CN102921829B - Connection method for radiating fins and heat pipe - Google Patents
Connection method for radiating fins and heat pipe Download PDFInfo
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- CN102921829B CN102921829B CN201210479048.6A CN201210479048A CN102921829B CN 102921829 B CN102921829 B CN 102921829B CN 201210479048 A CN201210479048 A CN 201210479048A CN 102921829 B CN102921829 B CN 102921829B
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- heat pipe
- radiating fin
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Abstract
The invention provides a connection method for radiating fins and a heat pipe. The connection method comprises the following steps: step 1, providing the radiating fins and the heat pipe, wherein the radiating fins are arranged at intervals; step 2, forming an accommodating groove in each radiating fin, and aligning the accommodating grooves; step 3, placing the heat pipe in the accommodating groove; and step 4, exerting pressure on the part of the heat pipe, which is exposed out of the accommodating grooves, so that the heat pipe is deformed in the direction towards the radiating fins, that is, recesses are formed in positions corresponding to the accommodating groove walls of the radiating fin and bulges are formed in positions corresponding to the gaps between the radiating fins; and the radiating fins and the heat pipe are connected together through the deformation of the heat pipe.
Description
Technical field
The present invention relates to field of radiating, particularly relate to the method for attachment of a kind of radiating fin and heat pipe.
Background technology
Along with the development of electronic industry, the operating rate of electronic devices and components day by day improves, and correspondingly its heat produced also increases, for making electronic devices and components energy working at high speed, need the heat produced to emit as early as possible, otherwise electronic devices and components normally cannot work, even can be burnt by high temperature.Radiating mode conventional is at present installing heat radiation module on the electronic devices and components of heating, this heat radiation module generally comprises multiple fin and runs through the heat pipe of radiating fin in those fin, the heat that electronic devices and components produce is sent on radiating fin by heat pipe, is dispelled the heat by large-area radiating fin and outside air heat exchange.The connected mode that the heat pipe of existing heat radiation module is generally immovable fitting with the connected mode of radiating fin or welds.
Refer to Fig. 1, for the structural representation that existing radiating fin is connected with heat pipe immovable fitting, it offers groove 102 on radiating fin 100, the cross section of this groove 102 is circular arc, and, its arc length is greater than semicircle arc length, heat pipe 300 is arranged in this groove 102, its concrete operations mode is, first on radiating fin 100, offer groove 102, again heat pipe 300 is arranged in groove 102, and then the radiating fin 100 being equipped with heat pipe 300 is placed in high temperature furnace makes heat radiation module generation thermal expansion, because heat pipe 300 is different from the thermal conductivity factor of radiating fin 100, heat pipe 100 can be realized in groove 102 place and radiating fin 100 immovable fitting, this production process needs to customize special stage property, add production cost, and output is lower, machine order of classes or grades at school can only produce 100-200 heat radiation module.
Refer to Fig. 2, for the structural representation that another existing radiating fin is connected with heat pipe immovable fitting, this kind of structure is provided with slot 104 at the groove 102 ' inwall of radiating fin 100 ', the corresponding slot 104 of heat pipe 300 ' is provided with lug 302, and during its assembling, heat pipe 300 ' is placed in groove 102 ', lug 302 is arranged in slot 104, its complex structure, difficult processing, is unfavorable for cost control.
Refer to Fig. 3, for the structural representation that existing radiating fin and heat pipe are welded to connect, its radiating fin 100 " be provided with heating tube 300 " perforate 106 that penetrates, the other welding hole 108 be provided with for welding fluid cast of perforate 106, during assembling, first by heat pipe 300 " penetrate in perforate 106; inject tin soldering liquid from welding hole 108 again and make heat pipe 300 " be welded in radiating fin 100 " on; this complex manufacturing, need to increase scolding tin link, cost is higher; And this production process generally adopts pipelining, expends man-hour, line order of classes or grades at school generally can produce 1000-1500 heat radiation module; In addition, in production process, radiating fin needs slices to pierce into heat pipe, and the perforate size of every sheet radiating fin is standard, and along with radiating fin pierces into increasing progressively of heat pipe quantity, the tightness of radiating fin and heat pipe can progressively decline, and then affects radiating effect.
Summary of the invention
The object of the present invention is to provide the method for attachment of a kind of radiating fin and heat pipe, adopt fashion of extrusion to be installed on fin by heat pipe, technique is simple, good heat dissipation effect.
