CN205177550U - Oil -immersed transformer with water conservancy diversion filter equipment - Google Patents
Oil -immersed transformer with water conservancy diversion filter equipment Download PDFInfo
- Publication number
- CN205177550U CN205177550U CN201520966503.4U CN201520966503U CN205177550U CN 205177550 U CN205177550 U CN 205177550U CN 201520966503 U CN201520966503 U CN 201520966503U CN 205177550 U CN205177550 U CN 205177550U
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- Prior art keywords
- oil
- flow guiding
- conservator
- guiding filter
- fuel tank
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Abstract
The utility model provides an oil -immersed transformer with water conservancy diversion filter equipment, oil -immersed transformer with water conservancy diversion filter equipment includes: the oil tank, be equipped with potential device in the oil tank, the conservator, the conservator passes through the bent pipe and links to each other with the oil tank, the respiratory tube, respiratory tube one end with the conservator links to each other, and the other end links to each other with the desiccator, oil pipe is put to notes, the blow -off pipe, be equipped with the gassing valve on the blow -off pipe, the blow off pipe, be equipped with the blowdown valve on the blow off pipe, water conservancy diversion filter equipment, the water conservancy diversion filter equipment locate the inside of oil tank, water conservancy diversion filter equipment includes draft tube and filter screen, the draft tube is located potential device's the outside, the lower edge of draft tube is located to the filter screen, cooling device, cooling device locates the top of oil tank. The utility model discloses can provide one kind and help oil to carry out the heat transfer in order, have filtering capability's oil -immersed transformer with water conservancy diversion filter equipment simultaneously.
Description
Technical field
The utility model relates to high-low pressure converting equipment field, particularly relates to a kind of oil-filled transformer with flow guiding filter.
Background technology
Transformer is one of visual plant in industrial and mining enterprises and civil buildings power supply-distribution system, and fuel tank is as the holding components of oil-immersed type transformer and annex, equally also plays extremely important effect.Due to intrinsic operating characteristic, transformer need be fully immersed in transformer oil, but in the course of work, oil temperature can be caused constantly to rise, the temperature difference that the oil temperature of lasting rising and up/down layer oil temperature produce, final consequence can produce adverse influence to the continuous firing of transformer.For addressing this problem; Chinese patent CN201520379528.4 discloses transformer interlayer oil tank; comprise fuel tank outer wall, cover plate that inner wall of oil tank, top are provided with hanger, be loaded on magnetosheath protective cover, the ear seat of bottom; fuel tank outer wall is provided with interlayer entery and delivery port; baffler is provided with between fuel tank inside and outside wall; cover plate is imported and exported with oil tank flange, O RunddichtringO and coil pipe, inside cover plate, inner coil pipe is housed, fuel tank inside and outside wall is vertical with cover plate.But the guide shell of this utility model just increases flow disturbance, complete circular flow can not be formed.
Therefore, based on these problems, provide one to contribute to oil and carry out heat exchange in order, the oil-filled transformer with flow guiding filter simultaneously with filtering function has important practical significance.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides one to contribute to oil and carries out heat exchange in order, have the oil-filled transformer with flow guiding filter of filtering function simultaneously.
The utility model solves its technical problem and takes following technical scheme to realize:
There is an oil-filled transformer for flow guiding filter, described in there is flow guiding filter oil-filled transformer comprise:
Fuel tank, is provided with potential device in described fuel tank;
Conservator, described conservator is connected with fuel tank by swan-neck, and the top of described conservator is provided with air relief cock, and the bottom of described conservator is provided with drain plug;
Respiratory siphon, described respiratory siphon one end is connected with described conservator, and the other end is connected with dehydrating breather;
Note drain line, described note drain line is installed on described conservator;
Bleeder pipe, the top of described fuel tank is located at by described bleeder pipe, and described bleeder pipe is provided with venting valve;
Blowdown pipe, the bottom of described fuel tank is located at by described blowdown pipe, and described blowdown pipe is provided with sewage draining valve;
Flow guiding filter, described flow guiding filter is located at the inside of described fuel tank, and described flow guiding filter comprises guide shell and screen pack, and described guide shell is located at the outside of described potential device, and described screen pack is located at the lower edge of guide shell;
Cooling device, described cooling device is located at the top of described fuel tank.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, be provided with collection bucket below described screen pack, described collection bucket is connected with described blowdown pipe.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, the volume of described conservator is the 8%-10% of volume of fuel tank.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, the side of described conservator is provided with oil level indicator.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, described swan-neck is provided with Buchholz relay, and described Buchholz relay is connected with the total lock of transformer.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, described in there is flow guiding filter oil-filled transformer be also provided with pressure relief valve, described pressure relief valve is located on described conservator.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, described in there is flow guiding filter oil-filled transformer be also provided with attemperating unit.
Have in the oil-filled transformer of flow guiding filter above-mentioned, further, described attemperating unit comprises temperature sensor and digital-controlled instrument, and described temperature sensor is located at the inside of described fuel tank and is connected with the total lock of described digital-controlled instrument and transformer respectively.
Advantage of the present utility model and good effect are:
1, the utility model is provided with guide shell and cooling device, upwards flow along guide shell with the deep fat after potential device carries out heat exchange, tentatively lower the temperature through cooling device, the temperature of oil reduces, and density increases simultaneously, due to guide shell inside for deep fat moves upward, therefore preliminary cooled oil can only move downward outside guide shell, in motion process, cools further with fuel tank outer wall, complete second time cooling, thus contribute to oil and carry out heat exchange in order.
2, the utility model edge under guide shell is provided with screen pack, be provided with the collection bucket be connected with blowdown pipe below screen pack simultaneously, the aperture of screen pack can be adopted to be less than the diameter of impurity on the one hand, directly filter, on the other hand, also the diameter of aperture slightly larger than impurity of screen pack can be made, collided by screen pack and impurity, reduce owing to being made impurity flow velocity by collision, play and promote that impurity falls the effect of collection bucket, collect impurity through collection bucket, discharge finally by blowdown pipe, thus play the effect of impurity screening.
3, the utility model is by being provided with oil level indicator, can observe the oil level height of conservator, meanwhile, by being provided with Buchholz relay, when swan-neck internal cause tank pressure suddenly increases and produces the surging of oil, plays the effect of protection by transformer tripping operation.
4, the utility model is by being provided with pressure relief valve, when the pressure in conservator increases suddenly, can be exhausted by pressure relief valve, thus play Quick air-discharge and protect the effect that conservator internal pressure is stable, prevents conservator from blasting because pressure increases.
5, the utility model is by being provided with attemperating unit, thus can understand the temperature conditions of cabinet fuel tank in time, meanwhile, when the temperature of oil exceeds normal value in fuel tank, is played the effect of protection by transformer tripping operation.
Accompanying drawing explanation
Below with reference to drawings and Examples, the technical solution of the utility model is described in further detail, but it should be known that these accompanying drawings only design, therefore not as the restriction of the utility model scope for task of explanation.In addition, unless otherwise indicated, these accompanying drawings are only intended to conceptually illustrate that structure described herein constructs, and unnecessaryly draw to scale.
Fig. 1 is the structural representation with the oil-filled transformer of flow guiding filter of the present utility model;
Fig. 2 is the control system connection diagram with the oil-filled transformer of flow guiding filter of the present utility model.
In figure:
1. fuel tank, 2. potential device, 3. conservator, 4. swan-neck, 5. air relief cock, 6. drain plug, 7. respiratory siphon, 8. dehydrating breather, 9. note drain line, 10. bleeder pipe, 11. venting valve, 12. blowdown pipes, 13. sewage draining valves, 14. guide shells, 15. screen packs, 16. cooling devices, 17. collection buckets, 18. oil level indicators, 19. Buchholz relays, the total lock of 20. transformer, 21. pressure relief valves, 22. temperature sensors, 23. digital-controlled instruments.
Embodiment
First, it should be noted that, concrete structure, the feature and advantage etc. with the oil-filled transformer of flow guiding filter of the present utility model will be illustrated by way of example below, but all descriptions are only used to be described, and should be understood as any restriction is formed to the utility model.In addition, described or implicit any single technical characteristic in each embodiment mentioned by herein, or be shown or implicit any single technical characteristic in the drawings and in which, still can between these technical characteristics (or its equivalent), proceed combination in any or delete, thus obtain other embodiments of the present utility model more that may directly do not mention in this article.In addition, in order to simplify for the purpose of drawing, identical or similar technical characteristic may only indicate at a place in the same figure.
To understand, when it is said parts be ' attach ' to another parts time, it can be directly connected to another parts maybe can exist intermediate member.On the contrary, when it is said parts " directly connect " to another parts, then represent to there is not intermediate member.
Fig. 1 gives the structural representation with the oil-filled transformer of flow guiding filter of the present utility model, and show the control system connection diagram with the oil-filled transformer of flow guiding filter of the present utility model by Fig. 2, illustrate the utility model with regard to composition graphs 1 and Fig. 2 below.
As shown in Figure 1-2, a kind of oil-filled transformer with flow guiding filter, described in there is flow guiding filter oil-filled transformer comprise: fuel tank 1, is provided with potential device 2 in described fuel tank 1; Conservator 3, described conservator 3 is connected with fuel tank 1 by swan-neck 4, and the top of described conservator 3 is provided with air relief cock 5, and the bottom of described conservator 3 is provided with drain plug 6; Respiratory siphon 7, described respiratory siphon 7 one end is connected with described conservator 3, and the other end is connected with dehydrating breather 8; Note drain line 9, described note drain line 9 is installed on described conservator 3; Bleeder pipe 10, the top of described fuel tank 1 is located at by described bleeder pipe 10, and described bleeder pipe 10 is provided with venting valve 11; Blowdown pipe 12, the bottom of described fuel tank 1 is located at by described blowdown pipe 12, and described blowdown pipe 12 is provided with sewage draining valve 13; Flow guiding filter, described flow guiding filter is located at the inside of described fuel tank 1, and described flow guiding filter comprises guide shell 14 and screen pack 15, and described guide shell 14 is located at the outside of described potential device 2, and described screen pack 15 is located at the lower edge of guide shell 14; Cooling device 16, described cooling device 16 is located at the top of described fuel tank 1.
The utility model is provided with guide shell 14 and cooling device 16, upwards flow along guide shell 14 with the deep fat after potential device 2 carries out heat exchange, tentatively lower the temperature through cooling device 16, the temperature of oil reduces, and density increases simultaneously, due to guide shell 14 inside for deep fat moves upward, therefore preliminary cooled oil can only move downward outside guide shell 14, in motion process, cools further with fuel tank 1 outer wall, complete second time cooling, thus contribute to oil and carry out heat exchange in order.
Further, can also consider in the utility model, described filter is screen pack 15, is provided with collection bucket 17 below described screen pack 15, and described collection bucket 17 is connected with described blowdown pipe 12.
The utility model is provided with screen pack 15 on guide shell 14 times edges, be provided with the collection bucket 17 be connected with blowdown pipe 12 below screen pack 15 simultaneously, the aperture of screen pack 15 can be adopted to be less than the diameter of impurity on the one hand, directly filter, on the other hand, also the diameter of aperture slightly larger than impurity of screen pack 15 can be made, collided by screen pack 15 and impurity, reduce owing to being made impurity flow velocity by collision, play and promote that impurity falls the effect of collection bucket 17, collect impurity through collection bucket 17, discharge finally by blowdown pipe 12, thus play the effect of impurity screening.
It is pointed out that the volume of described conservator 3 is the 8%-10% of fuel tank 1 volume.
Further, can also consider in the utility model, the side of described conservator 3 is provided with oil level indicator 18, can observe the oil level height of conservator 3.
Further; can also consider in the utility model, described swan-neck 4 is provided with Buchholz relay 19, and described Buchholz relay 19 is connected with the total lock 20 of transformer; when swan-neck 4 internal cause fuel tank 1 internal pressure suddenly increases and produces the surging of oil, play the effect of protection by transformer tripping operation.
In other embodiment of the present utility model, the configuration of freedom and flexibility can also be carried out for the described oil-filled transformer with flow guiding filter, technical advantage of the present utility model can be given full play of.Just illustrative explanation is carried out to this below.
Such as; in certain embodiments; can consider to be provided with pressure relief valve 21 on the described oil-filled transformer with flow guiding filter; described pressure relief valve 21 is located on described conservator 3; when the pressure in conservator 3 increases suddenly; can be exhausted by pressure relief valve 21, thus play Quick air-discharge and protect the effect that conservator 3 internal pressure is stable, prevent conservator 3 from blasting because pressure increases.
For another example, in certain embodiments, can consider to be provided with attemperating unit on the described oil-filled transformer with flow guiding filter.
It is to be noted; described attemperating unit comprises temperature sensor 22 and digital-controlled instrument 23; described temperature sensor 22 is located at the inside of described fuel tank 1 and is connected with the total lock 20 of described digital-controlled instrument 23 and transformer respectively; thus the temperature conditions of cabinet fuel tank 1 can be understood in time; simultaneously; when the temperature of oil exceeds normal value in fuel tank 1, played the effect of protection by transformer tripping operation, also can add temperature-adjusting device in the present embodiment and do further optimization.
In sum, the utility model can provide one to contribute to oil to carry out heat exchange in order, have the oil-filled transformer with flow guiding filter of filtering function simultaneously.
Above embodiment has been described in detail the utility model, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (8)
1. there is an oil-filled transformer for flow guiding filter, it is characterized in that: described in there is flow guiding filter oil-filled transformer comprise:
Fuel tank, is provided with potential device in described fuel tank;
Conservator, described conservator is connected with fuel tank by swan-neck, and the top of described conservator is provided with air relief cock, and the bottom of described conservator is provided with drain plug;
Respiratory siphon, described respiratory siphon one end is connected with described conservator, and the other end is connected with dehydrating breather;
Note drain line, described note drain line is installed on described conservator;
Bleeder pipe, the top of described fuel tank is located at by described bleeder pipe, and described bleeder pipe is provided with venting valve;
Blowdown pipe, the bottom of described fuel tank is located at by described blowdown pipe, and described blowdown pipe is provided with sewage draining valve;
Flow guiding filter, described flow guiding filter is located at the inside of described fuel tank, and described flow guiding filter comprises guide shell and screen pack, and described guide shell is located at the outside of described potential device, and described screen pack is located at the lower edge of guide shell;
Cooling device, described cooling device is located at the top of described fuel tank.
2. the oil-filled transformer with flow guiding filter according to claim 1, it is characterized in that: be provided with collection bucket below described screen pack, described collection bucket is connected with described blowdown pipe.
3. the oil-filled transformer with flow guiding filter according to claim 1, is characterized in that: the volume of described conservator is the 8%-10% of volume of fuel tank.
4. the oil-filled transformer with flow guiding filter according to claim 1, is characterized in that: the side of described conservator is provided with oil level indicator.
5. the oil-filled transformer with flow guiding filter according to claim 1, is characterized in that: described swan-neck is provided with Buchholz relay, described Buchholz relay is connected with the total lock of transformer.
6. the oil-filled transformer with flow guiding filter according to any one of claim 1-5, is characterized in that: described in there is flow guiding filter oil-filled transformer be also provided with pressure relief valve, described pressure relief valve is located on described conservator.
7. the oil-filled transformer with flow guiding filter according to any one of claim 1-5, is characterized in that: described in there is flow guiding filter oil-filled transformer be also provided with attemperating unit.
8. the oil-filled transformer with flow guiding filter according to claim 7, it is characterized in that: described attemperating unit comprises temperature sensor and digital-controlled instrument, described temperature sensor is located at the inside of described fuel tank and is connected with the total lock of described digital-controlled instrument and transformer respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966503.4U CN205177550U (en) | 2015-11-26 | 2015-11-26 | Oil -immersed transformer with water conservancy diversion filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966503.4U CN205177550U (en) | 2015-11-26 | 2015-11-26 | Oil -immersed transformer with water conservancy diversion filter equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205177550U true CN205177550U (en) | 2016-04-20 |
Family
ID=55741508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520966503.4U Expired - Fee Related CN205177550U (en) | 2015-11-26 | 2015-11-26 | Oil -immersed transformer with water conservancy diversion filter equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205177550U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410648A (en) * | 2016-12-05 | 2017-02-15 | 国网山东省电力公司滨州供电公司 | Buried substation for electric power system |
| CN106451172A (en) * | 2016-12-05 | 2017-02-22 | 国网山东省电力公司滨州供电公司 | Underground transformer substation for outdoor power supply system |
| CN106451173A (en) * | 2016-12-05 | 2017-02-22 | 国网山东省电力公司滨州供电公司 | Buried transformer substation with alarming function |
| CN106786087A (en) * | 2016-12-05 | 2017-05-31 | 国网山东省电力公司滨州供电公司 | A kind of buried substation |
| CN109524199A (en) * | 2018-12-29 | 2019-03-26 | 谢鸿远 | A kind of oil-immersed transformer recycled using buffering is squeezed |
-
2015
- 2015-11-26 CN CN201520966503.4U patent/CN205177550U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410648A (en) * | 2016-12-05 | 2017-02-15 | 国网山东省电力公司滨州供电公司 | Buried substation for electric power system |
| CN106451172A (en) * | 2016-12-05 | 2017-02-22 | 国网山东省电力公司滨州供电公司 | Underground transformer substation for outdoor power supply system |
| CN106451173A (en) * | 2016-12-05 | 2017-02-22 | 国网山东省电力公司滨州供电公司 | Buried transformer substation with alarming function |
| CN106786087A (en) * | 2016-12-05 | 2017-05-31 | 国网山东省电力公司滨州供电公司 | A kind of buried substation |
| CN106410648B (en) * | 2016-12-05 | 2017-12-19 | 国网山东省电力公司滨州供电公司 | A kind of buried substation for power system |
| CN106451172B (en) * | 2016-12-05 | 2018-03-16 | 国网山东省电力公司滨州供电公司 | A kind of buried substation for outdoor electric power system |
| CN106451173B (en) * | 2016-12-05 | 2018-03-16 | 国网山东省电力公司滨州供电公司 | A kind of buried substation with warning function |
| CN109524199A (en) * | 2018-12-29 | 2019-03-26 | 谢鸿远 | A kind of oil-immersed transformer recycled using buffering is squeezed |
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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: 20160420 Termination date: 20171126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |