CN207149373U - A kind of heat abstractor for transformer - Google Patents
A kind of heat abstractor for transformer Download PDFInfo
- Publication number
- CN207149373U CN207149373U CN201720530264.7U CN201720530264U CN207149373U CN 207149373 U CN207149373 U CN 207149373U CN 201720530264 U CN201720530264 U CN 201720530264U CN 207149373 U CN207149373 U CN 207149373U
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- Prior art keywords
- fin
- oil
- transformer
- agitating device
- oil inlet
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Abstract
A kind of heat abstractor for transformer, including fuel tank and radiator, the radiator includes oil inlet pipe, oil return pipe and it is connected to oil inlet pipe, several fin between oil return pipe, the first agitating device is provided with the oil inlet of described oil inlet pipe, a swash plate is provided with below first agitating device, the inside of every group of fin is provided with the second agitating device, second agitating device includes the bearing fixed mount being fixedly mounted on fin inwall, the stirring vane set from top to bottom on the second agitating shaft and the second agitating shaft of rotation connection is formed with bearing fixed mount, several apertures are evenly arranged with each stirring vane.The utility model effectively raises the radiating effect of radiator, provides guarantee for the power supply of enterprises and institutions and users, reduces economic loss, reduces the influence of the life and production to people.
Description
Technical field
The utility model belongs to transformer field of radiating, and in particular to a kind of heat abstractor for transformer.
Background technology
Fin is a kind of device of the easy hair electronic element radiating in electrical equipment, is used for computer, TV, transformer etc..
In recent years, people are increasing to the demand of electricity in production and life, and country greatly develops to power industry have also been made greatly
The input of amount, the transformer of some vast capacities are also badly in need of suitable heat abstractor and supported the use, and these are for heat abstractor
Using proposing higher requirement.For transformer in transmitting procedure, its inner surface can produce loss, and this partition losses largely turns
Heat energy is melted into, so as to cause transformer coli winding temperature to raise.In general, the coil windings of transformer, especially low
Electric current is maximum when pressing winding due to transformer station high-voltage side bus, and caused heat is most, temperature highest, and once exceedes manufacture transformer
After the temperature limiting of insulating materials, its insulating capacity will substantially reduce, and influence the safe operation of transformer.
Existing transformer often has the disadvantage that：First, the oily physical parameter in transformer, the dynamic mistake of oil stream
Cheng Zhong, stickiness are influenced by temperature very greatly, and with the reduction of temperature, its viscosity increases considerably, and cause oil in radiator
Flow resistance increases rapidly, due to the presence being continuously increased with stickiness power of stickiness, makes flow boundary layer of the oil in radiator
Developed rapidly with thermal boundary layer, the presence in boundary layer, cause the flowing of oil and heat transfer situation more complicated, therefore, oily flowing
Speed reduces, and makes to back into the oil mass wretched insufficiency in transformer body, easily causes the damage of transformer body；Second, radiating
Effect is short of, because after high temperature oil is introduced into radiator oil inlet pipe by transformer flowline, in theory should be by radiator oil-feed
Pipe by oil be equally distributed to collection enter together in same radiator, all fin between oil return pipe, but the situation of reality is simultaneously
Be far from it, the radiator away from transformer enter, the oil mass obtained by the fin of oil return pipe it is fewer, i.e., thermolysis play
It is weaker, so as to can not comprehensively play the mass action of every group of fin, if only the quantity for only increasing fin, Jiu Huicun
In the defects of complicated, production cost is high.
Utility model content
The purpose of this utility model is to provide for a kind of stirring of setting first in the oil inlet and fin of oil inlet pipe
The heat abstractor of the transformer of device and the second agitating device, solves the deficiency of above-mentioned technical problem with this：As radiator without
Method uniformly distribute to collection enter together in same radiator, all fin between oil return pipe, oily stickiness with temperature reduction
And increase causes flowing of the oil in fin to be played the effect of radiating completely by resistance, fin rapidly.
The technical solution of the utility model is：A kind of heat abstractor for transformer, including fuel tank and radiator, it is described
Radiator includes oil inlet pipe, oil return pipe and several fin being connected between oil inlet pipe, oil return pipe, and every group of fin
It is connected with oil inlet pipe and oil return pipe, the first agitating device is provided with the oil inlet of described oil inlet pipe, described first stirs
One end drive connection first driving means of device are mixed, a swash plate is provided with below the first agitating device；
The inside of every group of fin is provided with the second agitating device, and second agitating device includes being fixedly mounted
Bearing fixed mount and bearing fixed mount on fin inwall are formed on the second agitating shaft and the second agitating shaft of rotation connection
The stirring vane set from top to bottom, it is described that several apertures, the second stirring dress are each evenly arranged with stirring vane
The lower section put is provided with the second drive device, and second drive device is connected with stretching out the second agitating shaft of fin.
Further optimization, first agitating device are transversely mounted in oil inlet by bearing fixed seat.
Further optimization, the angle of the swash plate and oil-feed inside pipe wall is 30-45 °.
Further optimization, the stirring vane is acclivitous blade, and its relatively low one end is fixed on the second agitating shaft
On.
Further optimization, the stirring vane is the symmetrical structure using the second agitating shaft as symmetrical centre.
Further optimize, at least provided with two stirring vanes on second agitating shaft.
Further optimize, the second agitating device in every group of fin is provided with the second drive device and stirred with second
Axle is mixed to be engaged.
For existing heat dissipating device of transformer production cost is high, complicated and radiating effect is undesirable, this practicality is new
The beneficial effect of type mainly includes following two aspects：
The first, first agitating device and swash plate are set in oil inlet, into oil inlet pipe after first pass around horizontal stirring dress
It is equipped with and helps the preliminary scattered of oil, the oil after tentatively disperseing flows into each radiating after the shunting of swash plate further disperses again
Piece, solve the problems, such as that the oil mass that the fin more remote from transformer body is assigned to is fewer, reach dispersed ideal
Effect；
2nd, from top to bottom temperature gradually reduces the high temperature oil in transformer during by fin, while oil
Stickiness from top to bottom increases rapidly, and oil also increases considerably therewith in the flow resistance of fin, so as to cause transformer in itself
The yield deficiency of oil, influences the progress of work of transformer in itself, and the setting of the second agitating device effectively improves the flowing speed of oil
Degree, the second drive device drive the rotation of the second agitating shaft, while stirring vane is by the high temperature in same stage in fin and low
Warm oil is well mixed, stirring it is logical when part above oil can produce a kind of impulsive force to following oil, aperture on stirring vane
Contribute to oil shunting, prevent the part of low oil temperature from flow caused by viscosity is big slowly, it is such a set not only overcome because
Viscosity is big and causes the recirculating oil quantity deficiency in transformer body, and the oil temperature for making to back into transformer body is reduced to and made us
Satisfied degree；
In summary, the utility model is simple in construction compared with prior art, using the first agitating device in oil inlet and
Swash plate solves the problems, such as distribution of oil mass inequality in fin, is solved using the second agitating device in fin because oil is glutinous
The problem of unbalanced caused flow rate of degree reduces, effectively raises the radiating effect of radiator, is enterprises and institutions
Power supply with users provides guarantee, reduces economic loss, reduces the influence of the life and production to people.
Brief description of the drawings
A kind of heat abstractor side structure schematic diagrams for transformer of Fig. 1
The structural representation of Fig. 2 fin
The structural representation of the agitating devices of Fig. 3 second
Marked in figure：1st, oil inlet pipe, 101, oil inlet, 2, oil return pipe, 3, fin, the 4, first agitating device, 401,
One drive device, 5, swash plate, the 6, second agitating device, 601, stirring vane, the 602, second agitating shaft, 603 bearing fixed mounts,
604th, tap hole, the 605, second drive device.
