CN206541704U - Special-shaped oil duct gilled radiator - Google Patents

Special-shaped oil duct gilled radiator Download PDF

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Publication number
CN206541704U
CN206541704U CN201720211877.4U CN201720211877U CN206541704U CN 206541704 U CN206541704 U CN 206541704U CN 201720211877 U CN201720211877 U CN 201720211877U CN 206541704 U CN206541704 U CN 206541704U
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CN
China
Prior art keywords
oil
fin
oil duct
special
pad
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
Application number
CN201720211877.4U
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Chinese (zh)
Inventor
王建忠
陈志频
马昕霞
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CHANGSHU YOUBANG RADIATOR Co Ltd
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CHANGSHU YOUBANG RADIATOR Co Ltd
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Priority to CN201720211877.4U priority Critical patent/CN206541704U/en
Application granted granted Critical
Publication of CN206541704U publication Critical patent/CN206541704U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of special-shaped oil duct gilled radiator, including oil inlet pipe, oil return pipe and one group of fin, one group of fin is each to be made up of forward and backward radiating plate, this it is forward and backward radiating plate face each other cooperation and edge position be welded to each other and be integrated, the top of heat radiation oil duct is communicated with fin oil suction chamber, and the bottom of heat radiation oil duct is communicated with fin oil back chamber, and fin oil suction chamber is communicated with oil inlet pipe, fin oil back chamber is communicated with oil return pipe, feature:Forward and backward radiating plate is connected to each other by pad corresponding to the region of heat radiation oil duct, pad has a plurality of rows being spaced apart from top to bottom, pad in each row is spaced, the position of the pad in two adjacent courses is mutually staggered up and down, and heat radiation oil duct is formed to irregular special-shaped oil duct by pad.Heat radiation oil duct is formed to irregular special-shaped oil duct by pad, reaching makes the fluid formation Secondary Flow in heat radiation oil duct and play the purpose that heat transfer coefficient is improved in destruction deep fat boundary layer.

Description

Special-shaped oil duct gilled radiator
Technical field
The utility model belongs to oil-filled transformer component technology field, and in particular to a kind of special-shaped oil duct chip radiating Device.
Background technology
As is known in the industry, need to be in oil-filled transformer body in order to ensure oil-filled transformer is able to run steadily in the long term The both sides of long side direction configure gilled radiator, chip radiating by means of flange connection or other similar connected modes Device and the conduction oil formation circulation cooling circuit inside oil-filled transformer, are played to the iron core cooling inside oil-filled transformer Effect, controlled the temperature rise of oil-filled transformer, ensure power supply-distribution system normal operation and safety.
It is no lack of the technical information on gilled radiator, such as CN201084519Y in disclosed Chinese patent literature(Become Depressor gilled radiator)、CN201229827Y(Stair type heat radiator of heat radiating fins)、CN201185117Y(The chip of transformer Radiator)、CN201185118Y(The radiator of transformer)、CN201185115Y(Radiator with fan seat)、 CN201256051Y and CN101388275A(Using the transformer heat exchanger of evaporation cooling technique)、CN202394651U(Transformation Device gilled radiator)、CN201331277Y(Fin type heat radiator for transformer)And CN101930829A(A kind of oil-filled transformer Radiator), etc..
And then as is known in the industry, the fluid temperature of oil-filled transformer can effectively be reduced by improving the heat transfer property of gilled radiator Degree, improves working environment and is conducive to extending the service life of oil-filled transformer.In addition, the radiating efficiency of gilled radiator with And the improvement of radiating effect can also reduce the specification of gilled radiator or even reduce the quantity of gilled radiator(Group number), no The consumption to resource can be only saved, and the cost of oil-filled transformer can be reduced.
By the reading to being not limited to patent document exemplified above, deposited in the structure design of gilled radiator The oil duct of common ground, i.e. gilled radiator be fluid in straight oil duct, oil duct show as it is straight directly go out, deficiency is: Because fluid does not produce Secondary Flow, thus it is unfavorable for the mixing of fluid, it is impossible to the thermal boundary layer of the fluid destroyed in oil duct, conducts heat Coefficient can not reach the expection of industry." a kind of oil-filled transformer cooling gilled radiator " that CN204286154U recommends Due to being provided with oil duct so that fluid produces the spiral band of Secondary Flow, thus foregoing deficiency can overcome the disadvantages that.But exist Following shortcoming:First, due to the spiral band as additional component need to be arranged in oil duct, thus on the one hand add manufacture Difficulty, on the other hand increases manufacturing cost;Second, because spiral band is quality material or even is stainless steel band, thus not Beneficial to economizing on resources;Third, due to being the short transverse whole installation spiral band in oil duct in oil duct, thus can significantly increase The flow resistance of big fluid, influences the circulating cooling speed of fluid.In consideration of it, the applicant has made beneficial design, it will be detailed below being situated between The technical scheme continued is produced under this background.
The content of the invention
Task of the present utility model is that providing one kind helps to form oil duct itself so that fluid produces Secondary Flow And destroy fluid thermal boundary layer and use improve heat transfer coefficient special-shaped oil duct gilled radiator.
What task of the present utility model was performed by, a kind of special-shaped oil duct gilled radiator, including an oil inlet pipe, one Oil return pipe and one group not only longitudinally of one another it is parallel configure spaced reciprocally again between oil inlet pipe and oil return pipe for by oil-feed The fin for leading to oil return pipe is returned after the high-temperature oil liquid radiating that pipe is introduced, one group of fin is each by preceding radiating plate and rear heat sink Piece composition, the preceding radiating plate and rear radiating plate, which face each other, to be coordinated and is welded at edge position by fin limit Road, which is welded to each other, to be integrated, and the upper area between forward and backward radiating plate is configured to a fin oil suction chamber, and lower area is constituted For a fin oil back chamber, and central region is configured to heat radiation oil duct, and the top of heat radiation oil duct is communicated with fin oil suction chamber, dissipates The bottom in deep fat road is communicated with fin oil back chamber, and fin oil suction chamber is communicated with oil inlet pipe, and fin oil back chamber and oil return Pipe is communicated, and being characterised by will the preceding radiating plate and rear radiating plate by pad in the region corresponding to the heat radiation oil duct It is connected to each other, there is pad the pad in a plurality of rows being spaced apart from top to bottom, each row to be spaced, and The position of the pad in two adjacent courses is mutually staggered up and down, and heat radiation oil duct is formed to irregular abnormity oil by pad Road.
In a specific embodiment of the present utility model, being constituted in one end of the oil inlet pipe has one to be used for and oil immersion The oil inlet pipe adapting flange of the transformer oil-out mating of formula transformer, and the other end of oil inlet pipe is closed.
In another specific embodiment of the present utility model, at the middle part of the oil inlet pipe and towards upper side It is fixed with radiator hanger.
In another specific embodiment of the present utility model, upper side is provided with one in the oil inlet pipe and put Gas plug screw.
In another specific embodiment of the present utility model, being constituted in one end of the oil return pipe has one to be used for and oil The oil return pipe adapting flange of the transformer oil inlet mating of immersion transformer, and the other end of oil return pipe is closed.
In an also specific embodiment of the present utility model, side of the oil return pipe under is provided with one Purge cock.
Of the present utility model more and in a specific embodiment, it is each provided with the both sides of one group of described fin Fin connection reinforcement rib.
In an of the present utility model and then specific embodiment, described preceding radiating plate and rear radiating plate is not Become rusty steel plate.
The technical scheme that the utility model is provided has technical effect that:Due in the region corresponding to heat radiation oil duct by welding Forward and backward radiating plate is connected to each other by contact, and the position of the pad in each two adjacent courses up and down is staggered, thus by welding Contact forms heat radiation oil duct irregular special-shaped oil duct, relative to prior art without being reached by separately additional spiral band Secondary Flow is formed to the fluid made in heat radiation oil duct and plays the purpose that heat transfer coefficient is improved in destruction deep fat boundary layer.
Brief description of the drawings
Fig. 1 is example structure figure of the present utility model.
Fig. 2 is Fig. 1 front view.
Fig. 3 is Fig. 2 local structural graph.
Fig. 4 is the transverse sectional view of the fin shown in Fig. 1 to Fig. 2.
Embodiment
Embodiment 1:
Fig. 1 is referred to Fig. 4, shows that an oil inlet pipe 1, an oil return pipe 2 and one group were not only parallel but also mutual longitudinally of one another Returned after the high-temperature oil liquid radiating that compartment of terrain configuration being used between oil inlet pipe 1 and oil return pipe 2 introduces oil inlet pipe 1 and lead to oil return The fin 3 of pipe 2, one group of fin 3 is each to be made up of preceding plate 31 and the rear radiating plate 32 of radiating, and the preceding radiating plate 31 is with after Radiating plate 32 faces each other to coordinate and be welded to each other by the marginal welding bead 33 of fin at edge position and is integrated, Upper area between forward and backward radiating plate 31,32 is configured to a fin oil suction chamber 34, and lower area is configured to a fin Oil back chamber 35, and central region is configured to heat radiation oil duct 36, the top of heat radiation oil duct 36 is communicated with fin oil suction chamber 34, radiating The bottom of oil duct 36 is communicated with fin oil back chamber 35, and fin oil suction chamber 34 is communicated with oil inlet pipe 1, and fin oil back chamber 35 Communicated with oil return pipe 2.
The technical essential of the technical scheme provided as the utility model:The region corresponding to foregoing heat radiation oil duct 36 by Foregoing preceding radiating plate 31 is connected to each other by pad 37 with rear radiating plate 32, and pad 37 has to be spaced apart from top to bottom A plurality of rows, the pad 37 in each row is spaced, and the position of the pad 37 in two adjacent courses up and down Mutually stagger, heat radiation oil duct 36 is formed to irregular special-shaped oil duct by pad 37.
Figure 1 illustrates 19 rows, but it is not so limited, in 19 rows, because two is adjacent up and down The quantity of pad 37 in row is different, for example, count from top to bottom, and the quantity of the pad 37 in the first row is seven, and The quantity of pad 37 in second row is the quantity respectively seven again of the pad 37 in six, the three, the 4th rows With six, so circulation.This distribution form can make above and below the position of pad 37 in two adjacent courses stagger, such as upper one Close the position that a pad 37 in row forms substantially equilateral triangle with two pads 37 in next row System, otherwise same example.And then, the foregoing distribution of pad 37 makes heat radiation oil duct 36 form special-shaped oil duct, flows through heat radiation oil duct 36 Fluid can produce Secondary Flow and destroy thermal boundary layer, highly beneficial for improving heat transfer coefficient.
Please emphasis see Fig. 1, constituted in one end of foregoing oil inlet pipe 1 have one be used for it is fuel-displaced with the transformer of oil-filled transformer The oil inlet pipe adapting flange 11 of mouthful mating, and the other end of oil inlet pipe 1 closing and at the middle part of oil inlet pipe 1 and towards upper Side is fixed with radiator hanger 12 and upper side is provided with an air bleeder screw plug 13 in oil inlet pipe 1.
Being constituted in one end of foregoing oil return pipe 2 has one to be used for the oil return with the transformer oil inlet mating of oil-filled transformer Pipe adapting flange 21, and the other end of oil return pipe 2 is closed and the side in oil return pipe 2 under is provided with a purge cock (Not shown in figure).
Preferably, fin connection reinforcement rib 38 is each provided with the both sides of one group of foregoing fin 3.
In the present embodiment, foregoing preceding radiating plate 31 and the rear plate 32 that radiates is stainless steel plates.
Come from the high-temperature oil liquid of oil-filled transformer successively through oil inlet pipe adapting flange 11, oil inlet pipe 1, fin oil suction chamber 34 and heat radiation oil duct 36 and fin oil back chamber 35, then through oil return pipe 2, and then lead to oil immersed type 21 times through oil return pipe adapting flange Transformer.In aforementioned process, the flowing of the fluid in heat radiation oil duct 36 is irregular.
In summary, the technical scheme that the utility model is provided compensate for the shortcoming in prior art, favorably accomplish Invention task, has faithfully cashed the technique effect referred in the superincumbent technique effect column of applicant.

Claims (8)

1. a kind of special-shaped oil duct gilled radiator, including an oil inlet pipe (1), an oil return pipe (2) and one group are both longitudinally of one another simultaneously The high-temperature oil liquid for being used to introduce oil inlet pipe (1) that row is configured between oil inlet pipe (1) and oil return pipe (2) spaced reciprocally again is scattered The fin (3) for leading to oil return pipe (2) is returned after heat, one group of fin (3) is each by preceding radiating plate (31) and rear radiating plate (32) constitute, the preceding radiating plate (31) and rear radiating plate (32) face each other and coordinated and at edge position by dissipating Backing limit welding bead (33), which is welded to each other, to be integrated, and the upper area between forward and backward radiating plate (31,32) is configured to a radiating Piece oil suction chamber (34), lower area is configured to a fin oil back chamber (35), and central region is configured to heat radiation oil duct (36), dissipates The top in deep fat road (36) is communicated with fin oil suction chamber (34), bottom and fin oil back chamber (35) phase of heat radiation oil duct (36) Logical, fin oil suction chamber (34) is communicated with oil inlet pipe (1), and fin oil back chamber (35) is communicated with oil return pipe (2), and its feature exists Radiating plate (31) and rear radiating plate before will be described by pad (37) in the region corresponding to the heat radiation oil duct (36) (32) it is connected to each other, pad (37) has the pad in a plurality of rows being spaced apart from top to bottom, each row (37) it is spaced, and the position of the pad (37) in two adjacent courses is mutually staggered up and down, will be dissipated by pad (37) The irregular special-shaped oil duct of deep fat road (36) formation.
2. special-shaped oil duct gilled radiator according to claim 1, it is characterised in that in one end structure of the oil inlet pipe (1) Cheng Youyi is used for the oil inlet pipe adapting flange (11) being coupled with the transformer oil-out of oil-filled transformer, and oil inlet pipe (1) The other end is closed.
3. special-shaped oil duct gilled radiator according to claim 1 or 2, it is characterised in that in the oil inlet pipe (1) Portion and it is fixed with radiator hanger (12) towards upper side.
4. special-shaped oil duct gilled radiator according to claim 3, it is characterised in that in the oil inlet pipe (1) towards upper Side is provided with an air bleeder screw plug (13).
5. special-shaped oil duct gilled radiator according to claim 1, it is characterised in that in one end structure of the oil return pipe (2) Cheng Youyi is used for the oil return pipe adapting flange (21) being coupled with the transformer oil inlet of oil-filled transformer, and oil return pipe (2) The other end is closed.
6. special-shaped oil duct gilled radiator according to claim 1 or 5, it is characterised in that in the oil return pipe (2) direction Under side be provided with a purge cock.
7. special-shaped oil duct gilled radiator according to claim 1, it is characterised in that in one group of described fin (3) Both sides are each provided with fin connection reinforcement rib (38).
8. special-shaped oil duct gilled radiator according to claim 1, it is characterised in that described preceding radiating plate (31) and Radiating plate (32) is stainless steel plate afterwards.
CN201720211877.4U 2017-03-06 2017-03-06 Special-shaped oil duct gilled radiator Expired - Fee Related CN206541704U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720211877.4U CN206541704U (en) 2017-03-06 2017-03-06 Special-shaped oil duct gilled radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720211877.4U CN206541704U (en) 2017-03-06 2017-03-06 Special-shaped oil duct gilled radiator

Publications (1)

Publication Number Publication Date
CN206541704U true CN206541704U (en) 2017-10-03

Family

ID=59941707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720211877.4U Expired - Fee Related CN206541704U (en) 2017-03-06 2017-03-06 Special-shaped oil duct gilled radiator

Country Status (1)

Country Link
CN (1) CN206541704U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106683831A (en) * 2017-03-06 2017-05-17 常熟市友邦散热器有限责任公司 Plate-like radiator with special-shaped oil channel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106683831A (en) * 2017-03-06 2017-05-17 常熟市友邦散热器有限责任公司 Plate-like radiator with special-shaped oil channel
WO2018161614A1 (en) * 2017-03-06 2018-09-13 常熟市友邦散热器有限责任公司 Finned radiator with special-shaped oil channel

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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: 20171003

Termination date: 20200306