CN211125135U

CN211125135U - Anti-aging cable

Info

Publication number: CN211125135U
Application number: CN202020209967.1U
Authority: CN
Inventors: 文桂华; 文志强
Original assignee: Hunan Mishuihe Cables Co ltd
Current assignee: Hunan Mishuihe Cables Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-07-28
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses an anti-aging cable, including conductor, hose and outer waterproof jacket of taking a breath, the conductor outside is provided with the inner sheath, the three hose of taking a breath that is the annular and distributes has been laid in the cavity between conductor and the inner sheath, be located the outside filling hole heat conduction filling layer of the hose of taking a breath between conductor and the inner sheath. The utility model discloses in, this anti-aging cable, the inside that is located the inner sheath in the outside of conductor is provided with the hose of taking a breath, small-size fan is connected to the one end of the hose of taking a breath, when using, to the hose circulation injection air that takes a breath, the heat of conductor can be absorbed to the air, then transmit away, guarantee that the high temperature phenomenon can not appear in the temperature of conductor, prevent that this anti-aging cable from being heated and accelerating ageing time, the hose of taking a breath has some elastic contraction ability again, when this anti-aging cable receives the extrusion, can protect through the hose elastic contraction that takes a breath, prevent that the conductor from receiving the extrusion damage.

Description

Anti-aging cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to an anti-aging 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, and the cable can be a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers for connecting circuits, electric appliances, etc., and the cables are classified into direct current cables and alternating current cables according to the system of the photovoltaic power station, and are classified as follows according to the use and use environment.

At present, the existing cable does not have the waterproof and ultraviolet-proof effects in the using process, the outer sheath is easy to age and overlook, and the fracture phenomenon is caused, so that the service life of the cable is influenced, and then the cable inner conductor generates heat to accelerate the aging speed of the cable, so that the requirement of a user cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-aging cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-aging cable comprises a conductor, a ventilation hose and an outer waterproof sleeve;

An inner sheath is arranged on the outer side of the conductor, three ventilation hoses distributed in an annular mode are laid in a cavity between the conductor and the inner sheath, and a heat-conducting filling layer of a filling hole on the outer side of each ventilation hose is arranged between the conductor and the inner sheath;

The inner sheath outside is provided with fire-retardant layer, fire-retardant layer outside has cup jointed the oversheath, the oversheath outside has cup jointed outer waterproof tube, and the spraying in outer waterproof tube outside has anti ultraviolet coating.

Preferably, the conductor comprises a conductive wire core, an inner shielding layer and an inner insulating layer, wherein the inner shielding layer is arranged on the outer side of the conductive wire core, and the inner insulating layer is arranged on the outer side of the inner shielding layer.

Preferably, a plurality of cross plastic support frames are arranged in the ventilation hose at equal intervals, and the interval between every two adjacent cross plastic support frames is 15-20 cm.

Preferably, the outer sheath has a thickness greater than the thickness of the flame retardant layer.

Preferably, the thickness of the flame retardant layer is equal to the thickness of the inner sheath.

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

1. The utility model discloses in, this anti-aging cable is provided with outer waterproof sleeve pipe in the outside of outer sheath, and the spraying has anti ultraviolet coating on the outer waterproof sleeve pipe, through outer waterproof sleeve pipe and anti ultraviolet coating's setting for this cable has anti ultraviolet and water-proof effects, improves its anti-aging effect, strengthens its life.

2. The utility model discloses in, this anti-aging cable, the inside that is located the inner sheath in the outside of conductor is provided with the hose of taking a breath, small-size fan is connected to the one end of the hose of taking a breath, when using, to the hose circulation injection air that takes a breath, the heat of conductor can be absorbed to the air, then transmit away, guarantee that the high temperature phenomenon can not appear in the temperature of conductor, prevent that this anti-aging cable from being heated and accelerating ageing time, the hose of taking a breath has some elastic contraction ability again, when this anti-aging cable receives the extrusion, can protect through the hose elastic contraction that takes a breath, prevent that the conductor from receiving the extrusion damage, the function of this anti-aging cable has further been increased, improve its result.

Drawings

Fig. 1 is a schematic structural diagram of an anti-aging cable according to the present invention;

Fig. 2 is a schematic structural diagram of a conductor of an anti-aging cable according to the present invention;

Fig. 3 is a schematic structural view of a ventilation hose of an anti-aging cable according to the present invention.

Illustration of the drawings:

1. A conductor; 11. a conductive wire core; 12. an inner shield layer; 13. an inner insulating layer; 2. a ventilation hose; 21. a cross plastic support frame; 3. an inner sheath; 4. a flame retardant layer; 5. a thermally conductive filler layer; 6. an outer sheath; 7. an outer waterproof sleeve; 8. and (3) an ultraviolet-proof coating.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, an anti-aging cable includes a conductor 1, a ventilation hose 2, and an outer waterproof jacket 7;

An inner sheath 3 is arranged on the outer side of the conductor 1, three ventilation hoses 2 distributed in an annular mode are laid in a cavity between the conductor 1 and the inner sheath 3, and a heat-conducting filling layer 5 is arranged between the conductor 1 and the inner sheath 3 and located at a filling hole on the outer side of the ventilation hose 2;

The outer side of the inner sheath 3 is provided with a flame-retardant layer 4, the outer sheath 6 is sleeved on the outer side of the flame-retardant layer 4, the outer waterproof sleeve 7 is sleeved on the outer side of the outer sheath 6, and the ultraviolet-proof coating 8 is sprayed on the outer side of the outer waterproof sleeve 7.

The conductor 1 is composed of a conductive wire core 11, an inner shielding layer 12 and an inner insulating layer 13, wherein the inner shielding layer 12 is arranged on the outer side of the conductive wire core 11, and the inner insulating layer 13 is arranged on the outer side of the inner shielding layer 12.

A plurality of cross plastic support frames 21 are arranged in the ventilation hose 2 at equal intervals, and the interval between every two adjacent cross plastic support frames 21 is 15-20 cm.

The thickness of the outer sheath 6 is greater than the thickness of the flame retardant layer 4, the thickness of the flame retardant layer 4 and the thickness of the inner sheath 3.

The working principle is as follows: when the anti-aging cable is used, firstly, an outer waterproof sleeve 7 is arranged outside an outer sheath 6, an ultraviolet-proof coating 8 is sprayed on the outer waterproof sleeve 7, the cable has ultraviolet-proof and waterproof effects through the arrangement of the outer waterproof sleeve 7 and the ultraviolet-proof coating 8, the anti-aging effect is improved, secondly, the anti-aging cable is provided with a ventilation hose 2 which is arranged inside an inner sheath 3 and outside a conductor 1, when the anti-aging cable is used, one end of the ventilation hose 2 is connected with a small fan, when the anti-aging cable is used, air is circularly injected into the ventilation hose 2, the air can absorb the heat of the conductor 1 and then is transmitted out, the temperature of the conductor 1 is ensured not to generate high temperature phenomenon, the anti-aging cable is prevented from being heated to accelerate aging time, and the ventilation hose 2 has a little elastic shrinkage capacity, when the anti-aging cable is extruded, the anti-aging cable can be protected through the, the conductor 1 is prevented from being damaged by the pressing.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An anti-aging cable is characterized by comprising a conductor (1), a ventilation hose (2) and an outer waterproof sleeve (7);

An inner sheath (3) is arranged on the outer side of the conductor (1), three air exchange hoses (2) distributed in an annular mode are laid in a cavity between the conductor (1) and the inner sheath (3), and a heat conduction filling layer (5) of an outer filling hole of each air exchange hose (2) is arranged between the conductor (1) and the inner sheath (3);

The inner sheath (3) outside is provided with fire-retardant layer (4), oversheath (6) have been cup jointed in fire-retardant layer (4) outside, outer waterproof jacket pipe (7) have been cup jointed in oversheath (6) outside, and outer waterproof jacket pipe (7) outside spraying has ultraviolet protection coating (8).

2. An anti-aging cable according to claim 1, characterized in that the conductor (1) is composed of a conductive core (11), an inner shield layer (12) and an inner insulation layer (13), the inner shield layer (12) is disposed outside the conductive core (11), and the inner insulation layer (13) is disposed outside the inner shield layer (12).

3. The anti-aging cable according to claim 1, wherein a plurality of cross-shaped plastic support frames (21) are arranged in the ventilation hose (2) at equal intervals, and the interval between every two adjacent cross-shaped plastic support frames (21) is 15-20 cm.

4. An anti-ageing cable according to claim 1, characterised in that the thickness of the outer sheath (6) is greater than the thickness of the flame-retardant layer (4).

5. An anti-aging cable according to claim 1, characterized in that the thickness of the flame retardant layer (4) is the same as the thickness of the inner sheath (3).