CN105336466A - Levitation electromagnet coil protecting method and weather-resistance structure - Google Patents
Levitation electromagnet coil protecting method and weather-resistance structure Download PDFInfo
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- CN105336466A CN105336466A CN201510893152.3A CN201510893152A CN105336466A CN 105336466 A CN105336466 A CN 105336466A CN 201510893152 A CN201510893152 A CN 201510893152A CN 105336466 A CN105336466 A CN 105336466A
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- electromagnet coil
- levitating electromagnet
- weatherability
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- impregnating resin
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Abstract
The invention discloses a levitation electromagnet coil protecting method and a weather-resistance structure. The weather-resistance structure comprises an enameled wire, impregnating resin and a casting layer. A levitation electromagnet coil is formed by winding the enameled wire. The whole levitation electromagnet coil is impregnated in impregnating resin. The casting layer is cast on the outer surface of the levitation electromagnet coil. The weather-resistance structure is prepared through the following steps of winding the coil, impregnating the coil and costing the coil. The sealing performance and weather resistance of the electromagnet coil are improved. The resistance value of the levitation electromagnet coil soaked in water for 24 hours and adopting the weather-resistance structure is 1000 times or more of that of an electromagnet coil with a paper wrapping electromagnetic wire, paper lapping and impregnating type insulating structure. Casting layer swelling, cracking, layering and other phenomena do not occur after the levitation electromagnet coil of the weather-resistance structure is subjected to high-temperature and low-temperature impact, hot-state water spraying, illuminating and other tests, the weather resistance of the levitation electromagnet coil is greatly improved, and operation safety of a levitation train is ensured.
Description
Technical field
The present invention relates to means of defence and the structure of the modular construction of electromagnet, relate to a kind of protection and weatherability structure of magnetic suspension train electromagnet coil specifically, be mainly used in levitating electromagnet and make.
Background technology
Levitating electromagnet is directly exposed in outdoor environment and runs, and its coil must bear the impact of the envirment factor such as ultra-violet radiation, rainwater immersion, if electromagnet coil protection is improper, may causes coil insulation initial failure, affect the operation security of aerotrain.
Electromagnet coil adopts paper bag electromagnetic wire+wrapped+dipping lacquer formula insulation system usually, but because electromagnet lapped insulation does not mate with coil-conductor thermal coefficient of expansion, and electromagnet temperature rise is higher, there is layering and bulge phenomenon after running a period of time, thus affect electromagnet operational reliability.Therefore be necessary to be researched and solved this.
In prior art, application number be 200910017569.8 Chinese invention patent application disclose a kind of casting resin coil, comprise copper cash, insulating glass waffle slab and casting resin, described copper cash adopts glass fiber coating bag flat type copper wire, turriform line cake structure; Containing filler in described resin.Application number is that 200910102577.2 Chinese invention patent applications disclose a kind of method for filling and pouring epoxy resin into ignition coil, the method carries out poured with epoxy resin along ignition coil secondary winding radial direction, avoid the section resistance that when axially pouring into a mould, ignition coil itself is existing, make epoxy resin under vacuum conditions, unhinderedly infiltrate along gravity direction, residual gas is without hindrance rising effusion ignition coil also.Above prior art all effectively can not improve levitating electromagnet coil weather resistance.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of levitating electromagnet coil means of defence and the weatherability structure that effectively can improve levitating electromagnet coil weather resistance.
Technical scheme of the present invention is: a kind of levitating electromagnet coil weatherability structure, comprises enamelled wire, impregnating resin, pouring layer; Described levitating electromagnet coil is formed by enamelled wire coiling, and levitating electromagnet coil mass-impregnation has impregnating resin, and levitating electromagnet coil outer surface is cast with pouring layer.
Described enamelled wire comprises wire and is positioned at the paint film of conductive line surfaces; Described levitating electromagnet coil forms an entirety by dipping cementability impregnating resin.
Described pouring layer is weatherability resin; Impregnating resin is high adhesiveness impregnating resin.
The thickness of pouring layer is 2 ~ 5mm.
A kind of levitating electromagnet coil means of defence, strengthen the barrier propterty of levitating electromagnet coil by making weatherability structure, described weatherability structure fabrication step comprises:
A) coil winding: first use enamelled wire coiling levitating electromagnet coil;
B) coil dipping: by levitating electromagnet coil mass-impregnation cementability impregnating resin after coiling completes, baked and cured;
C) coil cast: after solidify, levitating electromagnet coil surface pour into a mould or embedding one deck weatherability resin as pouring layer, make to bond between weatherability resin and impregnating resin, complete the making of weatherability structure.
In said method, the thickness of pouring layer is 2 ~ 5mm.
Described impregnating resin penetrates into levitating electromagnet coil inside by insulation processing, fills the gap of levitating electromagnet coil inside, simultaneously by bonding lacquered wires to together, make whole electromagnet coil form an entirety.
Described pouring layer adopts the weatherability resin high temperature resistant, cementability is good; Impregnating resin adopts high adhesiveness impregnating resin.
The present invention is a kind of means of defence making simply, meet production actual requirement.One deck paint film (namely wire adopts enamelled wire) is increased on levitating electromagnet winding wire surface, then whole levitating electromagnet coil dipping high adhesiveness impregnating resin, whole levitating electromagnet coil is made to form an entirety, finally pour into a mould one deck weatherability resin at levitating electromagnet coil outer surface, thus improve sealing, the weatherability of electromagnet coil.The method is used for the making of the weatherability structure of levitating electromagnet coil.After this method is implemented, resistance value after the levitating electromagnet coil immersion 24h of employing weatherability structure is more than 1000 times of the electromagnet coil adopting paper bag electromagnetic wire+wrapped+dipping lacquer formula insulation system, and adopt the levitating electromagnet coil of weatherability structure not occur the phenomenons such as pouring layer bulge, cracking and layering greatly improving the weatherability of levitating electromagnet coil after the tests such as high/low-temperature impact, hot trickle, illumination; The present invention has unexpected technique effect, effectively can realize the protection of levitating electromagnet coil, avoid levitating electromagnet coil coil insulation initial failure, electromagnet operational reliability is improved greatly, is conducive to the operation security ensureing aerotrain.
Accompanying drawing explanation
Fig. 1 is the Making programme figure of levitating electromagnet coil weatherability structure in the embodiment of the present invention.
Fig. 2 is levitating electromagnet coil weatherability structural representation in the embodiment of the present invention.
In figure: 1-enamelled wire, 2-impregnating resin, 3-pouring layer, 4-iron core.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Please refer to Fig. 1 and Fig. 2, a kind of levitating electromagnet coil means of defence, adopt levitating electromagnet coil weatherability structure.The making of levitating electromagnet coil weatherability structure, enamelled wire 1 is wound on above iron core 4, turn to levitating electromagnet coil, the impregnating resin 2 of mass-impregnation high-adhesion again, finally at the cast of levitating electromagnet coil outer surface or embedding one deck 2 ~ 5mm weatherability resin-cast layer 3, form the structure of an Integral sealing, resist the impact of the envirment factors such as high temperature, low temperature, sleet, terrestrial solar radiation with this.
Weatherability construction manufacturing method is specific as follows:
A) enamelled wire coiling levitating electromagnet coil is first used;
B) coiling complete after mass-impregnation high adhesiveness impregnating resin, baked and cured;
C), after having solidified, in the cast of levitating electromagnet coil surface or embedding one deck weatherability resin (pouring layer), good adhesive property between casting resin and impregnating resin, is possessed;
D) cast layer thickness is 2 ~ 5mm, possesses excellent weatherability and sealing.
According to the weatherability structure that said method makes, comprise enamelled wire, impregnating resin, pouring layer, be characterized in: utilize the paint film of enamelled wire to play a protective action to levitating electromagnet coil; The barrier propterty that dipping high viscosity resins promotes suspension electromagnet coils further improves electromagnet thermal conductivity simultaneously, plays secondary protection effect; Casting resin effectively can improve the sealing of levitating electromagnet coil, plays three protective actions.
The paint film of enamelled wire possesses good tack, and levitating electromagnet coil-winding process there will not be paint film cracking, makes white embryo coil possess good protective.
Impregnating resin possesses excellent adhesive property, impregnating resin penetrates into levitating electromagnet coil inside by insulation processing, fill gap simultaneously by bonding lacquered wires to together, whole levitating electromagnet coil is made to form an entirety, the protective of further raising levitating electromagnet coil, improves the thermal conductivity of electromagnet simultaneously.
Pouring layer adopts high temperature resistant, resin that cementability is good, is formed the pouring layer of the sealing excellence of one deck 2 ~ 5mm, make levitating electromagnet coil possess excellent water resistance by the mode of cast or embedding on electromagnet coil surface; Pouring layer thermal expansion deformation is little, cast structure and coil integraty good, layering, bulge can not be produced with levitating electromagnet coil; Pour into a mould structure simultaneously and possess excellent weather resisteant, be applicable to Long-Time Service under the environment such as illumination, high temperature, low temperature, humidity, sleet.
The invention has the advantages that: the levitating electromagnet coil means of defence provided mainly adopts enamelled wire coiling+dipping high viscosity resins+integrated poured weatherability resin.Levitating electromagnet coil weatherability structure comprises levitating electromagnet coil enamelled wire, impregnating resin structure, pouring layer.Resistance value after the electromagnet coil immersion 24h of employing weatherability structure is more than 1000 times of the electromagnet coil adopting paper bag electromagnetic wire+wrapped+dipping lacquer formula insulation system, and adopt the levitating electromagnet coil of weatherability structure not occur the phenomenons such as pouring layer bulge, cracking and layering after the tests such as high/low-temperature impact, hot trickle, illumination, greatly improve the weatherability of levitating electromagnet coil, the present invention has unexpected technique effect.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., be all included within protection scope of the present invention.
Claims (8)
1. a levitating electromagnet coil weatherability structure, is characterized in that: comprise enamelled wire, impregnating resin, pouring layer; Described levitating electromagnet coil is formed by enamelled wire coiling, and levitating electromagnet coil mass-impregnation has impregnating resin, and levitating electromagnet coil outer surface is cast with pouring layer.
2. levitating electromagnet coil weatherability structure according to claim 1, is characterized in that: described enamelled wire comprises wire and is positioned at the paint film of conductive line surfaces; Described levitating electromagnet coil forms an entirety by dipping cementability impregnating resin.
3. levitating electromagnet coil weatherability structure according to claim 1, is characterized in that: described pouring layer is weatherability resin; The thickness of pouring layer is 2 ~ 5mm.
4. levitating electromagnet coil weatherability structure according to claim 1, is characterized in that: impregnating resin is high adhesiveness impregnating resin.
5. a levitating electromagnet coil means of defence, is characterized in that: the barrier propterty strengthening levitating electromagnet coil by making weatherability structure, and described weatherability structure fabrication step comprises:
A) coil winding: first use enamelled wire coiling levitating electromagnet coil;
B) coil dipping: by levitating electromagnet coil mass-impregnation cementability impregnating resin after coiling completes, baked and cured;
C) coil cast: after solidify, levitating electromagnet coil surface pour into a mould or embedding one deck weatherability resin as pouring layer, make to bond between weatherability resin and impregnating resin, complete the making of weatherability structure.
6. levitating electromagnet coil means of defence according to claim 5, is characterized in that: the thickness of pouring layer is 2 ~ 5mm.
7. levitating electromagnet coil means of defence according to claim 5, it is characterized in that: described impregnating resin penetrates into levitating electromagnet coil inside by insulation processing, fill the gap of levitating electromagnet coil inside, simultaneously by bonding lacquered wires to together, make whole electromagnet coil form an entirety.
8. levitating electromagnet coil means of defence according to claim 5, is characterized in that: described pouring layer adopts the weatherability resin high temperature resistant, cementability is good; Impregnating resin adopts high adhesiveness impregnating resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510893152.3A CN105336466A (en) | 2015-12-08 | 2015-12-08 | Levitation electromagnet coil protecting method and weather-resistance structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510893152.3A CN105336466A (en) | 2015-12-08 | 2015-12-08 | Levitation electromagnet coil protecting method and weather-resistance structure |
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| CN105336466A true CN105336466A (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510893152.3A Pending CN105336466A (en) | 2015-12-08 | 2015-12-08 | Levitation electromagnet coil protecting method and weather-resistance structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610877A (en) * | 2017-09-29 | 2018-01-19 | 惠州市亚欣电器有限公司 | A kind of Breake Electromagnet for high ferro automatically-controlled door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1372279A (en) * | 2002-03-22 | 2002-10-02 | 张向增 | Pouring cast winding without outlet fault and formation technology thereof |
| CN101093744A (en) * | 2005-11-14 | 2007-12-26 | 西门子磁体技术有限公司 | Resin-impregnated superconducting magnet coil comprising a cooling layer |
| CN202003805U (en) * | 2010-12-29 | 2011-10-05 | 苏州星州变压器有限公司 | Epoxy resin poured type high-pressure coil of dry type transformer |
| CN102470777A (en) * | 2009-08-28 | 2012-05-23 | 蒂森克鲁伯快速运输有限公司 | Magnet pole for magnetic levitation vehicles, and method for the production thereof |
| CN203931542U (en) * | 2014-03-25 | 2014-11-05 | 苏州卓轩软件科技有限公司 | A kind of weather-proofing paint envelope curve |
-
2015
- 2015-12-08 CN CN201510893152.3A patent/CN105336466A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1372279A (en) * | 2002-03-22 | 2002-10-02 | 张向增 | Pouring cast winding without outlet fault and formation technology thereof |
| CN101093744A (en) * | 2005-11-14 | 2007-12-26 | 西门子磁体技术有限公司 | Resin-impregnated superconducting magnet coil comprising a cooling layer |
| CN102470777A (en) * | 2009-08-28 | 2012-05-23 | 蒂森克鲁伯快速运输有限公司 | Magnet pole for magnetic levitation vehicles, and method for the production thereof |
| CN202003805U (en) * | 2010-12-29 | 2011-10-05 | 苏州星州变压器有限公司 | Epoxy resin poured type high-pressure coil of dry type transformer |
| CN203931542U (en) * | 2014-03-25 | 2014-11-05 | 苏州卓轩软件科技有限公司 | A kind of weather-proofing paint envelope curve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610877A (en) * | 2017-09-29 | 2018-01-19 | 惠州市亚欣电器有限公司 | A kind of Breake Electromagnet for high ferro automatically-controlled door |
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Application publication date: 20160217 |