CN107705964A - A kind of oil-filled transformer absolute oil cooling device - Google Patents
A kind of oil-filled transformer absolute oil cooling device Download PDFInfo
- Publication number
- CN107705964A CN107705964A CN201711059733.2A CN201711059733A CN107705964A CN 107705964 A CN107705964 A CN 107705964A CN 201711059733 A CN201711059733 A CN 201711059733A CN 107705964 A CN107705964 A CN 107705964A
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- CN
- China
- Prior art keywords
- oil
- absolute
- transformer
- fuel tank
- radiating tube
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- 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.)
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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
- H01F27/18—Liquid cooling by evaporating liquids
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Abstract
This application discloses a kind of oil-filled transformer absolute oil cooling device of field transformer, including fuel tank, fuel tank is provided with oil-out and oil inlet, fuel tank outer wall is provided with fixed mount, fixed mount is provided with oil purifier, oil purifier includes opening oil cleaner screen provided with two in the absolute oil cylinder absolute oil cylinder, two opened and are provided with adsorption layer between oil cleaner screen, radiating tube is additionally provided with absolute oil cylinder, radiating tube is located in absolute oil cylinder close to one end of oil inlet pipe, the both ends of radiating tube are connected with seal box through absolute oil cylinder, cooling medium is filled with seal box and radiating tube, seal box inner top is provided with cryopanel, cryopanel is connected with refrigerator.This programme has reached the effect of cooling transformer oil while absolute oil, reduces in transformer oil containing the too high influence to transformer of impurity and transformer oil temperature, adds the service life of transformer.
Description
Technical field
The present invention relates to transformer technology field, and in particular to a kind of oil-filled transformer absolute oil cooling device.
Background technology
Power transformer is power plant and electric substation obtains one of capital equipment, transformer mainly by iron core, winding, fuel tank,
Conservator, insulating sleeve, shunting switch and gas relay etc. are formed, and the device body (winding and iron core) of oil-filled transformer is incorporated into
In fuel tank full of transformer oil, fuel tank is welded into steel plate.Oil purifier is one of critical piece of power transformer, and oil purifier is
One container filled with adsorption layer, installed in oil tank of transformer side wall, oily moisture and some metal impurities are absorbed, for safeguarding
The cleaning of transformer, extend the service life of transformer, but be all not with cooling device in present transformer oil purifier
, it is all that low temperature can reduce the generation of impurity caused by because temperature is too high to produce these impurity and moisture, can also give and become
Depressor working environment is more superior, makes the service life of transformer more permanent.
The content of the invention
The invention is intended to provide a kind of oil-filled transformer absolute oil cooling device, change can not be made to solve existing oil purifier
The technical problem that the temperature of depressor oil reduces.
In order to solve the above problems, the present invention provides following scheme：A kind of oil-filled transformer absolute oil cooling device, including
Fuel tank, the fuel tank are provided with oil-out and oil inlet, and fuel tank outer wall is provided with fixed mount, and the fixed mount is provided with absolute oil
Device, oil purifier include absolute oil cylinder, and one end of absolute oil cylinder is provided with oil inlet pipe, and oil inlet pipe connects with the oil-out of fuel tank, on oil inlet pipe
Provided with unidirectional liquid feed valve, oil pump is additionally provided with oil inlet pipe, the other end of the absolute oil cylinder is provided with flowline, flowline and fuel tank
Oil inlet connects, and flowline is provided with unidirectional liquid valve, and the absolute oil cylinder is interior to open oil cleaner screen, two oil strains excessively provided with two
Adsorption layer is provided between net, radiating tube is additionally provided with the absolute oil cylinder, radiating tube is located in absolute oil cylinder close to one end of oil inlet pipe,
The both ends of radiating tube are connected with seal box through absolute oil cylinder, and cooling medium is filled with the seal box and radiating tube, described close
Joint sealing inner top is provided with cryopanel, and the cryopanel is connected with refrigerator.
