CN108922735A - A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE - Google Patents
A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE Download PDFInfo
- Publication number
- CN108922735A CN108922735A CN201810799844.5A CN201810799844A CN108922735A CN 108922735 A CN108922735 A CN 108922735A CN 201810799844 A CN201810799844 A CN 201810799844A CN 108922735 A CN108922735 A CN 108922735A
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- Prior art keywords
- magnetic core
- amorphous alloy
- resistance
- high temperature
- transient high
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/022—Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/25—Magnetic cores made from strips or ribbons
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
The invention discloses a kind of amorphous alloy magnetic cores of resistance to TRANSIENT HIGH TEMPERATURE, band is wound including magnetic core package casing and the amorphous alloy being set in the magnetic core package casing, and it is enclosed with temperature-resistance thermal-insulation asbestic blanket on the outside of the amorphous alloy winding band, the temperature-resistance thermal-insulation asbestic blanket is located in the magnetic core package casing.The amorphous alloy winding band includes the element of following mass percent：Element silicon 0.3%~1.2%, bismuth element 0.1%~0.5%, elemental lithium 1.5%~2.2%, aluminium element 3.0%~5.0%, nickel element 15%~18%, Zn-ef ficiency 8%~12%, manganese element 2.6%~3.0% and surplus ferro element.A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE provided by the invention, can bear higher temperature, without irreversible Performance Decay occurs in a short time.
Description
Technical field
The present invention relates to a kind of amorphous alloy magnetic core product technical field, especially a kind of amorphous alloy of resistance to TRANSIENT HIGH TEMPERATURE
Magnetic core.
Background technique
Amorphous alloy material is a kind of magnetic material with high saturated magnetic induction, is mostly used for manufacturing mutual inductance
Device magnetic core.Amorphous alloy material is usually quenched and solidified technique and prepares band-like or powder raw material by super, then will be band-like
Raw material coiling and molding, or by powder raw material encapsulation or plasticizing forming, to obtain the main element of transformer core.
The transformer core made of amorphous alloy material in the process of processing and using, inevitably will receive certain
High temperature impact, such as transformer core is welded to inside mutual inductor, and mutual inductor is welded and fixed in electric power network；This
Outside, the surge in electric power network also has certain probability electric power assembly is caused to burn, and can also generate biggish heat among these
With of short duration high temperature；For this reason, it is necessary to provide a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE, can bear in a short time compared with
High temperature, without irreversible Performance Decay occurs.
Summary of the invention
It for overcome the deficiencies in the prior art, can the present invention provides a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE
Higher temperature is born in a short time, without irreversible Performance Decay occurs.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE including magnetic core package casing and is set in the magnetic core package casing
Amorphous alloy winds band, and is enclosed with temperature-resistance thermal-insulation asbestic blanket on the outside of amorphous alloy winding band, the heatproof every
Hot asbestic blanket is located in the magnetic core package casing.
As a further improvement of the above technical scheme, the amorphous alloy winding band includes following mass percent
Element：Element silicon 0.3%~1.2%, bismuth element 0.1%~0.5%, elemental lithium 1.5%~2.2%, aluminium element 3.0%~5.0%, nickel member
Plain 15%~18%, the ferro element of Zn-ef ficiency 8%~12%, manganese element 2.6%~3.0% and surplus.
As a further improvement of the above technical scheme, the amorphous alloy winding band includes following mass percent
Element：Element silicon 0.6%, bismuth element 0.2%, elemental lithium 1.9%, aluminium element 4.4%, nickel element 16%, Zn-ef ficiency 8%, manganese element
2.8% and surplus ferro element.
As a further improvement of the above technical scheme, the magnetic core package casing includes magnetic core package cap and magnetic core envelope
Bottom cover is filled, the edge bottom of the magnetic core package cap is provided with magnetic core encapsulation outer sleeve, the edge of the magnetic core encapsulation bottom cover
Top is provided with magnetic core encapsulation inner sleeve, and the magnetic core encapsulation outer sleeve is sleeved on the outside of the magnetic core encapsulation inner sleeve；It is described
Winding band fixing axle is additionally provided at the top axle center of magnetic core encapsulation bottom cover, the amorphous alloy winding band is sleeved on described
It winds in band fixing axle.
As a further improvement of the above technical scheme, the temperature-resistance thermal-insulation asbestic blanket includes top cover asbestic blanket and bottom cover stone
Blanket, the top cover asbestic blanket are fitted in the bottom surface of the magnetic core package cap and the inside of magnetic core encapsulation outer sleeve, institute
It states bottom cover asbestic blanket and is fitted in the top surface of the magnetic core encapsulation bottom cover and the lateral surface of the winding band fixing axle.
Compared with prior art, the beneficial effects of the invention are as follows：
The amorphous alloy magnetic core of a kind of resistance to TRANSIENT HIGH TEMPERATURE provided by the present invention, by magnetic core package casing and amorphous alloy roll
Temperature-resistance thermal-insulation asbestic blanket is set between band, can effectively obstruct the high temperature impact of external short time；And preferred amorphous
Alloy winding band also has preferable instantaneous temperature tolerance, keeps then taking out for 10 minutes at a high temperature of being placed in 500 DEG C be placed in it is normal
Warm natural cooling repeats aforesaid operations 20 times, and saturation magnetic induction, coercivity and exciting power are without significant change.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of the amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE of the present invention.
Specific embodiment
Referring to Fig.1, Fig. 1 is the structural schematic diagram of a specific embodiment of the invention.
As shown in Figure 1, a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE, including magnetic core package casing and it is set to the magnetic
Amorphous alloy in core package casing winds band 1, and the outside of amorphous alloy winding band 1 is enclosed with temperature-resistance thermal-insulation stone
Blanket, the temperature-resistance thermal-insulation asbestic blanket are located in the magnetic core package casing.
Specifically, the magnetic core package casing includes magnetic core package cap 2 and magnetic core encapsulation bottom cover 3, the magnetic core encapsulation
The edge bottom of top cover 2 is provided with magnetic core encapsulation outer sleeve 4, and the edge top of the magnetic core encapsulation bottom cover 3 is provided with magnetic core envelope
Inner sleeve 5 is filled, the magnetic core encapsulation outer sleeve 4 is sleeved on 5 outside of magnetic core encapsulation inner sleeve；The magnetic core encapsulates bottom cover 3
Top axle center at be additionally provided with winding band fixing axle 6, amorphous alloy winding band 1 is sleeved on the winding band and consolidates
On dead axle 6.The temperature-resistance thermal-insulation asbestic blanket includes top cover asbestic blanket 7 and bottom cover asbestic blanket 8, and the top cover asbestic blanket 7 is fitted in
The inside of the bottom surface of the magnetic core package cap 2 and magnetic core encapsulation outer sleeve 4, the bottom cover asbestic blanket 8 is fitted in described
Magnetic core encapsulates the top surface of bottom cover 3 and the lateral surface of the winding band fixing axle 6.
Preferably, the amorphous alloy winding band 1 includes the element of following mass percent：Element silicon 0.3%~
1.2%, bismuth element 0.1%~0.5%, elemental lithium 1.5%~2.2%, aluminium element 3.0%~5.0%, nickel element 15%~18%, Zn-ef ficiency
8%~12%, manganese element 2.6%~3.0% and the ferro element of surplus.Its specific magnetic property and the visible following reality of heat resistance
Apply example：
Embodiment 1
The amorphous alloy winding band 1 includes the element of following mass percent：Element silicon 0.6%, bismuth element 0.2%, lithium member
Plain 1.9%, the ferro element of aluminium element 4.4%, nickel element 16%, Zn-ef ficiency 8%, manganese element 2.8% and surplus.
Exciting power when amorphous alloy winding 1 saturation magnetic induction of band is 2.1 T~2.4 T, 1.35T/50Hz is
The VA/kg of 0.23 VA/kg~0.25.
It keeps then taking out for 10 minutes at a high temperature of amorphous alloy winding band 1 is placed in 500 DEG C and is placed in room temperature certainly
It is so cooling, it repeats aforesaid operations 20 times, saturation magnetic induction, coercivity and exciting power are without significant change.
Embodiment 2
The amorphous alloy winding band 1 includes the element of following mass percent：Element silicon 0.3%, bismuth element 0.5%, lithium member
Plain 1.5%, the ferro element of aluminium element 5.0%, nickel element 15%, Zn-ef ficiency 10%, manganese element 2.6% and surplus.
Exciting power when amorphous alloy winding 1 saturation magnetic induction of band is 2.0 T~2.2 T, 1.35T/50Hz is
The VA/kg of 0.39 VA/kg~0.47.
It keeps then taking out for 10 minutes at a high temperature of amorphous alloy winding band 1 is placed in 500 DEG C and is placed in room temperature certainly
It is so cooling, it repeats aforesaid operations 20 times, saturation magnetic induction, coercivity and exciting power are without significant change.
Embodiment 3
The amorphous alloy winding band 1 includes the element of following mass percent：Element silicon 1.2%, bismuth element 0.1%, lithium member
Plain 2.2%, the ferro element of aluminium element 3.0%, nickel element 18%, Zn-ef ficiency 12%, manganese element 3.0% and surplus.
Exciting power when amorphous alloy winding 1 saturation magnetic induction of band is 1.6 T~1.9 T, 1.35T/50Hz is
The VA/kg of 0.35 VA/kg~0.39.
It keeps then taking out for 10 minutes at a high temperature of amorphous alloy winding band 1 is placed in 500 DEG C and is placed in room temperature certainly
It is so cooling, it repeats aforesaid operations 20 times, saturation magnetic induction, coercivity and exciting power are without significant change.
Better embodiment of the invention is illustrated above, certainly, the present invention can also using with it is above-mentioned
The different form of embodiment, those skilled in the art are made equivalent on the premise of without prejudice to spirit of the invention
Transformation or corresponding change, all should belong in protection scope of the present invention.
Claims (5)
1. a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE, it is characterised in that：Including magnetic core package casing and it is set to the magnetic
Amorphous alloy in core package casing winds band（1）, and the amorphous alloy winds band（1）Outside be enclosed with heatproof every
Hot asbestic blanket, the temperature-resistance thermal-insulation asbestic blanket are located in the magnetic core package casing.
2. a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE according to claim 1, which is characterized in that the amorphous alloy
Wind band（1）Element including following mass percent：Element silicon 0.3%~1.2%, bismuth element 0.1%~0.5%, elemental lithium
1.5%~2.2%, aluminium element 3.0%~5.0%, nickel element 15%~18%, Zn-ef ficiency 8%~12%, manganese element 2.6%~3.0%, with
And the ferro element of surplus.
3. a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE according to claim 1, which is characterized in that the amorphous alloy
Wind band（1）Element including following mass percent：Element silicon 0.6%, bismuth element 0.2%, elemental lithium 1.9%, aluminium element
4.4%, the ferro element of nickel element 16%, Zn-ef ficiency 8%, manganese element 2.8% and surplus.
4. a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE according to claim 1, it is characterised in that：The magnetic core encapsulation
Shell includes magnetic core package cap（2）Bottom cover is encapsulated with magnetic core（3）, the magnetic core package cap（2）Edge bottom be provided with
Magnetic core encapsulates outer sleeve（4）, the magnetic core encapsulation bottom cover（3）Edge top be provided with magnetic core encapsulation inner sleeve（5）, the magnetic
Core encapsulates outer sleeve（4）It is sleeved on the magnetic core encapsulation inner sleeve（5）Outside；The magnetic core encapsulates bottom cover（3）Top axle center
Place is additionally provided with winding band fixing axle（6）, the amorphous alloy winding band（1）It is sleeved on the winding band fixing axle
（6）On.
5. a kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE according to claim 4, it is characterised in that：The temperature-resistance thermal-insulation
Asbestic blanket includes top cover asbestic blanket（7）With bottom cover asbestic blanket（8）, the top cover asbestic blanket（7）It is fitted in magnetic core encapsulation top
Lid（2）Bottom surface and the magnetic core encapsulate outer sleeve（4）Inside, the bottom cover asbestic blanket（8）It is fitted in the magnetic core encapsulation
Bottom cover（3）Top surface and the winding band fixing axle（6）Lateral surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810799844.5A CN108922735A (en) | 2018-07-20 | 2018-07-20 | A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810799844.5A CN108922735A (en) | 2018-07-20 | 2018-07-20 | A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE |
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| Publication Number | Publication Date |
|---|---|
| CN108922735A true CN108922735A (en) | 2018-11-30 |
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| CN201810799844.5A Pending CN108922735A (en) | 2018-07-20 | 2018-07-20 | A kind of amorphous alloy magnetic core of resistance to TRANSIENT HIGH TEMPERATURE |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000073148A (en) * | 1998-08-25 | 2000-03-07 | Alps Electric Co Ltd | Iron base soft magnetic alloy |
| US20150213927A1 (en) * | 2012-08-07 | 2015-07-30 | Evonik Industries Ag | Iron-silicon oxide particles having an improved heating rate |
| CN105356345A (en) * | 2014-08-22 | 2016-02-24 | 扬州新扬开关设备有限公司 | Combined intelligent box-type transformer station |
| CN106024253A (en) * | 2015-03-31 | 2016-10-12 | 信越化学工业株式会社 | R-Fe-B sintered magnet and making method |
| CN107025977A (en) * | 2017-06-05 | 2017-08-08 | 郑州三彩电子科技有限公司 | Amorphous alloy transformer and system |
| CN107240492A (en) * | 2017-08-13 | 2017-10-10 | 安徽君华舜义恩佳非晶材料有限公司 | A kind of non-crystaline amorphous metal current transformer being easily assembled to |
| CN107464658A (en) * | 2017-08-08 | 2017-12-12 | 安徽君华舜义恩佳非晶材料有限公司 | A kind of current transformer for being easy to quick assembling |
-
2018
- 2018-07-20 CN CN201810799844.5A patent/CN108922735A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000073148A (en) * | 1998-08-25 | 2000-03-07 | Alps Electric Co Ltd | Iron base soft magnetic alloy |
| US20150213927A1 (en) * | 2012-08-07 | 2015-07-30 | Evonik Industries Ag | Iron-silicon oxide particles having an improved heating rate |
| CN105356345A (en) * | 2014-08-22 | 2016-02-24 | 扬州新扬开关设备有限公司 | Combined intelligent box-type transformer station |
| CN106024253A (en) * | 2015-03-31 | 2016-10-12 | 信越化学工业株式会社 | R-Fe-B sintered magnet and making method |
| CN107025977A (en) * | 2017-06-05 | 2017-08-08 | 郑州三彩电子科技有限公司 | Amorphous alloy transformer and system |
| CN107464658A (en) * | 2017-08-08 | 2017-12-12 | 安徽君华舜义恩佳非晶材料有限公司 | A kind of current transformer for being easy to quick assembling |
| CN107240492A (en) * | 2017-08-13 | 2017-10-10 | 安徽君华舜义恩佳非晶材料有限公司 | A kind of non-crystaline amorphous metal current transformer being easily assembled to |
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Application publication date: 20181130 |