CN213123881U

CN213123881U - Wear-resisting type communication cable

Info

Publication number: CN213123881U
Application number: CN202022372036.6U
Authority: CN
Inventors: 韦植方
Original assignee: Shenzhen Jingzhao Cable Co ltd
Current assignee: Shenzhen Jingzhao Cable Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-05-04
Anticipated expiration: 2030-10-22

Abstract

The utility model relates to the technical field of communication cables, and discloses a wear-resistant communication cable, which comprises an outer sheath layer, wherein the outer wall of the outer sheath layer is provided with a shell, the inner sheath layer is arranged inside the shell, the outer wall of the inner sheath layer is provided with an insulator layer, the outer wall of the insulator layer is tightly attached to the inner wall of the inner sheath layer, three insulating sheath layers are arranged inside the outer sheath layer, the insulating sheath layers are connected in a closed manner, the three insulating sheath layers form an equilateral triangle structure, three cable bodies are arranged inside the insulating sheath layers, and a shielding net layer is sleeved outside the cable bodies. The softness of the cable can be increased, and the cable is more convenient to use.

Description

Wear-resisting type communication cable

Technical Field

The utility model belongs to the technical field of communication cable, concretely relates to wear-resisting type communication cable.

Background

The communication cable is a cable for transmitting telephone, telegraph, fax document, television and radio program, data and other electric signals, and compared with the overhead open wire, the communication cable has the advantages of large communication capacity, high transmission stability, good confidentiality, less influence of natural conditions and external interference and the like.

The existing communication cable is poor in wear-resisting effect when in use, and the communication cable often generates large friction with the ground, so that the thickness of the communication cable is reduced, and the service life of the communication cable is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting type communication cable to solve the not good problem of the wear-resisting effect of the communication cable who provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting type communication cable, includes the oversheath layer, the outer wall on oversheath layer is provided with the shell, the internally mounted of shell has inner sheath layer, the outer wall on inner sheath layer is equipped with the insulator layer, and the outer wall on insulator layer closely laminates with the inner wall on inner sheath layer, the internally mounted on oversheath layer has three insulating restrictive coating, it is closed to connect between the insulating restrictive coating, three insulating restrictive coating forms equilateral triangle shape structure.

Preferably, the three cable bodies are installed inside the insulating sheath layer, the shielding mesh layer is sleeved outside the cable body, the shielding aluminum foil is installed inside the shielding mesh layer, and the first copper oxide shielding mesh and the second copper oxide shielding mesh are installed on two sides of the shielding aluminum foil respectively.

Preferably, one side of each of the three insulating sheath layers is connected with a supporting layer, and the supporting layer is of a hollow structure.

Preferably, the outer wall of the shell is an uneven surface, and the number of the supporting layers is three.

Preferably, a supporting pipe is installed at the center position inside the three insulating sheath layers, the inside of the supporting pipe is of a solid structure, and the outer wall of the supporting pipe is tangent to the inner walls of the three supporting layers.

Preferably, the diameters of the three cable bodies are the same, and the inner wall of the insulating sheath layer is pasted with insulating paper.

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

(1) the utility model discloses a be provided with insulator layer and inner sheath layer with the oversheath layer, through double-deck protection, increase the wearability of cable, the effect of sun-proof ageing resistance in addition to the shell on the oversheath layer is provided with the recess, can increase the compliance of cable, and it is more convenient to use.

(2) The utility model discloses a link together three cable bodies with the supporting layer to it has the stay tube to fill in the inside of three cable bodies and supports, and the mutual interference crosstalk between the line pair also can be reduced to the routing of conveniently being under construction.

Drawings

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

fig. 2 is a cross-sectional view of the outer sheath layer of the present invention;

fig. 3 is a cross-sectional view of the shielding mesh layer of the present invention;

in the figure: 1-supporting a tube; 2-a cable body; 3-shielding mesh layer; 301-a first copper oxide screen; 302-shielding aluminum foil; 303-a first copper oxide screen; 4-insulating sheath layer; 5-an outer sheath layer; 501-a housing; 502-inner jacket layer; 503-an insulator layer; 6-support 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on trivial matters in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, is easy to have a specific orientation configuration and operation, and thus are not to be construed as being obvious limitations of the present invention, and furthermore, the terms "first" and "second" are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening profiles, or both. To those of ordinary skill in the art, the above-described meanings specifically in the present invention may be cleaved in specific outline.

Referring to fig. 1-3, the present invention provides the following technical solutions: a wear-resistant communication cable comprises an outer sheath layer 5, wherein the outer sheath layer 5 has the advantages of sun protection, ageing resistance, good flexibility, high strength, bright color and good toughness, a shell 501 is arranged on the outer wall of the outer sheath layer 5, the shell 501 is made of a hard and flame-retardant PVC material, the wear capacity of the communication cable is effectively improved, the flame-retardant PVC material has better insulating property, an inner sheath layer 502 is arranged inside the shell 501, an insulator layer 503 is arranged on the outer wall of the inner sheath layer 502, the outer wall of the insulator layer 503 is tightly attached to the inner wall of the inner sheath layer 502, three insulating sheath layers 4 are arranged inside the outer sheath layer 5, the insulating sheath layers 4 are connected and closed, the three insulating sheath layers 4 form an equilateral triangle structure, the structure is stable and has certain flexibility, and under the dual protection of the insulating sheath layers 4 and the outer sheath layer 5, greatly prolongs the service life of the cable and reduces the solution expenditure of people.

Further, internally mounted of insulating sheath layer 4 has three cable body 2, the outside cover of cable body 2 is equipped with shielding net layer 3, the internally mounted of shielding net layer 3 has shielding aluminium foil 302, first oxygen copper shielding net 301 and second oxygen copper shielding net 303 are installed respectively to shielding aluminium foil 302's both sides, first oxygen copper shielding net 301 and second oxygen copper shielding net 303 weave closely, arrange in order, can full play shielding effect, and through the internally mounted shielding aluminium foil 302 at first oxygen copper shielding net 301 and second oxygen copper shielding net 303, make the cable can effectively resist external electromagnetic interference, it is that communication cable transmits faster.

Further, one side of three insulating sheath layer 4 all is connected with supporting layer 6, and the inside of supporting layer 6 is hollow structure for three cable body 2 has certain flexibility when buckling, can not break off because of buckling, has increased life.

Further, the outer wall of the housing 501 is an uneven surface, and the number of the support layers 6 is three.

Furthermore, the supporting tube 1 is installed at the center position inside the three insulating sheath layers 4, the inside of the supporting tube 1 is of a solid structure, and the outer wall of the supporting tube 1 is tangent to the inner walls of the three supporting layers 6.

Furthermore, the diameters of the three cable bodies 2 are the same, the inner wall of the insulating sheath layer 4 is pasted with insulating paper, the cable bodies 2 use a specified color spectrum, the three cores are twisted into a group, construction routing is convenient, and mutual interference crosstalk between the wire pairs can be reduced.

The utility model discloses a theory of operation and use flow: when using the utility model discloses, at first, whether the inner structure of inspection communication cable body 2 is complete, the back is accomplished in the inspection, then connect the tail end of cable to the terminal, front end termination to work place, cable body 2 that the cable is inside to be connected through supporting layer 6 is being protected to the oversheath layer 5 of cable, guarantee the work that inside circuit can be normal, 2 outside shielding stratum reticulare 3 of cable body set up to bilayer structure, insulating sheath layer 4 can protect people not to electrocute the injury, through having set up three strand cable body 2 with stay tube 1, guarantee inner structure's stability, then switch on, inside communication structure all normally begins work.

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

1. A wear-resistant communications cable, characterized by: including oversheath layer (5), the outer wall of oversheath layer (5) is provided with shell (501), the internally mounted of shell (501) has inner sheath layer (502), the outer wall of inner sheath layer (502) is equipped with insulator layer (503), and the outer wall of insulator layer (503) closely laminates with the inner wall of inner sheath layer (502), the internally mounted of oversheath layer (5) has three insulating restrictive coating (4), it is closed to connect between insulating restrictive coating (4), three insulating restrictive coating (4) form equilateral triangle shape structure.

2. A wear resistant communications cable in accordance with claim 1, wherein: the utility model discloses a cable shield, including insulating sheath layer (4), the internally mounted of insulating sheath layer (4) has three cable body (2), the outside cover of cable body (2) is equipped with shielding net layer (3), the internally mounted of shielding net layer (3) has shielding aluminium foil (302), first oxygen copper shield net (301) and second oxygen copper shield net (303) are installed respectively to the both sides of shielding aluminium foil (302).

3. A wear resistant communications cable in accordance with claim 1, wherein: one side of each of the three insulating sheath layers (4) is connected with a supporting layer (6), and the supporting layer (6) is of a hollow structure.

4. A wear resistant communications cable in accordance with claim 3 wherein: the outer wall of the shell (501) is an uneven surface, and the number of the supporting layers (6) is three.

5. A wear resistant communications cable in accordance with claim 3 wherein: the supporting tube (1) is installed at the center position inside the three insulating sheath layers (4), the inside of the supporting tube (1) is of a solid structure, and the outer wall of the supporting tube (1) is tangent to the inner walls of the three supporting layers (6).

6. A wear resistant communications cable in accordance with claim 2 wherein: the diameters of the three cable bodies (2) are the same, and the inner wall of the insulating sheath layer (4) is pasted with insulating paper.