CN214588113U

CN214588113U - High strength resistance to compression cable

Info

Publication number: CN214588113U
Application number: CN202120442490.6U
Authority: CN
Inventors: 王林
Original assignee: Everest Cable Daming Co ltd
Current assignee: Everest Cable Daming Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-02
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a high strength compression cable, including the outer jacket, the outer jacket inboard is equipped with the flame retardant coating, and the flame retardant coating inboard is equipped with the buffer layer, is equipped with resistance to compression skeleton and sinle silk in the buffer layer, and the resistance to compression skeleton is the rice style of calligraphy, connects through the connecting plate between the adjacent tip of resistance to compression skeleton, is fixed with the arc arch on the terminal surface of connecting plate orientation flame retardant coating, and resistance to compression skeleton encloses into the chamber that holds that is used for holding the sinle silk with the connecting plate, and the sinle silk is arranged and is holding the intracavity. The utility model discloses a set up the resistance to compression skeleton, can improve the compressive capacity of cable, the sinle silk setting is in the inboard chamber that holds of resistance to compression skeleton, and the outside is filled the rubber that has buffer performance, receives external force and absorbs outside pressure through warping, improves the elasticity and the toughness of overall structure, and the arc arch can restrict the relative cable of sinle silk and wholly twist reverse, reduces the fracture damaged rate of sinle silk, has guaranteed the normal use of cable, improves the life of cable.

Description

High strength resistance to compression cable

Technical Field

The utility model relates to the technical field of cables, especially a high strength resistance to compression cable.

Background

The cable is a material used for electric power, communication and related transmission purposes, and at present, with the development of society, the number of cables used as transmission media is increased, and the requirements on the cables are higher and higher.

Some cables can be buried underground for the beauty of urban or rural environments, the existing cables are poor in pressure resistance and are easy to be damaged or broken by external pressure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a high strength resistance to compression cable has been designed.

Realize above-mentioned purpose the technical scheme of the utility model be, a high strength compression cable, including the outer jacket, the outer jacket inboard is equipped with the flame retardant coating, and the flame retardant coating inboard is equipped with the buffer layer, is equipped with resistance to compression skeleton and sinle silk in the buffer layer, and resistance to compression skeleton is the rice style of calligraphy, connects through the connecting plate between the adjacent tip of resistance to compression skeleton, and it is protruding that the connecting plate is fixed with the arc on the terminal surface of flame retardant coating, and resistance to compression skeleton encloses into the chamber that holds that is used for holding the sinle silk with the connecting plate, and the sinle silk is arranged and is holding the intracavity.

Preferably, the sinle silk includes conductor, shielding layer, aramid fiber tensile layer and interior sheath that sets gradually from inside to outside.

Preferably, the filling material in the buffer layer is rubber.

Preferably, the cross section of the accommodating cavity is triangular, and each accommodating cavity is internally provided with one wire core.

The utility model has the advantages that: through setting up the resistance to compression skeleton, can improve the compressive capacity of cable, the sinle silk setting is in the inboard chamber that holds of resistance to compression skeleton, and its outside is filled the rubber that has buffer performance, receives external force and absorbs outside pressure through warping, improves the elasticity and the toughness of whole structure, and the arc arch can restrict the relative cable of sinle silk and wholly twist reverse, reduces the fracture damaged rate of sinle silk, has guaranteed the normal use of cable, improves the life of cable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partial schematic view of the present invention;

FIG. 3 is a schematic diagram of the structure of a wire core;

in the figure, 1, an outer sheath; 2. a fire barrier layer; 3. a buffer layer; 4. a compression-resistant framework; 5. a wire core; 51. a conductor; 52. a shielding layer; 53. an aramid tensile layer; 54. an inner protective layer; 6. a connecting plate; 7. an arc-shaped bulge; 8. a receiving cavity.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-2: a high-strength compression-resistant cable comprises an outer protective layer 1, wherein the outer protective layer 1 is made of a halogen-free low-smoke flame-retardant polyethylene material, and has the advantages of good flame retardant property, good cracking resistance, excellent processing property and good compression resistance; the fireproof layer 2 is arranged on the inner side of the outer protective layer 1, and the fireproof layer 2 is a ceramic silicon rubber flame-retardant cloth belt and is good in fireproof capacity; 2 inboards of flame retardant coating are equipped with buffer layer 3, are equipped with resistance to compression skeleton 4 and sinle silk 5 in the buffer layer 3, and resistance to compression skeleton 4 is the rice style of calligraphy, connects through connecting plate 6 between the adjacent tip of resistance to compression skeleton 4, and connecting plate 6 is fixed with arc arch 7 on the terminal surface towards flame retardant coating 2, and resistance to compression skeleton 4 encloses into the chamber 8 that holds that is used for holding sinle silk 5 with connecting plate 6, and sinle silk 5 arranges in holding chamber 8. The compression-resistant framework 4 can bear larger pressure, the compression-resistant capacity of the cable can be improved, the wire core 5 is arranged in the accommodating cavity 8, and the buffering of the buffer layer 3 and the protection of the compression-resistant framework 4 can avoid direct extrusion by external force, so that the service life of the wire core 5 is prolonged; the arc-shaped protrusion 7 can limit the overall torsion of the compression-resistant framework 4 and the core 5 relative to the cable, reduce the breakage damage rate of the core 5, ensure the normal use of the cable and prolong the service life of the cable.

As shown in fig. 3, the wire core 5 includes a conductor 51, a shielding layer 52, an aramid fiber tensile layer 53, and an inner sheath layer 54, which are sequentially disposed from inside to outside. The conductor 51 is made of copper; the inner protective layer 54 is made of halogen-free low-smoke flame-retardant polyethylene material, and has good flame retardant property, cracking resistance and processing property;

the filling material in the buffer layer 3 is rubber. The rubber has good buffering performance, and absorbs external pressure through deformation when being subjected to external force, so that the elasticity and toughness of the whole structure are improved, and the cable is prevented from being easily broken.

As shown in fig. 1-2, the cross-section of the accommodating cavity 8 is triangular, the structure is stable, and each accommodating cavity 8 is internally provided with a wire core 5. The wire core 5 is arranged in the accommodating cavity 8 with the triangular space, so that good protection can be achieved, and the service life of the wire core 5 is prolonged.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a high strength compression cable, includes outer jacket (1), outer jacket (1) inboard is equipped with flame retardant coating (2), a serial communication port, flame retardant coating (2) inboard is equipped with buffer layer (3), is equipped with resistance to compression skeleton (4) and sinle silk (5) in buffer layer (3), and resistance to compression skeleton (4) are the rice style of calligraphy, connects through connecting plate (6) between the adjacent tip of resistance to compression skeleton (4), is fixed with arc arch (7) on connecting plate (6) towards the terminal surface of flame retardant coating (2), and resistance to compression skeleton (4) enclose chamber (8) that holds that is used for holding sinle silk (5) with connecting plate (6), and sinle silk (5) are arranged in holding chamber (8).

2. The high-strength compression-resistant cable according to claim 1, wherein the wire core (5) comprises a conductor (51), a shielding layer (52), an aramid fiber tensile layer (53) and an inner sheath layer (54) which are arranged in sequence from inside to outside.

3. A high strength crush resistant cable according to claim 1 wherein the filler material in the buffer layer (3) is rubber.

4. A high strength crush-resistant cable as claimed in claim 1, wherein the receiving cavities (8) are triangular in cross-section, and each receiving cavity (8) has a wire core (5) disposed therein.