CN211427878U

CN211427878U - Light high-strength PVC cable

Info

Publication number: CN211427878U
Application number: CN201921227450.9U
Authority: CN
Inventors: 汪关才; 李成成
Original assignee: Suzhou Meiyu Polymer Materials Co ltd
Current assignee: Suzhou Meiyu Polymer Materials Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-09-04
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a PVC cable of light high strength, including outer lag, resistance to compression layer, cable wire, interior line, armor and filling layer, resistance to compression layer sets up in the inboard central position of lag, the armor sets up in the central position on resistance to compression layer, interior line sets up the inside with the armor, the filling layer is located the space between armor and the interior line. The utility model discloses the biggest beneficial effect is through the inoxidizing coating setting up to flat structure, can effectively improve the contact surface with water when marine use, and then increase buoyancy, reduce the gravity of cable, thereby improve its intensity and avoid the fracture, simultaneously when using aloft, wind-force is generally horizontal or slope, can effectively reduce the windage, avoid being blown by the wind and cut off, through setting up the compressive layer, this compressive layer is the triangle-shaped structure, improve compressive strength, through seting up a plurality of compressive holes in the outer protective sleeve week side, reduce the weight of cable in further improvement compressive strength, avoid self weight to cause the fracture greatly.

Description

Light high-strength PVC cable

Technical Field

The utility model relates to the technical field of cables, concretely relates to PVC cable of light high strength.

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. The cable includes power cable, compensation cable, shielding cable, light high-strength PVC cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single-strand or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like, and are respectively applied to different occasions.

The cross section of present cable is circular structure, and this kind of structure hangs when using in the air, and the windage is great, in the northwest area of the windy of china, and the condition that the cable is blown apart by the wind that appears long, increases the cost, brings inconvenience for the electric power department simultaneously, and when using as marine, the contact surface of circular cable and water is little, and buoyancy is little, and when cable length was big, gravity caused the fracture of cable greatly easily, also is not convenient for use, consequently is necessary to carry out design improvement to it.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a PVC cable of light high strength to solve the problem of proposing among the above-mentioned background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a PVC cable of light high strength, includes outer lag, anti-compression layer, cable wire, interior line, armor and filling layer, the resistance to compression layer sets up in the inboard central point of lag and puts, the armor sets up in the central point of anti-compression layer and puts, interior line setting and the inside of armor, the filling layer is located the space between armor and the interior line, a plurality of resistance to compression holes have been seted up to the inside week side of outer lag, the resistance to compression hole is the equilateral triangle structure.

Further, the quantity of interior line is 4 at least, interior line includes interior inoxidizing coating, shielding layer and sinle silk, the inboard of inoxidizing coating in the shielding layer is located to the shielding layer, the sinle silk sets up in the inboard of shielding layer.

Furthermore, the outer protection sleeve is of a flat structure, and the outer protection sleeve and the inner protection layer are both made of polyethylene materials.

Furthermore, the pressure-resistant layer is of a triangular structure and is made of an ABS resin material.

Further, the wire core is made of copper or aluminum material.

Further, the thickness of the armor layer is 0.1-0.25 cm.

Furthermore, the steel cable is formed by twisting a plurality of steel wire knobs.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this PVC cable of light high strength through setting up the inoxidizing coating into flat structure, can effectively improve the contact surface with water when marine use, and then increase buoyancy, reduces the gravity of cable to improve its intensity and avoid the fracture, when simultaneously using in the air, wind-force generally is horizontal or slope, can effectively reduce the windage, avoids being blown by the wind and cuts.

2. This PVC cable of light high strength, through setting up compressive layer, this compressive layer is the triangle-shaped structure, improves compressive strength, through set up a plurality of resistance to compression holes in outer protective sheath week side, reduces the weight of cable when further improving compressive strength, avoids self weight to cause the fracture greatly.

Drawings

Fig. 1 is an overall schematic view of a lightweight high-strength PVC cable according to the present invention;

FIG. 2 is an overall structure diagram of a light high-strength PVC cable of the present invention;

fig. 3 is the utility model relates to a line structure chart in PVC cable of light high strength.

In the figure: 1. an outer protective sleeve; 2. a pressure resistant layer; 3. a steel cord; 4. an internal line; 5. an armor layer; 6. a filling layer; 7. a compression-resistant hole; 401. a wire core; 402. a shielding layer; 403. and an inner protective 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.

Referring to fig. 1-3, the present invention provides a technical solution: a light high-strength PVC cable comprises an outer protective sleeve 1, a compression-resistant layer 2, a steel cable 3, an inner wire 4, an armor layer 5 and a filling layer 6, wherein the compression-resistant layer 2 is arranged at the central position of the inner side of the protective sleeve 1, the armor layer 5 is arranged at the central position of the compression-resistant layer 2, the inner wire 4 is arranged in the armor layer 5, the filling layer 6 is positioned in a gap between the armor layer 5 and the inner wire 4, a plurality of compression-resistant holes 7 are formed in the peripheral side of the inner side of the outer protective sleeve 1, the compression-resistant holes 7 are of an equilateral triangle structure, the number of the inner wires 4 is at least 4, the inner wire 4 comprises an inner protective layer 403, a shielding layer 402 and a wire core 401, the shielding layer 402 is arranged on the inner side of the inner protective layer 403, the wire core 401 is arranged on the inner side of the shielding layer 402, the outer protective sleeve 1 is of a flat structure, the outer protective sleeve 1 and the inner protective sleeve 403 are, the wire core 401 is made of copper or aluminum material, the thickness of the armor layer 5 is 0.1-0.25cm, and the steel cable 3 is formed by twisting a plurality of steel wire knobs.

The working principle is as follows: during the use, through setting up inoxidizing coating 1 into flat structure, can effectively improve the contact surface with water when marine use, and then increase buoyancy, reduce the gravity of cable, thereby improve its intensity and avoid the fracture, simultaneously when using aloft, wind-force is generally horizontal or slope, can effectively reduce the windage, avoid being blown by wind and cut, through setting up compressive layer 2, this compressive layer 2 is the triangle-shaped structure, improve compressive strength, establish a plurality of compressive holes 7 through opening at outer lag 1 interior week side, reduce the weight of cable when further improving compressive strength, avoid self weight to cause the fracture greatly.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PVC cable of light high strength, includes outer lag (1), resistance to compression layer (2), cable wire (3), interior line (4), armor (5) and filling layer (6), its characterized in that, resistance to compression layer (2) set up in the inboard central point of outer lag (1) and put, armor (5) set up in the central point of resistance to compression layer (2) and put, interior line (4) set up with the inside of armor (5), filling layer (6) are located the space between armor (5) and interior line (4), a plurality of resistance to compression holes (7) have been seted up to the inside week side of outer lag (1), resistance to compression hole (7) are the equilateral triangle structure.

2. A lightweight high strength PVC cable according to claim 1, wherein the number of the inner wires (4) is at least 4, the inner wires (4) comprise an inner protective layer (403), a shielding layer (402) and a wire core (401), the shielding layer (402) is disposed on the inner side of the inner protective layer (403), and the wire core (401) is disposed on the inner side of the shielding layer (402).

3. A lightweight high strength PVC cable according to any one of claims 1 or 2, wherein said outer protective sheath (1) is of flat construction, and said outer protective sheath (1) and inner protective sheath (403) are both made of polyethylene material.

4. A lightweight high strength PVC cable according to claim 1, wherein the pressure resistant layer (2) is of a triangular structure, and the pressure resistant layer (2) is made of ABS resin material.

5. A lightweight high strength PVC cable according to claim 2, wherein the core (401) is made of copper or aluminum material.

6. A lightweight high strength PVC cable according to claim 1, characterized in that the thickness of the armouring layer (5) is 0.1-0.25 cm.

7. A lightweight high strength PVC cable according to claim 1, characterized in that the steel cable (3) is twisted using a plurality of wire knobs.