Embodiment
Technological means, creation characteristic, reached purpose and beneficial effect to realize the utility model are readily apparent from
Solution, with reference to embodiment, is expanded on further the utility model.
A kind of heat abstractor for transformer, including fuel tank and radiator, the radiator include oil inlet pipe 1, oil return
Pipe 2 and several fin 3 being connected between oil inlet pipe 1, oil return pipe 2, and every group of fin 3 with oil inlet pipe 1 and return
Oil pipe 2 is connected, it is characterised in that the first agitating device 4 is provided with the oil inlet 101 of described oil inlet pipe 1, and is passed through
Bearing fixed seat is transversely mounted in oil inlet 101, one end drive connection first driving means of first agitating device 4
401, drive the first agitating device 4 to carry out the high temperature oil for entering oil inlet by first driving means 401 tentatively scattered, in order to
Enable it is preliminary scattered after high temperature oil uniform divided flows in each group fin, the lower section of the first agitating device 4 is provided with one
The swash plate 5 tilted down, the swash plate 5 are 30-45 ° with the angle with the inwall of oil inlet pipe 1, the part high temperature oil meeting after tentatively disperseing
It is diverted to along swash plate inwall in fin, prevents that radiating effect is bad caused by oil mass distribution inequality two.
The inside of every group of fin is provided with the second agitating device 6, and second agitating device 6 includes fixed pacify
Bearing fixed mount 603 on the inwall of fin 3, the second agitating shaft 602 for forming with bearing fixed mount 603 rotation connection and
The stirring vane 601 set from top to bottom on second agitating shaft 602, the stirring vane 601 be with the second agitating shaft 602 for pair
The symmetrical structure at title center, at least provided with two symmetrical stirring vanes 601, the paddle on each second agitating shaft 602
Piece 601 is acclivitous blade, and its relatively low one end is fixed on the second agitating shaft 602, under second agitating device 6
Side is provided with the second drive device 605, and second drive device 605 is connected with stretching out the second agitating shaft 602 of fin 3,
The setting of second agitating device 6 effectively improves the flowing velocity of oil, and the second drive device 605 drives the second agitating shaft 602 to rotate,
The high temperature in same stage in fin 3 and low-temperature oil are well mixed by stirring vane 601 simultaneously, while stirring above portion
Divide oil to produce a kind of impulsive force to following oil, several apertures 604 be evenly arranged with each stirring vane 601,
Aperture 604 contributes to the shunting of oil on stirring vane 601, prevents the part of low oil temperature from being flowed caused by viscosity is big slowly,
The flow velocity for being arranged to improve high temperature oil of the second agitating device and aperture on stirring vane in fin provides double shield, this
Kind sets not only to overcome causes the recirculating oil quantity in transformer body insufficient because viscosity is big, and makes to back into transformer body
Interior oil temperature is reduced to gratifying degree, is not only effectively reduced the flow resistance of oil, also improves dissipating for radiator
Thermal effect, and provide reliable guarantee for the industrial production and economic benefit of people.
Further optimization, the second agitating device 6 in every group of fin 3 be provided with the second drive device 605 with
Second agitating shaft 602 is engaged.
The course of work of the present utility model：The oil inlet 101 of radiator divides for the first agitating device 4 and the two parts of swash plate 5,
When high temperature oil enters oil inlet 101, tentatively disperseed by the first agitating device 4, the high temperature oil after disperseing is again by edge
Even into each fin after the scattered landing of the inwall of swash plate 5, now the second agitating device 6 in fin works asynchronously,
Buffering is stirred to high temperature oil, while because impulsive force caused by stirring effectively promotes the oil of the lower temperature of fin bottom
Flowing, so as to increase the cycle rate of whole oil, finally it is back to by oil return pipe in transformer.
Principal character, application method, general principle and the utility model of the present utility model has been shown and described above
The advantages of.Industry technical staff is it should be appreciated that the utility model is not restricted to the described embodiments, above-described embodiment and explanation
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, this reality described in book
Can also there are various changes and modifications according to actual conditions with new, it is new that these changes and improvements both fall within this claimed practicality
In the range of type.The utility model requires protection scope is by appended claims and its equivalent thereof.
Claims (7)
1. a kind of heat abstractor for transformer, including fuel tank and radiator, the radiator includes oil inlet pipe（1）, oil return
Pipe（2）Be connected to oil inlet pipe（1）, oil return pipe（2）Between several fin（3）, and every group of fin（3）With entering
Oil pipe（1）And oil return pipe（2）It is connected, it is characterised in that described oil inlet pipe（1）Oil inlet（101）Inside it is provided with first
Agitating device（4）, first agitating device（4）One end drive connection first driving means（401）, the first agitating device
（4）Lower section be provided with a swash plate（5）；
The inside of every group of fin is provided with the second agitating device（6）, second agitating device（6）Pacify including fixed
Mounted in fin（3）Bearing fixed mount on inwall（603）And bearing fixed mount（603）Form the second stirring of rotation connection
Axle（602）With the second agitating shaft（602）On the stirring vane that sets from top to bottom（601）, each stirring vane（601）On
It is evenly arranged with several apertures（604）, second agitating device（6）Lower section be provided with the second drive device（605）, institute
State the second drive device（605）With stretching out fin（3）The second agitating shaft（602）It is connected.
A kind of 2. heat abstractor for transformer as claimed in claim 1, it is characterised in that first agitating device（4）
Oil inlet is transversely mounted on by bearing fixed seat（101）It is interior.
A kind of 3. heat abstractor for transformer as claimed in claim 1, it is characterised in that the swash plate（5）With oil inlet pipe
（1）The angle of inwall is 30-45 °.
A kind of 4. heat abstractor for transformer as claimed in claim 1, it is characterised in that the stirring vane（601）For
Acclivitous blade, its relatively low one end are fixed on the second agitating shaft（602）On.
A kind of 5. heat abstractor for transformer as claimed in claim 1, it is characterised in that the stirring vane（601）It is
With the second agitating shaft（602）For the symmetrical structure of symmetrical centre.
A kind of 6. heat abstractor for transformer as claimed in claim 1, it is characterised in that second agitating shaft（602）
On at least provided with two stirring vanes（601）.
A kind of 7. heat abstractor for transformer as claimed in claim 1, it is characterised in that every group of fin（3）It is interior
The second agitating device（6）It is provided with the second drive device（605）With the second agitating shaft（602）It is engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720530264.7U CN207149373U (en) | 2017-05-14 | 2017-05-14 | A kind of heat abstractor for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720530264.7U CN207149373U (en) | 2017-05-14 | 2017-05-14 | A kind of heat abstractor for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207149373U true CN207149373U (en) | 2018-03-27 |
Family
ID=61658340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720530264.7U Expired - Fee Related CN207149373U (en) | 2017-05-14 | 2017-05-14 | A kind of heat abstractor for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207149373U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110853882A (en) * | 2019-10-23 | 2020-02-28 | 徐州鑫贝克电力设备有限公司 | Oil-immersed transformer based on cooling protection device |
| CN111312472A (en) * | 2020-03-30 | 2020-06-19 | 华高电气科技有限公司 | High-frequency switching power supply voltage transformation rectifying device |
| CN111883337A (en) * | 2020-09-21 | 2020-11-03 | 刘春全 | Cooling device for oil immersed transformer |
-
2017
- 2017-05-14 CN CN201720530264.7U patent/CN207149373U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110853882A (en) * | 2019-10-23 | 2020-02-28 | 徐州鑫贝克电力设备有限公司 | Oil-immersed transformer based on cooling protection device |
| CN111312472A (en) * | 2020-03-30 | 2020-06-19 | 华高电气科技有限公司 | High-frequency switching power supply voltage transformation rectifying device |
| CN111883337A (en) * | 2020-09-21 | 2020-11-03 | 刘春全 | Cooling device for oil immersed transformer |
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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 |
Granted publication date: 20180327 Termination date: 20190514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |