CN201607976U - Flexible silane cross-linked polyolefin elastic insulating flexible cable - Google Patents
Flexible silane cross-linked polyolefin elastic insulating flexible cable Download PDFInfo
- Publication number
- CN201607976U CN201607976U CN200920276312XU CN200920276312U CN201607976U CN 201607976 U CN201607976 U CN 201607976U CN 200920276312X U CN200920276312X U CN 200920276312XU CN 200920276312 U CN200920276312 U CN 200920276312U CN 201607976 U CN201607976 U CN 201607976U
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- polyolefin elastic
- silane crosslinking
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Abstract
The utility model relates to a flexible silane cross-linked polyolefin elastic insulating flexible cable, which is characterized by comprising at least a conductor, insulating layers and an outer jacket. The insulating layer is silane cross-linked polyolefin elastic material replacing silane cross-linked polythene material. The core number of the cable can be 1, 2, 3, 4 or 5. When the cable has two or more than two cores, stuffing and a gird are arranged between the insulating layer and the outer jacket. The stuffing is arranged among the insulating layers. The gird is arranged at the outer layer of the stuffing. The outer jacket is arranged outside the gird. The cable has the advantages of good bending resistant performance, extensive use and good safety. Proven by cable voltage resistant test, the cable can endure AC 3.5kv for 5 minutes without being broken through. The bending resistant performance is not lower than 18000 times. The bend radius of the cable is not less than 4 four times of the outer diameter of the cable for fixing installation and not less than 6 times of the outer diameter of the cable for mobile installation.
Description
Technical field
The utility model relates to a kind of flexible silane crosslinking polyolefin elastic insulated cable.
Background technology
Traditional silanes cross-linked polyethylene insulated cable is mainly used in the environment that fixedly lays, can not be applied to mobile occasion, mainly be because the silanes cross-linked polyethylene insulated cable body is harder, be not suitable for frequent moving, traditional moving all used rubber class flexible cable with cable, and power cable often uses ethylene propylene rubber insulated cable.Use ethylene propylene rubber insulatedly, make cable factory for many plastics classes and can not produce, therefore be subjected to very big placing restrictions on owing to there is vulcanization of rubber equipment.
How on the basis of existing plastic extruder, develop a kind of new silane crosslinking polyolefin elastic body insulated cable, can be applied to mobile occasion, replace traditional ethylene propylene rubber insulated power cable, thereby simplify production technology greatly and save manufacturing cost, this is that the technical staff of the industry thirsts for solving.
The utility model content
The purpose of this utility model is to provide a kind of flexible silane crosslinking polyolefin elastic insulated body cable.
Because the gentle elastic body insulated flexible cable use occasion that the utility model provides need frequently be reversed, therefore must have good antitorque commentaries on classics performance and bending property.So the utility model is at first set about from material development, select silane crosslinking polyolefin elastic body insulating material for use, by this material is tested discovery, this material has following premium properties:
1, have good low-temperature resistance and resistance to wear, and fatigue durability, weather-resistant performance, anti-microbial performance, oil product, chemicals are had fabulous corrosion resistance.Common cable does not have resistance to wear and corrosion resistance.
2, bending resistance excellence: bending resistance is not less than 18,000 times.
3, suitable environment temperature-15 ℃～+ 50 ℃.
4, the temperature of laying of cable is not less than-10 ℃, common cable lay temperature for being not less than 0 ℃;
5, Cable Bending Radius: fixed installation is not less than 4 times of the outside diameter of cable, and mobile installation is not less than 6 times of the outside diameter of cable.The bending radius of common cable is 20 times of the outside diameter of cable.
In order to guarantee with the flexible silane crosslinking polyolefin material is that the flexible cable of insulating barrier has above advantage, and the utility model improves cable from the following aspect:
1, conductor: conductor adopts the oxygen-free copper of high-quality, and the purity of copper reaches 99.99%.Conductor adopts zinc-plated or tin-coated copper conductor not according to the requirement of using, and conductor adopts and meets the requirement that IEC60228 stipulates the 5th kind or the 6th kind conductor regulation.Conductive surface should bright and clean, no greasy dirt, the burr of not damaged insulation, and the single line of projection or fracture.
2, insulating barrier: insulating barrier adopts flexible silane crosslinking polyolefin elastic body material, and the resistance to low temperature of insulation can reach-10 ℃, and thickness of insulating layer is selected for use and is fit to 1kV level and following voltage withstand class thickness, meets the regulation of GB/T12706.1-2008.
3, sheath: sheath adopts flexible flexible PVC protective cover material or elastomer sheathing material, and the resistance to low temperature of sheath reaches-15 ℃.Restrictive coating thickness is selected for use and is fit to 1kV level and following voltage withstand class thickness, should meet the regulation of GB/T12706.1-2008.
The flexible silane crosslinking polyolefin insulated cable that the utility model provides comprises conductor, insulating barrier and oversheath at least; The cable core number can be 1 core, 2 cores, 3 cores, 4 cores or 5 cores.Be 2 cores or then between conductor and the conductor packed layer should be arranged when surpassing 2 cores that at the cable core number in the packed layer outside band is arranged, the band outside is oversheath more then, also promptly increases packed layer and band between insulating barrier and oversheath.
The utility model is first with the traditional ethylene-propylene rubber of silane crosslinking polyolefin elastic insulated material substitution, produced beyond thought effect, not only make the price of product more cheap, technology is simple and overcome the use limitation that the conventional silanes cross-linked polyethylene insulated cable lays, guarantee that product has good bending resistance, product has the advantages that to be extensive use of with safety.Though be that the simple of material substitutes, effect is remarkable especially.
The characteristic of the polyolefin elastic insulated cable of the crosslinked with silicane that the utility model provides is:
1, cable voltage test: stand to exchange 3.5kV, continue 5 minutes, do not puncture.
2, bending resistance is not less than 18000 times.
3, Cable Bending Radius: fixed installation is not less than 4 times of the outside diameter of cable, and mobile installation is not less than 6 times of the outside diameter of cable.
Description of drawings
The different cores that Fig. 1 provides for the utility model are counted the structural representation of cable; Wherein, 1-a is 1 core, and 1-b is 2 cores, and 1-c is 3 cores, and 1-d is 4 cores, and 1-e is 5 cores.
Among the figure, 1 is flexible conductor, and 2 is insulating barrier, and 3 is inserts, and 4 is band, and 5 is oversheath.
Embodiment
The flexible silane crosslinking polyolefin insulated cable that the utility model provides as shown in Figure 1, wherein:
1, conductor:
Conductor adopts the 5th class or the 6th class conductor structure of GB/T3956 regulation, can zinc-plated or not zinc-plated two kind, and conductive surface is bright and clean, no burr, cut.
2, insulating barrier:
Insulating material adopts flexible silane crosslinking polyolefin elastic body material, and insulation thickness meets the requirement of GB/T12706.1-2008 regulation, guarantee insulated wire cores have good anti-ly reverse, high strength and electrical insulation properties.
3, stranding:
Band adopts the fire-retardant band of alkali-free glass, and overlapping wrapped, the rate of putting up is 20%.Wrapped should be tight, smooth, must not disconnect, lack layer, folding and crumple.
4,, oversheath:
Sheath adopts flexible flexible PVC protective cover material or elastomer sheathing material, and jacket thickness meets the requirement of GB/T12706.1-2008 regulation, makes cable have very strong mechanical performance, has environmental corrosion resisting performance and bending resistance preferably simultaneously.
Claims (9)
1. a flexible silane crosslinking polyolefin elastic insulated cable is characterized in that described flexible cable comprises conductor, insulating barrier and oversheath at least, and described insulating barrier is by the polythene material of silane crosslinking polyolefin elastic material substitution crosslinked with silicane.
2. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 1, it is characterized in that described cable core number is 1 core, 2 cores, 3 cores, 4 cores, 5 cores, 3+1 core or 4+1 core.
3. by claim 1 or 2 described flexible silane crosslinking polyolefin elastic insulated cables, it is characterized in that when the cable core number be 2 cores or when surpassing 2 cores, inserts and band are arranged between insulating barrier and the oversheath, described inserts is between insulating barrier, band is positioned at the inserts skin, and the band outside is oversheath again.
4. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 1, it is characterized in that described conductor adopts the conductor of the 5th kind or the 6th kind regulation that meets the IEC60228 regulation.
5. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 3, it is characterized in that described conductor adopts the conductor of the 5th kind or the 6th kind regulation that meets the IEC60228 regulation.
6. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 1, it is characterized in that described thickness of insulating layer meets the suitable 1kV level of GB/T 12706.1-2008 regulation and the thickness of following voltage withstand class.
7. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 3, it is characterized in that described thickness of insulating layer meets the suitable 1kV level of GB/T 12706.1-2008 regulation and the thickness of following voltage withstand class.
8. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 1, it is characterized in that described external sheath layer thickness meets the suitable 1kV level of GB/T 12706.1-2008 regulation and the thickness of following voltage withstand class.
9. by the described flexible silane crosslinking polyolefin elastic insulated cable of claim 3, it is characterized in that described external sheath layer thickness meets the suitable 1kV level of GB/T 12706.1-2008 regulation and the thickness of following voltage withstand class.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920276312XU CN201607976U (en) | 2009-12-02 | 2009-12-02 | Flexible silane cross-linked polyolefin elastic insulating flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920276312XU CN201607976U (en) | 2009-12-02 | 2009-12-02 | Flexible silane cross-linked polyolefin elastic insulating flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201607976U true CN201607976U (en) | 2010-10-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920276312XU Expired - Fee Related CN201607976U (en) | 2009-12-02 | 2009-12-02 | Flexible silane cross-linked polyolefin elastic insulating flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201607976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137271A (en) * | 2011-11-26 | 2013-06-05 | 烟台市电缆厂 | Production method and products of flexible cable for wind power generation |
-
2009
- 2009-12-02 CN CN200920276312XU patent/CN201607976U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137271A (en) * | 2011-11-26 | 2013-06-05 | 烟台市电缆厂 | Production method and products of flexible cable for wind power generation |
| CN103137271B (en) * | 2011-11-26 | 2015-09-23 | 烟台市电缆厂 | Manufacture method of a kind of flexible cable for wind power generation and products 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: SHANGHAI YALONG CABLE CO., LTD. Free format text: FORMER OWNER: SHANGHAI YALONG INDUSTRY CO., LTD. Effective date: 20130204 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201412 JINSHAN, SHANGHAI TO: 201506 JINSHAN, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130204 Address after: 201506, No. 2888, Cao Gallery Road, Jinshan Industrial Zone, Shanghai Patentee after: Shanghai Yalong Cable Co.,Ltd. Address before: 201412, No. 2888 Gallery Road, Shanghai, Jinshan District Patentee before: Shanghai Yalong Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20141202 |
|
| EXPY | Termination of patent right or utility model |