CN203966749U - Oil-filled transformer - Google Patents
Oil-filled transformer Download PDFInfo
- Publication number
- CN203966749U CN203966749U CN201420406746.8U CN201420406746U CN203966749U CN 203966749 U CN203966749 U CN 203966749U CN 201420406746 U CN201420406746 U CN 201420406746U CN 203966749 U CN203966749 U CN 203966749U
- Authority
- CN
- China
- Prior art keywords
- shell body
- inner housing
- storage tank
- oil
- rectangle fixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of oil-filled transformer, it comprises fuel tank, storage tank, winding, iron core, cooling piece, water pump, bushing and low-tension bushing, and wherein, this fuel tank comprises shell body and inner housing; This inner housing and this shell body are cuboid, and the diapire of this inner housing is installed on the diapire of this shell body by four connecting rods, forms four groups of longitudinal heat dissipation channels and two groups of heatsink transverse passages between this shell body and inner housing; This storage tank is installed on the sidewall of this shell body, the upper end of this shell body offers water inlet, the lower end of this shell body offers delivery port, this water inlet is communicated with this storage tank and above-mentioned heat dissipation channel, this delivery port is communicated with this storage tank by water-supply-pipe and this water pump, and this cooling piece is mounted in this storage tank; This winding and iron core are installed in the inner housing of this fuel tank; This bushing and low-tension bushing are installed on the roof of this shell body.Radiating effect of the present utility model is splendid.
Description
Technical field
The utility model relates to a kind of oil-filled transformer.
Background technology
Oil-filled transformer has the features such as loss is low, capacity is large, price is low.At present, the power transformer of electric online operation also major part be oil-filled transformer.Oil-filled transformer is in running, and the power consumption in iron core and winding can produce a large amount of heats, and heat dispersion quality can affect service behaviour and the useful life of transformer.
Existing oil-filled transformer mainly comprises fuel tank, winding, iron core, low-tension bushing and bushing.This winding and iron core are contained in this fuel tank, and this low-tension bushing and bushing are installed on this fuel tank.The sidewall of this fuel tank is provided with some spaced fin.The mode of the logical heat transfer of heat of transformer gives out external environment via this fin, and the radiating effect of this kind of static radiating mode is poor, makes the temperature of transformer higher, affects service behaviour.
In addition, existing oil-filled transformer is not also adopted an effective measure aspect noise treatment, and the noise of its generation brings certain pollution to environment, is unfavorable for environmental protection.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of oil-filled transformer of excellent heat dissipation performance.
For achieving the above object, the utility model provides following technical scheme:
A kind of oil-filled transformer, it comprises fuel tank, storage tank, winding, iron core, cooling piece, water pump, bushing and low-tension bushing, wherein, this fuel tank comprises shell body and inner housing;
This inner housing and this shell body are cuboid, and the diapire of this inner housing is installed on the diapire of this shell body by four connecting rods, forms four groups of longitudinal heat dissipation channels and two groups of heatsink transverse passages between this shell body and inner housing; This storage tank is installed on the sidewall of this shell body, the upper end of this shell body offers water inlet, the lower end of this shell body offers delivery port, this water inlet is communicated with this storage tank and above-mentioned heat dissipation channel, this delivery port is communicated with this storage tank by water-supply-pipe and this water pump, and this cooling piece is mounted in this storage tank; This winding and iron core are installed in the inner housing of this fuel tank; This bushing and low-tension bushing are installed on the roof of this shell body.
Further, each upper end of organizing the longitudinal profile of longitudinal heat dissipation channel is funnel-form, and its lower end is strip.
Further, the perisporium of this storage tank, shell body and inner housing is offered some hexahedron cavitys that are uniformly distributed and be interconnected.
Further, equally distributed the first rectangle fixture block in some intervals is respectively extended on four limits of four sidewalls of this inner housing, gap size between every two first rectangle fixture blocks is identical with the size of the first rectangle fixture block, and the first rectangle fixture block coupling of a wherein sidewall of adjacent two side is welded in the interval of another sidewall.
Further, equally distributed the second rectangle fixture block in some intervals is respectively extended on four limits of four sidewalls of this shell body, gap size between every two second rectangle fixture blocks is identical with the size of the second rectangle fixture block, and the second rectangle fixture block coupling of a wherein sidewall of adjacent two side is welded in the interval of another sidewall.
Further, these four connecting rods are distributed in four jiaos of diapire of this inner housing.
Useful technique effect of the present utility model is at least:
When pump working of the present utility model, cold water in storage tank enters in heat dissipation channel by water inlet, and then six water of radiation screens of formation, it is wrapped in outside whole inner housing, the heat of inner housing is taken away, and flowing back to storage tank by delivery port, cooling piece freezes to the water of storage tank, dispels the heat again to form cold water.The radiating effect of this kind of dynamic radiating mode is splendid, and radiating efficiency is high.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiments of the utility model oil-filled transformer;
Fig. 2 is the fuel tank of oil-filled transformer and the generalized section of storage tank of Fig. 1;
Fig. 3 is the structural representation of the sidewall of the fuel tank of Fig. 1.
Reference numeral:
10, fuel tank; 30, storage tank; 70, cooling piece; 51, bushing; 52, low-tension bushing; 20, shell body; 60, inner housing.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is further illustrated:
Refer to Fig. 1 to Fig. 3, the utility model relates to a kind of oil-filled transformer, its preferred embodiments comprises fuel tank 10, storage tank 30, winding, iron core, cooling piece 70, water pump (not shown), bushing 51 and low-tension bushing 52, and wherein, this fuel tank comprises shell body 20 and inner housing 60.
This inner housing 60 and this shell body 20 are cuboid, and the diapire of this inner housing 60 is installed on the diapire of this shell body 20 by four connecting rods 23, and these four connecting rods 23 are distributed in four jiaos of diapire of this inner housing 60, with uniform stressed.Between this shell body 20 and inner housing 60, form four groups of longitudinal heat dissipation channels 29 and two groups of heatsink transverse passages 28.This storage tank 30 is installed on the sidewall of this shell body 20, the upper end of this shell body 20 offers water inlet 21, the lower end of this shell body 20 offers delivery port 22, this water inlet 21 is communicated with this storage tank 30 and above-mentioned heat dissipation channel, this delivery port 22 is communicated with this storage tank 30 by water-supply-pipe (not shown) and this water pump, and this cooling piece 70 is mounted in this storage tank 30.
This winding and iron core are installed in the inner housing 60 of this fuel tank, are dipped in the oil in inner housing interior 60, and concrete oil channel structures can, with reference to the oil-filled transformer of prior art, not repeat them here.This bushing 51 and low-tension bushing 52 are installed on the roof of this shell body 20.
So, in the time of pump working, the cold water that storage tank is 30 li enters in heat dissipation channel by water inlet 21, and then six water of radiation screens of formation, it is wrapped in outside whole inner housing 60, the heat of inner housing 60 is taken away, and flowed back to storage tank 30 by delivery port 22, cooling piece 70 freezes to the water of storage tank 30, dispels the heat again to form cold water.The radiating effect of this kind of dynamic radiating mode is splendid, and radiating efficiency is high.
Each upper end of organizing the longitudinal profile of longitudinal heat dissipation channel 29 is funnel-form, its lower end is strip, so, the current that enter from storage tank 30 accumulate in a large number in the upper end of heat dissipation channel 29, its gravity increases, and then under fast direct, can greatly accelerate water velocity under the effect of gravity, and then take away fast heat.
For weakening the noise of current generation and the noise that transformer device work produces, the perisporium of this storage tank 30, shell body 20 and inner housing 60 is offered some hexahedron cavitys that are uniformly distributed and be interconnected, so, the noise that transformer produces is interreflection transmission in each hexahedron cavity of each perisporium, can greatly weaken noise.
