CN218513210U

CN218513210U - Tensile cable

Info

Publication number: CN218513210U
Application number: CN202222845498.4U
Authority: CN
Inventors: 徐金椿
Original assignee: Gaoyou Jinguo Cable Material Factory Co ltd
Current assignee: Gaoyou Jinguo Cable Material Factory Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-02-21
Anticipated expiration: 2032-10-27

Abstract

The utility model relates to the field of cables, specifically disclose a tensile cable, including stranded cable core and center hawser, stranded cable core cooperation nylon rope twines around center hawser transposition and forms cable core group, and the outside of cable core group is equipped with internal insulation layer, outer shielding layer, outer insulating layer and oversheath in proper order, the embedding has steel strand wires in the outer insulating layer, steel strand wires are surrounding the outer insulating layer and are twined the setting, and steel strand wires are stranded and circumference distribution, the utility model discloses well cable core cooperation nylon rope twines and forms cable core group, has improved the tensile strength of cable through the embedded steel strand wires of center hawser and outer insulating layer, and the setting of steel strand wires has improved the cable when long-line is carried, and anti-tenesmus ability has improved the suspension performance of cable to adopt inside and outside double-layer insulating layer, play double-layer insulation protection, improved the interference killing feature of cable simultaneously.

Description

Tensile cable

Technical Field

The utility model relates to a cable field specifically is a tensile cable.

Background

The cable is a material used for electric power, communication and related transmission purposes, the tensile property of the cable is particularly important in the using process, the surface layer of the cable is corroded and aged to influence the tensile property of the cable when the cable is used for a long time under the influence of an external environment, the cable needs to be tightly pulled in long-line transmission, and the cable core is easy to break and crack under the condition that the tensile property is weakened, so that the service life of the cable is influenced.

SUMMERY OF THE UTILITY MODEL

To current problem, the utility model provides a tensile cable, cable core cooperation nylon rope twines and forms cable core group, has improved the tensile property of cable through the embedded steel strand wires of central hawser and outer insulating layer, and the setting of steel strand wires has simultaneously improved the cable when long-line is carried, and anti-falling ability has improved the suspension performance of cable to adopt inside and outside double-layer insulating layer, play double-deck insulation protection, improved the interference killing feature of cable, the problem that can put forward in the effectual solution background art.

In order to solve the problem, the utility model adopts the following technical scheme:

the utility model provides a tensile cable, includes stranded cable core and center hawser, and the stranded cable core cooperation nylon rope twines around center hawser transposition and forms the cable core group, and the outside of cable core group is equipped with internal insulation layer, outer shielding layer, external insulation layer and oversheath in proper order, the embedding has the steel strand wires in the external insulation layer, the steel strand wires are enclosing the winding setting of external insulation layer, and the steel strand wires are stranded and circumference distribution.

As a further aspect of the present invention: the cable core includes the conductor, the outside of conductor is equipped with inner sheath and internal shield layer in proper order.

As a further aspect of the present invention: the nylon rope is arranged between the adjacent cable cores.

As a further aspect of the present invention: the central cable is a steel stranded rope formed by stranding a plurality of steel wires.

As a further aspect of the present invention: be equipped with the heat conduction silica gel layer between cable core group and the internal insulation layer, cable core group cooperation heat conduction silica gel layer forms circular cross-section.

As the utility model discloses further scheme again: the inner insulating layer is a nylon layer.

As a further aspect of the present invention: the outer shielding layer is of a copper wire braided structure.

As a further aspect of the present invention: the outer side wall of the outer insulating layer is coated with a fireproof coating.

As a further aspect of the present invention: the outer insulating layer is of a nylon winding structure and comprises an inner winding layer and an outer winding layer, and the steel strand is arranged between the inner winding layer and the outer winding layer.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses well cable core cooperation nylon rope twines and forms cable core group, has improved the tensile strength of cable through the embedded steel strand wires of central hawser and external insulation layer, and the setting of steel strand wires has improved the cable when long-line is carried simultaneously, and anti tenesmus ability has improved the suspension performance of cable to adopt inside and outside double-layer insulation layer, play double-layer insulation protection, improved the interference killing feature of cable.

Drawings

FIG. 1 is a schematic cross-sectional view of an overall structure of a tensile cable;

fig. 2 is a schematic structural cross section of a cable core group in a tensile cable.

In the figure: 1. a cable core; 11. a conductor; 12. an inner sheath; 13. an inner shield layer; 2. a central cable; 3. a nylon cord; 4. a cable core group; 5. an inner insulating layer; 6. an outer shield layer; 7. an outer insulating layer; 8. an outer sheath; 9. steel strand wires; 10. there is a heat-conducting silica gel layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, this embodiment provides a tensile cable, including stranded cable core 1 and central hawser 2, stranded cable core 1 is cooperating nylon rope 3 and is twisted around central hawser 2 and twine and form cable core group 4, and the outside of cable core group 4 is equipped with inner insulating layer 5, outer shielding layer 6, outer insulating layer 7 and oversheath 8 in proper order, and inner insulating layer 7 is the nylon layer, and outer shielding layer 6 is the copper wire braided structure to in order to improve fire behavior, the lateral wall coating at outer insulating layer 7 has the fire protection coating, it has steel strand wires 9 to embed in outer insulating layer 7, specifically, outer insulating layer 7 is nylon winding structure and includes interior winding layer and outer winding layer, and steel strand wires 9 locates between interior winding layer and the outer winding layer, steel strand wires 9 is around outer insulating layer 7 winding setting, and steel strand wires 9 are stranded and circumference distribution.

Cable core 1 cooperation nylon cord 3 winding forms cable core group 4, has improved the tensile property of cable through central hawser 2 and the embedded steel strand wires 9 of outer insulating layer 7, and the setting of steel strand wires 9 has improved the cable and when long-line transport simultaneously, and anti-falling ability has improved the suspension performance of cable to adopt inside and outside double-deck insulating layer, play double-deck insulation protection, improved the interference killing feature of cable.

As shown in fig. 2, the cable core 1 includes a conductor 11, the outer side of the conductor 11 is provided with an inner sheath 12 and an inner shielding layer 13 in sequence, the inner sheath 12 is adopted to perform insulation protection on the conductor 11, and the inner shielding layer 13 is arranged to avoid influence between adjacent cable cores 1, when the cable is implemented specifically, the nylon rope 3 is arranged between adjacent cable cores 1, so that the multi-strand cable cores 1 are wound in a matching manner, the tensile strength of the cable core 1 is improved, meanwhile, the adjacent cable cores 1 are isolated from each other, friction between the cable cores 1 is avoided, and the purpose of protecting the cable cores 1 can be achieved.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and furthermore, the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tensile cable, its characterized in that includes stranded cable core and center hawser, and the cooperation of stranded cable core nylon rope twines around center hawser transposition and forms the cable core group, and the outside of cable core group is equipped with internal insulation layer, outer shielding layer, external insulation layer and oversheath in proper order, the embedding has the steel strand wires in the external insulation layer, the steel strand wires are surrounding the external insulation layer winding setting, and the steel strand wires are stranded and circumference distribution.

2. A tensile cable according to claim 1, wherein the cable core comprises a conductor, and an inner sheath and an inner shielding layer are sequentially arranged on the outer side of the conductor.

3. A tensile cable in accordance with claim 2, wherein said nylon cords are disposed between adjacent cable cores.

4. A tensile cable in accordance with claim 3, wherein said center wire is a steel strand stranded with a plurality of steel wires.

5. The tensile cable of claim 1, wherein a heat-conducting silica gel layer is disposed between the core assembly and the inner insulating layer, and the core assembly cooperates with the heat-conducting silica gel layer to form a circular cross section.

6. A tensile cable in accordance with claim 1, wherein said inner insulating layer is a nylon layer.

7. A tensile cable in accordance with claim 1, wherein said outer shielding layer is a braided copper wire structure.

8. A tensile cable in accordance with claim 1, wherein an outer side wall of said outer insulating layer is coated with a fire-resistant coating.

9. A tensile cable in accordance with any one of claims 1 to 8, wherein said outer insulating layer is of nylon-wrapped construction and comprises an inner wrapped layer and an outer wrapped layer, the steel strands being disposed between the inner and outer wrapped layers.