CN203366848U - Novel radio frequency symmetrical cable - Google Patents
Novel radio frequency symmetrical cable Download PDFInfo
- Publication number
- CN203366848U CN203366848U CN201320176196.0U CN201320176196U CN203366848U CN 203366848 U CN203366848 U CN 203366848U CN 201320176196 U CN201320176196 U CN 201320176196U CN 203366848 U CN203366848 U CN 203366848U
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- CN
- China
- Prior art keywords
- layer
- radio frequency
- outer conductor
- cable
- conductor
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 claims abstract description 19
- 239000010949 copper Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 29
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 238000009954 braiding Methods 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
Description
技术领域technical field
实用新型涉及通信电缆领域，具体涉及一种射频对称电缆。The utility model relates to the field of communication cables, in particular to a radio frequency symmetrical cable.
背景技术Background technique
通信电缆是指用于近距音频通信和远距的高频载波和数字通信及信号传输的电缆，是中国五大电缆产品之一，在各种无线电通信系统及类似技术的电子设备使用中通信射频电缆又是不可缺少的元素。当前传统低射频或对称馈电技术领域中用的电缆具有辐射损耗大，抗外界干扰能力弱，耐电压低，介电系数大等弱点，不能满足传输性能的要求，而且电缆的使用寿命短。Communication cables refer to cables used for short-distance audio communication and long-distance high-frequency carrier and digital communication and signal transmission. Cables are again an indispensable element. At present, the cables used in the traditional low radio frequency or symmetrical feeding technology have large radiation loss, weak anti-interference ability, low voltage resistance, high dielectric coefficient and other weaknesses, which cannot meet the requirements of transmission performance, and the service life of the cable is short.
实用新型内容Utility model content
本实用新型针对以上所述的缺陷提供一种通信电缆，用于低射频领域或对称馈电的情况中。The utility model provides a communication cable for the above-mentioned defects, which is used in the low radio frequency field or in the case of symmetrical feeding.
本实用新型的技术方案如下：The technical scheme of the utility model is as follows:
一种新型射频对称电缆，包括铜内导体，绝缘层，钢线外导体和外护套层，绝缘层和钢线外导体之间还设有条状填料。The utility model relates to a new type of radio-frequency symmetrical cable, which includes a copper inner conductor, an insulating layer, a steel wire outer conductor and an outer sheath layer, and strip fillers are arranged between the insulating layer and the steel wire outer conductor.
进一步所述，铜内导体由2根或多根偶数铜丝绞合而成。Further, the copper inner conductor is formed by twisting two or more even-numbered copper wires.
进一步所述，外导体为钢线编织的绕包层，钢线外导体采用编制角35或40度单层编织而成。Further, the outer conductor is a wrapping layer braided by steel wires, and the outer conductor of steel wires is braided in a single layer at a braiding angle of 35 or 40 degrees.
进一步所述，电缆绝缘层采用防水阻燃的聚乙烯材料。Further stated, the cable insulation layer is made of waterproof and flame-retardant polyethylene material.
有益效果：本使用新型具有辐射损耗小，抗外界干扰能力强，聚乙烯的绝缘电阻高，耐电压好，介电系数小和介质损耗温度和变频率的影响也小，不但能满足传输性能的要求，而且能确保电缆的使用寿命。Beneficial effects: the new type has small radiation loss, strong anti-interference ability, high insulation resistance of polyethylene, good voltage resistance, small dielectric coefficient and small influence of dielectric loss temperature and variable frequency, which can not only meet the requirements of transmission performance Requirements, and can ensure the service life of the cable.
附图说明Description of drawings
图1为本实用新型的结构示意图。Fig. 1 is the structural representation of the utility model.
图中：1、金属导体2、导体屏蔽层3、绝缘层4、绝缘屏蔽层5、钢带屏蔽层6、无纺布7、内护套8、钢带铠装9、铜丝10、外护套In the figure: 1, metal conductor 2, conductor shielding layer 3, insulating layer 4, insulating shielding layer 5, steel tape shielding layer 6, non-woven fabric 7, inner sheath 8, steel tape armoring 9, copper wire 10, outer jacket
具体实施方式Detailed ways
实施例1：如图1所示：一种射频对称电缆，内部为2组铜内导体，铜内导体由2根铜线绞合而成，铜内导体外包裹有绝缘层，电缆绝缘层采用防水阻燃的聚乙烯材料，绝缘层和2组铜内导体挤包而成，绝缘层外紧包裹钢线外导体，外导体为钢线编织的绕包层，钢线外体采用编制角35度单层编织而成，钢线外导体外层紧包裹外护套层。Embodiment 1: As shown in Figure 1: a radio frequency symmetrical cable, the inside is 2 sets of copper inner conductors, the copper inner conductors are twisted by 2 copper wires, the copper inner conductors are wrapped with an insulating layer, and the cable insulating layer is made of Waterproof and flame-retardant polyethylene material, insulating layer and 2 sets of copper inner conductors are extruded, and the insulating layer is tightly wrapped around the outer conductor of steel wire. It is braided in a single layer of high-strength, and the outer layer of the outer conductor of the steel wire tightly wraps the outer sheath layer.
实施例2：一种射频对称电缆，内部为2组铜内导体，铜内导体由6根铜线绞合而成，铜导体外包裹有绝缘层，电缆绝缘层采用防水阻燃的聚乙烯材料，绝缘层和4组铜内导体挤包而成，绝缘层外紧包裹钢线外导体，外导体为钢线编织的绕包层，钢线外体采用编制角40度单层编织而成，钢线外导体外层紧包裹外护套层。Example 2: A radio frequency symmetrical cable, with 2 sets of copper inner conductors inside, the copper inner conductors are twisted by 6 copper wires, the copper conductors are wrapped with an insulating layer, and the cable insulating layer is made of waterproof and flame-retardant polyethylene material , the insulation layer and 4 sets of copper inner conductors are extruded, and the insulation layer is tightly wrapped around the outer conductor of the steel wire. The outer conductor is a wrapping layer of steel wire braiding. The outer layer of the outer conductor of the steel wire tightly wraps the outer sheath layer.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320176196.0U CN203366848U (en) | 2013-04-10 | 2013-04-10 | Novel radio frequency symmetrical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320176196.0U CN203366848U (en) | 2013-04-10 | 2013-04-10 | Novel radio frequency symmetrical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203366848U true CN203366848U (en) | 2013-12-25 |
Family
ID=49814578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320176196.0U Expired - Fee Related CN203366848U (en) | 2013-04-10 | 2013-04-10 | Novel radio frequency symmetrical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203366848U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103375A (en) * | 2013-04-10 | 2014-10-15 | 江苏远红电缆有限公司 | Novel radio frequency symmetrical cable |
| RU168542U1 (en) * | 2016-08-17 | 2017-02-08 | Акционерное общество "Электрокабель" Кольчугинский завод" | LOW-FREQUENCY COMMUNICATION CABLE WITH CORDELL-PAPER INSULATION |
-
2013
- 2013-04-10 CN CN201320176196.0U patent/CN203366848U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103375A (en) * | 2013-04-10 | 2014-10-15 | 江苏远红电缆有限公司 | Novel radio frequency symmetrical cable |
| RU168542U1 (en) * | 2016-08-17 | 2017-02-08 | Акционерное общество "Электрокабель" Кольчугинский завод" | LOW-FREQUENCY COMMUNICATION CABLE WITH CORDELL-PAPER INSULATION |
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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: 20131225 Termination date: 20170410 |