CN216053965U

CN216053965U - Composite cable

Info

Publication number: CN216053965U
Application number: CN202121952084.0U
Authority: CN
Inventors: 杨明秀
Original assignee: Hebei Huaxun Wire And Cable Co ltd
Current assignee: Hebei Huaxun Wire And Cable Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-15
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a composite cable which comprises an outer protective layer and support cores, wherein the support cores are arranged in the outer protective layer, cable cores are arranged on the outer sides of the support cores, the number of the cable cores is three, the cable cores are arranged in an annular array, and a group of filling layers are formed by the outer side walls of the cable cores, the inner side walls of the outer protective layer and the outer side walls of the support cores. This composite cable, through the inside steel wire that adds the overlay type of the outer inoxidizing coating at the cable, make the outer inoxidizing coating mechanical strength of cable higher, the device is located the inside center of cable simultaneously and has set up the cable wire, thereby the effectual whole tensile strength who guarantees the cable, thereby the effectual cracked condition of cable that has avoided composite cable to bear the pulling force and lead to when laying appears, the normal operating of cable laying operation has been guaranteed, the practicality of device has been improved greatly, and the interpolation of the steel wire in the outer inoxidizing coating of device, the wearability of cable has also been improved to a certain extent, the effectual long-time normal use who guarantees the cable.

Description

Composite cable

Technical Field

The utility model relates to the technical field of composite cables, in particular to a composite cable.

Background

With the development of technology and the increasing integration of information transmission and power transmission, many systems require both fiber optic cables and power cables to transmit some information while transmitting power. As a result, composite cables are increasingly used, but the general optical fiber cables can bear less force, so that when the composite cables are laid, the optical fiber cables are easy to crack or even break, and thus the composite cables are inconvenient for electricians to lay.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the present invention provides a composite cable for solving the above problems.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a composite cable, includes outer inoxidizing coating and support core, the built-in support core of outer inoxidizing coating, the outside of supporting the core is provided with the cable core, and the quantity of cable core is three groups and is the annular array and arranges the setting, and the lateral wall of lateral wall and the inside wall of outer inoxidizing coating of cable core and the lateral wall of supporting the core form a set of filling layer, and the filling is provided with the glass fiber rope in the filling layer.

Preferably, the outer protective layer comprises a first FEP layer, a steel wire and a second FEP layer, the first FEP layer and the second FEP layer are arranged in a bonding mode, the steel wire is embedded and installed at the bonding position of the first FEP layer and the second FEP layer, a plurality of groups of the steel wires are arranged in a circular ring-shaped structure, and the FEP material does not ignite and can prevent flame from spreading. It has excellent wear resistance and low friction coefficient, and may be used at low temperature of 392F.

Preferably, the support core comprises a polyvinyl chloride sheath and a steel cable, and the outer side wall of the steel cable is covered and wrapped with the polyvinyl chloride sheath.

Preferably, the support core is centrally located within the outer protective layer.

Preferably, the cable core comprises a waterproof coating, a polyethylene sheath, a shielding layer and a cable core, the shielding layer covers the outer side wall of the cable core in a wrapping mode, and the polyethylene sheath is arranged on the outer side wall of the shielding layer in an adhesion mode.

Preferably, the outer side wall of the polyethylene sheath is sprayed with a waterproof coating.

Compared with the prior art, the utility model has the beneficial effects that: this composite cable, through the inside steel wire that adds the overlay type of the outer inoxidizing coating at the cable, make the outer inoxidizing coating mechanical strength of cable higher, the device is located the inside center of cable simultaneously and has set up the cable wire, thereby the effectual whole tensile strength who guarantees the cable, thereby the effectual cracked condition of cable that has avoided composite cable to bear the pulling force and lead to when laying appears, the normal operating of cable laying operation has been guaranteed, the practicality of device has been improved greatly, and the interpolation of the steel wire in the outer inoxidizing coating of device, the wearability of cable has also been improved to a certain extent, the effectual long-time normal use who guarantees the cable.

Drawings

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

FIG. 2 is a schematic view of the position structure of the steel wire of the present invention;

fig. 3 is a schematic view of a cable core structure of the present invention.

In the figure: the cable comprises an outer protective layer 1, a filling layer 2, a cable core 3, a support core 4, a first FEP layer 5, a steel wire 6, a second FEP layer 7, a glass fiber rope 8, a polyvinyl chloride sheath 9, a steel cable 10, a waterproof coating 11, a polyethylene sheath 12, a shielding layer 13 and a cable core 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-3, including an outer protective layer 1, the outer protective layer 1 includes a first FEP layer 5, a steel wire 6 and a second FEP layer 7, the first FEP layer 5 and the second FEP layer 7 are adhered to each other, the steel wire 6 is embedded in the adhesion between the first FEP layer 5 and the second FEP layer 7, a plurality of groups of the steel wires 6 are arranged in a ring structure, the outer protective layer 1 of the cable has higher mechanical strength by adding the covering steel wire 6 into the outer protective layer 1 of the cable, the abrasion resistance of the cable is also improved to a certain extent by adding the steel wire 6 into the outer protective layer 1 of the cable, the long-time normal use of the cable is effectively ensured, a support core 4 is arranged in the outer protective layer 1, the support core 4 includes a polyvinyl chloride sheath 9 and a steel cable 10, the outer side wall of the steel cable 10 is covered and wrapped with the polyvinyl chloride sheath 9, the support core 4 is located in the center of the outer protective layer 1, the device is located in the inner center of the cable and is provided with the steel cable 10, thereby the effectual whole tensile strength who guarantees the cable, thereby the effectual cracked condition of cable that has avoided composite cable to bear the pulling force to lead to when laying appears, the normal operating of cable laying operation has been guaranteed, the practicality of device has been improved greatly, the outside of supporting core 4 is provided with cable core 3, cable core 3's quantity is three groups and is the annular array and arranges the setting, cable core 3 includes waterproof coating 11, polyethylene sheath 12, shielding layer 13 and cable core 14, the lateral wall parcel of cable core 14 covers there is shielding layer 13, the lateral wall bonding of shielding layer 13 is provided with polyethylene sheath 12, the lateral wall spraying of polyethylene sheath 12 has waterproof coating 11, the lateral wall of cable core 3 forms a set of filling layer 2 with the inside wall of outer inoxidizing coating 1 and the lateral wall of supporting core 4, the intussuseption of filling layer 2 is provided with glass fiber rope 8.

In summary, the following steps: this composite cable, through the steel wire 6 of the outer inoxidizing coating 1 inside interpolation overlay type at the cable, make 1 mechanical strength of outer inoxidizing coating of cable higher, the device is located the inside center of cable simultaneously and has set up cable wire 10, thereby the effectual whole tensile strength who guarantees the cable, thereby the effectual cracked condition of cable that has avoided composite cable to bear the pulling force and lead to when laying appears, the normal operating of cable laying operation has been guaranteed, the practicality of device is greatly improved, and install the interpolation of steel wire 6 in the outer inoxidizing coating 1, also the wearability of cable has been improved to a certain extent, the effectual long-time normal use who guarantees the cable.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a composite cable, includes outer inoxidizing coating (1) and support core (4), its characterized in that, built-in support core (4) of outer inoxidizing coating (1), the outside of supporting core (4) is provided with cable core (3), the quantity of cable core (3) is three groups and is the setting of annular array arrangement, the lateral wall of cable core (3) and the inside wall of outer inoxidizing coating (1) and the outside wall of supporting core (4) form a set of filling layer (2), the intussuseption of filling layer (2) is provided with glass fiber rope (8).

2. The composite cable according to claim 1, wherein the outer protective layer (1) comprises a first FEP layer (5), a steel wire (6) and a second FEP layer (7), the first FEP layer (5) and the second FEP layer (7) are bonded, the steel wire (6) is embedded at the bonding position of the first FEP layer (5) and the second FEP layer (7), and a plurality of groups of the steel wires (6) are arranged in a circular ring structure.

3. A composite cable according to claim 1, wherein said supporting core (4) comprises a polyvinyl chloride sheath (9) and a steel cord (10), the outer side wall of the steel cord (10) being covered with the polyvinyl chloride sheath (9).

4. A composite cable according to claim 1, characterized in that said supporting core (4) is located centrally inside the outer protective layer (1).

5. The composite cable according to claim 1, wherein the cable core (3) comprises a waterproof coating (11), a polyethylene sheath (12), a shielding layer (13) and a cable core (14), the outer side wall of the cable core (14) is wrapped and covered with the shielding layer (13), and the outer side wall of the shielding layer (13) is bonded with the polyethylene sheath (12).

6. A composite cable according to claim 5, characterized in that the outer side wall of the polyethylene sheath (12) is sprayed with a water-repellent coating (11).