CN214588070U - Medium-voltage reel cable - Google Patents
Medium-voltage reel cable Download PDFInfo
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- CN214588070U CN214588070U CN202121220227.9U CN202121220227U CN214588070U CN 214588070 U CN214588070 U CN 214588070U CN 202121220227 U CN202121220227 U CN 202121220227U CN 214588070 U CN214588070 U CN 214588070U
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Abstract
The medium-voltage reel cable comprises an outer protective layer with an annular cross section, wherein a power wire core group and a control wire core group are arranged in the outer protective layer, fillers are arranged in gaps in the outer protective layer, the power wire core group comprises three power wire cores, each power wire core comprises a power conductor, and an inner semi-conductive shielding layer, a power insulating layer, an outer semi-conductive shielding layer and a braided shielding layer are sequentially arranged outside each power conductor; the control conductor core group comprises a control conductor, and a control insulating layer is arranged outside the control conductor. The utility model discloses overall structure intensity is high, and the resistance to pressure is good, is difficult for appearing the phenomenon of distortion, broken string in the use, resistant external force extrusion, resistant crooked, and transmission signal is strong, and the normal work of equipment is guaranteed in the use that middling pressure reel cable can be stable for a long time.
Description
Technical Field
The utility model relates to a technical field of cable, concretely relates to middling pressure reel cable.
Background
Along with the rapid development of economy in China, various large-scale hoisting equipment and large-scale mobile equipment are put into production and use, the overall automation degree is high, the working efficiency is high, manpower and material resources are saved, the functions and the working environments of the equipment are various, the voltage grade of a reel cable adopted by the existing hoisting equipment is generally a low-voltage cable of 0.6/1kV or below, along with the rotary upgrading of a crane, the crane with large tonnage and high voltage grade is researched and used, higher requirements are provided for cables for electric and power transmission, the ordinary cable with low voltage grade cannot meet the requirements, the medium-voltage hoisting cable can be produced by transportation, but the voltage resistance of the existing medium-voltage hoisting cable is poor, and the medium-voltage reel cable is difficult to be used stably for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the medium-voltage reel cable solves the technical problems that the medium-voltage hoisting cable is poor in pressure resistance and the medium-voltage reel cable is difficult to use stably for a long time.
The utility model discloses the technical scheme who takes does:
the medium-voltage reel cable comprises an outer protective layer with an annular cross section, wherein a power wire core group and a control wire core group are arranged in the outer protective layer, fillers are arranged in gaps in the outer protective layer, the power wire core group comprises three power wire cores, each power wire core comprises a power conductor, and an inner semi-conductive shielding layer, a power insulating layer, an outer semi-conductive shielding layer and a braided shielding layer are sequentially arranged outside each power conductor; the control conductor core group comprises a control conductor, and a control insulating layer is arranged outside the control conductor.
The central connecting line of the cross sections of the three power wire cores is a regular triangle.
The control wire core group comprises four control wire cores, and the central connecting line of the cross sections of the four control wire cores is square.
The control core group is arranged at the interval between two power cores and the outer protective layer.
The center of the power wire core group is provided with a reinforced core.
The power conductor and the control conductor are both copper conductors.
The utility model discloses be equipped with power core group and control core group in the outer sheath, outer sheath inner space department all is equipped with the stopping, and power core group includes three power core, and power core includes the power conductor, and the power conductor is equipped with interior semiconductive shield layer, power insulating layer, outer semiconductive shield layer and woven shield layer outward in proper order; the control conductor core group includes the control conductor core, and the control conductor core includes the control conductor, and the control conductor is equipped with the control insulation layer outward, and overall structure intensity is high, and the resistance to pressure is good, is difficult for appearing the phenomenon of distortion, broken string in the use, resistant external force extrusion, resistant crooked, and transmission signal is strong, and the normal work of equipment is guaranteed in the use that medium voltage reel cable can be stable for a long time.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, the medium voltage reel cable comprises an outer protective layer 1 with an annular cross section, wherein a power wire core group and a control wire core group are arranged in the outer protective layer 1, filling materials 2 are arranged at the inner gaps of the outer protective layer 1, the power wire core group comprises three power wire cores, each power wire core comprises a power conductor 10, and an inner semi-conductive shielding layer 9, a power insulating layer 8, an outer semi-conductive shielding layer 7 and a braided shielding layer 6 are sequentially arranged outside the power conductor 10; the control conductor core group comprises a control conductor core, the control conductor core comprises a control conductor 4, and a control insulating layer 3 is arranged outside the control conductor 4.
The central connecting line of the cross sections of the three power wire cores is a regular triangle.
The control wire core group comprises four control wire cores, and the central connecting line of the cross sections of the four control wire cores is square.
The control core group is arranged at the interval between two power cores and the outer protective layer 1.
The center of the power wire core group is provided with a reinforced core 11 for enhancing the integral strength of the reel cable.
The power conductor 10 and the control conductor 4 are both copper conductors, and the signal transmission performance is good.
The utility model discloses be equipped with power core group and control core group in the well outer sheath 1, 1 inner gap department in outer sheath all is equipped with stopping 2, power core group includes three power core, power core includes power conductor 10, power conductor 10 is equipped with interior semiconduction shielding layer 9 outward in proper order, insulating layer 8, outer semiconduction shielding layer 7 and weave shielding layer 6, control core group includes the control core, the control core includes the control conductor, the control conductor is equipped with the control insulating layer outward, overall structure intensity is high, the resistance to pressure is good, be difficult for appearing distortion in the use, the phenomenon of broken string, resistant external force extrusion, it is crooked, transmission signal is strong, the use that middling pressure reel cable can be stable for a long time, guarantee the normal work of equipment.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (6)
1. Medium voltage reel cable, its characterized in that: the power cable comprises an outer protective layer with an annular cross section, wherein a power cable core group and a control cable core group are arranged in the outer protective layer, fillers are arranged in gaps in the outer protective layer, the power cable core group comprises three power cable cores, each power cable core comprises a power conductor, and an inner semi-conductive shielding layer, a power insulating layer, an outer semi-conductive shielding layer and a braided shielding layer are sequentially arranged outside each power conductor; the control conductor core group comprises a control conductor, and a control insulating layer is arranged outside the control conductor.
2. The medium voltage reel cable of claim 1, wherein: the central connecting line of the cross sections of the three power wire cores is a regular triangle.
3. The medium voltage reel cable of claim 1, wherein: the control wire core group comprises four control wire cores, and the central connecting line of the cross sections of the four control wire cores is square.
4. The medium voltage reel cable of claim 1, wherein: the control core group is arranged at the interval between two power cores and the outer protective layer.
5. The medium voltage reel cable of claim 1, wherein: the center of the power wire core group is provided with a reinforced core.
6. The medium voltage reel cable of claim 1, wherein: the power conductor and the control conductor are both copper conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121220227.9U CN214588070U (en) | 2021-06-02 | 2021-06-02 | Medium-voltage reel cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121220227.9U CN214588070U (en) | 2021-06-02 | 2021-06-02 | Medium-voltage reel cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214588070U true CN214588070U (en) | 2021-11-02 |
Family
ID=78363225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121220227.9U Active CN214588070U (en) | 2021-06-02 | 2021-06-02 | Medium-voltage reel cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214588070U (en) |
-
2021
- 2021-06-02 CN CN202121220227.9U patent/CN214588070U/en active Active
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