CN204632534U - A kind of pulling plate structure of three-dimensional wound core dry type transformer core clamping and iron core thereof - Google Patents
A kind of pulling plate structure of three-dimensional wound core dry type transformer core clamping and iron core thereof Download PDFInfo
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- CN204632534U CN204632534U CN201520292789.2U CN201520292789U CN204632534U CN 204632534 U CN204632534 U CN 204632534U CN 201520292789 U CN201520292789 U CN 201520292789U CN 204632534 U CN204632534 U CN 204632534U
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Abstract
The utility model discloses a kind of pulling plate structure and iron core thereof of three-dimensional wound core dry type transformer core clamping, this pulling plate structure includes arm-tie, arm-tie comprises upper and lower bottom plate and connecting rod, connecting rod is fixedly connected in the split crack of transformer core frame, by bolt, transformer folder from top to bottom is connected with upper and lower bottom plate respectively, this kind of structure make use of design feature unshakable in one's determination, the connecting rod be arranged in traditional structure outside folder from top to bottom is transferred in the split crack of transformer core frame, make the overall dimension of apparatus for fixing transformer smaller, thus reduce the overall dimension of whole transformer, decrease taking up room of transformer, reduce use cost.
Description
Technical field
The utility model relates to technical field of transformer equipment, is specifically related to a kind of pulling plate structure and iron core thereof of three-dimensional wound core dry type transformer core clamping.
Background technology
Three-dimensional wound core dry type transformer, because of the three-phase magnetic circuit full symmetric of its iron core, has that magnetic resistance is little, exciting current and a low feature of no-load loss, and therefore economic benefit is very significantly widely used.The upper and lower end of three-dimensional wound core dry type transformer iron core is usually provided with upper and lower folder and is fixedly clamped by iron core, and the upper and lower folder of three-dimensional wound core dry type transformer common is at present generally be connected and fixed by by the screw rod be arranged on outside upper and lower folder.This kind of structure can increase the overall dimensions of whole transformer, especially high voltage transformer, and this impact is more obvious, is unfavorable for market competition.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of pulling plate structure and iron core thereof of three-dimensional wound core dry type transformer core clamping, and it can reduce the overall dimension of transformer, reduces the occupation of land space of transformer.
The technical scheme that the utility model adopts is mainly: a kind of pulling plate structure of three-dimensional wound core dry type transformer core clamping, it comprises arm-tie, described arm-tie comprises the two pieces of base plates distributed up and down and the connecting rod connecting two pieces of base plates, and described base plate is offered screwed hole and is connected with the folder of transformer by bolt.
As the improvement of technique scheme, described base plate is also connected with the fixed head for fixed clip by bolt.
As the further improvement of technique scheme, described fixed head is provided with locating shaft, and described base plate offers the through hole matched with locating shaft, and described locating shaft is arranged in through hole.
Further, described in be connected and fixed plate and base plate bolt be provided with upper and lower two, described locating shaft is arranged between two bolts.
The utility model also provides a kind of three-dimensional wound core dry type transformer iron core being provided with pulling plate structure described above, they two folders comprising three iron core frames of spatially triangular arrangement, pulling plate structure and distribute up and down, the connecting rod of described pulling plate structure is fixedly connected in the split crack of iron core frame, and two pieces of base plates up and down of described pulling plate structure are connected with upper and lower two folders respectively.
As the improvement of technique scheme, described connecting rod is fixed in the split crack of transformer core frame by band binding.
As the further improvement of technique scheme, the part that described connecting rod contacts with iron core frame does insulation processing.
The beneficial effects of the utility model are:
The pulling plate structure of a kind of three-dimensional wound core dry type transformer core clamping of the present utility model and iron core thereof, this pulling plate structure includes arm-tie, arm-tie comprises upper and lower bottom plate and connecting rod, connecting rod is fixedly connected in the split crack of transformer core frame, by bolt, transformer folder from top to bottom is connected with upper and lower bottom plate respectively, this kind of structure make use of design feature unshakable in one's determination, the connecting rod be arranged in traditional structure outside folder from top to bottom is transferred in the split crack of transformer core frame, make the overall dimension of apparatus for fixing transformer smaller, thus reduce the overall dimension of whole transformer, decrease taking up room of transformer, reduce use cost.
Accompanying drawing explanation
Fig. 1 is the connection diagram of pulling plate structure and folder;
Fig. 2 is the structural representation of arm-tie;
Fig. 3 is the connection diagram of pulling plate structure and iron core frame.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
With reference to Fig. 1 ~ Fig. 3, a kind of preferred embodiment of pulling plate structure of three-dimensional wound core dry type transformer core clamping, it comprises arm-tie 1, arm-tie 1 comprises the two pieces of base plates 11 distributed up and down and the connecting rod 12 connecting two pieces of base plates 11, the cross section of connecting rod 12 can be circular or square or other shape, base plate 11 offers the screwed hole 13 matched with folder 3, folder from top to bottom 3 is connected with corresponding base plate 11 by bolt 4 by this pulling plate structure respectively, with reference to Fig. 3, a kind of three-dimensional wound core dry type transformer iron core being provided with this pulling plate structure, it comprises the iron core frame 6 of three spatially triangular arrangement, pulling plate structure and two folders 3 distributed up and down, the connecting rod 12 of pulling plate structure is fixedly connected in the split crack of iron core frame 6, two pieces of base plates 11 up and down of pulling plate structure are connected with upper and lower two folders 3 respectively, this kind of structure make use of the design feature of three-dimensional wound core dry type transformer iron core, the connecting rod 12 be arranged in traditional structure outside folder from top to bottom 3 is transferred in the split crack of transformer core frame 6, make the overall dimension of apparatus for fixing transformer 3 smaller, thus reduce the overall dimension of whole transformer, decrease taking up room of transformer, reduce use cost.
