CN211293009U - Multi-magnetic circuit test equipment - Google Patents
Multi-magnetic circuit test equipment Download PDFInfo
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- CN211293009U CN211293009U CN201921716180.8U CN201921716180U CN211293009U CN 211293009 U CN211293009 U CN 211293009U CN 201921716180 U CN201921716180 U CN 201921716180U CN 211293009 U CN211293009 U CN 211293009U
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- magnetic circuit
- test equipment
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- many magnetic
- regulating device
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Abstract
The utility model provides a many magnetic circuit test equipment, many magnetic circuit test equipment is the three-phase structure, and every looks is single-phase many magnetic circuit transformer, many magnetic circuit test equipment still includes the contact regulator who establishes ties with main circuit, winding, the contact regulator is parallelly connected with a plurality of winding, the input of contact regulator is equipped with a plurality of windings that connect in parallel, the output of contact regulator is equipped with a plurality of many magnetic circuit transformers relative with the input winding in order to adjust its output voltage. The utility model discloses voltage control can carry out to obtain different current values, maximum current can reach 20000A, realizes stable current output, and can reduce the distribution space, and the combination is convenient, and circuit design is short and small accurate.
Description
Technical Field
The utility model belongs to the technical field of the mechanical skill and specifically relates to a many magnetic circuit test equipment is related to.
Background
The change of voltage is difficult to avoid in the application of current many magnetic circuit test equipment, and the resistance risees and can form certain current variation after equipment wire generates heat simultaneously, leads to output current unstable, and current test precision is low simultaneously, and the test means is laggard behind.
Therefore, there is a need to provide a new technical solution to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can effectively solve above-mentioned technical problem's many magnetic circuit test equipment.
In order to achieve the purpose of the utility model, the following technical proposal is adopted:
the utility model provides a many magnetic circuit test equipment, many magnetic circuit test equipment is the three-phase structure, and every looks is single-phase many magnetic circuit transformer, many magnetic circuit test equipment still includes the contact regulator who establishes ties with main circuit, winding, the contact regulator is parallelly connected with a plurality of winding, the input of contact regulator is equipped with a plurality of windings that connect in parallel, the output of contact regulator is equipped with a plurality of many magnetic circuit transformers relative with the input winding in order to adjust its output voltage.
Preferably, the number of windings connected in parallel at the input end of the contact voltage regulating device is two.
Preferably, the multi-magnetic circuit transformer of the contact type voltage regulating device is connected in series with the alternating current contactor.
Preferably, the contact type voltage regulating device is connected with an alternating current contactor in series.
Preferably, the number of windings connected in parallel with the contacting voltage regulator device is 3.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses many magnetic circuit test equipment can carry out voltage control to obtain different current values, maximum current can reach 20000A, realizes stable current output, and can reduce the distribution space, and the combination is convenient, and circuit design is short and small accurate.
Drawings
FIG. 1 is a main circuit diagram of the multi-magnetic circuit testing apparatus of the present invention;
fig. 2 is a circuit diagram of the contact type voltage regulating device of the multi-magnetic circuit testing apparatus of the present invention shown in fig. 1.
Detailed Description
The multi-magnetic circuit testing device of the present invention will be described in detail with reference to the accompanying drawings.
As shown in figure 1, the multi-magnetic circuit testing device of the utility model is of A, B, C three-phase structure, each phase is a single-phase multi-magnetic circuit transformer, and is formed by combining three single-phase multi-magnetic circuit transformers. The main circuit 380V is connected in series with the contact voltage regulator (ATR) and also connected in series with the winding 2B, the winding 2B being the main tap. Meanwhile, the winding 2B is also connected in parallel with the windings 1B, 3B and 4B so as to realize the function of voltage regulation, and the combination of the windings can be 2B +1B, 2B +1B +3B +4B and the like. KM in fig. 1 is an ac contactor, which is connected in series with windings 1B, 3B, 4B, respectively, and a contact voltage regulator and winding 2B are also connected in series with the ac contactor. TM in fig. 1 is a multi-magnetic circuit transformer to achieve voltage regulation by mutual inductance effect.
As shown in fig. 2, an input circuit 380V of the contact type voltage regulating device is connected in series to a contact type voltage regulating device TR, and the contact type voltage regulating device TR is connected in parallel with two windings. The output end of the contact type voltage regulating device is connected with a plurality of multi-magnetic circuit transformers in series, wherein the contact type voltage regulating device TR corresponds to one multi-magnetic circuit transformer, the other two windings of the input end correspond to one or more multi-magnetic circuit transformers respectively, the multi-magnetic circuit transformers are connected with the alternating current contactor in series, the voltage is regulated through the matching of the windings, the contact type voltage regulating device and the multi-magnetic circuit transformers, and when the input voltage range is 0-380V, the voltage range of the output end is 0-600V.
Claims (5)
1. The utility model provides a many magnetic circuit test equipment, many magnetic circuit test equipment is three-phase structure, and every looks is single-phase many magnetic circuit transformer, its characterized in that: the multi-magnetic circuit test equipment further comprises a contact type voltage regulating device which is connected with the main circuit and the windings in series, the contact type voltage regulating device is connected with the plurality of windings in parallel, the input end of the contact type voltage regulating device is provided with the plurality of windings which are connected in parallel, and the output end of the contact type voltage regulating device is provided with a plurality of multi-magnetic circuit transformers which are opposite to the input end windings so as to regulate the output voltage of the multi-magnetic circuit transformers.
2. A multi-magnetic circuit testing apparatus according to claim 1, wherein: the number of windings connected in parallel at the input end of the contact type voltage regulating device is two.
3. A multi-magnetic circuit testing apparatus according to claim 2, wherein: and the multi-magnetic circuit transformer of the contact type voltage regulating device is connected with the alternating current contactor in series.
4. A multi-magnetic circuit testing apparatus according to claim 3, wherein: the contact type voltage regulating device is connected with the alternating current contactor in series.
5. The multi-magnetic circuit testing apparatus according to claim 4, wherein: the number of windings connected in parallel with the contact voltage regulator is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716180.8U CN211293009U (en) | 2019-10-14 | 2019-10-14 | Multi-magnetic circuit test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716180.8U CN211293009U (en) | 2019-10-14 | 2019-10-14 | Multi-magnetic circuit test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211293009U true CN211293009U (en) | 2020-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921716180.8U Active CN211293009U (en) | 2019-10-14 | 2019-10-14 | Multi-magnetic circuit test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211293009U (en) |
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2019
- 2019-10-14 CN CN201921716180.8U patent/CN211293009U/en active Active
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