CN201293831Y - Test device for AC magnetic characteristic of amorphous magnetic loop - Google Patents
Test device for AC magnetic characteristic of amorphous magnetic loop Download PDFInfo
- Publication number
- CN201293831Y CN201293831Y CNU2008201539635U CN200820153963U CN201293831Y CN 201293831 Y CN201293831 Y CN 201293831Y CN U2008201539635 U CNU2008201539635 U CN U2008201539635U CN 200820153963 U CN200820153963 U CN 200820153963U CN 201293831 Y CN201293831 Y CN 201293831Y
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- test device
- magnet ring
- amorphous
- field coil
- utility
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Abstract
The utility model provides a testing device for amorphous magnetic ring AC magnetic characteristics, which comprises a magnet exciting coil and a secondary coil. The testing device is characterized in that an electric current meter is in series connection on the magnet exciting coil to form a magnet exciting coil return circuit, and a voltage meter is in parallel connection on the secondary coil. The utility model has the advantages of simple equipment, convenient operation, high accuracy, and largely increasing testing efficiency and testing accuracy of magnetic characteristics of the amorphous magnetic ring.
Description
Technical field
The utility model relates to a kind of amorphous magnet ring AC magnetism characteristic test device, is used for the measurement of amorphous magnet ring AC magnetism characteristic, belongs to amorphous magnet ring AC magnetism characteristic test device technical field.
Background technology
At present, the main method that is used for the detection of amorphous magnet ring AC magnetism performance is an oscilloscope method, its test circuit as shown in Figure 1, comprise field coil N1, secondary coil N2, first resistance R 1, second resistance R 2 and the capacitor C, wherein field coil N1 goes up series connection first resistance R 1, and secondary coil N2 goes up the circuit of second resistance R 2 in parallel and capacitor C series connection formation.
During use, field coil N1 and secondary coil N2 are respectively around the both sides of amorphous magnet ring 1, and the voltage at capacitor C two ends need connect oscillographic X passage in the secondary loop, and the voltage at first resistance R, 1 two ends need connect oscillographic Y passage in the energized circuit.And promptly adopting noninductive resistance sampling primary current to receive oscillographic X passage, the Y passage inserts the secondary voltage signal after adopting the RC integration.
This method can not accurately be measured the parameter of magnetic characteristic of test specimen, the measurement of can only comparing, and testing apparatus complexity, during test the adjustment time long, operation is loaded down with trivial details, and is strict to sample dimensions.
The utility model content
The purpose of this utility model provide a kind of equipment simple, measure convenient, the high amorphous magnet ring proving installation of accuracy.
In order to achieve the above object, the technical solution of the utility model provides a kind of amorphous magnet ring AC magnetism characteristic test device, comprises field coil and secondary coil, it is characterized in that, on field coil, be in series with reometer and form the field coil loop, on secondary coil, be parallel with voltage table.
Wherein, described reometer is the digital effective value reometer of high precision, high impedance; Described voltage table is the digital effective voltmeter of high precision, high impedance.
The utility model directly uses reometer and voltage table to substitute oscillograph the amorphous magnet ring is tested, and can the instantaneous test of finishing the AC magnetism characterisitic parameter of amorphous magnet ring calculate in several seconds.
The utility model has the advantages that: equipment is simple, easy to operate, accuracy is high, has improved the testing efficiency and the measuring accuracy of amorphous magnet ring magnetic characteristic greatly.
Description of drawings
Fig. 1 is original amorphous magnet ring AC magnetism characteristic test device utilization structure synoptic diagram;
The amorphous magnet ring AC magnetism characteristic test device utilization structure synoptic diagram that Fig. 2 provides for the utility model.
Embodiment
Specify the utility model below in conjunction with embodiment.
Embodiment
Be illustrated in figure 2 as the amorphous magnet ring AC magnetism characteristic test device utilization structure synoptic diagram that the utility model provides, comprise field coil N1 and secondary coil N2, on field coil N1, be in series with reometer and form the field coil loop, on secondary coil N2, be parallel with voltage table.
The frequency range of used ac magnetization power supply is 20Hz～1MHz in the described field coil loop, and adjustable continuously; Output voltage is 0～50V, and adjustable continuously.
During use, with field coil N1 and secondary coil N2 respectively around amorphous magnet ring 1 both sides.Described reometer is the digital effective value reometer of high precision, high impedance; Described voltage table is the digital effective voltmeter of high precision, high impedance.
Claims (2)
1. an amorphous magnet ring AC magnetism characteristic test device comprises field coil N1 and secondary coil N2, it is characterized in that, is in series with reometer and forms the field coil loop on field coil N1, is parallel with voltage table on secondary coil N2.
2. a kind of amorphous magnet ring AC magnetism characteristic test device as claimed in claim 1 is characterized in that the frequency range of used ac magnetization power supply is 20Hz～1MHz in the described field coil loop, and adjustable continuously; Output voltage is 0～50V, and adjustable continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201539635U CN201293831Y (en) | 2008-10-13 | 2008-10-13 | Test device for AC magnetic characteristic of amorphous magnetic loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201539635U CN201293831Y (en) | 2008-10-13 | 2008-10-13 | Test device for AC magnetic characteristic of amorphous magnetic loop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201293831Y true CN201293831Y (en) | 2009-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201539635U Expired - Lifetime CN201293831Y (en) | 2008-10-13 | 2008-10-13 | Test device for AC magnetic characteristic of amorphous magnetic loop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201293831Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135078A (en) * | 2013-02-01 | 2013-06-05 | 青岛云路新能源科技有限公司 | Method of detecting rapid plug-in type amorphous strips and sample testing tool |
| CN103901368A (en) * | 2014-04-24 | 2014-07-02 | 江苏理工学院 | Magnetic parameter measuring device for magnetic materials |
| CN110426446A (en) * | 2019-07-30 | 2019-11-08 | 无锡斯贝尔磁性材料有限公司 | A kind of detection method of magnet ring peak-to-peak value and root-mean-square value |
-
2008
- 2008-10-13 CN CNU2008201539635U patent/CN201293831Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135078A (en) * | 2013-02-01 | 2013-06-05 | 青岛云路新能源科技有限公司 | Method of detecting rapid plug-in type amorphous strips and sample testing tool |
| CN103901368A (en) * | 2014-04-24 | 2014-07-02 | 江苏理工学院 | Magnetic parameter measuring device for magnetic materials |
| CN110426446A (en) * | 2019-07-30 | 2019-11-08 | 无锡斯贝尔磁性材料有限公司 | A kind of detection method of magnet ring peak-to-peak value and root-mean-square value |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090819 |
|
| CX01 | Expiry of patent term |