CN209747176U

CN209747176U - Tensile aerial cable

Info

Publication number: CN209747176U
Application number: CN201920660827.3U
Authority: CN
Inventors: 张建秀
Original assignee: Jiangsu Guanghui Cable Co Ltd
Current assignee: Jiangsu Guanghui Cable Co Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2019-12-06
Anticipated expiration: 2029-05-09

Abstract

The utility model discloses a tensile aerial cable, which comprises an electric core, wherein the outer side of the electric core is provided with a protective layer, the outer side of the protective layer is provided with a wrapping layer, a steel belt and a steel rope are arranged between the wrapping layer and the protective layer, an insulating layer is arranged on the outer side of the wrapping layer, a shielding layer is sleeved on the outer side of the insulating layer, a PVC sheathing layer is sleeved on the outer side of the shielding layer, grooves are uniformly formed on the steel belt, the number of the steel belt is two, the number of the steel rope is two, a buffer layer is filled between the wrapping layer and the protective layer, the utility model is provided with the steel belt and the steel rope, can play a role of tensile resistance, the outer side of the electric core with a multi-layer structure is provided with the protective layer, the outer side of the protective layer is provided with the wrapping layer, the outer side, fill around having the buffer layer between covering and the protective layer, can play the multilayer protection and strengthen the effect.

Description

Tensile aerial cable

Technical Field

The utility model relates to an aerial [ insulated ] cable technical field specifically is a tensile aerial [ insulated ] cable.

Background

Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation, but the existing overhead cable is reduced in strength and does not have tensile resistance, and therefore a tensile overhead cable is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile aerial [ insulated ] cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tensile aerial [ insulated ] cable, includes electric core, the outside of electric core is equipped with the protective layer, the outside of protective layer is equipped with around the covering, be equipped with steel band and steel cable around being equipped with between covering and the protective layer, be equipped with the insulating layer around the outside of covering, the outside cover of insulating layer has the shielding layer, the outside cover of shielding layer has the PVC restrictive coating, evenly set up flutedly on the steel band, the quantity of steel band is two, the quantity of steel cable is two, it has the buffer layer to fill around between covering and the protective layer.

The purpose that this set up is the utility model discloses have steel band and steel cable, can play the tensile effect, the outside that this cable has multilayer structure electricity core is equipped with the protective layer, and the outside of protective layer is equipped with around the covering, is equipped with the insulating layer around the outside of covering, and the outside cover of insulating layer has the shielding layer, and the outside cover of shielding layer has the PVC restrictive coating, has the buffer layer around packing between covering and the protective layer, can play multilayer protection and additional strengthening.

Preferably, the number of the battery cores is three, each battery core comprises a copper core, a rubber skin is sleeved outside each copper core, and a PVC sheath is sleeved outside each rubber skin.

Preferably, the protective layer is a steel wire armor body, and the protective layer is bonded with the buffer layer.

Preferably, the wrapping layer is a halogen-free low-smoke high-flame-retardant polyolefin layer body.

Preferably, the shielding layer is an aluminum-plastic composite shielding layer body.

Preferably, the buffer layer is a graphene layer body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses have steel band and steel cable, can play tensile effect, the outside that this cable has multilayer structure electricity core is equipped with the protective layer, and the outside of protective layer is equipped with around the covering, is equipped with the insulating layer around the outside of covering, and the outside cover of insulating layer has the shielding layer, and the outside cover of shielding layer has the PVC restrictive coating, has the buffer layer around packing between covering and the protective layer, can play multilayer protection and additional strengthening.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the steel belt of the present invention;

Fig. 3 is the electric core structure schematic diagram of the utility model.

In the figure: 1. a protective layer; 2. an electric core; 21. a copper core; 22. a rubber skin; 23. a PVC sheath; 3. a shielding layer; 4. a PVC jacket layer; 5. a steel belt; 6. wrapping a covering; 7. an insulating layer; 8. a buffer layer; 9. a groove; 10. a steel cord.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a tensile aerial [ insulated ] cable, includes electric core 2, the outside of electric core 2 is equipped with protective layer 1, the outside of protective layer 1 is equipped with around covering 6, be equipped with steel band 5 and steel cable 10 around between covering 6 and the protective layer 1, be equipped with insulating layer 7 around the outside of covering 6, the outside cover of insulating layer 7 has shielding layer 3, shielding layer 3's outside cover has PVC restrictive coating 4, evenly seted up recess 9 on steel band 5, the quantity of steel band 5 is two, the quantity of steel cable 10 is two, it has buffer layer 8 to fill around between covering 6 and the protective layer 1.

Specifically, the number of the battery cells 2 is three, each battery cell 2 comprises a copper core 21, a rubber skin 22 is sleeved outside the copper core 21, and a PVC sheath 23 is sleeved outside the rubber skin 22.

Specifically, the protective layer 1 is a steel wire armor body, and the protective layer 1 is bonded with the buffer layer 8.

Specifically, the wrapping layer 6 is a halogen-free low-smoke high-flame-retardant polyolefin layer body.

Specifically, the shielding layer 3 is an aluminum-plastic composite shielding layer body.

Specifically, the buffer layer 8 is a graphene layer.

Specifically, during the use, the utility model discloses have steel band 5 and steel cable 10, can play the effect of stretch-proofing, the outside that this cable has multilayer structure electricity core 2 is equipped with protective layer 1, and the outside of protective layer 1 is equipped with around covering 6, is equipped with insulating layer 7 around the outside of covering 6, and the outside cover of insulating layer 7 has shielding layer 3, and shielding layer 3's outside cover has PVC restrictive coating 4, has buffer layer 8 around packing between covering 6 and protective layer 1, can play multilayer protection and additional strengthening.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 aerial [ insulated ] cable, includes electric core (2), its characterized in that: the outside of electric core (2) is equipped with protective layer (1), the outside of protective layer (1) is equipped with around covering (6), be equipped with steel band (5) and steel cable (10) around between covering (6) and protective layer (1), the outside around covering (6) is equipped with insulating layer (7), the outside cover of insulating layer (7) has shielding layer (3), the outside cover of shielding layer (3) has PVC restrictive coating (4), evenly set up fluted (9) on steel band (5), the quantity of steel band (5) is two, the quantity of steel cable (10) is two, it has buffer layer (8) to fill between covering (6) and protective layer (1).

2. A tensile overhead cable according to claim 1, wherein: the quantity of electric core (2) is three, electric core (2) include copper core (21), the outside cover of copper core (21) has rubber skin (22), the outside cover of rubber skin (22) has PVC sheath (23).

3. a tensile overhead cable according to claim 1, wherein: the protective layer (1) is a steel wire armor body, and the protective layer (1) is bonded with the buffer layer (8).

4. a tensile overhead cable according to claim 1, wherein: the wrapping layer (6) is a halogen-free low-smoke high-flame-retardant polyolefin layer body.

5. A tensile overhead cable according to claim 1, wherein: the shielding layer (3) is an aluminum-plastic composite shielding layer body.

6. A tensile overhead cable according to claim 1, wherein: the buffer layer (8) is a graphene layer body.