The operation principle and its advantage of the present invention：During using the present apparatus, absolute oil cylinder and seal box are arranged on and fixed
On frame, then oil inlet pipe is connected with oil-out, flowline is connected with oil inlet, the oil pump on oil inlet pipe is opened, in oil pump
Under effect, the transformer oil in fuel tank is drawn into absolute oil cylinder again, when transformer oil passes through radiating tube, the cooling in radiating tube
Medium gasifies under the heating of high-temperature transformer oil, and cooling medium gasification absorbs the heat of transformer oil, even if transformer oil
Temperature reduces, and reaches the effect for reducing transformer oil temperature, and the cooling medium after gasifying flows to close along radiating tube rising
In joint sealing, the cryopanel liquefaction of seal box inner top is then touched, the cooling medium liquid after liquefaction is under gravity
Seal box bottom is fallen to, is flowed into again in radiating tube, forms a cooling recirculation system, realizes that to continue transformer oil cold
But effect；Then the transformer oil after cooling passes through the filtering of oil cleaner screen, and the larger impurity of volume is blocked by oil cleaner screen is crossed, mistake
Transformer oil after filter filters out the impurity of small volume in the presence of adsorption layer again, by the transformer oil after filtering twice from
Flowline is entered in fuel tank, forms a circulation, and the unidirectional liquid feed valve set in this programme on oil inlet pipe can prevent absolute oil
The transformer oil of cylinder is blowed back into fuel tank, and it is net that the unidirectional liquid valve set on flowline can prevent the transformer oil in fuel tank from entering
Oily cylinder, so as to influence the cyclic process of transformer oil.
Further, the junction of the oil inlet and flowline, the junction of oil-out and oil inlet pipe and radiating tube with it is net
The junction of oily cylinder, which is equipped with, reinforces nut and sealant.Above-mentioned junction produces company when avoiding vibrated by so setting
Connect not firm and cause the situation of oil leak.
Further, the fuel tank is provided with oil amount detector.Oil amount detector can show the number of oil mass in fuel tank,
When the transformer oil in fuel tank is not enough to flood the device body of transformer completely, transformer oil is added in time.
Further, the oil cleaner screen of crossing is provided with magnetic stainless (steel) wire.Magnetic stainless (steel) wire is set to be used to adsorb transformer
The scum contained in oil, avoids scum from excessively accumulating in oil inlet pipe, is not easily cleaned.
Further, the radiating tube is located at one section in absolute oil cylinder in the shape of a spiral.Spiral helicine radiating tube is increased and become
The contact area of depressor oil, adds the heat that water at low temperature is taken away, accelerates the cooling velocity of transformer oil.
Brief description of the drawings
Fig. 1 is a kind of structural representation of oil-filled transformer absolute oil cooling device of the present invention.
Embodiment
Below by the further details of explanation of embodiment：
Reference in Figure of description includes：Fuel tank 1, fixed mount 2, oil amount detector 3, reinforce nut 4, unidirectionally go out
Liquid valve 5, flowline 6, absolute oil cylinder 7, cross oil cleaner screen 8, be adsorption layer 9, magnetic stainless (steel) wire 10, radiating tube 11, refrigerator 12, close
Joint sealing 13, cryopanel 14, oil inlet pipe 15, oil pump 16, unidirectional liquid feed valve 17.
