CN205211581U - Modular power type voltage transformer - Google Patents
Modular power type voltage transformer Download PDFInfo
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- CN205211581U CN205211581U CN201521018296.6U CN201521018296U CN205211581U CN 205211581 U CN205211581 U CN 205211581U CN 201521018296 U CN201521018296 U CN 201521018296U CN 205211581 U CN205211581 U CN 205211581U
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- transformer
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- pressure vessel
- inductor
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Abstract
The utility model relates to a modular power type voltage transformer, including pressure vessel, characterized by: the last insulation support that sets up of pressure vessel adopts SF6 gaseous as insulating medium in pressure vessel and insulation support, installation transformer subtotal mutual -inductor part among the pressure vessel, transformer subtotal mutual -inductor part is by primary winding parallel connection. The transformer part is including iron core, high -pressure coil, low voltage coil and low pressure shield cover, the mutual -inductor part includes mutual -inductor iron core, mutual -inductor low pressure shield cover and mutual -inductor high -pressure coil, and mutual -inductor low pressure shield cover is located on the mutual -inductor iron core. High -pressure coil connects a connecting row through high -pressure conductor, and high -pressure conductor sets up in insulation support, and one time the connecting row stretches out the insulation support outside. The utility model provides a partial for the low capacity electric unit in the circumstances of taking civilian electricity difficulty to the effect of measuring protection high voltage electric network has.
Description
Technical field
The utility model relates to a kind of modular power supply type voltage transformer, belongs to electrical equipment technical field.
Background technology
SF
6gas-insulated transformer use do not fire, all good SF of taking precautions against natural calamities property and fail safe
6gas as dielectric, SF
6gas isolated transformer is mainly used in the high-tension electricity conveying aspect of larger capacity.
High voltage can be become low-voltage by instrument transformer, big current becomes small area analysis, for measuring or protection system, high voltage or big current scaling transformation are mainly become normal low voltage or standard small area analysis by its function, to realize standardization, the miniaturization of measuring instrument, proterctive equipment and automatic control equipment; Instrument transformer also can be used to separate high-voltage system simultaneously, to ensure the safety of the person and equipment.
SF
6main and the GIS(gas insulated transformer substation of gas isolated instrument transformer) supporting.
In prior art, civilian electricity taken for some low-capacity electric units comparatively difficult, as the communication base station, electric railway etc. in some depopulated zones.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, a kind of modular power supply type voltage transformer is provided, large velocity ratio small capacity transformer and high voltage potential transformer are combined, makes a product have the repertoire of Power supply function and voltage transformer.
According to the technical scheme that the utility model provides, described modular power supply type voltage transformer, comprises pressure vessel, it is characterized in that: on described pressure vessel, arrange insulating sleeve, in pressure vessel and insulating sleeve, adopt SF
6gas is as dielectric; In described pressure vessel, install transformer portion and instrument transformer part, transformer portion is connected by a winding parallel with instrument transformer part.
Further, described transformer portion comprises iron core, high-tension coil, low-voltage coil and low pressure radome, and low pressure radome is arranged between low-voltage coil and iron core; Described instrument transformer part comprises transformer iron core, instrument transformer low pressure radome and instrument transformer high-tension coil, and the shielding of instrument transformer low pressure covers on transformer iron core.
Further, described high-tension coil connects primary connection row by high-pressure conductor, and high-pressure conductor is arranged in insulating sleeve, and primary connection row stretches out insulating sleeve outside.
Further, the high-tension coil of described transformer portion is connected by a winding parallel with the instrument transformer high-tension coil of instrument transformer part.
Further, in the bottom of described pressure vessel, explosion-protection equipment is installed.
Further, secondary terminals case is installed outside described pressure vessel, packing density relay in secondary terminals case.
Further, arrange in the bottom of described insulating sleeve and all press shielding cylinder.
Modular power supply type voltage transformer described in the utility model, uses relatively simple method, solves part low-capacity electric unit in the situation of taking civilian electricity difficulty, and ensures the effect of measuring and protecting high-voltage fence simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of modular power supply type voltage transformer described in the utility model.
Fig. 2 is the A direction view of Fig. 1.
Fig. 3 is winding diagram of the present utility model.
Embodiment
Below in conjunction with concrete accompanying drawing, the utility model is described in further detail.
As shown in FIG. 1 to 3: described modular power supply type voltage transformer comprises primary connection row 1, high-pressure conductor 2, insulating sleeve 3, all presses shielding cylinder 4, SF
6gas 5, density monitor 6, secondary terminals case 7, iron core 8, high-tension coil 9, low-voltage coil 10, low pressure radome 11, pressure vessel 12, explosion-protection equipment 13, transformer iron core 14, instrument transformer low pressure radome 15, instrument transformer high-tension coil 16, winding 17 etc.
As shown in Figure 1 and Figure 2, the utility model comprises pressure vessel 12, pressure vessel 12 arranges insulating sleeve 3, transformer portion A and instrument transformer part B is installed in pressure vessel 12, explosion-protection equipment 13 is installed in the bottom of pressure vessel 12, secondary terminals case 7 is installed, packing density relay 6 in secondary terminals case 7 outside pressure vessel 12; SF is adopted in described pressure vessel 12 and insulating sleeve 3
6gas 5 is as dielectric.
Described transformer portion A comprises iron core 8, high-tension coil 9, low-voltage coil 10 and low pressure radome 11, and low pressure radome 11 is arranged between low-voltage coil 10 and iron core 8; Described high-tension coil 9 connects primary connection row 1 by high-pressure conductor 2, and high-pressure conductor 2 is arranged in insulating sleeve 3, and it is outside that primary connection row 1 stretches out insulating sleeve 3.
Described instrument transformer part B comprises transformer iron core 14, instrument transformer low pressure radome 15 and instrument transformer high-tension coil 16, and instrument transformer low pressure radome 15 covers on transformer iron core 14.
The high-tension coil 9 of described transformer portion A and the instrument transformer high-tension coil 16 of instrument transformer part B are connected in parallel by a winding 17, and winding diagram as shown in Figure 2.
The bottom of described insulating sleeve 3 is arranged all presses shielding cylinder 4.
Transformer portion and instrument transformer incorporating aspects in the middle of a pressure vessel, are drawn by insulating sleeve by a winding parallel by the utility model.Because transformer and instrument transformer are in parallel, both have independently iron core, operationally can not interact, and meet respective performance requirement simultaneously, have the repertoire of Power supply function and voltage transformer.
Claims (7)
1. a modular power supply type voltage transformer, comprises pressure vessel (12), it is characterized in that: on described pressure vessel (12), arrange insulating sleeve (3), in pressure vessel (12) and insulating sleeve (3), adopt SF
6gas (5) is as dielectric; In described pressure vessel (12), install transformer portion (A) and instrument transformer part (B), transformer portion (A) and instrument transformer part (B) are connected in parallel by a winding (17).
2. modular power supply type voltage transformer as claimed in claim 1, it is characterized in that: described transformer portion (A) comprises iron core (8), high-tension coil (9), low-voltage coil (10) and low pressure radome (11), low pressure radome (11) is arranged between low-voltage coil (10) and iron core (8); Described instrument transformer part (B) comprises transformer iron core (14), instrument transformer low pressure radome (15) and instrument transformer high-tension coil (16), and instrument transformer low pressure radome (15) is located on transformer iron core (14).
3. modular power supply type voltage transformer as claimed in claim 2, it is characterized in that: described high-tension coil (9) connects primary connection row (1) by high-pressure conductor (2), high-pressure conductor (2) is arranged in insulating sleeve (3), and it is outside that primary connection row (1) stretches out insulating sleeve (3).
4. modular power supply type voltage transformer as claimed in claim 2, is characterized in that: the high-tension coil (9) of described transformer portion (A) and the instrument transformer high-tension coil (16) of instrument transformer part (B) are connected in parallel by a winding (17).
5. modular power supply type voltage transformer as claimed in claim 1, is characterized in that: install explosion-protection equipment (13) in the bottom of described pressure vessel (12).
6. modular power supply type voltage transformer as claimed in claim 1, is characterized in that: install secondary terminals case (7) in described pressure vessel (12) outside, packing density relay (6) in secondary terminals case (7).
7. modular power supply type voltage transformer as claimed in claim 1, is characterized in that: arrange in the bottom of described insulating sleeve (3) and all press shielding cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521018296.6U CN205211581U (en) | 2015-12-09 | 2015-12-09 | Modular power type voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521018296.6U CN205211581U (en) | 2015-12-09 | 2015-12-09 | Modular power type voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205211581U true CN205211581U (en) | 2016-05-04 |
Family
ID=55849281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521018296.6U Active CN205211581U (en) | 2015-12-09 | 2015-12-09 | Modular power type voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205211581U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105374536A (en) * | 2015-12-09 | 2016-03-02 | 日新（无锡）机电有限公司 | Combined power supply type voltage transformer |
| WO2021047857A1 (en) * | 2019-09-13 | 2021-03-18 | Siemens Energy Global GmbH & Co. KG | Cover unit for a converter head of a high-voltage converter device, converter head and high-voltage converter device |
-
2015
- 2015-12-09 CN CN201521018296.6U patent/CN205211581U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105374536A (en) * | 2015-12-09 | 2016-03-02 | 日新（无锡）机电有限公司 | Combined power supply type voltage transformer |
| CN105374536B (en) * | 2015-12-09 | 2017-09-29 | 日新（无锡）机电有限公司 | Modular power supply type voltage transformer |
| WO2021047857A1 (en) * | 2019-09-13 | 2021-03-18 | Siemens Energy Global GmbH & Co. KG | Cover unit for a converter head of a high-voltage converter device, converter head and high-voltage converter device |
| US11984247B2 (en) | 2019-09-13 | 2024-05-14 | Hsp Hochspannungsgeräte Gmbh | Cover unit for a converter head of a high-voltage converter device, converter head and high-voltage converter device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |