CN203433897U - Photoelectric mixed cable for wireless remote radio unit - Google Patents
Photoelectric mixed cable for wireless remote radio unit Download PDFInfo
- Publication number
- CN203433897U CN203433897U CN201320489490.7U CN201320489490U CN203433897U CN 203433897 U CN203433897 U CN 203433897U CN 201320489490 U CN201320489490 U CN 201320489490U CN 203433897 U CN203433897 U CN 203433897U
- Authority
- CN
- China
- Prior art keywords
- mixed cable
- photoelectric mixed
- cable
- wireless radio
- remote unit
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Communication Cables (AREA)
Abstract
The utility model discloses a photoelectric mixed cable for a wireless remote radio unit. The photoelectric mixed cable comprises a cladding layer and an armor layer sleeved outside the cladding layer. At least a group of power lines, at least a group of loose tube optical-fiber units and a right amount of filling ropes are disposed in the cladding layer. The photoelectric mixed cable has the advantages of small outer diameter, light weight and small occupation space, and a series of problems that can be solved by utilizing a plurality of cables under normal circumstances can be solved by one mixed cable instead here; the photoelectric mixed cable has the advantages of low client purchase cost, low construction cost and low network construction cost; the photoelectric mixed cable has the advantages of superior bending performance, good lateral pressure resistance performance and convenient construction; a plurality of transmission technologies are provided at the same time, the cable is highly adapted to equipment, and is highly extensible, and a range of product applicability is wide; huge bandwidth access is provided; cost is saved, tight buffered fibers are used in reservation for fiber-to-the-home, and secondary laying is prevented; and the equipment electricity problem in the construction of a network is solved, and a power supply line is prevented from repeatedly laying.
Description
Technical field
The utility model relates to field of telecommunications cables, specifically refers to the photoelectric mixed cable that a kind of wireless radio remote unit is used.
Background technology
In base station signal transmission system, from Base Band Unit BBU (Base Band Unit), to the cable wireless radio remote unit RRU (Remote Radio Unit), be called cable for wireless radio remote unit (RRU), the cable of wherein take is used photoelectric mixed cable as RRU provides the wireless radio remote unit (RRU) that is called of optical signal transmission and supply of electric power simultaneously.
Less radio-frequency remote technology generally comprises remote radio, intermediate frequency zooms out zooms out three kinds with tight tube fiber.Remote radio is the technology of applying the earliest, and remote radio can be separated the radio frequency part of base station and wireless signal processing section, when far-end amplifying signal, noise can not amplified simultaneously.Remote radio adopts radio frequency coaxial-cable to zoom out, so cost is relatively high, but cost is relatively low in device and maintenance.Intermediate frequency zooms out on the basis of remote radio radio-frequency (RF) transceiver is moved in far-pulling module from indoor base station main body.Because being also adopts radio frequency coaxial-cable signal transmission, therefore also have the problem of remote radio, and it is a kind of transitional technology, there is the risk being eliminated.Its advantage is, zooms out distance and obviously promotes, and supports convenient, flexible networking.Tight tube fiber zooms out also referred to as baseband extension, is on the basis of zooming out at intermediate frequency, and intermediate frequency unit is moved to far-pulling module from indoor base station main body.Owing to being digital signal zooming out what transmit on connecting line, thus can use tight tube fiber to zoom out, more than transmission range generally can reach 5km.Tight tube fiber zooms out the problem of disturbing and disposing that preferably resolves, but it needs more expensive optics and higher maintenance cost, and difficulty of construction is also larger.
Remote radio and intermediate frequency zoom out and all adopt radio frequency coaxial-cable as transmission line, and radio frequency coaxial-cable has the characteristic increasing along with frequency rising loss, can not adapt to mobile communication from 2G to 3G, arrive again 4G, 5G even in the future, the high frequency developing steps of 6G, and tight tube fiber zooms out owing to adopting tight tube fiber as transmission line, the relative radio frequency coaxial-cable loss of tight tube fiber is much smaller and be not substantially subject to frequency influence, although so remote radio still occupies the main force at present, tight tube fiber zooms out as a kind of new remote technology and enters commercial stage.
Traditional tight tube fiber zoom out adopt loose casing fiber optic unit and sub power source line from pattern, exist cost higher, install, safeguard the shortcomings such as inconvenience.
Utility model content
The photoelectric mixed cable that provides a kind of wireless radio remote unit to use is provided the purpose of this utility model, solve that current tight tube fiber zooms out middle loose casing fiber optic unit and sub power source line is high from the cost bringing, inconvenient problem is installed, reach and cut down wiring cost, simplify the object of installing, improving efficiency of operation.
The purpose of this utility model is achieved through the following technical solutions:
The photoelectric mixed cable that wireless radio remote unit is used, comprises lapping layer and is sleeved on the armour outside lapping layer, is provided with at least one group of power line, at least one group of pine casing fiber optic unit and appropriate gasket for packing in lapping layer.Photoelectric mixed cable of the present utility model mainly comprises two structures: cable core, with cable skin, wherein cable suitcase is drawn together lapping layer, and armour, the effect of lapping layer is that cable core is wound around and is packed tightly, the effect of armour is to carry out whole fixing, cable core of the present utility model comprises three structures: power line, pine casing fiber optic unit, and gasket for packing, the quantity of power line can be selected according to actual demand, the quantity of pine casing fiber optic unit also can be selected one or more groups according to different instructions for uses, the effect of gasket for packing is that the space between power line and loose casing fiber optic unit is filled, different according to the size in different spaces, the specification of gasket for packing can be different, can take diversified specification, and, its quantity also can arrange according to the actual needs and rationally, the utility model adopts the structure that simultaneously comprises loose casing fiber optic unit and power line in is mixed cable, not only broken through traditional split type concept, and it is integrated into loose casing fiber optic unit and power line in a wrinkles aluminium tube cable, the durable design of compactness possessing, compare with traditional direct wiring mode that to have installation more convenient, the feature that cost is more saved, this photoelectric mixed cable is the choosing of the ideal of tight tube fiber remote base station wiring, especially applicable for the narrow website of installing space, also can be used on wireless indoor compartment system, microwave backhaul networking, compare with adopting conventional radio frequency coaxial cable, cable quantity required can simplify 1 from 9, by minimizings station tower or roof load, has greatly simplified wiring flow and has reduced installation cost, and the while has significantly been saved operation expenses.
Specifically, described power line comprises power line insulating barrier and the power line sheath outside two stranded copper conductors, every copper conductors.
Specifically, described loose casing fiber optic unit comprises loose sleeve pipe, has two tight tube fibers and a branch of aramid yarn stiffener in loose sleeve pipe.
Specifically, in described armour, be also provided with and tear rope.By setting, tear rope, that can conveniently mix cable tears, extracts termination.
Described armour is made by the vertical bag welding of aluminium strip embossing, at armour, is also provided with oversheath outward; Or described armour is plastic-aluminum composite sheath.Further, armour can be taked two kinds of structures, the first: armour adopts the vertical bag welding of the aluminium strip embossing that thickness is 0.10mm ~ 0.50mm to make, now, need to oversheath be set outward at armour, for the protection of aluminium strip armour, aluminium strip guarantees that the weight of cable reaches the lightest, compare polyethylene pipe, aluminum pipe can provide for fragile tight tube fiber better protection, simultaneously also much lower than the cost of cable tray; The second: armour is plastic-aluminum composite sheath, now, the intensity of itself is enough, can omit oversheath.These two kinds of structures can realize identical function, can replace arbitrarily.
Described oversheath adopts PVC, low smoke halogen-free flame-retardant polyolefin or PE to make.
Described power line insulating barrier adopts PE, crosslinked PE, PVC or low smoke halogen-free flame-retardant polyolefin to make.
The utility model compared with prior art, has following advantage and beneficial effect:
The photoelectric mixed cable that a kind of wireless radio remote unit of 1 the utility model is used, loose casing fiber optic unit and power line are integrated in a wrinkles aluminium tube cable, the durable design of compactness possessing, compares and has the advantages that installation is more convenient, cost is more saved with traditional direct wiring mode; This photoelectric mixed cable is the choosing of the ideal of tight tube fiber remote base station wiring, especially applicable for the narrow website of installing space, also can be used on wireless indoor compartment system, microwave backhaul networking; Compare with adopting conventional radio frequency coaxial cable, cable quantity required can simplify 1 from 9, by minimizings station tower or roof load, has greatly simplified wiring flow and has reduced installation cost, and the while has significantly been saved operation expenses;
The photoelectric mixed cable that a kind of wireless radio remote unit of 2 the utility model is used, by near antenna, realize tight tube fiber zoom out easy, flexibly and more cost is disposed economically, can in network evolution, cut down wiring spending, simplify and install, improve efficiency of operation by power-assisted mobile operator, can effectively control the energy consumption of base station, and reduce its carbon emission simultaneously; Photoelectric mixed cable of the present utility model is mainly used in being positioned at this locality of same website and zooms out, and length is generally 100m～300m.Its typical application scenarios comprises zooming out of the zooming out of home base stations, indoor distribution, and other similar scenes etc.; Photoelectric mixed cable connects BBU and RRU, separates the mode laying compare with loose casing fiber optic unit and power line, can reduce laid down cost, saves shaft tower route resource, makes installation, maintenance, the management more convenient and quicker of base station;
The photoelectric mixed cable that a kind of wireless radio remote unit of 3 the utility model is used, its external diameter is little, lightweight, takes up room little, and the series of problems that generally could solve with many cables, can mix cable with one at this and replace; Client's purchase cost is low, and operating expenses is low, and networking expense is low; There is superior bending property and good resistance to side pressure performance, easy construction; Multiple transmission technology is provided simultaneously, and high with the adaptability of equipment, extensibility is strong, product is widely applicable; Huge bandwidth access is provided; Cost-saving, using tight tube fiber as the use reserved to family, avoided secondary wiring; Solve equipment electrical problem in networking, avoid repeating to lay supply line.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms the application's a part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the utility model embodiment mono-structural representation;
Fig. 2 is the utility model embodiment bis-structural representations;
Fig. 3 is the utility model embodiment tri-structural representations.
