CN215183225U - 37-core flame-retardant double-layer insulated home wire - Google Patents

Abstract

The utility model discloses a 37 fire-retardant double-deck insulating house ornamentation line of core, including first strengthening rib and interior protective sheath, the surface of first strengthening rib is provided with the metal and leads the core, the fixed cover in surface that the core was led to the metal is equipped with the first insulation cover, is provided with the second strengthening rib between two sets of adjacent first insulation covers, the fixed surface of interior protective sheath is connected with the third strengthening rib, fixed cover is equipped with outer protective sheath between the surface of interior protective sheath and third strengthening rib, the inner chamber of protective sheath is all located to first strengthening rib, metal lead core, first insulation cover and second strengthening rib. The utility model discloses a cooperation that sets up first strengthening rib, metal guide core, first insulation cover, second strengthening rib, interior protective sheath, third strengthening rib and outer protective sheath is used, has solved the shorter problem of current 37 core insulation house ornamentation line life, and this 37 core fire-retardant double-deck insulation house ornamentation line possesses long service life's advantage, is worth promoting.

Description

37-core flame-retardant double-layer insulated home wire

Technical Field

The utility model relates to an electric wire technical field specifically is 37 fire-retardant double-deck insulating house ornamentation lines of core.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and a coating layer, a total protective layer and an outer protective layer which may be respectively arranged on the insulated wire cores, wherein the cable also can be provided with an additional uninsulated conductor, the 37-core insulated home wire is relatively popular in the aspect of home power erection, the existing 37-core insulated home wire is relatively low in tensile strength, easy to deform and relatively poor in flame retardant effect, and therefore the existing 37-core insulated home wire is easily damaged, and the service life of the 37-core insulated home wire is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 37 fire-retardant double-deck insulation house ornamentation lines of core possesses long service life's advantage, has solved the shorter problem of current 37 core insulation house ornamentation lines life.

In order to achieve the above object, the utility model provides a following technical scheme: 37 fire-retardant double-deck insulating house ornamentation line of core, including first strengthening rib and interior protective sheath, the surface of first strengthening rib is provided with the metal and leads the core, the fixed cover in surface that the core was led to the metal is equipped with first insulation cover, is provided with the second strengthening rib between two sets of adjacent first insulation covers, the outer fixed surface of interior protective sheath is connected with the third strengthening rib, fixed cover is equipped with outer protective sheath between the surface of interior protective sheath and third strengthening rib.

Preferably, the first reinforcing rib, the metal guide core, the first insulating sleeve and the second reinforcing rib are all located in an inner cavity of the inner protective sleeve.

Preferably, the first reinforcing ribs, the metal guide cores, the first insulating sleeves and the second reinforcing ribs are wound with one another, and the number of the metal guide cores, the number of the first insulating sleeves and the number of the second reinforcing ribs are three.

Preferably, the inner protective sleeve comprises a second insulating layer, the outer surface fixing sleeve of the second insulating layer is provided with a reinforcing layer, the outer surface fixing sleeve of the reinforcing layer is provided with a flame-retardant layer, and the third reinforcing rib and the flame-retardant layer are of an integrally formed structure.

Preferably, the second insulating layer is made by the polyethylene material, the enhancement layer is made by the nylon wire, fire-retardant layer is made by low smoke and zero halogen polyethylene material.

Preferably, the first reinforcing rib is made of a mild steel wire, the metal conductive core is made of a copper wire, the first insulating layer is made of a polyethylene material, the second reinforcing rib is made of a nylon wire, and the outer protective sheath is made of a tin-plated mild steel wire mesh.

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

1. the utility model discloses a cooperation that sets up first strengthening rib, metal guide core, first insulation cover, second strengthening rib, interior protective sheath, third strengthening rib and outer protective sheath is used, has solved the shorter problem of current 37 core insulation house ornamentation line life, and this 37 core fire-retardant double-deck insulation house ornamentation line possesses long service life's advantage, is worth promoting.

2. The utility model increases the tensile strength of the home decoration line by arranging the first reinforcing rib and the second reinforcing rib, and avoids the phenomenon of excessive deformation;

the first insulating layer and the second insulating layer are arranged to play an insulating role;

the tensile strength of the home decoration line is increased by arranging the reinforcing layer;

the flame-retardant layer is arranged, so that the flame-retardant insulation effect is achieved;

by arranging the third reinforcing ribs, the tensile strength of the home decoration line is improved, meanwhile, the contact area between the surface of the flame-retardant layer and air is increased, and the heat dissipation efficiency is improved;

through setting up outer protective sheath, play the effect of protection inner structure, have good wearability, fire resistance and higher intensity.

Drawings

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

FIG. 2 is a front cross-sectional view of the inner protective sheath of the present invention;

fig. 3 is a left side view of the local structure of the present invention.

In the figure: the novel metal core comprises a first reinforcing rib 1, a metal guide core 2, a first insulating sleeve 3, a second reinforcing rib 4, an inner protective sleeve 5, a third reinforcing rib 6, an outer protective sleeve 7, a second insulating layer 8, a reinforcing layer 9 and a flame-retardant layer 10.

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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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.

The utility model provides a parts such as first strengthening rib 1, metal guide core 2, first insulating cover 3, second strengthening rib 4, interior protective sheath 5, third strengthening rib 6 and outer protective sheath 7 are the parts that general standard component or field technician know, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for field technician.

Referring to fig. 1-3, a 37-core flame-retardant double-layer insulated home wire comprises first reinforcing ribs 1 and an inner protective sleeve 5, wherein a metal guide core 2 is arranged on the outer surface of the first reinforcing rib 1, a first insulating sleeve 3 is fixedly sleeved on the surface of the metal guide core 2, a second reinforcing rib 4 is arranged between two adjacent groups of first insulating sleeves 3, a third reinforcing rib 6 is fixedly connected on the outer surface of the inner protective sleeve 5, and an outer protective sleeve 7 is fixedly sleeved between the outer surfaces of the inner protective sleeve 5 and the third reinforcing rib 6;

the first reinforcing rib 1, the metal guide core 2, the first insulating sleeve 3 and the second reinforcing rib 4 are all positioned in the inner cavity of the inner protective sleeve 5;

the first reinforcing ribs 1, the metal guide core 2, the first insulating sleeve 3 and the second reinforcing ribs 4 are wound with one another, and the number of the metal guide core 2, the number of the first insulating sleeve 3 and the number of the second reinforcing ribs 4 are three;

the inner protective sleeve 5 comprises a second insulating layer 8, a reinforcing layer 9 is fixedly sleeved on the outer surface of the second insulating layer 8, a flame-retardant layer 10 is fixedly sleeved on the outer surface of the reinforcing layer 9, and the third reinforcing rib 6 and the flame-retardant layer 10 are of an integrally formed structure;

the second insulating layer 8 is made of polyethylene material, the reinforcing layer 9 is made of nylon net, and the flame-retardant layer 10 is made of low-smoke halogen-free polyethylene material;

the first reinforcing rib 1 is made of a mild steel wire, the metal guide core 2 is made of a copper wire, the first insulating layer 3 is made of a polyethylene material, the second reinforcing rib 4 is made of a nylon wire, and the outer protective sleeve 7 is made of a tin-plated mild steel wire mesh;

the first reinforcing rib 1 and the second reinforcing rib 4 are arranged, so that the tensile strength of the home decoration line is increased, and the phenomenon of excessive deformation is avoided;

the first insulating layer 3 and the second insulating layer 8 are arranged to play an insulating role;

the tensile strength of the home decoration line is increased by arranging the reinforcing layer 9;

the flame-retardant layer 10 plays a role in flame retardance and insulation;

by arranging the third reinforcing ribs 6, the tensile strength of the home decoration line is improved, meanwhile, the contact area between the surface of the flame-retardant layer 10 and air is increased, and the heat dissipation efficiency is improved;

through setting up outer protective sheath 7, play the effect of protection inner structure, have good wearability, fire resistance and higher intensity.

In summary, the following steps: this fire-retardant double-deck insulating house ornamentation line of 37 cores is used through the cooperation that sets up first strengthening rib 1, metal guide core 2, first insulating cover 3, second strengthening rib 4, interior protective sheath 5, third strengthening rib 6 and outer protective sheath 7, has solved the short problem of current 37 core insulating house ornamentation line life.

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 (6)

1.37 fire-retardant double-deck insulating house ornamentation line of core, including first strengthening rib (1) and interior protective sheath (5), its characterized in that: the surface of first strengthening rib (1) is provided with metal and leads core (2), the fixed surface cover that the core (2) was led to the metal is equipped with first insulation cover (3), is provided with second strengthening rib (4) between two sets of adjacent first insulation cover (3), the fixed surface of interior protective sheath (5) is connected with third strengthening rib (6), the fixed cover is equipped with outer protective sheath (7) between the surface of interior protective sheath (5) and third strengthening rib (6).

2. The 37-core flame-retardant double-layer insulated home wire according to claim 1, wherein: the first reinforcing rib (1), the metal guide core (2), the first insulating sleeve (3) and the second reinforcing rib (4) are all located in an inner cavity of the inner protective sleeve (5).

3. The 37-core flame-retardant double-layer insulated home wire according to claim 1, wherein: the first reinforcing rib (1), the metal guide core (2), the first insulating sleeve (3) and the second reinforcing rib (4) are wound with one another, and the number of the metal guide core (2), the first insulating sleeve (3) and the second reinforcing rib (4) is three.

4. The 37-core flame-retardant double-layer insulated home wire according to claim 1, wherein: interior protective sheath (5) include second insulating layer (8), the fixed surface cover of second insulating layer (8) is equipped with enhancement layer (9), the fixed surface cover of enhancement layer (9) is equipped with fire-retardant layer (10), third strengthening rib (6) are the integrated into one piece structure with fire-retardant layer (10).

5. The 37-core flame-retardant double-layer insulated home wire according to claim 4, wherein: the second insulating layer (8) is made of polyethylene material, the reinforcing layer (9) is made of nylon net, and the flame-retardant layer (10) is made of low-smoke halogen-free polyethylene material.

6. The 37-core flame-retardant double-layer insulated home wire according to claim 4, wherein: the first reinforcing rib (1) is made of mild steel wires, the metal guide core (2) is made of copper wires, the first insulating sleeve (3) is made of polyethylene materials, the second reinforcing rib (4) is made of nylon wires, and the outer protective sleeve (7) is made of a tin-plated mild steel wire net.

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