CN209561144U - A kind of coil radiator for dry-type transformer - Google Patents
A kind of coil radiator for dry-type transformer Download PDFInfo
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- CN209561144U CN209561144U CN201920664409.1U CN201920664409U CN209561144U CN 209561144 U CN209561144 U CN 209561144U CN 201920664409 U CN201920664409 U CN 201920664409U CN 209561144 U CN209561144 U CN 209561144U
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- bellows
- coil
- air filter
- hole
- arc
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Abstract
A kind of coil radiator, is related to transformer technology field.Including heat exchange air hose, bellows, blast pipe and exhaust fan.Bellows are set to coil windings bottom, and heat exchange air hose is arranged along the circumferential uniform intervals of coil windings, and heat exchange air hose is embedded at coil windings and by being pierced by the top of coil windings, and the outlet air end for the air hose that exchanges heat is connected to exhaust fan.Bellows have horizontally disposed Air Filter and the collecting board for accepting dust, and Air Filter and the setting of collecting board interval, collecting board are located at the lower section of Air Filter.Blast pipe is horizontally disposed with and extends to the middle position of bellows, and blast pipe is between Air Filter and collecting board.The end of blast pipe is connected with collector ring, and the central axis of collector ring is vertically arranged, and the side wall of collector ring offers the through-hole being connected to for same blast pipe.The upper lid of collector ring is equipped with radome fairing hemispherical, and radome fairing is made of Air Filter.It effectively can carry out radiating and cooling by the coil to transformer, and heat-sinking capability is strong, good cooling effect.
Description
Technical field
The utility model relates to transformer technology fields, dissipate in particular to a kind of coil for dry-type transformer
Thermal.
Background technique
Although Dry-Transformer Technology has obtained significant progress in recent years, the temperature of dry-type transformer how is reduced
It rises, the temperature rise at the hottest point of especially reduction transformer is still the key point for restricting Dry-Transformer Technology and further developing.This
The inventor of application studies discovery: meeting aging is insulated quickly in the highest place of inside transformer temperature over time,
Over time hottest point can the entire transformer insulating system of cost weak spot, thus influence dry-type transformer safety and can
By property.Therefore how to reduce temperature rise at the hottest point becomes particularly important.Major part forced air cooling dry-type transformer is only becoming now
Top-blown blower is installed in depressor lower part, these blowers can only blow to coil surface, reduces coil surface temperature, and due in coil
Heating-wire be wrapped in by epoxy resin, internal heat is difficult effectively to be lowered.
In view of this, special propose the application.
Utility model content
The purpose of this utility model is to provide a kind of coil radiator, can effectively to the coil of transformer into
Row radiating and cooling, heat-sinking capability is strong, good cooling effect, smoothly, efficiently can sufficiently export the heat of coil inside, reduce
The heat ageing of coil inside is very suitable to the coil heat dissipation of dry-type transformer, to also ensure the steady of running state of transformer
Qualitative and safety extends the service life of potential device.
The embodiments of the present invention are achieved in that
A kind of coil radiator for dry-type transformer comprising: heat exchange air hose, bellows, blast pipe and exhaust fan.
Bellows are set to the bottom of coil windings, and heat exchange air hose is all connected to the roof of bellows and its air intake is connected to bellows, and exchange heat wind
Pipe is arranged along the circumferential uniform intervals of coil windings, and heat exchange air hose is embedded at coil windings and by being pierced by the top of coil windings,
The outlet air end of heat exchange air hose is connected to exhaust fan.
Bellows have horizontally disposed Air Filter and the collecting board for accepting dust, and Air Filter and collecting board interval are set
It sets, collecting board is located at the lower section of Air Filter.Blast pipe is horizontally disposed with and extends to the middle position of bellows, and blast pipe is located at dust-proof
Between net and collecting board.The end of blast pipe is connected with collector ring, and the central axis of collector ring is vertically arranged, the side wall of collector ring
Offer the through-hole being connected to for same blast pipe.The upper lid of collector ring is equipped with radome fairing hemispherical, and radome fairing is by dust-proof
Net is made.
Further, bellows are cylindrical, and heat exchange air hose is arranged along the circumferential uniform intervals of bellows.Collector ring and radome fairing
It is coaxially disposed with bellows.
Further, Air Filter includes conical flow guiding cover and web plate ontology, and conical flow guiding covers at the centre of web plate ontology
Position, conical flow guiding cover, web plate ontology are coaxially disposed with bellows.Conical flow guiding cover is protruded towards radome fairing side, taper
The maximum gauge of pod is greater than the diameter of collector ring.
Further, web plate ontology includes the first hemizonid and the second hemizonid, and the first hemizonid and the second hemizonid enclose
Set on conical flow guiding cover two sides and with conical flow guiding cover it is detachably connected.
Further, the side wall of bellows offers the first through hole for installing Air Filter, week of the first through hole along bellows
It is 180 ° to the central angle degree extended and corresponding to it.
Further, Air Filter further includes the first arc-shaped frame cooperated for same first through hole, the first arc-shaped frame institute
Corresponding central angle degree is 180 °, and the first arc-shaped frame is slightly less than first through hole.First hemizonid and the second hemizonid are equal
Removably connected with the first arc-shaped frame.
Further, the outer rim of the first arc-shaped frame also has the first bound edge, central angle degree corresponding to the first bound edge
It is 180 °, and the width of the first bound edge is greater than first through hole, is provided with gasket on the inside of the first bound edge.
Further, the side wall of bellows offers the second through-hole for installing collecting board, week of second through-hole along bellows
It is 180 ° to the central angle degree extended and corresponding to it.
Further, collecting board further includes for the second arc-shaped frame with the cooperation of the second through-hole, the second arc-shaped frame institute
Corresponding central angle degree is 180 °, and the second arc-shaped frame is slightly less than the second through-hole.
Further, the outer rim of the second arc-shaped frame also has the second bound edge, central angle degree corresponding to the second bound edge
It is 180 °, and the width of the second bound edge is greater than the second through-hole, is provided with gasket on the inside of the second bound edge.
The beneficial effect of the utility model embodiment is:
Coil radiator provided by the embodiment of the utility model under the action of exhaust fan, cold wind continue from blast pipe into
Enter into bellows.After air-flow enters collector ring by blast pipe, air-flow can scatter after striking the inner wall of collector ring.In air-flow
Relatively severe one in the impurity of carrying can directly be fallen on collecting board below collector ring, and be difficult directly in impurity compared with less serious case
It falls, is easier to flow to the top of collector ring with air-flow and be rectified cover and filter out.After rectified ring and radome fairing rectification,
Impurity in air-flow is substantially filtered out, and air-flow flows to the top of bellows in dispersed, this is conducive to air in each heat exchange wind
It is uniformly distributed between pipe, to guarantee the consistency of air quantity in each heat exchange air hose, to guarantee the uniformity of cooling effect.Cold wind
It before entering heat exchange air hose, can be filtered again through Air Filter, cold wind, will be in coil windings under the guidance of heat exchange air hose
Heat derives and be finally discharged through exhaust fan.It in use for some time, can be to radome fairing, the collecting board and anti-in bellows
Dirt net is cleared up, to guarantee the normal work of coil radiator.
In general, coil radiator provided by the embodiment of the utility model can effectively to the coil of transformer into
Row radiating and cooling, heat-sinking capability is strong, good cooling effect, smoothly, efficiently can sufficiently export the heat of coil inside, reduce
The heat ageing of coil inside is very suitable to the coil heat dissipation of dry-type transformer, to also ensure the steady of running state of transformer
Qualitative and safety extends the service life of potential device.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of coil radiator provided by the embodiment of the utility model；
Fig. 2 is the schematic diagram of internal structure of Fig. 1 coil radiator；
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2；
Fig. 4 is the structural schematic diagram of the Air Filter of Fig. 2 coil radiator；
Fig. 5 is the structural schematic diagram of the conical flow guiding cover of Air Filter in Fig. 4.
Icon: coil radiator 1000；Exchange heat air hose 100；Bellows 200；Air Filter 210；Conical flow guiding cover 211；The
One hemizonid 212；Second hemizonid 213；First arc-shaped frame 214；First bound edge 215；Collecting board 220；Second bound edge 221；
Blast pipe 300；Collector ring 400；Radome fairing 500.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Meaning.
Embodiment
Fig. 1~3 are please referred to, the present embodiment provides a kind of coil radiators 1000 for dry-type transformer.Coil dissipates
Thermal 1000 includes: heat exchange air hose 100, bellows 200, blast pipe 300 and exhaust fan (not shown).Wherein, exchange heat wind
Pipe 100 is made of insulating heat-conduction material.
Bellows 200 are set to the bottom of coil windings, and heat exchange air hose 100 is all connected to the roof and its air intake of bellows 200
Be connected to bellows 200, heat exchange air hose 100 along coil windings circumferential uniform intervals be arranged, heat exchange air hose 100 be embedded at coil around
Group and by being pierced by the top of coil windings, the outlet air end of heat exchange air hose 100 is connected to exhaust fan.
Bellows 200 have horizontally disposed Air Filter 210 and the collecting board 220 for accepting dust, Air Filter 210 and receipts
Collect the setting of the interval of plate 220, collecting board 220 is located at the lower section of Air Filter 210.Blast pipe 300 is horizontally disposed and extends to bellows 200
Middle position, blast pipe 300 is between Air Filter 210 and collecting board 220.The end of blast pipe 300 is connected with collector ring
400, the central axis of collector ring 400 is vertically arranged, and the side wall of collector ring 400 is offered for the logical of same blast pipe 300 connection
Hole.The upper lid of collector ring 400 is equipped with radome fairing 500 hemispherical, and radome fairing 500 is made of Air Filter 210.Blast pipe
300 input end is provided with dust cover.
Under the action of exhaust fan, cold wind continues to enter in bellows 200 from blast pipe 300.When air-flow is by blast pipe 300
After entering collector ring 400, air-flow can scatter after striking the inner wall of collector ring 400.It is heavier in the impurity carried in air-flow
Person can directly fall on collecting board 220 from the lower section of collector ring 400, and be difficult directly to fall compared with less serious case in impurity, be easier
It is flowed with air-flow to the top of collector ring 400 and is rectified cover 500 and filters out.After rectified ring 400 and radome fairing 500 rectify,
Impurity in air-flow is substantially filtered out, and air-flow flows to the top of bellows 200 in dispersed, this is conducive to air in each heat exchange
It is uniformly distributed between air hose 100, to guarantee the consistency of air quantity in each heat exchange air hose 100, to guarantee the equal of cooling effect
Even property.Cold wind can filter again before entering heat exchange air hose 100 through Air Filter 210, and cold wind is in heat exchange air hose 100
Under guidance, finally it is discharged the heat derives in coil windings and through exhaust fan.
In use for some time, radome fairing 500, collecting board 220 and the Air Filter 210 in bellows 200 can be carried out
Cleaning, to guarantee the normal work of coil radiator 1000.
In general, coil radiator 1000 effectively can carry out radiating and cooling, heat radiation energy by the coil to transformer
Power is strong, good cooling effect, smoothly, efficiently can sufficiently export the heat of coil inside, reduce the heat ageing of coil inside,
The coil heat dissipation for being very suitable to dry-type transformer extends to also ensure the stability and safety of running state of transformer
The service life of potential device.
In the present embodiment, bellows 200 are cylindrical, and heat exchange air hose 100 is arranged along the circumferential uniform intervals of bellows 200.
Collector ring 400 and radome fairing 500 are coaxially disposed with bellows 200.
In conjunction with Fig. 4 and Fig. 5, Air Filter 210 includes conical flow guiding cover 211 and web plate ontology, and conical flow guiding cover 211 is set to net
The middle position of plate ontology, conical flow guiding cover 211, web plate ontology are coaxially disposed with bellows 200.Conical flow guiding cover 211 is towards whole
Stream cover 500 side protrusion, the maximum gauge of conical flow guiding cover 211 are greater than the diameter of collector ring 400.
By designing above, cold wind of being more convenient for disperses around in bellows 200, to improve in each heat exchange air hose 100
Air quantity the uniformity.
Web plate ontology includes the first hemizonid 212 and the second hemizonid 213, the first hemizonid 212 and the second hemizonid 213
It encloses set on the two sides of conical flow guiding cover 211 and detachably connected with conical flow guiding cover 211.By the design, so that dust-proof
Net 210 easily facilitates disassembly, cleaning and refitting.
Further, the side wall of bellows 200 offers the first through hole (not shown) for installing Air Filter 210,
First through hole is along the circumferentially extending of bellows 200 and the central angle degree corresponding to it is 180 °.It, can be very by first through hole
Facilitate to remove Air Filter 210 to clean, and can be easily reinstalled.
Air Filter 210 further includes the first arc-shaped frame 214 cooperated for same first through hole, 214 institute of the first arc-shaped frame
Corresponding central angle degree is 180 °, and the first arc-shaped frame 214 is slightly less than first through hole.First hemizonid 212 and the second half
Ring body 213 is removably connected with the first arc-shaped frame 214.After Air Filter 210 is installed in bellows 200, the first arc
Frame 214 is then matched with first through hole, and first through hole can be closed, on the other hand can by 214 one side of the first arc-shaped frame
Further increase the mounting stability of Air Filter 210.
And the outer rim of the first arc-shaped frame 214 also has the first bound edge 215, center of circle angle corresponding to the first bound edge 215
Number is 180 °, and the width of the first bound edge 215 is greater than first through hole, and the inside of the first bound edge 215 is provided with gasket.When dust-proof
After net 210 is installed in bellows 200, the first arc-shaped frame 214 is then matched with first through hole, and the first bound edge 215 then fits in wind
The gasket of the outer wall of case 200,215 inside of the first bound edge can further increase the leakproofness of bellows 200, and can prevent outer
The dust in portion enters in bellows 200.In addition, being also more convenient for from bellows 200 extracting Air Filter 210 out.
Further, the side wall of bellows 200 offers the second through-hole (not shown) for installing collecting board 220,
Second through-hole is along the circumferentially extending of bellows 200 and the central angle degree corresponding to it is 180 °.
Collecting board 220 further includes for the second arc-shaped frame with the cooperation of the second through-hole, corresponding to the second arc-shaped frame
Central angle degree is 180 °, and the second arc-shaped frame is slightly less than the second through-hole.The outer rim of second arc-shaped frame also has the second packet
Side 221, central angle degree corresponding to the second bound edge 221 are 180 °, and the width of the second bound edge 221 is greater than the second through-hole, the
The inside of two bound edges 221 is provided with gasket.
In conclusion coil radiator 1000 effectively can carry out radiating and cooling, heat radiation energy by the coil to transformer
Power is strong, good cooling effect, smoothly, efficiently can sufficiently export the heat of coil inside, reduce the heat ageing of coil inside,
The coil heat dissipation for being very suitable to dry-type transformer extends to also ensure the stability and safety of running state of transformer
The service life of potential device.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of coil radiator for dry-type transformer characterized by comprising heat exchange air hose, bellows, blast pipe and
Exhaust fan；
The bellows be set to coil windings bottom, it is described heat exchange air hose be all connected to the bellows roof and its air intake with
The bellows connection, the heat exchange air hose are arranged along the circumferential uniform intervals of the coil windings, and the heat exchange air hose is embedded at
The outlet air end of coil windings and by being pierced by the top of the coil windings, the heat exchange air hose is connected to the exhaust fan；
The bellows have horizontally disposed Air Filter and the collecting board for accepting dust, the Air Filter and the collecting board
Interval setting, the collecting board are located at the lower section of the Air Filter；The blast pipe is horizontally disposed with and extends to the bellows
Middle position, the blast pipe is between the Air Filter and the collecting board；The end of the blast pipe is connected with rectification
The central axis of ring, the collector ring is vertically arranged, and the side wall of the collector ring is offered for being connected to the blast pipe
Through-hole；The upper lid of the collector ring is equipped with radome fairing hemispherical, and the radome fairing is made of Air Filter.
2. coil radiator according to claim 1, which is characterized in that the bellows are cylindrical, the heat exchange wind
Pipe is arranged along the circumferential uniform intervals of the bellows；The collector ring and the radome fairing are coaxially disposed with the bellows.
3. coil radiator according to claim 2, which is characterized in that the Air Filter includes conical flow guiding cover and net
Plate ontology, the conical flow guiding cover at the middle position of the web plate ontology, and the conical flow guiding cover, the web plate ontology are equal
It is coaxially disposed with the bellows；The conical flow guiding cover is protruded towards the radome fairing side, and the conical flow guiding cover is most
Major diameter is greater than the diameter of collector ring.
4. coil radiator according to claim 3, which is characterized in that the web plate ontology include the first hemizonid and
Second hemizonid, first hemizonid and second hemizonid enclose the two sides set on the conical flow guiding cover and with described
Conical flow guiding cover is detachably connected.
5. coil radiator according to claim 4, which is characterized in that the side wall of the bellows is offered for installing
The first through hole of the Air Filter, circumferentially extending of the first through hole along the bellows and central angle degree corresponding to it is
180°。
6. coil radiator according to claim 5, which is characterized in that the Air Filter further includes for described
First arc-shaped frame of one through-hole cooperation, central angle degree corresponding to first arc-shaped frame are 180 °, and described first
Arc-shaped frame is slightly less than the first through hole；First hemizonid and second hemizonid are removably the same as described first
Arc-shaped frame connection.
7. coil radiator according to claim 6, which is characterized in that the outer rim of first arc-shaped frame also has
First bound edge, central angle degree corresponding to first bound edge are 180 °, and the width of first bound edge is greater than described the
One through-hole is provided with gasket on the inside of first bound edge.
8. coil radiator according to claim 2, which is characterized in that the side wall of the bellows is offered for installing
Second through-hole of the collecting board, circumferentially extending of second through-hole along the bellows and central angle degree corresponding to it is
180°。
9. coil radiator according to claim 8, which is characterized in that the collecting board further includes for described
Second arc-shaped frame of two through-holes cooperation, central angle degree corresponding to second arc-shaped frame are 180 °, and described second
Arc-shaped frame is slightly less than second through-hole.
10. coil radiator according to claim 9, which is characterized in that the outer rim of second arc-shaped frame also has
There is the second bound edge, central angle degree corresponding to second bound edge is 180 °, and the width of second bound edge is greater than described
Second through-hole is provided with gasket on the inside of second bound edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664409.1U CN209561144U (en) | 2019-05-09 | 2019-05-09 | A kind of coil radiator for dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664409.1U CN209561144U (en) | 2019-05-09 | 2019-05-09 | A kind of coil radiator for dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209561144U true CN209561144U (en) | 2019-10-29 |
Family
ID=68313568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920664409.1U Expired - Fee Related CN209561144U (en) | 2019-05-09 | 2019-05-09 | A kind of coil radiator for dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209561144U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103041A (en) * | 2020-11-16 | 2020-12-18 | 汇网电气有限公司 | High-efficient radiating resin pouring dry-type transformer |
-
2019
- 2019-05-09 CN CN201920664409.1U patent/CN209561144U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103041A (en) * | 2020-11-16 | 2020-12-18 | 汇网电气有限公司 | High-efficient radiating resin pouring dry-type transformer |
| CN112103041B (en) * | 2020-11-16 | 2021-02-12 | 汇网电气有限公司 | High-efficient radiating resin pouring dry-type transformer |
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| 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: 20191029 Termination date: 20210509 |