CN205230750U - Oil -immersed transformer's iron core - Google Patents
Oil -immersed transformer's iron core Download PDFInfo
- Publication number
- CN205230750U CN205230750U CN201521076444.XU CN201521076444U CN205230750U CN 205230750 U CN205230750 U CN 205230750U CN 201521076444 U CN201521076444 U CN 201521076444U CN 205230750 U CN205230750 U CN 205230750U
- Authority
- CN
- China
- Prior art keywords
- clamping piece
- iron core
- yoke
- stiffener
- lower clamping
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an oil -immersed transformer's iron core, the linear motor mover comprises an iron core, the iron core is formed by the silicon steel sheet superpose of a plurality of groups, the folder is gone up along going up the folder before two sides of width direction are provided with respectively with the back to the upper yoke of iron core, folder and back folder down before the lower indisputable yoke of iron core is provided with respectively along two sides of width direction, preceding folder down is provided with two backing plates in the bottom of folder down with the back, the stem stem edge width direction's of iron core both sides all are provided with splint, the stem stem and the splint of iron core have a plurality of to bind the sticky tape along the direction of height winding, preceding upward folder back is located the vertical upwards welding of upper yoke right side department has fixed plate a, the folder front portion is located the vertical upwards welding of upper yoke left side department on the back has fixed plate b, fixed plate an and fixed plate b size equals, and its top all is equipped with the mounting hole of rectangular shape. The utility model discloses effectual no -load current and the no -load loss who has reduced equipment has still reduced vibrations and noise.
Description
Technical field
The utility model relates to the parts of transmitting transformer, specifically a kind of iron core of oil-filled transformer.
Background technology
The iron core of transformer is the important parts of of transformer, current iron core mainly has that silicon steel sheet is stacked to be formed, same size and highly consistent formation one group of silicon steel sheet, often organize silicon steel sheet and comprise horizontally disposed upper yoke monomer and lower yoke monomer, vertically be connected to the stem stem monomer between upper yoke monomer and lower yoke monomer, the common stacked formation upper yoke of upper yoke monomer, the common stacked formation lower yoke of lower yoke monomer, the common stacked formation stem stem of stem stem monomer; But, the stem stem of current transformer core is not because of fastening, distortion, out of shape is there will be in the process of carrying, will be difficult to resile, secondary is caused to do over again, also can cause core loss simultaneously, produce noise when running, the problem also having the position making iron core in transformer because of equipment vibrations exactly to produce displacement needs to solve.
Summary of the invention
The purpose of this utility model is just to provide a kind of iron core of oil-filled transformer, while strengthening the steadiness of iron core itself, also enhances the steadiness of iron core in transformer.
Technical problem of the present utility model is solved mainly through following technical proposals:
A kind of iron core of oil-filled transformer, comprise iron core, described iron core forms by some groups of silicon steel sheets are stacked, two sides of the upper yoke broad ways of described iron core are respectively arranged with front upper clamping piece and rear upper clamping piece, described front upper clamping piece and rear upper clamping piece pass through bolt-locking, two sides of the lower yoke broad ways of described iron core are respectively arranged with front lower clamping piece and rear lower clamping piece, described front lower clamping piece and rear lower clamping piece pass through bolt-locking, the bottom of described front lower clamping piece and rear lower clamping piece is provided with two pieces of backing plates, the both sides of the stem stem broad ways of described iron core are provided with clamping plate, wherein be fixed between upper yoke and front upper clamping piece at the clamping plate top of front side, bottom is fixed between lower yoke and front lower clamping piece, be fixed between upper yoke and rear upper clamping piece at the clamping plate top of rear side, bottom is fixed between lower yoke and rear lower clamping piece, the stem stem of described iron core and clamping plate are wound with some along short transverse and bundle adhesive tape, described front upper clamping piece back is located to be welded with fixed head a straight up on the right side of upper yoke, described rear upper clamping piece front portion is positioned on the left of upper yoke to be located to be welded with fixed head b straight up, described fixed head a and fixed head b equal and opposite in direction, and its top is equipped with the installing hole of strip.
Preferably, described front upper clamping piece top vertical is upwards provided with two pieces of stiffener a, the stiffener a and the upper yoke left end that are wherein positioned at left side are in same vertical plane, the stiffener a and the upper yoke right-hand member that are positioned at right side are in same vertical plane, described rear upper clamping piece top vertical is provided with two pieces and the equal-sized stiffener b of stiffener a, two pieces of stiffener b are between two pieces of stiffener a, and described stiffener a and stiffener b top are equipped with through hole, and stiffener a height is 1/3rd of fixed head a height.
Preferably, described upper yoke and front upper clamping piece and be equipped with baffle between upper yoke and rear upper clamping piece, described lower yoke and front lower clamping piece and be equipped with baffle between lower yoke and rear lower clamping piece, described baffle thickness is equal with clamping plate thickness.
Preferably, described backing plate and front lower clamping piece and be all bolted between backing plate and rear lower clamping piece, described backing plate two ends are equipped with fixing hole, and backing plate length is greater than the distance between front lower clamping piece and rear lower clamping piece.
The beneficial effects of the utility model are: the utility model structure is simple, fixedly iron core can be stepped up firmly by the cooperation of folder from top to bottom and clamping plate, screw rod need not pass iron core, and also reduce the problem that cost solves easily iron core distortion in iron core handling process, effectively reduce no-load current and no-load loss, reduce vibrations and noise, extend useful life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, front upper clamping piece, 2, rear upper clamping piece, 3, front lower clamping piece, 4, rear lower clamping piece, 5, backing plate; 6, clamping plate, 7, binding adhesive tape, 8, fixed head a, 9, fixed head b, 10, installing hole; 11, stiffener a, 12, stiffener b, 13, through hole, 14, baffle, 15, fixing hole.
Embodiment
Below by embodiment, and by reference to the accompanying drawings 1, the technical solution of the utility model is described in further detail.
A kind of iron core of oil-filled transformer, comprise iron core, described iron core forms by some groups of silicon steel sheets are stacked, two sides of the upper yoke broad ways of described iron core are respectively arranged with front upper clamping piece 1 and rear upper clamping piece 2, described front upper clamping piece 1 and rear upper clamping piece 2 pass through bolt-locking, two sides of the lower yoke broad ways of described iron core are respectively arranged with front lower clamping piece 3 and rear lower clamping piece 4, described front lower clamping piece 3 and rear lower clamping piece 4 pass through bolt-locking, the bottom of described front lower clamping piece 3 and rear lower clamping piece 4 is provided with two pieces of backing plates 5, the both sides of the stem stem broad ways of described iron core are provided with clamping plate 6, wherein be fixed between upper yoke and front upper clamping piece 1 at clamping plate 6 top of front side, bottom is fixed between lower yoke and front lower clamping piece 3, be fixed between upper yoke and rear upper clamping piece 2 at clamping plate 6 top of rear side, bottom is fixed between lower yoke and rear lower clamping piece 4, the stem stem of described iron core and clamping plate are wound with some along short transverse and bundle adhesive tape 7, described front upper clamping piece 1 back is positioned on the right side of upper yoke to be located to be welded with fixed head a8 straight up, described rear upper clamping piece 2 front portion is positioned on the left of upper yoke to be located to be welded with fixed head b9 straight up, described fixed head a8 and fixed head b9 equal and opposite in direction, and its top is equipped with the installing hole 10 of strip, described front upper clamping piece 1 top vertical is upwards provided with two pieces of stiffener a11, the stiffener a11 and the upper yoke left end that are wherein positioned at left side are in same vertical plane, the stiffener a11 and the upper yoke right-hand member that are positioned at right side are in same vertical plane, described rear upper clamping piece 2 top vertical is provided with two pieces and the equal-sized stiffener b12 of stiffener a11, two pieces of stiffener b12 are between two pieces of stiffener a11, described stiffener a11 and stiffener b12 top are equipped with through hole 13, and stiffener a11 height is 1/3rd of fixed head a8 height, described upper yoke and front upper clamping piece 1 and be equipped with baffle 14 between upper yoke and rear upper clamping piece 2, described lower yoke and front lower clamping piece 3 and be equipped with baffle 14 between lower yoke and rear lower clamping piece 4, described baffle 14 thickness is equal with clamping plate 6 thickness, described backing plate 5 and front lower clamping piece 3 and be all bolted between backing plate 5 and rear lower clamping piece 4, described backing plate 5 two ends are equipped with fixing hole 15, and backing plate 5 length is greater than the distance between front lower clamping piece 3 and rear lower clamping piece 4.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (4)
