CN208014523U - A kind of oil immersed erected current transformer multiturn electric installation and current transformer - Google Patents
A kind of oil immersed erected current transformer multiturn electric installation and current transformer Download PDFInfo
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- CN208014523U CN208014523U CN201820583021.4U CN201820583021U CN208014523U CN 208014523 U CN208014523 U CN 208014523U CN 201820583021 U CN201820583021 U CN 201820583021U CN 208014523 U CN208014523 U CN 208014523U
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Abstract
The utility model is related to a kind of oil immersed erected current transformer multiturn electric installation and current transformer, including first winding conductive body, the first winding conductive body includes pipeline conductor and insulating layer, and the insulating layer is wrapped in the outside of pipeline conductor；The pipeline conductor includes the identical core of two groups of structures, and every group of core includes several conducting wires, and the conductive structure for realizing 16 circle of first winding is welded between each group conducting wire, and every group of core is drawn two terminals and used for primary connection.Insulating layer is cable paper.Pipeline conductor is made into U-typed shape, and pipeline conductor is paper-covered flat aluminum wire, and compared with traditional copper wire structure, production cost greatly reduces.
Description
Technical field
The utility model belongs to high voltage electric equipment technical field, and in particular to a kind of oil immersed erected current transformer is more
Circle electric installation and current transformer.
Background technology
Currently, its first winding of traditional oil immersed erected current transformer is generally two circle structures, it is primary electric when needing
Stream is smaller, and when class of accuracy required precision is higher, if rated current ratio is 2 × 25/5A, class of accuracy is 0.2S grades, 5P30 grades, specified
Burden requirement is 50VA, mutual with the positive vertical current of oil immersion of existing two traditional circles or four circle structures under this parameter request
Sensor is difficult to meet technology requirement.Therefore, it is badly in need of researching and developing the electric installation that new first winding is multiturn, to meet high-voltage line
Needs of the road to product.
Invention content
The purpose of this utility model is that cannot be satisfied low current existing for the existing oil immersed erected current transformer of needle
Than the defect of, high precision grade, a kind of oil immersed erected current transformer multiturn electric installation of design and current transformer are provided, with
Solve above-mentioned technical problem.
In order to achieve the above object, the technical solution of the utility model is：
A kind of oil immersed erected current transformer multiturn electric installation, including first winding conductive body, it is described once around
Group conductive body includes pipeline conductor and insulating layer, and the insulating layer is wrapped in the outside of pipeline conductor；
The pipeline conductor includes the identical core of two groups of structures, and every group of core includes several conducting wires, each group conducting wire
Between welding realize that the conductive structure of 16 circle of first winding, every group of core are drawn two terminals and used for primary connection.
Preferably, insulating layer is cable paper.
Preferably, pipeline conductor is made into U-typed shape；
The ring portion of U-typed pipeline conductor, which is filled out, to be tightened with kraft capacitor paper with shrinkage band, and cable paper is wrapped up in outside again, is constituted round and smooth
Circumference；
The straight line portion shrinkage band of U-typed pipeline conductor is dilute, and around tightening, cable paper is wrapped up in outside again, make straight line portion and
The junction of ring portion is smooth.
Preferably, pipeline conductor is paper-covered flat aluminum wire, and compared with traditional copper wire structure, production cost greatly reduces.
Preferably, every group of core includes eight conducting wires, and the line end of eight conducting wires of first group of core is respectively 1 and 1 ', 2
With 2 ', 3 and 3 ', 4 and 4 ', 5 and 5 ', 6 and 6 ', 7 and 7 ', 8 and 8 '；
The line end of eight conducting wires of second group of core is respectively 9 and 9 ', 10 and 10 ', 11 and 11 ', 12 and 12 ', 13
With 13 ', 14 and 14 ', 15 and 15 ', 16 and 16 '；
1 ' line end of each group conducting wire is with the welding of 2 line ends, 2 ' line ends with the welding of 3 line ends, 3 ' line ends with 4 line ends, 4 ' line ends
With the welding of 5 line ends, the same 6 line ends welding of 5 ' line ends, 6 ' line ends are welded with the welding of 7 line ends, 7 ' line ends with 8 line ends, 9 ' line ends are the same as 10
Line end welding, 10 ' line ends are with the welding of 11 line ends, 11 ' line ends with the welding of 12 line ends, 12 ' line ends with the welding of 13 line ends, 13 ' line ends
Realize the conduction of 16 circle of first winding with the welding of 16 line ends with the welding of 15 line ends, 15 ' line ends with the welding of 14 line ends, 14 ' line ends
Structure, and draw 1 line end, 8 ' line ends, 9 line ends, 16 ' line end four and lift one's head for primary connection use.
