CN112823399A - Polygonal photoelectric hybrid cable - Google Patents
Polygonal photoelectric hybrid cable Download PDFInfo
- Publication number
- CN112823399A CN112823399A CN202080005262.0A CN202080005262A CN112823399A CN 112823399 A CN112823399 A CN 112823399A CN 202080005262 A CN202080005262 A CN 202080005262A CN 112823399 A CN112823399 A CN 112823399A
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- China
- Prior art keywords
- loose tube
- polygonal
- electric
- optical fiber
- electric 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.)
- Pending
Links
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 238000004891 communication Methods 0.000 claims abstract description 20
- 239000013307 optical fiber Substances 0.000 claims description 37
- 239000000835 fiber Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 8
- -1 polybutylene terephthalate Polymers 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004706 High-density cross-linked polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 229920004932 high density cross-linked polyethylene Polymers 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
Abstract
A polygonal photoelectric hybrid cable comprises a loose tube (2) and at least three electric units (1) positioned outside the loose tube (2), wherein at least one optical communication component (3) is arranged in the loose tube (2), the loose tube (2) is composed of a loose tube main body (21) and a second clamping part (22) positioned outside the loose tube main body (21), the electric unit (1) is composed of a conductor (13), an electric unit sheath (14) positioned outside the conductor (13) and a first clamping part (17), the electric unit sheath (14) is trapezoidal, the first clamping part (17) is positioned on the second bevel edge (16), the lower bottom edge of the electric unit sheath (14) forms a first clamping groove (12) and a second clamping groove (15), the second clamping part (22) is clamped in the second clamping groove (15), the first clamping part (17) is clamped in the first clamping groove (12), and all the electric units (1) surround the loose tube (2) in the same direction; the polygonal photoelectric hybrid cable solves the problem that the outer protective layer needs to be damaged when the photoelectric hybrid cable is maintained, and has the beneficial effects of simple structure, convenience in use, stretch resistance, torsion resistance, convenience in maintenance, good stability, good heat dissipation performance and the like.
Description
Technical Field
The invention belongs to the field of cables, and particularly relates to a polygonal photoelectric hybrid cable.
Background
In recent years, with the continuous development of national communication networks, more and more optical cables are laid. Most of the optical-electrical hybrid cable structures are structures of outer protective layers of cable cores, and as in the prior art, for example, CN209149851U discloses a cable, which includes at least one conductor, a first protective layer covering the conductor, and a second protective layer covering the first protective layer, and the cross section of the second protective layer is a regular polygon, and the hardness of the first protective layer is greater than that of the second protective layer.
The above prior art has the following disadvantages: when the inner conductor is broken and needs to be maintained, the first protective layer must be broken, certain damage is caused to the cable, and quick maintenance is not facilitated.
Disclosure of Invention
In order to solve the above problems, the present invention discloses a polygonal optical/electrical hybrid cable, which is implemented by the following technical solutions.
The utility model provides a polygon photoelectricity hybrid cable, has loose sleeve pipe and is located three piece at least electric units outside the loose sleeve pipe, be equipped with an optical communication part in the loose sleeve pipe at least, its characterized in that the loose sleeve pipe comprises loose sleeve pipe main part and the second joint part that is located the loose sleeve pipe main part, the quantity of second joint part is the same with the quantity of electric unit, the inside appearance fibre chamber that forms of loose sleeve pipe main part, optical communication part are located and hold the fibre intracavity, electric unit comprises electric conductor, the electric unit sheath that is located the electric conductor outside and first joint part, the electric unit sheath is trapezoidal, and first joint part is located the second bevel, and the lower base of electric unit sheath forms first draw-in groove and second draw-in groove, second joint part card is gone into in the second draw-in groove, and first joint part card is gone into in first draw-in groove, and all electric units equidirectional are around the loose sleeve pipe outside,
the polygonal photoelectric hybrid cable is characterized in that the first bevel edge of the electric unit sheath and the upper bottom edge of the previous electric unit sheath are positioned on the same plane.
The polygonal photoelectric hybrid cable is characterized in that a third clamping groove is formed in the lower bottom edge of the electric unit sheath, the width of the third clamping groove is smaller than the outer diameter of the electric conductor, the third clamping groove is convenient to take and use, and the electric conductor is timely separated from the electric unit sheath and cannot be exposed outside the photoelectric hybrid cable due to the fact that the lower bottom edge of the unit sheath faces inwards, and therefore short circuit is caused.
The polygonal photoelectric hybrid cable is characterized in that the loose tube material is polybutylene terephthalate or modified polypropylene.
The polygonal photoelectric hybrid cable is characterized in that the material of the conductor is copper or aluminum.
The polygonal photoelectric hybrid cable is characterized in that the electric unit sheath is made of polyvinyl chloride or high-density polyethylene or cross-linked polyethylene.
The polygonal photoelectric hybrid cable is characterized in that the optical communication component is made of G.652 type optical fiber, G.653 type optical fiber, G.654 type optical fiber, G.655 type optical fiber, G.656 type optical fiber, G.657 type optical fiber, A1a type optical fiber, A1b type optical fiber or A1c type optical fiber, or an optical fiber ribbon consisting of at least two optical fibers, or an optical fiber ribbon tape body consisting of at least two optical fiber ribbons.
The polygonal photoelectric hybrid cable is characterized in that the electric unit sheath is isosceles trapezoid.
The polygonal photoelectric hybrid cable is characterized in that each second clamping part is internally provided with a reinforcing piece, so that the photoelectric hybrid cable has stronger tensile property and is more bending-resistant.
The polygonal photoelectric hybrid cable is characterized in that the reinforcing piece is made of a phosphated steel wire, a stainless steel wire or a glass fiber reinforced plastic rod.
According to the invention, a plurality of electric units are spliced into a polygon, the internal loose tube is protected, the polygon can also prevent the photoelectric mixed cable from twisting to a certain extent, the side pressure resistance of the loose tube is improved by the second clamping component outside the loose tube, a gap is formed between the electric unit sheath and the loose tube main body, so that heat dissipated into the photoelectric mixed cable when the electric units work can be dissipated through the gap between the electric unit sheath and the loose tube main body without influencing the transmission performance of the optical communication component in the loose tube, and meanwhile, the first clamping component, the second clamping component, the corresponding first clamping groove and the corresponding second clamping groove enable the clamping of each electric unit and the clamping of the electric units and the loose tube to be firmer, and the stability of the photoelectric mixed cable is enhanced; meanwhile, when the electric unit is damaged, the damaged electric unit can be directly replaced, and the maintenance is convenient.
Therefore, the invention has the advantages of simple structure, convenient use, tensile resistance, torsion resistance, convenient maintenance, good stability, good heat dissipation performance and the like.
Drawings
FIG. 1 is a schematic perspective view of embodiment 1 of the present invention;
FIG. 2 is a schematic perspective view of embodiment 2 of the present invention;
fig. 3 is a schematic perspective view of a loose tube according to embodiment 1 or embodiment 2 of the present invention;
FIG. 4 is a schematic perspective view of embodiment 3 of the present invention;
fig. 5 is a schematic perspective view of a loose tube according to embodiment 3 of the present invention;
fig. 6 is a schematic perspective structure of an electrical unit according to embodiment 1 or embodiment 2 or embodiment 3 of the present invention;
FIG. 7 is a schematic perspective view of an electrical unit according to embodiment 4 of the present invention;
in the figure: 1. the optical fiber connector comprises an electric unit, 11, a first bevel edge, 12, a first clamping groove, 13, an electric conductor, 14, an electric unit sheath, 15, a second clamping groove, 16, a second bevel edge, 17, a first clamping component, 18, a third clamping groove, 2, a loose tube, 21, a loose tube body, 22, a second clamping component, 23, a fiber accommodating cavity and 3, an optical communication component.
Detailed Description
Example 1
Referring to fig. 1, 3 and 6, a polygonal optical-electrical hybrid cable includes a loose tube 2 and eight electrical units 1 located outside the loose tube 2, at least one optical communication component 3 is disposed in the loose tube 2, and the polygonal optical-electrical hybrid cable is characterized in that the loose tube 2 is composed of a loose tube main body 21 and second clamping components 22 located outside the loose tube main body 21, the number of the second clamping components 22 is the same as that of the electrical units 1, a fiber accommodating cavity 23 is formed inside the loose tube main body 21, the optical communication components 3 are located in the fiber accommodating cavity 23, the electrical units 1 are composed of an electrical conductor 13, an electrical unit sheath 14 located outside the electrical conductor 13, and a first clamping component 17, the electrical unit sheath 14 is trapezoidal, the first clamping component 17 is located on a second oblique side 16, a first clamping groove 12 and a second clamping groove 15 are formed on a lower bottom edge of the electrical unit sheath 14, the second clamping component 22 is clamped in the second clamping groove 15, the first clamping part 17 is clamped in the first clamping groove 12, all the electric units 1 surround the loose tube 2 in the same direction, and the first bevel edge 11 of the electric unit sheath 14 and the upper bottom edge of the previous electric unit sheath 14 are positioned on the same plane.
Example 2
Referring to fig. 2 and 6 and fig. 3, a polygonal optical/electrical hybrid cable includes a loose tube 2 and eight electrical units 1 located outside the loose tube 2, where at least one optical communication component 3 is disposed in the loose tube 2, and the loose tube 2 is composed of a loose tube main body 21 and second clamping components 22 located outside the loose tube main body 21, the number of the second clamping components 22 is the same as that of the electrical units 1, a fiber accommodating cavity 23 is formed inside the loose tube main body 21, the optical communication component 3 is located in the fiber accommodating cavity 23, the electrical units 1 are composed of electrical conductors 13, electrical unit sheaths 14 located outside the electrical conductors 13, and first clamping components 17, the electrical unit sheaths 14 are trapezoidal, the first clamping components 17 are located on a second oblique side 16, a first clamping slot 12 and a second clamping slot 15 are formed at a lower bottom edge of the electrical unit sheaths 14, the second clamping components 22 are clamped in the second clamping slot 15, the first clamping parts 17 are clamped in the first clamping grooves 12, all the electric units 1 surround the loose tube 2 in the same direction, the first inclined edge 11 of the electric unit sheath 14 and the upper bottom edge of the previous electric unit sheath 14 are located on the same plane, and a reinforcing piece is further arranged in each second clamping part 22.
The polygonal photoelectric hybrid cable is characterized in that the reinforcing piece is made of a phosphated steel wire, a stainless steel wire or a glass fiber reinforced plastic rod.
In this embodiment, add the reinforcement, can make the mixed cable of photoelectricity have stronger tensile properties, more anti bending.
Example 3
Referring to fig. 4, 5 and 6, a polygonal optical-electrical hybrid cable includes a loose tube 2 and six electrical units 1 located outside the loose tube 2, at least one optical communication component 3 is disposed in the loose tube 2, and the polygonal optical-electrical hybrid cable is characterized in that the loose tube 2 is composed of a loose tube main body 21 and second clamping components 22 located outside the loose tube main body 21, the number of the second clamping components 22 is the same as that of the electrical units 1, a fiber accommodating cavity 23 is formed inside the loose tube main body 21, the optical communication component 3 is located in the fiber accommodating cavity 23, the electrical units 1 are composed of an electrical conductor 13, an electrical unit sheath 14 located outside the electrical conductor 13, and a first clamping component 17, the electrical unit sheath 14 is trapezoidal, the first clamping component 17 is located on a second oblique side 16, a first clamping groove 12 and a second clamping groove 15 are formed on a lower bottom edge of the electrical unit sheath 14, the second clamping component 22 is clamped in the second clamping groove 15, the first clamping part 17 is clamped in the first clamping groove 12, all the electric units 1 surround the loose tube 2 in the same direction, and the first bevel edge 11 of the electric unit sheath 14 and the upper bottom edge of the previous electric unit sheath 14 are positioned on the same plane.
Example 4
Referring to fig. 7 and fig. 1 and 3, a polygonal optical-electrical hybrid cable includes a loose tube 2 and eight electrical units 1 located outside the loose tube 2, where at least one optical communication component 3 is disposed in the loose tube 2, and is characterized in that the loose tube 2 is composed of a loose tube main body 21 and second clamping components 22 located outside the loose tube main body 21, the number of the second clamping components 22 is the same as that of the electrical units 1, a fiber accommodating cavity 23 is formed inside the loose tube main body 21, the optical communication component 3 is located in the fiber accommodating cavity 23, the electrical units 1 are composed of an electrical conductor 13, an electrical unit sheath 14 located outside the electrical conductor 13, and a first clamping component 17, the electrical unit sheath 14 is trapezoidal, the first clamping component 17 is located on a second oblique side 16, a first clamping slot 12 and a second clamping slot 15 are formed on a lower bottom edge of the electrical unit sheath 14, the second clamping component 22 is clamped in the second clamping slot 15, the first clamping part 17 is clamped in the first clamping groove 12, all the electric units 1 surround the loose tube 2 in the same direction, the first bevel edge 11 of the electric unit sheath 14 and the upper bottom edge of the previous electric unit sheath 14 are positioned on the same plane, a third clamping groove 18 is formed in the lower bottom edge of the electric unit sheath 14, and the width of the third clamping groove 18 is smaller than the outer diameter of the electric conductor 13, so that the electric conductor 13 can be taken out of the third clamping groove 18.
In this embodiment, the third slot 18 is convenient to take and use, and since the lower bottom edge of the unit sheath 14 faces inward, the conductive body 13 is timely separated from the electric unit sheath 14 and is not exposed outside the optical-electrical hybrid cable, so that a short circuit is caused.
The polygonal photoelectric hybrid cable according to any embodiment is characterized in that the material of the loose tube 2 is polybutylene terephthalate or modified polypropylene.
The polygonal optical electrical hybrid cable according to any of the above embodiments, wherein the material of the electrical conductor 13 is copper or aluminum.
The polygonal photoelectric hybrid cable according to any embodiment of the above embodiments is characterized in that the material of the electric unit sheath 14 is polyvinyl chloride, high density polyethylene or cross-linked polyethylene.
The hybrid polygonal optical-electrical cable according to any of the embodiments above, wherein the optical communication member 3 is made of g.652 type optical fiber, g.653 type optical fiber, g.654 type optical fiber, g.655 type optical fiber, g.656 type optical fiber, g.657 type optical fiber, A1a type optical fiber, A1b type optical fiber, or A1c type optical fiber, or an optical fiber ribbon comprising at least two of the optical fibers, or an optical fiber ribbon laminate comprising at least two of the optical fiber ribbons.
The polygonal photoelectric hybrid cable according to any embodiment is characterized in that the electric unit sheath 14 is isosceles trapezoid.
In the invention, a plurality of electric units 1 are spliced into a polygon to protect the loose tube 2 inside, the polygon can also prevent the photoelectric mixed cable from twisting to a certain degree, the second clamping part 22 outside the loose tube 2 improves the lateral pressure resistance of the loose tube 2, a gap is arranged between the electric unit sheath 14 and the loose tube main body 21, so that heat dissipated into the photoelectric mixed cable when the electric units 1 work can be dissipated out through the gap between the electric unit sheath 14 and the loose tube main body 21 without influencing the transmission performance of the optical communication part 3 in the loose tube 2, and meanwhile, the first clamping part 17, the second clamping part 22, the corresponding first clamping groove 12 and the second clamping groove 15 ensure that the clamping of each electric unit 1 and the clamping of the electric unit 1 and the loose tube 2 are firmer, thereby enhancing the stability of the photoelectric mixed cable; meanwhile, when the electric unit 1 is damaged, the damaged electric unit 1 can be directly replaced, and the maintenance is convenient.