Base plate 11 is also connected with fixed head 2 by bolt 4, and fixed head 2 and base plate 11 lay respectively at folder 3 both sides, by being provided with fixed head 2, making base plate 11 larger with the connection lifting surface area of folder 3, thus connecting more reliable.
The fixed head 2 of the present embodiment is also provided with locating shaft 5, base plate 11 offers the through hole 14 matched with locating shaft 5, first iron core is placed on base during installation, then upper and lower two folders 3 are placed to suitable position respectively, folder 3 and base plate 11 is passed again by locating shaft 5, make this Tiebar structure can quick position on folder 3, and then namely this pulling plate structure can be in place by the bolt 4 tightened between fixed head 2 and base plate 11, by being provided with locating shaft 5, improve the efficiency of installation.
In order to make the connection of this pulling plate structure and folder 3 reliable further, connect the often bolt 4 organized between fixed head 2 and base plate 11 and be set to upper and lower two, the connection stress point of this pulling plate structure and folder 3 is added by being provided with upper and lower two bolts 4, make the distribution of force of pulling plate structure evenly, improve the reliability connected, locating shaft 5 is arranged between two bolts 4 simultaneously, two bolts 4 are symmetrically distributed in the both sides of locating shaft 5, make the stressed of pulling plate structure evenly, improve further the reliability connected.
For improving the efficiency of installing, connecting rod 12 is fixed in the split crack of transformer core frame 6 by band binding, and band adopts the material of insulation to make, and its cost compare is low, needs directly to be cut by band during dismounting adjustment simultaneously, simple and quick.
The part that connecting rod 12 contacts with iron core frame 6 does insulation processing, can by improving the insulation property of connecting rod 12 in modes such as connecting rod 12 periphery wall wrap insulate material or brushing insulating varnish, avoid connecting rod 12 and iron core frame 6 to produce the phenomenon that is energized, improve the electric property of transformer.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, as long as the technical scheme realizing the utility model object with basic same approach all belongs within protection range of the present utility model.
Claims (7)
1. the pulling plate structure of a three-dimensional wound core dry type transformer core clamping, it is characterized in that: it comprises arm-tie (1), described arm-tie (1) comprises the two pieces of base plates (11) distributed up and down and the connecting rod (12) connecting two pieces of base plates (11), and described base plate (11) is offered screwed hole (13) and is connected with the folder (3) of transformer by bolt (4).
2. the pulling plate structure of a kind of three-dimensional wound core dry type transformer core clamping according to claim 1, is characterized in that: described base plate (11) is also connected with the fixed head (2) for fixed clip (3) by bolt (4).
3. the pulling plate structure of a kind of three-dimensional wound core dry type transformer core clamping according to claim 2, it is characterized in that: described fixed head (2) is provided with locating shaft (5), described base plate (11) offers the through hole (14) matched with locating shaft (5), and described locating shaft (5) is arranged in through hole (14).
4. the pulling plate structure of a kind of three-dimensional wound core dry type transformer core clamping according to claim 3, it is characterized in that: described in the bolt (4) be connected between fixed head (2) and base plate (11) be provided with upper and lower two, described locating shaft (5) is arranged between two bolts (4).
5. the three-dimensional wound core dry type transformer being provided with the pulling plate structure as described in above-mentioned arbitrary claim is unshakable in one's determination, it is characterized in that: they three iron core frames (6), pulling plate structures comprising spatially triangular arrangement and two folders (3) distributed up and down, the connecting rod (12) of described pulling plate structure is fixedly connected in the split crack of iron core frame (6), and two pieces of base plates (11) up and down of described pulling plate structure are connected with upper and lower two folders (3) respectively.
6. a kind of three-dimensional wound core dry type transformer according to claim 5 is unshakable in one's determination, it is characterized in that: described connecting rod (12) is fixed in the split crack of iron core frame (6) by band binding.
7. a kind of three-dimensional wound core dry type transformer according to claim 5 is unshakable in one's determination, it is characterized in that: the part that described connecting rod (12) contacts with iron core frame (6) does insulation processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520292789.2U CN204632534U (en) | 2015-05-07 | 2015-05-07 | A kind of pulling plate structure of three-dimensional wound core dry type transformer core clamping and iron core thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520292789.2U CN204632534U (en) | 2015-05-07 | 2015-05-07 | A kind of pulling plate structure of three-dimensional wound core dry type transformer core clamping and iron core thereof |
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| Publication Number | Publication Date |
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| CN204632534U true CN204632534U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520292789.2U Active CN204632534U (en) | 2015-05-07 | 2015-05-07 | A kind of pulling plate structure of three-dimensional wound core dry type transformer core clamping and iron core thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110136935A (en) * | 2019-05-10 | 2019-08-16 | 海鸿电气有限公司 | A kind of novel solid rewinding material |
-
2015
- 2015-05-07 CN CN201520292789.2U patent/CN204632534U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110136935A (en) * | 2019-05-10 | 2019-08-16 | 海鸿电气有限公司 | A kind of novel solid rewinding material |
| CN110136935B (en) * | 2019-05-10 | 2023-12-29 | 海鸿电气有限公司 | Novel three-dimensional wound core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG CHANGKAI ELECTRIC CO., LTD. Free format text: FORMER OWNER: HAIHONG ELECTRIC CO., LTD. Effective date: 20150902 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150902 Address after: 529300 Guangdong city of Kaiping province Tsui Lake District No. 3 Huancui West Road, building 5, two Patentee after: GUANGDONG CHANGKAI ELECTRIC CO., LTD. Address before: 529300 Guangdong city of Jiangmen province Kaiping Tsui Lake District No. 3 Huancui West Road Patentee before: HAIHONG ELECTRIC CO., LTD. |