Embodiment is substantially as shown in Figure 1：
A kind of oil-filled transformer absolute oil cooling device, including fuel tank 1, fuel tank 1 are provided with an oil amount detector 3, oil
The lower end of case 1 is provided with an oil-out, and the upper end of fuel tank 1 is provided with an oil inlet, fixed mount 2 is additionally provided with the outer wall of fuel tank 1, Gu
Determine frame 2 and be provided with an oil purifier, oil purifier includes absolute oil cylinder 7, and the lower end of absolute oil cylinder 7 is communicated with an oil inlet pipe 15, oil-feed
The one end of pipe 15 away from absolute oil cylinder 7 connects with the oil-out of fuel tank 1, and the junction of oil inlet pipe 15 and oil-out is provided with and reinforces spiral shell
Mother 4 and sealant, oil inlet pipe 15 are provided with a unidirectional liquid feed valve 17, an oil pump 16 are additionally provided with oil inlet pipe 15；Absolute oil cylinder 7
Upper end be communicated with a flowline 6, flowline 6 is connected with the oil inlet of fuel tank 1, and the junction of flowline 6 and oil inlet is set
Have and reinforce nut 4 and sealant, flowline 6 is provided with a unidirectional liquid valve 5, and two parallel filterings are provided with absolute oil cylinder 7
Oil network 8, it is vertical with the axis of absolute oil cylinder 7 to cross oil cleaner screen 8, and two opened and are provided with adsorption layer 9 between oil cleaner screen 8, close oil inlet pipe 15
Cross oil cleaner screen 8 be provided with magnetic stainless (steel) wire 10, radiating tube 11 is additionally provided with absolute oil cylinder 7, radiating tube 11 is located in absolute oil cylinder 7
Close to one end of oil inlet pipe 15, the both ends of radiating tube 11 are connected with seal box 13 through absolute oil cylinder 7, and radiating tube 11 is located at absolute oil cylinder
In the shape of a spiral, the junction of radiating tube 11 and absolute oil cylinder 7 also is provided with reinforcing nut 4 and sealant one section in 7, and seal box 13 is solid
It is scheduled on fixed mount 2, cooling medium is filled with seal box 13 and radiating tube 11, the inner top of seal box 13 is provided with cryopanel 14,
Cryopanel 14 is connected with refrigerator 12, and refrigerator 12 is located at the upper surface of seal box 13.
During using the present apparatus, absolute oil cylinder 7 and seal box 13 are arranged on fixed mount 2, then oil inlet pipe 15 with it is fuel-displaced
Mouth connection, flowline 6 are connected with oil inlet, the oil pump 16 on oil inlet pipe 15 are opened, in the presence of oil pump 16, seal box
Transformer oil in 13 is drawn into absolute oil cylinder 7 again, and when transformer oil passes through radiating tube 11, the cooling medium in radiating tube 11 exists
Gasify under the heating of high-temperature transformer oil, cooling medium gasification absorbs the heat of transformer oil, even if the temperature drop of transformer oil
It is low, reach the effect for reducing transformer oil temperature, the cooling medium after gasifying rises along radiating tube 11 flows to seal box
In 13, the cryopanel 14 for then touching the inner top of seal box 13 liquefies, effect of the cooling medium liquid after liquefaction in gravity
Under fall to the bottom of seal box 13, be flowed into again in radiating tube 11, formed a cooling recirculation system, realizing makes transformer oil
The effect persistently cooled down；Then the transformer oil after cooling down passes through the filtering of oil cleaner screen 8, and the larger impurity of volume is crossed oil cleaner screen
8 block, and the transformer oil after filtering filters out the impurity of small volume in the presence of adsorption layer 9 again, after filtering twice
Transformer oil is entered in fuel tank 1 from flowline 6, forms a circulation, and what is set in this programme on oil inlet pipe 15 unidirectionally enters
Liquid valve 17 can prevent the transformer oil of absolute oil cylinder 7 from blowing back into fuel tank 1, and the unidirectional liquid valve 5 set on flowline 6 can prevent
Transformer oil in fuel tank 1 enters absolute oil cylinder 7, so as to influence the cyclic process of transformer oil.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description., without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, and these are implemented all without the influence present invention
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as embodiment can be used for the content for explaining claim.
Claims (5)
1. a kind of oil-filled transformer absolute oil cooling device, including fuel tank, it is characterised in that：The fuel tank be provided with oil-out and
Oil inlet, fuel tank outer wall are provided with fixed mount, and the fixed mount is provided with oil purifier, and oil purifier includes absolute oil cylinder, absolute oil cylinder
One end is provided with oil inlet pipe, and oil inlet pipe connects with the oil-out of fuel tank, and oil inlet pipe is provided with unidirectional liquid feed valve, is additionally provided with oil inlet pipe
Oil pump, the other end of the absolute oil cylinder are provided with flowline, and flowline connects with the oil inlet of fuel tank, and flowline is provided with unidirectionally to go out
Liquid valve, two are provided with the absolute oil cylinder and opened oil cleaner screen, be provided with adsorption layer between two mistake oil cleaner screens, in the absolute oil cylinder
Radiating tube is additionally provided with, radiating tube is located at close to one end of oil inlet pipe in absolute oil cylinder, and the both ends of radiating tube are connected with through absolute oil cylinder
Seal box, the seal box and radiating tube are interior to be filled with cooling medium, and the seal box inner top is provided with cryopanel, the low temperature
Plate is connected with refrigerator.
A kind of 2. oil-filled transformer absolute oil cooling device according to claim 1, it is characterised in that：The oil inlet with
The junction of the junction of flowline, the junction of oil-out and oil inlet pipe and radiating tube and absolute oil cylinder be equipped with reinforce nut and
Sealant.
A kind of 3. oil-filled transformer absolute oil cooling device according to claim 2, it is characterised in that：Set on the fuel tank
There is oil amount detector.
A kind of 4. oil-filled transformer absolute oil cooling device according to claim 3, it is characterised in that：It is described to cross oil cleaner screen
It is provided with magnetic stainless (steel) wire.
A kind of 5. oil-filled transformer absolute oil cooling device according to claim 4, it is characterised in that：The radiating tube position
In one section in absolute oil cylinder in the shape of a spiral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059733.2A CN107705964A (en) | 2017-11-01 | 2017-11-01 | A kind of oil-filled transformer absolute oil cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059733.2A CN107705964A (en) | 2017-11-01 | 2017-11-01 | A kind of oil-filled transformer absolute oil cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107705964A true CN107705964A (en) | 2018-02-16 |
Family
ID=61176462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711059733.2A Pending CN107705964A (en) | 2017-11-01 | 2017-11-01 | A kind of oil-filled transformer absolute oil cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107705964A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003788A (en) * | 2018-07-27 | 2018-12-14 | 重庆市璧山区佳润电力咨询服务有限公司 | A kind of oil-immersed type transformer cooling device |
| CN112121526A (en) * | 2020-09-29 | 2020-12-25 | 杭州广韪科技有限公司 | Computer oil cooler case transformer oil clarification plant for network development |
| CN115810467A (en) * | 2023-02-08 | 2023-03-17 | 江苏安靠智能输电工程科技股份有限公司 | Full-insulation outgoing line power transformer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11144969A (en) * | 1997-11-07 | 1999-05-28 | Hitachi Ltd | Dust removal in stationary induction apparatus |
| CN203706798U (en) * | 2014-02-19 | 2014-07-09 | 国家电网公司 | Main transformer tube nest type cooling device with SF6 medium as coolant |
| CN205028748U (en) * | 2015-09-11 | 2016-02-10 | 惠州长远电子科技有限公司 | Transformer oil purifier |
| CN207503775U (en) * | 2017-11-01 | 2018-06-15 | 贵州金林电子科技有限公司 | A kind of oil-immersed transformer absolute oil cooling device |
-
2017
- 2017-11-01 CN CN201711059733.2A patent/CN107705964A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11144969A (en) * | 1997-11-07 | 1999-05-28 | Hitachi Ltd | Dust removal in stationary induction apparatus |
| CN203706798U (en) * | 2014-02-19 | 2014-07-09 | 国家电网公司 | Main transformer tube nest type cooling device with SF6 medium as coolant |
| CN205028748U (en) * | 2015-09-11 | 2016-02-10 | 惠州长远电子科技有限公司 | Transformer oil purifier |
| CN207503775U (en) * | 2017-11-01 | 2018-06-15 | 贵州金林电子科技有限公司 | A kind of oil-immersed transformer absolute oil cooling device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003788A (en) * | 2018-07-27 | 2018-12-14 | 重庆市璧山区佳润电力咨询服务有限公司 | A kind of oil-immersed type transformer cooling device |
| CN109003788B (en) * | 2018-07-27 | 2020-09-22 | 重庆市璧山区佳润电力咨询服务有限公司 | Oil-immersed transformer cooling device |
| CN112121526A (en) * | 2020-09-29 | 2020-12-25 | 杭州广韪科技有限公司 | Computer oil cooler case transformer oil clarification plant for network development |
| CN115810467A (en) * | 2023-02-08 | 2023-03-17 | 江苏安靠智能输电工程科技股份有限公司 | Full-insulation outgoing line power transformer |
| CN115810467B (en) * | 2023-02-08 | 2023-06-13 | 江苏安靠智能输电工程科技股份有限公司 | All-insulation outgoing line power transformer |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20180216 |