CN207782412U - A kind of three-phase transformer pressue device - Google Patents
A kind of three-phase transformer pressue device Download PDFInfo
- Publication number
- CN207782412U CN207782412U CN201820245997.0U CN201820245997U CN207782412U CN 207782412 U CN207782412 U CN 207782412U CN 201820245997 U CN201820245997 U CN 201820245997U CN 207782412 U CN207782412 U CN 207782412U
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- air switch
- pressure regulator
- transformer
- air
- phase transformer
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- 230000008859 change Effects 0.000 claims description 4
- 230000005284 excitation Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Abstract
The utility model discloses a kind of three-phase transformer pressue devices, including pressure regulator and multiple air switches, the pressure regulator forms closed circuit with air switch I, AC power and transformer, the pressure regulator both ends series connection having air switch III and air switch IV, the pressure regulator, air switch III and air switch IV are in parallel with air switch II.The utility model is by input and output branch modularized design, and respectively independent, single spur track failure does not influence the operation of other modules, facilitates equipment maintenance.The gradually boosting to transformer may be implemented in the utility model, avoids the appearance of excessive excitation surge current.
Description
Technical field
The utility model is related to technical field of high voltage, and in particular to a kind of three-phase transformer pressue device.
Background technology
Currently, three-phase transformer is directly connect with power supply, apply time variant voltage from power supply to transformer, but directly by power supply
Apply voltage to transformer to have between certain probability causes the appearance of excitation surge current, especially high current that can cause transformer winding
Mechanical force, damage electrical equipment, even result in tripping, cause artificial danger.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of three-phase transformer pressue device, which can
To realize the gradually boosting to transformer, the appearance of excessive excitation surge current is avoided.
To achieve the goals above, the technical solution of the utility model is as follows：
A kind of three-phase transformer pressue device, including pressure regulator and multiple air switches, the pressure regulator and air switch
I, AC power and transformer form closed circuit, the pressure regulator both ends series connection having air switch III and air switch IV,
The pressure regulator, air switch III and air switch IV are in parallel with air switch II.
Further, the pressure regulator accesses circuit by air switch III and air switch IV or is cut off from circuit.
Further, the pressure regulator is TSGC2 type contact voltage regulators.
Further, the transformer is special change electrician's S11-M-100/10 transformers.
Further, the air switch is HDBE-63 type air switches.
Compared with prior art, the utility model has the beneficial effects that：
The utility model carries out transformer by the way that pressure regulator is arranged in three-phase transformer power supply circuit, using pressure regulator
It gradually pressurizes, avoids excitation surge current caused by directly pressurizeing to transformer, and when output voltage regulator voltage reaches 220V,
Pressure regulator is cut off from circuit, from power supply directly to transformer-supplied, long-play is avoided and is damaged caused by pressure regulator
Evil.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the improper restriction to the application for explaining the application.
Fig. 1 is the utility model three-phase transformer pressue device schematic diagram.
Wherein, 1, air switch I；2, air switch II；3, air switch III；4, air switch IV；5, pressure regulator；6, become
Depressor；7, AC power.
Specific implementation mode
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
In the present invention, term for example "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as " side ", "bottom" is to be based on the orientation or positional relationship shown in the drawings, only to facilitate chatting
The relative for stating each component of the utility model or component structure relationship and determination, not refer in particular in the utility model either component or
Element should not be understood as limiting the present invention.
In the utility model, term such as " affixed ", " connected ", " connection " shall be understood in a broad sense, and expression can be fixed
Connection, can also be to be integrally connected or be detachably connected；It can be directly connected, the indirect phase of intermediary can also be passed through
Even.Related scientific research for this field or technical staff can determine above-mentioned term in the present invention as the case may be
Concrete meaning, should not be understood as limiting the present invention.
As background technology is introduced, exists in the prior art and directly apply voltage to transformer from power supply and have centainly
Probability causes the appearance of excitation surge current, especially high current that the mechanical force between transformer winding, damage can be caused electrically to set
It is standby, tripping is even resulted in, the problem of artificial danger is caused, in order to solve technical problem as above, this application provides one kind three
Phase transformer pressue device avoids the appearance of excessive excitation surge current to realize the gradually boosting to transformer.
As shown in Figure 1, a kind of three-phase transformer pressue device, including pressure regulator 5 and multiple air switches, the pressure regulator
5 form closed circuit, 5 both ends of pressure regulator series connection having air switch with air switch I 1, AC power 7 and transformer 6
III 3 and air switch IV 4, the pressure regulator 5, air switch III 3 and air switch IV 4 it is in parallel with air switch II 2.
The pressure regulator is TSGC2 type contact voltage regulators, rated capacity 3KVA, rated frequency 50HZ, input voltage
For 380V, output voltage 0-420V.
The transformer is special change electrician's S11-M-100/10 transformers.
The air switch is the HDBE-63 air switches of De Lixi companies.
The specific implementation process of the utility model is：
It is closed air switch I 1, after being connected to AC power 7, air switch III 3 and air switch IV 4 is closed successively, makes friendship
Galvanic electricity source 7, pressure regulator 5 and transformer 6 constitute a closed circuit, by adjusting 5 knob of pressure regulator, gradually boost, work as pressure regulation
When 5 output end voltage of device rises to 220V, it is closed air switch II 2,5 place branch of pressure regulator is made to be short-circuited, it is straight by AC power 7
It connects to transformer 6 and powers, rotate 5 knob of pressure regulator, be zeroed, and cut off air switch III 3 and air switch IV 4 successively,
Pressure regulator 5 is cut off from circuit, to complete pressure process.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to this practicality newly
The limitation of type protection domain, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel need not make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (5)
1. a kind of three-phase transformer pressue device, it is characterised in that：Including pressure regulator and multiple air switches, the pressure regulator with
Air switch I, AC power and transformer form closed circuit, the pressure regulator both ends series connection having air switch III and air
Switch IV, the pressure regulator, air switch III and air switch IV are in parallel with air switch II.
2. a kind of three-phase transformer pressue device as described in claim 1, which is characterized in that the pressure regulator is opened by air
Pass III and air switch IV access circuit or are cut off from circuit.
3. a kind of three-phase transformer pressue device as described in claim 1, which is characterized in that the pressure regulator is TSGC2 types
Contact voltage regulator.
4. a kind of three-phase transformer pressue device as described in claim 1, which is characterized in that the transformer is special change electrician
S11-M-100/10 transformers.
5. a kind of three-phase transformer pressue device as described in claim 1, which is characterized in that the air switch is
HDBE-63 air switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820245997.0U CN207782412U (en) | 2018-02-11 | 2018-02-11 | A kind of three-phase transformer pressue device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820245997.0U CN207782412U (en) | 2018-02-11 | 2018-02-11 | A kind of three-phase transformer pressue device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207782412U true CN207782412U (en) | 2018-08-28 |
Family
ID=63210178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820245997.0U Active CN207782412U (en) | 2018-02-11 | 2018-02-11 | A kind of three-phase transformer pressue device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207782412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713574A (en) * | 2020-12-21 | 2021-04-27 | 中车永济电机有限公司 | Transformer switching-on impact current suppression device and method |
-
2018
- 2018-02-11 CN CN201820245997.0U patent/CN207782412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713574A (en) * | 2020-12-21 | 2021-04-27 | 中车永济电机有限公司 | Transformer switching-on impact current suppression device and method |
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