CN206057541U - A kind of detection means for transformer iron core - Google Patents
A kind of detection means for transformer iron core Download PDFInfo
- Publication number
- CN206057541U CN206057541U CN201620924227.XU CN201620924227U CN206057541U CN 206057541 U CN206057541 U CN 206057541U CN 201620924227 U CN201620924227 U CN 201620924227U CN 206057541 U CN206057541 U CN 206057541U
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- China
- Prior art keywords
- iron core
- main processing
- processing block
- magnetic flux
- measured
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Abstract
This utility model provides a kind of detection means for transformer iron core, including signal generator, current transformer, magnetic flux transducer, permeability measuring instrument, parameter collection module, main processing block and display module;The signal output part of signal generator is connected to the primary side winding side of iron core to be measured, the respective input of current transformer, magnetic flux transducer and permeability measuring instrument connects the vice-side winding side of iron core to be measured respectively, the respective outfan of current transformer, magnetic flux transducer and permeability measuring instrument distinguishes the data input pin of Connecting quantity acquisition module, the outfan of parameter collection module connects the input of main processing block, the display output end connection display module of main processing block.Beneficial effect is to gather the electric current conversion accuracy of iron core to be measured, magnetic flux parameter, permeability parameter, and can automatization draw B H magnetization curves, intuitively show iron core quality to be measured.
Description
Technical field
This utility model belongs to iron core detection means field, fills more particularly, to a kind of detection for transformer iron core
Put.
Background technology
Conventional transformer core is typically all to be manufactured with stalloy, and silicon steel is a kind of steel for closing silicon (silicon is also referred to as silicon),
Its silicon content is 0.8~4.8%.The iron core of transformator is done by silicon steel, is because that silicon steel is that a kind of magnetic conduction is very capable in itself
Magnetisable material, in hot-wire coil, it can produce larger magnetic induction, and the volume-diminished such that it is able to make transformator is carried
For magnetic flux path, it is the magnetic capacity for improving magnetic circuit and the eddy-current loss for reducing iron core.The permeability quality of iron core determines to make
Transformator certainty of measurement, by the experiment to iron core, relevant parameter can be gathered, magnetization curve is drawn, intuitively shown ferrum
Core permeability situation.
Utility model content
In view of this, this utility model is directed to a kind of detection means for transformer iron core, can gather to be measured
The electric current conversion accuracy of iron core, magnetic flux parameter, permeability parameter, and can automatization draw B-H magnetization curves, it is directly perceived to show
Iron core quality to be measured.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in:
A kind of detection means for transformer iron core, including signal generator, current transformer, magnetic flux transducer, lead
Magnetic rate measuring instrument, parameter collection module, main processing block and display module;The signal output part of the signal generator is connected to
The primary side winding side of iron core to be measured, the current transformer, the magnetic flux transducer and the permeability measuring instrument it is respective defeated
Enter the vice-side winding side that end connects iron core to be measured respectively, the current transformer, the magnetic flux transducer and the permeability are surveyed
The respective outfan of amount instrument connects the data input pin of the parameter collection module, the outfan of the parameter collection module respectively
Connect the input of the main processing block, the display output end of the main processing block connects the display module.
Further, the communication interface end of the main processing block is connected with wireless communication module, the radio communication mold
Block connects host computer by communicating wireless signals.
Further, the main processing block is single-chip microcomputer.
Further, the display module is liquid crystal dot matrix screen.
Relative to prior art, the detection means for transformer iron core described in the utility model has the advantage that:
Signal generator according to the setting of user, can produce the current signal of suitable detection waveform and frequency, and signal is sent out
The current signal that raw device is produced accesses the primary side winding of iron core to be measured, is connected to the Current Mutual Inductance of iron core vice-side winding side to be measured
Device, magnetic flux transducer and permeability measuring instrument, gather the current parameters through iron core electromagnetic induction to be measured conversion, magnetic flux respectively and join
Number and permeability parameter, current transformer, magnetic flux transducer and permeability measuring instrument are able to be transferred to the parameter of collection
Parameter collection module, carries out analog digital conversion by parameter collection module, and the parameter signal of the digital form of conversion is transferred to master
Processing module, carries out data processing by main processing block, looks for the parameter point for taking collection, automatization to draw B-H magnetic in a coordinate system
Change curve, shown by display module, the permeability of iron core to be measured is intuitively checked for user, judge the quality of iron core quality.
The communication interface end of main processing block is connected with wireless communication module, can wirelessly be connected by wireless communication module
Host computer, the supplemental characteristic of collection is wirelessly transmitted on the host computer of user, is remotely checked for user.
Description of the drawings
The accompanying drawing for constituting a part of the present utility model is used for providing further understanding to of the present utility model, and this practicality is new
The schematic description and description of type is used to explain this utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing:
Illustrative view of functional configuration of the Fig. 1 for this utility model embodiment.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in this utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " is
Based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than indicate
Or the device or element of hint indication with specific orientation, with specific azimuth configuration and operation, therefore must not be understood that
It is to restriction of the present utility model.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection;Can be mechanically connected, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, can be by concrete condition understanding
State concrete meaning of the term in this utility model.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing this utility model in detail.
As shown in figure 1, a kind of detection means for transformer iron core of this utility model offer, including signal generator,
Current transformer, magnetic flux transducer, permeability measuring instrument, parameter collection module, main processing block and display module;The signal
The signal output part of generator is connected to the primary side winding side of iron core to be measured, the current transformer, the magnetic flux transducer and
The respective input of the permeability measuring instrument connects the vice-side winding side of iron core to be measured respectively, the current transformer, described
The respective outfan of magnetic flux transducer and the permeability measuring instrument connects the data input pin of the parameter collection module respectively,
The outfan of the parameter collection module connects the input of the main processing block, the display output end of the main processing block
Connect the display module.
The communication interface end of the main processing block is connected with wireless communication module, and the wireless communication module is by wireless
Signal communication connects host computer.
The main processing block is single-chip microcomputer.
The display module is liquid crystal dot matrix screen.
The course of work of this example:Setting of the signal generator according to user, produces the electricity of suitable detection waveform and frequency
Stream signal, the current signal that signal generator is produced access the primary side winding of iron core to be measured, are connected to iron core vice-side winding to be measured
The current transformer of side, magnetic flux transducer and permeability measuring instrument, gather the electricity through iron core electromagnetic induction to be measured conversion respectively
Stream parameter, magnetic flux parameter and permeability parameter, current transformer, magnetic flux transducer and permeability measuring instrument are respectively by the ginseng of collection
Number is transferred to parameter collection module, carries out analog digital conversion by parameter collection module, and by the parameter signal of the digital form of conversion
Main processing block is transferred to, data processing is carried out by main processing block, look for the parameter point for taking collection, automatization to paint in a coordinate system
B-H magnetization curves processed, are shown by display module, intuitively check the permeability of iron core to be measured for user, judge iron core quality
Quality.
The communication interface end of main processing block is connected with wireless communication module, wirelessly connects upper by wireless communication module
Machine, the supplemental characteristic of collection is wirelessly transmitted on the host computer of user, is remotely checked for user.
Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in this utility model
Protection domain within.
Claims (4)
1. a kind of detection means for transformer iron core, it is characterised in that:Including signal generator, current transformer, magnetic flux
Sensor, permeability measuring instrument, parameter collection module, main processing block and display module;The signal of the signal generator is defeated
Go out the primary side winding side that end is connected to iron core to be measured, the measurement of the current transformer, the magnetic flux transducer and the permeability
The respective input of instrument connects the vice-side winding side of iron core to be measured, the current transformer, the magnetic flux transducer and institute respectively
The respective outfan for stating permeability measuring instrument connects the data input pin of the parameter collection module, the parameter acquisition mould respectively
The outfan of block connects the input of the main processing block, and the display output end of the main processing block connects the display mould
Block.
2. the detection means for transformer iron core according to claim 1, it is characterised in that:The main processing block
Communication interface end is connected with wireless communication module, and the wireless communication module connects host computer by communicating wireless signals.
3. the detection means for transformer iron core according to claim 1, it is characterised in that:The main processing block is
Single-chip microcomputer.
4. the detection means for transformer iron core according to claim 1, it is characterised in that:The display module is liquid
Fisheye battle array screen.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620924227.XU CN206057541U (en) | 2016-08-23 | 2016-08-23 | A kind of detection means for transformer iron core |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620924227.XU CN206057541U (en) | 2016-08-23 | 2016-08-23 | A kind of detection means for transformer iron core |
Publications (1)
Publication Number | Publication Date |
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CN206057541U true CN206057541U (en) | 2017-03-29 |
Family
ID=58384118
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CN201620924227.XU Expired - Fee Related CN206057541U (en) | 2016-08-23 | 2016-08-23 | A kind of detection means for transformer iron core |
Country Status (1)
Country | Link |
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CN (1) | CN206057541U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109298066A (en) * | 2018-09-10 | 2019-02-01 | 兰州交通大学 | A kind of open type current transformer iron core rust detection device |
-
2016
- 2016-08-23 CN CN201620924227.XU patent/CN206057541U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109298066A (en) * | 2018-09-10 | 2019-02-01 | 兰州交通大学 | A kind of open type current transformer iron core rust detection device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20180823 |
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CF01 | Termination of patent right due to non-payment of annual fee |