The invention solves the problem that the outer protective layer needs to be damaged when the photoelectric mixed cable is maintained.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. A polygonal photoelectric hybrid cable comprises a loose tube (2) and at least three electric units (1) positioned outside the loose tube (2), wherein at least one optical communication part (3) is arranged in the loose tube (2), and the polygonal photoelectric hybrid cable is characterized in that the loose tube (2) comprises a loose tube main body (21) and second clamping parts (22) positioned outside the loose tube main body (21), the number of the second clamping parts (22) is the same as that of the electric units (1), a fiber accommodating cavity (23) is formed inside the loose tube main body (21), the optical communication part (3) is positioned in the fiber accommodating cavity (23), the electric units (1) comprise electric conductors (13), electric unit sheaths (14) positioned outside the electric conductors (13) and first clamping parts (17), the electric unit sheaths (14) are trapezoidal, and the first clamping parts (17) are positioned on second oblique edges (16), the lower base of electric unit sheath (14) forms first draw-in groove (12) and second draw-in groove (15), second joint part (22) card is gone into in second draw-in groove (15), and first joint part (17) card is gone into in first draw-in groove (12), and all electric unit (1) syntropy are around outside loose sleeve pipe (2).
2. A polygonal optoelectric hybrid cable according to claim 1, wherein the first oblique side (11) of the sheath (14) of an electric unit is in the same plane as the upper bottom side of the sheath (14) of the previous electric unit.
3. A polygonal hybrid optical-electrical cable according to claim 1 or claim 2, wherein the lower edge of the electrical unit sheath (14) further defines a third engaging groove (18), and the width of the third engaging groove (18) is smaller than the outer diameter of the electrical conductor (13).
4. A polygonal hybrid optical and electrical cable according to claim 3, wherein said sheath (14) is shaped as an isosceles trapezoid.
5. A polygonal hybrid optical-electrical cable according to claim 4, wherein a reinforcing member is further provided in each of the second engaging members (22).
6. A polygonal photoelectric hybrid cable according to claim 5, wherein the material of the loose tube (2) is polybutylene terephthalate or modified polypropylene.
7. A polygonal optoelectric hybrid cable according to claim 6, wherein the material of the electrical conductor (13) is copper or aluminum.
8. The hybrid polygonal cable according to claim 7, wherein the material of the sheath (14) is polyvinyl chloride or high density polyethylene or cross-linked polyethylene.
9. The hybrid polygonal optical-electrical cable according to claim 8, wherein the optical communication member (3) is made of g.652 type optical fiber, g.653 type optical fiber, g.654 type optical fiber, g.655 type optical fiber, g.656 type optical fiber, g.657 type optical fiber, A1a type optical fiber, A1b type optical fiber, or A1c type optical fiber, or a ribbon comprising at least two of the optical fibers, or a ribbon laminate comprising at least two of the ribbons.
10. The polygonal hybrid optical-electrical cable according to claim 9, wherein the reinforcing member is a phosphated steel wire, a stainless steel wire, or a glass fiber reinforced plastic rod.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099705.9A CN111180126A (en) | 2020-02-18 | 2020-02-18 | Polygonal photoelectric hybrid cable |
| CN2020100997059 | 2020-02-18 | ||
| PCT/CN2020/134148 WO2021164377A1 (en) | 2020-02-18 | 2020-12-06 | Polygonal photoelectric composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112823399A true CN112823399A (en) | 2021-05-18 |
Family
ID=75858133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080005262.0A Pending CN112823399A (en) | 2020-02-18 | 2020-12-06 | Polygonal photoelectric hybrid cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112823399A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205656899U (en) * | 2016-05-18 | 2016-10-19 | 河南省大明电缆有限公司 | Compound environmental protection cable of multipurpose |
| CN210005762U (en) * | 2019-08-01 | 2020-01-31 | 常熟虞通光电科技有限公司 | kinds of embedded optical cable |
| CN211265032U (en) * | 2020-02-18 | 2020-08-14 | 常熟虞通光电科技有限公司 | Polygonal photoelectric hybrid cable |
-
2020
- 2020-12-06 CN CN202080005262.0A patent/CN112823399A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205656899U (en) * | 2016-05-18 | 2016-10-19 | 河南省大明电缆有限公司 | Compound environmental protection cable of multipurpose |
| CN210005762U (en) * | 2019-08-01 | 2020-01-31 | 常熟虞通光电科技有限公司 | kinds of embedded optical cable |
| CN211265032U (en) * | 2020-02-18 | 2020-08-14 | 常熟虞通光电科技有限公司 | Polygonal photoelectric hybrid cable |
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Application publication date: 20210518 |