CN207097648U - A kind of three-phase transformer - Google Patents
A kind of three-phase transformer Download PDFInfo
- Publication number
- CN207097648U CN207097648U CN201720862096.1U CN201720862096U CN207097648U CN 207097648 U CN207097648 U CN 207097648U CN 201720862096 U CN201720862096 U CN 201720862096U CN 207097648 U CN207097648 U CN 207097648U
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- phase transformer
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Abstract
The utility model discloses a kind of three-phase transformer, including cover plate, base and transformation component, transformation component is between cover plate and base, transformation component includes three distribution and separate iron cores side by side, outer surface unshakable in one's determination is wound with low-voltage coil, low-voltage coil outer surface is wound with fixed high-tension coil on the cover board, cooling air channel is provided between low-voltage coil and high-tension coil, cooling fan is provided with base, cooling fan blowing direction is consistent with cooling air channel axis direction, cover plate top surface is provided with three three be connected respectively with low-voltage coil low-voltage terminals and three HV Terminals being connected respectively with three high-tension coils, connected two-by-two between three high-tension coils, connected two-by-two between three low-voltage coils.The utility model is simple in construction, convenient for production, can accelerate transformer heat dissipation ventilation, prevents dust from excessively accumulating, and reduces the probability that transformer burns because temperature is too high, extends the service life of transformer, have significant economic benefit.
Description
Technical field
A kind of three-phase transformer is the utility model is related to, belongs to transformer equipment field.
Background technology
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary
Level coil and iron core, as China's economic continues healthy high speed development, electricity needs maintains sustained and rapid growth, China Power construction
Fast development has driven the development of Chinese Transformer-Manufacturing Trade, but nearly 2 years transformer Frequent Accidents, and a part is due to become
Depressor overload operation, but most of is also due to that transformer radiating failure burns transformer, particularly summer comes
After facing especially significantly, the life to resident causes sizable puzzlement, therefore, accelerates transformer heat dissipation ventilation, prevents dust mistake
Amount accumulation seems most important.
Utility model content
To solve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of three-phase transformer.
In order to realize above-mentioned target, the utility model adopts the following technical scheme that：
A kind of three-phase transformer, including cover plate, base and transformation component, foregoing transformation component be located at cover plate and base it
Between, foregoing transformation component is distributed side by side including three and separate iron core, foregoing outer surface unshakable in one's determination are wound with low-voltage line
Circle, foregoing low-voltage coil outer surface is wound with fixed high-tension coil on the cover board, between foregoing low-voltage coil and high-tension coil
Provided with the cooling air channel for heat dissipation ventilation, be provided with said base three be distributed and correspond to respectively side by side three it is unshakable in one's determination
Cooling fan, foregoing cooling fan blowing direction is consistent with cooling air channel axis direction, and carrier board top surface is provided with three points
Three low-voltage terminals and three HV Terminals being connected respectively with three high-tension coils not being connected with low-voltage coil, foregoing three
Connect between high-tension coil, connected two-by-two between foregoing three low-voltage coils two-by-two.
Preferably, suspension ring are provided with the top of carrier board, facilitate lifting operation, base uses frame structure of aluminum alloy, preceding
State cooling fan to be fixed in base, base bottom is provided with cushion pad.
Preferably, foregoing cushion pad uses polyurethane cushion, reduces the vibration in the transformer course of work.
Preferably, foregoing iron core uses cold-reduced silicon sheet.
Preferably, foregoing low-voltage coil is wound using bare copper wire, and foregoing high-tension coil is wound using the wire of tape insulation layer.
Preferably, foregoing high-voltage coil insulation layer grade is not less than F poles.
Preferably, the ring cross-section product width of the cooling air channel between foregoing low-voltage coil and high-tension coil is not less than 1cm,
Accelerate the ventilation and dust removal of transformer.
Preferably, carrier board and the outer rim of base are integrally surrounded using plastic frame, prevent surrounding objects or human hand not
Encounter and danger is caused on transformer.
It is of the present utility model to be beneficial in that：The utility model is simple in construction, convenient for production, can accelerate transformer and dissipate
Heat ventilation, prevents dust from excessively accumulating, and reduces the probability that transformer burns because temperature is too high, and extend transformer uses the longevity
Life, has significant economic benefit.
Brief description of the drawings
Fig. 1 is the structural representation of a preferred embodiment of the present utility model；
Fig. 2 be in Fig. 1 A to schematic diagram；
Fig. 3 is enlarged diagram at B in Fig. 1.
The implication of reference in figure：1st, cover plate, 2, transformation component, 3, base, 4, plastic frame, 5, cooling fan, 6,
HV Terminal, 7, low-voltage terminal, 8, suspension ring, 9, unshakable in one's determination, 10, low-voltage coil, 11, cooling air channel, 12, high-tension coil.
Embodiment
Make specific introduce to the utility model below in conjunction with the drawings and specific embodiments.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " be only used for describe purpose, and it is not intended that instruction or
Imply relative importance.
Referring to Fig. 1 to Fig. 3, a kind of three-phase transformer of the present utility model, including cover plate 1, base 3 and transformation component 2, become
Component 2 is pressed between cover plate 1 and base 3, the outer rim of cover plate 1 and base 3 is surrounded using plastic frame 4 is overall, prevents surrounding
Object or person hand, which is not encountered, causes danger on transformer, transformation component 2 includes three distribution and separate iron cores side by side
9,9 outer surfaces unshakable in one's determination are wound with low-voltage coil 10, and the outer surface of low-voltage coil 10 is wound with the high-tension coil being fixed on cover plate 1
12, the cooling air channel 11 for heat dissipation ventilation, low-voltage coil 10 and high-voltage line are provided between low-voltage coil 10 and high-tension coil 12
The ring cross-section product width of cooling air channel 11 between circle 12 is 1cm, accelerates the ventilation and dust removal of transformer, is set on base 3
There are three cooling fans 5 for being distributed side by side and corresponding to three iron cores 9 respectively, the blowing direction of cooling fan 5 and cooling air channel 11
Axis direction is consistent, and the top surface of cover plate 1 is provided with three three be connected respectively with low-voltage coil 10 low-voltage terminals 7 and three difference
The HV Terminal 6 being connected with three high-tension coils 12, connect two-by-two between three high-tension coils 12, between three low-voltage coils 10
Connect two-by-two.
Referring to Fig. 1, the top of cover plate 1 is provided with suspension ring 8, and base 3 uses frame structure of aluminum alloy, and cooling fan 5 is fixed on
In base 3, the bottom of base 3 is provided with cushion pad, and wherein cushion pad uses polyurethane cushion, and it is worked can to reduce transformer
Vibration in journey.
Specific in the present embodiment, iron core 9 uses cold-reduced silicon sheet, and low-voltage coil 10 is wound using bare copper wire, high-voltage line
Circle 12 uses insulation level to be wound for the wire of F levels.
In summary, the utility model is simple in construction, convenient for production, can accelerate transformer heat dissipation ventilation, prevent dust
Excessive accumulation, the probability that transformer burns because temperature is too high is reduced, extend the service life of transformer, had significant economical
Benefit.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
General principle, principal character and advantage of the present utility model has been shown and described above.The technical staff of the industry
It should be appreciated that above-described embodiment does not limit the utility model in any form, it is all by the way of equivalent substitution or equivalent transformation
The technical scheme obtained, all falls within the scope of protection of the utility model.
Claims (8)
1. a kind of three-phase transformer, it is characterised in that including cover plate, base and transformation component, the transformation component is located at cover plate
Between base, the transformation component includes three distribution and separate iron cores side by side, the outer surface winding unshakable in one's determination
There is low-voltage coil, the low-voltage coil outer surface is wound with fixed high-tension coil on the cover board, the low-voltage coil and high pressure
The cooling air channel for heat dissipation ventilation is provided between coil, three are provided with the base and is distributed and corresponds to respectively three side by side
Individual cooling fan unshakable in one's determination, the cooling fan blowing direction is consistent with cooling air channel axis direction, and the cover plate top surface is set
There are three three be connected respectively with low-voltage coil low-voltage terminals and three HV Terminals being connected respectively with three high-tension coils,
Connect between three high-tension coils, connected two-by-two between three low-voltage coils two-by-two.
2. a kind of three-phase transformer according to claim 1, it is characterised in that be provided with suspension ring, bottom at the top of the cover plate
Seat uses frame structure of aluminum alloy, and the cooling fan is fixed in base, and base bottom is provided with cushion pad.
3. a kind of three-phase transformer according to claim 2, it is characterised in that the cushion pad uses polyurethane buffering
Pad.
4. a kind of three-phase transformer according to claim 1, it is characterised in that the iron core uses cold-reduced silicon sheet.
5. a kind of three-phase transformer according to claim 1, it is characterised in that the low-voltage coil is twined using bare copper wire
Around the high-tension coil is wound using the wire of tape insulation layer.
6. a kind of three-phase transformer according to claim 5, it is characterised in that the high-voltage coil insulation layer grade be not small
In F poles.
7. a kind of three-phase transformer according to claim 1, it is characterised in that between the low-voltage coil and high-tension coil
Cooling air channel ring cross-section product width be not less than 1cm.
8. a kind of three-phase transformer according to any one of claim 1-7, it is characterised in that the cover plate and base
Outer rim is integrally surrounded using plastic frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720862096.1U CN207097648U (en) | 2017-07-14 | 2017-07-14 | A kind of three-phase transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720862096.1U CN207097648U (en) | 2017-07-14 | 2017-07-14 | A kind of three-phase transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207097648U true CN207097648U (en) | 2018-03-13 |
Family
ID=61544899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720862096.1U Expired - Fee Related CN207097648U (en) | 2017-07-14 | 2017-07-14 | A kind of three-phase transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207097648U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562991A (en) * | 2020-11-04 | 2021-03-26 | 广东电网有限责任公司 | Heat radiator for dry-type transformer coil |
| CN113707439A (en) * | 2021-10-28 | 2021-11-26 | 南通弘宸电气设备制造有限公司 | Three-phase transformer for electric power engineering |
-
2017
- 2017-07-14 CN CN201720862096.1U patent/CN207097648U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562991A (en) * | 2020-11-04 | 2021-03-26 | 广东电网有限责任公司 | Heat radiator for dry-type transformer coil |
| CN112562991B (en) * | 2020-11-04 | 2022-03-04 | 广东电网有限责任公司 | Heat radiator for dry-type transformer coil |
| CN113707439A (en) * | 2021-10-28 | 2021-11-26 | 南通弘宸电气设备制造有限公司 | Three-phase transformer for electric power engineering |
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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: 20180313 Termination date: 20190714 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |