CN218414061U

CN218414061U - 5G 50 ohm bundling coaxial power supply cable

Info

Publication number: CN218414061U
Application number: CN202222461614.2U
Authority: CN
Inventors: 卢小香; 邢萍; 刘志勇
Original assignee: Zhejiang Dumei Communication Technology Co ltd
Current assignee: Zhejiang Dumei Communication Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-31
Anticipated expiration: 2032-09-16

Abstract

The utility model relates to a communication equipment. The purpose is to provide a 50 ohm bunched coaxial power supply cable for 5G, and the coaxial power supply cable has the characteristics of excellent electrical performance, good bending performance and good fireproof performance. The technical scheme is that the 50 ohm bundling coaxial power supply cable for 5G comprises a cable core wire and an outer sheath which are sequentially coated from inside to outside; the method is characterized in that: a fireproof mica tape layer for improving fireproof performance is arranged between the cable core wire and the outer sheath; the cable core wire comprises a power line, a plurality of 50-ohm coaxial cables and a plurality of filling ropes.

Description

5G 50 ohm bundling coaxial power supply cable

Technical Field

The utility model relates to a communication equipment, especially 5G are with 50 ohm coaxial power cable tied in a bundle.

Background

With the further development of the 5G mobile communication technology, the arrangement area and the number of the digital microwave base stations are increased sharply; the demand for jumper cables for transmitting signals of the digital microwave base station is also increased. However, jumper cables require good electrical properties as well as good bending and fire resistance properties; conventional power cables are difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome above-mentioned background art not enough, provide a 5G with 50 ohm coaxial power supply cable tied in a bundle, this coaxial power supply cable should have the characteristics that electrical property is good, bending property and fire behavior is good.

The utility model provides a technical scheme is:

the 5G 50-ohm bundling coaxial power supply cable comprises a cable core wire and an outer sheath which are sequentially coated from inside to outside; the method is characterized in that: a fireproof mica tape layer for improving the fireproof performance is arranged between the cable core wire and the outer sheath; the cable core wire comprises a power line, a plurality of 50 ohm coaxial cables and a plurality of filling ropes.

The power line, the 50 ohm coaxial cable and the filling rope are arranged in the 50 ohm bundled coaxial power cable in parallel.

The power line is positioned in the center of the 50 ohm bundled coaxial power cable, and the plurality of 50 ohm coaxial cables are arranged on the outer circumferential surface of the 50 ohm bundled coaxial power cable in a surrounding mode; to form the basic profile required for the roundness of a 50 ohm bundled coaxial power cable.

The plurality of filling ropes are filled in gaps between the 50 ohm coaxial cables and the fireproof mica tape layer so as to improve the roundness of the 50 ohm bundled coaxial power supply cables.

The utility model has the advantages that:

the utility model provides a 50 ohm bundling coaxial power supply cable for 5G, which is characterized in that a fireproof mica tape layer is coated outside a cable core wire; the fireproof performance can be effectively improved, the internal cable is protected from being damaged under the high-temperature condition, and communication signals can be normally transmitted and a communication power supply can be provided; the round structure design of the power cord and the filling rope can increase the signal transmission quantity and improve the bending performance, thereby facilitating the installation work and saving the material cost.

Drawings

Fig. 1 is a schematic structural view (cross-sectional structural view) of an embodiment of the present invention.

In the figure: 1. a 50 ohm coaxial cable; 2. a wire; 3. a power line sheath; 4. filling a rope; 5. a layer of fire-resistant mica tape; 6. an outer sheath.

Detailed Description

The present invention will be described in further detail with reference to the embodiments shown in the drawings.

The 5G bundled coaxial power supply cable with 50 ohms shown in the attached drawing comprises a cable core wire and an outer sheath 6 which are sequentially coated from inside to outside; the outer sheath is made of soft polyvinyl chloride sheath material; this is similar to existing coaxial cables.

The utility model discloses an improvement is: a fireproof mica tape layer 5 is arranged between the cable core wire and the outer sheath, so that the high temperature resistance of the power line and the 50 ohm coaxial cable is improved, and the fireproof performance is improved; the cable core wire comprises a power line, a plurality of 50-ohm coaxial cables 1 and a plurality of filling ropes 4. The power line is composed of two conducting wires 2 which are respectively provided with insulating sheaths and are mutually twisted and a power line sheath 3 which is coated outside the two conducting wires. The structure of the 50 ohm coaxial cable is similar to that of the existing cable, and comprises an inner conductor, an insulating layer, an outer conductor and a sheath which are sequentially coated from inside to outside. The inner conductor is a soft anaerobic soft copper wire or a copper-clad aluminum wire, so that the flexibility of the cable can be improved; the insulating layer is made of foamed polyethylene with a small dielectric loss angle; the outer conductor adopts a structure of a thickened aluminum foil layer and a braided wire layer, and is coated with waterproof factice so as to effectively protect the outer conductor; the sheath is a soft polyethylene layer or a polyvinyl chloride layer.

It can also be seen from the figure that: the power line, the 50 ohm coaxial cable and the filling rope are arranged in the 50 ohm bundled coaxial power cable in parallel, namely the power line, the 50 ohm coaxial cable and the filling rope all extend along the length direction of the 50 ohm bundled coaxial power cable.

In order to form a basic profile required by the roundness of the 50 ohm bundled coaxial power supply cable, the power supply wire is arranged in the center of the 50 ohm bundled coaxial power supply cable, and a plurality of 50 ohm coaxial cables are arranged around the outer circumferential surface of the 50 ohm bundled coaxial power supply cable and are uniformly arranged along the circumferential direction.

In order to improve the roundness of the 50 ohm bundled coaxial power supply cable, the plurality of filling ropes are respectively filled in gaps between the 50 ohm coaxial power supply cable and the fireproof mica tape layer one by one; this also improves the bending properties of the entire cable.

The 50-ohm bundling coaxial power supply cable provided by the utility model has small attenuation and good flexibility, adopts double-sided self-adhesive aluminum foil and over 95 percent of tinned copper wire double-layer shielding, and has good shielding performance; the shielding layer is coated with waterproof factice, so that the outer conductor can be effectively protected; the outer sheath is also coated with a layer of fireproof mica tape, so that the inner cable can be effectively protected, and the outer sheath is made of soft polyvinyl chloride and can adapt to various environments. The cable can simultaneously transmit 5 groups of communication signals and can provide 300/500V power supply. Has good market prospect.

Claims

1.5G 50 ohm bundling coaxial power supply cable, which comprises a cable core wire and an outer sheath (6) which are sequentially coated from inside to outside; the method is characterized in that: a fireproof mica tape layer (5) for improving the fireproof performance is arranged between the cable core wire and the outer sheath; the cable core wire comprises a power line, a plurality of 50-ohm coaxial cables (1) and a plurality of filling ropes (4).

2. The 5G 50 ohm bundled coaxial power cable of claim 1, further comprising: the power line, the 50 ohm coaxial cable and the filling rope are arranged in the 50 ohm bundled coaxial power cable in parallel.

3. The 5G 50 ohm bundled coaxial power cable of claim 2, wherein: the power line is positioned in the center of the 50 ohm bundled coaxial power cable, and the plurality of 50 ohm coaxial cables are arranged on the outer circumferential surface of the 50 ohm bundled coaxial power cable in a surrounding mode; to form the basic profile required for the roundness of a 50 ohm bundled coaxial power cable.

4. The 5G 50 ohm bundled coaxial power cable of claim 3, wherein: the filling ropes are filled in gaps between the 50 ohm coaxial cables and the fireproof mica tape layer so as to improve the roundness of the 50 ohm bundled coaxial power supply cable.