CN104810082A - Optical-electric cable capable of coaxially transmitting CATV signals and electric energy - Google Patents
Optical-electric cable capable of coaxially transmitting CATV signals and electric energy Download PDFInfo
- Publication number
- CN104810082A CN104810082A CN201410032634.5A CN201410032634A CN104810082A CN 104810082 A CN104810082 A CN 104810082A CN 201410032634 A CN201410032634 A CN 201410032634A CN 104810082 A CN104810082 A CN 104810082A
- Authority
- CN
- China
- Prior art keywords
- cable
- optical
- electric cable
- electric energy
- heart yearn
- 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
Landscapes
- Communication Cables (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses an optical-electric cable capable of coaxially transmitting CATV signals and electric energy, which is convenient to install and saves the space. A core wire is arranged at the inner side of an optical cable sheath. An electric cable comprises an electric cable sheath and a core wire, wherein the core wire is arranged at the inner side of the electric cable sheath. The core wire arranged at the inner side of the electric cable sheath comprises an electric cable conductor and an electric cable insulator. The electric cable insulator is arranged at the outer side of the cable conductor. The electric cable sheath is arranged on an optical cable sheath in a protruding mode with the protruding depth being one fifth to one third of the thickness of the optical cable sheath, the optical cable sheath and the electric cable sheath are in an integrated structure, and the inner side of the optical cable sheath is provided with a shielding layer. The core wire of the electric cable is provided with a fireproof layer, and the fireproof layer is arranged between the electric cable conductor and the electric cable insulator. According to the invention, the optical cable is internally provided with the shielding layer, the electric cable is internally provided with the fireproof layer, fluent transmission of signals and a problem of fire protection can be taken into consideration at the same time when both the optical cable and the electric cable are used in combination. By adopting a mode of printing a number on the cable, the optical-electric cable requires only one original-color pigment, and mechanical performance and electrical performance of coaxial transmission are not influenced.
Description
Technical field
The present invention relates to power cable technical field, a kind of specifically can the optical cable of coaxial transmission CATV signal and electric energy.
Background technology
In prior art, CATV signal and electric energy adopt different cable transmission respectively, inconvenience is installed, also wadding is disorderly to make circuit easily occur, see the patent of invention of Authorization Notice No. CN2935396Y, open a kind of " optical cable ", although the optical cable of the optical cable of signal transmission and electric energy transmitting is combined, but owing to not arranging screen, easily interference mutually between the two, overall fire protecting performance is poor.
Moreover the insulation core wire due to coaxial transmission wants the needs that can adapt to process and install, and generally all adopts different colors to be distinguished.Along with the conversion of market economic development, at present, products of different specifications production lot is little, thus just need when opening insulation to change different colors, due to colour changing frequently, insulation thickness is thicker again, not only cause waste of material larger, and when colour changing, because fuselage discharge is unclear, also insulator surface colour mixture shape can be caused defective, after particularly painted color masterbatch adds, the mechanical and physical performance of insulating material and electric property can be caused to decline, as insulation resistance declines, capacitance coefficient rising etc., once there is overvoltage in supply line, overcurrent, often can there is the drawbacks such as switch Frequent trip.
Therefore, special need a kind of can the optical cable of coaxial transmission CATV signal and electric energy, to solve problems of the prior art.
Summary of the invention
The object of the invention is to solve in prior art, cable for coaxial transmission CATV signal and electric energy easily disturbs between the two mutually, overall fire protecting performance is poor, easily there is the defect of colour mixture state in insulator surface, there is provided a kind of can the optical cable of coaxial transmission CATV signal and electric energy, solve problems of the prior art.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of can the optical cable of coaxial transmission CATV signal and electric energy, be made up of the CATV optical cable of signal transmission and cable two parts of electric energy transmitting, described optical cable comprises fiber cable jacket and heart yearn, the inner side of described fiber cable jacket arranges heart yearn, described cable comprises cable cover(ing) and heart yearn, the inner side of described cable cover(ing) arranges heart yearn, heart yearn inside described cable cover(ing) comprises cable conductor and cable insulation, described cable conductor arranged outside cable insulation, in cable cover(ing) projection fiber cable jacket, the degree of depth of described projection is 1/5-1/3 of fiber cable jacket thickness, described fiber cable jacket and cable cover(ing) are integral type structure, the inner side of described fiber cable jacket arranges screen, the heart yearn of described cable arranges flame retardant coating, described flame retardant coating is arranged between cable conductor and cable insulation.
In the present invention, heart yearn quantity in described cable cover(ing) is two or more, print outside described cable insulation and indicate word, described sign word direction is from top to bottom perpendicular or parallel in the center line of cable conductor, the quantity of described sign word is two or more, described two or more indicates word orientation from left to right or from top to bottom and the centerline parallel of cable conductor, and the sign word printed outside described same cable insulator is identical, and the sign word in each heart yearn described is not identical.
In the present invention, described sign word is numeral, letter or Chinese character.
In the present invention, described sign word width or highly account for 5%-30% of cable insulation surface perimeter.
In the present invention, the printing degree of depth of described sign word is 0.5mm---2.7mm.
In the present invention, also comprise greasy for preventing water layer and woven shield, in described fiber cable jacket, set gradually greasy for preventing water layer, woven shield and screen by fiber cable jacket to the direction of cable core.
Beneficial effect
Of the present invention a kind of can the optical cable of coaxial transmission CATV signal and electric energy, easy for installation, conserve space, compared with prior art, screen is set in optical cable, in cable, fireprotection layer is set, unobstructed transmission and the fire safety problem of signal can be taken into account while both combinationally use; Adopt the mode printing numeral, make the present invention only need, with a kind of true qualities colorant, not affect mechanical and physical performance and the electric property of coaxial transmission, improve the reliability of cable; Structure is simple, very practical, realizes object of the present invention.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention;
The structural representation of multiple heart yearn is set in Fig. 2 cable;
Fig. 3 indicates the structural representation that word from left to right arranges;
Fig. 4 indicates the structural representation that word arranges from top to bottom.
Wherein: 1, cable cover(ing); 2, cable insulation; 3, cable conductor; 4, word is indicated; 5, optical cable; 51, fiber cable jacket; 6, cable; 7, heart yearn; 8, screen; 9, flame retardant coating; 10, greasy for preventing water layer; 11, woven shield; 12, insulating barrier; 13, foaming layer.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is further illustrated.
Embodiment
As shown in Fig. 1-4, Fig. 1 is structural representation of the present invention; The structural representation of multiple heart yearn is set in Fig. 2 cable; Fig. 3 is the structural representation that sign word from left to right arranges; Fig. 4 is the structural representation that sign word arranges from top to bottom.
A kind of can the optical cable of coaxial transmission CATV signal and electric energy, be made up of the CATV optical cable 5 of signal transmission and cable 6 two parts of electric energy transmitting, optical cable 5 comprises fiber cable jacket 51 and heart yearn 7, the inner side of fiber cable jacket 51 arranges heart yearn 52, inside fiber cable jacket 51, screen 8 is set gradually by the direction of fiber cable jacket 51 to heart yearn 7, foaming layer 13, the insulation of core is made to adopt the foam forms of skin-bubble-Pi with insulating barrier 12(), cable 6 comprises cable cover(ing) 1 and heart yearn 7, the inner side of cable cover(ing) 1 arranges heart yearn 7, in cable cover(ing) 1, insulating barrier 12 and flame retardant coating 9 is set gradually by the direction of cable cover(ing) 1 to heart yearn 7, heart yearn 7 inside cable cover(ing) 1 comprises cable conductor 3 and cable insulation 2, cable conductor 3 arranged outside cable insulation 2, fiber cable jacket 51 stube cable sheath 1, in cable cover(ing) 1 projection fiber cable jacket 51, the degree of depth of projection is 1/5-1/3 of fiber cable jacket 51 thickness (sheath wall thickness), fiber cable jacket 51 and cable cover(ing) 1 are integral type structure, the heart yearn 7 of cable 6 arranges flame retardant coating 9, flame retardant coating 9 is arranged between cable conductor 3 and cable insulation 2.
Heart yearn 5 quantity in cable cover(ing) 1 is two or more, print outside cable insulation 2 and indicate word 4, indicate word 4 direction from top to bottom perpendicular or parallel in the center line of cable conductor 3, indicate the quantity of word 4 be two or more (although indicate word 4 be arranged on circumferentially cylindrical, but each sign word, no matter be numeral, letter or Chinese character, all must contain the left side of word, the right, bottom and upper segment), two or more indicates word 4 orientation from left to right or from top to bottom and the centerline parallel of cable conductor 3, the sign word 4 printed outside same cable insulator 2 is identical, sign word 4 in each heart yearn is not identical.
Indicating word 4 is numeral, letter or Chinese character, can realize technical scheme of the present invention, and preferred embodiment, indicating word 4 is numeral.
Indicate the width of word 4 or highly account for 5%-30% of cable insulation 2 surface perimeter; When indicating word and from left to right arranging, indicate the large percentage that word accounts for insulator 2 surface perimeter, therefore can reach 30%; When sign word arranges from top to bottom, the ratio that sign word accounts for insulator 2 surface perimeter is less, and minimum value can reach 5%; For the preferred embodiment of the present invention, good result of use can be reached.
The printing degree of depth indicating word 4 is 0.5mm---2.7mm, is the preferred embodiment of the present invention, while guarantee insulator 2 insulation property, reaches the object of clear sign.
A kind of can the optical cable of coaxial transmission CATV signal and electric energy, also comprise greasy for preventing water layer 10 and woven shield 11, in fiber cable jacket 51, greasy for preventing water layer 10, woven shield 11 and screen 8 is set gradually by the direction of fiber cable jacket 51 to cable core, the material of screen 8 is generally aluminium foil, and because aluminium foil is not wrap completely when core-spun yarn, junction exists gap, therefore by arranging woven shield, this gap is made up.
The insulation of core adopts skin insulation-bubble-Pi physical blowing.
The present invention, main line is CATV coaxial signal transmission electric wire, and by-pass is the stranded soft fire-resistant RVS power line of two cores.Coaxial signal transmission line adopts conductor insulation to adopt the three-layer co-extruded tandem of suitcase bubble skin to produce, adopt aluminum foil shielded and weave double shield more anti-interference, power line is that fire-resistant isinglass belt is coated on conductive surface, Insulation Material is flame-proof material, be more applicable for installation and the use of Modern Family, save set-up time and space.
Above-mentioned is can understand for ease of those skilled in the art and use the present invention to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to above-described embodiment, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (6)
1. one kind can the optical cable of coaxial transmission CATV signal and electric energy, be made up of the CATV optical cable of signal transmission and cable two parts of electric energy transmitting, described optical cable comprises fiber cable jacket and heart yearn, the inner side of described fiber cable jacket arranges heart yearn, described cable comprises cable cover(ing) and heart yearn, the inner side of described cable cover(ing) arranges heart yearn, heart yearn inside described cable cover(ing) comprises cable conductor and cable insulation, described cable conductor arranged outside cable insulation, it is characterized in that, described cable cover(ing) projection is on fiber cable jacket, the degree of depth of described projection is 1/5-1/3 of fiber cable jacket thickness, described fiber cable jacket and cable cover(ing) are integral type structure, the inner side of described fiber cable jacket arranges screen, the heart yearn of described cable arranges flame retardant coating, described flame retardant coating is arranged between cable conductor and cable insulation.
2. one kind can the optical cable of coaxial transmission CATV signal and electric energy, its spy is: the heart yearn quantity in described cable cover(ing) is two or more, print outside described cable insulation and indicate word, described sign word direction is from top to bottom perpendicular or parallel in the center line of cable conductor, the quantity of described sign word is two or more, described two or more indicates word orientation from left to right or from top to bottom and the centerline parallel of cable conductor, the sign word printed outside described same cable insulator is identical, and the sign word in each heart yearn described is not identical.
3. according to claim 2 a kind of can the optical cable of coaxial transmission CATV signal and electric energy, it is characterized in that: described sign word is numeral, letter or Chinese character.
4. according to claim 3 a kind of can the optical cable of coaxial transmission CATV signal and electric energy, it is characterized in that: the width of described sign word or highly account for 5%-30% of cable insulation surface perimeter.
5. can the optical cable of coaxial transmission CATV signal and electric energy according to a kind of one of Claims 1-4 Suo Shu, it is characterized in that: the printing degree of depth of described sign word is 0.5mm---2.7mm.
6. according to claim 5 a kind of can the optical cable of coaxial transmission CATV signal and electric energy, it is characterized in that: also comprise greasy for preventing water layer and woven shield, in described fiber cable jacket, set gradually greasy for preventing water layer, woven shield and screen by fiber cable jacket to the direction of cable core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032634.5A CN104810082A (en) | 2014-01-23 | 2014-01-23 | Optical-electric cable capable of coaxially transmitting CATV signals and electric energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032634.5A CN104810082A (en) | 2014-01-23 | 2014-01-23 | Optical-electric cable capable of coaxially transmitting CATV signals and electric energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104810082A true CN104810082A (en) | 2015-07-29 |
Family
ID=53694855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410032634.5A Pending CN104810082A (en) | 2014-01-23 | 2014-01-23 | Optical-electric cable capable of coaxially transmitting CATV signals and electric energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104810082A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5448669A (en) * | 1992-03-24 | 1995-09-05 | At&T Corp. | Hybrid communications cable for enhancement of transmission capability |
| CN2922070Y (en) * | 2006-07-14 | 2007-07-11 | 天水铁路电缆工厂 | Comprehensive cable for railway tunnel |
| CN102194547A (en) * | 2010-03-09 | 2011-09-21 | 江苏新远程电缆股份有限公司 | Photoelectric composite cable |
| CN202394585U (en) * | 2011-12-27 | 2012-08-22 | 江苏凯诺电缆集团有限公司 | Photoelectric composite cable |
| CN103137257A (en) * | 2011-11-23 | 2013-06-05 | 扬州曙光电缆有限公司 | 8-shaped photoelectric composite cable for smart grid |
| CN203812590U (en) * | 2014-01-23 | 2014-09-03 | 上海宏胜电线电缆有限公司 | Optical-electric cable capable of coaxially transmitting CATV signal and electric energy |
-
2014
- 2014-01-23 CN CN201410032634.5A patent/CN104810082A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5448669A (en) * | 1992-03-24 | 1995-09-05 | At&T Corp. | Hybrid communications cable for enhancement of transmission capability |
| CN2922070Y (en) * | 2006-07-14 | 2007-07-11 | 天水铁路电缆工厂 | Comprehensive cable for railway tunnel |
| CN102194547A (en) * | 2010-03-09 | 2011-09-21 | 江苏新远程电缆股份有限公司 | Photoelectric composite cable |
| CN103137257A (en) * | 2011-11-23 | 2013-06-05 | 扬州曙光电缆有限公司 | 8-shaped photoelectric composite cable for smart grid |
| CN202394585U (en) * | 2011-12-27 | 2012-08-22 | 江苏凯诺电缆集团有限公司 | Photoelectric composite cable |
| CN203812590U (en) * | 2014-01-23 | 2014-09-03 | 上海宏胜电线电缆有限公司 | Optical-electric cable capable of coaxially transmitting CATV signal and electric energy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205722908U (en) | A kind of power cable | |
| CN201430024Y (en) | Fireproof anti-explosion signal cable for mine safety system | |
| CN203812590U (en) | Optical-electric cable capable of coaxially transmitting CATV signal and electric energy | |
| CN104810082A (en) | Optical-electric cable capable of coaxially transmitting CATV signals and electric energy | |
| CN102306517A (en) | Environmental friendly flame retardant soft cable for equipment | |
| CN208093183U (en) | It is a kind of that there is the fireproof cable for continuously extruding aluminium sheath | |
| CN206058925U (en) | A kind of video monitoring cable | |
| CN208985725U (en) | High fire-retardance flame-proof type communication instrument signal cable | |
| CN202650603U (en) | Fireproof insulated shielded cable | |
| CN204991274U (en) | Signal cable is synthesized to special railway of interlocking | |
| CN202058490U (en) | Novel aviation cable | |
| CN207441279U (en) | A kind of combination cable | |
| CN204884642U (en) | Environment -friendly fireproof cable | |
| CN208507231U (en) | A kind of mineral insulated cable | |
| CN206282658U (en) | A kind of environmental protection shielding control cable | |
| CN205542161U (en) | Fire -retardant shielding communication cable | |
| CN205751641U (en) | A kind of water-and fire-proof heat radiating type communication cable | |
| CN202258440U (en) | Flame-retardant fire-resistant flexible cable for equipment | |
| CN205069215U (en) | Vertical watertight control cable | |
| CN204926824U (en) | Overhead insulation electric cable | |
| CN203276907U (en) | Fire-proof insulated shielding cable | |
| CN203521018U (en) | High temperature resistant electric power installation wire | |
| CN203118582U (en) | Category 6 double-aluminum-foil-layer data shielding cable | |
| CN102360596B (en) | Flame-retardant and fire-resistant flexible cable for equipment | |
| CN208189251U (en) | A kind of anti-tampering type cable for car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150729 |
|
| RJ01 | Rejection of invention patent application after publication |