000004033 plastic Substances 0.000 title claims abstract description 53
- 239000002131 composite material Substances 0.000 claims abstract description 50
- 239000004020 conductor Substances 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 13
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005253 cladding Methods 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000037303 wrinkles Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Manufacturing Of Electric Cables (AREA)
- Insulated Conductors (AREA)
Abstract
The utility model relates to a indulge package aluminum-plastic tape shielding flat cable belongs to cable technical field. The technical scheme is as follows: contain thread conductor (1), insulating layer (2), plastic-aluminum composite belt (3), drainage wire (4) and PVC sheath (5), thread conductor (1) is extruded insulating layer (2) outward and is constituted thread insulation sinle silk, and two thread insulation sinle silks and drainage wire (4) are arranged side by side, constitute the stranding sinle silk, and the outer whole of stranding sinle silk is indulged and is extruded PVC sheath (5) behind cladding plastic-aluminum composite belt (4), and drainage wire (4) are located stranding sinle silk border position, with plastic-aluminum composite belt (4) metal covering contact. The utility model discloses an actively the effect: the aluminum-plastic composite tape shielding layer of the flat cable is of a longitudinal wrapping structure, so that wrinkling is not easy to occur, the shielding is uniform, and the shielding effect is good; meanwhile, the aluminum-plastic composite belt with the longitudinal wrapping structure has few seams and good waterproof and moistureproof performances.
Description
Technical Field
The utility model relates to a indulge package aluminum-plastic tape shielding flat cable belongs to cable technical field.
Background
The thickness and performance of the fixed and laid core and sheath used for the electrical equipment cable can meet the standard requirements of GB/T933-2020 standard of plastic insulation control cables, TICW/06/2009 of computer and instrument cables, rated voltage 450/750V and the following standard requirements of JB/T8734-2016 standards of polyvinyl chloride insulation cables, wires and flexible wires. The cable design is based on the above standard, and the insulating outer layer of the cable must be covered by an all-round metal tape to prevent electromagnetic interference of the wires.
The existing wiring applied to equipment with shielding requirements is generally used for shunting power or signal transmission of the equipment and other loads, and is generally a flat cable. The metal tape shielding layer of the existing flat cable is of a wrapping structure, particularly an aluminum-plastic composite tape, the thickness of the metal tape shielding layer is small, and the wrapped aluminum-plastic composite tape shielding layer has the defects of easiness in wrinkling, non-uniform shielding, poor shielding effect and the like. And the aluminum-plastic composite tape of the wrapping structure has more seams of the shielding layer and poor waterproof and moisture-proof performances.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flat cable with an aluminum-plastic composite tape shielding layer, which has a longitudinal wrapping structure, is not easy to wrinkle, has uniform shielding and good shielding effect; meanwhile, the aluminum-plastic composite belt with the longitudinal wrapping structure has few seams and good waterproof and moistureproof performances, and solves the problems in the prior art.
The technical scheme of the utility model is that:
the utility model provides a indulge package plastic-aluminum tape shielding flat cable, contains thread conductor, insulating layer, plastic-aluminum composite belt, drainage wire and PVC sheath, the thread conductor extrudes the insulating layer outward and constitutes thread insulation core, and two thread insulation core and a drainage wire are arranged side by side, constitute the stranding sinle silk, and the PVC sheath is extruded after the outer whole package plastic-aluminum composite belt of indulging of stranding sinle silk, and the drainage wire is located stranding sinle silk border position, contacts with the plastic-aluminum composite belt metal covering for ground connection, plays the effect of deriving induced-current.
The thickness of the aluminum-plastic composite belt is 0.03mm-0.05mm.
The main line conductor can be a solid, 2-class, 5-class or tinned copper conductor, the insulating layer is made of PVC, XLPE and PE materials, the aluminum-plastic composite belt of the longitudinal wrapping structure is not easy to wrinkle, the number of seams is small, electromagnetic interference can be effectively avoided, and the waterproof and moistureproof performance is improved.
The utility model discloses an actively the effect: the aluminum-plastic composite tape shielding layer of the flat cable is of a longitudinal wrapping structure, so that wrinkling is not easy to occur, the shielding is uniform, and the shielding effect is good; meanwhile, the aluminum-plastic composite belt with the longitudinal wrapping structure has few seams and good waterproof and moisture-proof performances.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a longitudinal covering mold according to an embodiment of the present invention;
FIG. 3 is a schematic view of the manufacturing process of the longitudinal aluminum-plastic tape shielded flat cable of the present invention;
in the figure: the cable comprises a main line conductor 1, an insulating layer 2, an aluminum-plastic composite tape 3, a drainage wire 4, a PVC sheath 5, a first insulation wire pay-off rack 6, a second insulation wire pay-off rack 7, a drainage wire pay-off rack 8, a three-groove guide wheel 9, a first guide wheel 10, a second guide wheel 11, a longitudinal aluminum-plastic composite tape wrapping mold 12, an aluminum-plastic composite tape reel 13, an aluminum-plastic composite tape shaping mold 14 and an extruder 15.
Detailed Description
The invention is further described with reference to the following figures and examples:
with reference to fig. 1, the RVVBP3 2x4mm ^2 specification is taken as an example in this embodiment: a longitudinal-wrapped aluminum-plastic tape shielded flat cable comprises a main line conductor 1, an insulating layer 2, an aluminum-plastic composite tape 3, a drainage wire 4 and a PVC sheath 5, wherein the electric main line conductor 1 adopts a 5-type copper conductor, the insulating layer 2 is sequentially extruded outside the main line conductor 1 to form a main line insulated wire core, and the insulating layer 2 is made of PVC/D type PVC insulation with the thickness of 0.8 mm; two main line insulated wire cores and a drainage wire 4 are arranged side by side, wherein the drainage wire 4 is positioned at the edge position of the lower part in the middle of the two main line insulated wire cores to form a cable wire core, and a PVC sheath 5 with the thickness of 1.1mm is extruded after the cable wire core is wholly longitudinally wrapped by the aluminum-plastic composite belt 4. The thickness of the aluminum-plastic composite belt 4 is 0.04mm, and the aluminum faces inwards (a 7/0.2mm tinned copper wire is attached inside).
With reference to fig. 2, in this embodiment, the aluminum-plastic composite tape longitudinal covering mold 12 is a long cavity structure, two ends of the cavity are respectively an inlet and an outlet, the cross-sectional shape of the cavity is oblate and is consistent with the shape of the molded longitudinal covering aluminum-plastic tape shielding flat cable, an opening communicated with the cavity is formed in the upper end face of the aluminum-plastic composite tape longitudinal covering mold, the side wall of the opening is inclined and extends from the inlet to the outlet, so that the aluminum-plastic composite tape can be conveniently placed.
With reference to fig. 3, in this embodiment, a manufacturing process of the longitudinally-wrapped aluminum-plastic tape shielded flat cable is as follows:
two main line insulated wire cores are respectively arranged on a first insulated wire pay-off rack 6 and a second insulated wire pay-off rack 7, the two main line insulated wire cores enter a longitudinal aluminum-plastic composite tape wrapping mold 12 on a rack through a three-groove guide wheel 9, a drainage wire 4 is arranged on a drainage wire pay-off rack 8, the drainage wire 4 enters the longitudinal aluminum-plastic composite tape wrapping mold 12 on the rack through a first guide wheel 10 on the rack, an aluminum-plastic composite tape reel 13 is arranged on the rack, the aluminum-plastic composite tape is arranged on the aluminum-plastic composite tape reel 13, the aluminum-plastic composite tape enters the longitudinal aluminum-plastic composite tape wrapping mold 12 through a second guide wheel 11, the aluminum-plastic composite tape in the longitudinal aluminum-plastic composite tape wrapping mold 12 is rolled into an oblate shape, the two main line insulated wire cores are arranged side by side, the drainage wire 4 is positioned on the two main line insulated wire cores and arranged on the left side and the right side of the two main line insulated wire cores, and the drainage wire cores are arranged side by side, and the aluminum composite tape is positioned on the two main line insulated wire coresIntermediate (II)The lower part of the mould is provided with a cable-forming wire core, the cable-forming wire core is positioned in an oblate aluminum-plastic composite belt, the longitudinal wrapping mould 12 of the aluminum-plastic composite belt has a large inlet and a small outlet, the oblate aluminum-plastic composite belt is longitudinally wrapped outside the cable-forming wire core, the cable-forming wire core wrapped with the aluminum-plastic composite belt longitudinally enters the aluminum-plastic composite belt shaping mould 14, the aluminum-plastic composite belt is further tightly wrapped, the aluminum-plastic composite belt is prevented from opening after passing through a wrapping belt of the longitudinal wrapping mould, the tension of three wires (two main wire insulated wire cores and one drainage wire 4) is adjusted to be consistent, finally the whole cable enters an extruder 15, the extruder 15 extrudes PVC material to form a PVC sheath with the thickness of 1.1mm, and the manufacture of the longitudinally wrapped aluminum-plastic belt shielded flat cable is completed. PVC has relatively good moisture resistance and corrosion resistance, and can prolong the service life of the cable.
The utility model discloses the shielding layer of flat cable adopts the aluminum-plastic composite belt of indulging the package structure, and the seam is few to seam crossing is by the oversheath compaction, waterproof, the great improvement of humidity resistance. Meanwhile, the problems that the aluminum-plastic composite belt is thin and easy to wrinkle during wrapping are solved, the shielding is uniform, and the shielding effect is good.
Claims (3)
1. The utility model provides a indulge and wrap aluminum-plastic tape shielding flat cable which characterized in that: contain thread conductor (1), insulating layer (2), plastic-aluminum composite belt (3), drainage wire (4) and PVC sheath (5), thread conductor (1) outer extrusion insulating layer (2) constitute thread insulation sinle silk, and two thread insulation sinle silks and a drainage wire (4) are arranged side by side, constitute the stranding sinle silk, and the outer whole of stranding sinle silk is indulged and is extruded PVC sheath (5) behind the package plastic-aluminum composite belt (3), and drainage wire (4) are located stranding sinle silk border position, with plastic-aluminum composite belt (3) metal covering contact.
2. The longitudinally-wrapped aluminum-plastic tape shielding flat cable according to claim 1, characterized in that: the thickness of the aluminum-plastic composite belt (3) is 0.03mm-0.05mm.
3. The longitudinally-wrapped aluminum-plastic tape shielding flat cable according to claim 1 or 2, characterized in that: the insulating layer (2) is a PVC, XLPE or PE insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221443546.0U CN217544189U (en) | 2022-06-10 | 2022-06-10 | Longitudinal-wrapped aluminum-plastic tape shielding flat cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221443546.0U CN217544189U (en) | 2022-06-10 | 2022-06-10 | Longitudinal-wrapped aluminum-plastic tape shielding flat cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217544189U true CN217544189U (en) | 2022-10-04 |
Family
ID=83443764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221443546.0U Active CN217544189U (en) | 2022-06-10 | 2022-06-10 | Longitudinal-wrapped aluminum-plastic tape shielding flat cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217544189U (en) |
-
2022
- 2022-06-10 CN CN202221443546.0U patent/CN217544189U/en active Active
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