CN110310803A - Transformer recharging oil device - Google Patents
Transformer recharging oil device Download PDFInfo
- Publication number
- CN110310803A CN110310803A CN201910732639.1A CN201910732639A CN110310803A CN 110310803 A CN110310803 A CN 110310803A CN 201910732639 A CN201910732639 A CN 201910732639A CN 110310803 A CN110310803 A CN 110310803A
- Authority
- CN
- China
- Prior art keywords
- oil
- storage tank
- oil storage
- petroleum pipeline
- transformer
- 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.)
- Pending
Links
- 239000003208 petroleum Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 7
- 239000000446 fuel Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a kind of transformer recharging oil device, including oily bucket, oil storage tank, petroleum pipeline and oil level indicator, the oil bucket is in series with the first control valve, is arranged at the top of oil storage tank；The oil storage tank side is equipped with oil level indicator, bottom is connected to petroleum pipeline, the petroleum pipeline exports the oil transportation channel for including at least the bottom being connected in oil storage tank and at least one is connected to the return gas channel at the top in oil storage tank, and sets the second control valve in oil transportation channel entrance；The oil storage pot bottom is additionally provided with the sealing sleeve pipe with positioning function around the petroleum pipeline.The present invention is free of power components, high reliablity, it is only necessary to oil transportation length of tube be set as needed early period, later period use is not required to adjust any parameter.It using pressure balance principle, may be implemented to be automatically stopped oiling, prevent from overflowing contaminated equipment or few note influence equipment, the avoidable bubble of sealed oiling generates.
Description
Technical field
The present invention relates to transformer technology field, in particular to a kind of transformer recharging oil device.
Background technique
When Full-enclosed oil-immersed transformer carries out oiling, the level height in oil fuel tube requires to have to be higher than hermetically sealed oil
The height of the high voltage porcelain bushing of immersion transformer, otherwise transformer may be dodged at runtime due to high voltage porcelain bushing inner oil shortage
Network；The method of repairing at present is to plug a conical hopper in the suitable for reading of oil fuel tube, is refueled at a slow speed in funnel with oil can, due to
The internal diameter of oil fuel tube only has 28~30mm, by can not visually see the height of the oil level in oil fuel tube clearly at all, often will cause and does not add
It is excessive to target oil level or oil level and overflows, it does all to be oily on case lid.Secondly, there is also the drawbacks of be；Under atmospheric pressure
It refuels and inevitably has bubble generation, which could be discharged after needing the long period, and the discharge of bubble causes the oil in oil fuel tube again
The decline of position needs repairing again to operate.
Summary of the invention
The technical problem to be solved in the present invention is to provide one kind to carry out repairing in a sealed meter environment, and automatic to liquid level is limited
The transformer recharging oil device of stopping.
The technical solution of the present invention is as follows:
A kind of transformer recharging oil device, including oily bucket, oil storage tank, petroleum pipeline and oil level indicator, the oil, which struggles against, is in series with the
One control valve is arranged at the top of oil storage tank；The oil storage tank side is equipped with oil level indicator, and bottom is connected to petroleum pipeline, described defeated
Oil pipe exports the oil transportation channel for including at least the bottom being connected in oil storage tank and at least one is connected in oil storage tank
Top return gas channel, and set the second control valve in oil transportation channel entrance；The oil storage pot bottom surrounds the petroleum pipeline also
It is provided with the sealing sleeve pipe with positioning function.
Further, return gas channel is two or more, is arranged around oil transportation channel.
Further, petroleum pipeline includes thick-walled pipe and thin-wall tube, and the thin-wall tube is connected to thick-walled pipe top, and centre is run through
Oil transportation channel is opened up, thin-wall tube is surrounded in the peripheral wall of the thick-walled pipe and opens up return gas channel.
Further, return gas channel is connected to remittance air pipe sleeve, is then connected again by the appendix connecting with remittance air pipe sleeve
It is connected to the top in oil storage tank.
Further, setting positioning step is located by connecting inside sealed tube to realize.
Further, rubber sleeve is embedded in inside sealed tube.
Further, rubber sleeve front end inwardly opens up chamfering.
The invention has the beneficial effects that:
(1) pressure balance principle is utilized, may be implemented to be automatically stopped oiling, prevents from overflowing contaminated equipment or few note influence
Equipment, once liquid level reaches petroleum pipeline outlet, it will and return gas channel is blocked, automatic terminate is conveyed.
(2) sealed connection of positioning is realized by sealing sleeve pipe and transformer oil filling pipe, it is only necessary to set the length protruded into
Meter is consistent with the liquid level for needing to refuel, and later period use is not required to adjust any parameter, and can generate to avoid bubble.
(3) any sensor or power components are free of, performance is stablized, and it is highly reliable, it is at low cost, and do not need to transformation
Device does any change.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the local A enlarged diagram in Fig. 1；
Fig. 3 is petroleum pipeline overlooking structure diagram.
In figure: 1- oil bucket, the first control valve of 11-, 2- oil storage tank, 3- oil level indicator, 4- petroleum pipeline, the second control valve of 4a-,
41- thick-walled pipe, 41a- return gas channel, 42- thin-wall tube, 42a- oil transportation channel, 5- sealing sleeve pipe, 51- rubber sleeve, 6- transformer add
Oil pipe, 7- appendix, 71- remittance air pipe sleeve.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
It is as shown in Figs. 1-3:
A kind of transformer recharging oil device, including oil bucket 1, oil storage tank 2, petroleum pipeline 4 and oil level indicator 3,1 series connection of oil bucket
There is the first control valve 11, setting is at 2 top of oil storage tank；2 side of oil storage tank is equipped with oil level indicator 3, and bottom and petroleum pipeline 4 connect
It is logical, the outlet of petroleum pipeline 4 include at least the bottom being connected in oil storage tank 2 oil transportation channel 42a and at least one
It is connected to the return gas channel 41a at the top in oil storage tank 2, and sets the second control valve 4a in oil transportation channel 42a entrance；The oil storage
2 bottom of tank is additionally provided with the sealing sleeve pipe 5 with positioning function around the petroleum pipeline 4, and sealed tube 5 is used to refuel with transformer
Pipe 6 forms sealing, positioning step can be arranged inside it and be located by connecting to realize, in order to increase leakproofness, in sealed tube 5
Portion is embedded in rubber sleeve 51, and 51 front end of rubber sleeve inwardly opens up chamfering, convenient for socket.
Scheme as a further preference, return gas channel 41a are two or more, arrange around oil transportation channel 42a, at this time may be used
Selection includes thick-walled pipe 41 and thin-wall tube 42 with flowering structure, petroleum pipeline 4, and the thin-wall tube 42 is connected to 41 top of thick-walled pipe, in
Between through oil transportation channel 42a is opened up, opens up return gas channel 41a around thin-wall tube 42 in the peripheral wall of the thick-walled pipe 41.In order to subtract
The resistance of few return-air, return gas channel 41a, which is connected to, converges air pipe sleeve 71, then again by with converge the appendix that air pipe sleeve 71 connect
7 are connected to the top in oil storage tank 2.
Working principle and process: first passing through oil and struggle against and inject cooling oil in oil storage tank, but cannot flood at the top of appendix,
It is then shut off the first control valve 11, petroleum pipeline 4 is protruded into transformer oil filling pipe 6, is then added by sealing sleeve pipe and transformer
Oil pipe 6 realize positioning sealed connection, why to position, be in order to which the length for guaranteeing that each petroleum pipeline 4 protrudes into is all consistent, this
Sample only needs the Design of length that will be protruded into consistent with the liquid level that needs refuel.
After the completion of sealed connection, the second control valve is opened, cooling oil enters in transformer from oil transportation channel, and in transformer
Gas be back in oil storage tank by return gas channel, the balance of pressure is realized with this, once liquid level reach petroleum pipeline outlet, it will
Return gas channel is blocked, and transformer oil filling pipe and sealing sleeve pipe seal, and can not be then exhausted from air, while oil storage tank 2 in transformer
Interior to go successively to air, at this time in transformer under the pressure of remaining air and cooling oil, oil transportation channel cannot be again
Continue to convey, conveys automatic terminate.When oil level indicator 3 no longer changes, illustrates that conveying has terminated, close the second control valve.Slowly
Petroleum pipeline is extracted, although there is also the oil of part in petroleum pipeline, since petroleum pipeline caliber is small, (internal diameter is usually no more than
20mm), length is short (being no more than 200mm), so at most making to set the liquid level in transformer is more than restriction liquid level rising 1-2mm left
The right side not will cause substantial effect.
Need to be illustrated is that the present invention is filled transformer to ordinary using conventional method for repairing, that is, first
4/5ths or so of amount, do not overflow at this time, and the bubble of generation can also be eliminated quickly, then reuse filling of the present invention, this
Sample can maximize the volume for reducing oil storage tank, easy to carry and operation.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (7)
1. a kind of transformer recharging oil device, including oil bucket (1), oil storage tank (2), petroleum pipeline (4) and oil level indicator (3), feature
Be: the oil bucket (1) is in series with the first control valve (11), and setting is at the top of oil storage tank (2)；Oil storage tank (2) the side peace
Equipped with oil level indicator (3), bottom is connected to petroleum pipeline (4), and petroleum pipeline (4) outlet includes at least one and is connected to oil storage tank
(2) oil transportation channel (42a) of the bottom in and at least one be connected to the return gas channel (41a) at the top in oil storage tank (2),
And the second control valve (4a) is set in oil transportation channel (42a) entrance；Oil storage tank (2) bottom is also set around the petroleum pipeline (4)
It is equipped with the sealing sleeve pipe (5) with positioning function.
2. transformer recharging oil device according to claim 1, it is characterised in that: the return gas channel (41a) be two with
On, it is arranged around oil transportation channel (42a).
3. transformer recharging oil device according to claim 2, it is characterised in that: the petroleum pipeline (4) includes thick-walled pipe
(41) and thin-wall tube (42), the thin-wall tube (42) are connected to thick-walled pipe (41) top, and centre, which is run through, opens up oil transportation channel
(42a), the peripheral wall of the thick-walled pipe (41) is interior to open up return gas channel (41a) around thin-wall tube (42).
4. transformer recharging oil device according to claim 3, it is characterised in that: the return gas channel (41a) is connected to
It converges air pipe sleeve (71), is then connected to the top in oil storage tank (2) by the appendix (7) connecting with remittance air pipe sleeve (71) again.
5. transformer recharging oil device according to claim 1-4, it is characterised in that: in the sealed tube (5)
Portion's setting positioning step is located by connecting to realize.
6. transformer recharging oil device according to claim 5, it is characterised in that: be embedded with inside the sealed tube (5)
Rubber sleeve (51).
7. transformer recharging oil device according to claim 6, it is characterised in that: rubber sleeve (51) front end inwardly opens up
Chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910732639.1A CN110310803A (en) | 2019-08-09 | 2019-08-09 | Transformer recharging oil device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910732639.1A CN110310803A (en) | 2019-08-09 | 2019-08-09 | Transformer recharging oil device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110310803A true CN110310803A (en) | 2019-10-08 |
Family
ID=68083243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910732639.1A Pending CN110310803A (en) | 2019-08-09 | 2019-08-09 | Transformer recharging oil device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110310803A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050107173A (en) * | 2004-05-08 | 2005-11-11 | 메스텍코리아(주) | Portable leak detecting device for oil storage tank |
| CN204770245U (en) * | 2015-07-10 | 2015-11-18 | 福建鼎盛五金制品有限公司 | Pull ring oil oil supply unit |
| CN105489351A (en) * | 2015-11-20 | 2016-04-13 | 宁波甬嘉变压器有限公司 | Oil supplement device and oil supplement method for fully-sealed oil-immersed transformer |
| CN206657705U (en) * | 2017-04-27 | 2017-11-21 | 国网四川省电力公司达州供电公司 | It is a kind of can quickly in transformer carry out oiling device |
| CN210325441U (en) * | 2019-08-09 | 2020-04-14 | 贵州司玛特智能电气有限公司 | Oil supplementing device for transformer |
-
2019
- 2019-08-09 CN CN201910732639.1A patent/CN110310803A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050107173A (en) * | 2004-05-08 | 2005-11-11 | 메스텍코리아(주) | Portable leak detecting device for oil storage tank |
| CN204770245U (en) * | 2015-07-10 | 2015-11-18 | 福建鼎盛五金制品有限公司 | Pull ring oil oil supply unit |
| CN105489351A (en) * | 2015-11-20 | 2016-04-13 | 宁波甬嘉变压器有限公司 | Oil supplement device and oil supplement method for fully-sealed oil-immersed transformer |
| CN206657705U (en) * | 2017-04-27 | 2017-11-21 | 国网四川省电力公司达州供电公司 | It is a kind of can quickly in transformer carry out oiling device |
| CN210325441U (en) * | 2019-08-09 | 2020-04-14 | 贵州司玛特智能电气有限公司 | Oil supplementing device for transformer |
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