For achieving the above object, the invention provides the method for attachment of a kind of radiating fin and heat pipe, comprise the steps:
Step 1, provide several radiating fin and a heat pipe, described radiating fin is intervally installed;
Step 2, on each radiating fin, arrange a storage tank respectively, those storage tanks align;
Step 3, heat pipe is positioned in storage tank;
Step 4, to expose this storage tank heat pipe apply pressure, heat pipe is deformed towards the direction of radiating fin, depression is formed in the accommodating cell wall position of corresponding radiating fin, gap location between corresponding two radiating fins forms projection, radiating fin and heat pipe is linked together by the distortion of heat pipe.
Described radiating fin is connected on a substrate.
Described substrate and radiating fin are made by the aluminium alloy of high thermal conductivity coefficient is one-body molded.
In described step 4, opposite heat tube applies after the pressure of radiating fin, and the tube surface being positioned at storage tank opening part deforms simultaneously, forms a plane.
Also comprise step 5, gap location between every two radiating fins places protector, this protector is resisted against the projection of heat pipe, and stop this projection to move down, again pressure is applied to the heat pipe exposing this storage tank, heat pipe is deformed towards the direction of radiating fin, strengthen the bump sizes of the gap location between two radiating fins, by protector against projection then deform, this projection is deformed to radiating fin both sides, thus further radiating fin and heat pipe is fastened together.
After implementing described step 5, the edge of the radiating fin at the plane that this tube surface being positioned at storage tank opening part is formed and this storage tank place is positioned at same plane.
Described storage tank is deep-slotted chip breaker or U-lag.
Described storage tank is semi-circular groove or semi-circular groove tangentially outward extending U-lag again.
Beneficial effect of the present invention: the method for attachment of radiating fin of the present invention and heat pipe, by fashion of extrusion, heat pipe is installed on radiating fin, technique is simple, production cost is low, significantly can improve production capacity, when adopting radiating fin of the present invention to be connected radiating fin and heat pipe with the method for attachment of heat pipe, two machines order of classes or grades at school can connect 2000 groups; And close contact between heat pipe and radiating fin, good heat dissipation effect, compared to existing technology, the temperature of the product adopting radiating fin of the present invention to make with the method for attachment of heat pipe under equivalent environment is lower than the product adopting existing immovable fitting to be connected 3 ~ 4 DEG C, lower 2 ~ 3 DEG C than the product adopting existing welding procedure to connect.
In order to further understand feature of the present invention and technology contents, refer to following detailed description for the present invention and accompanying drawing, but accompanying drawing only provides reference and explanation use, is not used for being limited the present invention.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention describe in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the structural representation that existing radiating fin is connected with heat pipe immovable fitting;
Fig. 2 is the structural representation that another existing radiating fin is connected with heat pipe immovable fitting;
Fig. 3 is the structural representation that existing radiating fin and heat pipe are welded to connect;
Fig. 4 is the schematic flow sheet of the method for attachment of radiating fin of the present invention and heat pipe;
Fig. 5 is the radiating fin of method of attachment one embodiment to step 2 gained and the structural representation of heat pipe that adopt radiating fin of the present invention and heat pipe;
Fig. 6 is the structural representation adopting radiating fin of the present invention to be connected with heat pipe to step 3 gained radiating fin with method of attachment one embodiment of heat pipe;
Fig. 7 is the sectional view at A-A place in Fig. 6;
Fig. 8 is the structural representation adopting method of attachment one embodiment of radiating fin of the present invention and heat pipe to the radiating fin of step 4 gained to be connected with heat pipe;
Fig. 9 is the sectional view at B-B place in Fig. 8;
Figure 10 is the structural representation adopting method of attachment one embodiment of radiating fin of the present invention and heat pipe to the radiating fin of step 5 gained to be connected with heat pipe;
Figure 11 is the sectional view at C-C place in Figure 10;
Figure 12 is the rear view of Figure 10.
Detailed description of the invention
For further setting forth the technological means and effect thereof that the present invention takes, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
Refer to Fig. 4 to Figure 12, the invention provides the method for attachment of a kind of radiating fin and heat pipe, comprise the steps: step 1, provide several radiating fin 24 and a heat pipe 40, described radiating fin 24 is intervally installed.
In the present embodiment, described radiating fin 24 is connected on a substrate 22, and preferably, described substrate 22 is made by the aluminium alloy of high thermal conductivity coefficient is one-body molded with radiating fin 24, and its good heat conduction effect, is beneficial to heat radiation.
Described heat pipe 40 is existing conventional heat pipe, it working media (not shown) comprising closed body (not shown), be located at the tube core (not shown) in body and be located at tube core, described tube core is provided with several pore, described body is made up of copper, aluminium, carbon steel or stainless steel, preferably, described body is made of copper.
Described radiating fin 24 transfers heat to heat pipe 40, working media in heat pipe 40 is heated and becomes steam, enter in body by the pore on tube core, meet cold after become liquid, enter in tube core via the pore on tube core again, complete heat exchange, its good heat dissipation effect, greatly improves radiating effect.
Step 2, on each radiating fin 24, arrange a storage tank 242 respectively, those storage tanks 242 align.
Described storage tank 242 is deep-slotted chip breaker or U-lag.Preferably, described storage tank 242 is semi-circular groove or semi-circular groove tangentially outward extending U-lag again.
It is worth mentioning that, on described radiating fin 24, the number of storage tank 242 and position can be arranged as required, and shape and the number of corresponding heat pipe 40 can adjust according to the actual requirements.Step 3, heat pipe 40 to be positioned in storage tank 242.
Step 4, pressure is applied to the heat pipe 40 exposing this storage tank 242, heat pipe 40 is deformed towards the direction of radiating fin 24, depression is formed in the accommodating cell wall position of corresponding radiating fin 24, gap location between corresponding two radiating fins 24 forms protruding 402, radiating fin 24 and heat pipe 40 is linked together by the distortion of heat pipe 40.
In described step 4, opposite heat tube 40 applies after the pressure of radiating fin 24, and heat pipe 40 surface being positioned at storage tank 242 opening part deforms simultaneously, forms a plane.
In the present embodiment, the plane that heat pipe 40 surface being positioned at storage tank 242 opening part is formed can put in place by one step press, that is, after one step press, the edge of this plane and radiating fin 24 is positioned at same plane.
Preferably, when first time pressing, reserved second pressing surplus, that is, the plane that heat pipe 40 surface being positioned at storage tank 242 opening part is formed is positioned at outside the edge of radiating fin 24.
On the basis of reserved second pressing surplus, basis is bright provides the method for attachment of radiating fin and heat pipe also to comprise step 5, protector 60 is placed at gap 442 place between every two panels radiating fin 24, described protector 60 is rectangular sheet, this protector 60 is resisted against the projection 402 of heat pipe 40, and stop this projection 402 to move down, again pressure is applied to the heat pipe 40 exposing this storage tank 242, heat pipe 40 is deformed towards the direction of radiating fin 24, strengthen the size of the projection 402 at gap 442 place between two radiating fins 24, by protector 60 against projection 402 deform, this projection 402 is deformed to radiating fin 24 both sides, thus further radiating fin 24 and heat pipe 40 are fastened together.
After implementing described step 5, the edge of the radiating fin 24 at the plane that this heat pipe 40 surface being positioned at storage tank 242 opening part is formed and this storage tank 242 place is positioned at same plane, and then makes surface concordant, is convenient to follow-up installing and using.
In sum, the method of attachment of radiating fin of the present invention and heat pipe, by fashion of extrusion, heat pipe is installed on radiating fin, technique is simple, production cost is low, significantly can improve production capacity, when adopting radiating fin of the present invention to be connected radiating fin and heat pipe with the method for attachment of heat pipe, two machines order of classes or grades at school can connect 2000 groups; And close contact between heat pipe and radiating fin, good heat dissipation effect, compared to existing technology, the temperature of the product adopting radiating fin of the present invention to make with the method for attachment of heat pipe under equivalent environment is lower than the product adopting existing immovable fitting to be connected 3 ~ 4 DEG C, lower 2 ~ 3 DEG C than the product adopting existing welding procedure to connect.
The above, for the person of ordinary skill of the art, can make other various corresponding change and distortion according to technical scheme of the present invention and technical conceive, and all these change and be out of shape the protection domain that all should belong to the claims in the present invention.
Claims (7)
1. a method of attachment for radiating fin and heat pipe, is characterized in that, comprises the steps:
Step 1, provide several radiating fin and a heat pipe, described radiating fin is intervally installed;
Step 2, on each radiating fin, arrange a storage tank respectively, those storage tanks align;
Step 3, heat pipe is positioned in storage tank;
Step 4, to expose this storage tank heat pipe apply pressure, heat pipe is deformed towards the direction of radiating fin, depression is formed in the accommodating cell wall position of corresponding radiating fin, gap location between corresponding two radiating fins forms projection, radiating fin and heat pipe is linked together by the distortion of heat pipe;
Step 5, gap location between every two radiating fins places protector, this protector is resisted against the projection of heat pipe, and stop this projection to move down, again pressure is applied to the heat pipe exposing this storage tank, heat pipe is deformed towards the direction of radiating fin, strengthen the bump sizes of the gap location between two radiating fins, by protector against projection then deform, this projection is deformed to radiating fin both sides, thus further radiating fin and heat pipe is fastened together.
2. the method for attachment of radiating fin as claimed in claim 1 and heat pipe, it is characterized in that, described radiating fin is connected on a substrate.
3. the method for attachment of radiating fin as claimed in claim 2 and heat pipe, it is characterized in that, described substrate and radiating fin are made by the aluminium alloy of high thermal conductivity coefficient is one-body molded.
4. the method for attachment of radiating fin as claimed in claim 1 and heat pipe, is characterized in that, in described step 4, opposite heat tube applies after the pressure of radiating fin, and the tube surface being positioned at storage tank opening part deforms simultaneously, forms a plane.
5. the method for attachment of radiating fin as claimed in claim 4 and heat pipe, is characterized in that, after implementing described step 5, the edge of the radiating fin at the plane that this tube surface being positioned at storage tank opening part is formed and this storage tank place is positioned at same plane.
6. the method for attachment of radiating fin as claimed in claim 1 and heat pipe, it is characterized in that, described storage tank is deep-slotted chip breaker or U-lag.
7. the method for attachment of radiating fin as claimed in claim 6 and heat pipe, is characterized in that, described storage tank is semi-circular groove or semi-circular groove tangentially outward extending U-lag again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210479048.6A CN102921829B (en) | 2012-11-22 | 2012-11-22 | Connection method for radiating fins and heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210479048.6A CN102921829B (en) | 2012-11-22 | 2012-11-22 | Connection method for radiating fins and heat pipe |
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| Publication Number | Publication Date |
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| CN102921829A CN102921829A (en) | 2013-02-13 |
| CN102921829B true CN102921829B (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210479048.6A Active CN102921829B (en) | 2012-11-22 | 2012-11-22 | Connection method for radiating fins and heat pipe |
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| CN (1) | CN102921829B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207523B (en) * | 2020-11-02 | 2021-07-30 | 长丰吾道智能光电科技有限公司 | Heat pipe elbow assembling method for radiating fins |
| CN112201740B (en) * | 2020-11-02 | 2021-08-31 | 长丰吾道智能光电科技有限公司 | Heat pipe elbow assembling equipment for radiating fins |
| CN112201741B (en) * | 2020-11-02 | 2021-07-30 | 长丰吾道智能光电科技有限公司 | Heat pipe bending device of radiating fin |
Citations (6)
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|---|---|---|---|---|
| CN2800488Y (en) * | 2005-05-16 | 2006-07-26 | 杨开艳 | Heat pipe radiator |
| CN201115247Y (en) * | 2007-08-28 | 2008-09-10 | 陈世明 | Improved pressing tight structure for heat radiation device including heat conductive tube |
| CN101553103A (en) * | 2008-04-03 | 2009-10-07 | 鈤新科技股份有限公司 | Heat radiator with heat pipes and leveling manufacture method of heated parts of heat radiator with heat pipes |
| CN101581441A (en) * | 2009-03-26 | 2009-11-18 | 东莞勤上光电股份有限公司 | Substrate |
| CN102122621A (en) * | 2010-01-08 | 2011-07-13 | 陈世明 | Method for tightly combining heat radiation fin with heat pipe |
| CN102681634A (en) * | 2011-03-11 | 2012-09-19 | 鸿富锦精密工业（深圳）有限公司 | Radiator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010042615A1 (en) * | 2000-04-14 | 2001-11-22 | Aavid Thermalloy, Llc | Notched finned heat sink structure |
| US7698815B2 (en) * | 2003-04-14 | 2010-04-20 | Thermal Corp. | Method for forming a heat dissipation device |
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2012
- 2012-11-22 CN CN201210479048.6A patent/CN102921829B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2800488Y (en) * | 2005-05-16 | 2006-07-26 | 杨开艳 | Heat pipe radiator |
| CN201115247Y (en) * | 2007-08-28 | 2008-09-10 | 陈世明 | Improved pressing tight structure for heat radiation device including heat conductive tube |
| CN101553103A (en) * | 2008-04-03 | 2009-10-07 | 鈤新科技股份有限公司 | Heat radiator with heat pipes and leveling manufacture method of heated parts of heat radiator with heat pipes |
| CN101581441A (en) * | 2009-03-26 | 2009-11-18 | 东莞勤上光电股份有限公司 | Substrate |
| CN102122621A (en) * | 2010-01-08 | 2011-07-13 | 陈世明 | Method for tightly combining heat radiation fin with heat pipe |
| CN102681634A (en) * | 2011-03-11 | 2012-09-19 | 鸿富锦精密工业（深圳）有限公司 | Radiator |
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| CN102921829A (en) | 2013-02-13 |
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