CN202275635U - Aromatic polyamide paper covered flat aluminum wire - Google Patents
Aromatic polyamide paper covered flat aluminum wire Download PDFInfo
- Publication number
- CN202275635U CN202275635U CN 201120357495 CN201120357495U CN202275635U CN 202275635 U CN202275635 U CN 202275635U CN 201120357495 CN201120357495 CN 201120357495 CN 201120357495 U CN201120357495 U CN 201120357495U CN 202275635 U CN202275635 U CN 202275635U
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- CN
- China
- Prior art keywords
- paper
- insulation layer
- nomex
- aromatic polyamide
- wire
- 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
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Abstract
The utility model relates to an aromatic polyamide paper covered flat aluminum wire, which comprises a soft flat aluminum conductor, an aromatic polyamide insulation paper insulation layer and an upper gummed paper insulation layer, wherein the aromatic polyamide insulation paper insulation layer and the upper gummed paper insulation layer are coated on the surface of the soft flat aluminum conductor in sequence, and are wound by an upper plate of traction equipment to form a compound insulation layer. The compound insulation layer is 0.19-0.26mm thick. The insulation paper insulation layer is aromatic polyamide insulation paper. The aromatic polyamide insulation paper insulation layer is 0.08-0.12m thick. The upper gummed paper insulation layer is 0.11-0.15mm thick. The soft flat aluminum conductor is continuously extruded by an aluminum rod to form an aluminum single wire core. The aromatic polyamide paper covered flat aluminum wire has a compact and reasonable structure, and higher deformation resistance and shock resistance; the electrical property and the mechanical strength of a winding wire can be greatly improved; the coil of the winding wire has a small size, light weight, high carrying capacity and low loss. Moreover, the service function of a product can be enhanced, and the service life of the product can be prolonged. A magnetically levitated train can be ensured to safely and stably run at high speed.
Description
Technical field
The utility model 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, and conventional paper alclad lenticular wire is used for Transformer Winding, and 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 purpose of the utility model is to overcome above-mentioned weak point, thereby a kind of Nomex paper bag flat aluminium wire is 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 the technical scheme that the utility model provides, 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 present technology the utility model has the following advantages:
The utility model compact conformation, 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 the utility model structural representation.
Fig. 2 is the utility model structural perspective.
Embodiment
Following the utility model will combine the embodiment in the accompanying drawing to further describe:
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 201120357495 CN202275635U (en) | 2011-09-22 | 2011-09-22 | Aromatic polyamide paper covered flat aluminum wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120357495 CN202275635U (en) | 2011-09-22 | 2011-09-22 | Aromatic polyamide paper covered flat aluminum wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202275635U true CN202275635U (en) | 2012-06-13 |
Family
ID=46195979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120357495 Expired - Fee Related CN202275635U (en) | 2011-09-22 | 2011-09-22 | Aromatic polyamide paper covered flat aluminum wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202275635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354554A (en) * | 2011-09-22 | 2012-02-15 | 无锡统力电工有限公司 | Aluminum flat wire wrapped with polyaramide paper |
-
2011
- 2011-09-22 CN CN 201120357495 patent/CN202275635U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354554A (en) * | 2011-09-22 | 2012-02-15 | 无锡统力电工有限公司 | Aluminum flat wire wrapped with polyaramide paper |
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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 |
Granted publication date: 20120613 Termination date: 20150922 |
|
| EXPY | Termination of patent right or utility model |