CN2599510Y - Sealing structure of round pipe shaped heat pipe - Google Patents
Sealing structure of round pipe shaped heat pipe Download PDFInfo
- Publication number
- CN2599510Y CN2599510Y CNU03202178XU CN03202178U CN2599510Y CN 2599510 Y CN2599510 Y CN 2599510Y CN U03202178X U CNU03202178X U CN U03202178XU CN 03202178 U CN03202178 U CN 03202178U CN 2599510 Y CN2599510 Y CN 2599510Y
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- Prior art keywords
- heat pipe
- pipe
- enclosuring structure
- district
- depressed area
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- 238000007789 sealing Methods 0.000 title claims abstract description 16
- 230000000994 depressogenic effect Effects 0.000 claims description 33
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 10
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 239000011324 bead Substances 0.000 abstract description 3
- 238000012797 qualification Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 9
- 238000003825 pressing Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model provides a sealing structure of circular heat pipe. A nozzle is arranged at one end of the heat pipe. The pipe wall at the nozzle region is a concave one. The region between the concave pipe wall and the nozzle is an asquish concave region connected airtightly with interior wall of the heat pipe. The end of the asquish concave region close to the heat pipe forms a region of reduced volume. The formation of the asquish concave region and the region of reduced volume reduces the area of the reduced sealing area of the heat pipe nozzle and shortens the weld bead, thereby, reducing the time and difficulty of welding. The utility model is especially applicable to heat pipe of heavy caliber and does not require the process of pipe reduction, which is convenient for the prepositive assembly of the heat pipe. The utility model saves cost, improves the productivity, qualification rate, the function of the heat pipe and the stability of the quality.
Description
Technical field
The utility model relates to a kind of enclosuring structure of pipe shape heat pipe, relates in particular to a kind of orifice region that need not opposite heat tube and carries out the enclosuring structure of the draw.
Background technology
Whether the performance performance excellence of electronic product, depend on the speed of its calculation process, and the heat dissipation problem of electronic component promptly is the primary factor that influences its arithmetic speed.Central processing unit with computer main frame panel is an example, it mainly handles the transmission of various instruction signals and the computing of program numerical value, produces high heat owing to its frequency is exceedingly fast, and further has influence on the character of electronic component, slow down the arithmetic speed of central processing unit, even terminating operation.Therefore, electronic component need install a radiator additional to keep suitable operating temperature, avoids overheated and interrupt operation.For strengthening the heat sinking function of radiator, heat spreader structures has the heat pipe that heat conduction efficiency Gao Bingneng inhales heat release repeatedly, this heat pipe has a body, one end of this body is a blind end, the other end is the mouth of pipe, be equiped with capillary structure in the body, and after filling working fluid, again this mouth of pipe sealed to finish the making of heat pipe.Heat pipe contacts with the electronic component of heating, when the heating end of heat pipe absorbs heat, liquid workflow cognition flashes to gaseous state, this gaseous working fluid is flowed through pipeline in the heat pipe to the colling end cooling, regelation becomes liquid working fluid, gets back to heating end by the absorption of capillary structure, makes heat pipe become one and has the heat dissipation element of the working fluid of circulation repeatedly, promote the radiating effect of electronic component, and keep the samming environment of electronic component.And normal in order to ensure the quality and functionality of heat pipe, the sealing of the mouth of pipe of heat pipe need be welded driving fit and be handled.
The enclosuring structure of existing pipe shape heat pipe, see also shown in Figure 1, one end of this heat pipe is a blind end 24, and the other end is the mouth of pipe 25, this mouth of pipe 25 dwindles into after the portion 21 of carefully contracting in advance with draw processing procedure, form and flatten district 22 with tight this of the tube sealing clamp die portion 21 of carefully contracting again, and impose the plumb joint 23 that is welded, form permanent enclosuring structure 2 at the mouth of pipe 25 ends.
The enclosuring structure of above-mentioned existing pipe shape heat pipe, its mouth of pipe dwindles into the main purpose of the portion of carefully contracting, and is to make the volume and the area in the enclosuring structure zone of the mouth of pipe to reduce, so that the carrying out of welding engineering in advance.Yet though dwindling of the mouth of pipe of heat pipe helps welding processing, the capillary structure shape instability that the mouth of pipe behind the draw exposes needs with manually-operated the filling of working fluid, and is not only time-consuming and wage is huge.If behind the draw, insert capillary structure and filling operation fluid, all because of the formation of the portion of carefully contracting, improved the degree of difficulty of inserting with filling, the processing procedure and the cost of the whole draw have been increased, and the mouth of pipe of large-sized heat pipe is sealed when handling when desire, need the welding of large tracts of land and long welding bead because of enclosuring structure is bad, unless expensive special welding facility and strict solder technology are then arranged, otherwise need to spend longer weld interval and can finish welding job; The existing high thermal conduction characteristic of heat pipe when sealing, because the electric current of welding is very big, under the situation of lengthening weld interval, to cause welding heat energy conducts in a large number by heat pipe itself and produces facility and each position of mould forms the high-temperature region, further cause the aging of the consume of spare part of facility and mould or burst apart, totally unfavorable for producing with operation, the time cost of manufacturing and meaningless consumption also greatly increase.
Therefore, the enclosuring structure of above-mentioned existing pipe shape heat pipe obviously exists inconvenience and defective actual carrying out on the sealing and make of heat pipe, and remains to be improved.
Summary of the invention
At above-mentioned the deficiencies in the prior art, main purpose of the present utility model is to provide a kind of enclosuring structure of pipe shape heat pipe, and the area in enclosuring structure zone of the mouth of pipe of heat pipe is reduced, and shortens the time of welding, can effectively be applied to the mouth of pipe of heavy caliber heat pipe.
Another purpose of the present utility model is to provide a kind of enclosuring structure of pipe shape heat pipe, makes the mouth of pipe of heat pipe need not carry out draw processing procedure, cuts down finished cost.
Another purpose of the present utility model is to provide a kind of enclosuring structure of pipe shape heat pipe, is easy in the preposition engineering of the processing of heat pipe, makes the filling of the installing of capillary structure and working fluid simple and easy rapidly, improves the function and the quality stability of heat pipe.
To achieve these goals, the utility model mainly provides a kind of enclosuring structure of pipe shape heat pipe, one end of this heat pipe is the mouth of pipe, this heat pipe seal the recessed tube wall that the zone is provided with depression, the flattening depressed area that this recessed tube wall connects airtight for the tube wall inboard to the zone of this mouth of pipe, this flattening depressed area is further forming the volume-diminished district near mouth of pipe edge; The machine-shaping that this flattens depressed area and this volume-diminished district makes heat pipe have sealing of small size and dwindles the district, processing procedure that need not the draw, and can make the solder up operation be easy to carry out in the solder up engineering minimizing weld interval of heavy caliber heat pipe.
The enclosuring structure of described pipe shape heat pipe, the section that wherein should flatten the depressed area is semicircle.
The enclosuring structure of described pipe shape heat pipe, wherein the section of this flattening depressed area is a circular arc.
The enclosuring structure of described pipe shape heat pipe, wherein the section of this flattening depressed area is a V-arrangement.
The enclosuring structure of described pipe shape heat pipe, wherein this to seal the section that dwindles the district be ellipticity.
The enclosuring structure of described pipe shape heat pipe, wherein this to seal the section that dwindles the district be the flat butt joint shape of tube wall.
The enclosuring structure of described pipe shape heat pipe, wherein this seals the section that dwindles the district and is the shape that curls.
The enclosuring structure of described pipe shape heat pipe, wherein this seals the mouth of pipe that dwindles the district and is further welded.
The enclosuring structure of described pipe shape heat pipe, wherein this flattening depressed area imposes means of spot welds.
The enclosuring structure of described pipe shape heat pipe, wherein this flattening depressed area imposes ultrasonic bonding.
Brief Description Of Drawings
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by detailed description to embodiment of the present utility model.
In the accompanying drawing,
Fig. 1 is the floor map that existing heat pipe shrinking pipe formula is sealed;
Fig. 2 is the stereogram of the enclosuring structure of the utility model pipe shape heat pipe;
Fig. 3 is that the enclosuring structure mouth of pipe of the utility model pipe shape heat pipe is being pressed the cross sectional plan view that connects airtight;
Fig. 4 is that the enclosuring structure mouth of pipe of the utility model pipe shape heat pipe is being pressed the cross-section front view that connects airtight;
Fig. 5 is that the enclosuring structure mouth of pipe of the utility model pipe shape heat pipe is finished and pressed the stereogram that connects airtight into the flattening depressed area;
Fig. 6 is that the enclosuring structure mouth of pipe of the utility model pipe shape heat pipe pushes the vertical view that is kneaded into the volume-diminished district;
Fig. 7 is the floor map of the enclosuring structure of the utility model pipe shape heat pipe;
Fig. 8 is the cutaway view of pipe shape tube wall of the enclosuring structure of the utility model pipe shape heat pipe;
Fig. 9 is the cutaway view of flattening depressed area of the enclosuring structure of the utility model pipe shape heat pipe;
Figure 10 is that the volume-diminished district of flattening depressed area of the enclosuring structure of the utility model pipe shape heat pipe further forms and seals the cutaway view that dwindles the district;
Figure 11 is the cutaway view of another flattening depressed area of enclosuring structure of the utility model pipe shape heat pipe;
Figure 12 is the cutaway view of the another flattening of the enclosuring structure depressed area of the utility model pipe shape heat pipe;
Figure 13 be the utility model pipe shape heat pipe enclosuring structure another seal the cutaway view that dwindles the district;
Figure 14 is the another cutaway view that dwindles the district that seals of the enclosuring structure of the utility model pipe shape heat pipe;
Figure 15 is that the enclosuring structure of the utility model pipe shape heat pipe welds the stereogram after finishing.
The specific embodiment
See also shown in Figure 2ly, the utility model is a kind of enclosuring structure 1 of pipe shape heat pipe, and an end of this heat pipe is the mouth of pipe 15, and its step of manufacturing comprises: (one) is pressing the mouth of pipe that connects airtight heat pipe
See also Fig. 3 and shown in Figure 4, the mouth of pipe 15 of heat pipe put in one pressing in the mould, this is pressing mould to include patrix 16 and counterdie 17, and the mouth of pipe 15 zones of this heat pipe are pushed, and formation structure as shown in Figure 5, make the tube wall 11 of heat pipe be formed with recessed tube wall 12, this recessed tube wall 12 to the zone of the mouth of pipe 15 is the flattening depressed area 13 that connect airtight tube wall 11 inboards, and this flattens the 13 nearly mouths of pipe, 15 places, depressed area and forms both wing portions 18; Wherein this flattening depressed area 13 can further impose means of spot welds (spot welding) or ultrasonic bonding (ultrasonic welding) in mould molding, with the air-tightness that improves this district and be beneficial to the carrying out that next seals engineering.(2) mouth of pipe that dwindles heat pipe is mediated in extruding
See also Fig. 6 to shown in Figure 10, pressing mould to move back mould after, 19 pairs of these both wing portions 18 of punching press facility push curling, the mouth of pipe 15 that makes this flattenings depressed area 13 is formation volume-diminished districts 14 further.
By the above-mentioned processing of sealing, the mouth of pipe 15 zones of enclosuring structure 1 that can this heat pipe are provided with the recessed tube wall 12 of depression, this recessed tube wall 12 to the zone of the mouth of pipe 15 is the flattening depressed area 13 that connect airtight tube wall 11 inboards, flattens depressed area 13 as Fig. 9, Figure 11 and shown in Figure 12.This flattens 13 inboards, depressed area near driving fit, and the section that flattens depressed area 13 can be semicircle, circular arc or V-type.Flatten depressed area 13 and form both wing portions 18 in the mouth of pipe 15 places, and further to process near forming volume-diminished district 14.
See also shown in Figure 15, after the mouth of pipe 15 zones of pressing and mediating heat pipe form the machine-shaping structure of flattening depressed area 13 and volume-diminished district 14, make heat pipe have sealing of small size and dwindle district 151, seal and dwindle district 151 as Figure 10, Figure 13 and shown in Figure 14, this seals and dwindles district's section of 151 and can be ellipticity, the flat butt joint shape of tube wall or curling shape, and with the welding facility weldering of sealing of the mouth of pipe 15 in this volume-diminished district 14 is dwindled district 151 and welded.
The enclosuring structure of pipe shape heat pipe of the present utility model, the mouth of pipe 15 that connects airtight heat pipe earlier in the mode of pressing, further the mouth of pipe 15 is dwindled in extruding again, make the welding region of heat pipe can concentrate and reduce, so that ensuing welding job, to replace or to save original draw processing procedure, add the processing of sealing of quick heating pipe, and the quality that can directly guarantee to seal is to promote the production qualification rate of heat pipe, and it is not pressing the tube wall 11 before sealing to keep original size, is not subjected to the restriction of existing draw size, and helping the preposition process automation machinery of heat pipe carries out, as the installing of capillary structure and the filling of working fluid, to promote the stability that heat pipe uses.Simultaneously,, the draw engineering of loaded down with trivial details puzzlement is arranged for bigbore heat pipe, and longer, bigger with the bonding area problem of bigbore welding welding bead.And the utility model dwindles at the pressing of the mouth of pipe 15, can shorten the time of welding, therefore make enclosuring structure of the present utility model not only can be competent at making, the service life that can also keep facility and mould, and the carrying out smoothly of production work in big small-bore heat pipe.
Therefore, see through the enclosuring structure of pipe shape heat pipe of the present utility model, it has following characteristics:
(1) this flattens the machine-shaping in depressed area and volume-diminished district, can dwindle the area that sealing of the heat pipe mouth of pipe dwindled the district, shorten the time and lifting welding quality of welding, promote the efficient of producing, especially to bigbore heat pipe, quicken finishing of welding, not only make processing procedure smooth, more can avoid facility and mould to damage because of the transmission of welding high heat.
(2) this flattens the machine-shaping in depressed area and volume-diminished district, need not opposite heat tube seal the processing procedure that the mouth of pipe carries out the draw, save manufacturing cost, the lifting product quality.
(3) this flattens the machine-shaping in depressed area and volume-diminished district, and the tube wall that makes heat pipe can keep original size before pressing sealing, and is easy to the carrying out of preposition engineering, as the installing of capillary structure and the filling of working fluid.
Be understandable that; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and these all changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1, a kind of enclosuring structure of pipe shape heat pipe, an end of this heat pipe is the mouth of pipe, it is characterized in that:
The orifice region of this heat pipe is provided with the recessed tube wall of depression, the flattening depressed area that this recessed tube wall connects airtight for the tube wall inboard to the zone of the mouth of pipe, this flattening depressed area further forms the volume-diminished district at nearly nose end, and this volume-diminished district has sealing of small size and dwindles the district.
2, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this section that flattens the depressed area is semicircle.
3, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, the section of this flattening depressed area is a circular arc.
4, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, the section of this flattening depressed area is a V-arrangement.
5, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this seals the section that dwindles the district is ellipticity.
6, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this seals the section that dwindles the district is the flat butt joint shape of tube wall.
7, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this seals the section that dwindles the district and is the shape that curls.
8, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this seals the mouth of pipe that dwindles the district and is further welded.
9, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this flattening depressed area imposes means of spot welds.
10, the enclosuring structure of pipe shape heat pipe according to claim 1 is characterized in that, this flattening depressed area imposes ultrasonic bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU03202178XU CN2599510Y (en) | 2003-01-15 | 2003-01-15 | Sealing structure of round pipe shaped heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU03202178XU CN2599510Y (en) | 2003-01-15 | 2003-01-15 | Sealing structure of round pipe shaped heat pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2599510Y true CN2599510Y (en) | 2004-01-14 |
Family
ID=34157737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU03202178XU Expired - Fee Related CN2599510Y (en) | 2003-01-15 | 2003-01-15 | Sealing structure of round pipe shaped heat pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2599510Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100437000C (en) * | 2005-04-29 | 2008-11-26 | 富准精密工业(深圳)有限公司 | Heat pipe and device for sealing heat pipe |
| CN106799571A (en) * | 2016-10-24 | 2017-06-06 | 瑞声科技(新加坡)有限公司 | The mouth-sealing method of heat pipe |
| CN112658623A (en) * | 2020-12-31 | 2021-04-16 | 思泰克(杭州)加热技术有限公司 | Method for processing rear cover of heating pipe |
-
2003
- 2003-01-15 CN CNU03202178XU patent/CN2599510Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100437000C (en) * | 2005-04-29 | 2008-11-26 | 富准精密工业(深圳)有限公司 | Heat pipe and device for sealing heat pipe |
| CN106799571A (en) * | 2016-10-24 | 2017-06-06 | 瑞声科技(新加坡)有限公司 | The mouth-sealing method of heat pipe |
| CN112658623A (en) * | 2020-12-31 | 2021-04-16 | 思泰克(杭州)加热技术有限公司 | Method for processing rear cover of heating pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JAFFE CO. Free format text: FORMER OWNER: XU HUIQUN Effective date: 20050527 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20050527 Address after: british virgin islands Patentee after: Jiefei Co., Ltd. Address before: Taiwan, China Patentee before: Xu Huiqun |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040114 |