CN103632815A - Three-frame and three-column type amorphous alloy transformer iron core - Google Patents
Three-frame and three-column type amorphous alloy transformer iron core Download PDFInfo
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- CN103632815A CN103632815A CN201210310952.4A CN201210310952A CN103632815A CN 103632815 A CN103632815 A CN 103632815A CN 201210310952 A CN201210310952 A CN 201210310952A CN 103632815 A CN103632815 A CN 103632815A
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Abstract
The invention provides a three-frame and three-column type amorphous alloy transformer iron core which comprises an outer frame iron core body and two inner frame iron core bodies. The outer frame iron core body and the two inner frame iron core bodies are made of a plurality of amorphous alloy strips, the two inner frame iron core bodies are arranged in the outer frame iron core body side by side, the lap portions of the outer frame iron core body and the two inner frame iron core bodies face towards the same side, and deadening felt is arranged on the inner surfaces of the inter frame iron core bodies and the outer surface of the outer frame iron core body. The deadening felt in the three-frame and three-column type amorphous alloy transformer iron core effectively isolates noise spread routes of the iron core, does not generate stress on the surface of the iron core and effectively reduces the noise of the three-frame and three-column type amorphous alloy transformer iron core; the three-frame and three-column type amorphous alloy transformer iron core is simple in process, convenient to operate, low in cost and obvious in noise reduction effect.
Description
Technical field
The present invention relates to a kind of transformer core, relate in particular to a kind of three-frame and three pole amorphous alloy transformer iron core.
Background technology
The iron core of traditional transformer is used silicon steel sheet insulated from each other to build up, and makes eddy current in the loop of thin-and-long, by less cross section, to increase the resistance on eddy current path, meanwhile, the silicon in silicon steel increases the resistivity of material, also plays the effect that reduces eddy current.
Non-crystaline amorphous metal is the new material that utilizes flash set technology to manufacture, there is excellent soft magnet performance, silicon steel sheet, permalloy and ferritic regeneration product, now be used in distribution transformer as transformer magnetic conduction magnetic circuit, it is compared and is more conducive to be magnetized and degaussing with silicon steel, thereby have good excitation property and iron loss characteristic, amorphous alloy transformer platform is compared no-load loss 80% left and right, no-load current 50% left and right that declines that declines with existing S9 serial transformer, and energy-saving effect is remarkable.
Fig. 1 is the structural representation of existing three-frame and three pole amorphous alloy transformer iron core, as shown in Figure 1, this amorphous alloy transformer comprises housing iron core and two inside casing iron cores, the making material of described housing iron core and two inside casing iron cores is some amorphous alloy strips, described two inside casing iron cores are arranged side by side in described housing iron core, and the joining seam of described housing iron core and two inside casing iron cores part is towards the same side.Although this three-frame and three pole amorphous alloy transformer iron core energy-saving effect is remarkable, yet the transformer core that non-crystaline amorphous metal is made, because non-crystaline amorphous metal itself is intrinsic, is applied it and is also had certain technical bottleneck.For example, non-crystaline amorphous metal is very responsive to mechanical stress, therefore, at its fabrication design, becomes after transformer core, is that tensile stress or bending stress all can affect its magnetic property, thereby causes the reduction of transformer operating accuracy; The magnetostriction coefficient of non-crystaline amorphous metal is higher by approximately 10% than silicon steel sheet, and the amorphous alloy iron core being caused by magnetostriction vibrates that suffered constraint is smaller, and vibration level is relatively large, and the noise of corresponding generation also can be very large; Very crisp after non-crystaline amorphous metal annealing, easily produce chip, puncture transformer coil and cause short trouble.
Summary of the invention
The object of this invention is to provide a kind of three-frame and three pole amorphous alloy transformer iron core, to solve above-mentioned three-frame and three pole amorphous alloy transformer iron core due to the problem that characteristic was caused of non-crystaline amorphous metal.
For solving the problems of the technologies described above, the invention provides a kind of three-frame and three pole amorphous alloy transformer iron core, comprise housing iron core and two inside casing iron cores, the making material of described housing iron core and two inside casing iron cores is some amorphous alloy strips, described two inside casing iron cores are arranged side by side in described housing iron core, the joining seam part of described housing iron core and two inside casing iron cores, towards the same side, is also provided with deadening felt on the outer surface of the inner surface of described inside casing iron core and described housing iron core.
Further, described deadening felt is bonded in the inner surface of described inside casing iron core and the outer surface of described housing iron core by glue.
Further, above-mentioned three-frame and three pole amorphous alloy transformer iron core also comprises adhesive, described inside casing iron core and housing iron core are coated with adhesive in other parts except joining seam part, in other parts that described deadening felt does not partly contact with joining seam, be also coated with adhesive, described deadening felt by adhesive bonds in the inner surface of described inside casing iron core and the outer surface of described housing iron core.
Further, the thickness range of described adhesive is 1-2mm.
Further, the preferred thickness of described adhesive is 1.2-1.5mm.
Further, described adhesive is two component epoxy glue.
Further, also contain flexibilizer in described adhesive, itself and described two component epoxy glue are combined to form adhesive.
Further, the thickness range of described deadening felt is 0.5-2mm.
Further, the preferred thickness of described deadening felt is 1-1.5mm.
Further, the thickness of described deadening felt is identical with the thickness of every amorphous alloy strips.
Compared with prior art, the present invention has following beneficial effect:
Three-frame and three pole amorphous alloy transformer iron core provided by the invention has mainly increased deadening felt on the basis of existing technology, described deadening felt is arranged on the inner surface of inside casing iron core and the outer surface of housing iron core, deadening felt used in the present invention, it simultaneously adheres to glue for being bonded in inside casing iron core and housing iron core, another side surface is flexible wool spinning material, it has certain pliable and tough compressibility, therefore this deadening felt can not increase the size of three-frame and three pole amorphous alloy transformer iron core too much, do not affect the assembling of transformer coil, and it can completely cut off the route of transmission of three-frame and three pole amorphous alloy transformer iron core noise, the operation noise of transformer is significantly reduced, can reach below 45dB, be better than the requirement of national standard.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation of existing three-frame and three pole amorphous alloy transformer iron core;
The structural representation of the three-frame and three pole amorphous alloy transformer iron core that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 is the partial enlarged drawing that in Fig. 2, A is ordered.
In Fig. 1 to Fig. 3,
1: housing iron core; 2: inside casing iron core; 3: joining seam part; 4: deadening felt; 5: adhesive.
Embodiment
Three-frame and three pole amorphous alloy transformer iron core the present invention being proposed below in conjunction with the drawings and specific embodiments is described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of the aid illustration embodiment of the present invention lucidly.
Core concept of the present invention is, a kind of three-frame and three pole amorphous alloy transformer iron core is provided, it has increased deadening felt on the basis of existing technology, described deadening felt is arranged on the inner surface of inside casing iron core and the outer surface of housing iron core, deadening felt used in the present invention, it simultaneously adheres to glue for being bonded in inside casing iron core and housing iron core, another side surface is flexible wool spinning material, it has certain pliable and tough compressibility, therefore this deadening felt can not increase the size of three-frame and three pole amorphous alloy transformer iron core too much, do not affect the assembling of transformer coil, and it can completely cut off the route of transmission of three-frame and three pole amorphous alloy transformer iron core noise, the operation noise of transformer is significantly reduced, can reach below 45dB, be better than the requirement of national standard.
Please refer to Fig. 2 and Fig. 3, the structural representation of the three-frame and three pole amorphous alloy transformer iron core that Fig. 2 provides for the embodiment of the present invention; Fig. 3 is the partial enlarged drawing that in Fig. 2, A is ordered.
Please emphasis referring to figs. 2 and 3, as shown in Figures 2 and 3, the embodiment of the present invention provides a kind of three-frame and three pole amorphous alloy transformer iron core, comprise housing iron core 1 and two inside casing iron cores 2, the making material of described housing iron core 1 and two inside casing iron cores 2 is some amorphous alloy strips, described two inside casing iron cores 2 are arranged side by side in described housing iron core 1, the joining seam part 3 of described housing iron core 1 and two inside casing iron cores 2, towards the same side, is also provided with deadening felt 4 on the outer surface of the inner surface of described inside casing iron core 2 and described housing iron core 1.
Further, above-mentioned three-frame and three pole amorphous alloy transformer iron core also comprises adhesive 5, described inside casing iron core 2 and housing iron core 1 are coated with adhesive 5 in other parts except joining seam part 3, in other parts that described deadening felt 4 does not contact with joining seam part 3, be also coated with adhesive 5, described deadening felt 4 is bonded in the inner surface of described inside casing iron core 2 and the outer surface of described housing iron core 1 by adhesive 5.
The three-frame and three pole amorphous alloy transformer iron core that the embodiment of the present invention provides has mainly increased deadening felt 4 and adhesive 5 on the basis of existing technology, deadening felt 4 is arranged on the inner surface of inside casing iron core 2 and the outer surface of housing iron core 1, and adhesive 5 is coated in described inside casing iron core 2 other parts that other parts except joining seam part 3 do not contact with joining seam part 3 with deadening felt 4 with housing iron core 1.Deadening felt 4 used in the present invention, its one side attachment glue 5 is for being bonded in inside casing iron core 2 and housing iron core 1, another side surface is flexible wool spinning material, it has certain pliable and tough compressibility, therefore this deadening felt 4 can not increase the size of three-frame and three pole amorphous alloy transformer iron core too much, do not affect the assembling of transformer coil, and it can completely cut off the route of transmission of three-frame and three pole amorphous alloy transformer iron core noise, the operation noise of transformer is significantly reduced to below 45dB, is better than the requirement of national standard; Adhesive 5 used in the present invention can be under the prerequisite of not obvious increase three-frame and three pole amorphous alloy transformer core dimensions, effectively this three-frame and three pole amorphous alloy transformer iron core is coated with to envelope, it is flexible after this adhesive 5 solidifies, heat resistance is good, make inside casing iron core 2 or housing iron core 1 surface be difficult for producing stress, be conducive to reduce the noise that this three-frame and three pole amorphous alloy transformer iron core produces, also make this three-frame and three pole amorphous alloy transformer iron core avoid the transformer coil short trouble causing due to separating out of amorphous fragment, chip.
Further, the thickness range of described adhesive 5 is 1-2mm, its preferred thickness is 1.2-1.5mm, adhesive 5 in thickness range can not increase on the basis of whole three-frame and three pole amorphous alloy transformer core dimensions, isolated due to the non-crystaline amorphous metal noise that easily characteristic of vibrations produces, and make this three-frame and three pole amorphous alloy transformer iron core avoid separating out due to amorphous fragment, chip the short trouble problem of the transformer coil causing.
Further, in described adhesive 5, main component is two component epoxy glue, it also contains a small amount of flexibilizer, described flexibilizer and described two component epoxy glue are combined to form adhesive 5, this two component epoxy glue not only can play the effect of glue, can also completely cut off the amorphous alloy strips vibrations that produce and the chip of separating out, flexibilizer can avoid epoxy surface to rupture, and increases the intensity of this adhesive 5.
Further, the thickness of described deadening felt 4 is identical with the thickness of every amorphous alloy strips, its thickness range is 0.5-2mm, its preferred thickness is 1-1.5mm, deadening felt 4 in thickness range can not affect on the basis that this three-frame and three pole amorphous alloy transformer iron core is installed and transformer coil assembles, the route of transmission of isolated three-frame and three pole amorphous alloy transformer iron core noise, is reduced the operation noise of transformer significantly.
Obviously, those skilled in the art can carry out various changes and distortion and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (10)
1. a three-frame and three pole amorphous alloy transformer iron core, comprise housing iron core and two inside casing iron cores, the making material of described housing iron core and two inside casing iron cores is some amorphous alloy strips, described two inside casing iron cores are arranged side by side in described housing iron core, the joining seam part of described housing iron core and two inside casing iron cores is towards the same side, it is characterized in that, on the outer surface of the inner surface of described inside casing iron core and described housing iron core, be also provided with deadening felt.
2. three-frame and three pole amorphous alloy transformer iron core according to claim 1, is characterized in that, described deadening felt is bonded in the inner surface of described inside casing iron core and the outer surface of described housing iron core by glue.
3. according to three-frame and three pole amorphous alloy transformer iron core described in claim 1 or 2, it is characterized in that, also comprise adhesive, described inside casing iron core and housing iron core are coated with adhesive in other parts except joining seam part, in other parts that described deadening felt does not partly contact with joining seam, be also coated with adhesive, described deadening felt by adhesive bonds in the inner surface of described inside casing iron core and the outer surface of described housing iron core.
4. three-frame and three pole amorphous alloy transformer iron core according to claim 3, is characterized in that, the thickness range of described adhesive is 1-2mm.
5. three-frame and three pole amorphous alloy transformer iron core according to claim 4, is characterized in that, the preferred thickness of described adhesive is 1.2-1.5mm.
