CN203481030U - Multifunctional high-voltage transformer - Google Patents
Multifunctional high-voltage transformer Download PDFInfo
- Publication number
- CN203481030U CN203481030U CN201320470468.8U CN201320470468U CN203481030U CN 203481030 U CN203481030 U CN 203481030U CN 201320470468 U CN201320470468 U CN 201320470468U CN 203481030 U CN203481030 U CN 203481030U
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- China
- Prior art keywords
- voltage
- transformer
- charged
- wire outlet
- terminals
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Abstract
The utility model discloses a multifunctional high-voltage transformer. Three high-voltage primary wiring terminals, two low-voltage secondary wire outlet terminals and three zero-sequence voltage secondary wire outlet terminals are arranged on a casing of the transformer; a voltage transformer is arranged in the casing of the transformer and comprises an annular iron core, a primary winding, a secondary winding and a charged convex column, the primary winding and the secondary winding wind around the iron core, and the charged convex column is electrically connected with all the high-voltage primary wiring terminals; the annular iron core is nested on the charged convex column; and a wire outlet end of the secondary winding is connected with a wire inlet end of one capacitive voltage divider and a wire inlet end of one low-voltage secondary wire outlet terminal respectively, and a wire outlet end of each capacitive voltage divider is connected with one corresponding zero-sequence voltage secondary wire outlet terminal. The multifunctional high-voltage transformer can be used as a zero-sequence voltage transformer and an ordinary voltage-reduction voltage transformer as well, thereby having the advantage of multiple functions.
Description
Technical field
The utility model belongs to high voltage electrical apparatus technical field, is specifically related to a kind of multifunctional high pressure instrument transformer.
Background technology
Existing High-Voltage Electrical Appliances, its creepage protection function adopts zero sequence current mutual inductor to realize.Existing zero sequence current mutual inductor, volume is larger, and function is comparatively single, and its structure remains is needing improvements badly.
Utility model content
The purpose of this utility model be to provide a kind of can the diversified multifunctional high pressure instrument transformer of practical function.
The technical scheme that realizes the utility model object is: a kind of multifunctional high pressure instrument transformer, and its housing is provided with three high pressure primary connection terminals, two low-pressure secondary outlet terminals, three residual voltage secondary output terminals; Its enclosure interior is provided with voltage transformer; Voltage transformer comprises a ring-shaped core, around winding on iron core and secondary winding, the charged projection that is electrically connected to each high pressure primary connection terminal; Ring-shaped core is set on charged projection; Secondary winding leading-out terminal is connected with the end of incoming cables of a capacitor voltage divider and the end of incoming cables of a low-pressure secondary outlet terminal respectively, and the leading-out terminal of each capacitor voltage divider is connected with a corresponding residual voltage secondary output terminals.
In such scheme, ring-shaped core is set on three charged projections simultaneously.
The utility model can be used as zero sequential potential transformer, can use as common step-down voltage instrument transformer again, has multi-functional advantage.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is a kind of end view of voltage transformer shown in Fig. 1;
Fig. 3 is a kind of upward view of voltage transformer shown in Fig. 1;
Fig. 4 is a kind of internal structure schematic diagram of voltage transformer shown in Fig. 1;
Fig. 5 is a kind of end view of voltage transformer shown in Fig. 4.
Embodiment
(embodiment 1)
The present embodiment is a kind of multifunctional high pressure instrument transformer, and its housing is provided with three high pressure primary connection terminals 1, two low-pressure secondary outlet terminals 2, three residual voltage secondary output terminals 3; Its enclosure interior is provided with voltage transformer 4; Voltage transformer comprises a ring-shaped core 5, around winding 6 on iron core and secondary winding 7, the charged projection 9 that is electrically connected to each high pressure primary connection terminal; Ring-shaped core is set on charged projection, secondary winding leading-out terminal is connected with the end of incoming cables of a capacitor voltage divider 8 and the end of incoming cables of a low-pressure secondary outlet terminal respectively, and the leading-out terminal of each capacitor voltage divider is connected with a corresponding residual voltage secondary output terminals.In the present embodiment, ring-shaped core is set on three charged projections simultaneously.
The utility model can be used as zero sequential potential transformer, can use as common step-down voltage instrument transformer again, has multi-functional advantage.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (2)
1. a multifunctional high pressure instrument transformer, its housing is provided with three high pressure primary connection terminals (1), two low-pressure secondary outlet terminals (2), three residual voltage secondary output terminals (3); Its enclosure interior is provided with voltage transformer (4); Voltage transformer comprises a ring-shaped core (5), around the winding (6) on iron core and secondary winding (7), the charged projection (9) that is electrically connected to each high pressure primary connection terminal; Ring-shaped core is set on charged projection,
It is characterized in that: secondary winding leading-out terminal is connected with the end of incoming cables of a capacitor voltage divider (8) and the end of incoming cables of a low-pressure secondary outlet terminal respectively, the leading-out terminal of each capacitor voltage divider is connected with a corresponding residual voltage secondary output terminals.
2. multifunctional high pressure instrument transformer according to claim 1, is characterized in that: ring-shaped core is set on three charged projections simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470468.8U CN203481030U (en) | 2013-08-02 | 2013-08-02 | Multifunctional high-voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470468.8U CN203481030U (en) | 2013-08-02 | 2013-08-02 | Multifunctional high-voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203481030U true CN203481030U (en) | 2014-03-12 |
Family
ID=50229313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320470468.8U Expired - Fee Related CN203481030U (en) | 2013-08-02 | 2013-08-02 | Multifunctional high-voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203481030U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103440974A (en) * | 2013-08-02 | 2013-12-11 | 苏刚印 | Multifunctional high-voltage transformer |
| CN104090141A (en) * | 2014-07-03 | 2014-10-08 | 北京瑞奇恩互感器设备有限公司 | Electronic type voltage transformer and zero-sequence electronic type voltage transformer |
-
2013
- 2013-08-02 CN CN201320470468.8U patent/CN203481030U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103440974A (en) * | 2013-08-02 | 2013-12-11 | 苏刚印 | Multifunctional high-voltage transformer |
| CN104090141A (en) * | 2014-07-03 | 2014-10-08 | 北京瑞奇恩互感器设备有限公司 | Electronic type voltage transformer and zero-sequence electronic type voltage transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20140802 |
|
| EXPY | Termination of patent right or utility model |