CN108181040A - A kind of transformer winding compresses force measuring device - Google Patents
A kind of transformer winding compresses force measuring device Download PDFInfo
- Publication number
- CN108181040A CN108181040A CN201810040396.0A CN201810040396A CN108181040A CN 108181040 A CN108181040 A CN 108181040A CN 201810040396 A CN201810040396 A CN 201810040396A CN 108181040 A CN108181040 A CN 108181040A
- Authority
- CN
- China
- Prior art keywords
- transformer winding
- measuring device
- platen
- force measuring
- pressure sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
Abstract
The invention discloses a kind of transformer windings to compress force measuring device, including top board, center platen, lower platen, data processor, display, several screw rods and several pull pressure sensor, wherein, transformer winding is between lower platen and center platen, each pull pressure sensor is between center platen and top board, the lower end of screw rod is fixedly connected with lower platen, the upper end of screw rod is socketed with adjusting nut after sequentially passing through center platen and top board, data processor is connected with display and each pull pressure sensor, the device can measure the pressing force of accurate measuring transformer winding, the distribution situation of pressing force suffered by transformer winding can be known simultaneously.
Description
Technical field
The invention belongs to transformer measuring mechanical properties and the technical field of experimental method, are related to a kind of transformer winding pressure
Clamp force measuring device.
Background technology
Transformer has a very important significance in electric system.Its operation conditions is not only related to the peace of its own
Entirely, and the stability and reliability of entire Operation of Electric Systems are affected, and be related to the safe and reliable of social production.With
The fast development of national economy, demand of the people to electric power is increasing, and the effect that power transformer is played is increasingly notable,
Voltage class and capacity are also being stepped up.This also gets over the anti-short circuit capability of power transformer and the requirement of related mechanical properties
Come higher.
Transformer winding can be considered as a kind of visco-elastic systems, and under different axial pressing forces, transformer winding is shaken
Dynamic response characteristic is also different.Under specified compression force, the eigentone of winding may be approached with axial electromagnetic force frequency,
So as to generate resonance, cause winding construction that unstability, deformation occurs, eventually lead to transformer and break down and be unable to operate normally.
Therefore, real-time measuring transformer winding pressing force and in relation to transformer pressing force to the research of the stability of transformer device structure all
It has a very important significance.However, traditional winding compression force measuring device is low there are measurement accuracy, winding pressure cannot be distinguished
The distribution situation of clamp force, the shortcomings of being easily disturbed.
Invention content
The shortcomings that it is an object of the invention to overcome the above-mentioned prior art, provides a kind of transformer winding pressing force and measures
Device, the device are capable of the pressing force of accurate measuring transformer winding, while can know pressing force suffered by transformer winding
Distribution situation.
In order to achieve the above objectives, transformer winding of the present invention compress force measuring device include top board, center platen,
Lower platen, data processor, display, several screw rods and several pull pressure sensor, wherein, transformer winding is located at lower platen
Between center platen, between center platen and top board, the lower end of screw rod is fixedly connected each pull pressure sensor with lower platen,
The upper end of screw rod is socketed with adjusting nut, data processor and display and each pressure after sequentially passing through center platen and top board
Sensor is connected.
The lower end of screw rod is fixed on by fixing nut on lower platen across lower platen.
Each screw rod and top board, lower platen and center platen are vertical.
Any pull pressure sensor is respectively positioned between two neighboring screw rod.
The material of top board, center platen and lower platen is epoxide resin material.
The mounting hole for installing pull pressure sensor is provided on center platen.
It is mutually welded after fixing nut and the lower thread connection of screw rod.
Each screw rod is uniformly distributed circumferentially, and each screw rod is located at the outside of transformer winding.
Each pull pressure sensor is uniformly distributed circumferentially.
Data processor is connected by data line with each pull pressure sensor.
The invention has the advantages that:
Transformer winding of the present invention compresses force measuring device in concrete operations, by rotating adjusting nut, with
Adjust the pressing force that corresponding screw rod position transformer winding is subject to.The present invention is detected by each pull pressure sensor simultaneously
Then compression force information at transformer winding different location is sent to by the compression force information at transformer winding different location
In data processor, data processor shows the pressing force at transformer winding different location by display, realizes to transformation
The accurate measurement of device winding pressing force, while the distribution situation of pressing force suffered by transformer winding is obtained, it is simple, convenient,
Meet engineering and experiment demand, have to the setting of transformer winding pressing force, measurement, calibration and Related Experimental Study great
Meaning.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structure diagram of top board 2 in the present invention;
Fig. 3 is the structure diagram of center platen 3 in the present invention.
Wherein, 1 be adjusting nut, 2 be top board, 3 be center platen, 4 be pull pressure sensor, 5 be screw rod, 6 be winding,
7 it is lower platen, 8 be fixing nut, 9 be data line, 10 be data processor, 11 is display.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings:
With reference to figure 1, Fig. 2 and Fig. 3, transformer winding of the present invention compresses force measuring device and includes top board 2, middle pressure
Plate 3, lower platen 7, data processor 10, display 11, several screw rods 5 and several pull pressure sensor 4, wherein, transformer around
Group 6 is between lower platen 7 and center platen 3, and each pull pressure sensor 4 is between center platen 3 and top board 2, under screw rod 5
End is fixedly connected with lower platen 7, and the upper end of screw rod 5 is socketed with adjusting nut 1, data after sequentially passing through center platen 3 and top board 2
Processor 10 is connected with display 11 and each pull pressure sensor 4.
The lower end of screw rod 5 is fixed on by fixing nut 8 on lower platen 7 across lower platen 7;Each screw rod 5 and top board 2,
It is perpendicular between lower platen 7 and center platen 3;Any pull pressure sensor 4 is respectively positioned between two neighboring screw rod 5;Top board
2nd, the material of center platen 3 and lower platen 7 is epoxide resin material;It is provided with that pull pressure sensor 4 is installed on center platen 3
Mounting hole;Fixing nut 8 is mutually welded after being connect with the lower thread of screw rod 5;Each screw rod 5 is uniformly distributed circumferentially, and each spiral shell
Bar 5 is located at the outside of transformer winding 6;Each pull pressure sensor 4 is uniformly distributed circumferentially;Data processor 10 passes through data line
9 are connected with each pull pressure sensor 4.
The present invention is in concrete operations, by adjusting the adjusting nut 1 on each screw rod 5, with 5 position of adjusting screw rod
The pressing force that transformer winding 6 is subject to, while the pressure at 6 different location of transformer winding is detected by each pull pressure sensor 4
Clamp force, then the pressing force detected at obtained 6 different location of transformer winding is sent in data processor 10, data processing
Device 10 can display 11 show pressing force at 6 different location of transformer winding, know that transformer winding 6 is suffered with this and compress
The distribution situation of power, it is simple in structure, it is easy to operate;In addition, when the pressing force at 6 any position of transformer winding is larger, then
Loose adjusting nut 1 can will be adjusted, to reduce the pressing force in transformer winding 6 at the position, conversely, when transformer winding 6 is any
When pressing force at position is smaller, then the adjusting nut 1 of corresponding position is tightened, to increase in transformer winding 6 at the position
Pressing force.
Claims (10)
1. a kind of transformer winding compresses force measuring device, which is characterized in that including top board (2), center platen (3), lower platen
(7), data processor (10), display (11), several screw rods (5) and several pull pressure sensor (4), wherein, transformer around
Group (6) between lower platen (7) and center platen (3), each pull pressure sensor (4) positioned at center platen (3) and top board (2) it
Between, the lower end of screw rod (5) is fixedly connected with lower platen (7), and the upper end of screw rod (5) sequentially passes through center platen (3) and top board (2)
After be socketed with adjusting nut (1), data processor (10) is connected with display (11) and each pull pressure sensor (4).
2. transformer winding according to claim 1 compresses force measuring device, which is characterized in that wears the lower end of screw rod (5)
Lower platen (7) is crossed to be fixed on lower platen (7) by fixing nut (8).
3. transformer winding according to claim 1 compresses force measuring device, which is characterized in that each screw rod (5) and upper pressure
It is perpendicular between plate (2), lower platen (7) and center platen (3).
4. transformer winding according to claim 1 compresses force measuring device, which is characterized in that any pull pressure sensor
(4) it is respectively positioned between two neighboring screw rod (5).
5. transformer winding according to claim 1 compresses force measuring device, which is characterized in that top board (2), center platen
(3) and the material of lower platen (7) is epoxide resin material.
6. transformer winding according to claim 1 compresses force measuring device, which is characterized in that center platen is set on (3)
It is useful for the mounting hole of installation pull pressure sensor (4).
7. transformer winding according to claim 1 compresses force measuring device, which is characterized in that fixing nut (8) and spiral shell
It is mutually welded after the lower thread connection of bar (5).
8. transformer winding according to claim 1 compresses force measuring device, which is characterized in that each screw rod (5) is circumferentially
It is uniformly distributed, and each screw rod (5) is positioned at the outside of transformer winding (6).
9. transformer winding according to claim 1 compresses force measuring device, which is characterized in that each pull pressure sensor
(4) it is uniformly distributed circumferentially.
10. transformer winding according to claim 1 compresses force measuring device, which is characterized in that data processor (10)
It is connected by data line (9) with each pull pressure sensor (4).
Priority Applications (1)
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CN201810040396.0A CN108181040A (en) | 2018-01-16 | 2018-01-16 | A kind of transformer winding compresses force measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810040396.0A CN108181040A (en) | 2018-01-16 | 2018-01-16 | A kind of transformer winding compresses force measuring device |
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Publication Number | Publication Date |
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CN108181040A true CN108181040A (en) | 2018-06-19 |
Family
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CN201810040396.0A Pending CN108181040A (en) | 2018-01-16 | 2018-01-16 | A kind of transformer winding compresses force measuring device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114323382A (en) * | 2021-12-22 | 2022-04-12 | 广西电网有限责任公司南宁供电局 | Transformer winding compaction force detection system and detection method |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1365442A (en) * | 1999-07-28 | 2002-08-21 | Abb专利有限公司 | Device for measuring the contact pressure of a winding press element in an output transformer |
CN201622311U (en) * | 2009-10-31 | 2010-11-03 | 平高集团有限公司 | Coil pressure test device |
CN103295772A (en) * | 2013-06-24 | 2013-09-11 | 保定天威保变电气股份有限公司 | Complete coil set press fitting pressing plate of phi-3200 transformer and press fitting method |
CN103700487A (en) * | 2013-12-16 | 2014-04-02 | 中国航空工业集团公司北京航空精密机械研究所 | Axial pressing device used after winding of large-size transformer coil |
CN106768509A (en) * | 2016-11-22 | 2017-05-31 | 云南电网有限责任公司电力科学研究院 | A kind of adjustable testing transformer of winding stress |
CN107014484A (en) * | 2017-05-19 | 2017-08-04 | 广西电网有限责任公司电力科学研究院 | A kind of Transformer Winding thrust experimental rig |
CN107068387A (en) * | 2017-06-13 | 2017-08-18 | 广东电网有限责任公司电力科学研究院 | A kind of setting device of Transformer Winding axial pressing force |
-
2018
- 2018-01-16 CN CN201810040396.0A patent/CN108181040A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1365442A (en) * | 1999-07-28 | 2002-08-21 | Abb专利有限公司 | Device for measuring the contact pressure of a winding press element in an output transformer |
CN201622311U (en) * | 2009-10-31 | 2010-11-03 | 平高集团有限公司 | Coil pressure test device |
CN103295772A (en) * | 2013-06-24 | 2013-09-11 | 保定天威保变电气股份有限公司 | Complete coil set press fitting pressing plate of phi-3200 transformer and press fitting method |
CN103700487A (en) * | 2013-12-16 | 2014-04-02 | 中国航空工业集团公司北京航空精密机械研究所 | Axial pressing device used after winding of large-size transformer coil |
CN106768509A (en) * | 2016-11-22 | 2017-05-31 | 云南电网有限责任公司电力科学研究院 | A kind of adjustable testing transformer of winding stress |
CN107014484A (en) * | 2017-05-19 | 2017-08-04 | 广西电网有限责任公司电力科学研究院 | A kind of Transformer Winding thrust experimental rig |
CN107068387A (en) * | 2017-06-13 | 2017-08-18 | 广东电网有限责任公司电力科学研究院 | A kind of setting device of Transformer Winding axial pressing force |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114323382A (en) * | 2021-12-22 | 2022-04-12 | 广西电网有限责任公司南宁供电局 | Transformer winding compaction force detection system and detection method |
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