CN202018872U - A voltage transformer and an iron core assembly thereof - Google Patents
A voltage transformer and an iron core assembly thereof Download PDFInfo
- Publication number
- CN202018872U CN202018872U CN2010206910173U CN201020691017U CN202018872U CN 202018872 U CN202018872 U CN 202018872U CN 2010206910173 U CN2010206910173 U CN 2010206910173U CN 201020691017 U CN201020691017 U CN 201020691017U CN 202018872 U CN202018872 U CN 202018872U
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- silk ribbon
- stand
- insulation silk
- iron core
- determination
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Abstract
The utility model relates to a voltage transformer and an iron core assembly thereof. The iron core assembly comprises iron cores and two U-shaped iron core clamping pieces, wherein the two U-shaped iron core clamping pieces all comprise upright frames and base frames. The iron core assembly also comprises insulation ribbons. On the upper portions of the upright frames, two ends of an upper insulation ribbon are fixed on the tandem opposite upright frames of the iron cores, and an intermediate portion of the upper insulation ribbon is stopped against the upper surfaces of the iron cores; on the intermediate portions of the upright frames, a middle insulation ribbon is wound around the tandem opposite upright frames of the iron cores and the iron cores between the upright frames, and two ends of the middle insulation ribbon are connected outside one of the upside frames, around which the middle insulation ribbon is wound; and on the intermediate portions of the base frames, a lower insulation ribbon is wound around the tandem opposite base frames of the iron cores and the iron cores between the base frames, and two ends of the lower insulation ribbon are connected outside one of the base frames, around which the lower insulation ribbon is wound. The voltage transformer and the iron core assembly requires no drill holes in the iron cores, and accordingly solves the problems of increased iron core loss and reduced iron core excitation performance caused by the drill holes disposed in the iron cores in a conventional fastening structure.
Description
Technical field
The utility model relates to a kind of assembly unshakable in one's determination of voltage transformer, and the utility model also relates to a kind of voltage transformer simultaneously.
Background technology
The assembly unshakable in one's determination of existing 110kV voltage transformer, comprise along the iron core of the stacked setting of fore-and-aft direction, be located at two U sections heart folders of both sides, front and back unshakable in one's determination, core through screw rod, nut is formed, as Fig. 1, shown in 2, described U sections heart folder comprises the stand 1 of the right and left and the underframe 5 of bottom, described stand 1 has the unthreaded hole that wears core through screw rod 2, core through screw rod 2 by on unshakable in one's determination 3 and stand 1 on unthreaded hole be located on stand 1 and unshakable in one's determination 3, and the stand 1 of iron core 3 and its both sides, front and back is coupled together, one side of core through screw rod 2 is equipped with nut 4, this nut 4 is with iron core 3, stand 1, core through screw rod 2 is fixed together.This fastening means must be holed on iron core, has reduced effective area unshakable in one's determination, has increased core loss, has reduced field performance unshakable in one's determination.
Summary of the invention
The purpose of this utility model is to provide a kind of voltage transformer assembly unshakable in one's determination, the effective area minimizing unshakable in one's determination, the core loss that cause owing to boring unshakable in one's determination in the prior art increase to solve, the problem of iron core excitation performance reduction, and the utility model also provides a kind of voltage transformer simultaneously.
In order to address the above problem, the technical solution of the utility model is: a kind of assembly unshakable in one's determination of voltage transformer, comprise along the iron core of the stacked setting of fore-and-aft direction, be located at two U sections heart folders of both sides, front and back unshakable in one's determination, described two U sections heart folders include the stand of the right and left and bridge joint and are fixed on underframe between the two stands bottom, it is characterized in that: this iron core assembly also comprises respectively from U sections heart folder, in, down three parts tie up respectively unshakable in one's determination and described U type folder on, in, under the silk ribbon that insulate, on described stand top, in the relative stand in the front and back that described two ends of going up the insulation silk ribbon are separately fixed at two U sections heart folders, on the insulate middle part of silk ribbon block on the upper surface of respective end unshakable in one's determination; At described stand middle part, described in the insulation silk ribbon be set around in the front and back of two U sections heart folders relative stand and the iron core between stand, the two ends of middle insulation silk ribbon connect in the outside of one of them stand of institute's winding; At the middle part of described underframe, on the relative underframe and the iron core between underframe in the front and back that described down insulation silk ribbon is set around two U sections heart folders, the two ends of following insulation silk ribbon are in the connection of the outside of one of them underframe of institute's winding.
Described insulation silk ribbon is annular insulation silk ribbon, top in described stand, through hole in the relative stand in the front and back that described two U sections heart folders are passed at described two ends of going up annular insulation silk ribbon respectively and being enclosed within respectively on the U type screw rod, described U type screw rod respectively be fixed in described stand on connector be connected by nut.
Described insulation silk ribbon is annular insulation silk ribbon, at the middle part of described stand and the middle part of described underframe, the two ends of annular insulation silk ribbon were enclosed within respectively on each self-corresponding two connecting plate under annular insulation silk ribbon reached in described, and the two ends of described connecting plate connect with bolt.
Described annular insulation silk ribbon is a glass tape.
The technical scheme of the utility model voltage transformer is as follows:
A kind of voltage transformer, comprise the device body, this device is provided with assembly unshakable in one's determination on one's body, comprise along the iron core of the stacked setting of fore-and-aft direction, be located at two U sections heart folders of both sides, front and back unshakable in one's determination, described two U sections heart folders include the stand of the right and left and bridge joint and are fixed on underframe between the two stands bottom, it is characterized in that: this iron core assembly also comprises respectively from U sections heart folder, in, down three parts tie up respectively unshakable in one's determination and described U type folder on, in, under the silk ribbon that insulate, on described stand top, in the relative stand in the front and back that described two ends of going up the insulation silk ribbon are separately fixed at two U sections heart folders, on the insulate middle part of silk ribbon block on the upper surface of respective end unshakable in one's determination; At described stand middle part, described in the insulation silk ribbon be set around in the front and back of two U sections heart folders relative stand and the iron core between stand, the two ends of middle insulation silk ribbon connect in the outside of one of them stand of institute's winding; At the middle part of described underframe, on the relative underframe and the iron core between underframe in the front and back that described down insulation silk ribbon is set around two U sections heart folders, the two ends of following insulation silk ribbon are in the connection of the outside of one of them underframe of institute's winding.
Described insulation silk ribbon is annular insulation silk ribbon, top in described stand, through hole in the relative stand in the front and back that described two U sections heart folders are passed at described two ends of going up annular insulation silk ribbon respectively and being enclosed within respectively on the U type screw rod, described U type screw rod respectively be fixed in described stand on connector be connected by nut.
Described insulation silk ribbon is annular insulation silk ribbon, at the middle part of described stand and the middle part of described underframe, the two ends of annular insulation silk ribbon were enclosed within respectively on each self-corresponding two connecting plate under annular insulation silk ribbon reached in described, and the two ends of described connecting plate connect with bolt.
Described annular insulation silk ribbon is a glass tape.
The assembly unshakable in one's determination of the utility model voltage transformer, owing to stand, the underframe of side before and after unshakable in one's determination and unshakable in one's determination are fixed together with the insulation silk ribbon, not be used in the effect that boring just can be played fastening iron core of going up unshakable in one's determination, solved in the prior art because boring unshakable in one's determination, and cause effective area unshakable in one's determination to reduce, core loss increases, the technical problem that field performance unshakable in one's determination reduces.The utility model voltage transformer has improved performance owing to comprised this kind assembly unshakable in one's determination, has reduced loss.
Description of drawings
Fig. 1 is the structural representation of assembly unshakable in one's determination in the prior art;
Fig. 2 is the left view of structural representation among Fig. 1;
Fig. 3 is the structural representation of the utility model voltage transformer embodiment;
Fig. 4 is the structural representation of assembly unshakable in one's determination among the utility model embodiment;
Fig. 5 is the left view of the structural representation among Fig. 4.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described in detail.
Embodiment 1:
As Fig. 4, shown in 5, the utility model voltage transformer assembly unshakable in one's determination, comprise along the iron core 9 of the stacked setting of fore-and-aft direction and be located at two U sections heart folders of both sides, 9 front and back unshakable in one's determination, this U sections heart folder comprises that the stand 8 of the right and left and bridge joint are fixed on the underframe 10 between the two stands bottom, this iron core assembly also comprises respectively from U sections heart folder, in, three parts are tied up the annular insulation silk ribbon 12 of going up of iron core 9 and described U type folder respectively down, middle annular insulation silk ribbon 13, following annular insulation silk ribbon 14 and connecting plate 11, U type screw rod 15, have the through hole that passes through for annular insulation silk ribbon 12 on described on described stand 8 tops with 9 sides of joining unshakable in one's determination, this through hole below one connector 16 that has two unthreaded holes is fixed in this stand 8, opposite side at described stand 8 middle parts has the through hole that passes through for annular insulation silk ribbon 13 in described, side at described underframe 10 middle parts also has the through hole that passes through for described annular insulation silk ribbon 14, top in described stand 8, the through hole on stand 8 tops that the front and back that two U sections heart folders are passed at described two ends of going up annular insulation silk ribbon 12 respectively are relative and the two ends that should go up annular insulation silk ribbon 12 are enclosed within respectively on the described U type screw rod 15, this U type screw rod 15 is connected with described connector 16 usefulness nuts, the upper surface in 9 respective end unshakable in one's determination is blocked at the middle part of last insulation silk ribbon 12, middle part in described stand 8, insulation silk ribbon 13 is set around in the front and back of two U sections heart folders relative stand 8 and the iron core 9 between stand in described, the two ends of middle insulation silk ribbon are enclosed within respectively on two connecting plates 11 in the outside of one of them stand 8 of institute's winding, and the bolts at two ends of described connecting plate 11 connects; Middle part at described underframe 10, on the iron core that underframe 10 that the front and back that the described silk ribbon of insulation down is set around two U sections heart folders are relative and underframe are 10, insulate the down two ends of silk ribbon are enclosed within respectively on two connecting plates 11 in the outside of one of them underframe 10 of institute's winding, the bolts at two ends of described connecting plate 11 connects, and above-mentioned annular insulation silk ribbon is glass tape.
Embodiment 2:
In Fig. 3, voltage transformer 7 of the present utility model is provided with device body 6 in it, and device body 6 is provided with assembly unshakable in one's determination, and voltage transformer of the present utility model has the assembly unshakable in one's determination among Fig. 4,5.
Embodiment 3:
In embodiment 1, described ring glass silk ribbon can replace with the annular plastics silk ribbon.
Embodiment 4:
In embodiment 1, at the middle part of stand 8 and the ring glass silk ribbon at the middle part of underframe 10 can replace with the insulation band, the insulation band passes the through hole on stand 8 and underframe 10 relevant positions and ties up the corresponding stand 8 and the underframe 10 of both sides before and after unshakable in one's determination and unshakable in one's determination fixing.
Above embodiment can mix and take; variation based on technical solutions of the utility model; for example adopt other insulation silk ribbon such as plastics silk ribbons; for example adopt other than ring type insulation silk ribbon; the fixed forms such as silk ribbon is tied up on stand and underframe, knotting that for example insulate all should not got rid of outside protection range of the present utility model.
Claims (8)
1. voltage transformer assembly unshakable in one's determination, comprise along the iron core of the stacked setting of fore-and-aft direction, be located at two U sections heart folders of both sides, front and back unshakable in one's determination, described two U sections heart folders include the stand of the right and left and bridge joint and are fixed on underframe between the two stands bottom, it is characterized in that: this iron core assembly also comprises respectively from U sections heart folder, in, down three parts tie up respectively unshakable in one's determination and described U type folder on, in, under the silk ribbon that insulate, on described stand top, in the relative stand in the front and back that described two ends of going up the insulation silk ribbon are separately fixed at two U sections heart folders, on the insulate middle part of silk ribbon block on the upper surface of respective end unshakable in one's determination; At described stand middle part, described in the insulation silk ribbon be set around in the front and back of two U sections heart folders relative stand and the iron core between stand, the two ends of middle insulation silk ribbon connect in the outside of one of them stand of institute's winding; At the middle part of described underframe, on the relative underframe and the iron core between underframe in the front and back that described down insulation silk ribbon is set around two U sections heart folders, the two ends of following insulation silk ribbon are in the connection of the outside of one of them underframe of institute's winding.
2. voltage transformer according to claim 1 assembly unshakable in one's determination, it is characterized in that: described insulation silk ribbon is annular insulation silk ribbon, top in described stand, through hole in the relative stand in the front and back that described two U sections heart folders are passed at described two ends of going up annular insulation silk ribbon respectively and being enclosed within respectively on the U type screw rod, described U type screw rod respectively be fixed in described stand on connector be connected by nut.
3. voltage transformer according to claim 1 and 2 assembly unshakable in one's determination, it is characterized in that: described insulation silk ribbon is annular insulation silk ribbon, at the middle part of described stand and the middle part of described underframe, the two ends of annular insulation silk ribbon were enclosed within respectively on each self-corresponding two connecting plate under annular insulation silk ribbon reached in described, and the two ends of described connecting plate connect with bolt.
4. voltage transformer according to claim 3 assembly unshakable in one's determination is characterized in that: described annular insulation silk ribbon is a glass tape.
5. voltage transformer, comprise the device body, this device is provided with assembly unshakable in one's determination on one's body, this iron core assembly comprises along the iron core of the stacked setting of fore-and-aft direction, be located at two U sections heart folders of both sides, front and back unshakable in one's determination, described two U sections heart folders include the stand of the right and left and bridge joint and are fixed on underframe between the two stands bottom, it is characterized in that: this iron core assembly also comprises respectively from U sections heart folder, in, down three parts tie up respectively unshakable in one's determination and described U type folder on, in, under the silk ribbon that insulate, on described stand top, in the relative stand in the front and back that described two ends of going up the insulation silk ribbon are separately fixed at two U sections heart folders, on the insulate middle part of silk ribbon block on the upper surface of respective end unshakable in one's determination; At described stand middle part, described in the insulation silk ribbon be set around in the front and back of two U sections heart folders relative stand and the iron core between stand, the two ends of middle insulation silk ribbon connect in the outside of one of them stand of institute's winding; At the middle part of described underframe, on the relative underframe and the iron core between underframe in the front and back that described down insulation silk ribbon is set around two U sections heart folders, the two ends of following insulation silk ribbon are in the connection of the outside of one of them underframe of institute's winding.
6. a kind of voltage transformer according to claim 5, it is characterized in that: described insulation silk ribbon is annular insulation silk ribbon, top in described stand, through hole in the relative stand in the front and back that described two U sections heart folders are passed at described two ends of going up annular insulation silk ribbon respectively and being enclosed within respectively on the U type screw rod, described U type screw rod respectively be fixed in described stand on connector be connected by nut.
7. according to claim 5 or 6 described a kind of voltage transformers, it is characterized in that: described insulation silk ribbon is annular insulation silk ribbon, at the middle part of described stand and the middle part of described underframe, the two ends of annular insulation silk ribbon were enclosed within respectively on each self-corresponding two connecting plate under annular insulation silk ribbon reached in described, and the two ends of described connecting plate connect with bolt.
8. a kind of voltage transformer according to claim 7 is characterized in that: described annular insulation silk ribbon is a glass tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206910173U CN202018872U (en) | 2010-12-30 | 2010-12-30 | A voltage transformer and an iron core assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206910173U CN202018872U (en) | 2010-12-30 | 2010-12-30 | A voltage transformer and an iron core assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202018872U true CN202018872U (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206910173U Expired - Fee Related CN202018872U (en) | 2010-12-30 | 2010-12-30 | A voltage transformer and an iron core assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202018872U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353552A (en) * | 2016-10-12 | 2017-01-25 | 河南平高通用电气有限公司 | Capacitive type voltage transformer and compensation reactor thereof |
| CN113470954A (en) * | 2021-06-03 | 2021-10-01 | 河南平高电气股份有限公司 | Mutual inductor |
-
2010
- 2010-12-30 CN CN2010206910173U patent/CN202018872U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353552A (en) * | 2016-10-12 | 2017-01-25 | 河南平高通用电气有限公司 | Capacitive type voltage transformer and compensation reactor thereof |
| CN113470954A (en) * | 2021-06-03 | 2021-10-01 | 河南平高电气股份有限公司 | Mutual inductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151225 Address after: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee after: Pinggao Group Co., Ltd. Patentee after: Henan high General Electric Co., Ltd. Address before: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee before: Pinggao Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20171230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |