CN102760554A - Finned heat radiator with spoilers for transformer - Google Patents
Finned heat radiator with spoilers for transformer Download PDFInfo
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- CN102760554A CN102760554A CN2012102443170A CN201210244317A CN102760554A CN 102760554 A CN102760554 A CN 102760554A CN 2012102443170 A CN2012102443170 A CN 2012102443170A CN 201210244317 A CN201210244317 A CN 201210244317A CN 102760554 A CN102760554 A CN 102760554A
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Abstract
The invention discloses a finned heat radiator with spoilers for a transformer, and belongs to the technical field of transformer fittings. The finned heat radiator with the spoilers for the transformer comprises an oil inlet pipe, an oil return pipe and a group of heat radiating fins, wherein each heat radiating fin is provided with a group of longitudinal baffle plates at intervals mutually; a group of heat radiating oil channels are formed between the adjacent longitudinal baffle plates; and each heat radiating oil channel is communicated with the oil inlet pipe and the oil return pipe. The finned heat radiator with the spoiler for the transformer is characterized in that a group of spoilers are arranged on the surfaces of a group of vertical baffle plates and are positioned at the same side of each heat radiating fin in the group of heat radiating fins along the height direction of the baffle plates in an interval state, wherein each two adjacent vertical baffle plates act as a combination, thus the spoilers arranged on the two adjacent vertical baffle plates form the corresponding relationship mutually. The finned heat radiator with the spoiler for the transformer has the advantages that the heat resistance can be reduced obviously, the heat transfer coefficient is increased, and an effect of enhancing heat transfer is played; resources are saved, and the restriction by space in installation and use is prevented; and the using requirement of the transformer with gradually increased power can be met so as to guarantee the service life of the transformer.
Description
Technical field
The invention belongs to transformer accessory technical field, be specifically related to a kind of fin type heat radiator for transformer with spoiler
Background technology
aforesaid transformer is meant oil-filled transformer; And aforesaid radiator is meant the oil-collecting tubular radiator; Such as industry knowledge, in order to ensure that transformer is able to normally move chronically, therefore in the both sides of the length direction of transformer usually by means of flange connection or other similar connected mode equipped with radiator; The inner conduction oil of radiator and transformer forms circulation cooling circuit; Use the effect of the iron core of transformer being implemented cooling of playing, the temperature rise of control transformer ensures the normal and safety that supplies distribution.
can be seen in disclosed Chinese patent document about the technical information of radiator in a large number; Slightly with give an example like CN201084519Y (transformer chip radiator), CN201229827Y (stair type heat radiator of heat radiating fins), CN201185117Y (gilled radiator that transformer is used), CN201185118Y (radiator of transformer), CN201185115Y (radiator) and CN201256051Y and CN101388275A (transformer heat exchanger of employing evaporation cooling technique) with blower fan seat, or the like.
can be known that by the patented technology content of giving an example above being not limited to the radiator that transformer is used has following identical technical characterictic: an oil inlet pipe, an oil return pipe and be configured in into, be used for the fin that causes oil return pipe after the deep fat heat radiation of being introduced by oil inlet pipe between the oil return pipe.More particularly; Oil inlet pipe is positioned at one group of not only in a certain distance apart from one another but also mutual vertical top of parallel fin; And (also claim heat radiation oil duct with the fin chamber of one group of fin; As follows) communicate, and oil return pipe is positioned at the bottom of one group of fin, and communicate with the fin chamber of one group of fin equally.During use, oil inlet pipe is connected with the transformer oil-out of oil-filled transformer, and the transformer oil-in of oil return pipe and oil-filled transformer is connected.It is thus clear that because radiator is the aggregate of fin, so the radiating effect of radiator be the radiating effect of fin after all, because have only fin to possess gratifying radiating effect, just can make the integral heat sink effect of radiator be able to embodiment.
The technology contents of the fin of transformer radiator can be seen in
in disclosed Chinese patent document; " fin of transformer chip radiator " typically recommended like CN201185119Y; It is that the both sides, upper end with the anter of fin and back sheet are shoulder and promptly are similarly shoulder in the both sides, lower end of anter and back sheet and respectively constitute the orthodrome structure; The positive effect of scheme be to reduce to dispel the heat oil flow flow resistance and can save and be used to process forward and backward material; The flow resistance of heat radiation oil reduces to promote the flow effect of fluid, helps to improve radiating effect to a certain extent.CN201199475Y " the energy-conservation isothermal radiation sheet of transformer radiator " that provide and for example; It is the upper end that one group of upper end at a distance from retaining is leant out the thermal dispersion oil cavity of fin; And be stretched in the branch oil pocket, minute oil pocket be separated into the Fen You district that equates with thermal dispersion oil cavity quantity; Example leans out the lower end of thermal dispersion oil cavity with one group of lower end at a distance from retaining together, and is stretched in the remittance oil pocket, the remittance oil pocket is separated into the remittance oil district that equates with thermal dispersion oil cavity quantity.The volume that the achievement of this structure is to avoid oily short circuit occurring and can suitably dwindling fin is to embody energy-conservation and material-saving.In addition, owing to can avoid oily short circuit, therefore also can improve radiating effect to a certain extent.But these two patents are not remarkable to the raising of radiating effect.
in recent years; Continuous increase along with transformer efficiency; The also corresponding increase of heat that the iron core of transformer produces; Thereby cause the transformer oil temperature rise,, can have a strong impact on the useful life of transformer so and even burn transformer if therefore the radiating effect of radiator does not reach gratifying degree.Generally, the every rising 6K of temperature, the life-span of oil-filled transformer winding insulation material then can reduce by half.Owing to improve the overall heat-transfer coefficient of radiator; Improve radiating efficiency and save the manufacturing cost of transformer and prolong between useful life of transformer close causality is arranged; Though this has been caused showing great attention to of industry and exploration energetically, in disclosed China and foreign countries patent and non-patent literature, all has not been seen in referential teachings up to now.The transformer that present situation can only be helplessly increases with quantity that increases fin and the volume reply power that increases radiator, thus the wasting of resources caused to a great extent, and the influence and the restriction of installing space when being subject to use.
In view of above-mentioned prior art, the applicant has carried out lasting research and trial, the technical scheme that will introduce below having formed finally
Summary of the invention
task of the present invention is to provide a kind of and helps to promote the augmentation of heat transfer effect and use and reduce thermal resistance and enhancing heat transfer, help avoiding exchanging area of dissipation for and using and economize on resources and rationally practice thrift the space hold when installing and be of value to the transformer that constantly increases with power adaptive and use the fin type heat radiator for transformer with spoiler in the useful life that ensures transformer to increase volume.
task of the present invention is accomplished like this; A kind of fin type heat radiator for transformer with spoiler; Comprise that an oil inlet pipe, an oil return pipe and one group are vertically parallel each other and connect spaced reciprocally at the fin that advances, the deep fat that is used for being introduced by oil inlet pipe between the oil return pipe causes oil return pipe after dispelling the heat; Each fin has one group of vertically separated retaining of each interval; Constitute one group of heat radiation oil duct between the adjacent vertically separated retaining; Each heat radiation oil duct communicates with described oil inlet pipe and with described oil return pipe, is characterised in that: described one group vertically at a distance from the surface of retaining and the same side of each fin of being arranged in described one group of fin along vertically being provided with one group of spoiler with the interval state, wherein at a distance from the short transverse of retaining; Per two adjacent vertically making as a combination at a distance from retaining are arranged at these two and adjacent vertically form corresponding relation each other at a distance from the spoilers of blocking.
are in a concrete embodiment of the present invention; Article two, the adjacent said vertically separated spoiler of blocking tilts; Wherein: when two adjacent vertically at a distance from the retaining wherein one vertically when one group of spoiler blocking is tilted to the right, then another is vertically at a distance from one group of spoiler blocking skew back left.
in another concrete embodiment of the present invention, being arranged at said same is 5-30 ㎝ at a distance from the spacing distance between described one group of spoiler of blocking vertically.
In another concrete embodiment of the present invention, the width of described spoiler is vertically to equate at a distance from the width that keeps off with said
, and the length of spoiler is less than the spacing distance between the adjacent said fin.
in another concrete embodiment of the present invention, the angle of inclination of described spoiler is 30-45 °.
technical scheme provided by the invention is owing to the vertical of the same side at one group of fin respectively is provided with the spoiler that forms corresponding relation each other at a distance from the surface of retaining and with two adjacent vertical separated retainings as a combination; Thereby when thermal air current during through spoiler; The Hot air quilt spoiler obstructs; Make hot-air walk around spoiler and form whirlpool, destroy the thermal boundary layer of spoiler upside, thereby can reduce thermal resistance significantly at the upside of spoiler; Enhancing heat transfer plays the effect of augmentation of heat transfer; Played the effect that reduces thermal resistance and enhancing heat transfer owing to the setting of spoiler; Therefore need not to resemble and exchange area of dissipation for the overall volume that increases radiator the prior art; Both can economize on resources, can avoid when installing and using, receiving the restriction in space again; Improve more than 15% owing to the setting of spoiler makes the integral heat sink efficient of radiator, therefore can tackle the instructions for use of the transformer that power constantly increases and use the useful life of guaranteeing transformer.
Description of drawings
Fig. 1 is the embodiments of the invention structure chart.
Fig. 2 is the sketch map of fin shown in Figure 1.
Embodiment
can be expressly understood technical spirit of the present invention and beneficial effect more for the auditor that the makes Patent Office especially public; The applicant general elaborates with the mode of embodiment below; But the description to embodiment all is not the restriction to the present invention program, any according to the present invention design done only for pro forma but not substantial equivalent transformation all should be regarded as technical scheme category of the present invention.
Embodiment 1:
see also Fig. 1 and Fig. 2; Fig. 1 has illustrated the stereochemical structure with fin type heat radiator for transformer of spoiler of the present invention; Comprise that an oil inlet pipe 1, an oil return pipe 2 and one group of quantity do not receive one group of fin 3 of the not only vertically parallel each other but also space of restricted number shown in Figure 1; This group fin 3 connect advance, oil return pipe 1, between 2; Its effect is the deep fat of being introduced by oil inlet pipe 1 (coming from oil-filled transformer) to be drawn to be back to promptly to return cause oil return pipe 2 after heat radiation, introduces oil-filled transformer by oil return pipe 2.
are by shown in Figure 2; Each fin 3 has the vertically separated retaining 31 of one group of each interval; The adjacent heat radiation oil duct 32 that vertically between retaining 31, constitutes one group of each interval; Each heat radiation oil duct 32 communicates with oil inlet pipe 1, and communicates with oil return pipe 2, and the high temperature oil that comes from oil inlet pipe 1 causes oil return pipe 2 after heat radiation.That is to say that heat radiation oil duct 32 is that perforation is advanced, the passage of oil return pipe 1,2, can see the patent specification of the CN201199475Y that mentions in the superincumbent background technology of the applicant hurdle for details to this.
are as the technical essential of technical scheme provided by the invention: aforesaid one group vertically at a distance from the surface of retaining 31 and the same side of each fin 3 of being arranged in one group of fin 3 along vertically being arranged at intervals with one group of spoiler 4 with 20 ㎝ at a distance from the short transverse of retaining 31.By shown in Figure 1, per two adjacent vertical separated retainings 31 make to be arranged at these two adjacent vertically forming each other just as splay corresponding relation at a distance from the spoilers 4 that keep off on 31 as a combination.
in the present embodiment; Vertically the quantity at a distance from retaining 31 is five altogether; So remove middle vertically separated a retaining outside 31, that is to say except a vertically separated retaining 31 placed in the middle is not provided with the spoiler 4, on each two vertical separated retainings 31 on left side and right side, spoiler 4 is set; So four of present embodiments vertically constitute two combinations at a distance from retaining 31, each is combined as two vertically at a distance from retaining 31.Certainly; If the width of fin 3 increases and vertically increases to more than 5 at a distance from the quantity of keeping off 31; The also corresponding increase of the group number of spoiler 4 so for example when vertically the quantity of separated retaining 31 is 6, can be divided into three combinations with it so; Each is combined as two, each two adjacent vertically separated retainings the left, that neutralization is right the spoilers 4 that correspond to each other and quantity equates is set on 31.The set-up mode of spoiler 4 preferably uses welding.
are by illustrated in figures 1 and 2; Being arranged at two adjacent vertically spoilers 4 on retaining 31 that promptly constitute a combination tilts; And the vertically spoiler 4 on retaining 31 that is positioned at the left side is tilted to the right; And the vertically spoiler 4 on retaining 31 that is positioned at the right side is tilted to the left, thereby has formed the splay corresponding relation that the applicant mentions in the above, and the angle of inclination of spoiler 4 is 45 °.
The width of
spoiler 4 preferably adapts or claims with the width that vertically stops 31 and equates; And the length of spoiler 4 should be less than the spacing distance between the adjacent fin 3, for example be between the adjacent fin 3 spacing distance 3/5ths, 4/5ths or 1/2nd.
spoiler 4 has the effect of augmentation of heat transfer; Particularly, when air flow through fin, air was stopped by spoiler; On spoiler 4, form the air-flow whirlpool when making air-flow walk around spoiler 4; The thermal boundary layer of spoiler 4 upsides is destroyed, and thermal resistance diminishes, and thermal transmission coefficient increases.Here the augmentation of heat transfer of mentioning is meant when two side flow at a certain heat-transfer area of high temperature fluid and cryogen; The heat-shift Q of two fluids in the unit interval is increased; And then can obtain understanding (in the formula: K is a thermal transmission coefficient, and F is a heat exchange area, and △ T is the mean temperature difference of hot fluid and cold fluid) through Q=KF △ T; Improve heat exchange coefficient K; Can improve the heat exchange coefficient of runner both sides, the heat exchange coefficient of the relatively poor side of heat exchange in the both sides especially, thus can obtain augmentation of heat transfer effect preferably.Under secrecy provision and in the applicant plant area, carried out contrast test through the applicant, spoiler 4 back radiating efficiencys are set can be improved more than 15%.
Embodiment 2:
figure omits, and only the angle of inclination with one group of spoiler 4 changes 30 ° into, will change 30 ㎝ at the spacing distance between one group of spoiler 4 on the same vertically separated retaining 31, and all the other are all with the description to embodiment 1.
Embodiment 3:
Figure omits, and only the angle of inclination with one group of spoiler 4 changes 40 ° into, will change 5 ㎝ at the spacing distance between one group of spoiler 4 on the same vertically separated retaining 31, and all the other are all with the description to embodiment 1
Claims (5)
1.
a kind of fin type heat radiator for transformer with spoiler; Comprise that an oil inlet pipe (1), an oil return pipe (2) and one group are vertically parallel each other and connect spaced reciprocally advance, the fin (3) that is used for after heat radiation, causing oil return pipe (2) between the oil return pipe (1,2) by the deep fat that oil inlet pipe (1) is introduced; Each fin (3) has one group of vertically separated keep off (31) of each interval; Adjacent vertically separated the retaining between (31) constitutes one group of heat radiation oil duct (32); Each heat radiation oil duct (32) communicates with described oil inlet pipe (1) and with described oil return pipe; It is characterized in that: described one group vertically at a distance from the surface of retaining (31) and the same side of each fin (3) of being arranged in described one group of fin (3) along vertically being provided with one group of spoiler (4) with the interval state, wherein at a distance from the short transverse of retaining (31): per two adjacent vertically making as a combination at a distance from retaining (31) are arranged at these two the adjacent vertically spoilers (4) on retaining (31) and form corresponding relation each other.
2.
fin type heat radiator for transformer with spoiler according to claim 1; It is characterized in that two adjacent said vertically spoilers (4) on retaining (31) tilt; Wherein: when two adjacent vertically at a distance from the wherein vertical one group of spoiler (4) on retaining (31) when being tilted to the right in the retaining (31), another vertical skew back left of the one group of spoiler (4) on retaining (31) then.
3.
fin type heat radiator for transformer with spoiler according to claim 1 and 2 is characterized in that the spacing distance that is arranged between said same the vertically separated described one group of spoiler (4) that keeps off on (31) is 5-30 ㎝.
4.
fin type heat radiator for transformer with spoiler according to claim 1; The width that it is characterized in that described spoiler (4) is vertically to equate at a distance from the width that keeps off (31) with said, and the length of spoiler (4) is less than the spacing distance between the adjacent said fin (3).
5.
Fin type heat radiator for transformer with spoiler according to claim 1, the angle of inclination that it is characterized in that described spoiler (4) is 30-45 °
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102443170A CN102760554A (en) | 2012-07-16 | 2012-07-16 | Finned heat radiator with spoilers for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102443170A CN102760554A (en) | 2012-07-16 | 2012-07-16 | Finned heat radiator with spoilers for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102760554A true CN102760554A (en) | 2012-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102443170A Pending CN102760554A (en) | 2012-07-16 | 2012-07-16 | Finned heat radiator with spoilers for transformer |
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| Country | Link |
|---|---|
| CN (1) | CN102760554A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069141A (en) * | 2017-05-12 | 2017-08-18 | 四川力垦锂动力科技有限公司 | Heat dissipation of lithium battery device for electric automobile |
| CN107525425A (en) * | 2017-08-16 | 2017-12-29 | 四川建源节能科技有限公司 | Improve the heat-exchanger rig of service life |
| CN113301778A (en) * | 2021-05-12 | 2021-08-24 | 美达电器(重庆)有限公司 | Wall-hanging direct current fills electric pile's forced air cooling heat abstractor |
| CN117976367A (en) * | 2024-03-28 | 2024-05-03 | 江苏中天伯乐达变压器有限公司 | Ocean platform electric submersible pump dry-type transformer with efficient heat dissipation |
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| CN2660466Y (en) * | 2003-10-15 | 2004-12-01 | 尤晓栋 | Fin type heat exchanging modular |
| CN101977680A (en) * | 2008-01-28 | 2011-02-16 | 弗雷穆特·J·马罗尔德 | Multi-passage thermal sheeting and heat exchanger equipped therewith |
| CN102032820A (en) * | 2010-12-09 | 2011-04-27 | 南京航空航天大学 | All-welded high-pressure plate type heat exchanger |
| CN202109793U (en) * | 2011-02-11 | 2012-01-11 | 李宗发 | Scale-free uniform-distribution and turbulent-flow high efficiency heat exchanger |
| CN202695065U (en) * | 2012-07-16 | 2013-01-23 | 常熟市友邦散热器有限责任公司 | Sheet type radiator with spoilers for transformer |
-
2012
- 2012-07-16 CN CN2012102443170A patent/CN102760554A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2660466Y (en) * | 2003-10-15 | 2004-12-01 | 尤晓栋 | Fin type heat exchanging modular |
| CN101977680A (en) * | 2008-01-28 | 2011-02-16 | 弗雷穆特·J·马罗尔德 | Multi-passage thermal sheeting and heat exchanger equipped therewith |
| CN102032820A (en) * | 2010-12-09 | 2011-04-27 | 南京航空航天大学 | All-welded high-pressure plate type heat exchanger |
| CN202109793U (en) * | 2011-02-11 | 2012-01-11 | 李宗发 | Scale-free uniform-distribution and turbulent-flow high efficiency heat exchanger |
| CN202695065U (en) * | 2012-07-16 | 2013-01-23 | 常熟市友邦散热器有限责任公司 | Sheet type radiator with spoilers for transformer |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069141A (en) * | 2017-05-12 | 2017-08-18 | 四川力垦锂动力科技有限公司 | Heat dissipation of lithium battery device for electric automobile |
| CN107069141B (en) * | 2017-05-12 | 2019-06-04 | 四川力垦锂动力科技有限公司 | Heat dissipation of lithium battery device for electric car |
| CN107525425A (en) * | 2017-08-16 | 2017-12-29 | 四川建源节能科技有限公司 | Improve the heat-exchanger rig of service life |
| CN113301778A (en) * | 2021-05-12 | 2021-08-24 | 美达电器(重庆)有限公司 | Wall-hanging direct current fills electric pile's forced air cooling heat abstractor |
| CN113301778B (en) * | 2021-05-12 | 2023-03-21 | 美达电器(重庆)有限公司 | Wall-hanging direct current fills electric pile's forced air cooling heat abstractor |
| CN117976367A (en) * | 2024-03-28 | 2024-05-03 | 江苏中天伯乐达变压器有限公司 | Ocean platform electric submersible pump dry-type transformer with efficient heat dissipation |
| CN117976367B (en) * | 2024-03-28 | 2024-06-07 | 江苏中天伯乐达变压器有限公司 | Ocean platform electric submersible pump dry-type transformer with efficient heat dissipation |
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Application publication date: 20121031 |