Mark and corresponding parts title in accompanying drawing:
1-oversheath, 2-armour, 3-tears rope, 4-lapping layer, 5-copper conductors, 6-power line insulating barrier, 7-power line sheath, 8-pine sleeve pipe, 9-tight tube fiber, 10-aramid yarn stiffener, 11-gasket for packing.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment mono-
As shown in Figure 1, the photoelectric mixed cable that a kind of wireless radio remote unit of the utility model is used, comprise the oversheath 1 of coaxial package from outside to inside, armour 2, lapping layer 4, oversheath 1 adopts PVC to make, armour 2 adopts the vertical bag welding of the aluminium strip embossing that thickness is 0.10mm ~ 0.50mm to make, in lapping layer 4, be placed with core, core comprises three groups of uniform power lines, three groups of uniform loose casing fiber optic unit, power line and loose casing fiber optic unit interval distribute, at power line, in space between pine casing fiber optic unit and lapping layer 4, gasket for packing 11 is installed, in armour 2, be provided with and tear rope 3, wherein, power line comprises two stranded copper conductors 5, copper conductors 5 is wrapped with power line insulating barrier 6 and forms complete single power line, power line insulating barrier 6 adopts PE to make, at two power lines, be wrapped with power line sheath 7, pine casing fiber optic unit comprises loose sleeve pipe 8, in loose sleeve pipe 8, be furnished with two tight tube fibers 9 and a branch of aramid yarn stiffener 10, tight tube fiber 9 can adopt single mode tight tube fiber or multimode tight tube fiber, also can adopt flexible steel pipe to carry out mechanical protection outside loose casing fiber optic unit.
Embodiment bis-
As shown in Figure 2, the difference of the present embodiment and embodiment mono-is only: the quantity of power line is one group, and the quantity of loose casing fiber optic unit is one group, and meanwhile, the quantity of gasket for packing 11 is three, and the diameter of gasket for packing 11 is different.
Embodiment tri-
As shown in Figure 2, the difference of the present embodiment and embodiment bis-has 2 points: the quantity of power line is one group, and the quantity of loose casing fiber optic unit is three groups, and meanwhile, the quantity of gasket for packing 11 is one, and armour 2 is plastic-aluminum composite sheath, has omitted oversheath 1.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only embodiment of the present utility model; and be not used in and limit protection range of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (8)
1. the photoelectric mixed cable that wireless radio remote unit is used, comprise lapping layer (4) and be sleeved on the outer armour (2) of lapping layer (4), it is characterized in that: in lapping layer (4), be provided with at least one group of power line, at least one group of pine casing fiber optic unit and appropriate gasket for packing (11).
2. the photoelectric mixed cable that a kind of wireless radio remote unit according to claim 1 is used, is characterized in that: described power line comprises two stranded copper conductors (5), outer power line insulating barrier (6) and the power line sheath (7) of every copper conductors (5).
3. the photoelectric mixed cable that a kind of wireless radio remote unit according to claim 1 is used, it is characterized in that: described loose casing fiber optic unit comprises loose sleeve pipe (8), in loose sleeve pipe (8), have two tight tube fibers (9) and a branch of aramid yarn stiffener (10).
4. the photoelectric mixed cable that a kind of wireless radio remote unit according to claim 1 is used, is characterized in that: in described armour (2), be also provided with and tear rope (3).
5. the photoelectric mixed cable of using according to a kind of wireless radio remote unit described in any one in claim 1 to 4, is characterized in that: described armour (2) is made by the vertical bag welding of aluminium strip embossing, is also provided with oversheath (1) outside armour (2).
6. the photoelectric mixed cable that a kind of wireless radio remote unit according to claim 5 is used, is characterized in that: described oversheath (1) adopts PVC, low smoke halogen-free flame-retardant polyolefin or PE to make.
7. the photoelectric mixed cable of using according to a kind of wireless radio remote unit described in any one in claim 1 to 4, is characterized in that: described armour (2) is plastic-aluminum composite sheath.
8. the photoelectric mixed cable that a kind of wireless radio remote unit according to claim 2 is used, is characterized in that: described power line insulating barrier (6) adopts PE, crosslinked PE, PVC or low smoke halogen-free flame-retardant polyolefin to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489490.7U CN203433897U (en) | 2013-08-12 | 2013-08-12 | Photoelectric mixed cable for wireless remote radio unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489490.7U CN203433897U (en) | 2013-08-12 | 2013-08-12 | Photoelectric mixed cable for wireless remote radio unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203433897U true CN203433897U (en) | 2014-02-12 |
Family
ID=50062922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320489490.7U Expired - Lifetime CN203433897U (en) | 2013-08-12 | 2013-08-12 | Photoelectric mixed cable for wireless remote radio unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203433897U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091644A (en) * | 2014-07-29 | 2014-10-08 | 成都大唐线缆有限公司 | Photoelectric composite cable for base station |
| CN104867613A (en) * | 2015-05-13 | 2015-08-26 | 江苏亨通线缆科技有限公司 | Copper conductor three-electric three-optical hybrid cable used for plurality of RRUs |
| CN104900331A (en) * | 2015-05-13 | 2015-09-09 | 江苏亨通线缆科技有限公司 | Rare earth alloy conductor three-electric and three-light mixed cable for multiple RRUs |
| CN106298029A (en) * | 2016-10-31 | 2017-01-04 | 耒阳星宇电线电缆有限公司 | A kind of anti-interference fibre-optic data cables of preventing fires |
-
2013
- 2013-08-12 CN CN201320489490.7U patent/CN203433897U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091644A (en) * | 2014-07-29 | 2014-10-08 | 成都大唐线缆有限公司 | Photoelectric composite cable for base station |
| CN104867613A (en) * | 2015-05-13 | 2015-08-26 | 江苏亨通线缆科技有限公司 | Copper conductor three-electric three-optical hybrid cable used for plurality of RRUs |
| CN104900331A (en) * | 2015-05-13 | 2015-09-09 | 江苏亨通线缆科技有限公司 | Rare earth alloy conductor three-electric and three-light mixed cable for multiple RRUs |
| CN106298029A (en) * | 2016-10-31 | 2017-01-04 | 耒阳星宇电线电缆有限公司 | A kind of anti-interference fibre-optic data cables of preventing fires |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203433897U (en) | Photoelectric mixed cable for wireless remote radio unit | |
| CN204269891U (en) | A kind of four optical-fiber cable assembly | |
| CN203491016U (en) | Cable | |
| CN101887781B (en) | Self-supporting lightning-proof optical cable | |
| CN101894630B (en) | Fiber-to-tower-top photoelectric compound cable | |
| CN203839095U (en) | Light underwater photoelectric composite cable | |
| KR102158392B1 (en) | Distributed antenna system | |
| CN202549488U (en) | Photoelectric compound cable for 3G launching tower base station | |
| CN103050180A (en) | Photoelectric composite cable for mobile communication distributed base station | |
| CN203242400U (en) | Photoelectric composite cable for mobile communication distributed base stations | |
| CN103325477A (en) | Wire cable | |
| CN103413616A (en) | Framework type 8-shaped photoelectric composite cable | |
| CN205542170U (en) | Mixed cable of light weight, high strength photoelectricity | |
| JP2014132741A (en) | Master unit for distributed antenna system, distributed antenna system comprising this, and distributed antenna system communication signal relay method | |
| CN101887782B (en) | Lightning-protection optical cable | |
| CN103325464A (en) | Remote radio photoelectric composite cable for base station | |
| CN203607149U (en) | Outdoor photoelectric mixing cable for wireless radio unit | |
| CN204270690U (en) | One zooms out uses composite rope | |
| CN203839129U (en) | Interlocking armored remote photoelectric composite cable | |
| CN201667258U (en) | Compound bunched optical cable | |
| CN104867589A (en) | Rare earth alloy conductor one-electric one-optical hybrid cable used for single RRU | |
| CN106158125A (en) | MDAS dedicated optical cable | |
| RU89276U1 (en) | HIGH FREQUENCY LOCAL COMMUNICATION CABLE (OPTIONS) | |
| CN111048241A (en) | Photoelectric composite cable suitable for 5G antenna | |
| CN109326373A (en) | Small base station photoelectric mixed cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |