CN201036075Y - Low temperature resistant high-elasticity novel spring flexible wire for communication - Google Patents
Low temperature resistant high-elasticity novel spring flexible wire for communication Download PDFInfo
- Publication number
- CN201036075Y CN201036075Y CNU2007200839163U CN200720083916U CN201036075Y CN 201036075 Y CN201036075 Y CN 201036075Y CN U2007200839163 U CNU2007200839163 U CN U2007200839163U CN 200720083916 U CN200720083916 U CN 200720083916U CN 201036075 Y CN201036075 Y CN 201036075Y
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- low temperature
- flexible cord
- elasticity
- communication
- temperature resistant
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Abstract
The utility model relates to a cold resistant and high elasticity novel coil cord applied to telecommunications. The cold resistant and high elasticity novel coil cord is characterized in that a plurality of bunched copper covered wires are clustered together; modified polyethylene insulation is squeezed and packed, and wrapped with bare copper braided shield, which squeezes and packs polyurethane sheath; and the coil cord are wound into coils. The utility model has the advantages of good cryogenic flexibility, excellent wear-resistance, high-elasticity, high-tensile strength and good mechanical property; no any cracking at low temperature of -40 DRG, and better cryogenic flexibility, thereby meeting the requirements on transmission lines of telecommunications for military equipments and cryogenic mobile devices.
Description
Technical field
The utility model relates to a kind of communication with low temperature resistant high resiliency novel spring flexible cord
Background technology
Along with the high speed development of global communication field and China's information industry and becoming more prosperous every day of Aero-Space and military industry field, environmental resistance for the electronic devices and components that match with it requires more and more higher, spring flexible cord cable commonly used then hardening when low temperature-40 ℃, cracking, low temperature resistant only have about-10 ℃, and hardening in the time of-10 ℃ and can't stretching freely, limit the scope and the place of its use to a certain extent, can not satisfy most of customer requirements.The communications line of military communications equipment and low temperature mobile device particularly.
Summary of the invention
The purpose of this utility model just provides a kind of communication with low temperature resistant high resiliency novel spring flexible cord, it can be widely used in individual soldier's communication of civilian, military industry field and aviation, the panzer communication with connecting the phone support with Telephone handset or line box and be connected switch and the connector telephone cord, has the favorable mechanical characteristic, excellent abrasive, high resiliency, high-tensile, good low-temperature pliability.
The utility model is achieved like this, flexible cord is closed tinsel conductor, improved polyalkene insulation, naked copper braid shielded, polyurethane jacket, is constituted by bundle, it is characterized in that: some bundles close the tinsel conductor boundling together, extrude the improved polyalkene insulation, the outer naked copper braid shielded of wrapping up in of improved polyalkene insulation, the naked copper braid shielded extrudes polyurethane jacket, flexible cord coiled spring coil, in the utility model, also can substitute the improved polyalkene insulation with polyurethane insulating, tinned copper wire or tinsel conductor substitute the naked copper braid shielded.
The key technology that the utility model solves:
(1) the insulation copolymer composite material by a certain percentage that adopts polyethylene and ethene and butyl acrylate;
(2) expressing technique of polyurethane material;
(3) improvement of the design of sealing groove plate and screw compression ratio;
(4) improvement of spring flexible cord technology typing has guaranteed that product has the low temperature high resilience.
The utility model has the advantages that: (1) has good low-temperature pliability, excellent abrasive, high resiliency, high-tensile, favorable mechanical characteristic; (2) still do not ftracture during low temperature-40 ℃, the good low-temperature resilience is arranged, can satisfy the communications line requirement of military communications equipment and low temperature mobile device.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
In the drawings, 1, bundle closes tinsel conductor 2, improved polyalkene insulation 3, naked copper braid shielded 4, polyurethane jacket 5, spring coil
Embodiment
As shown in Figure 1, the utility model is achieved like this, flexible cord closes tinsel conductor 1, improved polyalkene insulation 2, naked copper braid shielded 3, polyurethane jacket 4 by bundle and constitutes, it is characterized in that: some bundles close tinsel conductor 1 tight bundle together, extrude improved polyalkene insulation 2, the improved polyalkene insulation is outer wraps up in naked copper braid shielded 3, and the naked copper braid shielded extrudes polyurethane jacket 4, flexible cord coiled spring coil 5.
Main performance index of the present utility model is as follows:
(1) D.C. resistance of finished product flexible cord conductor wire core is when temperature is 20 ℃:
5/0.26mm tinsel conductor-------------be not more than 1.0 Ω/m
7/0.26mm tinsel conductor-------------be not more than 0.65 Ω/m
(2) insulation resistance that reaches between finished product flexible cord insulated wire cores between core and shielding is not less than 500M Ω m.
(3) can stand to exchange 50H between finished product flexible cord insulated wire cores
Z, 800V voltage test, apply voltage time 1min.The sample of voltage test is one 5m long finished product flexible cord or 5 spring flexible cords, and sample should immerse in the water of (20 ± 2) ℃ and be no less than 3h before the test.
(4) the flexible test of finished product spring flexible cord: continuously elongated 20,000 times, tensile strain rate is less than 80%.
(5) HRYA, the following extension of HRYAT type flexible cord 0.5kg weight bend 30,000 times and do not rupture; HRYPA, HRYPAT type flexible cord bend 2.5 ten thousand times and do not rupture.
(6) after finished product spring flexible cord stood-40 ℃ ± 2 ℃ cryogenic tensile test, jacket surface did not produce cracking, the continuous core of insulated wire cores conductor.
(7) after finished product spring flexible cord stood 65 ℃ ± 2 ℃ high temperature tension test, jacket surface did not produce cracking, the continuous core of insulated wire cores conductor.
(8) after the finished product flexible cord stood 70 ℃ ± 2 ℃, the test of the storage temperature of 8h, jacket surface did not ftracture, the continuous core of insulated wire cores conductor, length and flexible cord external diameter be in the margin of tolerance.
Claims (2)
1. a communication is with low temperature resistant high resiliency novel spring flexible cord, flexible cord closes tinsel conductor, improved polyalkene insulation, naked copper braid shielded, polyurethane jacket by bundle and constitutes, it is characterized in that: some bundles close the tinsel conductor boundling together, extrude the improved polyalkene insulation, the outer naked copper braid shielded of wrapping up in of improved polyalkene insulation, the naked copper braid shielded extrudes polyurethane jacket, flexible cord coiled spring coil.
According to the communication of claim 1 narration with low temperature resistant high resiliency novel spring flexible cord, it is characterized in that also available polyurethane insulating substitutes improved polyalkene and insulate, tinned copper wire or tinsel conductor substitute the naked copper braid shielded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200839163U CN201036075Y (en) | 2007-03-26 | 2007-03-26 | Low temperature resistant high-elasticity novel spring flexible wire for communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200839163U CN201036075Y (en) | 2007-03-26 | 2007-03-26 | Low temperature resistant high-elasticity novel spring flexible wire for communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201036075Y true CN201036075Y (en) | 2008-03-12 |
Family
ID=39196964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200839163U Expired - Fee Related CN201036075Y (en) | 2007-03-26 | 2007-03-26 | Low temperature resistant high-elasticity novel spring flexible wire for communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201036075Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445234A (en) * | 2011-10-28 | 2012-05-09 | 徐州中矿奥特麦科技有限公司 | Lift type comprehensive monitoring mechanism |
| CN104575852A (en) * | 2014-11-24 | 2015-04-29 | 宁波日月电线电缆制造有限公司 | Bending-resistant shielded transmission line |
| CN111764187A (en) * | 2020-07-09 | 2020-10-13 | 中复碳芯电缆科技有限公司 | Elastomer bonded fiber reinforced composite wire and preparation method thereof |
-
2007
- 2007-03-26 CN CNU2007200839163U patent/CN201036075Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445234A (en) * | 2011-10-28 | 2012-05-09 | 徐州中矿奥特麦科技有限公司 | Lift type comprehensive monitoring mechanism |
| CN104575852A (en) * | 2014-11-24 | 2015-04-29 | 宁波日月电线电缆制造有限公司 | Bending-resistant shielded transmission line |
| CN111764187A (en) * | 2020-07-09 | 2020-10-13 | 中复碳芯电缆科技有限公司 | Elastomer bonded fiber reinforced composite wire and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGXI LIANCHUANG CABLE SCIENCE CO., LTD. ADDRES Free format text: FORMER OWNER: JIANGXI PROVINCE OPTO-ELECTRICAL CABLE ENGINEERING TECHNOLOGY RESEARCH CENTER ADDRESS Effective date: 20081121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081121 Address after: No. 16-18, Beijing Jiulong Road, hi tech Zone, Jiangxi, Ji'an Province: 343100 Patentee after: Jiangxi Linktrend Cable Technology Co., Ltd. Address before: Ji'an City, Jiangxi Province, Jizhou District No. 11 Yuejin Road, zip code: 343000 Patentee before: Jiangxi Photoelectric Cable Engineering Technology Research Centre |
|
| ASS | Succession or assignment of patent right |
Owner name: JIANGXI LIANCHUANG CABLE SCIENCE CO., LTD. Free format text: FORMER OWNER: JIANGXI PROVINCE OPTO-ELECTRICAL CABLE ENGINEERING TECHNOLOGY RESEARCH CENTER Effective date: 20081121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 Termination date: 20150326 |
|
| EXPY | Termination of patent right or utility model |