CN212847852U - Triangular communication cable convenient to put - Google Patents

Abstract

The utility model discloses a triangle-shaped communication cable convenient to put, including the oversheath layer, the shape of oversheath layer is triangle-shaped, the inner wall fixedly connected with external insulation layer of oversheath layer, a plurality of first cavitys have been seted up to external insulation layer's inside annular, the first fire-retardant layer of internal wall fixedly connected with of external insulation layer, the inner wall fixedly connected with waterproof layer on first fire-retardant layer, the fire-retardant layer of inner wall fixedly connected with second of waterproof layer. The utility model discloses in, the oversheath layer is triangle-shaped, can let stable the putting in the position that needs were placed of communication cable, communication cable and the more firm linking together of wall body during the installation, first cavity can be so that when the oversheath layer is extruded, make the oversheath layer have sufficient space to deform, thereby increase the life of outer lag, through the first fire-retardant layer and the fire-retardant layer of second that set up, fire behavior that can greatly increased communication cable, thereby can avoid the conflagration to take place.

Description

Triangular communication cable convenient to put

Technical Field

The utility model relates to a communication cable technical field especially relates to a triangle-shaped communication cable convenient to put.

Background

At present, cables for transmitting telephone, telegraph, facsimile documents, television and radio programs, data and other electrical signals are mostly formed by twisting more than one pair of mutually insulated wires. Compared with an 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. Communication cables can be classified into long-distance communication cables for long-distance transmission and regional communication cables for shorter-distance transmission according to their uses. Telecommunications cables are further divided into trunk telecommunications cables for connections and trunk telecommunications cables (or trunk telecommunications cables) for inter-city transmission. The local communication cable can be classified into a local telephone cable, a distribution cable (lead wire, etc.) for connection between telephone offices or offices, and an office cable. Trunk line long distance cables are often integrated communication cables that are combined by cables of different structures;

communication cable is round structure once among the prior art, puts and rolls easily, leads to the chaotic condition of communication cable, and current round communication cable can appear insecure condition when the corner installation simultaneously, and current communication cable fire behavior is unsatisfactory, takes place the conflagration easily, and current communication cable anti extrusion ability is not strong, receives extrusion deformation easily, damages even, and is unfavorable for the tractive because the surface is smooth when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a triangle communication cable convenient to put.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a triangular communication cable convenient to place comprises an outer sheath layer, wherein the outer sheath layer is triangular, an outer insulating layer is fixedly connected to the inner wall of the outer sheath layer, a plurality of first cavities are annularly formed in the outer insulating layer, a first flame-retardant layer is fixedly connected to the inner wall of the outer insulating layer, a waterproof layer is fixedly connected to the inner wall of the first flame-retardant layer, a second flame-retardant layer is fixedly connected to the inner wall of the waterproof layer, a plurality of first reinforcing ribs are fixedly connected to the inner wall of the second flame-retardant layer, a filling layer is fixedly connected to the outer surface of each first reinforcing rib and one side, far away from the second flame-retardant layer, of each filling layer, a fiber composite layer is fixedly connected to the inner wall of each filling layer, a plurality of shielding layers are annularly and penetratingly connected to the inner portion of each shielding layer, a communication cable core is penetratingly and fixedly connected to the inner portion of each fiber composite layer, and, the fiber composite layer is characterized in that a second cavity penetrates through the center of the interior of the fiber composite layer, second reinforcing ribs are fixedly connected to the outer surface of the outer sheath layer in a sleeved mode at intervals, and the outer sheath layer comprises a sheath outer layer and a sheath inner layer.

As a further description of the above technical solution:

the shielding layer is composed of a metal wire woven mesh, and a tin layer is further arranged on the metal wire woven mesh.

As a further description of the above technical solution:

the outer layer of the sheath is made of a PLC material, and the inner layer of the sheath is made of an asphalt material.

As a further description of the above technical solution:

the second reinforcing rib is in a semicircular arc shape.

As a further description of the above technical solution:

the metal wire is made of an iron wire material, and the surface of the iron wire is coated with an antirust paint coating.

As a further description of the above technical solution:

and three corners of the outer sheath layer and the second reinforcing rib are both set to be arc-shaped.

The utility model discloses following beneficial effect has:

the triangular communication cable convenient to place is characterized in that the outer sheath layer is triangular, the communication cable can be stably placed at a position where the communication cable needs to be placed, the communication cable is stably connected with a wall body during installation, the first cavity can enable the outer sheath layer to have enough space to deform when the outer sheath layer is extruded, the service life of the outer sheath is prolonged, the fireproof performance of the communication cable can be greatly improved through the arranged first flame-retardant layer and the second flame-retardant layer, fire disasters can be avoided, the communication cable can be prevented from being damaged due to damp through the arranged waterproof layer, and the torsion resistance of the communication cable can be improved through the arranged metal wire, when the cable receives the extrusion, deformation takes place for first strengthening rib 7, cushions, can let communication cable inside have sufficient space to deform through the second cavity that sets up to, improved communication cable's anti extrusion deformation ability greatly, the second strengthening rib can increase and operating personnel prelude between frictional force, thereby be convenient for communication cable's tractive.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a sectional view of the outer sheath layer structure of the present invention.

Illustration of the drawings:

1. an outer jacket layer; 2. an outer insulating layer; 3. a first cavity; 4. a first flame retardant layer; 5. a waterproof layer; 6. a second flame retardant layer; 7. a first reinforcing rib; 8. a filling layer; 9. a fiber composite layer; 10. a shielding layer; 11. a communication cable core; 12. a metal wire; 13. a second cavity; 14. a second reinforcing rib; 15. an outer layer of the sheath; 16. a jacket inner 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 "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, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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.

Referring to fig. 1-3, the present invention provides an embodiment: a triangular communication cable convenient to place comprises an outer sheath layer 1, wherein the outer sheath layer 1 is triangular, the inner wall of the outer sheath layer 1 is fixedly connected with an outer insulating layer 2, a plurality of first cavities 3 are annularly formed in the outer insulating layer 2, the inner wall of the outer insulating layer 2 is fixedly connected with a first flame-retardant layer 4, the inner wall of the first flame-retardant layer 4 is fixedly connected with a waterproof layer 5, the inner wall of the waterproof layer 5 is fixedly connected with a second flame-retardant layer 6, the inner wall of the second flame-retardant layer 6 is fixedly connected with a plurality of first reinforcing ribs 7, a filling layer 8 is fixedly connected with the outer surface of each first reinforcing rib 7 and one side far away from the second flame-retardant layer 6, the inner wall of each filling layer 8 is fixedly connected with a fiber composite layer 9, a plurality of shielding layers 10 are annularly and penetratingly connected in the fiber composite layer 9, a communication cable core 11 is fixedly connected in the shielding layers 10 in a penetrating manner, metal wires 12 are fixedly, the fiber composite layer 9 has a second cavity 13 at the center inside, the outer surface of the outer sheath layer 1 is fixedly connected with a second reinforcing rib 14 at intervals, and the outer sheath layer 1 includes an outer sheath layer 15 and an inner sheath layer 16.

The shielding layer 10 is made of a metal wire mesh grid, a tin layer is further arranged on the metal wire mesh grid, the shielding layer 10 is made of the metal wire mesh grid, an electric field generated when the conducting wire is conducted can be shielded, and the interference of the conducting wire caused by an external electric field can be prevented; the outer layer 15 of the sheath is made of a PLC material, the inner layer 16 of the sheath is made of an asphalt material, the PLC material is high in compression resistance and light in weight, and the asphalt is made of a manufacturing material and is high in corrosion resistance; the second reinforcing ribs 14 are in the shape of a semicircular arc, so that an operator can have good contact feeling; the metal wire 12 is made of an iron wire material, and the surface of the iron wire is coated with an antirust paint coating, so that the toughness and the torsion resistance of the used iron wire material are poor; the three corners of the outer sheath layer 1 and the second reinforcing rib 14 are all set to be arc-shaped, so that an operator is protected and prevented from being scratched.

The working principle is as follows: when the triangular communication cable convenient to place is used, the outer sheath layer 1 is triangular, the communication cable can be stably placed at a position to be placed, the communication cable is connected with a wall body more stably during installation, the first cavity 3 can enable the outer sheath layer 1 to have enough space to deform when the outer sheath layer 1 is extruded, so that the service life of the outer sheath is prolonged, the fireproof performance of the communication cable can be greatly improved through the arranged first flame-retardant layer 4 and the arranged second flame-retardant layer 6, so that fire can be avoided, the communication cable can be prevented from being damaged due to dampness through the arranged waterproof layer 5, when the cable is extruded, the first reinforcing ribs 7 deform and buffer, the torsion resistance of the communication cable can be improved through the arranged metal wires 12, and enough space can be deformed inside the communication cable through the arranged second cavity 13, thereby, the anti-extrusion deformation ability of the communication cable is greatly improved, and the second reinforcing rib 14 can increase the friction force with the head of the operator, thereby facilitating the traction of the communication cable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a triangle-shaped communication cable convenient to put, includes oversheath layer (1), its characterized in that: the shape of the outer sheath layer (1) is triangular, the inner wall of the outer sheath layer (1) is fixedly connected with an external insulating layer (2), a plurality of first cavities (3) are annularly formed in the external insulating layer (2), the inner wall of the external insulating layer (2) is fixedly connected with a first flame-retardant layer (4), the inner wall of the first flame-retardant layer (4) is fixedly connected with a waterproof layer (5), the inner wall of the waterproof layer (5) is fixedly connected with a second flame-retardant layer (6), the inner wall of the second flame-retardant layer (6) is fixedly connected with a plurality of first reinforcing ribs (7), a filling layer (8) is fixedly connected to the outer surface of each first reinforcing rib (7) and one side far away from the second flame-retardant layer (6), a fiber composite layer (9) is fixedly connected to the inner wall of the filling layer (8), and a plurality of shielding layers (10) are annularly and penetratingly connected to the inner wall, fixedly connected with communication cable core (11) runs through in the inside of shielding layer (10), fixedly connected with metal wire (12) runs through in the inside of fibre composite bed (9) and the position that is located shielding layer (10) two liang between, the inside central point of fibre composite bed (9) puts and runs through and is equipped with second cavity (13), fixedly connected with second strengthening rib (14) are established to the surface interval cover of oversheath layer (1), oversheath layer (1) includes sheath outer layer (15) and sheath inlayer (16).

2. The triangular communication cable convenient to put of claim 1, wherein: the shielding layer (10) is composed of a metal wire woven mesh, and a tin layer is further arranged on the metal wire woven mesh.

3. The triangular communication cable convenient to put of claim 1, wherein: the outer layer (15) of the sheath is made of a PLC material, and the inner layer (16) of the sheath is made of an asphalt material.

4. The triangular communication cable convenient to put of claim 1, wherein: the second reinforcing rib (14) is in a semi-circular arc shape.

5. The triangular communication cable convenient to put of claim 1, wherein: the metal wire (12) is made of an iron wire material, and the surface of the iron wire is coated with an antirust paint coating.

6. The triangular communication cable convenient to put of claim 1, wherein: the three corners of the outer sheath layer (1) and the second reinforcing rib (14) are all set to be arc-shaped.

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