CN210777882U - Novel circular cable of insulating copper core polyvinyl chloride - Google Patents

Abstract

The utility model discloses a novel insulating copper core polyvinyl chloride round cable, which comprises a sheath layer and an insulating layer, wherein the axis inside the sheath layer is provided with the insulating layer, the insulating layer is connected inside the sheath layer through sticking and sleeving, the sheath layer is connected with the insulating layer through sticking and sleeving, the axis inside the insulating layer is provided with a conductor, the conductor in the utility model consists of a structure of a plurality of conductors, and compared with a single solid conductor cable, the cable is softer, has smaller bending radius and can better meet the installation requirements of customers, moreover, the insulating layer adopts polyvinyl chloride which has better insulating property, good mechanical strength, simple and convenient extrusion molding, high breakdown strength, no influence of laying drop and the like, the sheath layer covers the part which plays a protective role on the outmost layer of the cable, and mainly plays a role of mechanical reinforcement and corrosion resistance, the cable insulation is protected from being damaged, and the requirements of various use conditions and environments are met.

Description

Novel circular cable of insulating copper core polyvinyl chloride

Technical Field

The utility model belongs to the technical field of the communication technology is relevant, concretely relates to novel circular cable of insulating copper core polyvinyl chloride.

Background

Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The insulated wire is composed of one or more insulated conducting cores in a sealed sheath. It may be coated with a protective coating for transmitting, distributing electrical energy or transmitting electrical signals. The difference between the cable and the common wire is mainly that the cable is large in size and complex in structure.

The existing circular cable technology has the following problems: when the existing round cable is installed and used, the phenomenon that the cable outgoing line is damaged due to external acting force can be caused, so that the cable needs to be well protected, but the protective sleeve on the outer side of the traditional cable is generally provided with a single layer, and the production process cannot well adapt to various environments.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel circular cable of insulating copper core polyvinyl chloride to solve the current circular cable mechanical strength who proposes in the above-mentioned background art not high and the inconvenient not high problem of corrosion protection effect simultaneously of shaping.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel circular cable of insulating copper core polyvinyl chloride, includes restrictive coating and insulating layer, the axle center department of the inside of restrictive coating is provided with the insulating layer, the insulating layer cup joints the inside of connecting at the restrictive coating through pasting, the restrictive coating cup joints with the insulating layer through pasting and is connected, the axle center department of the inside of insulating layer is provided with the conductor, the conductor is through cup jointing the inside of connecting at the insulating layer, the insulating layer is connected through cup jointing with the conductor, the conductor is provided with the filling layer with the inboard of insulating layer, the filling layer is fixed through filling with the insulating layer.

Preferably, the composition of restrictive coating is including oversheath, armor, inner sheath and band, the axle center department of the inside of oversheath is provided with the armor, the armor is connected through pasting with the oversheath, the inside of armor is provided with the inner sheath, the inner sheath is connected through pasting with the armor, the inside of inner sheath is provided with the band, the band is connected through pasting with the inner sheath, the restrictive coating is connected through cup jointing with the insulating layer through the band.

Preferably, the composition of conductor is including main part shielding layer, insulating main part layer, insulating shield, copper tape shielding layer and body, the inside on main part shielding layer is provided with insulating main part layer, the inside on insulating main part layer is provided with insulating shield, the inside on insulating shield is provided with copper tape shielding layer, copper tape shielding layer's inside is provided with the body, the conductor passes through main part shielding layer and is connected through pasting with the filling layer.

Preferably, the conductor is provided with three strands altogether, and three strands the conductor is the structure arrangement of delta font respectively, and three strands the shape size of conductor is all the same, and three strands the cross-sectional diameter of conductor is all the same.

Preferably, the sheath layer is of a hollow cylindrical structure, a waterproof protective film is coated on the outer surface end of the outer side of the sheath layer, and the thickness of the sheath layer is one point five centimeters.

Preferably, the main body shielding layer, the insulation main body layer, the insulation shielding layer, the copper strip shielding layer and the body are provided with ten layers, and the thickness of each of the main body shielding layer, the insulation main body layer, the insulation shielding layer, the copper strip shielding layer and the body is one millimeter.

Preferably, the outer sheath and the inner sheath are both of a cylindrical structure with a hollow interior, the diameter of the cross section of the outer sheath is larger than that of the cross section of the inner sheath, and the outer sheath and the inner sheath are made of the same material.

Preferably, the common characteristics of the main body shielding layer, the insulation shielding layer and the copper strip shielding layer are shielding effects, and the main body shielding layer, the insulation shielding layer and the copper strip shielding layer can better perform shielding effects under the common effects.

Compared with the prior art, the utility model provides a novel circular cable of insulating copper core polyvinyl chloride possesses following beneficial effect:

(1) the conductor in the utility model is composed of a structure of a plurality of conductors, and is softer relative to a single solid conductor cable, and the bending radius is smaller, so that the installation requirement of a customer can be satisfied, and the insulating layer adopts polyvinyl chloride to have better insulating property, good mechanical strength, simple and convenient extrusion molding, high breakdown strength, small dielectric coefficient, low dielectric loss tangent value, installation without the influence of laying drop and the like;

(2) the utility model discloses well restrictive coating is at the outmost part that plays the guard action of cable of cladding, mainly plays mechanical enhancement and corrosion protection, and the protection cable is insulating not receive the damage to satisfy the requirement of various service conditions and environment, thereby solved current circular cable mechanical strength not high and the inconvenient not high problem of corrosion protection simultaneously of shaping.

Drawings

Fig. 1 is a schematic view of the structure of the circular polyvinyl chloride cable of the present invention;

fig. 2 is a schematic structural view of the sheath layer of the present invention;

fig. 3 is a schematic view of the conductor structure of the present invention;

in the figure: 1. a sheath layer; 11. an outer sheath; 12. armoring; 13. an inner sheath; 14. wrapping belts; 2. an insulating layer; 3. a filling layer; 4. a conductor; 41. a main body shielding layer; 42. an insulating body layer; 43. an insulating shield layer; 44. a copper strip shielding layer; 45. a body.

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 novel insulating copper core polyvinyl chloride circular cable comprises a sheath layer 1 and an insulating layer 2, wherein the insulating layer 2 is arranged at the axis of the inside of the sheath layer 1, the insulating layer 2 is connected to the inside of the sheath layer 1 in a sticking and sleeving manner, the sheath layer 1 comprises an outer sheath 11, an armor 12, an inner sheath 13 and a wrapping tape 14, the armor 12 is arranged at the axis of the inside of the outer sheath 11, the armor 12 is connected with the outer sheath 11 in a sticking manner, the outer sheath 11 and the inner sheath 13 are both of a hollow cylinder structure, the cross-sectional diameter of the outer sheath 11 is larger than that of the inner sheath 13, so that the better sleeving of the cross-sectional diameter can be realized, the outer sheath 11 and the inner sheath 13 are made of the same material, the inner sheath 13 is arranged inside the armor 12, and through the arrangement of the inner sheath 13, the better protection can be realized under the common action, the inner sheath 13 is connected with the armor 12 by sticking, a wrapping tape 14 is arranged in the inner sheath 13, the wrapping tape 14 is connected with the inner sheath 13 by sticking, a sheath layer 1 is connected with an insulating layer 2 by sticking and sticking through the wrapping tape 14, the sheath layer 1 is connected with the insulating layer 2 by sticking and sleeving, the sheath layer 1 is of a hollow cylindrical structure, a waterproof protective film is coated on the outer surface end of the outer side of the sheath layer 1, so that better protection can be realized, the thickness of the sheath layer 1 is five centimeters, a conductor 4 is arranged at the axis center of the inner part of the insulating layer 2, the conductor 4 comprises a main body shielding layer 41, an insulating main body layer 42, an insulating shielding layer 43, a copper strip shielding layer 44 and a body 45, the main body shielding layer 42 is arranged in the main body shielding layer 41, the insulating layer 42, the insulating shielding layer 43, the copper strip shielding layer 44 and the body 45 are, therefore, the shielding effect can be more effective, the thickness of each of the ten main body shielding layers 41, the insulation main body layer 42, the insulation shielding layer 43, the copper strip shielding layer 44 and the body 45 is one millimeter, the insulation shielding layer 43 is arranged inside the insulation main body layer 42, the insulation shielding layer 43 is arranged, the better insulation effect can be realized by arranging the insulation shielding layer 43, the copper strip shielding layer 44 is arranged inside the insulation shielding layer 43, the body 45 is arranged inside the copper strip shielding layer 44, the conductor 4 is connected with the filling layer 3 through the main body shielding layer 41 in a sticking way, the common characteristics of the main body shielding layer 41, the insulation shielding layer 43 and the copper strip shielding layer 44 are the shielding effect, the better shielding effect can be realized, the common effects of the main body shielding layer 41, the insulation shielding layer 43 and the copper strip shielding layer 44 can be realized better shielding effect, conductor 4 is connected in insulating layer 2's inside through cup jointing, and insulating layer 2 is connected through cup jointing with conductor 4, and conductor 4 is provided with the triplex altogether, and triplex conductor 4 is article font structural arrangement respectively, and the shape and size of triplex conductor 4 is all the same to can be so that better conduct, the cross-sectional diameter of triplex conductor 4 is all the same, and conductor 4 is provided with filling layer 3 with insulating layer 2's inboard, and filling layer 3 is fixed through filling with insulating layer 2.

The utility model discloses a theory of operation and use flow: when the cable is to be produced and manufactured, firstly, the conductor 4 is subjected to wire drawing and annealing, then the conductor 4 is twisted and connected, then the insulating layer 2 is extruded and wrapped, then the filling layer 3 is arranged inside the insulating layer 2 and on the inner side of the conductor 4, so that better protection can be realized, finally, the sheath layer 1 is extruded and wrapped, so that the production and the manufacture of the cable are finished, finally, a produced finished product is inspected and packaged and delivered out of a factory, and the conductor 4 is composed of a plurality of split structures, so that the cable is softer and has smaller bending radius compared with a single solid conductor 4, and can meet the installation requirements of customers, and the insulating layer 2 adopts polyvinyl chloride, has better insulating property, good mechanical strength, simple and convenient extrusion molding, high breakdown strength, small dielectric coefficient and low dielectric loss tangent value, the installation does not receive the characteristics such as the influence of laying the drop, and sheath layer 1 is at the outermost part of the component that plays the guard action of cladding at the cable, mainly plays mechanical reinforcement and anticorrosive effect, and the protection cable is insulating not damaged to satisfy the requirement of various service conditions and environment, and under the common effect of insulating shield 43, copper tape shielding layer 44 and main part shielding layer 41, make the transmission of signal that carries on that conductor 4 can be better, just so accomplished the use of this cable.

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 (7)

1. The utility model provides a novel circular cable of insulating copper core polyvinyl chloride, includes restrictive coating (1) and insulating layer (2), its characterized in that: the axle center department of the inside of restrictive coating (1) is provided with insulating layer (2), insulating layer (2) cup joint the inside of connecting at restrictive coating (1) through pasting, restrictive coating (1) cup joints through pasting with insulating layer (2) and is connected, the axle center department of the inside of insulating layer (2) is provided with conductor (4), conductor (4) are through cup jointing the inside of connecting at insulating layer (2), insulating layer (2) are connected through cup jointing with conductor (4), conductor (4) are provided with filling layer (3) with the inboard of insulating layer (2), filling layer (3) are fixed through filling with insulating layer (2).

2. The novel circular cable with the insulated copper core and the polyvinyl chloride as claimed in claim 1, wherein: the utility model discloses a protective sheath, including the constitution of restrictive coating (1) including oversheath (11), armor (12), inner sheath (13) and band (14), the axle center department of the inside of oversheath (11) is provided with armor (12), armor (12) are connected through pasting with oversheath (11), the inside of armor (12) is provided with inner sheath (13), inner sheath (13) are connected through pasting with armor (12), the inside of inner sheath (13) is provided with band (14), band (14) are connected through pasting with inner sheath (13), restrictive coating (1) is connected through cup jointing with insulating layer (2) through band (14).

3. The novel circular cable with the insulated copper core and the polyvinyl chloride as claimed in claim 1, wherein: the composition of conductor (4) is including main part shielding layer (41), insulating main body layer (42), insulating shielding layer (43), copper tape shielding layer (44) and body (45), the inside of main part shielding layer (41) is provided with insulating main body layer (42), the inside of insulating main body layer (42) is provided with insulating shielding layer (43), the inside of insulating shielding layer (43) is provided with copper tape shielding layer (44), the inside of copper tape shielding layer (44) is provided with body (45), conductor (4) are connected through pasting through main part shielding layer (41) and filling layer (3).

4. The novel circular cable with the insulated copper core and the polyvinyl chloride as claimed in claim 1, wherein: conductor (4) are provided with the triplex altogether, the triplex conductor (4) are article font structure respectively and arrange, the triplex the shape and size of conductor (4) all the same, the triplex the cross-section diameter of conductor (4) all the same.

5. The novel circular cable with the insulated copper core and the polyvinyl chloride as claimed in claim 1, wherein: the protective sleeve is characterized in that the protective sleeve layer (1) is of a hollow cylindrical structure, a waterproof protective film is coated on the outer surface end of the outer side of the protective sleeve layer (1), and the thickness of the protective sleeve layer (1) is one point five centimeters.

6. The novel circular cable with the insulated copper core and the polyvinyl chloride as claimed in claim 3, wherein: the main body shielding layer (41), the insulation main body layer (42), the insulation shielding layer (43), the copper strip shielding layer (44) and the body (45) are provided with ten layers, the main body shielding layer (41), the insulation main body layer (42), the insulation shielding layer (43), the copper strip shielding layer (44) and the body (45) are provided with two layers, and the thickness of each layer inside the main body shielding layer (41), the insulation main body layer (42), the insulation shielding layer (43), the copper strip shielding layer (44) and the body (45) is one millimeter.

7. The novel circular cable with the insulated copper core and the polyvinyl chloride as claimed in claim 2, wherein: the outer sheath (11) and the inner sheath (13) are both of a cylindrical structure with a hollow interior, the diameter of the cross section of the outer sheath (11) is larger than that of the cross section of the inner sheath (13), and the outer sheath (11) and the inner sheath (13) are made of the same material.

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