CN207559555U - A kind of oil immersed type arc suppression coil - Google Patents
A kind of oil immersed type arc suppression coil Download PDFInfo
- Publication number
- CN207559555U CN207559555U CN201721540053.8U CN201721540053U CN207559555U CN 207559555 U CN207559555 U CN 207559555U CN 201721540053 U CN201721540053 U CN 201721540053U CN 207559555 U CN207559555 U CN 207559555U
- Authority
- CN
- China
- Prior art keywords
- cooling water
- water circulation
- circulation pipe
- shell
- outside
- 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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- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model discloses a kind of oil immersed type arc suppression coils, including shell, it is fixedly mounted in shell cored, coil is wound on the outside of iron core, insulating oil is marked in shell, the outer side is fixed with cooling water inlet pipe and cooling water outlet pipe, several cooling water circulation pipes are connected between cooling water inlet pipe and cooling water outlet pipe, and cooling water circulation pipe is inserted into shell；Impeller is equipped with by connecting shaft in cooling water circulation pipe, one end of connecting shaft is located at the outside of cooling water circulation pipe, one end that connecting shaft is located on the outside of cooling water circulation pipe is equipped with stirring blade, heat-conducting metal cover is socketed on the outside of cooling water circulation pipe, heat-conducting metal cover surface is evenly arranged with several first through hole, and oven wire mesh blanket is filled between heat-conducting metal cover and cooling water circulation pipe.The utility model can improve the deficiencies in the prior art, improve the heat dissipation effect of oil immersed type arc suppression coil.
Description
Technical field
The utility model is related to a kind of technical field of electricity, particularly a kind of oil immersed type arc suppression coil.
Background technology
Power system transmission line is one kind of small current neutral grounding system, short circuit occurs when single-phase through grounding through arc
During failure, the inductive current for flowing through arc suppression coil and the capacitance current flowed through add up to the electric current for flowing through short circuit grounding point, inductance
Current phase differs 180 degree on capacitance, mutually compensates for.Oil immersed type arc suppression coil is a kind of coil to be carried out in itself using insulating oil
Insulation and the arc suppression coil of heat dissipation.Although existing oil immersed type arc suppression coil can improve the heat dissipation of coil by using insulating oil
Effect, but in the case where hot environment or load are larger, still often there is the problem of coil temperature is excessively high.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of oil immersed type arc suppression coils, can solve the prior art
Deficiency improves the heat dissipation effect of oil immersed type arc suppression coil.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
A kind of oil immersed type arc suppression coil, including shell, fixed installation is cored in shell, and the outside winding of iron core is wired
It encloses, is marked with insulating oil in shell, the outer side is fixed with cooling water inlet pipe and cooling water outlet pipe, cooling water inlet pipe
Several cooling water circulation pipes are connected between cooling water outlet pipe, cooling water circulation pipe is inserted into shell；Cooling water circulation
Impeller is equipped with by connecting shaft in pipe, one end of connecting shaft is located at the outside of cooling water circulation pipe, and connecting shaft is located at cooling water
One end on the outside of circulation pipe is equipped with stirring blade, and heat-conducting metal cover, heat-conducting metal cover table are socketed on the outside of cooling water circulation pipe
Face is evenly arranged with several first through hole, and oven wire mesh blanket is filled between heat-conducting metal cover and cooling water circulation pipe.
Preferably, being provided with insulating support between the iron core and coil, it is vertical that several are provided on insulating support
The second through-hole, the side wall of the second through-hole is provided with several lateral third through-holes.
Preferably, it is fixed with spoiler on the inner wall of second through-hole.
It is using advantageous effect caused by above-mentioned technical proposal：The utility model carries out insulating oil using cooling water
Radiating and cooling.When the oil temperature that insulate is higher, cooling water is larger in the temperature difference for flowing into end and outflow end, leads to cooling water pipe end
Water temperature it is higher, heat dissipation effect be deteriorated.In order to overcome the problems, such as this, the cooling water circulation pipe of the application is using the side being arranged in parallel
Formula to reduce the distance of water inlet end and water outlet, improves the lowering temperature uniform in entire housing region.At the same time, it utilizes
The kinetic energy of flow of cooling water pushes impeller by cooling water, and then drives stirring blade rotation, can be to the insulating oil in shell
It is stirred, realizes the constant flow of insulating oil inside the shell, to keep the uniformity of insulation oil temperature.Heat-conducting metal cover can be with
The heat dissipation contact area between cooling water circulation pipe and insulating oil is effectively improved, on the one hand oven wire mesh blanket is used to further improve
With the heat dissipation contact area of insulating oil, the opposing party can also constantly filter the impurity in insulating oil, to extend insulation
The service life of oil.Insulating support with through-hole can improve flow tendency of the insulating oil between iron core and coil, improve
The endothermic effect of insulating oil.Spoiler in second through-hole can improve the flowing polytropism of insulating support built-in electrical insulation oil.
Description of the drawings
Fig. 1 is the structure chart of one specific embodiment of the utility model.
Fig. 2 is the structure chart of cooling water circulation pipe in one specific embodiment of the utility model.
In figure：1st, shell；2nd, iron core；3rd, coil；4th, cooling water inlet pipe；5th, cooling water outlet pipe；6th, cooling water circulation
Pipe；7th, connecting shaft；8th, impeller；9th, stirring blade；10th, heat-conducting metal cover；11st, first through hole；12nd, oven wire mesh blanket；13rd, it insulate
Stent；14th, the second through-hole；15th, third through-hole；16th, spoiler；17th, diversion groove；18th, fourth hole.
Specific embodiment
The standardized element used in the utility model can commercially, and shaped piece is according to specification and attached
The record of figure can carry out it is customized, the specific connection mode of each part using bolt ripe in the prior art, rivet,
The conventional means such as welding, stickup, this will not be detailed here.
With reference to Fig. 1-2, one specific embodiment of the utility model includes shell 1, and cored 2 are fixedly mounted in shell 1,
The outside of iron core 2 is wound with coil 3, is marked with insulating oil in shell 1, and 1 outside of shell is fixed with cooling water inlet pipe 4 and cold
But water outlet pipe 5 is connected with several cooling water circulation pipes 6, cooling water between cooling water inlet pipe 4 and cooling water outlet pipe 5
Circulation pipe 6 is inserted into shell 1；Impeller 8 is equipped with by connecting shaft 7 in cooling water circulation pipe 6, one end of connecting shaft 7 is positioned at cold
But the outside of water-circulating pipe 6, one end that connecting shaft 7 is located at 6 outside of cooling water circulation pipe are equipped with stirring blade 9, and cooling water follows
6 outside of endless tube is socketed with heat-conducting metal cover 10, and 10 surface of heat-conducting metal cover is evenly arranged with several first through hole 11, heat conduction gold
Belong to and oven wire mesh blanket 12 is filled between cover 10 and cooling water circulation pipe 6.Cooling water circulation pipe 6 by the way of being arranged in parallel,
To reduce the distance of water inlet end and water outlet, the lowering temperature uniform in entire housing region is improved.At the same time, cooling is utilized
The kinetic energy of water flowing pushes impeller 8, and then stirring blade 9 is driven to rotate by cooling water, can be to the insulating oil in shell 1
It is stirred, realizes constant flow of the insulating oil in shell 1, to keep the uniformity of insulation oil temperature.Heat-conducting metal cover 10
Can effectively improve the heat dissipation contact area between cooling water circulation pipe 6 and insulating oil, 12 one side of oven wire mesh blanket be used for into
One step improves the heat dissipation contact area with insulating oil, and the opposing party can also constantly filter the impurity in insulating oil, with
Extend the service life of insulating oil.Insulating support 13 is provided between iron core 2 and coil 3, is provided on insulating support 13 several
A the second vertical through-hole 14, the side wall of the second through-hole 14 are provided with several lateral third through-holes 15.With the exhausted of through-hole
Edge stent 13 can improve flow tendency of the insulating oil between iron core 2 and coil 3, improve the endothermic effect of insulating oil.Second
Spoiler 16 is fixed on the inner wall of through-hole 14.Spoiler 16 in second through-hole 14 can improve 13 built-in electrical insulation of insulating support
The flowing polytropism of oil.
In addition, be respectively arranged with diversion groove 17 in the top and bottom of stirring blade 9, positioned at 9 top surface of stirring blade and
Fourth hole 18 is provided between the diversion groove 17 of bottom surface.This structure of stirring blade 9 can utilize diversion groove 17 right
The flowing of insulating oil is further homogenized, and improves the mixed flow trend of stirring blade insulating oil between both sides about 9.
Wherein, the application improves on the basis of existing oil immersed type arc suppression coil device, coil, iron core apparatus
Concrete structure and installation method belong to the common knowledge of this field, this will not be detailed here.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (3)
1. including shell (1), cored (2) are fixedly mounted in shell (1), the outside of iron core (2) in a kind of oil immersed type arc suppression coil
Coil (3) is wound with, insulating oil is marked in shell (1), it is characterised in that：Cooling water water inlet is installed on the outside of the shell (1)
(4) and cooling water outlet pipe (5) are managed, several cooling waters are connected between cooling water inlet pipe (4) and cooling water outlet pipe (5)
Circulation pipe (6), cooling water circulation pipe (6) are inserted into shell (1)；Leaf is equipped with by connecting shaft (7) in cooling water circulation pipe (6)
Take turns (8), one end of connecting shaft (7) is located at the outside of cooling water circulation pipe (6), connecting shaft (7) positioned at cooling water circulation pipe (6) outside
One end of side is equipped with stirring blade (9), and heat-conducting metal cover (10), heat-conducting metal cover are socketed on the outside of cooling water circulation pipe (6)
(10) surface is evenly arranged with several first through hole (11), is filled between heat-conducting metal cover (10) and cooling water circulation pipe (6)
There is oven wire mesh blanket (12).
2. oil immersed type arc suppression coil according to claim 1, it is characterised in that：It is set between the iron core (2) and coil (3)
Insulating support (13) is equipped with, several vertical the second through-holes (14) are provided on insulating support (13), the second through-hole (14)
Side wall is provided with several lateral third through-holes (15).
3. oil immersed type arc suppression coil according to claim 2, it is characterised in that：It is solid on the inner wall of second through-hole (14)
Surely there is spoiler (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540053.8U CN207559555U (en) | 2017-11-17 | 2017-11-17 | A kind of oil immersed type arc suppression coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540053.8U CN207559555U (en) | 2017-11-17 | 2017-11-17 | A kind of oil immersed type arc suppression coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207559555U true CN207559555U (en) | 2018-06-29 |
Family
ID=62680234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721540053.8U Expired - Fee Related CN207559555U (en) | 2017-11-17 | 2017-11-17 | A kind of oil immersed type arc suppression coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207559555U (en) |
-
2017
- 2017-11-17 CN CN201721540053.8U patent/CN207559555U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180629 Termination date: 20181117 |