CN203178415U - Transformer testing apparatus - Google Patents
Transformer testing apparatus Download PDFInfo
- Publication number
- CN203178415U CN203178415U CN 201320042425 CN201320042425U CN203178415U CN 203178415 U CN203178415 U CN 203178415U CN 201320042425 CN201320042425 CN 201320042425 CN 201320042425 U CN201320042425 U CN 201320042425U CN 203178415 U CN203178415 U CN 203178415U
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- CN
- China
- Prior art keywords
- casing
- temperature sensor
- transformer
- voltage
- low
- Prior art date
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- Expired - Fee Related
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- 238000004804 winding Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000008520 organization Effects 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model belongs to the transformer technical field, and relates to a transformer testing apparatus, which comprises a case body, a temperature detection mechanism, a core body, a primary winding and a secondary winding, wherein liquid oil is filled in the case body, the primary winding and the secondary winding are wound on the core body to form a transformer so as to be placed in the case body as an integral body, the temperature detection mechanism is placed in the case body, and a high-voltage lead and a low-voltage lead are respectively led out of the case body from the core body. The transformer testing apparatus has the advantages that the liquid oil in the case body is used for cooling and insulating, the high-voltage lead and the low-voltage lead can respectively perform a withstand voltage test, the internal temperature during testing can be detected through the temperature detection mechanism, and the test accuracy can be ensured.
Description
Technical field
The utility model belongs to the transformer technology field, relates to a kind of transformer test device.
Background technology
Transformer is a kind of device that utilizes electromagnetic induction phenomenon to change AC voltage and current value, it is one of necessary assembly for electronic product, make at transformer and generally can test its high pressure, low pressure and resisting temperature performance after good, existing test unit generally all adopts the fictitious load mode to test, and the high frequency overvoltage condition that fictitious load can not test transformer after coming into operation, and temperature detection is also inaccurate, can bring hidden danger to the use of transformer like this.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, and provides a kind of simple in structure, and is easy for installation, reduces the improvement structure of the transformer of eddy current loss.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of transformer test device, it is characterized in that, comprise casing, temperature testing organization, core body, winding and Secondary Winding, be full of liquid oil in the described casing, winding and Secondary Winding are wrapped on the core body back and form transformer integral body and be placed in the casing, temperature testing organization also is placed in the casing, is drawing high-voltage connection and low-voltage lead on the core body respectively outside casing.
As preferably, described temperature testing organization comprises first temperature sensor, second temperature sensor and three-temperature sensor, connect device and the 3rd perforation device at the other first perforation device, second that is provided with of casing, first temperature sensor, second temperature sensor and three-temperature sensor connect device with the first perforation device, second respectively and the 3rd perforation device is electrically connected.
As preferably, the outer setting of described high-voltage connection has high voltage insulator, in the outer setting of low-voltage lead the low-voltage insulation body is arranged.
Compared with prior art, advantage of the present utility model is to cool off and insulate by the liquid oil in the casing, high-voltage connection and low-voltage lead can carry out the withstand voltage test test respectively, temperature inside in the time of can detecting test by temperature testing organization simultaneously, the accuracy of warranty test.
Description of drawings
Fig. 1 is one-piece construction synoptic diagram of the present utility model.
Coding among the figure is respectively: casing 1; Temperature testing organization 2; Core body 3; A winding 4; Secondary Winding 5; Liquid oil 6; High-voltage connection 7; Low-voltage lead 8; High voltage insulator 9; Low-voltage insulation body 10; First temperature sensor 11; Second temperature sensor 12; Three-temperature sensor 13; First connects device 14; Second connects device 15; The 3rd connects device 16.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this transformer test device, comprise casing 1, temperature testing organization 2, core body 3, winding 4 and Secondary Winding 5, be full of liquid oil 6 in the casing 1, winding 4 and Secondary Winding 5 are wrapped on the core body 3 back and form transformer integral body and be placed in the casing 1, on core body 3, draw high-voltage connection 7 and low-voltage lead 8 respectively outside casing 1, in order to guarantee to use safety, here the outer setting of high-voltage connection 7 has high voltage insulator 9, outer setting at low-voltage lead 8 has low-voltage insulation body 10, here be to cool off and insulate by 6 effects of liquid oil, can apply HF voltage to the transformation body by high-voltage connection 7 and low-voltage lead 8 like this, consider the influence of thunder and lightning or operation overvoltage, so just can test out the compressive property of whole transformer.
Also be placed with temperature testing organization 2 in the casing 1, also can detect simultaneously the temperature in the casing 1 so at the trial, temperature testing organization 2 comprises first temperature sensor 11, second temperature sensor 12 and the three-temperature sensor 13, here guarantee to detect the accuracy of temperature in the casing 1 by three temperature sensors, at the casing 1 other first perforation device 14 that is provided with, second connects device 15 and the 3rd connects device 16, first temperature sensor 11, second temperature sensor 12 and three-temperature sensor 13 connect device 14 with first respectively, second connects device 15 and the 3rd connects device 16 electrical connections, here connecting that device mainly acts on is that the detected data of temperature sensor are sent on the computer of outside, prevents simultaneously liquid oil 6 leakage of oils in the casing 1 again.
Claims (3)
1. transformer test device, it is characterized in that: comprise casing (1), temperature testing organization (2), core body (3), a winding (4) and Secondary Winding (5), be full of liquid oil (6) in the described casing (1), a winding (4) and Secondary Winding (5) are wrapped in the last back of core body (3) composition transformer integral body and are placed in the casing (1), temperature testing organization (2) also is placed in the casing (1), draws high-voltage connection (7) and low-voltage lead (8) respectively on core body (3) outside casing (1).
2. transformer test device according to claim 1, it is characterized in that: described temperature testing organization (2) comprises first temperature sensor (11), second temperature sensor (12) and three-temperature sensor (13), connect device (15) and the 3rd perforation device (16) at the other first perforation device (14), second that is provided with of casing (1), first temperature sensor (11), second temperature sensor (12) and three-temperature sensor (13) connect device (15) with the first perforation device (14), second respectively and the 3rd perforation device (16) is electrically connected.
3. transformer test device according to claim 1 and 2, it is characterized in that: the outer setting of described high-voltage connection (7) has high voltage insulator (9), in the outer setting of low-voltage lead (8) low-voltage insulation body (10) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320042425 CN203178415U (en) | 2013-01-17 | 2013-01-17 | Transformer testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320042425 CN203178415U (en) | 2013-01-17 | 2013-01-17 | Transformer testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203178415U true CN203178415U (en) | 2013-09-04 |
Family
ID=49075093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320042425 Expired - Fee Related CN203178415U (en) | 2013-01-17 | 2013-01-17 | Transformer testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203178415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749499A (en) * | 2015-02-09 | 2015-07-01 | 广东电网有限责任公司电力科学研究院 | Movable testing system for transformer inter-turn insulating electrical aging simulation test |
| CN112269077A (en) * | 2020-10-10 | 2021-01-26 | 苏州中康电力运营有限公司 | Testing device and testing method for oil-immersed transformer |
-
2013
- 2013-01-17 CN CN 201320042425 patent/CN203178415U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749499A (en) * | 2015-02-09 | 2015-07-01 | 广东电网有限责任公司电力科学研究院 | Movable testing system for transformer inter-turn insulating electrical aging simulation test |
| CN112269077A (en) * | 2020-10-10 | 2021-01-26 | 苏州中康电力运营有限公司 | Testing device and testing method for oil-immersed transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20140117 |