CN207624512U - Reactance-typed switch transformer - Google Patents
Reactance-typed switch transformer Download PDFInfo
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- CN207624512U CN207624512U CN201721164455.2U CN201721164455U CN207624512U CN 207624512 U CN207624512 U CN 207624512U CN 201721164455 U CN201721164455 U CN 201721164455U CN 207624512 U CN207624512 U CN 207624512U
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Abstract
The utility model is related to electrical equipment technical fields,Especially reactance-typed switch transformer,Including the first main coil,First secondary coil and setting are in the first main coil,The first iron core between first secondary coil,REgulatable reactor is connected by conducting wire on first main coil,The REgulatable reactor includes the second main coil,Second main coil,Second main coil,The second iron core is provided between second subprime coil,Multiple coils are connected by conductor in parallel on the second subprime coil,Electromagnetic relay is connected in series with by conducting wire on the coil,The reactance-typed switch transformer realizes the purpose for adjusting transformer the first main coil reactance,And the first main coil of transformer is absolute construction with adjustable reactor,So that entire transformer is more dispersed in structure,Reduce design difficulty,Reduce manufacturing cost,Adjustable reactor switch is used simultaneously,The usage amount of pressure regulation shunting tap is reduced,Lead loss is also reduced,Reach reduction loss to require.
Description
Technical field
The utility model is related to electrical equipment technical field more particularly to reactance-typed switch transformers.
Background technology
In the power system, in order to more promptly adapt to power grid variation, it is often necessary to by the pressure regulation gear number of transformer
Increase to refine every grade of voltage difference.Traditional design is to demodulate resistance-type switch using positive, needs every grade of one point of tap setting
Section, manufacture craft becomes complicated when this design scheme, while the lead loss of resistance-type switch is larger.
Utility model content
Purpose of the utility model is to solve transformer device structure complexity exists in the prior art, larger lack is lost
Point, and the reactance-typed switch transformer proposed.
To achieve the goals above, the utility model uses following technical solution：
Reactance-typed switch transformer, including the first main coil, the first secondary coil and setting are designed in the first main coil, the
The first iron core between one secondary coil passes through conducting wire on first main coil and connects REgulatable reactor, the regulative reactance
Device includes the second main coil, the second main coil, and the second iron core, institute are provided between second main coil, second subprime coil
It states and multiple coils is connected by conductor in parallel on second subprime coil, electromagnetism relay is connected in series with by conducting wire on the coil
Device.
Preferably, the quantity of the coil be no less than two, no less than two parallel connection of coils, and it is each simultaneously
The total capacity of coil and the total capacity of transformer for joining connection are consistent.
Preferably, it is provided with the second iron core between second main coil, second subprime coil.
The utility model proposes reactance-typed switch transformer, advantageous effect is：Pass through the first main line in transformer
REgulatable reactor is connected on circle, while connecting multiple parallel branches on the second subprime coil of REgulatable reactor, is adjusting the
Electromagnetic relay able to turn on or off adjusts the quantity of access REgulatable reactor second subprime coil neutralization circle when one main coil reactance, real
The purpose for adjusting transformer the first main coil reactance is showed, and the first main coil of transformer and adjustable reactor are independent tie
Structure so that entire transformer is more dispersed in structure, reduces design difficulty, reduces manufacturing cost, while using can
The usage amount of mode reactor switch, pressure regulation shunting tap is reduced, and lead loss is also reduced, and is reached reduction loss and is required.
Description of the drawings
Fig. 1 be the utility model proposes reactance-typed switch transformer circuit diagram.
In figure：1 first main coil, 2 first secondary coils, 3 first iron cores, 4 switches, 5 REgulatable reactors, 6 second main lines
Circle, 7 second subprime coils, 8 second iron cores, 9 coils, 10 electromagnetic relays.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1, reactance-typed switch transformer, including the first main coil 1, the first secondary coil 2 and setting are in the first master
The first iron core 3 between coil 1, the first secondary coil 2 connects REgulatable reactor 5 on first main coil 1 by conducting wire, adjustable
Reactor 5 includes the second main coil 6, the second main coil 7, and the second iron is provided between the second main coil 6, second subprime coil 7
Core 8 connects multiple coils 9 on second subprime coil 7 by conductor in parallel, and electromagnetism relay is connected in series with by conducting wire on coil 9
Device 10, setting REgulatable reactor 5 is used to adjust the reactance of the first main coil of transformer 1, when 1 reactance of the first main coil changes
When, the voltage of the first secondary coil 2 coupled with the first main coil 1 changes, and has reached and has adjusted 2 voltage of the first secondary coil
Purpose, while reducing the usage amount of pressure regulation shunting tap, lead loss is also reduced, and is reached reduction loss and is required.
The quantity of coil 9 is no less than two, and no less than two coils 9 are connected in parallel, and each is connected in parallel
The total capacity of coil 9 and the total capacity of transformer are consistent, and second is provided between the second main coil 6, second subprime coil 7
Iron core 8 is arranged multiple coils 9 and makes operator when adjusting the first 1 reactance of main coil with preferable steps so that the change
Depressor has good voltage up-down gradient.
Operation principle：When adjusting the reactance of the first main coil 1, electromagnetic relay 10 able to turn on or off adjusts access adjustable electric
The quantity of anti-7 coil 9 of device second subprime coil realizes the purpose for adjusting 1 reactance of the first main coil of transformer, as the first master
When 1 reactance of coil changes, the voltage of the first secondary coil 2 coupled with the first main coil 1 changes, and has reached adjusting
The purpose of first secondary coil, 2 voltage.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (3)
1. reactance-typed switch transformer, including the first main coil (1), the first secondary coil (2) and setting are in the first main coil
(1), the first iron core (3) between the first secondary coil (2), which is characterized in that connected by conducting wire on first main coil (1)
REgulatable reactor (5) is connect, the REgulatable reactor (5) includes the second main coil (6), the second main coil (7), second main line
It is provided with the second iron core (8) between circle (6), second subprime coil (7), passes through conductor in parallel on the second subprime coil (7)
It connects multiple wiring circles (9), electromagnetic relay (10) is connected in series with by conducting wire on the coil (9).
2. reactance-typed switch transformer according to claim 1, which is characterized in that the quantity of the coil (9) is many
In two, no less than two coils (9) are connected in parallel, and the total capacity and transformer of each coil (9) being connected in parallel
Total capacity be consistent.
3. reactance-typed switch transformer according to claim 1, which is characterized in that second main coil (6), second
It is provided with the second iron core (8) between grade coil (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164455.2U CN207624512U (en) | 2017-09-11 | 2017-09-11 | Reactance-typed switch transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164455.2U CN207624512U (en) | 2017-09-11 | 2017-09-11 | Reactance-typed switch transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207624512U true CN207624512U (en) | 2018-07-17 |
Family
ID=62818142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721164455.2U Active CN207624512U (en) | 2017-09-11 | 2017-09-11 | Reactance-typed switch transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207624512U (en) |
-
2017
- 2017-09-11 CN CN201721164455.2U patent/CN207624512U/en active Active
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