CN201215755Y - Oil immersion type electricity distribution transformer - Google Patents
Oil immersion type electricity distribution transformer Download PDFInfo
- Publication number
- CN201215755Y CN201215755Y CNU2008201477291U CN200820147729U CN201215755Y CN 201215755 Y CN201215755 Y CN 201215755Y CN U2008201477291 U CNU2008201477291 U CN U2008201477291U CN 200820147729 U CN200820147729 U CN 200820147729U CN 201215755 Y CN201215755 Y CN 201215755Y
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- China
- Prior art keywords
- low
- voltage
- oil
- voltage coil
- fuel tank
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- Expired - Fee Related
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Abstract
The utility model relates to an oil immersed distribution transformer, which effectively solves the problems of big volume, high cost and high energy consumption of an existing distribution transformer. The structure is that the oil immersed distribution transformer comprises an oil box, a box cover, an iron core, a high-voltage coil and a low-voltage coil, wherein the oil box is arranged on a base, a high-voltage lead wire with a sleeve and a low-voltage lead wire with the sleeve are respectively installed on the box cover of the oil box, the high-voltage lead wire and the low-voltage lead wire are respectively connected with output ends of the high-voltage coil and the low-voltage coil, device body insulation which is dipped in transformer oil is installed in the oil box on the lower portion of the box cover, a corrugated radiator is installed outside the oil box, the device box insulation is that the low-voltage coil and the high voltage coil are coiled on the iron core from inside to outside, iron yoke insulation is arranged on two ends of the iron core and fixed together through a clamp plate, a stay plate and a cardboard are arranged between the iron core and a low-voltage coil winding, a corrugated cardboard is arranged between the high-voltage coil and the low-voltage coil, interphase baffle plates are arranged between high-voltage coils to form a ladder-shaped structure with the transformer iron core as a three-phase three column five-stage joint, the structure is novel and unique, the cost is low, the inner consumption is small, the transformer does not generate pollution, and the economical and social benefits are prominent.
Description
One, technical field
The utility model relates to appliance field, particularly a kind of oil immersion-type distribution transformer.
Two, background technology
In electric power is carried, distribution transformer is absolutely necessary, mostly the distribution transformer of usefulness is that fuel tank, the insulation of device body and high and low pressure coil constitute at present, because structural problem, volume is big, the manufacturing cost height, the in-fighting height, energy-intensive today particularly, this cost height, consume energy its innovation of high controller switching equipment with improve imperative.
Three, utility model content
At above-mentioned situation, for overcoming the deficiency of prior art, the utility model purpose just provides a kind of new oil immersion-type distribution transformer, it is big effectively to solve existing distribution transformer volume, the cost height, high problem consumes energy, the technical scheme of its solution is, include fuel tank, case lid, iron core, high, low-voltage coil, fuel tank places on the base, high-voltage connection with well and low-voltage lead with well are housed respectively on the case lid of fuel tank, high-voltage connection links to each other with the output of high-tension coil and low-voltage coil respectively with low-voltage lead, the device body insulation of immersing transformer oil is housed in the fuel tank of case lid bottom, fuel tank is equipped with the ripple radiator outward, the insulation of said device body be installed around from inside to outside on the iron core low, high-tension coil, there is core insulation at the iron core two ends, and be fixed together through pressing plate, between iron core and low-voltage coil winding fagging and cardboard are arranged, between high-tension coil and low-voltage coil corrugated board is arranged, phase partition is arranged between high-tension coil, constituting transformer core is three-phase three-column Pyatyi seam step structure, improves Distribution of Magnetic Field effectively, reduces no-load loss and noise greatly.The utility model novel structure uniqueness, cost is low, and in-fighting is few, and is energy-conservation, and non-environmental-pollution is that existing oil immersion-type distribution transformer novelty is improved, and economic and social benefit is remarkable.
Four, description of drawings
Fig. 1 is structural front view of the present utility model (top is cut open, the insulation of device body).
Fig. 2 is a vertical view of the present utility model.
Fig. 3 is a device body insulation structure sectional front view of the present utility model.
Five, embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
By Fig. 1, Fig. 2, Fig. 3 provides, the utility model includes fuel tank, case lid, iron core, high, low-voltage coil, fuel tank 20 places on the base 25, the high-voltage connection 3 of band sleeve pipe 18 and the low-voltage lead 2 of band sleeve pipe 19 are housed respectively on the case lid 26 of fuel tank, high-voltage connection links to each other with the output of high-tension coil 6 with low-voltage coil 5 respectively with low-voltage lead, the device body insulation 1 of immersing transformer oil 24 is housed in the fuel tank of case lid 26 bottoms, fuel tank is equipped with ripple radiator 17 outward, said device body insulation is to have installed around low-voltage coil 5 and high-tension coil 6 on the iron core 4 from inside to outside, there is core insulation 13 at the iron core two ends, and be fixed together through pressing plate 14, fagging 11 and cardboard 10 are arranged between iron core and low-voltage coil winding, corrugated board 9 is arranged between high-tension coil and low-voltage coil, dividing plate 7 is arranged between high-tension coil, constituting transformer core is three-phase three-column Pyatyi seam step structure (seeing shown in Figure 3), improves Distribution of Magnetic Field effectively, reduces no-load loss and noise greatly.
In order to guarantee result of use and easy to maintenance, said fuel tank 20 is the corrugated plating seal, and the transformer oil 24 in it is isolated with air, has both reduced the operation maintenance workload, prolongs transformer useful life again.Said case lid 26 top the right and lefts are equipped with and hang female 16 and hang and mix 23, are used to load and unload easy to install; Case lid 26 left and right sides also is equipped with thermometer base 15 and tubular type oil level indicator 22 respectively on the limit, is used for laying temperature meter and observation transformer oil position; The ripple radiator is equipped with nameplate 8 on 30 outsides, is used to indicate transformer title, specification and parameter; Earth stud 27 and sampling valve 21 are arranged at fuel tank 20 bottoms, and earth stud is used for transformer safety, and sampling valve 21 is convenient to monitor transformer oil quality situation; Case lid 26 is packed on the fuel tank 20 by bolt 12, its middle part between the high and low pressure sleeve pipe, have shunting switch 28, high and low pressure sleeve pipe place be furnished with respectively A, B, C and a, b, c, o, word board 29, prevent error connection, guarantee safe in utilization.
Show by above-mentioned situation, the utility model compact conformation, material usage is few, the reliability height, be fit to the needs that " two nets " transformed, because inner placement cardboard and phase partition constitute the axial oil duct of vertical small oil gap, have therefore reduced the winding insulation distance, can guarantee the normal heat-sinking capability of winding, noise is low, in-fighting is low, environmental protection and energy saving, compared with similar products, no-load loss descends 30%, no-load current downloads 45%, and operating cost reduces by 18%, calculates 1 year 183.96 ten thousand kwh that can economize on electricity for 0.55 yuan by producing the every degree electricity of 200,000 KVA every year.Amount to 101.178 ten thousand yuan of RMB.Promote the use of as the oil immersion-type distribution transformer renewal product, good economic and social benefit will be arranged.
Claims (6)
1, a kind of oil immersion-type distribution transformer, include fuel tank, case lid, unshakable in one's determination, high, low-voltage coil, it is characterized in that, fuel tank (20) places (25) on the base, the high-voltage connection (3) of band sleeve pipe (18) and the low-voltage lead (2) of band sleeve pipe (19) are housed respectively on the case lid of fuel tank (26), high-voltage connection links to each other with the output of the same respectively high-tension coil of low-voltage lead (6) with low-voltage coil (5), the device body insulation (1) of immersing transformer oil (24) is housed in the fuel tank of case lid (26) bottom, fuel tank is equipped with ripple radiator (17) outward, said device body insulation is to have installed around low-voltage coil (5) and high-tension coil (6) on the iron core (4) from inside to outside, there is core insulation (13) at the iron core two ends, and be fixed together through pressing plate (14), fagging (11) and cardboard (10) are arranged between iron core and low-voltage coil winding, corrugated board (9) is arranged between high-tension coil and low-voltage coil, dividing plate (7) is arranged between high-tension coil, and constituting transformer core is three-phase three-column Pyatyi seam step structure.
2, oil immersion-type distribution transformer according to claim 1 is characterized in that, said fuel tank (20) is the corrugated plating seal, and the transformer oil (24) in it is isolated with air.
3, oil immersion-type distribution transformer according to claim 1 is characterized in that, said case lid (26) top the right and left is equipped with and hangs mother (16) and hang and mix (23).
4, oil immersion-type distribution transformer according to claim 1 is characterized in that, thermometer base (15) and tubular type oil level indicator (22) are housed respectively on said case lid (26) limit, the left and right sides.
5, oil immersion-type distribution transformer according to claim 1 is characterized in that, earth stud (27) and sampling valve (21) are arranged at said fuel tank (20) bottom.
6, oil immersion-type distribution transformer according to claim 1 is characterized in that, said case lid (26) is packed on the fuel tank (20) by bolt (12), and there is shunting switch (28) at its middle part between the high and low pressure sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201477291U CN201215755Y (en) | 2008-06-30 | 2008-06-30 | Oil immersion type electricity distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201477291U CN201215755Y (en) | 2008-06-30 | 2008-06-30 | Oil immersion type electricity distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201215755Y true CN201215755Y (en) | 2009-04-01 |
Family
ID=40520958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201477291U Expired - Fee Related CN201215755Y (en) | 2008-06-30 | 2008-06-30 | Oil immersion type electricity distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201215755Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376427A (en) * | 2011-10-29 | 2012-03-14 | 常熟市董浜镇华进电器厂 | Three-phase oil-immersed power transformer |
| CN102543368A (en) * | 2010-12-24 | 2012-07-04 | 特变电工沈阳变压器集团有限公司 | Three-phase shunt reactor |
| CN102945730A (en) * | 2012-11-11 | 2013-02-27 | 国家电网公司 | Power transformer |
| CN105405595A (en) * | 2015-11-18 | 2016-03-16 | 胡盛堂 | High-efficiency and energy-saving amorphous alloy transformer employing dry-type bushings led out for completely eradicating leakage |
| CN106448377A (en) * | 2016-09-28 | 2017-02-22 | 国家电网公司 | Dynamical simulator for abnormal structure change fault of transformer |
| CN108878098A (en) * | 2018-09-10 | 2018-11-23 | 安徽华正电气有限公司 | A kind of high overload energy-efficient distribution transformer of pair side Multiple coil mixing connection |
| CN111584219A (en) * | 2020-06-10 | 2020-08-25 | 青岛鼎信通讯股份有限公司 | Three-phase high-frequency transformer applied to power electronic transformer |
| CN113643884A (en) * | 2021-08-05 | 2021-11-12 | 青州市长城电力变压器股份有限公司 | Oil-immersed energy-saving transformer special for three-phase oil field |
-
2008
- 2008-06-30 CN CNU2008201477291U patent/CN201215755Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543368A (en) * | 2010-12-24 | 2012-07-04 | 特变电工沈阳变压器集团有限公司 | Three-phase shunt reactor |
| CN102376427A (en) * | 2011-10-29 | 2012-03-14 | 常熟市董浜镇华进电器厂 | Three-phase oil-immersed power transformer |
| CN102945730A (en) * | 2012-11-11 | 2013-02-27 | 国家电网公司 | Power transformer |
| CN105405595A (en) * | 2015-11-18 | 2016-03-16 | 胡盛堂 | High-efficiency and energy-saving amorphous alloy transformer employing dry-type bushings led out for completely eradicating leakage |
| CN106448377A (en) * | 2016-09-28 | 2017-02-22 | 国家电网公司 | Dynamical simulator for abnormal structure change fault of transformer |
| CN108878098A (en) * | 2018-09-10 | 2018-11-23 | 安徽华正电气有限公司 | A kind of high overload energy-efficient distribution transformer of pair side Multiple coil mixing connection |
| CN111584219A (en) * | 2020-06-10 | 2020-08-25 | 青岛鼎信通讯股份有限公司 | Three-phase high-frequency transformer applied to power electronic transformer |
| CN113643884A (en) * | 2021-08-05 | 2021-11-12 | 青州市长城电力变压器股份有限公司 | Oil-immersed energy-saving transformer special for three-phase oil field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20140630 |
|
| EXPY | Termination of patent right or utility model |