CN215377012U - Low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection - Google Patents
Low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection Download PDFInfo
- Publication number
- CN215377012U CN215377012U CN202120625390.7U CN202120625390U CN215377012U CN 215377012 U CN215377012 U CN 215377012U CN 202120625390 U CN202120625390 U CN 202120625390U CN 215377012 U CN215377012 U CN 215377012U
- Authority
- CN
- China
- Prior art keywords
- low
- layer
- resistant
- temperature
- cable
- 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 low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection, which comprises a plurality of power lines for equipment connection and a plurality of optical cables for communication, and further comprises a non-hygroscopic soft filling layer 6, a cabling tape layer 7, a shielding monitoring layer 8, a tearing rope 9 and a low-temperature-resistant outer protective layer 10, wherein the non-hygroscopic soft filling layer wraps the power lines for equipment connection and the optical cables for communication in sequence from an inner layer to an outer layer; wherein, from the inlayer to the skin respectively include in proper order: the optical cable comprises an optical fiber 1, a reinforced composite steel wire 2 and an optical cable low-temperature-resistant sheath layer 3; the power line for equipment connection sequentially and respectively comprises from the inner layer to the outer layer: a flexible conductor 4 and a low temperature resistant and low temperature resistant insulating layer 5. The utility model provides photoelectric combination in the structural design for avoiding secondary wiring, and realizes the characteristic of convenient construction.
Description
Technical Field
The utility model relates to a composite cable for power distribution and communication of 5G base station equipment, in particular to a low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection.
Background
Over the past thirty years, mobile networks have undergone one-to-one innovation, and almost every decade, a new generation of mobile technology has emerged, thereby bringing about a leap in efficiency and experience. In the 1G era, people are liberated from fixed telephones, 2G also solves various limitations of 1G, 3G introduces a mobile broadband for the first time, 4G upgrading brings a faster and more stable mobile broadband, 5G at present enters a commercial stage, commercial projects surrounding 5G are also developed and applied, no matter VR/AR technical scene application, unmanned aerial vehicles, industrial pipelines, automatic driving automobiles and other applications to be popularized and realized are realized, and even the 5G is about to meet huge changes, asset tracking, intelligent agriculture, wisdom, energy/public resource monitoring, entity infrastructure, intelligent home and other Internet of things fields. Therefore, the 5G communication technology not only greatly improves the transmission rate, but also has ultrahigh reliability, extremely low time delay, ultrahigh coverage and ultrahigh network bearing capacity.
This means that more 5G base stations are required to be constructed to satisfy the big data, which means that more 5G base stations are required to satisfy the big data, and efficient data transmission can be performed. The 5G base station is a core device of the 5G network, provides wireless coverage, and realizes wireless signal transmission between a wired communication network and a wireless terminal. The architecture and morphology of the base station directly affect how the 5G network is deployed. In the technical standard, the frequency band of 5G is much higher than that of 2G, 3G and 4G networks, and the 5G network mainly works in the frequency band of 3000-5000MHz at present. The base station density of a 5G network will be higher since the higher the frequency, the greater the attenuation in the signal propagation. If the 5G application is not isolated from the base station, power lines and communication cables are indispensable in the construction of the base station.
At present, the 5G base station equipment mainly adopts the traditional power line and the optical cable for communication to respectively transmit electric energy and communication signals, has a single transmission technology, occupies a large amount of space, and causes the problems of high purchasing cost of enterprises, repeated wiring, inconvenient construction, incapability of monitoring line safety and the like; meanwhile, in northern areas, the softness and the service performance of the cable are changed due to the cold external environment. Therefore, in the construction of the 5G base station, a series of problems of efficient transmission, low control cost, convenient and fast construction and wiring, operation monitoring, safety, environmental protection, no influence of external temperature and the like are particularly necessary to be solved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a low-temperature-resistant shielding monitoring type communication power supply composite cable for connecting 5G equipment. This cable can be more convenient in the work progress, uses the wiring installation space still less, adapts to the more complicated environment of laying to under the prerequisite of guaranteeing transmission rate, ensure basic station safety and stability's operation.
The technical scheme of the utility model is as follows: a low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection comprises a plurality of power lines for equipment connection and a plurality of optical cables for communication, and further comprises a non-hygroscopic softened filling layer 6, a cabling tape layer 7, a shielding monitoring layer 8, a tearing rope 9 and a low-temperature-resistant outer protection layer 10, wherein the non-hygroscopic softened filling layer wraps the power lines for equipment connection and the optical cables for communication in sequence from an inner layer to an outer layer;
wherein, optical cable for communication includes respectively from inlayer to skin in proper order: the optical cable comprises an optical fiber 1, a reinforced composite steel wire 2 and an optical cable low-temperature-resistant sheath layer 3;
the power line for equipment connection sequentially and respectively comprises from the inner layer to the outer layer: a flexible conductor 4 and a low temperature resistant insulating layer 5.
Furthermore, the equipment is symmetrically arranged by a power line for connection; the optical cables for communication are symmetrically arranged. The symmetrical arrangement is beneficial to rounding the appearance of the composite cable during cabling.
Further, the optical fiber 1 adopts a bending insensitive single mode optical fiber G.657A2. The single-mode optical fiber has the advantages of small modal dispersion, long transmission distance support, strong stability, excellent bending performance and difficult damage.
Furthermore, the surface of the reinforced composite steel wire 2 is coated with a 0.05mm anticorrosion coating according to GB/T24202-2009. The optical fiber protection device has the advantages that the optical fiber is protected from being damaged, and stable transmission of optical signals is guaranteed.
Further, the low-temperature-resistant sheath layer 3 of the optical cable is formed by densely extruding and wrapping a halogen-free low-smoke cold-resistant sheath material. The cable has the beneficial effects that when the cable is used at lower external temperature, the softness and the service performance of the cable are still kept unchanged.
Furthermore, the optical fiber 1, the reinforced composite steel wire 2 and the optical cable low-temperature-resistant sheath layer 3 together form an optical cable for communication of the composite cable. The method has the beneficial effect of completing the efficient and stable transmission of the signals used for communication. The specification of the power distribution power line for 5G equipment connection is concentrated at 1.5-6 mm2The outer diameter of the insulated wire core of the power line is larger than that of the optical cable, and two phases or direct current are mainly used, so that the insulated wire core is mainly provided with two cores. Therefore, the optical cable can be placed in the gap between the two cores to form the cable, the outer diameter of the power line is not increased, the optical cable and the power line are combined, and less wiring space is used.
Further, the flexible conductor 4 is a sixth type conductor. The cable has the beneficial effects that the bending performance of the cable is improved, and the construction is convenient.
Further, the low-temperature-resistant insulating layer 5 is formed by extruding and wrapping an environment-friendly flame-retardant low-temperature-resistant insulating material. The environment-friendly insulating material has the beneficial effect that when a fire disaster happens, the environment-friendly insulating material can not cause serious damage and pollution to surrounding people and environment.
Further, the shielding monitoring layer 8 is formed by weaving and shielding copper wires. The cable core structure has the beneficial effects that the mutual interference of strong electric signals among intensive base stations is reduced, and more importantly, the integrity of the outer protective layer can be monitored in real time, so that early warning is provided for further damage of the cable core structure.
Further, the low temperature resistant outer sheath 10 is formed by extruding and wrapping an environment-friendly flame retardant sheath material. The environment-friendly cable sheath material has the beneficial effects that when the cable is used at lower external temperature, the softness and the use performance of the cable are still kept unchanged, and meanwhile, the environment-friendly cable sheath material cannot cause serious damage and pollution to surrounding people and environment.
Has the advantages that: the composite cable can completely realize the aim of constructing efficient and safe data transmission of the 5G base station; meanwhile, due to the properties of soft structure, photoelectric combination and the like, the problems of construction inconvenience, secondary wiring and the like caused by a 5G base station in a high-density construction process are well solved, and the purchasing cost, the construction cost and the network construction cost are directly reduced; the shielding layer is used, the integrity of the cable core can be better monitored, the extremely high flame-retardant and environment-friendly performance greatly improves the safety of the 5G base station after normal operation, so that the additional value of the cable is further improved,
in addition, the utility model especially provides that the power line and the communication cable are combined and integrally laid in consideration of convenience of construction, and compared with the traditional power line and communication cable, the utility model has the characteristics of convenience in construction, small wiring space, suitability for complex low-temperature environment, safety and stability; the cable is suitable for occasions such as 5G application intensive base station construction.
Moreover, the low-temperature resistance of the composite cable not only enables the cable to still keep soft and stable performance in the use process in severe cold areas, but also has the advantages of light weight, small occupied space, convenience and rapidness in construction, avoidance of secondary wiring and the like; moreover, the requirements of low purchasing cost, low construction cost and low network construction cost of customers are met; meanwhile, huge bandwidth access can be provided, multiple transmission technologies are provided, the advantages of anti-interference effects are obvious, online operation monitoring is achieved, the adaptability of the same equipment is high, the expandability is strong, the product application range is wide, the developed product performance meets the requirement of 5G equipment power supply connection power distribution, meanwhile, the transmission performance of optical communication signals is considered, and the current market requirement is completely met.
Drawings
The patent is further described with reference to the drawings and the embodiments.
FIG. 1 is a schematic structural view of the present patent;
the cable comprises an optical fiber 1, a reinforced composite steel wire 2, an optical cable low-temperature-resistant sheath layer 3, a flexible conductor 4, a low-temperature-resistant insulating layer 5, a non-hygroscopic soft filler 6, a cabling tape layer 7, a shielding monitoring layer 8, a tearing rope 9 and a low-temperature-resistant outer protective layer 10.
Detailed Description
As shown in fig. 1, in one embodiment, a low temperature resistant shielding monitoring type communication power composite cable for 5G equipment connection comprises an optical fiber 1, a reinforced composite steel wire 2, a cable low temperature resistant sheath layer 3, a flexible conductor 4, a low temperature resistant insulating layer 5, a non-hygroscopic soft filler 6, a cabling tape layer 7, a shielding monitoring layer 8, a tearing rope 9 and a low temperature resistant outer sheath layer 10. The optical fiber 1, the reinforced composite steel wire 2 and the low-temperature-resistant sheath layer 3 of the optical cable form the optical cable for communication, and are mainly used for communication signal transmission, and the flexible conductor 4 and the low-temperature-resistant insulating layer 5 form a power line for equipment connection, and are mainly used for power transmission.
The optical fiber 1 adopts a bending insensitive single-mode optical fiber G.657A2 which has various characteristics of a non-dispersion displacement single-mode optical fiber, the diameter of the optical fiber is 250 +/-15 microns mu m, the mode dispersion is very small, the main factor influencing the width of an optical fiber transmission band is various dispersions, the mode dispersion is most important, and the dispersion of the single-mode optical fiber is small, so that the optical fiber can be transmitted for a long distance in a very wide frequency band; and the performance is more excellent in the aspect of bending performance, and the method is suitable for 1260 nm-1625 nm full-wave band transmission systems. The attenuation of the bending accessory of the bending insensitive single-mode fiber in a long wavelength band is very small, even if the bending radius is 7.5mm, the additional loss of a 1625nm window is only 0.8dB, and the requirement of high efficiency and stability of optical signal transmission is met.
The reinforced composite steel wire 2 adopts the phosphated steel wire surface in GB/T24202-2009 to coat a 0.05mm anticorrosion coating, because the optical fiber is a very thin glass fiber + coating layer, the toughness is weak, if the tensile strength of the routing and the external mechanical stress damage resistance cannot be supported by the strength of the glass fiber, the steel wire with the diameter larger than the size and the outer diameter of the optical fiber is added on the two sides of the optical fiber, the defect of the physical and mechanical properties of the optical fiber can be effectively compensated, the phosphated steel wire with the diameter of 0.43mm is adopted as a reinforcing element, and the steel wire coating layer can prevent the steel wire from corroding the sheath layer, the material properties are reduced, and the optical fiber stripping in the construction process is facilitated. The use of the reinforced core and the coating layer greatly prolongs the service life of the optical cable.
The low-temperature-resistant sheath layer 3 of the optical cable is formed by extruding and wrapping halogen-free low-smoke polyolefin sheath materials by an extruder, the selection of the material and the performance requirement of the outer sheath layer meet the GB/T32129-.
The flexible conductor 4 adopts a sixth conductor structure in GB/T3956-. The product mainly aims at 1.5-6 mm2Specification, 1.5, 2.5mm2The specification is formed by one-time bunching and twisting, 4 mm and 6mm2Generally, the compound yarn is produced by adopting a production process of firstly performing strand bunching and then performing strand compound twisting. After the compound twisting is finished, a layer of polyester tape can be added and wrapped to prevent the wire core from loosening.
The low-temperature-resistant insulating layer 5 is formed by extruding and wrapping an environment-friendly flame-retardant low-temperature insulating material through an extruder, the corresponding environment-friendly material with the temperature of 70 degrees or 90 degrees can be selected according to the use temperature, and each core of the insulating layer is distinguished and marked by adopting different colors.
The non-hygroscopic softened filler 6 is typically formed of a flame retardant filler fiber or yarn; the water-blocking filling yarns can be adopted according to different use characteristics and conditions of the cable, and when the water-blocking filling yarns are adopted, the longitudinal water-proof and moisture-proof effects can be achieved in the use process of the cable. The cable core should be round no matter what filling material is adopted; the stranding pitch of the cable core is not more than 16 times of the outer diameter of the cable.
The cabling belt layer 7 is formed by lapping non-hygroscopic lapping materials in an overlapping mode, usually a layer of environment-friendly polyester tape is adopted, and the lapping and covering rate of the lapping is not less than 30%.
The shielding monitoring layer 8 should adopt 0.15mm oxygen-free copper monofilament, several monofilaments are combined and then braided for shielding, and the braiding density should be ensured not to be less than 85%.
The tearing rope 9 can be made of ultra-low shrinkage aramid yarn and is arranged between the low-temperature-resistant outer protective layer and the cabling cable core in the production process of the low-temperature-resistant outer protective layer, and the cable core can be conveniently stripped in the construction process by the application of the tearing rope.
The low temperature resistant outer protective layer 10 is formed by densely extruding and wrapping halogen-free low-smoke low temperature resistant sheath materials. And extruding and wrapping by an extruder. The selection of the material and the performance requirement of the outer protective layer meet the GB/T32129-2015 requirement, and the low temperature thereof reaches the test requirement of 45 ℃ below zero; and other low-temperature-resistant environment-friendly materials such as rat and ant resistance, ultraviolet resistance, oil resistance and the like can be adopted according to the use environment and the requirements of customers.
The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. It is to be understood that such changes and modifications are intended to be included within the scope of the appended claims. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (9)
1. A low temperature resistant shielding monitoring type communication power supply composite cable for 5G equipment connection is characterized in that: the cable comprises a plurality of power lines for connecting equipment and a plurality of optical cables for communication, and further comprises a non-hygroscopic soft filling layer (6) for wrapping the power lines for connecting the equipment and the optical cables for communication, a cabling tape layer (7), a shielding monitoring layer (8), a tearing rope (9) and a low-temperature-resistant outer protective layer (10) in sequence from an inner layer to an outer layer;
wherein, optical cable for communication includes respectively from inlayer to skin in proper order: the optical fiber cable comprises an optical fiber (1), a reinforced composite steel wire (2) and an optical cable low-temperature-resistant sheath layer (3);
the power line for equipment connection sequentially and respectively comprises from the inner layer to the outer layer: a flexible conductor (4) and a low temperature resistant insulating layer (5).
2. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the equipment is symmetrically arranged by a power line for connection; the optical cables for communication are symmetrically arranged.
3. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the optical fiber (1) adopts a bending insensitive single mode optical fiber.
4. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the reinforced composite steel wire (2) adopts a phosphated steel wire surface conforming to GB/T24202-2009 to coat a 0.05mm anticorrosive coating.
5. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the low-temperature-resistant optical cable sheath layer (3) is formed by compactly extruding a halogen-free low-smoke low-temperature-resistant sheath material.
6. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the flexible conductor (4) adopts a sixth type conductor.
7. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the low-temperature-resistant insulating layer (5) is formed by extruding and wrapping low-temperature-resistant environment-friendly flame-retardant insulating materials.
8. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the shielding monitoring layer (8) is braided and shielded by an oxygen-free copper wire.
9. The composite cable for a communication power supply of a low temperature-resistant shield monitoring type for 5G device connection according to claim 1, wherein: the low-temperature-resistant outer protective layer (10) is formed by closely extruding a halogen-free low-smoke low-temperature-resistant sheath material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020229241083 | 2020-12-09 | ||
| CN202022924108 | 2020-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215377012U true CN215377012U (en) | 2021-12-31 |
Family
ID=79624443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120625390.7U Active CN215377012U (en) | 2020-12-09 | 2021-03-29 | Low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215377012U (en) |
-
2021
- 2021-03-29 CN CN202120625390.7U patent/CN215377012U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212380181U (en) | High-temperature-resistant composite cable | |
| CN109979667B (en) | Light power communication fireproof cable and preparation method thereof | |
| CN108847305A (en) | A kind of super soft intelligence control photoelectric mixed cable of high-speed video transmission | |
| CN201247606Y (en) | Synthesis cable for robot | |
| CN201812508U (en) | Fire-fighting corrosion-resistant and weather-proof armored cable for offshore oil platform | |
| CN204117662U (en) | A kind of multi-functional composite medium-pressure power cable | |
| CN210403244U (en) | Novel indoor wireless photoelectric composite cable for distribution system | |
| CN215377012U (en) | Low-temperature-resistant shielding monitoring type communication power supply composite cable for 5G equipment connection | |
| CN208507227U (en) | A kind of super soft intelligence control photoelectric mixed cable of high-speed video transmission | |
| CN215377046U (en) | Communication power supply composite cable for 5G equipment connection | |
| CN213519359U (en) | Intelligent modified polypropylene insulated power cable with rated voltage of 35kV | |
| CN210403243U (en) | Photoelectric composite cable for indoor wireless distribution system | |
| CN203931556U (en) | A kind of fire-resistant control flexible cable | |
| CN203150303U (en) | Flat communication cable for remote control intelligent production equipment | |
| CN202976938U (en) | Six-core flame retardation light cable | |
| CN216212400U (en) | Aluminum alloy core fire-resistant armored photovoltaic cable for photovoltaic system | |
| CN216487369U (en) | Compound insulating flexible fireproof cable | |
| CN218299458U (en) | Optical fiber composite data cable | |
| KR20200062655A (en) | Photovoltaic composite low toxicity flame retardant wire and its structure | |
| CN217386754U (en) | Flame-retardant photoelectric composite cable capable of being repeatedly retracted and released | |
| CN204407069U (en) | Communication power supply four-core flame-retardant aluminium alloy flexible cable | |
| CN213877611U (en) | Bending-resistant light electrophone combined cable | |
| CN201812511U (en) | Signal monitoring and control cable for safety monitoring system of ocean-going large ship | |
| CN219936716U (en) | Optical fiber composite low-voltage cable | |
| CN211376220U (en) | Mining soft smooth signal cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |