CN205993055U - Radiator - Google Patents
Radiator Download PDFInfo
- Publication number
- CN205993055U CN205993055U CN201620896225.4U CN201620896225U CN205993055U CN 205993055 U CN205993055 U CN 205993055U CN 201620896225 U CN201620896225 U CN 201620896225U CN 205993055 U CN205993055 U CN 205993055U
- Authority
- CN
- China
- Prior art keywords
- cooling base
- radiating fin
- groove portion
- return portion
- fin
- 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
Links
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A kind of radiator, it can easily judge whether radiating fin is fixed in cooling base, and radiating fin is fixed by the little power of power that can be pressed with comparing cooling base and be brought it about plastic deformation.Radiator (1) possesses：The cooling base (2) of cold draw material, it has multiple groove portions (4)；And the radiating fin (3) of cold draw material, one end is embedded in the groove portion of cooling base.Radiating fin is made up of fin main body (5) and return portion (6), this return portion is formed by the one end of fin main body is bent into U-shaped revolution shape, it is accommodated in the groove portion of cooling base with overlapping of return portion by the coincidence part (7) that fin main body is formed, the front end of return portion enters in the groove portion of cooling base, and abut between coincidence part and the left and right sides of groove portion, so that radiating fin is fixed on cooling base.
Description
Technical field
This utility model is related to Radiator and its preparation method, and this radiator is used for either people's livelihood purposes or industrial
The heat generating components of all spectra on way, using the electricity from the heater, such as electronic equipment of the element as heat generating components
The heat release that subcomponent sends.
Background technology
In the past, as the radiator that aluminium extruded section is adopted to the electronic component radiator being cooled down, this radiating
Device includes：The cooling base of tabular；And multiple tabular radiating fin, they with standing shape and with and column-shaped and be shaped in
The one side of cooling base.
However, recently, with the high performance of the heater being made up of electronic component etc., caloric value significantly increases, thus
Require the high performance of radiator, but in the case of the radiator of conventional aluminium extruded section, in the side of its manufacture method
Face, the height (fin height) of radiating fin with respect to adjacent radiating fin between the ratio at interval (fin interval) be between height
It is spaced and increase fin height it is impossible to reduce fin every there is the upper limit than (tongs ratio) (fin height/fin interval),
Therefore there is the requirement that cannot fully meet high performance.
Accordingly, as the radiator solving this problem, radiating fin is embedded in cooling base and cooling base entered
Row presses and the Requirement Increasess by the fixing radiator of this radiating fin.
For example, proposed there is following proposal as pressing to cooling base by the fixing radiator of radiating fin：Many
Individual groove is formed at the cooling base of tabular with simultaneously column-shaped, so that the one end of radiating fin is embedded in each groove, to cooling base
The two side of groove is pressed, and thus radiating fin is fixed on cooling base (with reference to patent documentation 1).
This radiator brings it about plastic deformation by applying pressure to cooling base, thus fixes radiating fin
In cooling base.
However, before and after cooling base occurs plastic deformation, because its shape does not almost change, therefore passing through to observe it
Outward appearance and be difficult to judge whether radiating fin is fixed on cooling base.And, due to larger power cooling base is carried out by
Press and bring it about plastic deformation, hence in so that the lost of life of the part that cooling base is pressed.
Prior art literature
Patent documentation
Patent documentation 1：Japanese Unexamined Patent Publication 9-2983809 publication
Utility model content
The purpose of this utility model is to solve the above problems and provides following radiator, and this radiator can easily be sentenced
Whether disconnected radiating fin is fixed on cooling base, and can be pressed with comparing cooling base and be brought it about plastic deformation
Power little power radiating fin is fixed.
1) a kind of radiator, it possesses：The cooling base of cold draw material, it is multiple that it has and arranges in column-like manner
Groove portion；And the radiating fin of cold draw material, it is arranged and one end is embedded in respect to cooling base standing shape
The groove portion of cooling base, wherein, radiating fin is made up of fin main body and return portion, and this return portion is passed through the one of fin main body
End is bent into U-shaped revolution shape and is formed, and the coincidence part being formed by fin main body and overlapping of return portion is accommodated in radiating base
The groove portion of seat, the front end of return portion enters in the groove portion of cooling base, and the groove of the coincidence part of radiating fin and cooling base
Abut between the left and right sides in portion, so that radiating fin is fixed on cooling base.
2) according to 1) described in radiator, offer through hole in return portion.
3) a kind of method of the radiator manufacturing above-mentioned 1), wherein, preparation has dissipating of the cold draw material of groove portion
The radiating fin sheet material of hot radical seat and cold draw material, the one end of radiating fin sheet material is bent into U-shaped and returns
Turn shape, be consequently formed by fin main body and be connected and have with the one end of fin main body and project from the groove portion of cooling base
Height return portion constitute radiating fin, will be accommodated in by the coincidence part making fin main body overlap with return portion and be formed
Groove portion, return portion is pressed to the bottom direction of groove portion from front and brings it about plastic deformation so that the front end of return portion
Enter in groove portion, and make to abut between coincidence part and the left and right sides of groove portion, thus radiating fin is fixed on radiating base
Seat.
4) according to 3) described in radiator manufacture method, before the one end bending by radiating fin sheet material,
Open up through hole in the part becoming return portion in advance.
5) according to 3) or 4) described in radiator manufacture method, the height that return portion projects from the groove portion of cooling base
For below 0.5mm.
The effect of utility model
Radiator according to described in above-mentioned 1), radiating fin is made up of fin main body and return portion, and this return portion is passed through
The one end of fin main body is bent into U-shaped revolution shape and is formed, the coincidence being formed by fin main body and overlapping of return portion
Portion is accommodated in the groove portion of cooling base, and the front end of return portion enters in the groove portion of cooling base, and the coincidence part of radiating fin
Abut between the left and right sides of the groove portion of cooling base, so that radiating fin is fixed on cooling base, therefore, and logical
Cross the situation that cooling base is pressed and radiating fin is fixed on cooling base to compare, with less pressing force,
The life-span of the part being pressed can be extended.
Radiator according to described in above-mentioned 2), due to offering through hole in return portion, therefore when by radiating fin
From front to during the bottom direction pressing of the groove portion of cooling base, return portion is susceptible to plastic deformation to return portion, with non-shape
The situation becoming through hole is compared, and can make the left and right sides of the coincidence part of radiating fin and the groove portion of cooling base with less power
Abut between face.
The manufacture method of the radiator according to described in above-mentioned 3), prepares the radiating with the cold draw material of groove portion
The radiating fin sheet material of pedestal and cold draw material, the one end of radiating fin sheet material is bent into U-shaped revolution
Shape, is consequently formed by fin main body and is connected with the one end of fin main body and has and project from the groove portion of cooling base
The radiating fin that the return portion of height is constituted, will be accommodated in groove by the coincidence part making fin main body overlap with return portion and be formed
Portion, return portion is pressed to the bottom direction of groove portion from front and brings it about plastic deformation so that the front end of return portion is entered
Enter in groove portion, and make to abut between coincidence part and the left and right sides of groove portion, thus radiating fin is fixed on cooling base,
Therefore, just can easily judge whether radiating fin is fixed on cooling base by observing outward appearance.
That is, from groove portion in the state of the front end of return portion is embedded in the groove portion of cooling base in the return portion of radiating fin
In the case of prominent, return portion is not pressed, therefore the coincidence part of the radiating fin not left and right sides with the groove portion of cooling base
Between abut such that it is able to by observation outward appearance and be judged as that radiating fin is not fixed in cooling base, before return portion
In the case that end enters in groove portion, return portion is pressed, and the therefore coincidence part of radiating fin is because of plastic deformation and cooling base
The left and right sides of groove portion between abut such that it is able to by observation outward appearance and be judged as that radiating fin is fixed in radiating base
Seat.
The manufacture method of the radiator according to described in above-mentioned 4), the one end bending by radiating fin sheet material it
Before, open up through hole in the part becoming return portion in advance, therefore, when by the return portion of radiating fin from front to radiating base
During the bottom direction pressing of the groove portion of seat, return portion is susceptible to plastic deformation, compared with the situation not forming through hole, can
Make to abut between the coincidence part of radiating fin and the left and right sides of the groove portion of cooling base with less power.
The manufacture method of the radiator according to described in above-mentioned 5), when pressing the front end of return portion to the bottom direction of groove portion
During pressure, it is prevented from the front end bending of only return portion.Therefore, when by return portion from front to the bottom direction of groove portion press
When, can reliably make return portion that plastic deformation occurs, the front end of return portion can be made to enter in groove portion and make coincidence part and groove
Abut between the left and right sides in portion, radiating fin can be fixed on cooling base such that it is able to hold by observing outward appearance
Change places and judge whether radiating fin is fixed in cooling base.
Brief description
Fig. 1 is vertical sectional view embodiment, observing from front representing radiator of the present utility model.
Fig. 2 is the partial perspective view representing the method for radiator manufacturing Fig. 1.
Fig. 3 is the partial enlargement vertical sectional view representing the method for radiator manufacturing Fig. 1.
(a) of Fig. 4 is the partial side view representing the radiating fin using in FIG.
(b) of Fig. 4 is the partial side view of the 1st variation representing radiating fin.
(c) of Fig. 4 is the partial side view of the 2nd variation representing radiating fin.
(d) of Fig. 4 is the partial side view of the 3rd variation representing radiating fin.
Description of reference numerals
1：Radiator
2：Cooling base
3：Radiating fin
4：Groove portion
5：Fin main body
6：Return portion
7：The coincidence part of radiating fin
Specific embodiment
Hereinafter, referring to the drawings embodiment of the present utility model is illustrated.In this embodiment, will be towards Fig. 1
Paper nearby side be referred to as before, after the inboard towards paper is referred to as, by this figure up and down referred to as up and down, by the left and right of this figure
Referred to as left and right.
And, in the following description, in addition to fine aluminium, in " aluminum " this word, also include aluminium alloy.
As shown in figure 1, radiator 1 possesses：The metal cooling base 2 of square tabular, its upper surface becomes fin and installs
Face 2a and lower surface becomes heating surface 2b；And the radiating fin 3 of multiple plate-shape metal ductile material, they are in radiating base
Be formed as standing shape and to separate equal in the lateral direction with respect to fin installed surface 2a on the fin installed surface 2a of seat 2
Every mode and arrange in column-like manner.
On the fin installed surface 2a of cooling base 2, multiple groove portions 4 of extending along the longitudinal direction with the lateral direction every
The mode opening equal intervals is formed as and column-shaped.
The width of groove portion 4 is formed with same width from upper end (opening) to lower end (bottom).
Radiating fin 3 be configured to including：The fin main body 5 of tabular；And return portion 6, it passes through the lower end of fin main body 5
Portion is bent into U-shaped revolution shape and is formed.Groove portion 4 is embedded in the coincidence part 7 overlapping and being formed of return portion 6 by fin main body 5
Interior.
The front end of return portion 6 projects from the groove portion 4 of radiating fin 3, but because being pressed to the bottom direction of groove portion 4 from front
Press and become the state in the groove portion 4 entering radiating fin 3.
In the return portion 6 of radiating fin 3, arrangement form has multiple through holes 8 in the longitudinal direction, in present embodiment
The circle shown in (a) being shaped so as to Fig. 4 of middle through hole 8, but in addition to this shape, the shape of through hole is for example permissible
Be formed as rhombus 9, oval 10, lengthwise ellipse 11 of growing crosswise as shown in (d) of (b)～Fig. 4 of Fig. 4.
Next, illustrating to the manufacture method of radiator 1.
First, prepare the cooling base 2 of multiple groove portions 4 and the radiating fin sheet material having and arranging in column-like manner.
Cold draw material using the excellent thermal conductivity of aluminum, copper etc. forms cooling base 2, in the case of aluminium, for example
Formed by extruding, in a case of copper, for example, formed by extruding.
The thickness of preferably radiating fin 2 is 3mm～30mm.Additionally, it is preferred that the depth of groove portion 4 is 1mm～20mm left side
Right.
Form radiating fin using the radiating fin sheet material being made up of the cold draw material of the excellent thermal conductivity such as aluminum, copper
Piece 3.That is, the one end of radiating fin sheet material is bent into U-shaped revolution shape, is consequently formed by fin main body 5 and and fin
The radiating fin 3 that the return portion 6 that the one end of main body 5 connects is constituted.The thickness of preferably fin main body 5 is that 0.1mm～5mm is left
Right.
And, form coincidence part 7 by making fin main body 5 overlap with return portion 6.
Before the bottom of radiating fin sheet material is bent into U-shaped revolution shape, in advance in the part becoming return portion 6
Form multiple through holes 8 in the way of arranging on the fore-and-aft direction in return portion 6.
The height of return portion 6 is formed as more bigger than the depth of the groove portion 4 shown in Fig. 3.
Next, as shown in Figures 2 and 3, so that the groove portion of the front end of coincidence part 7 of radiating fin 3 and cooling base 2
The mode that 4 bottom abuts makes coincidence part 7 be embedded in groove portion 4.The A/F of groove portion 4 is according to the coincidence part 7 of radiating fin 3
Thickness is different and different, is preferably respectively present 1mm between the both side edges of the left and right two sides of radiating fin 3 and the opening of groove portion 4
～5mm about gap.
If making the coincidence part 7 of radiating fin 3 be embedded in the groove portion 4 of cooling base 2, as shown in Figure 3 chain-dotted line that
Sample, the front end of return portion 6 is slightly prominent from the groove portion 4 of cooling base 2.The height that return portion 6 projects from the groove portion 4 of cooling base 2
Degree is set to below 0.5mm.If the excessive height that return portion 6 projects from the groove portion 4 of cooling base 2, when by the front end of return portion 6
To the bottom direction of groove portion 4 press when, the only front end of return portion 6 lateral bend to the right, return portion 6 is possible to not occur plasticity to become
Shape and lead to the front end of return portion 6 to be introduced in the groove portion 4 of cooling base 2.If return portion 6 projects from the groove portion 4 of cooling base 2
Height be below 0.5mm, then be prevented from when press return portion 6 to the bottom direction of groove portion 4 from front only folding
Return the situation of the front end bending in portion 6, can reliably make return portion 6 that plastic deformation occurs.
Then, if return portion 6 is pressed from front to the bottom direction of groove portion 4, there is plastic deformation in return portion 6,
The front end of return portion 6 enters in the groove portion 4 of cooling base 2, and coincidence part 7 extends and the left side with groove portion 4 in the lateral direction
Abut between right two sides.As a result, radiating fin 3 can be fixed on cooling base 2.
So manufacture radiator 1.
If forming through hole 8 in return portion 6, when pressing to return portion 6, return portion 6 is susceptible to plasticity
Deform and extend in the lateral direction, thus easily radiating fin 3 is fixed on cooling base 2.
Before the return portion 6 in the groove portion 4 being accommodated in cooling base 2 is pressed, become the front end of return portion 6 from
The state that the groove portion 4 of cooling base 2 projects upward, the return portion 6 that will be accommodated in groove portion 4 from front end to the bottom of groove portion 4
After the pressing of portion direction, the front end becoming return portion 6 enters the state in the groove portion 4 of cooling base 2.
That is, if the front end of return portion 6 projects upward from the groove portion 4 of cooling base 2, return portion 6 is not pressed, therefore
The coincidence part 7 of radiating fin 3 does not have to abut between the left and right sides of the groove portion 4 of cooling base 2, thus radiating fin 3 does not have
It is fixed in cooling base 2.On the other hand, if the front end of return portion 6 enters in the groove portion 4 of cooling base 2, return portion 6
Being pressed, therefore abutting between the coincidence part 7 of radiating fin 3 and the left and right sides of the groove portion 4 of cooling base 2, thus radiating
Fin 3 is fixed in cooling base 2.
Therefore, whether the front end observing return portion 6 according to outward appearance projects from the groove portion 4 of cooling base 2, thus upward
Can easily differentiate whether radiating fin 3 is fixed in cooling base 2.
Industrial applicibility
Radiator involved by this utility model preferably sets in electronic vehicle control device and industrial electronic control
Use in the chiller of standby heater etc., quasiconductor cooler.
Claims (2)
1. a kind of radiator, possesses：The cooling base of cold draw material, its multiple groove portion having and arranging in column-like manner；
And the radiating fin of cold draw material, it is arranged and one end is embedded in radiating with respect to cooling base standing shape
The groove portion of pedestal,
Described radiator is characterised by,
Radiating fin is made up of fin main body and return portion, and this return portion is returned by the one end of fin main body is bent into U-shaped
Turn shape and formed, be accommodated in the groove portion of cooling base, return portion by the coincidence part that fin main body is formed with overlapping of return portion
Front end enter in the groove portion of cooling base, and the left and right sides of the groove portion of the coincidence part of radiating fin and cooling base it
Between abut so that radiating fin is fixed on cooling base.
2. radiator according to claim 1 it is characterised in that
Offer through hole in return portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-162641 | 2015-08-20 | ||
| JP2015162641A JP6564274B2 (en) | 2015-08-20 | 2015-08-20 | heatsink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205993055U true CN205993055U (en) | 2017-03-01 |
Family
ID=58107058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620896225.4U Expired - Fee Related CN205993055U (en) | 2015-08-20 | 2016-08-17 | Radiator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6564274B2 (en) |
| CN (1) | CN205993055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110149786A (en) * | 2019-06-17 | 2019-08-20 | 鑫佰图科技(惠州)有限公司 | A kind of assemble method of the radiating fin of radiator |
| CN111589917A (en) * | 2020-05-25 | 2020-08-28 | 深圳市维鼎精密五金有限公司 | Fin structure and stamping processing equipment thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6691495B2 (en) | 2017-03-06 | 2020-04-28 | 株式会社ソニー・インタラクティブエンタテインメント | Electronics |
| CN109341401B (en) * | 2018-12-07 | 2023-11-17 | 常州恒创热管理有限公司 | Radiating fin and cascade caulking groove radiator |
| JP7532788B2 (en) | 2020-02-05 | 2024-08-14 | 株式会社レゾナック | Battery Module |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3503023B2 (en) * | 2000-07-07 | 2004-03-02 | 誠志 蟹江 | Bonding method of copper fin and copper base in heat sink |
| JP3990140B2 (en) * | 2001-11-08 | 2007-10-10 | 株式会社フジクラ | heatsink |
| JP2004022830A (en) * | 2002-06-17 | 2004-01-22 | Fujikura Ltd | Heat sink |
| JP2004158682A (en) * | 2002-11-07 | 2004-06-03 | Niwano:Kk | Heat sink |
| CN202306426U (en) * | 2011-09-15 | 2012-07-04 | 杨煌龙 | Radiator fin and substrate stamping combination structure |
| CN102538558B (en) * | 2012-02-10 | 2013-07-24 | 东莞汉旭五金塑胶科技有限公司 | Radiator of punch combined radiating fins |
| CN102748734B (en) * | 2012-06-13 | 2014-08-13 | 东莞汉旭五金塑胶科技有限公司 | Radiating fin and radiating base combination of LED (light-emitting diode) bulb |
-
2015
- 2015-08-20 JP JP2015162641A patent/JP6564274B2/en active Active
-
2016
- 2016-08-17 CN CN201620896225.4U patent/CN205993055U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110149786A (en) * | 2019-06-17 | 2019-08-20 | 鑫佰图科技(惠州)有限公司 | A kind of assemble method of the radiating fin of radiator |
| CN111589917A (en) * | 2020-05-25 | 2020-08-28 | 深圳市维鼎精密五金有限公司 | Fin structure and stamping processing equipment thereof |
| CN111589917B (en) * | 2020-05-25 | 2021-03-26 | 深圳市维鼎精密五金有限公司 | Fin structure and stamping processing equipment thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017041544A (en) | 2017-02-23 |
| JP6564274B2 (en) | 2019-08-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170301 Termination date: 20210817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |