CN214203263U - 5G is with inserting mixed cable of photoelectricity - Google Patents
5G is with inserting mixed cable of photoelectricity Download PDFInfo
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- CN214203263U CN214203263U CN202120360998.1U CN202120360998U CN214203263U CN 214203263 U CN214203263 U CN 214203263U CN 202120360998 U CN202120360998 U CN 202120360998U CN 214203263 U CN214203263 U CN 214203263U
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Abstract
The utility model belongs to the technical field of optical cables, in particular to an access photoelectric hybrid cable for 5G, which comprises an outer sheath, a water blocking tape, a dry flexible loose tube, an inner sheath and a photoelectric unit which are sequentially wrapped from outside to inside; a tearing rope is arranged in a gap formed by the water-blocking tape and the dry-type flexible loose sleeve; the dry-type flexible loose tubes are distributed on the outer side of the inner sheath in an annular array mode; the photoelectric unit comprises a temperature measurement sensing optical unit, an electromagnetic monitoring signal transmission optical unit and a feeder line. The utility model discloses a mixed cable of photoelectricity adopts full dry-type structure, does not have the cream to fill, can improve production efficiency and efficiency of construction, reduces construction cost, has advantages such as cost advantage, pliability are good, green and rate of utilization height.
Description
Technical Field
The utility model belongs to the technical field of the optical cable, a 5G is with inserting mixed cable of photoelectricity is related to.
Background
With the rapid development and application of the fifth generation cellular network technology (5G), the transmission efficiency and transmission quality are continuously improved. The 5G optical network has the characteristics of low time delay and high bandwidth, and the high-performance optical fiber cable connection cannot be realized necessarily when the characteristics are realized. 5G construction is rapidly promoted, the number of data centers is increased day by day, efficient construction and low-cost construction are needed; the cable is required to have the advantages of small outer diameter, light weight, good tensile and bending resistance and the like, and the multifunctional performance of one cable can be realized. The traditional communication photoelectric hybrid cable structure only comprises an electric unit of a power supply carrier and an optical unit with a single function, and the optical fiber has large loss when transmitting an optical signal, so that network delay is caused; in addition, the central reinforcing member affects the bending resistance of the hybrid optical/electrical cable. Based on this, the traditional communication photoelectric hybrid cable can not meet the 5G network requirements and the data center construction requirements, and a novel 5G special access photoelectric hybrid cable needs to be developed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect that above-mentioned prior art exists, the utility model aims to provide a 5G is with inserting mixed cable of photoelectricity has solved the problem that current mixed cable of photoelectricity can not satisfy 5G network demand and data center construction requirement.
The utility model discloses a realize through following technical scheme:
A5G access photoelectric hybrid cable comprises an outer sheath, a water blocking tape, a dry flexible loose tube, an inner sheath and a photoelectric unit which are sequentially wrapped from outside to inside; a tearing rope is arranged in a gap formed by the water-blocking tape and the dry-type flexible loose sleeve; the dry-type flexible loose tubes are distributed on the outer side of the inner sheath in an annular array mode;
the photoelectric unit comprises a temperature measurement sensing optical unit, an electromagnetic monitoring signal transmission optical unit and a feeder line.
Further, the inner and outer sheaths have an elliptical cross-sectional shape.
Furthermore, a groove is arranged at the position of the outer wall of the outer sheath corresponding to the tearing rope.
Further, the dry-type flexible loose tube adopts modified polypropylene MPP or flexible PBT, and the outer sheath is made of a thermoplastic polyurethane elastomer.
Furthermore, a plurality of optical fibers and water-blocking yarns are arranged in the dry-type flexible loose tube.
Further, the thickness of the water-blocking tape is 0.3-0.5 mm.
Furthermore, 1-2 tear ropes are made of nylon yarns.
Further, the inner sheath is made of flame-retardant polyethylene material.
Furthermore, the temperature measurement sensing optical unit comprises an optical fiber for temperature measurement monitoring and an elastic body wrapped outside the optical fiber for temperature measurement monitoring.
Further, the optical unit for transmitting the electromagnetic monitoring signal comprises an optical fiber for transmitting the electromagnetic monitoring signal and an elastic body wrapped outside the optical fiber for transmitting the electromagnetic monitoring signal.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses a 5G-used access photoelectric hybrid cable, which adopts a photoelectric unit as a central reinforcement, saves a steel wire reinforcement, reduces the outer diameter of an optical cable structure and reduces the weight; the photoelectric unit comprises a temperature-measuring sensing optical unit, an electromagnetic monitoring signal transmission optical unit and a feeder line, the feeder line is used for supplying power, can realize the monitoring function of integrating temperature sensing and electromagnetic sensing, and has a supporting function; the dry-type flexible loose tubes are distributed on the outer side of the inner sheath in an annular array mode, play a supporting role on the photoelectric unit and have good flexibility. The novel photoelectric hybrid cable has the characteristics of multiple functions, small structural size, light weight and the like, so that the cost of the photoelectric hybrid cable is reduced. Additionally, the utility model discloses a mixed cable of photoelectricity adopts full dry-type structure, does not have the cream to fill, can improve production efficiency and efficiency of construction, reduces construction cost, has advantages such as cost advantage, pliability are good, green and rate of utilization height.
Further, the cross-sectional shapes of the inner sheath and the outer sheath are oval, so that the photoelectric hybrid cable has excellent anti-deformation capacity, when the photoelectric hybrid cable is extruded from the outside, the photoelectric hybrid cable is internally provided with a good buffer space, the optical fiber is prevented from being influenced by the outside, and the photoelectric signal transmission performance is excellent.
Furthermore, the outer wall of the outer sheath is provided with a groove at the position corresponding to the tearing rope, so that the optical cable is easy to strip.
Furthermore, the dry-type flexible loose tube is made of MPP or flexible PBT material, the outer sheath is made of elastic TPU material, so that the static bending radius of the photoelectric hybrid cable is reduced to be less than 10D (D is the outer diameter of the cable), and the dry-type flexible loose tube is superior to the index of the traditional photoelectric composite cable, so that the dry-type flexible loose tube has excellent bending resistance.
Furthermore, the inner sheath is made of flame-retardant polyethylene materials, so that the flame retardant performance and the excellent bending resistance of the photoelectric hybrid cable are ensured.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a 5G access optical/electrical hybrid cable according to the present invention;
fig. 2 is a schematic structural diagram of the photovoltaic unit of the present invention.
The photoelectric unit comprises a photoelectric unit 1, a dry flexible loose tube 2, a water-blocking yarn 21, an optical fiber 3, a water-blocking tape 4, an outer sheath 5, a tearing rope 6 and a groove 51, wherein the photoelectric unit is a photoelectric unit;
11 is a temperature measuring sensing optical unit, 12 is an optical unit for electromagnetic monitoring signal transmission, 13 is a feeder line, and 14 is an inner sheath;
111 is a first elastic body, and 112 is an optical fiber for temperature measurement monitoring;
the reference numeral 121 denotes an optical fiber for transmitting an electromagnetic monitoring signal, and 122 denotes a second elastic body.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in fig. 1, the utility model discloses a novel access photoelectric hybrid cable for 5G, which comprises an outer sheath 5, a water-blocking tape 4, a dry flexible loose tube 2, an inner sheath 14 and a photoelectric unit 1 which are wrapped from outside to inside in sequence; a tearing rope 6 is arranged in a gap formed by the water-blocking tape 4 and the dry-type flexible loose tube 2; the dry-type flexible loose tubes 2 are distributed on the outer side of the inner sheath 14 in an annular array mode; as shown in fig. 2, the photoelectric unit 1 includes a temperature measuring sensing optical unit 11, an optical unit 12 for transmitting an electromagnetic monitoring signal, and two feeder lines 13.
The outer sheath 5 is made of TPU thermoplastic polyurethane elastomer, the outer sheath 5 is oval, and a special extrusion die is needed when the outer sheath 5 is extruded.
The outer wall of the outer sheath 5 is provided with a groove 51 at the position corresponding to the tearing rope 6, so that the optical cable is easy to strip.
More preferably, the cross-sectional shapes of the inner sheath 14 and the outer sheath 5 are both oval, so that the photoelectric hybrid cable has excellent deformation resistance, when the photoelectric hybrid cable is extruded from the outside, the photoelectric hybrid cable has a good buffer space inside, the optical fiber 3 is prevented from being influenced by the outside, and the photoelectric signal transmission performance is excellent.
The dry-type flexible loose tube 2 is made of flexible materials, modified polypropylene MPP or flexible PBT can be selected, the dry-type flexible loose tube is used for protecting the photoelectric unit 1, and the bending radius of the dry-type flexible loose tube 2 can reach 8DD as the outer diameter of the dry-type flexible loose tube.
The dry-type flexible loose tube 2 adopts 500-600 dtex water-blocking yarns 21 to block water on the cross section.
The waterproof tape 4 is double-sided and is 0.3-0.5 mm thick, the dry flexible loose tube 2 and the photoelectric unit 1 are longitudinally wrapped and molded by an airplane mold in the outer sheath extruding 5 process, and the outer sheath 5 is directly extruded by a head of an extruding machine to be fixed.
As shown in fig. 2, the photoelectric unit 1 includes a feeder line 13, a temperature measurement sensing optical unit 11, and an electromagnetic monitoring signal transmission optical unit 12; the photoelectric unit 1 is oval, has excellent lateral pressure resistance, can reduce the production cost and is convenient for stripping construction.
The inner sheath 14 outside the photoelectric unit 1 is made of flame-retardant polyethylene material, so that the flame retardant performance and the excellent bending resistance of the photoelectric hybrid cable are ensured.
More preferably, as shown in fig. 2, the optical unit for temperature sensing monitoring includes an optical fiber 112 for temperature sensing monitoring and a first elastic body 111 wrapped outside the optical fiber 112 for temperature sensing monitoring, and is used for realizing temperature sensing monitoring; the electromagnetic sensing monitoring optical unit comprises an electromagnetic monitoring signal transmission optical fiber 121 and a second elastic body 122 wrapped outside the electromagnetic monitoring signal transmission optical fiber 121, and is used for realizing transmission of electromagnetic field monitoring signals.
The first elastic body 111 and the second elastic body 122 are made of TPU elastic bodies, are tightly wrapped outside the optical fiber for sensing monitoring, play a role in protecting the optical fiber and endow the optical fiber with excellent bending resistance.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (10)
1. The 5G access photoelectric hybrid cable is characterized by comprising an outer sheath (5), a water blocking tape (4), a dry flexible loose tube (2), an inner sheath (14) and a photoelectric unit (1) which are sequentially wrapped from outside to inside; a tearing rope (6) is arranged in a gap formed by the water-blocking tape (4) and the dry-type flexible loose tube (2); the dry-type flexible loose tubes (2) are distributed on the outer side of the inner sheath (14) in an annular array mode;
the photoelectric unit (1) comprises a temperature measurement sensing optical unit (11), an electromagnetic monitoring signal transmission optical unit (12) and a feeder line (13).
2. A 5G hybrid access cable according to claim 1, wherein the cross-sectional shapes of the inner sheath (14) and the outer sheath (5) are oval.
3. A5G hybrid access cable according to claim 1, wherein a groove (51) is formed on the outer wall of the outer sheath (5) at a position corresponding to the tear-off cord (6).
4. The 5G-access photoelectric hybrid cable according to claim 1, wherein the dry-type flexible loose tube (2) is made of modified polypropylene MPP or flexible PBT, and the outer sheath (5) is made of a thermoplastic polyurethane elastomer.
5. A 5G-access optical/electrical hybrid cable according to claim 1, wherein the dry-type flexible loose tube (2) is provided with a plurality of optical fibers (3) and water-blocking yarns (21).
6. The 5G-used access photoelectric hybrid cable according to claim 1, wherein the thickness of the water blocking tape (4) is 0.3-0.5 mm.
7. The 5G access photoelectric hybrid cable according to claim 1, wherein 1-2 tear-off ropes (6) are made of nylon yarns.
8. A 5G hybrid access cable according to claim 1, wherein the inner sheath (14) is made of flame retardant polyethylene.
9. The 5G access photoelectric hybrid cable according to claim 1, wherein the temperature measurement sensing optical unit (11) comprises a temperature measurement monitoring optical fiber (112) and an elastic body wrapped outside the temperature measurement monitoring optical fiber (112).
10. The 5G-access optical-electrical hybrid cable according to claim 1, wherein the electromagnetic monitoring signal transmission optical unit (12) comprises an electromagnetic monitoring signal transmission optical fiber (121) and an elastic body wrapped around the electromagnetic monitoring signal transmission optical fiber (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120360998.1U CN214203263U (en) | 2021-02-07 | 2021-02-07 | 5G is with inserting mixed cable of photoelectricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120360998.1U CN214203263U (en) | 2021-02-07 | 2021-02-07 | 5G is with inserting mixed cable of photoelectricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214203263U true CN214203263U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120360998.1U Expired - Fee Related CN214203263U (en) | 2021-02-07 | 2021-02-07 | 5G is with inserting mixed cable of photoelectricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214203263U (en) |
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2021
- 2021-02-07 CN CN202120360998.1U patent/CN214203263U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 Termination date: 20220207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |