CN203982884U - Network communication cable - Google Patents
Network communication cable Download PDFInfo
- Publication number
- CN203982884U CN203982884U CN201420391816.7U CN201420391816U CN203982884U CN 203982884 U CN203982884 U CN 203982884U CN 201420391816 U CN201420391816 U CN 201420391816U CN 203982884 U CN203982884 U CN 203982884U
- Authority
- CN
- China
- Prior art keywords
- oversheath
- insulating barrier
- conductor
- network communication
- communication cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to cable technology field, be specifically related to a kind of network communication cable, comprise oversheath, and the shielding conductor being arranged in oversheath hinders, in oversheath, be provided with at least one shielding conductor resistance, in shielding conductor resistance, be provided with at least two insulation core wires, insulation core wire comprises conductor and insulating barrier, insulating barrier is wrapped in conductor surrounding, insulating barrier is polyethylene foamed, thickness of insulating layer is 0.4 ± 0.04mm, conductor diameter is 0.4 ± 0.003mm, between insulation core wire insulating barrier, be filled with a PE packing, insulation core wire is surrounded with aluminum plastic belt split screen outward, aluminum plastic belt split screen is provided with inner sheath outward, the outer PET twining package tape that is surrounded with of shielding conductor resistance, between PET twining package tape and oversheath, be provided with braided overall-shielding layer, the utility model provides a kind of 120 Ω characteristic impedance requirements that can guarantee to meet, there is the network communication cable that high electric property and insulation resistance are greater than 5000M Ω km.
Description
Technical field
The utility model relates to cable technology field, is specifically related to a kind of network communication cable.
Background technology
Along with the high speed development of optical communication technique, the backbone network of China's wire net and interoffice trunk are generally used optical cable, and optical fiber enters Access Network has become inexorable trend.But fiber cable laying expense is too high, joint expense and terminal light-electric conversion charges is expensive, therefore, in a very long time before fiberize is universal, the subscribers feeder of Access Network will be take metal cables as main, metal cables mainly comprises three kinds of all-plastic cable, coaxial cable and data cables, wherein, data cable is the transmission medium of current more satisfactory broadband access network, it has advantages of that manufacturing cost is lower, simple in structure, expandability is good, is convenient to network upgrade, is mainly used in building wiring, community computer generalization wiring etc.
Utility model content
For the problems referred to above, the utility model provides a kind of can assurance to meet 120 Ω characteristic impedance requirements, has the network communication cable that high electric property and insulation resistance are greater than 5000M Ω km.
Realize the technical solution of the utility model
Network communication cable, comprise oversheath, and the shielding conductor being arranged in oversheath hinders, in described oversheath, be provided with at least one shielding conductor resistance, in shielding conductor resistance, be provided with at least two insulation core wires, insulation core wire comprises conductor and insulating barrier, insulating barrier is wrapped in conductor surrounding, insulating barrier is polyethylene foamed, thickness of insulating layer is 0.4 ± 0.04mm, conductor diameter is 0.4 ± 0.003mm, between insulation core wire insulating barrier, be filled with a PE packing, insulation core wire is surrounded with aluminum plastic belt split screen outward, aluminum plastic belt split screen is provided with inner sheath outward, the outer PET twining package tape that is surrounded with of described shielding conductor resistance, between PET twining package tape and oversheath, be provided with braided overall-shielding layer.
In described oversheath, be provided with at least one large gasket for packing.
Described shielding conductor resistance inside is provided with leaky line and at least one little gasket for packing.
The diameter of described PE packing is 1.2mm.
The aluminium face thickness of described aluminum plastic belt split screen is controlled at 12-18 μ m.
Adopt such scheme, because insulating barrier is polyethylene foamed, when making the hardness of cable high, flexibility also reaches regulation requirement, for guaranteeing that cable meets the requirement of 120 Ω characteristic impedances, the thickness of insulating layer of cable is 0.4 ± 0.04mm, conductor diameter is 0.4 ± 0.003mm, conductor is made with copper base, there is high electrical property, between PET twining package tape and oversheath, be provided with braided overall-shielding layer, braided overall-shielding layer density guarantees more than 80%, guarantees shield effectiveness and antijamming capability, improves insulation resistance.
By the detailed description below in conjunction with accompanying drawing, the utility model is aforesaid will be become apparent with other object, feature and advantage.Wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in the figure, network communication cable, comprise oversheath 10, and the shielding conductor being arranged in oversheath 10 hinders, in oversheath 10, be provided with at least one shielding conductor resistance, in shielding conductor resistance, be provided with at least two insulation core wires, insulation core wire comprises conductor 1 and insulating barrier 2, insulating barrier 2 is wrapped in conductor 1 surrounding, insulating barrier 2 is polyethylene foamed, when making the hardness of cable high, flexibility also reaches regulation requirement, for guaranteeing that cable meets the requirement of 120 Ω characteristic impedances, insulating barrier 2 thickness of cable are 0.4 ± 0.04mm, conductor 1 diameter is 0.4 ± 0.003mm, conductor 1 is made with copper base, there is high electrical property, between insulation core wire insulating barrier 2, be filled with a PE packing, the diameter of PE packing is 1.2mm, PE packing is in order to guarantee paired cable rounding, the control cables degree of decay, insulation core wire is surrounded with aluminum plastic belt split screen 5 outward, the aluminium face thickness of aluminum plastic belt split screen 5 is controlled at 12-18 μ m, play shielding action, improve antijamming capability, the outer inner sheath 6 that is provided with of aluminum plastic belt split screen 5, the outer PET twining package tape 8 that is surrounded with of shielding conductor resistance, PET twining package tape 8 has good insulating properties, and higher mechanical strength, high temperature resistant lower temperature resistance is wide, between PET twining package tape 8 and oversheath 10, be provided with braided overall-shielding layer 9, braided overall-shielding layer 9 density guarantee more than 80%, guarantee shield effectiveness and antijamming capability, in oversheath 10, be provided with at least one large gasket for packing 7, large gasket for packing 7 works to fill oversheath 10 inside, make oversheath 10 internal structures stable, rounding becomes, shield 2 line resistance inside and be provided with leaky line 3 and at least one little gasket for packing 4, reveal line 3 energy balance static and reveal static, improve stability and the fail safe of cable, little gasket for packing 4 works to fill shielding conductor and hinders inner, can make shielding conductor resistance internal structure stable, rounding becomes.
For guaranteeing that cable meets the requirement of 120 Ω characteristic impedances, cable attenuation is less than 45dB/km, cable has high electrical property, insulation resistance is greater than 5000M Ω km, through experiment, being designed to of cable, conductor 1 diameter will be controlled at 0.4 ± 0.003mm, conductor 1 is made with copper base, insulating barrier 2 THICKNESS CONTROL are at 0.4 ± 0.04mm, insulating barrier 2 is used polyethylene foamed, the aluminium face thickness of aluminum plastic belt split screen 5 is controlled at 12～18 μ m, between insulating barrier 2, fill out the PE packing of a 1.2mm, braided overall-shielding layer 9 density guarantee more than 80%, cable is also wanted environmental protection simultaneously, fire-retardant, flexibility is good, so inner sheath 6 is used with oversheath 10 elastomeric material that density is lower.
The utility model is not limited to described embodiment; those skilled in the art is not departing from spirit of the present utility model openly in scope; still can do some corrections or change, therefore the scope that rights protection scope of the present utility model limits with claims is as the criterion.
Claims (5)
1. network communication cable, comprise oversheath, and the shielding conductor being arranged in oversheath hinders, it is characterized in that, in described oversheath, be provided with at least one shielding conductor resistance, in shielding conductor resistance, be provided with at least two insulation core wires, insulation core wire comprises conductor and insulating barrier, insulating barrier is wrapped in conductor surrounding, insulating barrier is polyethylene foamed, thickness of insulating layer is 0.4 ± 0.04mm, conductor diameter is 0.4 ± 0.003mm, between insulation core wire insulating barrier, be filled with a PE packing, insulation core wire is surrounded with aluminum plastic belt split screen outward, aluminum plastic belt split screen is provided with inner sheath outward, the outer PET twining package tape that is surrounded with of described shielding conductor resistance, between PET twining package tape and oversheath, be provided with braided overall-shielding layer.
2. network communication cable according to claim 1, is characterized in that, is provided with at least one large gasket for packing in described oversheath.
3. network communication cable according to claim 1, is characterized in that, described shielding conductor resistance inside is provided with leaky line and at least one little gasket for packing.
4. network communication cable according to claim 1, is characterized in that, the diameter of described PE packing is 1.2mm.
5. network communication cable according to claim 1, is characterized in that, the aluminium face thickness of described aluminum plastic belt split screen is controlled at 12-18 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420391816.7U CN203982884U (en) | 2014-07-15 | 2014-07-15 | Network communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420391816.7U CN203982884U (en) | 2014-07-15 | 2014-07-15 | Network communication cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203982884U true CN203982884U (en) | 2014-12-03 |
Family
ID=51980314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420391816.7U Expired - Fee Related CN203982884U (en) | 2014-07-15 | 2014-07-15 | Network communication cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203982884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106504818A (en) * | 2016-12-27 | 2017-03-15 | 山东华凌电缆有限公司 | The naval vessel insulation direction waterproof type communication cable of second third |
-
2014
- 2014-07-15 CN CN201420391816.7U patent/CN203982884U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106504818A (en) * | 2016-12-27 | 2017-03-15 | 山东华凌电缆有限公司 | The naval vessel insulation direction waterproof type communication cable of second third |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203966612U (en) | A kind of fire-resistant and sound absorption-type 485 data-signal transmission cables | |
| CN202584759U (en) | Combination cable for monitoring | |
| CN203982884U (en) | Network communication cable | |
| CN202332403U (en) | Flame-retardant waterproof composite shielding high-frequency digital cable | |
| CN206312615U (en) | The compound naval vessel medium-pressure power cable of one kind control | |
| CN203787153U (en) | Environment-friendly type anti-oxidation insulation shielding cable | |
| CN105070365A (en) | Integrated cable and method for manufacturing the same | |
| CN205406184U (en) | Communication cable | |
| CN203787154U (en) | Low-smoke zero-halogen insulating fireproof cable | |
| CN203787193U (en) | Lightning-protection power cable | |
| CN203799749U (en) | Photoelectric composite cable | |
| CN203366841U (en) | Environment-friendly type crosslinking polyethylene insulating, water-resistant, flame-retardant and shielding power cable | |
| CN103824643A (en) | Triangle communication cable | |
| CN204808930U (en) | Fire -retardant communication cable of environmental protection | |
| CN203150225U (en) | Flexible cable of coal cutter | |
| CN204904871U (en) | Integrated cable | |
| CN207718857U (en) | A kind of anti-interference power cable for nuclear power plant of radiation hardness | |
| CN201984884U (en) | Optical fiber composite low-voltage cable for intelligent power grid | |
| CN201237936Y (en) | 35KV and below water-resistant cable | |
| CN205670468U (en) | A kind of wisdom energy tensile type signal transmission transmits composite cable with electric power | |
| CN101335107A (en) | Control electric cable for nuclear power plant | |
| CN206058975U (en) | A kind of underground communication cable | |
| CN203026214U (en) | Multi-core control and communication compound cable | |
| CN204966082U (en) | High fire -retardant power cable of environment -friendly | |
| CN204991269U (en) | Current collection power and signal transmission in special cable of an organic whole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20200715 |