CN205506960U - Multichannel carries out frequency response tester of power transformer frequency response method test simultaneously - Google Patents
Multichannel carries out frequency response tester of power transformer frequency response method test simultaneously Download PDFInfo
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- CN205506960U CN205506960U CN201620216643.4U CN201620216643U CN205506960U CN 205506960 U CN205506960 U CN 205506960U CN 201620216643 U CN201620216643 U CN 201620216643U CN 205506960 U CN205506960 U CN 205506960U
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Abstract
The utility model provides a multichannel carries out frequency response tester of power transformer frequency response method test simultaneously, includes high frequency signal source module, detection passageway, controlgear and sampling subassembly, the high frequency signal source module pass through communication component with controlgear signal connection, survey the passageway including many, all survey the passageway all with the high frequency signal source module is connected, the sampling subassembly with controlgear signal connection. It surveys the passageway to set up many to utilize the channel switching subassembly to carry out channel switching, the channel switching subassembly passes through communication component and computer communication connects, realizes the channel switching to incoming signal and output signal, the sampling subassembly adopts high -speed embedded chip, can gather and save the signal to set up sampling frequency, communication component adopts high -speed subassembly, and transmission speed is not less than 1Mbps. The utility model discloses can realize to many windings automatic measure that the effectual test time that has shortened has improved efficiency of software testing.
Description
Technical field
This utility model relates to device for testing transformers technical field, more specifically, relates to especially
And a kind of multichannel carries out the frequency sound test instrument of power transformer method of frequency response method test simultaneously.
Background technology
Traditional transformator method of frequency response method test is all to use single channel method to carry out, in traditional method
In, often one passage of test, it is necessary to changing primary connection, tester needs repeatedly to climb
Transformator, has the time consumption of half to wiring when quickly test.
Utility model content
(1) technical problem
How to solve the test that in prior art, transformator frequency sound test exists complicated, the longest
Problem, become those skilled in the art's problem demanding prompt solution.
(2) technical scheme
This utility model provides a kind of multichannel and carries out power transformer method of frequency response method test simultaneously
Frequency sound test instrument, includes the high-frequency signal source component for producing high_frequency sine wave, for releasing
Put the detection channels of high_frequency sine wave, there is the control equipment of control function and for receiving height
The sampling component of frequency sine-wave；
Described high-frequency signal source component is connected with described control device signal by communications component；
Described detection channels includes a plurality of, and whole described detection channels is all believed with described high frequency
Number source component connects；
Described sampling component is connected with described control device signal.
Preferably, this utility model also includes printer, bin and telecommunication equipment；
Described printer, described bin and described telecommunication equipment are all believed with described control equipment
Number connect.
(3) beneficial effect
Being designed by said structure, in this utility model, high-frequency signal source component uses DDS
Generate chip as frequency, produce high-precision sine voltage signal, (count with controlling equipment
Calculation machine) connect；A plurality of detection channels is set, and utilizes passage changeover module to carry out passage switching,
Passage changeover module is connected by communications component and compunication, it is achieved to input signal and defeated
Go out the passage switching of signal；Sampling component uses high speed embedded chip, can carry out signal
Gather and storage, and sample frequency is configured；Communications component uses high-speed assembly, transmission
Speed is not less than 1Mbps.This utility model can realize measurement automatic to Multiple coil, effectively
Shorten the testing time, improve testing efficiency.
Accompanying drawing explanation
Fig. 1 is that in this utility model embodiment, multichannel carries out power transformer method of frequency response method survey simultaneously
The block diagram of the frequency sound test instrument of examination；
In FIG, component names with the corresponding relation of accompanying drawing number is:
High-frequency signal source component 1, detection channels 2, control equipment 3, sampling component 4.
Detailed description of the invention
Make to retouch the most in detail to embodiment of the present utility model with embodiment below in conjunction with the accompanying drawings
State.Following example are used for illustrating this utility model, but can not be of the present utility model for limiting
Scope.
In description of the present utility model, except as otherwise noted, " multiple " be meant that two or
Two or more；Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " after
End ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on side shown in the drawings
Position or position relationship, be for only for ease of description this utility model and simplify description rather than refer to
Show or imply that the device of indication or element must have specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ",
" second ", " the 3rd " etc. are only used for describing purpose, and it is not intended that instruction or hint are relative
Importance.
In description of the present utility model, it should be noted that unless otherwise clear and definite regulation and
Limiting, term " is connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing,
Can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electricity
Connect；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary.For this area
Those of ordinary skill for, can with concrete condition understand above-mentioned term in this utility model
Concrete meaning.
Refer to Fig. 1, Fig. 1 is that in this utility model embodiment, multichannel carries out power transformer simultaneously
The block diagram of the frequency sound test instrument of device method of frequency response method test.
This utility model provides a kind of multichannel and carries out power transformer method of frequency response method test simultaneously
Frequency sound test instrument, includes the high-frequency signal source component 1 for producing high_frequency sine wave, for releasing
Put the detection channels 2 of high_frequency sine wave, there is the control equipment 3 of control function and for receiving
The sampling component 4 of high_frequency sine wave；High-frequency signal source component 1 is by communications component and control equipment
3 signals connect；Detection channels 2 includes a plurality of, and whole detection channels 2 is all and high-frequency signal
Source component 1 connects；Sampling component 4 is connected with controlling equipment 3 signal.
So that this utility model has data-printing, stores and the function such as transmission, at this
Embodiment additionally provides printer, bin and telecommunication equipment；Printer, storage
Device and telecommunication equipment are all connected with control equipment 3 signal.Computer completes signal processing
Arranging with parameter, and have data storage, report generation, report print, remote data transmission
Etc. function.
Designing based on said structure, implementation method of the present utility model is:
High-frequency signal source component 1 uses DDS to generate chip as frequency, produce high-precision just
String wave voltage signal, is connected with controlling equipment 3 (computer)；A plurality of detection channels 2 is set,
And utilizing passage changeover module to carry out passage switching, passage changeover module passes through communications component and meter
Calculation machine communicates to connect, it is achieved switch the passage of input signal and output signal；Sampling component 4
Use high speed embedded chip, signal can be acquired and store, and sample frequency is entered
Row is arranged；Communications component uses high-speed assembly, and transmission speed is not less than 1Mbps.By above-mentioned knot
Structure designs, and this utility model can realize, to measurement automatic to Multiple coil, effectively shortening survey
The examination time, improve testing efficiency.
Innovative point of the present utility model includes: 1, multichannel automatically switches；2, multi-channel data
Automatically save；3, test result automatically carries out laterally (between winding) and compares；4, maximum sampling
Frequency is not less than 100MHz.
Embodiment of the present utility model is given for the sake of example and description, and is not
Exhaustively or by this utility model it is limited to disclosed form.Many modifications and variations for
It is apparent from for those of ordinary skill in the art.Select and describe embodiment be in order to
Principle of the present utility model and actual application are more preferably described, and make the ordinary skill people of this area
Member is it will be appreciated that this utility model thus design are suitable to various with various amendments of special-purpose
Embodiment.
Claims (2)
1. multichannel carries out a frequency sound test instrument for power transformer method of frequency response method test simultaneously, its
It is characterised by,
Include the high-frequency signal source component (1) for producing high_frequency sine wave, be used for discharging height
The detection channels (2) of frequency sine-wave, have and control the control equipment (3) of function and be used for connecing
Receive the sampling component (4) of high_frequency sine wave；
Described high-frequency signal source component is connected with described control device signal by communications component；
Described detection channels includes a plurality of, and whole described detection channels is all believed with described high frequency
Number source component connects；
Described sampling component is connected with described control device signal.
Multichannel the most according to claim 1 carries out power transformer method of frequency response method test simultaneously
Frequency sound test instrument, it is characterised in that
Also include printer, bin and telecommunication equipment；
Described printer, described bin and described telecommunication equipment all set with described control
Standby signal connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216643.4U CN205506960U (en) | 2016-03-17 | 2016-03-17 | Multichannel carries out frequency response tester of power transformer frequency response method test simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216643.4U CN205506960U (en) | 2016-03-17 | 2016-03-17 | Multichannel carries out frequency response tester of power transformer frequency response method test simultaneously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205506960U true CN205506960U (en) | 2016-08-24 |
Family
ID=56731747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620216643.4U Active CN205506960U (en) | 2016-03-17 | 2016-03-17 | Multichannel carries out frequency response tester of power transformer frequency response method test simultaneously |
Country Status (1)
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| CN (1) | CN205506960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872880A (en) * | 2018-05-29 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of switch power supply EMI test device and method |
-
2016
- 2016-03-17 CN CN201620216643.4U patent/CN205506960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872880A (en) * | 2018-05-29 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of switch power supply EMI test device and method |
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