CN218181873U

CN218181873U - Photoelectric composite cable

Info

Publication number: CN218181873U
Application number: CN202222225495.0U
Authority: CN
Inventors: 白建功; 邱德安; 雷占鳌
Original assignee: Linoya Electronic Technology Co ltd
Current assignee: Linoya Electronic Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-12-30
Anticipated expiration: 2032-08-23

Abstract

The utility model provides a photoelectric composite cable, including electrical unit, optical fiber unit, stretch-proofing unit, resistance to compression skeleton, dampproof course, insulating layer and sheath, resistance to compression skeleton includes four crossbands, a plurality of resistance to compression subassemblies, four crossbands are arranged into the rectangle form, a plurality of resistance to compression subassembly equidistance is fixed between four crossbands, each resistance to compression subassembly includes four elastic strip, and each elastic strip is connected between adjacent per two crossbands, by four elastic strip determine a accommodation space, electrical unit, light unit, tensile rise the unit and alternate inside the accommodation space, the utility model discloses a 360 no dead angle protection settings are not received external damage at inside power cord of skeleton, optical fiber line, the utility model discloses tensile strength, bending resistance, compressive property, heat-proof quality, shielding property have been increased substantially.

Description

Photoelectric composite cable

Technical Field

The utility model relates to a cable more specifically indicates a photoelectric cables complex.

Background

Along with the continuous development of economy in China and the improvement of living standard of people, the continuous promotion of urbanization, the urban construction of each city is different day by day, airports \33316stationbuildings, high-speed rail stations, gymnasiums, large commercial centers and other places need large high-definition video equipment and audio equipment to meet the requirements of receiving information and enjoying audio and video when people go out, shop and entertain, the equipment needs long-distance audio and video transmission cables, the photoelectric composite cables adopt optical fiber transmission media, the signal transmission attenuation can be basically ignored, the relay distance is long, and the longest transmission distance can reach more than 1000 m; the optical fiber line has the advantages of wide transmission frequency band, large communication capacity, strong insulation and electromagnetic interference resistance, strong corrosion resistance, strong radiation resistance, good flexibility, no electric spark and the like, and can completely meet the requirement of long-distance transmission in large-scale places. However, the tensile property, the bending resistance, the heat insulation property and the shielding property of the common composite photoelectric cable have a room for improvement.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a photoelectric composite cable which can greatly improve tensile strength, bending resistance, heat-insulating property, compressive strength and shielding property.

Another object of the present invention is to provide a photoelectric composite cable that can effectively reduce the production cost.

The utility model adopts the technical proposal that: the utility model provides a photoelectric composite cable, includes electrical unit, optical fiber unit, stretch-proofing unit, resistance to compression skeleton, dampproof course, insulating layer and sheath, the resistance to compression skeleton includes four crossbands, a plurality of resistance to compression subassemblies, four crossbands are arranged into the rectangle form, a plurality of resistance to compression subassembly equidistance is fixed between four crossbands, each resistance to compression subassembly includes four elastic strip, and each elastic strip is connected between adjacent per two crossbands, by four elastic strip determine a accommodation space, electrical unit, optical unit, tensile rise the unit and alternate inside the accommodation space, the dampproof course parcel is in the periphery of resistance to compression skeleton, by the inner wall of dampproof course with four crossbands determine four buffer spaces, the insulating layer parcel is in the periphery of dampproof course, the sheath parcel is in the periphery of dampproof course.

The power supply unit includes two power cords and is used for the cladding winding the resin area of two power cords, the outside winding of each power cord has aramid fiber electromagnetic shield fiber area.

The beneficial effects of the utility model are that: the utility model discloses a 360 no dead angle protection settings can be realized to the skeleton and external damage is not received at the inside power cord of skeleton, optic fibre line, pass through moreover the utility model discloses a dampproof course can play certain protection against the tide about, through the utility model discloses a four buffer space, the utility model discloses a soft effect can also be realized, the utility model discloses tensile strength, anti bending property, compressive property, heat-proof quality, shielding property have been increased substantially.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic perspective view of the anti-compression framework of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "leaf-flat," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, a photoelectric composite cable includes a power supply unit 10, an optical fiber unit 20, a stretch-proofing unit 30, a compression-resisting framework 40, a moisture-proof layer 50, a heat-insulating layer 60, and a sheath 70, where the compression-resisting framework 40 includes four transverse bars 41 and a plurality of compression-resisting components 42, the four transverse bars 41 are arranged in a rectangular shape, the plurality of compression-resisting components 42 are fixed between the four transverse bars 41 at equal intervals, each compression-resisting component 42 includes four elastic bars 421, each elastic bar is connected between every two adjacent transverse bars 41, a receiving space 422 is defined by the four elastic bars 421, the power supply unit 10, the optical fiber unit 20, and the tension-resisting unit 30 are inserted into the receiving space 422, the moisture-proof layer 50 is wrapped around the periphery of the compression-resisting framework 40, four buffer spaces 51 are defined by the inner walls of the moisture-proof layer 50 and the four transverse bars 41, the heat-insulating layer 60 is wrapped around the moisture-proof layer 50, the sheath 70 is wrapped around the moisture-proof layer 50, and when a stress point of an external force is at the position of the four transverse bars 41, the moisture-proof layer and the external force can provide a protection effect for protecting the moisture-proof unit by matching with the external force. When the stress point of the external force is positioned between the cross bars, the buffer space can be used for providing a buffer effect for the external force and providing a reaction force for the external force through the cooperation of the cross bars and the elastic bars, and the effect of protecting the internal power supply unit and the optical fiber unit from being damaged by the external force is also achieved. Therefore, the compression-resistant framework can realize the compression-resistant protection effect of 360 degrees without dead angles.

Power supply unit 10 includes two power cords 11 and is used for the cladding winding two power cords 11's resin area 12, the outside winding of each power cord 11 has aramid fiber electromagnetic shield fibre area 13, twines through the resin area two power cords 11 can also effectively reduce cost playing insulating effect, can realize fast the effect of being in the same place two power cords.

The optical fiber unit 20 includes two optical fiber lines 21 and an aluminum alloy shielding tape 22 for covering and winding each of the optical fiber lines 21.

The anti-stretching unit 30 comprises two steel wire ropes 31 and an anti-stretching insulating layer 32 used for coating the two steel wire ropes 31, the two steel wire ropes 31 are used for bearing when being installed, other units are protected from being stretched and damaged by external force, the 304 steel wire ropes are corrosion-resistant, and the durability of the product is guaranteed.

The material of the moisture-proof layer 50 is a high-density cross-linked polyolefin material or an LLDPE material.

The heat insulation layer is a ceramic silicon rubber belt.

Through the unique structural design of the utility model,

a tearing rope is arranged in each buffer space 51, and the resin belt 12 and the tensile insulating layer 32 are provided with tearing ropes.

The utility model discloses what realize, the utility model discloses a 360 no dead angle protection settings can be realized to the skeleton and external damage is not received at the inside power cord of skeleton, optic fibre line, moreover through the utility model discloses a dampproof course can play about certain protection against tide, through the utility model discloses a four buffer space, the utility model discloses a soft effect can also be realized, the utility model discloses tensile strength, anti bending property, compressive property, heat-proof quality, shielding property have been improved by a wide margin. Through the utility model discloses a tear the rope and can conveniently tear, increase the convenience of installation.

The embodiments and drawings of the present invention are only for illustrating the design concept of the present invention, and the protection scope of the present invention should not be limited to this embodiment.

From the above, it can be seen that the objects of the present invention are efficiently attained. The part of the embodiments that illustrate the objectives and the functional and structural objects of the invention, and include other equivalents.

Accordingly, it is intended that the invention be construed as including other equally effective embodiments, with the scope of the claims being indicated by the appended claims.

Claims

1. An optoelectrical composite cable, comprising: including power supply unit, optical fiber unit, stretch-proofing unit, resistance to compression skeleton, dampproof course, insulating layer and sheath, the resistance to compression skeleton includes four crossbands, a plurality of resistance to compression subassembly, four crossbands are arranged into the rectangle form, a plurality of resistance to compression subassembly equidistance is fixed between four crossbands, each resistance to compression subassembly includes four elastic strip, and each elastic strip is connected between adjacent per two crossbands, by four elastic strip determine a accommodation space, power supply unit, optical fiber unit, tensile rise the unit and alternate inside the accommodation space, the dampproof course parcel is in the periphery of resistance to compression skeleton, by the inner wall of dampproof course with four crossbands determine four buffer space, the insulating layer parcel is in the periphery of dampproof course, the sheath parcel is in the periphery of dampproof course.

2. The photoelectric composite cable of claim 1, wherein the power supply unit comprises two power supply wires and a resin tape wrapping and winding the two power supply wires, and an aramid electromagnetic shielding fiber tape is wound outside each power supply wire.

3. The optical-electrical composite cable according to claim 1, wherein the optical fiber unit includes two optical fiber wires and an aluminum alloy shielding tape for covering and winding each of the optical fiber wires.

4. The photoelectric composite cable of claim 1, wherein the stretch-resistant unit comprises two steel cords and a tensile insulating layer for covering the two steel cords.

5. The photoelectric composite cable of claim 1, wherein the moisture barrier layer is made of a high density cross-linked polyolefin material or LLDPE material.

6. The optical-electrical composite cable according to claim 1, wherein the thermal insulation layer is a silicon rubber ceramic tape.

7. The photoelectric composite cable of claim 1, wherein a ripcord is disposed inside each of the buffer spaces.

8. The photoelectric composite cable of claim 2, wherein the resin tape is provided with a ripcord.

9. The optical-electrical composite cable according to claim 4, wherein the tensile insulation layer is provided with a ripcord.