Preferably, the junction of each line end welding is wrapped up with crimped paper half lap, is ensured insulated from each other.
Technical solutions of the utility model also provide a kind of oil immersed erected current transformer of multi-turn structure, including above-mentioned institute
The oil immersed erected current transformer multiturn electric installation stated.
The beneficial effects of the utility model are, real by the welding between paper-covered flat aluminum wire by being shaped as " u "-shaped
Existing oil-immersed current transformer first winding is 16 circle conductive structures.Low current ratio and high precision electro can be realized by this device
The design requirement of current transformer.
In addition, the utility model design principle is reliable, and it is simple in structure, there is very extensive application prospect.
It can be seen that the utility model compared with prior art, has substantive features and progress, the beneficial effect implemented
Fruit is also obvious.
Description of the drawings
Fig. 1 is that a kind of oil immersed erected current transformer multiturn electric installation core that the utility model embodiment provides is led
Line group label schematic diagram；
Fig. 2 is a kind of oil immersed erected current transformer multiturn electric installation signal that the utility model embodiment provides
Figure.
Specific implementation mode
The utility model is elaborated below in conjunction with the accompanying drawings and by specific embodiment, and following embodiment is to this
The explanation of utility model, and the utility model is not limited to following implementation.
As shown in Figs. 1-2, a kind of oil immersed erected current transformer multiturn conduction dress that the utility model embodiment provides
It sets, including first winding conductive body, the first winding conductive body includes pipeline conductor 21 and insulating layer 20, the insulation
Layer 20 is wrapped in the outside of pipeline conductor 21；
The pipeline conductor 21 includes the identical core of two groups of structures, and every group of core includes several conducting wires, and each group is led
Welding realizes that the conductive structure of 16 circle of first winding, every group of core are drawn two terminals and used for primary connection between line.
Insulating layer 20 in the present embodiment is cable paper.
Pipeline conductor 21 is made into U-typed shape in the present embodiment；
The ring portion 23 of U-typed pipeline conductor, which is filled out, to be tightened with kraft capacitor paper with shrinkage band, and cable paper is wrapped up in outside again, constitutes circle
Sliding circumference；
The straight line portion 22 of U-typed pipeline conductor is dilute around tightening with shrinkage band, and cable paper is wrapped up in outside again, makes straight line portion
22 and ring portion 23 junction it is smooth.
Pipeline conductor 21 is paper-covered flat aluminum wire in the present embodiment, and compared with traditional copper wire structure, production cost greatly reduces.
Every group of core includes eight conducting wires in the present embodiment, the line ends of eight conducting wires of first group of core is respectively 1 and 1 ',
2 and 2 ', 3 and 3 ', 4 and 4 ', 5 and 5 ', 6 and 6 ', 7 and 7 ', 8 and 8 '；
The line end of eight conducting wires of second group of core is respectively 9 and 9 ', 10 and 10 ', 11 and 11 ', 12 and 12 ', 13
With 13 ', 14 and 14 ', 15 and 15 ', 16 and 16 '；
1 ' line end of each group conducting wire is with the welding of 2 line ends, 2 ' line ends with the welding of 3 line ends, 3 ' line ends with 4 line ends, 4 ' line ends
With the welding of 5 line ends, the same 6 line ends welding of 5 ' line ends, 6 ' line ends are welded with the welding of 7 line ends, 7 ' line ends with 8 line ends, 9 ' line ends are the same as 10
Line end welding, 10 ' line ends are with the welding of 11 line ends, 11 ' line ends with the welding of 12 line ends, 12 ' line ends with the welding of 13 line ends, 13 ' line ends
Realize the conduction of 16 circle of first winding with the welding of 16 line ends with the welding of 15 line ends, 15 ' line ends with the welding of 14 line ends, 14 ' line ends
Structure, and draw 1 line end, 8 ' line ends, 9 line ends, 16 ' line end four and lift one's head for primary connection use.
The junction of each line end welding is wrapped up with crimped paper half lap, is ensured insulated from each other.
Technical solutions of the utility model also provide a kind of oil immersed erected current transformer of multi-turn structure, including above-mentioned institute
The oil immersed erected current transformer multiturn electric installation stated.
Disclosed above is only preferred embodiments of the present invention, but the utility model is not limited to this, any
What those skilled in the art can think does not have creative variation, and is made under the premise of not departing from the utility model principle
Several improvements and modifications, should all fall within the protection scope of the present utility model.
Claims (7)
1. a kind of oil immersed erected current transformer multiturn electric installation, which is characterized in that including first winding conductive body, institute
It includes pipeline conductor and insulating layer to state first winding conductive body, and the insulating layer is wrapped in the outside of pipeline conductor；
The pipeline conductor includes the identical core of two groups of structures, and every group of core includes several conducting wires, between each group conducting wire
Welding realizes that the conductive structure of 16 circle of first winding, every group of core are drawn two terminals and used for primary connection.
2. a kind of oil immersed erected current transformer multiturn electric installation according to claim 1, which is characterized in that insulation
Layer is cable paper.
3. a kind of oil immersed erected current transformer multiturn electric installation according to claim 2, which is characterized in that pipeline
Conductor is made into U-typed shape；
The ring portion of U-typed pipeline conductor, which is filled out, to be tightened with kraft capacitor paper with shrinkage band, and cable paper is wrapped up in outside again；
The straight line portion shrinkage band of U-typed pipeline conductor is dilute around tightening, and cable paper is wrapped up in outside again.
4. a kind of oil immersed erected current transformer multiturn electric installation according to claim 3, which is characterized in that pipeline
Conductor is paper-covered flat aluminum wire.
5. a kind of oil immersed erected current transformer multiturn electric installation according to claim 4, which is characterized in that every group
Core includes eight conducting wires, the line ends of eight conducting wires of first group of core be respectively 1 and 1 ', 2 and 2 ', 3 and 3 ', 4 and 4 ',
5 and 5 ', 6 and 6 ', 7 and 7 ', 8 and 8 '；
The line end of eight conducting wires of second group of core is respectively 9 and 9 ', 10 and 10 ', 11 and 11 ', 12 and 12 ', 13 and
13 ', 14 and 14 ', 15 and 15 ', 16 and 16 '；
1 ' line end of each group conducting wire is with the welding of 2 line ends, 2 ' line ends with the welding of 3 line ends, same 4 line ends of 3 ' line ends, 4 ' line ends with 5 lines
End welding, 5 ' line ends are welded with the welding of 8 line ends, 9 ' line ends with 10 line ends with the welding of 6 line ends, 6 ' line ends with the welding of 7 line ends, 7 ' line ends
It connects, 10 ' line ends are welded with 11 line ends, 11 ' line ends are the same as the welding of 12 line ends, the same 13 line ends welding of 12 ' line ends, same 14 lines of 13 ' line ends
End welding, 14 ' line ends realize the conductive structure of 16 circle of first winding with the welding of 15 line ends, 15 ' line ends with the welding of 16 line ends, and
1 line end, 8 ' line ends, 9 line ends, 16 ' line end four is drawn to lift one's head for primary connection use.
6. a kind of oil immersed erected current transformer multiturn electric installation according to claim 5, which is characterized in that each line
The junction of welding is held to be wrapped up with crimped paper half lap.
7. a kind of oil immersed erected current transformer of multi-turn structure, which is characterized in that including according to any one of claim 1-6
The multiturn electric installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820583021.4U CN208014523U (en) | 2018-04-23 | 2018-04-23 | A kind of oil immersed erected current transformer multiturn electric installation and current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820583021.4U CN208014523U (en) | 2018-04-23 | 2018-04-23 | A kind of oil immersed erected current transformer multiturn electric installation and current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208014523U true CN208014523U (en) | 2018-10-26 |
Family
ID=63893330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820583021.4U Active CN208014523U (en) | 2018-04-23 | 2018-04-23 | A kind of oil immersed erected current transformer multiturn electric installation and current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208014523U (en) |
-
2018
- 2018-04-23 CN CN201820583021.4U patent/CN208014523U/en active Active
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