6. three-frame and three pole amorphous alloy transformer iron core according to claim 3, is characterized in that, described adhesive is two component epoxy glue.
7. according to the iron core of three-frame and three pole amorphous alloy transformer described in claim 6, it is characterized in that, also contain flexibilizer in described adhesive, itself and described two component epoxy glue are combined to form adhesive.
8. according to three-frame and three pole amorphous alloy transformer iron core described in claim 1 or 2, it is characterized in that, the thickness range of described deadening felt is 0.5-2mm.
9. three-frame and three pole amorphous alloy transformer iron core according to claim 8, is characterized in that, the preferred thickness of described deadening felt is 1-1.5mm.
10. according to three-frame and three pole amorphous alloy transformer iron core described in claim 1 or 2, it is characterized in that, the thickness of described deadening felt is identical with the thickness of every amorphous alloy strips.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210310952.4A CN103632815A (en) | 2012-08-28 | 2012-08-28 | Three-frame and three-column type amorphous alloy transformer iron core |
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| CN201210310952.4A CN103632815A (en) | 2012-08-28 | 2012-08-28 | Three-frame and three-column type amorphous alloy transformer iron core |
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| CN103632815A true CN103632815A (en) | 2014-03-12 |
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| CN201210310952.4A Pending CN103632815A (en) | 2012-08-28 | 2012-08-28 | Three-frame and three-column type amorphous alloy transformer iron core |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733165A (en) * | 2014-12-19 | 2015-06-24 | 上海日港置信非晶体金属有限公司 | Three-phase three-limb amorphous alloy dry type transformer iron core and manufacturing method thereof |
| CN107275068A (en) * | 2017-06-22 | 2017-10-20 | 上海日港置信非晶体金属有限公司 | A kind of manufacture method of the column amorphous alloy iron cores of three frame three |
| CN107546029A (en) * | 2017-09-27 | 2018-01-05 | 重庆科新电气有限公司 | The vertical three-phase three-limb amorphous alloy transformer core technology of making is turned in approaching channel colligation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003303718A (en) * | 2002-04-11 | 2003-10-24 | Hitachi Industrial Equipment Systems Co Ltd | Transformer |
| CN201112060Y (en) * | 2007-11-02 | 2008-09-10 | 中电电气集团有限公司 | Amorphous alloy transformer |
| CN101471169A (en) * | 2007-12-26 | 2009-07-01 | 大同股份有限公司 | Improved structure of amorphous iron core |
| CN202205548U (en) * | 2011-08-15 | 2012-04-25 | 上海日港置信非晶体金属有限公司 | Low-noise amorphous alloy transformer iron core |
| CN202771920U (en) * | 2012-08-28 | 2013-03-06 | 上海日港置信非晶体金属有限公司 | Three box three column type amorphous alloy transformer iron core |
-
2012
- 2012-08-28 CN CN201210310952.4A patent/CN103632815A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003303718A (en) * | 2002-04-11 | 2003-10-24 | Hitachi Industrial Equipment Systems Co Ltd | Transformer |
| CN201112060Y (en) * | 2007-11-02 | 2008-09-10 | 中电电气集团有限公司 | Amorphous alloy transformer |
| CN101471169A (en) * | 2007-12-26 | 2009-07-01 | 大同股份有限公司 | Improved structure of amorphous iron core |
| CN202205548U (en) * | 2011-08-15 | 2012-04-25 | 上海日港置信非晶体金属有限公司 | Low-noise amorphous alloy transformer iron core |
| CN202771920U (en) * | 2012-08-28 | 2013-03-06 | 上海日港置信非晶体金属有限公司 | Three box three column type amorphous alloy transformer iron core |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733165A (en) * | 2014-12-19 | 2015-06-24 | 上海日港置信非晶体金属有限公司 | Three-phase three-limb amorphous alloy dry type transformer iron core and manufacturing method thereof |
| CN107275068A (en) * | 2017-06-22 | 2017-10-20 | 上海日港置信非晶体金属有限公司 | A kind of manufacture method of the column amorphous alloy iron cores of three frame three |
| CN107546029A (en) * | 2017-09-27 | 2018-01-05 | 重庆科新电气有限公司 | The vertical three-phase three-limb amorphous alloy transformer core technology of making is turned in approaching channel colligation |
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Application publication date: 20140312 |
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