CN211929144U - Anti-fatigue communication cable - Google Patents

Abstract

The utility model discloses an antifatigue communication cable, including the sinle silk conductor, the surface of sinle silk conductor is provided with the inner sheath, the inner sheath includes the soft insulating layer of PE, one side that the sinle silk conductor was kept away from to the inner sheath is provided with the polyester area, one side that the inner sheath was kept away from in the polyester area is provided with the inoxidizing coating, one side that the polyester area was kept away from to the inoxidizing coating is provided with the oversheath, the oversheath includes the aramid fiber layer, one side that the oversheath was kept away from to the aramid fiber layer is provided with special butyronitrile combined material layer, one side that aramid fiber layer was kept away. The utility model discloses a set up mutually supporting of sinle silk conductor, inner sheath, polyester area, inoxidizing coating and oversheath, reached the advantage that fatigue resistance can be good, can not influence the result of use of communication cable, can satisfy user's demand, prolonged the life of communication cable.

Description

Anti-fatigue communication cable

Technical Field

The utility model relates to a communication cable technical field specifically is an antifatigue communication cable.

Background

The communication cable is a cable for transmitting telephone, telegraph, facsimile document, television and radio program, data and other electric signals, and is formed by twisting more than one pair of mutually insulated conducting wires.

Present current communication cable, fatigue resistance can be poor, can influence communication cable's result of use, can't satisfy user's demand, has shortened communication cable's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antifatigue communication cable possesses the advantage that fatigue resistance can be good, has solved the poor problem of current communication cable fatigue resistance ability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an antifatigue communication cable, includes the sinle silk conductor, the surface of sinle silk conductor is provided with the inner sheath, one side that the sinle silk conductor was kept away from to the inner sheath is provided with the polyester area, one side that the inner sheath was kept away from in the polyester area is provided with the inoxidizing coating, one side that the polyester area was kept away from to the inoxidizing coating is provided with the oversheath, the oversheath includes the aramid fiber layer, one side that the oversheath was kept away from on the aramid fiber layer is provided with special butyronitrile composite material layer, one side that aramid fiber layer was.

Preferably, the inner sheath comprises a PE soft insulating layer, and a polyvinyl chloride sheath is arranged on one side, away from the inner sheath, of the PE soft insulating layer.

Preferably, the protective layer comprises a copper wire woven layer, and an electromagnetic shielding layer is arranged on one side, away from the protective layer, of the copper wire woven layer.

Preferably, the thickness of the PE flexible insulating layer is the same as that of the polyvinyl chloride sheath, and the thickness of the polyvinyl chloride sheath is the same as that of the polyethylene sheath.

Preferably, the outer surface of the core conductor is in contact with the inner cavity of the inner sheath, the outer surface of the inner sheath is in contact with the inner cavity of the polyester tape, the outer surface of the polyester tape is in contact with the inner cavity of the protective layer, and the outer surface of the protective layer is in contact with the inner cavity of the outer sheath.

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

1. the utility model discloses a set up mutually supporting of sinle silk conductor, inner sheath, polyester area, inoxidizing coating and oversheath, reached the advantage that fatigue resistance can be good, can not influence the result of use of communication cable, can satisfy user's demand, prolonged the life of communication cable.

2. The utility model discloses a set up the inner sheath, can be able to bear or endure the erosion of most of acid-base, the hydroscopicity is little, still can keep the compliance when low temperature, electric insulation nature is high, high temperature resistant effect has been played to the communication cable, the electric insulation line performance of communication cable has still been increased simultaneously, through setting up the inoxidizing coating, the effect of communication cable mechanical strength has been increased, bending property is better, it is big still to have communication capacity simultaneously, transmission stability is high, the security is good, receive advantages such as natural condition and external disturbance influence less, through setting up the oversheath, the super high strength has, high modulus and high temperature, acid and alkali resistance, good performances such as light in weight, good insulating nature and ageing resistance still have, the fatigue resistance ability of communication cable has been increased, the life of communication cable has been prolonged.

Drawings

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

FIG. 2 is a sectional view of the inner sheath structure of the present invention;

FIG. 3 is a sectional view of the protective layer structure of the present invention;

fig. 4 is a sectional view of the structure of the outer sheath of the present invention.

In the figure: 1. a core conductor; 2. an inner sheath; 21. a PE flexible insulating layer; 22. a polyvinyl chloride sheath; 3. a polyester tape; 4. a protective layer; 41. a copper wire braid layer; 42. an electromagnetic shielding layer; 5. an outer sheath; 51. an aramid fiber layer; 52. a special butyronitrile composite material layer; 53. a polyethylene jacket.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the utility model is usually placed when in use, and are used for convenience of description and simplification of description, but do not refer to 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. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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. 1-4, an anti-fatigue communication cable includes a core conductor 1, an outer surface of the core conductor 1 contacts with an inner cavity of an inner sheath 2, an outer surface of the inner sheath 2 contacts with an inner cavity of a polyester tape 3, an outer surface of the polyester tape 3 contacts with an inner cavity of a protection layer 4, an outer surface of the protection layer 4 contacts with an inner cavity of an outer sheath 5, the inner sheath 2 is disposed on the outer surface of the core conductor 1, the inner sheath 2 can resist most of the erosion of acid and alkali, has low water absorption, can maintain flexibility at low temperature, has high electrical insulation, has high temperature resistance to the communication cable, and increases the electrical insulation performance of the communication cable, the inner sheath 2 includes a PE soft insulation layer 21, the thickness of the PE soft insulation layer 21 is the same as that of a polyvinyl chloride sheath 22, and the thickness of the polyvinyl chloride sheath 22 is the same as that of the polyethylene sheath 53, the side of the PE soft insulating layer 21, which is far away from the inner sheath 2, is provided with the polyvinyl chloride sheath 22, the side of the inner sheath 2, which is far away from the core conductor 1, is provided with the polyester tape 3, the side of the polyester tape 3, which is far away from the inner sheath 2, is provided with the protective layer 4, the effect of the mechanical strength of the communication cable is increased by arranging the protective layer 4, the bending performance is better, meanwhile, the communication cable has the advantages of large communication capacity, high transmission stability, good confidentiality, little influence of natural conditions and external interference and the like, the protective layer 4 comprises a copper wire woven layer 41, one side of the copper wire woven layer 41, which is far away from the protective layer 4, is provided with the electromagnetic shielding layer 42, one side of the protective layer 4, which is far away from the polyester tape 3, and by arranging the outer sheath 5, the communication cable has the excellent, the life of communication cable has been prolonged, oversheath 5 includes aramid fiber layer 51, one side that aramid fiber layer 51 kept away from oversheath 5 is provided with special butyronitrile composite layer 52, one side that aramid fiber layer 51 was kept away from to special butyronitrile composite layer 52 is provided with polyethylene sheath 53, through setting up sinle silk conductor 1, inner sheath 2, polyester tape 3, the mutually supporting of inoxidizing coating 4 and oversheath 5, the advantage that the fatigue resistance can be good has been reached, can not influence communication cable's result of use, can satisfy user's demand, communication cable's life has been prolonged.

When in use, the inner sheath 2, the PE soft insulating layer 21 and the polyvinyl chloride sheath 22 are arranged, most of corrosion of acid and alkali can be resisted, the water absorption is small, the flexibility can be still kept at low temperature, the electric insulation property is high, the high temperature resistance effect is realized on a communication cable, the electric insulation performance of the communication cable is improved, the mechanical strength of the communication cable is improved by arranging the protective layer 4, the copper wire woven layer 41 and the electromagnetic shielding layer 42, the bending performance is better, the communication cable has the advantages of high communication capacity, high transmission stability, good confidentiality, less influence of natural conditions and external interference and the like, the outer sheath 5, the aramid fiber layer 51, the special butyronitrile composite material layer 52 and the polyethylene sheath 53 have excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like, and also have good insulation property and ageing resistance, the fatigue resistance of the communication cable is improved, the service life of the communication cable is prolonged, and the advantage of good fatigue resistance is achieved.

All the components in this document can be customized according to the description of the specification and the attached drawings, the connection relationship and the specific structure between the layers in this document are all made by the prior art, such as by mechanical methods, by adhesives, by various welding methods (the more layers of the dual-core cable are overlapped, the better the service performance is, the production process includes drawing, twisting and cladding, the cladding process includes squeezing, longitudinally wrapping, wrapping and dip-coating), no specific description is made here, all the components in this document are general standard components or components known by those skilled in the art, the structure and principle of which are known by technical manuals or by conventional experimental methods, and no specific description is made here.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims (5)

1. An anti-fatigue communication cable, comprising a core conductor (1), characterized in that: the surface of sinle silk conductor (1) is provided with inner sheath (2), one side that sinle silk conductor (1) was kept away from in inner sheath (2) is provided with polyester area (3), one side that inner sheath (2) were kept away from in polyester area (3) is provided with inoxidizing coating (4), one side that polyester area (3) were kept away from in inoxidizing coating (4) is provided with oversheath (5), oversheath (5) include aramid fiber layer (51), one side that outer sheath (5) were kept away from in aramid fiber layer (51) is provided with special butyronitrile composite material layer (52), one side that aramid fiber layer (51) were kept away from in special butyronitrile composite material layer (52) is provided with polyethylene sheath (53).

2. A fatigue resistant communication cable according to claim 1, wherein: the inner sheath (2) comprises a PE soft insulating layer (21), and a polyvinyl chloride sheath (22) is arranged on one side, away from the inner sheath (2), of the PE soft insulating layer (21).

3. A fatigue resistant communication cable according to claim 1, wherein: the protective layer (4) comprises a copper wire woven layer (41), and an electromagnetic shielding layer (42) is arranged on one side, away from the protective layer (4), of the copper wire woven layer (41).

4. A fatigue resistant communication cable according to claim 2, wherein: the thickness of the PE flexible insulating layer (21) is the same as that of the polyvinyl chloride sheath (22), and the thickness of the polyvinyl chloride sheath (22) is the same as that of the polyethylene sheath (53).

5. A fatigue resistant communication cable according to claim 1, wherein: the outer surface of sinle silk conductor (1) and the inner chamber contact of inner sheath (2), the outer surface of inner sheath (2) and the inner chamber contact of polyester tape (3), the outer surface of polyester tape (3) and the inner chamber contact of inoxidizing coating (4), the outer surface of inoxidizing coating (4) and the inner chamber contact of oversheath (5).

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