CN217086355U - Dry type vacuum on-load tap-changer arranged above transformer - Google Patents
Dry type vacuum on-load tap-changer arranged above transformer Download PDFInfo
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- CN217086355U CN217086355U CN202122858665.4U CN202122858665U CN217086355U CN 217086355 U CN217086355 U CN 217086355U CN 202122858665 U CN202122858665 U CN 202122858665U CN 217086355 U CN217086355 U CN 217086355U
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- transformer
- changer
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- base
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Abstract
The utility model discloses a dry vacuum on-load tap-changer arranged above a transformer, which comprises a transformer base, wherein the transformer base is fixedly provided with the transformer, the transformer is provided with a plurality of coil windings, and a plurality of groups of transformer taps are arranged on the coil windings of the transformer; a tapping switch base is fixedly connected above the transformer, a tapping switch is fixedly installed on the tapping switch base, a plurality of groups of tapping switch joints corresponding to transformer taps are arranged on the front side of the tapping switch, and high-voltage cables are arranged between the transformer taps and the tapping switch joints which correspond to each other and are electrically connected through the high-voltage cables; the dry type vacuum on-load tap-changer is arranged above the dry type transformer, the space above the dry type transformer is fully utilized, the occupied space of the transformer on the plane is reduced, the dry type vacuum on-load tap-changer and the dry type transformer are connected into a whole, the carrying and the transportation are convenient, and the size of the transformer standing on the plane is greatly reduced.
Description
Technical Field
The utility model relates to an on-load tap-changer technical field, specific theory especially relates to a dry-type vacuum on-load tap-changer of arranging transformer top in.
Background
The on-load tap changer is used for changing the transformer transformation ratio by selecting different winding taps of the transformer under the condition of load, so that the voltage, the effective power and the reactive power of a power grid can be adjusted in time. The existing dry type vacuum on-load tap-changer is arranged at the front side of the transformer, so that the occupied space of the whole transformer equipment is increased, the carrying and the transportation of the transformer equipment are inconvenient, the practicability of the transformer is greatly influenced, and the construction cost of a transformer station is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dry-type vacuum on-load tap-changer who arranges the transformer top in to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a dry vacuum on-load tap-changer arranged above a transformer is arranged above the transformer, and comprises a transformer base, wherein the transformer base is fixedly provided with the transformer, the transformer is provided with a plurality of coil windings, and a plurality of groups of transformer taps are arranged on the coil windings of the transformer;
the transformer tap changer comprises a transformer and is characterized in that a tap changer base is fixedly connected above the transformer, a tap changer is fixedly mounted on the tap changer base, a plurality of groups of tap changer joints corresponding to the transformer tap are arranged on the front side of the tap changer, and high-voltage cables are arranged between the transformer tap and the tap changer joints and are electrically connected through the high-voltage cables.
Preferably, the tap changer base is fixedly mounted above the transformer through bolt connection.
Preferably, the wire core of the high-voltage cable is made of a conductive material, and an insulating layer is wrapped outside the wire core.
Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that: the dry type vacuum on-load tap-changer is arranged above the dry type transformer, the space above the dry type transformer is fully utilized, the occupied space of the transformer on the plane is reduced, the dry type vacuum on-load tap-changer and the dry type transformer are connected into a whole, the carrying and the transportation are convenient, the size of the transformer standing on the plane is greatly reduced, and the cost and the transportation expense are reduced.
Drawings
Fig. 1 is the overall structure schematic diagram of the dry vacuum on-load tap-changer placed above the transformer according to the present invention.
In the drawings: 1-transformer base, 2-transformer, 3-transformer tap, 4-tap changer base, 5-tap changer, 6-tap changer joint and 7-high voltage cable.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Examples
Referring to the attached drawings, in an embodiment of the present invention, a dry vacuum on-load tap-changer disposed above a transformer includes a transformer base 1, a transformer 2 is fixedly mounted on the transformer base 1, the transformer 2 is provided with a plurality of coil windings, and a plurality of sets of transformer taps 3 are disposed on the coil windings of the transformer 2;
the transformer is characterized in that a tap switch base 4 is fixedly connected to the upper portion of the transformer 2, a tap switch 5 is fixedly mounted on the tap switch base 4, a plurality of groups of tap switch joints 6 corresponding to the transformer taps 3 are arranged on the front side of the tap switch 5, and high-voltage cables 7 are arranged between the transformer taps 3 and the tap switch joints 6 and are electrically connected with the high-voltage cables 7.
Further, the tap changer base 4 is fixedly installed above the transformer 2 through bolt connection.
Furthermore, the wire core of the high-voltage cable 7 is made of a conductive material, and an insulating layer is wrapped outside the wire core.
The utility model has the advantages that the dry vacuum on-load tap-changer is arranged above the dry transformer, the space above the dry transformer is fully utilized, the occupied space of the transformer on the plane is reduced, the dry vacuum on-load tap-changer and the dry transformer are connected into a whole, the carrying and the transportation are convenient, the size of the transformer standing on the plane is greatly reduced, and the cost and the transportation cost are reduced; the application has the advantages of simple structure, strong practicability and simple operation and is worth popularizing.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (3)
1. A dry vacuum on-load tap-changer arranged above a transformer is characterized in that: the transformer comprises a transformer base (1), wherein a transformer (2) is fixedly installed on the transformer base (1), the transformer (2) is provided with a plurality of coil windings, and a plurality of groups of transformer taps (3) are arranged on the coil windings of the transformer (2);
transformer (2) top fixedly connected with tap changer base (4), fixed mounting has tap changer (5) on tap changer base (4), tap changer (5) front side be provided with the multiunit with transformer tap (3) corresponding tap changer connects (6), mutually corresponding transformer tap (3), tap changer connects and is provided with high tension cable (7) and passes through between (6) high tension cable (7) electric connection.
2. A dry vacuum on-load tap changer placed above a transformer according to claim 1, characterized in that: the tapping switch base (4) is fixedly installed above the transformer (2) through bolt connection.
3. A dry vacuum on-load tap changer placed above a transformer according to claim 1, characterized in that: the wire core of the high-voltage cable (7) is made of a conductive material, and an insulating layer is wrapped outside the wire core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122858665.4U CN217086355U (en) | 2021-11-19 | 2021-11-19 | Dry type vacuum on-load tap-changer arranged above transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122858665.4U CN217086355U (en) | 2021-11-19 | 2021-11-19 | Dry type vacuum on-load tap-changer arranged above transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217086355U true CN217086355U (en) | 2022-07-29 |
Family
ID=82538359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122858665.4U Active CN217086355U (en) | 2021-11-19 | 2021-11-19 | Dry type vacuum on-load tap-changer arranged above transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217086355U (en) |
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2021
- 2021-11-19 CN CN202122858665.4U patent/CN217086355U/en active Active
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