CN102394229A - Plate radiator - Google Patents
Plate radiator Download PDFInfo
- Publication number
- CN102394229A CN102394229A CN2011102954932A CN201110295493A CN102394229A CN 102394229 A CN102394229 A CN 102394229A CN 2011102954932 A CN2011102954932 A CN 2011102954932A CN 201110295493 A CN201110295493 A CN 201110295493A CN 102394229 A CN102394229 A CN 102394229A
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- CN
- China
- Prior art keywords
- radiating fin
- frid
- panel radiator
- radiator
- stereotyped
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a plate radiator. The plate radiator comprises a trough plate and a flat plate which are in fit with each other, wherein a cooling liquid flow channel is enclosed by a groove formed on the trough plate and the flat plate; a heat radiating fin is arranged inside the flow channel; and the upper side and the lower side of the heat radiating fin are in fit with the flat plate and the trough plate respectively. The heat radiating fin can be a plate heat radiating fin or a column heat radiating fin as long as the upper and lower end faces of the heat fin can be in fit with the flat plate and the trough plate respectively. The plate radiator can guarantee higher heat radiating power, lower processing difficulty and reduce processing cost simultaneously, and is suitable for radiating heat of high-power electronic components.
Description
Technical field
The present invention relates to the heat transfer technology field, relate in particular to the panel radiator field.
Background technology
Along with the high power of electronic devices and components, high integrated develop rapidly, liberated heat is increasing during its work, and is also more and more harsher to the requirement of radiator.The air-cooled type of cooling of tradition can't satisfy the job requirement of high-power electronic component, and water-cooled just progressively replaces the air-cooled cooling that is mainly used in high performance components.In recent years, high-power electronic component uses the research of water-cooled panel radiator more and more to be paid much attention to.Compare with air-cooled, have the efficient height, in light weight, volume is little, high reliability features, is a kind of heat dissipation equipment that is widely used in daily and industrial high-power electronic component.
The heat that power model when work produces is delivered to the crucial thermal component of water-filled radiator through its installation contact-making surface with the water-cooled panel radiator, simultaneously, after cooling fluid gets into water-filled radiator through water inlet, behind the cooling liquid flowing channel of flowing through from delivery port 4 outflows.Cooling fluid is taken away the heat that module that radiator absorbs produces in the flow process of coolant flow channel, thereby reduces the temperature of power model, makes its operate as normal.
At present, if the board-like radiator of water-cooled is made up of parts such as frid, flat board and entery and delivery ports, wherein crucial radiator structure is the cooling liquid flowing channel with continuous comparatively labyrinth form on the frid.The frid form of the water-filled radiator of widespread usage is at present: a side plane, opposite side are the continuous form of grooves that machining forms.The groove surface of frid is in the same place through pasting after the processing with dull and stereotyped, and the groove structure of frid is sealed by flat board, forms the internal cavities of water-filled radiator, i.e. cooling liquid flowing channel, the just crucial radiator portion in the water-cooled panel radiator.
The existing water-filled radiator that generally uses is even in order to guarantee its plate surface temperature, and therefore, the cooling liquid flowing channel that is designed all has narrow width, the degree of depth is big, precision is high and complex-shaped characteristics, and simultaneously, these cooling liquid flowing channels all are to utilize standard machinery to process.This has just determined that the mechanical processing difficulty of coolant flow channel of water-filled radiator is big; The characteristic that precision is high; Utilize standard machinery processing cooling liquid flowing channel, need to remove a large amount of metals and cause the waste of the material and the energy, and receive the influence of the depth of cut and cutting speed; Production efficiency is lower, cost is high, thus cooling liquid flowing channel be processed into operation the most consuming time in the water-filled radiator production process, as to need most optimization.
Invent novel content
The technical problem that the present invention solved is that a kind of processing cost panel radiator that lower high-power electronic component uses is provided.
The technical scheme that the present invention adopts is a panel radiator, comprises frid, the flat board pasted mutually, and the groove on the frid is enclosed the runner of cooling fluid in flat board, is provided with radiating fin in the said runner, and the top and bottom of radiating fin fit with dull and stereotyped and frid respectively.Wherein radiating fin can be selected board-like, pillar, can fit with dull and stereotyped, frid respectively as long as guarantee its upper and lower end face, so just can utilize radiating fin to increase heat conducting efficient.
As preferred version, radiating fin of the present invention is a plate fin, and its cross section is made up of at least one monophasic waveform, and crest, trough fit with dull and stereotyped, frid respectively, and crest bearing of trend and cooling fluid circulating direction are consistent.
The crest of said single waveform, trough be shape or circular-arc linearly.
Section between crest and the trough is a changeover portion, and changeover portion is shape or circular-arc linearly.
Crest longshore current road is polyline shaped and extends.
Have otch on the changeover portion of radiating fin.
Otch is circular hole, square hole is strong or slit-shaped.
Radiating fin is the plate punch forming.
Paste mutually with welding manner between frid, flat board, the radiating fin.
Radiating fin does not stress height under the state greater than the runner height, less than runner height and compression surplus sum.
The invention has the beneficial effects as follows; For high-power electronic component provides efficient, reliable high-power water-cooled panel radiator; Guaranteeing under operate as normal and the prerequisite that prolongs working life, solving the machining cooling liquid flowing channel and caused the waste of the material and the energy and production efficiency is lower, cost is a high difficult problem, reducing its production cost; Design through fin increases heat-conducting area, improves heat exchange efficiency.
Description of drawings
Fig. 1 is the panel radiator structural representation.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the cutaway view along A-A direction among Fig. 2.
Fig. 4 is the radiating fin vertical view.
Fig. 5 is along B-B direction cutaway view among Fig. 4.
Fig. 6 is single waveform sketch map.
Fig. 7 is that changeover portion and dull and stereotyped angle are the waveform sketch map of acute angle.
Fig. 8 is changeover portion and dull and stereotyped perpendicular waveform sketch map.
Be labeled as among the figure: the 1-frid, 2-is dull and stereotyped, 3-water inlet, 4-delivery port, 5-demarcation strip, 6-radiating fin, 7-leading portion runner, 8-back segment runner, 9-changeover portion, 10-otch.
Embodiment
The novel water-cooled panel radiator that the present invention relates to partly is made up of water inlet 3, delivery port 4, frid 1, flat board 2 and radiating fin 6 etc.Wherein frid 1, one side is the plane, and opposite side has groove structure, and this groove structure is divided into shape grooved area back by the demarcation strip on the frid 15.Frid 1 is pasted the runner that the rearward recess zone is surrounded cooling fluid mutually with dull and stereotyped 2; Before both paste; In these grooved area, place radiating fin 6; The top and bottom of radiating fin 6 fit with frid 1 with dull and stereotyped 2 respectively; Paste the heat radiation main body of together forming the water-cooled panel radiator with dull and stereotyped 2 then, frid 1, flat board 2 and radiating fin 6 are connected as a single entity like this, through the contact area of radiating fin 6 increasings with cooling fluid; Avoided existing panel radiator cause in order to increase contact area cooling liquid flowing channel all narrow width, the degree of depth is big, precision is high and complex-shaped, thereby has also avoided the machining cooling liquid flowing channel to cause the waste of the material and the energy and production efficiency is lower, cost is a high difficult problem.Pasting through welding manner between frid 1, flat board 2 and the radiating fin 6 realizes that weld seam has sealing, guarantees bonding strength simultaneously, can paste mutually with binder in the part.Panel radiator of the present invention is low to the machining accuracy of runner, practices thrift processing cost, improves working (machining) efficiency.
Wherein, according to the relative position of heat radiation power requirement and intake-outlet, confirm the concrete size and the form of said frid 1.If intake-outlet is in the same side of radiator; Then demarcation strip 5 quantity N=2n+1 (n >=0) are individual; If intake-outlet 44 is respectively in the both sides of radiator; Then the quantity N=2n of demarcation strip 5 (n >=0) is individual, and the frid 1 of water-filled radiator is divided into the individual grooved area of N+1 (N >=0) simultaneously, and each grooved area totally forms the runner of connection.
The radiating fin 6 preferred plate fin of panel radiator of the present invention, the cross section of its plate fin is made up of at least one monophasic waveform, and crest, trough fit with flat board 2, frid 1 respectively; Crest bearing of trend and cooling fluid circulating direction are consistent; Plate fin is simple in structure, is convenient to manufacture and the runner shape adapting, and the radiating fin 6 of selected shape coupling is put into groove and got final product; Operation is simple, the loaded down with trivial details adjustment of avoiding, the operation of verification.Fit with flat board 2 and frid 1 for more effective; Radiating fin 6 does not stress height under the state greater than the runner height; Be in order to guarantee the applying of radiating fin 6 top and bottom and flat board 2, frid 1, guarantee heat transfer efficiency that radiating fin 6 is extremely important with fitting tightly of flat board 2, frid 1 like this.The height of radiating fin 6 is less than runner height and compression surplus sum simultaneously; Compress the poor of surplus and fin original height and runner height; According to the processing experience, the compression surplus is controlled at 2mm, then can influence the quality that welding is binded between flat board 2 and the frid 1 too greatly.Radiating fin 6 and dull and stereotyped 2 and frid 1 between fully fit, play both support and interconnect function in addition, improved the reliability of radiator widely.
Under the operating state, coolant flow flows along crest, trough bearing of trend, and this fin cross section is made up of several single wave modes, and the crest of each single waveform, trough be shape or circular-arc linearly.Section between crest and the trough is a changeover portion 9, and changeover portion 9 is shape or circular-arc linearly.According to the power of panel radiator, can adjust the length and the shape of changeover portion 9 and Wave crest and wave trough arbitrarily, like Fig. 7, shown in Figure 8, wherein changeover portion 9 both can also can form certain angle of inclination with both perpendicular to frid 1 baseplane and flat board 2.The Wave crest and wave trough of linearity can strengthen radiating fin 6 and frid 1, dull and stereotyped 2 contact area to greatest extent; But need more accurate control compression surplus; Circular-arc crest, trough make the compressibility of radiating fin 6 better; Control to the compression surplus is looser, and still the contact area with frid 1 and dull and stereotyped 2 reduces to some extent.Adopt circular-arc changeover portion 9 also can increase contact area, also increased difficulty of processing simultaneously.
Have otch 10 on the changeover portion 9 of the radiating fin 6 of panel radiator of the present invention.Its role is to farthest increase the action of turbulent flow of fin, to improve the radiating efficiency of this novel water-cooled panel radiator to cooling fluid.Otch 10 can be rounded, square, also can be slit-shaped.
Said crest longshore current road is polyline shaped and extends.The broken line of linearity or wave wire.This structure can be in limited space, guarantee to strengthen the disturbance of cooling fluid under the radiator resistance requirement condition as far as possible, to improve radiating efficiency.
Radiating fin 6 of the present invention by the sheet metal of a thickness between 0.4-6.0mm through punch forming.This processing mode has also solved the machining cooling liquid flowing channel and has caused the waste of the material and the energy and production efficiency is lower, cost is a high difficult problem.
As shown in Figure 3; At the effect down stroke of demarcation strip 5 runner of shape back, be placed with radiating fin 6 respectively in the leading portion runner 7 and back segment runner 8, leading portion runner 7 and back segment runner 8; Can produce a large amount of heats during power model work; Heat is delivered on the demarcation strip 5 and radiating fin 6 of water-filled radiator through the installation contact-making surface of itself and water-filled radiator, after cooling fluid gets into water-filled radiators through water inlet 3, and the radiating fin 6 in the leading portion runner 7 of flowing through; Walk around the radiating fin 6 that demarcation strip 5 flows in the back segment runner 8 then, flow out from delivery port 4 at last.The flow week of cooling fluid in radiator like this, take away the heat that module that radiating fin 6 absorbed produces, thereby reduced the temperature of power model, make its operate as normal.Wherein frid 1, two faces of dull and stereotyped 2 can be as installing contact-making surface, so radiating fin 6 and frid 1, that dull and stereotyped 2 two faces all fully contact ten minutes is important.
Claims (10)
1. panel radiator; Comprise the frid of pasting mutually (1), dull and stereotyped (2); Groove on the frid (1) is enclosed the runner of cooling fluid in dull and stereotyped (2), and it is characterized in that: be provided with radiating fin (6) in the said runner, the top and bottom of radiating fin (6) fit with dull and stereotyped (2) and frid (1) respectively.
2. panel radiator as claimed in claim 1; It is characterized in that: said radiating fin (6) is plate fin; Its cross section is made up of at least one monophasic waveform, and crest, trough fit with dull and stereotyped (2), frid (1) respectively, and crest bearing of trend and cooling fluid circulating direction are consistent.
3. panel radiator as claimed in claim 2 is characterized in that: the crest of said single waveform, trough be shape or circular-arc linearly.
4. panel radiator as claimed in claim 2 is characterized in that: the section between said crest and the trough is changeover portion (9), and changeover portion (9) is shape or circular-arc linearly.
5. panel radiator as claimed in claim 2 is characterized in that: said crest longshore current road is polyline shaped and extends.
6. panel radiator as claimed in claim 5 is characterized in that: have otch (10) on the changeover portion (9) of said radiating fin (6).
7. panel radiator as claimed in claim 6 is characterized in that: said otch (10) is circular hole, square hole is strong or slit-shaped.
8. panel radiator as claimed in claim 6 is characterized in that: said radiating fin (6) is the plate stamping moulding.
9. panel radiator as claimed in claim 6 is characterized in that: said frid (1), dull and stereotyped (2), radiating fin are pasted with welding manner between (6) mutually.
10. panel radiator as claimed in claim 6 is characterized in that: said radiating fin (6) does not stress height under the state greater than the runner height, less than runner height and compression surplus sum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102954932A CN102394229A (en) | 2011-09-28 | 2011-09-28 | Plate radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102954932A CN102394229A (en) | 2011-09-28 | 2011-09-28 | Plate radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102394229A true CN102394229A (en) | 2012-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102954932A Pending CN102394229A (en) | 2011-09-28 | 2011-09-28 | Plate radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102394229A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105722374A (en) * | 2014-12-22 | 2016-06-29 | 空中客车运营简化股份公司 | Cold Plate, In Particular Forming The Structural Portion Of A Device With Heat-Generating Components |
| CN107912005A (en) * | 2017-12-15 | 2018-04-13 | 惠州市惠丰汽车空调有限公司 | A kind of cooled plate |
| CN112292007A (en) * | 2020-11-02 | 2021-01-29 | 阳光电源股份有限公司 | Water-cooling heat dissipation device and electrical apparatus |
| RU2758039C1 (en) * | 2021-02-24 | 2021-10-25 | Александр Витальевич Барон | Radiator for cooling the electronic component |
| CN113644037A (en) * | 2020-05-11 | 2021-11-12 | 北京金风科创风电设备有限公司 | Heat dissipation element and electric power device module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200956703Y (en) * | 2006-08-23 | 2007-10-03 | 李建明 | Fin-type water-cooled radiator |
| CN101697448A (en) * | 2009-10-24 | 2010-04-21 | 永济新时速电机电器有限责任公司 | Two-side water cooling substrate of power module of current transformer |
| CN202304511U (en) * | 2011-09-28 | 2012-07-04 | 中国北车集团大连机车研究所有限公司 | Panel heat radiator |
-
2011
- 2011-09-28 CN CN2011102954932A patent/CN102394229A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200956703Y (en) * | 2006-08-23 | 2007-10-03 | 李建明 | Fin-type water-cooled radiator |
| CN101697448A (en) * | 2009-10-24 | 2010-04-21 | 永济新时速电机电器有限责任公司 | Two-side water cooling substrate of power module of current transformer |
| CN202304511U (en) * | 2011-09-28 | 2012-07-04 | 中国北车集团大连机车研究所有限公司 | Panel heat radiator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105722374A (en) * | 2014-12-22 | 2016-06-29 | 空中客车运营简化股份公司 | Cold Plate, In Particular Forming The Structural Portion Of A Device With Heat-Generating Components |
| CN105722374B (en) * | 2014-12-22 | 2020-01-10 | 空中客车运营简化股份公司 | Cold plate, in particular for forming a structural part of a device with heat generating components |
| CN107912005A (en) * | 2017-12-15 | 2018-04-13 | 惠州市惠丰汽车空调有限公司 | A kind of cooled plate |
| CN113644037A (en) * | 2020-05-11 | 2021-11-12 | 北京金风科创风电设备有限公司 | Heat dissipation element and electric power device module |
| CN112292007A (en) * | 2020-11-02 | 2021-01-29 | 阳光电源股份有限公司 | Water-cooling heat dissipation device and electrical apparatus |
| RU2758039C1 (en) * | 2021-02-24 | 2021-10-25 | Александр Витальевич Барон | Radiator for cooling the electronic component |
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Application publication date: 20120328 |