Equally distributed the first rectangle fixture block in some intervals is respectively extended on four limits of four sidewalls of this inner housing 60, gap size between every two first rectangle fixture blocks is identical with the size of the first rectangle fixture block, the first rectangle fixture block coupling of a wherein sidewall of adjacent two side is welded in the interval of another sidewall, this kind of structure can strengthen the bearing capacity of inner housing 60, and increasing heat radiation area.
Equally distributed the second rectangle fixture block in some intervals is respectively extended on four limits of four sidewalls of this shell body 20, gap size between every two second rectangle fixture blocks is identical with the size of the second rectangle fixture block, the second rectangle fixture block coupling of a wherein sidewall of adjacent two side is welded in the interval of another sidewall, this kind of structure can strengthen the bearing capacity of shell body 20, and increasing heat radiation area.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. an oil-filled transformer, is characterized in that: it comprises fuel tank, storage tank, winding, iron core, cooling piece, water pump, bushing and low-tension bushing, and wherein, this fuel tank comprises shell body and inner housing;
This inner housing and this shell body are cuboid, and the diapire of this inner housing is installed on the diapire of this shell body by four connecting rods, forms four groups of longitudinal heat dissipation channels and two groups of heatsink transverse passages between this shell body and inner housing; This storage tank is installed on the sidewall of this shell body, the upper end of this shell body offers water inlet, the lower end of this shell body offers delivery port, this water inlet is communicated with this storage tank and above-mentioned heat dissipation channel, this delivery port is communicated with this storage tank by water-supply-pipe and this water pump, and this cooling piece is mounted in this storage tank; This winding and iron core are installed in the inner housing of this fuel tank; This bushing and low-tension bushing are installed on the roof of this shell body.
2. oil-filled transformer according to claim 1, is characterized in that: each upper end of organizing the longitudinal profile of longitudinal heat dissipation channel is funnel-form, and its lower end is strip.
3. oil-filled transformer according to claim 1 and 2, is characterized in that: the perisporium of this storage tank, shell body and inner housing is offered some hexahedron cavitys that are uniformly distributed and be interconnected.
4. oil-filled transformer according to claim 3, it is characterized in that: equally distributed the first rectangle fixture block in some intervals is respectively extended on four limits of four sidewalls of this inner housing, gap size between every two first rectangle fixture blocks is identical with the size of the first rectangle fixture block, and the first rectangle fixture block coupling of a wherein sidewall of adjacent two side is welded in the interval of another sidewall.
5. oil-filled transformer according to claim 4, it is characterized in that: equally distributed the second rectangle fixture block in some intervals is respectively extended on four limits of four sidewalls of this shell body, gap size between every two second rectangle fixture blocks is identical with the size of the second rectangle fixture block, and the second rectangle fixture block coupling of a wherein sidewall of adjacent two side is welded in the interval of another sidewall.
6. oil-filled transformer according to claim 5, is characterized in that: these four connecting rods are distributed in four jiaos of diapire of this inner housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406746.8U CN203966749U (en) | 2014-07-22 | 2014-07-22 | Oil-filled transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406746.8U CN203966749U (en) | 2014-07-22 | 2014-07-22 | Oil-filled transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203966749U true CN203966749U (en) | 2014-11-26 |
Family
ID=51927302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420406746.8U Expired - Fee Related CN203966749U (en) | 2014-07-22 | 2014-07-22 | Oil-filled transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203966749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878114A (en) * | 2018-09-10 | 2018-11-23 | 安徽华正电气有限公司 | A kind of pair and connects formula high overload energy-efficient distribution transformer at side Multiple coil |
-
2014
- 2014-07-22 CN CN201420406746.8U patent/CN203966749U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878114A (en) * | 2018-09-10 | 2018-11-23 | 安徽华正电气有限公司 | A kind of pair and connects formula high overload energy-efficient distribution transformer at side Multiple coil |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20170722 |