CN219891929U

CN219891929U - Composite cable

Info

Publication number: CN219891929U
Application number: CN202321170421.XU
Authority: CN
Inventors: 郑慧; 张录闯; 周喜华; 王亚洲
Original assignee: Suzhou Guangshi Communication Engineering Co ltd
Current assignee: Suzhou Guangshi Communication Engineering Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-10-24
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses a composite cable, which relates to the technical field of cables and comprises a sheath, a wire core group and an optical fiber group, wherein a plurality of special-shaped shock absorption holes are formed in the sheath at equal intervals, the special-shaped shock absorption holes extend along the length direction of a cable body, an insulating layer is arranged on the inner side of the sheath, a shielding layer is arranged on the inner side of the insulating layer, the wire core group is arranged on the inner side of the shielding layer, a plurality of the wire core groups are arranged on the outer surface of the optical fiber group, the optical fiber group comprises a second wrapping belt, a plurality of first wrapping belts are uniformly and fixedly connected to the outer wall of the second wrapping belt at equal intervals, and the first wrapping belts are uniformly distributed in a ring shape by taking the optical fiber group as the center. The insulation and signal shielding performance of the composite cable are guaranteed through the insulation layer and the shielding layer, the safety and stability of the composite cable are guaranteed through the first wrapping tape and the second wrapping tape, and the service life of the composite cable is guaranteed.

Description

Composite cable

Technical Field

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

Background

Wire and cable are used for transmitting electric (magnetic) energy, information and wire products for electromagnetic energy conversion, which are also referred to as cables in the broad sense, and which are insulated cables in the narrow sense, which can be defined as: the cable may also have additional uninsulated conductors, and the combination of the wire and fiber may expand the information utilization of the end user.

When cables with different functions are combined into a composite cable, the cables with different functions and different sizes have the condition of poor compression resistance of the whole cable when the composite cable is formed, so that the composite cable needs to be designed to solve the problems.

Disclosure of Invention

In order to solve the technical problems, the technical scheme provides a composite cable, which solves the problem that the cables with different functions and different sizes, which are proposed in the background art, have poor compression resistance of the whole cable when the composite cable is formed.

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

the composite cable comprises a sheath, a wire core group and an optical fiber group, wherein a plurality of special-shaped damping holes are formed in the sheath at equal intervals, the special-shaped damping holes extend along the length direction of a cable body, an insulating layer is arranged on the inner side of the sheath, a shielding layer is arranged on the inner side of the insulating layer, and the wire core group is arranged on the inner side of the shielding layer;

the optical fiber winding device comprises an optical fiber group and is characterized in that the optical fiber group comprises a first winding belt, a plurality of first winding belts are arranged on the outer surface of the optical fiber group, the optical fiber group comprises a second winding belt, the first winding belts are uniformly and fixedly connected to the outer wall of the second winding belt at equal intervals, and the first winding belts are uniformly distributed in a ring shape with the optical fiber group as the center.

Preferably, the insulating layer is made of insulating rubber.

Preferably, the shielding layer is formed by sequentially distributing a shielding PE film, a shielding aluminum film and a metal woven mesh.

Preferably, the wire core group further comprises a wire core and a first filling layer, the outer wall of the wire core is fixedly connected with a first wrapping belt, the first wrapping belt and the wire core are coaxially arranged, and a plurality of the first wrapping belts are arranged in the first filling layer.

Preferably, the optical fiber group further comprises an optical fiber wire core and a second filling layer, the optical fiber wire core is provided with a plurality of groups, the outer wall of the optical fiber wire core is fixedly connected with a second wrapping belt, and the optical fiber wire cores of the plurality of groups are all arranged in the second filling layer.

Preferably, the sheath, the insulating layer, the shielding layer, the wire core group and the optical fiber group are coaxially arranged.

Compared with the prior art, the utility model has the beneficial effects that: the special-shaped damping holes are additionally formed in the sheath of the composite cable, when the whole cable is extruded by external pressure, the special-shaped damping Kong Duixian cable is subjected to buffer protection, the safety and stability of the cable are guaranteed, the service life of the cable is guaranteed, the insulation property of the composite cable is guaranteed through the arrangement of the insulation layer, the safety of the composite cable in use is improved, the signal shielding property of the composite cable is improved through the arrangement of the shielding layer, the first wrapping belt and the second wrapping belt play different roles of heat insulation, corrosion resistance or ageing resistance and the like on the composite cable, meanwhile, signals can not be disturbed, a certain insulation effect is achieved, and the waterproof sealing structure is formed inside the gap through the arrangement of the first filling layer and the second filling layer, so that a network cable core and an optical fiber core are protected from being shorted.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

The reference numerals in the figures are:

1. a sheath; 2. a special-shaped damping hole; 3. an insulating layer; 4. a shielding layer; 5. a core group; 501. a first wrapping band; 502. a net wire core; 503. filling a first layer; 6. an optical fiber group; 601. a second wrapping band; 602. an optical fiber core; 603. and filling a second layer.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1, a composite cable comprises a cable core group 5 and an optical fiber group 6 of a sheath 1, wherein a plurality of special-shaped damping holes 2 are formed in the sheath 1 at equal intervals, the special-shaped damping holes 2 extend along the length direction of a cable body and are used for improving the compression resistance of the sheath 1, the special-shaped damping holes 2 have anti-seismic and energy-absorbing effects, so that the overall anti-seismic and energy-absorbing effects of the composite cable are improved, the composite cable is more beneficial to protecting the composite cable, the safety and stability of the cable are ensured, the service life of the cable is ensured, an insulating layer 3 is arranged on the inner side of the sheath 1, a shielding layer 4 is arranged on the inner side of the insulating layer 3, and a cable core group 5 is arranged on the inner side of the shielding layer 4;

the sinle silk group 5 includes first band around wrapping 501, first band around 501 is provided with a plurality of, a plurality of sinle silk group 5 sets up in the surface of optic fibre group 6, optic fibre group 6 includes the second band around band 601, a plurality of first band around 501 equidistant even fixed connection in the second band around the outer wall department of band 601, and first band around 501 uses optic fibre group 6 to be annular evenly distributed as the center, sheath 1, insulating layer 3, shielding layer 4, sinle silk group 5 and the coaxial setting of optic fibre group 6.

The insulating layer 3 is made of insulating rubber, so that the insulating layer 3 can form an insulating protection layer inside the outer wall of the wire core group 5, the shielding layer 4 is formed by sequentially distributing a shielding PE film, a shielding aluminum film and a metal woven mesh, and the metal woven mesh is formed by weaving at least six strands of tin-plated soft round copper wires through a single layer.

The wire core group 5 further comprises a wire core 502 and a first filling layer 503, the outer wall of the wire core 502 is fixedly connected with a first wrapping tape 501, the wire core 502 and the first filling layer 503 are made into a cylinder shape through the first wrapping tape 501, loosening is prevented, different effects such as heat insulation, corrosion resistance or aging resistance are achieved, the wire core 502 and the first filling layer 503 are protected from being damaged by armor during cable armor, buffering and lining effects are achieved, signals are not disturbed, certain insulation effects are achieved, the first wrapping tape 501 and the wire core 502 are coaxially arranged, a plurality of first wrapping tapes 501 are arranged inside the first filling layer 503, the first filling layer 503 is made of sealing silica gel, the first filling layer 503 is placed inside a gap generated by the first wrapping tapes 501, and the first filling layer 503 can form a waterproof sealing structure inside the gap generated by the first wrapping tapes 501.

The optical fiber group 6 further comprises an optical fiber wire core 602 and a second filling layer 603, the optical fiber wire core 602 is provided with a plurality of groups, the outer wall of the optical fiber wire core 602 is fixedly connected with a second wrapping belt 601, the optical fiber wire core 602 and the second filling layer 603 are made into a cylinder shape through the second wrapping belt 601, loosening is prevented, different effects such as heat insulation, corrosion resistance or aging resistance are achieved, the optical fiber wire core 602 and the second filling layer 603 are protected from being damaged by armor when a cable is armored, buffering and lining effects are achieved, signals are not disturbed, a certain insulation effect is achieved, the optical fiber wire cores 602 of the plurality of groups are arranged in the second filling layer 603, the second filling layer 603 is made of sealing silica gel, the second filling layer 603 is placed in gaps generated by the second wrapping belt 601, and the second filling layer 603 can form a waterproof sealing structure in the gaps generated by the second wrapping belt 601.

Working principle: according to the utility model, the special-shaped damping hole 2 is additionally arranged in the sheath 1, so that when the whole cable is extruded by external pressure, the special-shaped damping hole 2 is used for buffering and protecting the cable, the safety and stability of the cable are ensured, the service life of the cable is ensured, the insulation property of the composite cable is ensured through the insulation layer 3, the safety of the composite cable in use is improved, the signal shielding property of the composite cable is improved through the shielding layer 4, the information interference generated between the composite cable and other cables in the use process is reduced, the signal transmission of the composite cable is influenced, the first winding belt 501 is arranged to enable the net wire core 502 and the filling layer 503 to be cylindrical, the first winding belt 501 is used for preventing loosening, preventing or aging and the like, the net wire core 502 and the filling layer 503 are protected from being damaged by armor during cable armor, the buffer and liner are simultaneously enabled to enable signals to be not to be interfered by the buffer and liner, the second winding belt 601 is arranged to enable the optical fiber core 602 and the filling layer 603 to be cylindrical, the second winding belt 603 is prevented from being loosened, the different effects of preventing the heat insulation, the second winding belt 603 or aging and the like are enabled to be prevented from being damaged by the buffer and liner, the inner part of the first winding belt and the second winding belt 603 is enabled to be provided with the insulating layer, the insulating layer is enabled to be different from being damaged by the armor, and the buffer layer is enabled to be filled with the insulating layer, and the second insulating layer is enabled to be a cable, the insulating layer is enabled to be a waterproof, and the insulating layer is not protected.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The composite cable comprises a sheath (1), a wire core group (5) and an optical fiber group (6), and is characterized in that a plurality of special-shaped shock absorption holes (2) are formed in the sheath (1) at equal intervals, the special-shaped shock absorption holes (2) extend along the length direction of a cable body, an insulating layer (3) is arranged on the inner side of the sheath (1), a shielding layer (4) is arranged on the inner side of the insulating layer (3), and the wire core group (5) is fixedly connected on the inner side of the shielding layer (4);

the wire core group (5) is including first band around (501), first band around (501) is provided with a plurality of, a plurality of wire core group (5) set up in the surface of optical fiber group (6), optical fiber group (6) are including second band around (601), a plurality of first band around (501) equidistant evenly fixed connection in the outer wall department of second band around (601), just first band around (501) are annular evenly distributed with optical fiber group (6) as the center.

2. A composite cable according to claim 1, wherein: the insulating layer (3) is made of insulating rubber.

3. A composite cable according to claim 1, wherein: the shielding layer (4) is formed by sequentially distributing a shielding PE film, a shielding aluminum film and a metal woven mesh.

4. A composite cable according to claim 1, wherein: the wire core group (5) further comprises a wire core (502) and a first filling layer (503), a first wrapping belt (501) is fixedly connected to the outer wall of the wire core (502), the first wrapping belt (501) and the wire core (502) are coaxially arranged, and a plurality of first wrapping belts (501) are arranged inside the first filling layer (503).

5. A composite cable according to claim 1, wherein: the optical fiber group (6) further comprises an optical fiber wire core (602) and a second filling layer (603), the optical fiber wire core (602) is provided with a plurality of groups, the outer wall of the optical fiber wire core (602) is fixedly connected with a second wrapping belt (601), and the optical fiber wire cores (602) of the plurality of groups are all arranged in the second filling layer (603).

6. A composite cable according to claim 1, wherein: the sheath (1), the insulating layer (3), the shielding layer (4), the wire core group (5) and the optical fiber group (6) are coaxially arranged.