1. the iron core of an oil-filled transformer, comprise iron core, described iron core forms by some groups of silicon steel sheets are stacked, it is characterized in that, two sides of the upper yoke broad ways of described iron core are respectively arranged with front upper clamping piece and rear upper clamping piece, described front upper clamping piece and rear upper clamping piece pass through bolt-locking, two sides of the lower yoke broad ways of described iron core are respectively arranged with front lower clamping piece and rear lower clamping piece, described front lower clamping piece and rear lower clamping piece pass through bolt-locking, the bottom of described front lower clamping piece and rear lower clamping piece is provided with two pieces of backing plates, the both sides of the stem stem broad ways of described iron core are provided with clamping plate, wherein be fixed between upper yoke and front upper clamping piece at the clamping plate top of front side, bottom is fixed between lower yoke and front lower clamping piece, be fixed between upper yoke and rear upper clamping piece at the clamping plate top of rear side, bottom is fixed between lower yoke and rear lower clamping piece, the stem stem of described iron core and clamping plate are wound with some along short transverse and bundle adhesive tape, described front upper clamping piece back is located to be welded with fixed head a straight up on the right side of upper yoke, described rear upper clamping piece front portion is positioned on the left of upper yoke to be located to be welded with fixed head b straight up, described fixed head a and fixed head b equal and opposite in direction, and its top is equipped with the installing hole of strip.
2. the iron core of a kind of oil-filled transformer according to claim 1, it is characterized in that, described front upper clamping piece top vertical is upwards provided with two pieces of stiffener a, the stiffener a and the upper yoke left end that are wherein positioned at left side are in same vertical plane, the stiffener a and the upper yoke right-hand member that are positioned at right side are in same vertical plane, described rear upper clamping piece top vertical is provided with two pieces and the equal-sized stiffener b of stiffener a, two pieces of stiffener b are between two pieces of stiffener a, described stiffener a and stiffener b top are equipped with through hole, and stiffener a height is 1/3rd of fixed head a height.
3. the iron core of a kind of oil-filled transformer according to claim 1; it is characterized in that; described upper yoke and front upper clamping piece and be equipped with baffle between upper yoke and rear upper clamping piece; described lower yoke and front lower clamping piece and be equipped with baffle between lower yoke and rear lower clamping piece, described baffle thickness is equal with clamping plate thickness.
4. the iron core of a kind of oil-filled transformer according to claim 1, it is characterized in that, described backing plate and front lower clamping piece and be all bolted between backing plate and rear lower clamping piece, described backing plate two ends are equipped with fixing hole, and backing plate length is greater than the distance between front lower clamping piece and rear lower clamping piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076444.XU CN205230750U (en) | 2015-12-21 | 2015-12-21 | Oil -immersed transformer's iron core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076444.XU CN205230750U (en) | 2015-12-21 | 2015-12-21 | Oil -immersed transformer's iron core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205230750U true CN205230750U (en) | 2016-05-11 |
Family
ID=55905797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521076444.XU Expired - Fee Related CN205230750U (en) | 2015-12-21 | 2015-12-21 | Oil -immersed transformer's iron core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205230750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931812A (en) * | 2016-07-04 | 2016-09-07 | 苏州吴变电气科技有限公司 | Mixed core reactor structure |
| CN109448968A (en) * | 2018-12-15 | 2019-03-08 | 泰州市天力铁芯制造有限公司 | A kind of transformer fe core assembly installation assembly |
-
2015
- 2015-12-21 CN CN201521076444.XU patent/CN205230750U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931812A (en) * | 2016-07-04 | 2016-09-07 | 苏州吴变电气科技有限公司 | Mixed core reactor structure |
| CN109448968A (en) * | 2018-12-15 | 2019-03-08 | 泰州市天力铁芯制造有限公司 | A kind of transformer fe core assembly installation assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20201221 |