CN113674904B - Lotus root core coaxial cable with built-in optical fiber - Google Patents

Lotus root core coaxial cable with built-in optical fiber Download PDF

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Publication number
CN113674904B
CN113674904B CN202110769095.3A CN202110769095A CN113674904B CN 113674904 B CN113674904 B CN 113674904B CN 202110769095 A CN202110769095 A CN 202110769095A CN 113674904 B CN113674904 B CN 113674904B
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groups
cable
coaxial cable
outside
layer
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CN113674904A (en
Inventor
汤晓楠
承滨
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Shenyu Communication Technology Co Ltd
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Shenyu Communication Technology Co Ltd
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    • 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
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • 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
    • H01B11/02—Cables with twisted pairs or quads
    • H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
    • 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
    • H01B11/18—Coaxial cables; Analogous cables having more than one inner conductor within a common outer conductor
    • H01B11/20—Cables having a multiplicity of coaxial lines
    • 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
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/184—Sheaths comprising grooves, ribs or other projections
    • 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
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875—Multi-layer sheaths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/005—Power cables including optical transmission elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/04—Concentric cables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Insulated Conductors (AREA)

Abstract

The invention discloses a lotus root core coaxial cable with built-in optical fibers, which comprises a protective sleeve, wherein the optical fibers are arranged in the middle position in the protective sleeve, an insulating layer is arranged on the outer side of each optical fiber, four groups of shielding layers are uniformly arranged on the outer side of each insulating layer, heat insulating layers are adhered to the sides, away from the four groups of shielding layers, of the four groups of heat insulating layers, copper core conductors are arranged in the four groups of heat insulating layers, a waterproof layer is commonly arranged on the outer sides of the four groups of heat insulating layers, reinforcing copper wires mutually attached to the inner side of the protective sleeve are uniformly arranged on the outer sides of the waterproof layer, six groups of T-shaped rubber pads are uniformly arranged on the outer side of the protective sleeve, and arc-shaped wear-resistant pads are adhered to the sides, away from the six groups of T-shaped rubber pads; according to the invention, through the mutual matching of the protective sleeve and the T-shaped rubber pad, the bending resistance of the cable can be effectively improved, so that the compression on the interior of the cable is reduced, the damage to the internal structure of the cable is reduced, and the transmission speed of signals in the cable can be further improved.

Description

Lotus root core coaxial cable with built-in optical fiber
Technical Field
The invention relates to the technical field of coaxial cables, in particular to a lotus root core coaxial cable with a built-in optical fiber.
Background
The Coaxial Cable (Coaxial Cable) is a Cable with two concentric conductors, and the conductor and the shielding layer share the same axis, the most common Coaxial Cable is composed of copper wire conductors isolated by insulating materials, another layer of annular conductor and an insulator thereof are arranged outside the inner layer of insulating materials, and then the whole Cable is wrapped by a sheath made of polyvinyl chloride or teflon materials;
when the existing coaxial cable is used, the internal structure of the cable is single, the cable is difficult to bend greatly when in use, the cable is damaged oppressively due to excessive bending, and the transmission speed of signals is also hindered, so that the working efficiency of the cable is reduced; its surface majority of current coaxial cable is comparatively smooth plane, and its smooth plane is not convenient for operating personnel to take, when quality of water appears in the operating personnel hand when the cable of taking, can lead to the phenomenon of skidding to appear in the operating personnel hand, still need operating personnel to wipe hand quality of water dry with the help of paper handkerchief or other article, and then increased operating personnel work step, simultaneously when the cable is placed ground and is drawn and use, can lead to cable surface and ground to produce great friction, if not in time protect cable surface, serious can make the inside inner core of cable expose in the external world, and then influenced the normal use of cable, thereby the practicality of this cable use has been reduced.
Disclosure of Invention
The invention aims to provide a lotus root core coaxial cable with a built-in optical fiber, which aims to solve the problems that the prior coaxial cable has a single internal structure when in use, most of the prior coaxial cable cannot be bent greatly when in use, the internal structure of the cable is damaged by pressure due to excessive bending, and the transmission speed of signals is also hindered, so that the working efficiency of the cable is reduced; its surface majority of current coaxial cable is comparatively smooth plane, and its smooth plane is not convenient for operating personnel to take, when quality of water appears in the operating personnel hand when the cable of taking, can lead to the phenomenon of skidding to appear in the operating personnel hand, still need operating personnel to wipe hand quality of water dry with the help of paper handkerchief or other article, and then increased operating personnel work step, simultaneously when the cable is placed ground and is drawn and use, can lead to cable surface and ground to produce great friction, if not in time protect cable surface, serious can make the inside inner core of cable expose in the external world, and then influenced the normal use of cable, thereby the relevant problem of the practicality of this cable use has been reduced.
In order to achieve the purpose, the invention provides the following technical scheme: including the protective sheath, the inside intermediate position department of protective sheath is equipped with optic fibre, the outside of optic fibre is equipped with the insulating layer, the outside of insulating layer evenly is equipped with four group shielding layers, four groups one side that the shielding layer was kept away from mutually all glues glutinous being equipped with the insulating layer, four groups the inside of insulating layer all is equipped with copper core conductor, four groups the outside of insulating layer is equipped with the waterproof layer jointly, the outside of waterproof layer evenly is equipped with the enhancement copper wire of laminating each other with the protective sheath inboard, the outside of protective sheath evenly is equipped with six groups T type rubber pad, six groups one side that T type rubber pad was kept away from mutually all glues glutinous being equipped with arc wear pad, six groups the outside of arc wear pad all evenly glues glutinous being equipped with annular antiskid cover, and annular antiskid ways establishes the outside with the protective sheath.
Preferably, the heat insulation layer, the waterproof layer and the shielding layer are made of arc-shaped structures.
Preferably, one side of the outer portion of the protective sleeve, which is close to the T-shaped rubber pad, is uniformly provided with six groups of grooves.
Preferably, the outer side of the annular anti-slip sleeve is uniformly provided with anti-slip convex points, and the anti-slip convex points are connected with the annular anti-slip sleeve.
Preferably, one side that the protective sheath outside is close to T type rubber pad all evenly is equipped with six groups of T type recesses, and six groups of T type recesses and T type rubber pad looks mutual adaptation.
Preferably, the four groups of heat insulation layers are internally provided with through holes, and the through holes are matched with the copper core conductors.
Preferably, a plurality of groups of reinforcing copper wires are laid on the outer side of the waterproof layer in a spiral structure.
Preferably, four groups of heat insulation layers are arranged, the four groups of heat insulation layers are arranged outside the shielding layer in a petal-shaped structure, and the four groups of heat insulation layers are connected with each other.
Compared with the prior art, the invention provides the lotus root core coaxial cable with the built-in optical fiber, which has the following beneficial effects:
1. according to the invention, through the mutual matching of the protective sleeve and the T-shaped rubber pad, the bending resistance of the cable can be effectively improved, so that the stress on the interior of the cable is reduced, the damage to the internal structure of the cable is reduced, the transmission speed of signals in the cable can be further improved, and the central symmetry of the copper-core conductor is still ensured after the optical fiber is added.
2. The arc-shaped wear-resistant pad can prevent the outer layer of the cable from leaking out of the inner core due to abrasion when the cable is rubbed on the ground, so that the service life of the cable is prolonged, meanwhile, the friction force of holding by an operator can be effectively enhanced through the annular anti-slip sleeve, so that the sliding phenomenon generated when the operator holds the cable is reduced, the operator does not need to use other holding tools, meanwhile, the protection of the protective sleeve can be further improved through the design of the part, the protective sleeve is prevented from being damaged due to the friction between the protective sleeve and the ground, and the convenience and the practicability of the use of the cable are further improved.
Drawings
FIG. 1 is a side cross-sectional view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view of the waterproofing layer of the present invention;
FIG. 4 is a side view of an optical fiber of the present invention;
FIG. 5 is a side view of the shield of the present invention;
FIG. 6 is a schematic perspective view of a T-shaped rubber pad according to the present invention;
fig. 7 is a schematic perspective view of the annular anti-slip cover of the present invention.
In the figure: 1. a protective sleeve; 2. a thermal insulation layer; 3. a waterproof layer; 4. a copper-core conductor; 5. a shielding layer; 6. an annular anti-slip sleeve; 7. an arc-shaped wear pad; 8. an optical fiber; 9. a T-shaped rubber pad; 10. a reinforcing copper wire; 11. an insulating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: lotus root core coaxial cable of built-in optic fibre, including protective sheath 1, the inside intermediate position department of protective sheath 1 is equipped with optic fibre 8, optic fibre 8's the outside is equipped with insulating layer 11, the outside of insulating layer 11 evenly is equipped with four shielding layer 5 of group, the one side that four shielding layer 5 of group kept away from mutually all glues glutinous insulating layer 2 that is equipped with, the inside of four insulating layer 2 of group all is equipped with copper core conductor 4, the outside of four insulating layer 2 of group is equipped with waterproof layer 3 jointly, the outside of waterproof layer 3 evenly is equipped with the enhancement copper wire 10 of laminating each other with protective sheath 1 inboard, the outside of protective sheath 1 evenly is equipped with six T type rubber pads 9 of group, the one side that six T type rubber pads 9 of group kept away from mutually all glues glutinous arc wear pad 7 that is equipped with, the outside of six arc wear pad 7 all evenly glues glutinous and is equipped with annular antiskid cover 6, and annular antiskid cover 6 covers the outside of establishing with protective sheath 1.
As a preferable aspect of the present embodiment: one side of the heat insulation layer 2, the waterproof layer 3 and the shielding layer 5 close to each other is made of an arc-shaped structure, so that the heat insulation layer, the waterproof layer and the shielding layer are tightly attached to each other to prevent air from entering and causing oxidation.
As a preferable embodiment of the present embodiment: one side that protective sheath 1 outside is close to T type rubber pad 9 evenly is equipped with six groups of recesses, is convenient for place external wire and cable and reduces occupation space.
As a preferable embodiment of the present embodiment: the outside of annular antiskid cover 6 evenly is equipped with anti-skidding bump, and anti-skidding bump and annular antiskid cover 6 interconnect, and the increase frictional force of being convenient for prevents that operating personnel from sliding when gripping.
As a preferable embodiment of the present embodiment: one side that protective sheath 1 outside is close to T type rubber pad 9 all evenly is equipped with six groups of T type recesses, and six groups of T type recesses and the mutual adaptation of T type rubber pad 9, is convenient for place installation T type rubber pad 9.
As a preferable embodiment of the present embodiment: the inside of four insulating layers 2 all is equipped with the through-hole, and through-hole and copper core conductor 4 mutual adaptation, the placing of copper core conductor 4 of being convenient for, the protection copper core conductor 4 of being convenient for simultaneously.
As a preferable embodiment of the present embodiment: the multiple groups of reinforcing copper wires 10 are laid on the outer side of the waterproof layer 3 in a spiral structure, so that the tensile resistance of the cable is enhanced conveniently.
As a preferable embodiment of the present embodiment: the heat insulating layers 2 are provided with four groups, the four groups of heat insulating layers 2 are arranged outside the shielding layer 5 in a petal-shaped structure, and the four groups of heat insulating layers 2 are connected with each other to facilitate connection and installation.
Embodiment 1, as shown in fig. 1, in use, the insulating layer 11 wrapped by the outer side of the optical fiber 8 can prevent the shielding layer 5 and the optical fiber 8 from touching each other, and meanwhile, the plastic material design of the insulating layer 11 makes the optical fiber have better flexibility and certain mechanical strength, and has higher insulation resistance, and has small electromagnetic wave loss, the shielding layer 5 disposed on the outer side of the insulating layer 11 can effectively prevent the phenomena of external open-circuit signal interference, cable television signal confusion, and the like, the insulating layer 2 bonded by the outer side of the shielding layer 5 can effectively isolate the high and low temperature generated when the optical fiber 8 works, so as to prevent the normal work of the copper core conductor 4 from being affected by too high or too low temperature, and meanwhile, the copper core conductor 4 can be protected to a certain extent by the structural design of the insulating layer 2, so as to prevent the copper core conductor 4 from breaking when the cable is bent, the waterproof layer 3 designed on the outer side of the insulating layer 2 can effectively prevent the infiltration of external rainwater, so as to reduce the damage caused by rainwater to the inside of the cable, and promote the insulating layer 5 to promote the insulation layer 3 to closely adhere to the insulation layer 5, and promote the insulation layer 5 to promote the whole insulation layer 5 to promote the performance of the cable, and the insulation layer 5 to promote the whole cable to promote the performance of the cable.
Embodiment 2, as shown in fig. 1, design through protective sheath 1 can be to insulating layer 2, waterproof layer 3, copper core conductor 4, shielding layer 5, optic fibre 8, strengthen copper wire 10 and insulating layer 11 and wrap up the protection, T type rubber pad 9 through the design of protective sheath 1 outside can effectual promotion this cable's bending resistance, in order to reduce the oppression that causes the cable inside, reduce the damage of cable inner structure, and then can promote the transmission speed of cable internal signal, arc abrasion pad 7 through T type rubber pad 9 surface design can prevent that the cable from leading to the skin to spill the inner core because of wearing and tearing when ground friction, and then promoted the life of this cable.
The working principle is as follows: when the cable is used, the insulation layer 11 which is designed by wrapping the outer side of the optical fiber 8 can prevent the shielding layer 5 and the optical fiber 8 from touching each other, meanwhile, the insulation layer 11 has better flexibility and certain mechanical strength due to the design of a plastic material, has higher insulation resistance value and small electromagnetic wave loss, the shielding layer 5 which is arranged on the outer side of the insulation layer 11 can effectively prevent the phenomena of external open circuit signal interference, cable television signal confusion and the like, the insulation layer 2 which is designed by adhering the outer side of the shielding layer 5 can effectively isolate high and low temperatures generated when the optical fiber 8 works, the normal work of the copper core conductor 4 is prevented from being influenced by overhigh or overlow temperature, meanwhile, the copper core conductor 4 can be protected to a certain extent due to the structural design of the insulation layer 2, the phenomenon that the copper core conductor 4 is broken when the cable is bent can be prevented, the waterproof layer 3 which is designed on the outer side of the insulation layer 2 can effectively prevent external rainwater from permeating into the cable, so as to reduce the damage caused by rainwater to the inside of the cable, meanwhile, the arc-shaped waterproof layer 3, the insulation layer 2 and the shielding layer 5 can effectively prevent the shielding layer 5 from entering the insulation layer 5 and improving the overall sliding performance, and the anti-floating performance of the cable can be improved by the anti-floating of the anti-floating cable;
can be to insulating layer 2 through the design of protective sheath 1, waterproof layer 3, copper core conductor 4, shielding layer 5, optic fibre 8, strengthen copper wire 10 and insulating layer 11 and wrap up the protection, T type rubber pad 9 through the design of protective sheath 1 outside can effectually promote the bending resistance ability of this cable, with the oppression that causes to the cable inside reduces the damage of cable inner structure, and then can promote the transmission speed of cable internal signal, arc abrasion pad 7 through T type rubber pad 9 surface design can prevent that the cable from leading to the skin to spill the inner core because of wearing and tearing when ground friction, and then promoted the life of this cable, the frictional force that annular antiskid cover 6 through the even design in arc abrasion pad 7 outside simultaneously can effectual reinforcing operating personnel grip, produce the slip phenomenon in order to reduce operating personnel gripping, need not operating personnel with the help of other gripping tools, still can promote the protection to 1 again through the design of this part, so as to prevent that protective sheath 1 from producing the friction and leading to its breakage phenomenon, and then promoted the convenience and the practicality of this cable use.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims (8)

1. Lotus root core coaxial cable of built-in optic fibre, including protective sheath (1), its characterized in that: the utility model discloses a protective sheath, including protective sheath (1), middle position department inside protective sheath (1) is equipped with optic fibre (8), the outside of optic fibre (8) is equipped with insulating layer (11), the outside of insulating layer (11) evenly is equipped with four shielding layer (5), four groups one side that shielding layer (5) kept away from mutually all glues glutinous insulating layer (2), four groups the inside of insulating layer (2) all is equipped with copper core conductor (4), four groups the outside of insulating layer (2) is equipped with waterproof layer (3) jointly, the outside of waterproof layer (3) evenly is equipped with reinforced copper wire (10) of laminating each other with protective sheath (1) inboard, the outside of protective sheath (1) evenly is equipped with six groups T type rubber pad (9), six groups one side that T type rubber pad (9) kept away from mutually all glues glutinous arc abrasion pad (7), six groups the outside of arc abrasion pad (7) all evenly glues and is equipped with annular antiskid cover (6), and annular antiskid cover (6) cover establishes the outside with protective sheath (1).
2. The fiber optic buoyed coaxial cable of claim 1, wherein: one side of the heat insulation layer (2), one side of the waterproof layer (3) and one side of the shielding layer (5) which are close to each other are all made of arc-shaped structures.
3. The fiber optic buoyed coaxial cable of claim 1, wherein: six groups of grooves are uniformly formed in one side, close to the T-shaped rubber pad (9), of the outer portion of the protective sleeve (1).
4. The fiber optic buoyed coaxial cable of claim 1, wherein: the outer side of the annular anti-skidding sleeve (6) is uniformly provided with anti-skidding convex points, and the anti-skidding convex points are connected with the annular anti-skidding sleeve (6).
5. The fiber optic buoyed coaxial cable of claim 1, wherein: one side of the outer portion of the protective sleeve (1) close to the T-shaped rubber pad (9) is evenly provided with six groups of T-shaped grooves, and the six groups of T-shaped grooves are matched with the T-shaped rubber pad (9) mutually.
6. The fiber optic buoyed coaxial cable of claim 1, wherein: the four groups of heat insulation layers (2) are all provided with through holes, and the through holes are matched with the copper core conductors (4).
7. The fiber optic buoyed coaxial cable of claim 1, wherein: and a plurality of groups of reinforcing copper wires (10) are laid on the outer side of the waterproof layer (3) in a spiral structure.
8. The fiber optic buoyed coaxial cable of claim 1, wherein: the heat insulation layers (2) are arranged in four groups, the heat insulation layers (2) are arranged outside the shielding layer (5) in a petal-shaped structure, and the heat insulation layers (2) are connected with each other.
CN202110769095.3A 2021-07-07 2021-07-07 Lotus root core coaxial cable with built-in optical fiber Active CN113674904B (en)

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CN113674904B true CN113674904B (en) 2023-03-24

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5468913A (en) * 1993-08-19 1995-11-21 The United States Of America As Represented By The Secretary Of The Navy Electro-optical coaxial tow cable
JP2008033099A (en) * 2006-07-31 2008-02-14 Okano Electric Wire Co Ltd Optical fiber coaxial cable
CN203787196U (en) * 2014-01-21 2014-08-20 安徽国华电缆集团有限公司 Marine cable
CN104981881A (en) * 2012-12-13 2015-10-14 费德罗-莫格尔动力系公司 Coaxial cable and method of construction thereof
CN213277590U (en) * 2020-09-19 2021-05-25 国友线缆集团有限公司 Novel photoelectric composite cable
CN213339754U (en) * 2020-09-04 2021-06-01 济南圣通电力线缆有限公司 Tensile high-temperature-resistant cable

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5468913A (en) * 1993-08-19 1995-11-21 The United States Of America As Represented By The Secretary Of The Navy Electro-optical coaxial tow cable
JP2008033099A (en) * 2006-07-31 2008-02-14 Okano Electric Wire Co Ltd Optical fiber coaxial cable
CN104981881A (en) * 2012-12-13 2015-10-14 费德罗-莫格尔动力系公司 Coaxial cable and method of construction thereof
CN203787196U (en) * 2014-01-21 2014-08-20 安徽国华电缆集团有限公司 Marine cable
CN213339754U (en) * 2020-09-04 2021-06-01 济南圣通电力线缆有限公司 Tensile high-temperature-resistant cable
CN213277590U (en) * 2020-09-19 2021-05-25 国友线缆集团有限公司 Novel photoelectric composite cable

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