CN218548004U - High-strength tensile photoelectric composite flexible reel high-voltage flexible cable for port power supply - Google Patents
High-strength tensile photoelectric composite flexible reel high-voltage flexible cable for port power supply Download PDFInfo
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- CN218548004U CN218548004U CN202222922546.5U CN202222922546U CN218548004U CN 218548004 U CN218548004 U CN 218548004U CN 202222922546 U CN202222922546 U CN 202222922546U CN 218548004 U CN218548004 U CN 218548004U
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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
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model relates to the technical field of electric wires and cables, in particular to a high-voltage flexible cable for a high-strength tensile photoelectric composite flexible winding drum for port power supply, which comprises a power wire core, a filling layer, an inner liner layer and an outer sheath, wherein more than two tensile cores are arranged on the outer side wall of the power wire core along the axial direction, and the outer parts of the power wire core and the tensile cores are extruded and wrapped with a coating layer, so that the tensile cores are fixed on the outer wall of the power wire core and distributed in a gap tangent between the wire cores; through setting up the tensile core that aramid fiber constitutes at every power core, make tensile core can play the effect of tensile protection to every independent power core to tensile core is set up in the space between the cable core, saves space, cooperates the outer tensile layer of compound cable core, can make the holistic stretch-proofing performance of cable strengthen, and protect every sinle silk, is applicable to the great sinle silk of weight, and the condition that reduces disconnected core takes place.
Description
Technical Field
The utility model relates to a wire and cable technical field particularly relates to harbour power supply is with high strength tensile photoelectricity composite flexible reel high pressure flexible cable.
Background
The reel cable is applied to a winding machine, a transport machine and a conveyor, the reel cable is wound and unwound along with the guidance of a dragging shaft or other similar devices, the cable usually requires a smaller bending radius in use and is a flexible moving cable used for supplying power or controlling connection in a frequent moving process, the reel cable not only needs flexibility, but also needs certain tensile property because the cable is in a large-length suspension state in the use process.
The existing reel cable is generally characterized in that a steel wire or a tensile fiber yarn is arranged in the middle of a cable core, and meanwhile, the tensile fiber yarn is woven between an inner sheath and an outer sheath, so that the cable integrally has certain tensile property, but the tensile fiber yarn arranged in the mode is not directly applied to each cable core, and when the weight of each cable core is heavier, the cable is wound in a long distance, and the phenomenon of core breakage still occurs.
Documents of the prior art:
patent documents: CN109448911A tensile reel cable
SUMMERY OF THE UTILITY MODEL
The utility model provides a harbour power supply is with high-pressure flexible cable for compound flexible reel of high strength tensile photoelectricity, include:
the power wire cores are arranged into three groups which are tangent in pairs and twisted with each other, and two groups of control wire cores and one group of optical fiber wire cores are twisted together in a tangent mode on the outer sides of every two power wire cores;
the filling layer is filled among the power wire core, the control wire core and the optical fiber wire core and is wrapped and fixed by the wrapping layer to form a composite cable core with a circular cross section;
the inner liner and the outer sheath are sequentially arranged on the outer side of the wrapping layer from inside to outside;
the outer side wall of the power wire core is provided with more than two tensile cores along the axial direction, and the outer parts of the power wire core and the tensile cores are extruded with coating layers, so that the tensile cores are fixed on the outer wall of the power wire core and distributed in gaps where the power wire core is tangent to the power wire core, the control wire core and the optical fiber wire core, and the tensile cores on the outer walls of the three groups of power wire cores are distributed in a central symmetry mode along the axial direction;
be equipped with the tensile layer between inner liner and the oversheath, the tensile layer is central symmetry along the axis and distributes on the lateral wall of inner liner, and by the oversheath is crowded package.
Preferably, each of the tensile cores arranged on the outer wall of the power wire core is two groups, the tensile cores are distributed on one side, close to the control wire core or the optical fiber wire core, of the outer wall of the power wire core, and the tensile cores are symmetrically distributed on two sides of the control wire core or the optical fiber wire core.
Preferably, the tensile core comprises a plurality of aramid fiber twisted and woven aramid filaments.
Preferably, the diameter of the tensile core is set to be 4mm to 6mm.
Preferably, the thickness of the clad layer is set to be 1/3 to 1/2 of the diameter of the tensile core.
Preferably, the tensile layer includes that the stranded is in around the package the aramid fiber rope in the inner liner outside, every aramid fiber rope all includes the aramid fiber line that the transposition was woven more than three groups.
Preferably, the tensile layer includes that the cladding is woven to the stranded cladding is in the aramid fiber rope in the inner liner outside, every aramid fiber rope all includes the aramid fiber line that the transposition was woven more than three groups.
Preferably, the filler layer comprises glass fibre filler rope.
Preferably, the wrapping layer comprises a mica tape or a glass fiber tape.
Preferably, the power line core comprises a plurality of stranded conductor cores, and a conductor shielding layer, an insulating shielding layer and a sheath layer which are sequentially extruded and wrapped on the outer sides of the conductor cores from inside to outside.
Compared with the prior art, the utility model discloses a harbour power supply lies in with high-pressure flexible cable for compound flexible reel of high strength tensile photoelectricity with showing of advantage:
the utility model discloses a high-pressure flexible cable is used to harbour power supply high strength tensile photoelectricity composite flexible reel is through setting up the tensile core that aramid fiber constitutes at every power core, make the tensile core can play the effect of tensile protection to every independent power core, and the tensile core is set up in the space between the cable core, and save space, the outer tensile layer of cooperation composite cable core, can make the holistic tensile property of cable strengthen, and protect every sinle silk, be applicable to the great sinle silk of weight, the condition that reduces disconnected core takes place.
Drawings
Fig. 1 is the embodiment of the utility model provides a high-pressure flexible cable is used to compound flexible reel of high strength tensile photoelectricity for port power supply's sectional structure schematic diagram.
Fig. 2 is a schematic perspective view of the high-voltage flexible cable for the high-strength tensile photoelectric composite flexible reel for port power supply in embodiment 1 of the present invention.
Fig. 3 is a schematic view of a layer structure of a high-voltage flexible cable for a high-strength tensile photoelectric composite flexible reel for supplying power to a port, which is shown in embodiment 2 of the present invention.
Fig. 4 is the power core, the tensile core and the coating layer structure sketch map in the high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply of the embodiment of the utility model.
Detailed Description
For a better understanding of the technical aspects of the present invention, specific embodiments are described below in conjunction with the appended drawings.
The existing reel cable is generally characterized in that a steel wire or a tensile fiber wire is arranged in the middle of a cable core, and the tensile fiber wire is woven between an inner sheath and an outer sheath, so that the cable has certain tensile property integrally, but the tensile fiber arranged in the mode is not directly applied to each wire core, when the weight of each wire core is heavier, for example, a high-voltage flexible cable needs a conductor core with higher current-carrying capacity, the diameter and the weight of the corresponding conductor core can be increased, the tensile force applied to the cable core by the woven tensile fiber wire arranged on the outer layer of the composite cable core is relatively small, and the phenomenon of core breakage can still occur under the long-time long-distance winding of the cable.
It is shown in combination with fig. 1 that the utility model discloses high-voltage flexible cable is used to harbour power supply high strength tensile photoelectricity composite flexible reel, include power core 1, control core 4, optical fiber core 5, filling layer 6, around covering 7, inner liner 8 and oversheath 10.
The power wire cores 1 are arranged into a plurality of groups which are tangent to each other and twisted with each other, and 3 groups are illustrated in the figure as an example. Two groups of control wire cores 4 and a group of optical fiber wire cores 5 are twisted together in a tangent mode at the outer sides of every two power wire cores 1.
As shown in fig. 4, in a specific embodiment, the power line core 1 includes a plurality of stranded conductor cores 11, and a conductor shielding layer 12, an insulating layer 13, an insulating shielding layer 14 and a sheath layer 15 sequentially extruded from inside to outside on the outer side of the conductor cores 11.
The conductor core 11 is formed by twisting annealed soft copper wires in a standard twisting mode of 1+6+12+18, the conductor shielding layer 12, the insulating layer 13 and the insulating shielding layer 14 are extruded on the outer side of the conductor core 11 in a three-layer co-extrusion mode, and the crosslinked polyethylene plastic layer is extruded on the outermost side to form the sheath layer 15.
The control wire core 4 comprises a plurality of groups of twisted pairs with insulation, the outer part is coated with a copper braid layer and a copper foil to play a role in shielding, and the outermost side is extruded with a polyethylene insulation layer.
The optical fiber core 5 comprises a steel wire reinforced core arranged at the center, a plurality of groups of optical fiber cores are stranded outside the optical fiber core, and a polyethylene inner sheath water-blocking paste and a polyethylene outer sheath are arranged outside the optical fiber core from inside to outside.
Furthermore, more than two tensile cores 2 are arranged on the outer side wall of the power wire core 1 along the axial direction.
The combination is shown in the figure, the coating layer 3 is wrapped outside the power wire core 1 and the tensile core 2 in an extruding mode, so that the tensile core 2 is fixed on the outer wall of the power wire core 1 and is distributed in the gaps where the power wire core 1 is tangent to the power wire core 1, the control wire core 4 and the optical fiber wire core 5, and the tensile cores 2 on the outer walls of the three groups of power wire cores 1 are distributed in a central symmetry mode along the axis direction.
In a preferred embodiment, as shown in fig. 1 and 3, the tensile cores 2 of the outer wall of each power line core 1 are arranged in two groups, and are distributed on one side of the outer wall of the power line core 1 close to the control line core 4 or the optical fiber core 5, and the two groups of tensile cores 2 are symmetrically distributed on two sides of the control line core 4 or the optical fiber core 5.
So, every power core 1's outer wall all sets up a set of tensile core 2, and tensile core 2 can play the effect of tensile protection to every power core 1 to tensile core 2 is set up in the space between the cable core, saves space, can make the cable body external diameter reduce, makes the cable whole compacter.
Specifically, tensile core 2 includes the aramid fiber silk that stranded aramid fiber intertwisted and woven, and tensile core 2's diameter sets up to 4mm ~6mm, and coating 3 adopts the crowded package of polyurethane flexible plastic to form, and the thickness of coating 3 sets up to 1/3~1/2 of 2 diameters of tensile core, can fasten the outer wall of electric power sinle silk 1 with tensile core 2.
So, make electric power sinle silk 1 whole have tensile effect, three group electric power sinle silks 1 transposition backs each other, under the condition that whole external diameter does not increase, compromise flexibility and tensile strength.
Furthermore, the filling layer 6 is filled among the power wire core 1, the control wire core 4 and the optical fiber wire core 5 and is wrapped by the wrapping layer 7 to form a composite cable core with a circular cross section.
In a specific embodiment, the filling layer 6 adopts a composite filling structure of glass fiber filling ropes and elastic filling ropes, and the wrapping layer 7 adopts mica tapes or glass fiber tapes, so that the composite cable core wrapped by the wrapping layer 7 is more compact in structure and has radial compression resistance, and meanwhile, the composite cable core has certain bending resistance and torsion resistance due to the filling of the elastic filling ropes.
Further, inner liner 8 and oversheath 10 from interior to exterior set gradually in the outside around covering 7, are equipped with tensile layer 9 between inner liner 8 and the oversheath 10, and tensile layer 9 is central symmetry along the axis and distributes on inner liner 8's lateral wall to by the crowded package of oversheath 10, wherein inner liner 8 adopts the crowded package of polyurethane flexible plastic to form, and tensile layer 9 adopts the crowded package of polyurethane wear-resisting plastics to form.
Example 1 of structural tensile layer
As shown in fig. 2, in an optional embodiment, the tensile layer 9 includes a plurality of strands of aramid fiber ropes wrapped outside the inner liner layer 8, each strand of aramid fiber rope includes more than three groups of twisted and woven aramid fiber wires, and the plurality of strands of the tensile layer 9 formed by the wrapped aramid fiber wires can play a tensile role in the whole composite cable core.
Example 2 of structural tensile layer
As shown in fig. 3, in a preferred embodiment, the tensile layer 9 includes a plurality of strands of aramid fiber ropes braided and coated outside the inner liner 8, each strand of aramid fiber rope includes more than three groups of twisted and braided aramid fiber wires, and the tensile layer 9 formed by the aramid fiber wires is arranged outside the composite cable core in a cross-braiding manner, so that a good tensile and anti-twisting effect can be achieved on the composite cable core.
Combine above embodiment, through setting up tensile core 2 that aramid fiber constitutes at every power core 1, make tensile core 2 can play the effect of tensile protection to every independent power core 1, and tensile core 2 is set up in the space between the cable core, save space, the outer tensile layer 9 of compound cable core of cooperation, can make the holistic tensile resistance of cable strengthen, and protect every sinle silk, be applicable to the great sinle silk of weight, the condition that the core is broken in the reduction takes place.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.
Claims (10)
1. The utility model provides a harbour power supply is with high-voltage flexible cable for compound flexible reel of high strength tensile photoelectricity which characterized in that includes:
the power cable cores (1) are arranged into three groups which are tangent to each other in pairs and are mutually twisted, and two groups of control cable cores (4) and one group of optical fiber cable cores (5) are twisted on the outer sides of every two power cable cores (1) in a tangent way;
the filling layer (6) is filled among the power wire core (1), the control wire core (4) and the optical fiber wire core (5) and is wrapped and fixed by the wrapping layer (7) to form a composite cable core with a circular section;
the inner liner layer (8) and the outer sheath (10) are sequentially arranged on the outer side of the wrapping layer (7) from inside to outside;
more than two tensile cores (2) are arranged on the outer side wall of the power wire core (1) along the axial direction; the outer parts of the power wire cores (1) and the tensile cores (2) are extruded with coating layers (3), so that the tensile cores (2) are fixed on the outer wall of the power wire cores (1) and distributed in gaps where the power wire cores (1) are tangent to the power wire cores (1), the control wire cores (4) and the optical fiber wire cores (5), and the tensile cores (2) on the outer walls of the three groups of power wire cores (1) are distributed in a central symmetry mode along the axis direction;
be equipped with tensile layer (9) between inner liner (8) and oversheath (10), tensile layer (9) are central symmetry along the axis and distribute on the lateral wall of inner liner (8), and by oversheath (10) crowded package.
2. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply according to claim 1, wherein the tensile cores (2) on the outer wall of each power core (1) are arranged in two groups and distributed on one side, close to the control core (4) or the optical fiber core (5), of the outer wall of each power core (1), and the two groups of tensile cores (2) are symmetrically distributed on two sides of the control core (4) or the optical fiber core (5).
3. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply as claimed in claim 2, wherein the tensile core (2) comprises a plurality of aramid fiber stranded braided aramid filaments.
4. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for port power supply according to claim 1, wherein the diameter of the tensile core (2) is set to be 4-6 mm.
5. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for port power supply according to claim 1, wherein the thickness of the coating layer (3) is set to be 1/3 to 1/2 of the diameter of the tensile core (2).
6. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply as claimed in claim 1, wherein the tensile layer (9) comprises a plurality of aramid ropes wrapped on the outer side of the inner liner (8), and each aramid rope comprises more than three twisted and woven aramid wires.
7. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply as claimed in claim 1, wherein the tensile layer (9) comprises a plurality of strands of aramid fiber ropes braided and coated on the outer side of the inner liner layer (8), and each strand of aramid fiber rope comprises more than three groups of twisted and braided aramid fiber wires.
8. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible reel for port power supply as claimed in claim 1, wherein the filling layer (6) comprises glass fiber filling ropes.
9. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply according to claim 1, wherein the wrapping layer (7) comprises a mica tape or a glass fiber tape.
10. The high-voltage flexible cable for the high-strength tensile photoelectric composite flexible winding drum for the port power supply according to any one of claims 1 to 9, wherein the power wire core (1) comprises a conductor core (11) formed by twisting a plurality of strands, and a conductor shielding layer (12), an insulating layer (13), an insulating shielding layer (14) and a sheath layer (15) which are sequentially extruded and wrapped on the outer side of the conductor core (11) from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222922546.5U CN218548004U (en) | 2022-11-03 | 2022-11-03 | High-strength tensile photoelectric composite flexible reel high-voltage flexible cable for port power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222922546.5U CN218548004U (en) | 2022-11-03 | 2022-11-03 | High-strength tensile photoelectric composite flexible reel high-voltage flexible cable for port power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218548004U true CN218548004U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222922546.5U Active CN218548004U (en) | 2022-11-03 | 2022-11-03 | High-strength tensile photoelectric composite flexible reel high-voltage flexible cable for port power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218548004U (en) |
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2022
- 2022-11-03 CN CN202222922546.5U patent/CN218548004U/en active Active
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