CN211828265U - Cable for 5G antenna - Google Patents
Cable for 5G antenna Download PDFInfo
- Publication number
- CN211828265U CN211828265U CN201922375709.0U CN201922375709U CN211828265U CN 211828265 U CN211828265 U CN 211828265U CN 201922375709 U CN201922375709 U CN 201922375709U CN 211828265 U CN211828265 U CN 211828265U
- Authority
- CN
- China
- Prior art keywords
- layer
- optical fiber
- wire
- shaping
- insulating layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Communication Cables (AREA)
Abstract
The utility model discloses a cable for a 5G antenna, which comprises a shaping supporting wire, an optical fiber, a conducting wire, a water-blocking layer, a weaving fixing layer, a heat-insulating layer, an armor layer and a sheath layer; the woven fixing layer is wrapped with shaping supporting wires, optical fibers and conducting wires, one optical fiber and two conducting wires are distributed on the outer sides of the shaping supporting wires, and waterproof paste is filled in the woven fixing layer on the outer sides of the shaping supporting wires, the optical fibers and the conducting wires to form a waterproof layer; a heat-insulating layer is arranged on the outer side of the weaving fixing layer, a sheath layer is arranged on the outer side of the heat-insulating layer, and an armor layer is arranged between the heat-insulating layer and the sheath layer; the shaping supporting line is internally provided with a shaping metal wire, the outer side of the shaping metal wire is provided with a protective sleeve, the inner side of the protective sleeve is provided with a buffer gap, and the buffer gaps are distributed in a circular matrix along the central axis of the shaping supporting line. The utility model has the characteristics of reduce outdoor temperature and influence cable operating mode, separation steam influences optic fibre work, and separation electromagnetic interference ability is strong.
Description
Technical Field
The utility model relates to a cable for 5G antenna, especially one kind have and reduce outdoor temperature and influence the cable operating mode, and separation steam influences optic fibre work, and separation electromagnetic interference ability is strong cable for 5G antenna.
Background
In the era of integrated base stations, the antenna and the machine room are connected through a feeder RF cable, and the antenna is also passive.
In the 5G era, with BBU (baseband processing unit) separated from RRU (radio remote unit), RRH (radio remote head) integrated with antenna, antenna is changed from passive to time source. The active antenna integrates radio frequency into the antenna closely, loss of a feeder line is avoided, power consumption is lower under the condition that the same output power is guaranteed, the radio frequency part of the base station is arranged on the tower to dissipate heat naturally, use of an air conditioner in a machine room can be greatly reduced, energy consumption of a mobile network is effectively reduced, meanwhile, the active antenna is simple and attractive, the visual effect is good, and the effects of energy conservation and environmental protection are achieved.
The existing optical fiber cable for connecting the BBU and the RRU can only transmit optical signals and cannot supply power, so that an additional pair of conductive cables for connecting the BBU and the RSU and providing DC48V power for the antenna cannot be required to be installed. The antenna light and electricity separated connection has the advantages of more complicated system, large construction workload and higher construction cost.
The optical fiber cable is easily influenced by water vapor and outdoor temperature change, the transmission efficiency of the optical fiber cable is influenced, and the transmission loss of the optical fiber is increased; after the inside circular telegram of conductor cable, can produce the magnetic field, the magnetic field can influence the inside electric current of transmitting of another conductor cable again, influences current transmission.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a have and reduce outdoor temperature and influence the cable operating mode, separation steam influences optic fibre work, and the cable for the 5G antenna that separation electromagnetic interference ability is strong.
The purpose of the utility model can be realized by the following technical scheme:
a cable for a 5G antenna comprises a shaping supporting wire, an optical fiber, a conducting wire, a water blocking layer, a weaving fixing layer, a heat insulation layer, an armor layer and a sheath layer;
the woven fixing layer is wrapped with shaping supporting wires, optical fibers and conducting wires, one optical fiber and two conducting wires are distributed on the outer sides of the shaping supporting wires, and waterproof paste is filled in the woven fixing layer on the outer sides of the shaping supporting wires, the optical fibers and the conducting wires to form a waterproof layer;
a heat-insulating layer is arranged on the outer side of the weaving fixing layer, a sheath layer is arranged on the outer side of the heat-insulating layer, and an armor layer is arranged between the heat-insulating layer and the sheath layer;
the shaping supporting line is internally provided with a shaping metal wire, the outer side of the shaping metal wire is provided with a protective sleeve, the inner side of the protective sleeve is provided with a buffer gap, and a plurality of buffer gaps are distributed in a circular matrix along the central axis of the shaping supporting line;
the optical fiber comprises an optical fiber core, an optical fiber water-blocking layer and an optical fiber sleeve, wherein the optical fiber core is arranged in the optical fiber sleeve, a plurality of optical fiber cores are arranged in the optical fiber sleeve, and water-blocking paste is filled between the optical fiber core and the optical fiber sleeve to form the optical fiber water-blocking layer;
the wire comprises a copper core, an insulating layer, a metal woven mesh layer and a wire sheath layer, wherein the insulating layer is arranged on the outer side of the copper core, the metal woven mesh layer is arranged on the outer side of the insulating layer, and the wire sheath layer is arranged on the outer side of the metal woven mesh layer.
The utility model provides a cable for 5G antenna has and reduces outdoor temperature and influences cable operating mode, and separation steam influences optic fibre work, separation electromagnetic interference's characteristics. The utility model has the advantages that: the woven fixing layer is used for wrapping and shaping the supporting wires, the optical fibers, the conducting wires and the water-resistant layer; the looseness of the shaped supporting wire, the optical fiber and the conducting wire is avoided; the heat-insulating layer blocks the influence of the temperature outside the cable on the working conditions of the optical fibers and the conducting wires;
the shaping metal wire is used for bending and shaping; in the bending process of the shaped metal wire, the buffer gap on the protective sleeve outside the shaped metal wire adjusts the size of the buffer gap in the bending process, reduces the elastic deformation of the protective sleeve, prolongs the service life of the protective sleeve, and prevents water-blocking paste in the water-blocking layer from entering the shaped support wire and corroding the shaped metal wire;
the optical fiber sleeve protects the optical fiber core, and the optical fiber water-blocking layer prevents the optical fiber core from being influenced by water vapor and influences the light transmission in the optical fiber core;
the insulating layer reduces the current transmission in the copper core, and the metal mesh layer is formed by programming a plurality of layers of fine metal wires; the metal mesh layer blocks a magnetic field generated by current in the copper core from influencing other wires, and simultaneously the metal mesh layer blocks an external magnetic field from interfering with the copper core in the metal mesh layer.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic front view of a cable for a 5G antenna according to the present invention;
fig. 2 is an enlarged view of fig. 1 at a.
Detailed Description
The purpose of the utility model can be realized by the following technical scheme:
a cable for a 5G antenna is shown in figures 1-2 and comprises a shaping supporting wire 1, an optical fiber 2, a conducting wire 3, a water-blocking layer 4, a woven fixing layer 5, a heat-insulating layer 6, an armor layer 7 and a sheath layer 8;
the woven fixing layer 5 is internally wrapped with a shaping supporting wire 1, optical fibers 2 and conducting wires 3, one optical fiber 2 and two conducting wires 3 are distributed on the outer side of the shaping supporting wire 1, and the woven fixing layer 5 on the outer sides of the shaping supporting wire 1, the optical fibers 2 and the conducting wires 3 is filled with water-blocking paste to form a water-blocking layer 4;
a heat preservation layer 6 is arranged on the outer side of the weaving fixing layer 5, a sheath layer 8 is arranged on the outer side of the heat preservation layer 6, and an armor layer 7 is arranged between the heat preservation layer 6 and the sheath layer 8; the weaving fixing layer 5 is used for wrapping and shaping the supporting wire 1, the optical fiber 2, the conducting wire 3 and the water-resistant layer 4; the loosening of the shaping supporting wire 1, the optical fiber 2 and the conducting wire 3 is avoided; the heat preservation layer 6 prevents the temperature outside the cable from influencing the working conditions of the optical fibers 2 and the conducting wires 3;
a shaping metal wire 11 is arranged in the shaping support line 1, a protective sleeve is arranged on the outer side of the shaping metal wire 11, a buffer gap 12 is arranged on the inner side of the protective sleeve, and the buffer gaps 12 are distributed in a circular matrix along the central axis of the shaping support line 1; the shaping metal wire 11 is used for bending and shaping; in the bending process of the shaped metal wire 11, the size of the buffer gap 12 on the protective sleeve outside the shaped metal wire 11 is adjusted in the bending process, so that the elastic deformation of the protective sleeve is reduced, the service life of the protective sleeve is prolonged, and the water-blocking paste in the water-blocking layer 4 is prevented from entering the shaped supporting wire 1 and corroding the shaped metal wire 11;
the optical fiber 2 comprises an optical fiber core 21, an optical fiber water-resistant layer 22 and an optical fiber sleeve 23, wherein the optical fiber core 21 is arranged in the optical fiber sleeve 23, the optical fiber cores 21 are arranged in the optical fiber sleeve 23, and water-resistant paste is filled between the optical fiber cores 21 and the optical fiber sleeve 23 to form the optical fiber water-resistant layer 22; the optical fiber sleeve 23 protects the optical fiber core 21, and the optical fiber water-blocking layer 22 prevents the optical fiber core 21 from being affected by water vapor to influence light transmission in the optical fiber core 21;
the lead 3 comprises a copper core 31, an insulating layer 32, a metal mesh layer 33 and a lead sheath layer 34, wherein the insulating layer 32 is arranged on the outer side of the copper core 31, the metal mesh layer 33 is arranged on the outer side of the insulating layer 32, and the lead sheath layer 34 is arranged on the outer side of the metal mesh layer 33; the insulating layer 32 reduces the current transmission in the copper core 31, and the metal mesh layer 33 is formed by programming a plurality of layers of fine metal wires; the metal mesh layer 33 blocks the magnetic field generated by the current in the copper core 31 from affecting other wires 3, and the metal mesh layer 33 blocks the external magnetic field from interfering with the copper core 31 inside the metal mesh layer 33.
The utility model discloses a theory of operation:
the utility model is characterized in that a shaping supporting line 1, an optical fiber 2 and a conducting wire 3 are wrapped in a weaving fixing layer 5, one optical fiber 2 and two conducting wires 3 are distributed outside the shaping supporting line 1, and a water-blocking paste is filled in the weaving fixing layer 5 outside the shaping supporting line 1, the optical fiber 2 and the conducting wire 3 to form a water-blocking layer 4; a heat preservation layer 6 is arranged on the outer side of the weaving fixing layer 5, a sheath layer 8 is arranged on the outer side of the heat preservation layer 6, and an armor layer 7 is arranged between the heat preservation layer 6 and the sheath layer 8; the weaving fixing layer 5 is used for wrapping and shaping the supporting wire 1, the optical fiber 2, the conducting wire 3 and the water-resistant layer 4; the loosening of the shaping supporting wire 1, the optical fiber 2 and the conducting wire 3 is avoided; the heat preservation layer 6 prevents the temperature outside the cable from influencing the working conditions of the optical fibers 2 and the conducting wires 3;
the shaping metal wire 11 is used for bending and shaping; in the bending process of the shaped metal wire 11, the size of the buffer gap 12 on the protective sleeve outside the shaped metal wire 11 is adjusted in the bending process, so that the elastic deformation of the protective sleeve is reduced, the service life of the protective sleeve is prolonged, and the water-blocking paste in the water-blocking layer 4 is prevented from entering the shaped supporting wire 1 and corroding the shaped metal wire 11;
the optical fiber sleeve 23 protects the optical fiber core 21, and the optical fiber water-blocking layer 22 prevents the optical fiber core 21 from being affected by water vapor to influence light transmission in the optical fiber core 21;
the insulating layer 32 reduces the current transmission in the copper core 31, and the metal mesh layer 33 is formed by programming a plurality of layers of fine metal wires; the metal mesh layer 33 blocks the magnetic field generated by the current in the copper core 31 from affecting other wires 3, and the metal mesh layer 33 blocks the external magnetic field from interfering with the copper core 31 inside the metal mesh layer 33.
The utility model provides a cable for 5G antenna has and reduces outdoor temperature and influences cable operating mode, and separation steam influences optic fibre work, separation electromagnetic interference's characteristics. The utility model has the advantages that: the woven fixing layer is used for wrapping and shaping the supporting wires, the optical fibers, the conducting wires and the water-resistant layer; the looseness of the shaped supporting wire, the optical fiber and the conducting wire is avoided; the heat-insulating layer blocks the influence of the temperature outside the cable on the working conditions of the optical fibers and the conducting wires;
the shaping metal wire is used for bending and shaping; in the bending process of the shaped metal wire, the buffer gap on the protective sleeve outside the shaped metal wire adjusts the size of the buffer gap in the bending process, reduces the elastic deformation of the protective sleeve, prolongs the service life of the protective sleeve, and prevents water-blocking paste in the water-blocking layer from entering the shaped support wire and corroding the shaped metal wire;
the optical fiber sleeve protects the optical fiber core, and the optical fiber water-blocking layer prevents the optical fiber core from being influenced by water vapor and influences the light transmission in the optical fiber core;
the insulating layer reduces the current transmission in the copper core, and the metal mesh layer is formed by programming a plurality of layers of fine metal wires; the metal mesh layer blocks a magnetic field generated by current in the copper core from influencing other wires, and simultaneously the metal mesh layer blocks an external magnetic field from interfering with the copper core in the metal mesh layer.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (3)
1. A cable for a 5G antenna comprises a shaping supporting wire (1), an optical fiber (2), a conducting wire (3), a water-resistant layer (4), a woven fixing layer (5), a heat-insulating layer (6), an armor layer (7) and a sheath layer (8), and is characterized in that;
the woven fixing layer (5) is internally wrapped with a shaping supporting wire (1), optical fibers (2) and conducting wires (3), one optical fiber (2) and two conducting wires (3) are distributed on the outer side of the shaping supporting wire (1), and a water-blocking paste is filled in the woven fixing layer (5) on the outer sides of the shaping supporting wire (1), the optical fibers (2) and the conducting wires (3) to form a water-blocking layer (4);
a heat-insulating layer (6) is arranged on the outer side of the woven fixing layer (5), a sheath layer (8) is arranged on the outer side of the heat-insulating layer (6), and an armor layer (7) is arranged between the heat-insulating layer (6) and the sheath layer (8);
the novel sizing support line is characterized in that a sizing metal wire (11) is arranged in the sizing support line (1), a protective sleeve is arranged on the outer side of the sizing metal wire (11), buffer gaps (12) are arranged on the inner side of the protective sleeve, and the buffer gaps (12) are distributed in a circular matrix along the central shaft of the sizing support line (1).
2. The cable for the 5G antenna according to claim 1, wherein the optical fiber (2) comprises an optical fiber core (21), an optical fiber water-blocking layer (22) and an optical fiber sleeve (23), the optical fiber core (21) is arranged in the optical fiber sleeve (23), the optical fiber cores (21) are arranged in the optical fiber sleeve (23), and a water-blocking paste is filled between the optical fiber core (21) and the optical fiber sleeve (23) to form the optical fiber water-blocking layer (22).
3. The cable for the 5G antenna according to claim 1, wherein the conductive wire (3) comprises a copper core (31), an insulating layer (32), a metal mesh layer (33) and a conductive wire sheath layer (34), the insulating layer (32) is arranged outside the copper core (31), the metal mesh layer (33) is arranged outside the insulating layer (32), and the conductive wire sheath layer (34) is arranged outside the metal mesh layer (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922375709.0U CN211828265U (en) | 2019-12-26 | 2019-12-26 | Cable for 5G antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922375709.0U CN211828265U (en) | 2019-12-26 | 2019-12-26 | Cable for 5G antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211828265U true CN211828265U (en) | 2020-10-30 |
Family
ID=73035737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922375709.0U Active CN211828265U (en) | 2019-12-26 | 2019-12-26 | Cable for 5G antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211828265U (en) |
-
2019
- 2019-12-26 CN CN201922375709.0U patent/CN211828265U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204269891U (en) | A kind of four optical-fiber cable assembly | |
| CN211828265U (en) | Cable for 5G antenna | |
| CN202549488U (en) | Photoelectric compound cable for 3G launching tower base station | |
| CN209000594U (en) | A kind of Multi-core branch combined cable | |
| CN216487468U (en) | Water, electricity and gas composite cable | |
| CN214101813U (en) | Mining intrinsic safety type Wi-Fi ad hoc network base station | |
| CN215815340U (en) | High-heat-dissipation composite optical cable | |
| CN214897800U (en) | Special cable for optical fiber composite medium-voltage tower crane | |
| CN204463921U (en) | A kind of Multifunction photoelectric mixed cable | |
| CN104779010A (en) | Optic/electric composite cable for mobile Internet | |
| CN201402678Y (en) | Lightning-proof optical cable | |
| CN111818544A (en) | Digital active system for improving coverage | |
| CN208781605U (en) | A kind of 5G antenna optoelectronic composite cable | |
| CN202307269U (en) | Radiation electric cable | |
| CN109243697A (en) | A kind of 5G antenna optoelectronic composite cable | |
| CN208284278U (en) | One kind being used for digital communication fire resistant special type flexibility aluminium alloy cable | |
| CN204463912U (en) | The electric integrated cable of a kind of novel optical fiber | |
| CN216647932U (en) | Outdoor special cable for communication | |
| KR20200133676A (en) | Power unit And Power Cable For Mobile Communication Base Station | |
| CN215069298U (en) | High fire-resistant aluminum alloy aerial [ insulated ] cable | |
| CN204178810U (en) | The indoor type photoelectric mixed cable of wireless radio remote unit | |
| CN202615891U (en) | External fiber composite low-voltage cable | |
| CN209730785U (en) | A kind of intelligent power distribution automated station cable and wire cushioning supportive part | |
| CN213183665U (en) | Anti-interference wear-resistant cable | |
| CN211879042U (en) | Intelligent cable with multi-transmission function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |