CN102354554A - Aluminum flat wire wrapped with polyaramide paper - Google Patents
Aluminum flat wire wrapped with polyaramide paper Download PDFInfo
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- CN102354554A CN102354554A CN2011102835577A CN201110283557A CN102354554A CN 102354554 A CN102354554 A CN 102354554A CN 2011102835577 A CN2011102835577 A CN 2011102835577A CN 201110283557 A CN201110283557 A CN 201110283557A CN 102354554 A CN102354554 A CN 102354554A
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- insulation layer
- nomex
- paper
- polyaramide
- aluminum flat
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Abstract
The invention relates to an aluminum flat wire wrapped with polyaramide paper, and the aluminum flat wire provided by the invention comprises a soft aluminum flat conductor, a polyaramide insulating paper insulation layer and a sized paper insulation layer, wherein the polyaramide insulating paper insulation layer and the sized paper insulation layer are sequentially coated on the outer surface of the soft aluminum flat conductor, and then coiled and wound through a traction device, thus forming a compound insulation layer. The thickness of the compound insulation layer is 0.19-0.26mm. The polyaramide insulating paper is adopted as the insulating paper insulation layer. The thickness of the polyaramide insulating paper insulation layer is 0.08-0.12mm. The thickness of the sized paper insulation layer is 0.11-0.15mm. The soft aluminum flat conductor forms an aluminum single wire core by virtue of continuous extrusion of an aluminum rod. The aluminum flat wire is compact and reasonable in structure; the electrical properties and mechanical strength performance of a winding wire are greatly improved, the anti-deformation capability and the anti-impact capability are higher, the coil of a winding is small in volume, light in weight, large in current carrying capacity and small in loss, and the using functions and service life of a product can be further improved; and the safe, steady and high-speed driving of a maglev train can be also ensured.
Description
Technical field
The present invention relates to a kind of Nomex Nomex paper bag flat aluminium wire, specifically is a kind of high insulation stability, high deformation resistance, paper bag flat aluminium wire that shock resistance is strong, belongs to coil windings line technology field.
Background technology
The driving arrangement of magnetic suspension train is a synchronous linear electric motor, because that train is traction and braking and the speed of service of noncontact is fast, so the electromagnetism winding in the motor has been proposed unconventional specific (special) requirements.When the electromagnetism winding moves, can produce powerful load, can receive the severe impact of external environment simultaneously.In existing technology; The structure of common paper alclad lenticular wire is wrapped two layers of general fibre insulating paper on aluminium conductor; Conventional paper alclad lenticular wire is used for Transformer Winding; Relative fixed is set; And Nomex paper bag flat aluminium wire is used for magnetic suspension train is sports equipment; Compare with the common transformer winding, environment for use is more abominable, shows as that the space is little, temperature is high, vibrations are big.Project organization is also very special: volume is little, and it is big that ampacity is wanted, and loss is little, and it is high that heatproof is wanted, and it is high that mechanical strength is wanted, and crooked pliability will be got well, and the consistency of product combination property is stronger, and size Control is more accurate.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point, thereby a kind of Nomex paper bag flat aluminium wire be provided,
ShouldThe aluminium conductor of flat aluminium wire is soft attitude electrical property excellence and winding is easy to moulding; Insulating barrier is thin and dielectric strength is high; Deformation resistance and shock resistance are high by force; Product size control is accurate; The product combination property
According to technical scheme provided by the invention, Nomex paper bag flat aluminium wire comprises soft aluminium flat conductor, Nomex insulating paper insulating barrier, sized paper insulating barrier; The appearance of said soft aluminium flat conductor is wrapped successively and is carried out Nomex insulating paper insulating barrier and sized paper insulating barrier, through coiling on the pulling equipment around forming composite insulation layer.
The thickness of said composite insulation layer is 0.19～0.26mm.
The insulating paper insulating barrier is a Nomex Nomex insulating paper.The thickness of said Nomex insulating paper insulating barrier is 0.08～0.12mm.
The thickness of said sized paper insulating barrier is 0.11～0.15mm.
Said soft aluminium flat conductor by the aluminium bar through the continuously extruded aluminium single line core that forms.
Compared with the prior art the present invention has the following advantages:
Compact conformation of the present invention, reasonable; Electrical property, the mechanical strength properties of winding wire significantly improve, and have higher resistance to deformation, impact resistance, and the winding volume of winding is little, and is in light weight, and ampacity is big, and loss is little, and can improve product function of use and useful life; Can guarantee magnetic suspension train safety, steadily, run at high speed.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a structural perspective of the present invention.
Embodiment
Following the present invention will combine the embodiment in the accompanying drawing to be further described:
Like Fig. 1～shown in Figure 2, comprise soft aluminium flat conductor 1, Nomex insulating paper insulating barrier 2, sized paper insulating barrier 3.
Said light-duty soft aluminium flat conductor 1 by the aluminium bar through the continuously extruded aluminium single line core that forms of extrusion die; Coat Nomex Nomex insulating paper insulating barrier 2 and Nomex sized paper insulating barrier 3 more successively; On pulling equipment, coil around forming composite insulation layer, soft aluminium flat conductor 1 is integrally formed with Nomex sized paper insulating barrier 3 compound inslations.The thickness of said composite insulation layer is 0.19 ~ 0.26mm.
Said Nomex Nomex insulating paper insulating barrier 2 is a Nomex Nomex insulating paper, and the thickness of said Nomex insulating paper insulating barrier 2 is 0.08 ~ 0.12mm, and the thickness of said Nomex sized paper insulating barrier 3 is 0.11 ~ 0.15mm.Said sized paper insulating barrier 3 is a Nomex gluing insulating paper.Nomex Nomex insulating paper, Nomex gluing insulating paper are market and purchase.
The electrical property of said Nomex Nomex paper bag flat aluminium wire: the withstand voltage level of 10 samples of puncture voltage is all greater than 900V; Mechanical performance: (1) tensile strength 70～95Mpa; (2) elongation: elongation is greater than 25% under 250mm length condition; (3) pliability: broadside is reeled in the coupon upper edge of diameter 60mm, and insulating barrier does not ftracture; (4) lapping: paper tape is even, tight, smooth, wrapped precision ± 0.05mm.
Add man-hour, described soft aluminium flat conductor 1 is aligned shaping again behind continuously extruded high-temperature molding.Nomex Nomex insulating paper insulating barrier 2, Nomex sized paper insulating barrier 3 are coated on the outer surface of soft aluminium flat conductor 1 successively.Adopt the ultrasonic wave sensing technology, control the wrapped tension force of insulating barrier in real time, reach wrapped even, tight, smooth, the effect of wrapped precision ± 0.05mm.Through coil on the pulling equipment around Nomex paper bag flat aluminium wire.
Nomex Nomex paper bag flat aluminium wire has been compared following break-through point with common paper alclad lenticular wire: the first, and adopt soft attitude flat aluminium wire to make conductor, the bending property of lead is more excellent, and winding is easy to moulding, can reduce volume, improves copper factor.The second, adopt soft attitude flat aluminium wire to make conductor, resistivity is from 0.02800 Ω mm
2The controlled 0.02780 Ω mm that is made as of/m
2/ m and following can reduce winding resistance and reduce loss, satisfies the target product designing requirement.The 3rd, this product adopts Nomex Nomex paper to make primary insulation, has stronger intrinsic dielectric strength (improving more than 10 times), thus design from the product winding construction, but in the reinforced insulation performance attenuate insulation thickness; When dwindling winding volume, improve the gas permeability and the thermal diffusivity of winding; The product temperature resistant grade, E level (120 ℃) is being improved product useful life when bringing up to H level (180 ℃).The 4th, this product adopts the Nomex sized paper to do outer layer insulation, utilizes the high strength bond property of Nomex sized paper, and the coil of coiling makes coil non-deformability, shock resistance strengthen behind hot setting.The 5th, product adopts the ultrasonic wave sensing technology in the wrapped course of processing of insulation, control the wrapped tension force of insulating barrier in real time, make the wrapped precision of insulating barrier from routine ± 0.1mm brings up to ± 0.05mm, reaches the accurate effect of wrapped even overall dimension control.
Claims (5)
1. a Nomex paper bag flat aluminium wire is characterized in that: comprise soft aluminium flat conductor (1), Nomex insulating paper insulating barrier (2), sized paper insulating barrier (3); The outer surface of said soft aluminium flat conductor (1) wraps successively carries out Nomex insulating paper insulating barrier (2) and sized paper insulating barrier (3), forms composite insulation layer through reeling.
2. Nomex paper bag flat aluminium wire as claimed in claim 1 is characterized in that: the thickness of said composite insulation layer is 0.19 ~ 0.26mm.
3. Nomex paper bag flat aluminium wire as claimed in claim 1 is characterized in that: the thickness of said Nomex insulating paper insulating barrier (2) is 0.08 ~ 0.12mm.
4. Nomex paper bag flat aluminium wire as claimed in claim 1 is characterized in that: the thickness of said sized paper insulating barrier (3) is 0.11 ~ 0.15mm.
5. Nomex paper bag flat aluminium wire as claimed in claim 1 is characterized in that: said soft aluminium flat conductor (1) by the aluminium bar through the continuously extruded aluminium single line core that forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110283557 CN102354554B (en) | 2011-09-22 | 2011-09-22 | Aluminum flat wire wrapped with polyaramide paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110283557 CN102354554B (en) | 2011-09-22 | 2011-09-22 | Aluminum flat wire wrapped with polyaramide paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102354554A true CN102354554A (en) | 2012-02-15 |
| CN102354554B CN102354554B (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110283557 Active CN102354554B (en) | 2011-09-22 | 2011-09-22 | Aluminum flat wire wrapped with polyaramide paper |
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| Country | Link |
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| CN (1) | CN102354554B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934117A (en) * | 2015-06-29 | 2015-09-23 | 深圳市沃尔核材股份有限公司 | Aramid fiber lapped wire and production method thereof |
| CN114141439A (en) * | 2021-11-30 | 2022-03-04 | 天津经纬辉开光电股份有限公司 | Processing and manufacturing method of diamond-lattice double-side dispensing heat-resistant paper aluminum-clad flat wire for wind power transformer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201845596U (en) * | 2010-11-02 | 2011-05-25 | 上海中马电磁线有限公司 | Paper-covered flat aluminum wire |
| CN201893145U (en) * | 2010-11-16 | 2011-07-06 | 上海申茂电磁线有限公司 | Paper covered flat aluminium wire |
| CN202275635U (en) * | 2011-09-22 | 2012-06-13 | 无锡统力电工有限公司 | Aromatic polyamide paper covered flat aluminum wire |
-
2011
- 2011-09-22 CN CN 201110283557 patent/CN102354554B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201845596U (en) * | 2010-11-02 | 2011-05-25 | 上海中马电磁线有限公司 | Paper-covered flat aluminum wire |
| CN201893145U (en) * | 2010-11-16 | 2011-07-06 | 上海申茂电磁线有限公司 | Paper covered flat aluminium wire |
| CN202275635U (en) * | 2011-09-22 | 2012-06-13 | 无锡统力电工有限公司 | Aromatic polyamide paper covered flat aluminum wire |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934117A (en) * | 2015-06-29 | 2015-09-23 | 深圳市沃尔核材股份有限公司 | Aramid fiber lapped wire and production method thereof |
| CN114141439A (en) * | 2021-11-30 | 2022-03-04 | 天津经纬辉开光电股份有限公司 | Processing and manufacturing method of diamond-lattice double-side dispensing heat-resistant paper aluminum-clad flat wire for wind power transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102354554B (en) | 2013-12-18 |
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| C14 | Grant of patent or utility model | ||
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Address after: 214196, No. 22, Gong Gong Road, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee after: WUXI TOLY ELECTRIC MAGNET WORK CO., LTD. Address before: 214196 A District, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee before: Wuxi Toly Electric Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214196, No. 22, Gong Gong Road, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee after: WUXI TOLY ELECTRIC MAGNET WORK Co.,Ltd. Address before: 214196, No. 22, Gong Gong Road, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee before: WUXI TOLY ELECTRIC WORKS Co.,Ltd. |