CN219534094U - Light reel cable - Google Patents
Light reel cable Download PDFInfo
- Publication number
- CN219534094U CN219534094U CN202320354212.4U CN202320354212U CN219534094U CN 219534094 U CN219534094 U CN 219534094U CN 202320354212 U CN202320354212 U CN 202320354212U CN 219534094 U CN219534094 U CN 219534094U
- Authority
- CN
- China
- Prior art keywords
- wire core
- power wire
- sleeved outside
- conductors
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000010410 layer Substances 0.000 claims abstract description 58
- 239000004020 conductor Substances 0.000 claims abstract description 53
- 239000011241 protective layer Substances 0.000 claims abstract description 10
- 238000002955 isolation Methods 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 239000011889 copper foil Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 229920000271 Kevlar® Polymers 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000004761 kevlar Substances 0.000 claims description 5
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 238000005491 wire drawing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000835 fiber Substances 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241000256602 Isoptera Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a light reel cable, comprising: the section of the power wire core conductors is fan-shaped, and the power wire core conductors extend along the central axis of the light reel cable and are sequentially distributed at intervals along the circumferential direction of the central axis; the isolating layers are sleeved outside the corresponding power wire core conductors; the power wire core insulating layers are sleeved outside the corresponding isolation layers; the wrapping belt is sleeved outside the power wire core insulating layers; the filling layer extends along the central axis to fill gaps of the power wire core insulating layers at the central splicing position; the control wire core conductors are respectively arranged in gaps defined between the adjacent two power wire core insulating layers and the filling layers; the outer sheath is sleeved outside the wrapping belt; the protective layer is sleeved outside the outer sheath; the angle of the sector section of the power line core conductors is less than or equal to 120 degrees. The light reel cable provided by the utility model has the advantages of simple structure, long service life and easiness in production.
Description
Technical Field
The utility model belongs to the technical field of cables, and relates to a light reel cable.
Background
The port is called as a 'sunny rain gauge' of economic operation, the port operation status directly reflects the national economic operation condition, in recent years, the ports in China successively refresh the container throughput history, the data published by China Port society shows that the container throughput of eight-big hub ports in China is increased by 11.1% in the same proportion in 10 months of 2021, and the acceleration is innovative. The ship unloader is used as one of the most important components of a port, and a reel cable used in the ship unloader is an important electric component for providing a power supply, a control power supply or a control signal for large-scale mobile equipment, so that the ship unloader improves the ship unloading efficiency, reduces the equipment damage rate and the maintenance period, and is an urgent requirement for the development of modern port loading and unloading operations. Once the reel cable is out of order in the use process, the whole ship unloader is paralyzed and has a power failure, so that the whole ship unloader cannot move, production errors are caused, and ship port-blocking is caused.
The reel cable is generally formed by twisting three round power wire cores and a round control signal wire core together and then extruding a sheath. The service life of the cable is affected by the fact that the small reel of the reel exceeds the allowable bending radius range of the cable. In addition, a fiber tensile or reinforcing layer is woven between the inner lining outer protective layers, and air is contained in fiber filaments in the tensile or reinforcing layer and some moisture is carried, so that bubbles are easily generated on the surface of the outer protective sleeve during extrusion, the appearance of the cable is affected, and the wear resistance, tearing and other physical and mechanical properties of the outer protective sleeve in subsequent use are affected.
Disclosure of Invention
The utility model provides a light reel cable which solves the technical problems and adopts the following technical scheme:
a lightweight reel cable comprising:
the section of each power wire core conductor is fan-shaped, and the power wire core conductors extend along the central axis of the light drum cable and are sequentially distributed at intervals along the circumference of the central axis;
the isolating layers are respectively sleeved outside the corresponding power line core conductors;
the power wire core insulating layers are respectively sleeved outside the corresponding isolation layers;
the wrapping belt is sleeved outside the power wire core insulating layers;
the filling layer extends along the central axis to fill gaps of the power wire core insulating layers at the central splicing position;
the control wire core conductors are respectively arranged in gaps formed between the adjacent two power wire core insulating layers and the filling layer in a surrounding manner;
the outer sheath is sleeved outside the wrapping belt;
the protective layer is sleeved outside the outer sheath;
the angles of the sector sections of the power line core conductors are equal, and the angles of the sector sections of the power line core conductors are smaller than or equal to 120 degrees.
Further, the ratio of the total cross-sectional junction of the plurality of power core conductors to the cross-sectional junction of the lightweight drum cable is 0.25 or more and 0.5 or less.
Further, the angle of the sector section of the power line core conductors is equal to 120 °.
Further, the power line core conductor comprises a plurality of power line copper foil wires which are mutually stranded.
Further, the isolating layer and the wrapping belt are made of light non-woven fabrics.
Further, the power wire core insulating layer is made of phenyl silicone rubber.
Further, the control wire core conductor comprises a plurality of soft copper conductors which are twisted with each other, and the twisted pitch diameter ratio is less than or equal to 12 times.
Further, the material of the filling layer is Kevlar wire drawing.
Further, the thickness of the outer sheath is equal to or greater than the sum of the thicknesses of the protective layer and the wrapping tape.
Further, the outer sheath is made of one of chloroprene rubber and chlorinated polyethylene.
The light drum cable has the advantages of simple structure, long service life and easy production.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic illustration of a lightweight drum cable of the present utility model;
the power wire core conductor 1, the isolation layer 2, the filling layer 3, the power wire core insulating layer 4, the control wire core conductor 5, the wrapping tape 6, the outer sheath 7 and the protection layer 8.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
As shown in fig. 1, a lightweight drum cable of the present utility model comprises: the power wire core comprises a plurality of power wire core conductors 1, a plurality of isolation layers 2, a plurality of power wire core insulating layers 4, wrapping belts 6, a filling layer 3, a plurality of control wire core conductors 5, an outer sheath 7 and a protective layer 8. Wherein the section of the power wire core conductors 1 is fan-shaped.
The plurality of power line core conductors 1 extend along the central axis of the light drum cable and are sequentially distributed at intervals along the circumferential direction of the central axis. The isolating layers 2 are respectively sleeved outside the corresponding power wire core conductors 1. The power wire core insulating layers 4 are respectively sleeved outside the corresponding isolating layers 2. The wrapping belt 6 is sleeved outside the power wire core insulating layers 4. The filling layer 3 extends along the central axis to fill the gaps of the several power core insulation layers 4 at the central splice. The plurality of control wire core conductors 5 are respectively arranged in gaps enclosed between the two adjacent power wire core insulating layers 4 and the filling layer 3. The outer sheath 7 is sleeved outside the wrapping belt 6. The protective layer 8 is sleeved outside the outer sheath 7.
Compared with the conventional circular wire core, the outer diameter of the fan-shaped power wire core conductor after being cabled is greatly reduced, the control wire core conductor 5 of the control wire core is not extruded and insulated, and the power wire core insulating layer 4 and the outer sheath 7 are used as insulation, so that the overall outer diameter of the cable is further reduced.
As a preferred embodiment, the angles of the sector-shaped sections of the power line core conductors 1 are equal, and the angles of the sector-shaped sections of the power line core conductors 1 are 120 ° or less. In an embodiment of the utility model, the angle of the sector-shaped cross section of several power line conductors 1 is equal to 120 °. I.e. a lightweight drum cable of the present utility model comprises three power core conductors 1.
As a preferred embodiment, the ratio of the total cross-sectional junction of the plurality of power core conductors 1 to the cross-sectional junction of the lightweight drum cable is 0.25 or more and 0.5 or less. Through the arrangement mode, the electric conductivity of the light reel cable can be ensured, and the basic functions of the cable, such as electromagnetic shielding and the like, can be realized on the basis of ensuring durability.
As a preferred embodiment, the power wire core conductor 1 comprises a plurality of mutually twisted power wire copper foil wires. Specifically, a strip-shaped copper foil is formed by rolling round copper single wires, then copper foil wires are uniformly wrapped on Kevlar fiber wires to form copper foil wires, and a plurality of copper foil wires are stranded and pressed into a fan shape to form the power wire core conductor 1. The utility model transfers the traditional braiding reinforcement and tensile layer into the conductor, solves the problem of bubble and bulge generated by extruding the outer sheath, improves the production efficiency and powerfully improves the appearance of the product.
As a preferred embodiment, the isolating layer 2 and the wrapping belt 6 are made of light non-woven fabrics. It will be appreciated that, in order to prevent the molded fan-shaped power core conductor 1 from loosening, a layer of tough, thin, lightweight nonwoven fabric is wrapped around the outer layer of the fan-shaped conductor as the insulation layer 2. The light non-woven fabrics of the outer wrapping layer of the cable core are used as wrapping belts 6, so that the position of the control wire core can be well fixed, and the whole cable core is more compact.
As a preferred embodiment, the power core insulating layer 4 is made of phenyl silicone rubber. The phenyl silicone rubber has excellent high and low temperature resistance.
As a preferred embodiment, the control wire core conductor 5 comprises a plurality of soft copper conductors stranded with each other, and the pitch diameter ratio of the stranding is 12 times or less. Specifically, the control wire core conductor 5 adopts a 6 th class ultra-soft copper conductor stranded shape conforming to the GB/T3956-2008 standard, the pitch diameter ratio of the control wire core conductor 5 stranded is not more than 12 times, and the outer diameter of a forming die during stranded is smaller than that of a finished product by 0.05mm, so that the stranded conductor is compact.
In a preferred embodiment, the filler layer 3 is made of kevlar. In order to stabilize the cable core structure, the appearance is round, and a filler material with Kevlar wire drawing or other equivalent materials is placed in the middle of the cable core to be used as the filler layer 3.
As a preferred embodiment, the material of the outer sheath 7 is one of neoprene and chlorinated polyethylene. The outer sheath 7 is extruded from modified neoprene or chlorinated polyethylene, so that the softness and low temperature resistance of the wire can be ensured. In order to improve the wear resistance, rat and termite resistance, water resistance and ultraviolet resistance of the outer sheath 7, a layer of polytetrafluoroethylene nylon material is extruded on the outer sheath 7 to serve as a protective layer 8.
As a preferred embodiment, the thickness of the outer sheath 7 is equal to or greater than the sum of the thicknesses of the protective layer 8 and the wrapping tape 6.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by persons skilled in the art that the above embodiments are not intended to limit the utility model in any way, and that all technical solutions obtained by means of equivalent substitutions or equivalent transformations fall within the scope of the utility model.
Claims (10)
1. A lightweight reel cable comprising:
the section of each power wire core conductor is fan-shaped, and the power wire core conductors extend along the central axis of the light drum cable and are sequentially distributed at intervals along the circumference of the central axis;
the isolating layers are respectively sleeved outside the corresponding power line core conductors;
the power wire core insulating layers are respectively sleeved outside the corresponding isolation layers;
the wrapping belt is sleeved outside the power wire core insulating layers;
the filling layer extends along the central axis to fill gaps of the power wire core insulating layers at the central splicing position;
the control wire core conductors are respectively arranged in gaps formed between the adjacent two power wire core insulating layers and the filling layer in a surrounding manner;
the outer sheath is sleeved outside the wrapping belt;
the protective layer is sleeved outside the outer sheath;
the angles of the sector sections of the power line core conductors are equal, and the angles of the sector sections of the power line core conductors are smaller than or equal to 120 degrees.
2. The lightweight drum cable of claim 1 wherein,
the ratio of the total cross section joint of the power wire core conductors to the cross section joint of the light drum cable is more than or equal to 0.25 and less than or equal to 0.5.
3. The lightweight reel electrical cable of claim 2 wherein,
the angle of the sector section of the power wire core conductors is equal to 120 degrees.
4. The lightweight drum cable of claim 1 wherein,
the power line core conductor comprises a plurality of power line copper foil wires which are mutually stranded.
5. The lightweight drum cable of claim 1 wherein,
the isolating layer and the wrapping belt are made of light non-woven fabrics.
6. The lightweight drum cable of claim 1 wherein,
the power line core insulating layer is made of phenyl silicone rubber.
7. The lightweight drum cable of claim 1 wherein,
the control wire core conductor comprises a plurality of soft copper conductors which are twisted with each other, and the pitch diameter ratio of twisting is less than or equal to 12 times.
8. The lightweight drum cable of claim 1 wherein,
the material of the filling layer is Kevlar wire drawing.
9. The lightweight drum cable of claim 1 wherein,
the thickness of the outer sheath is larger than or equal to the sum of the thicknesses of the protective layer and the wrapping tape.
10. The lightweight drum cable of claim 1 wherein,
the outer sheath is made of one of chloroprene rubber and chlorinated polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354212.4U CN219534094U (en) | 2023-02-17 | 2023-02-17 | Light reel cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354212.4U CN219534094U (en) | 2023-02-17 | 2023-02-17 | Light reel cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219534094U true CN219534094U (en) | 2023-08-15 |
Family
ID=87631006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320354212.4U Active CN219534094U (en) | 2023-02-17 | 2023-02-17 | Light reel cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219534094U (en) |
-
2023
- 2023-02-17 CN CN202320354212.4U patent/CN219534094U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |