CN105716459A - Opening sealing method for heat transfer unit - Google Patents
Opening sealing method for heat transfer unit Download PDFInfo
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- CN105716459A CN105716459A CN201410733999.0A CN201410733999A CN105716459A CN 105716459 A CN105716459 A CN 105716459A CN 201410733999 A CN201410733999 A CN 201410733999A CN 105716459 A CN105716459 A CN 105716459A
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- leaflet unit
- hot leaflet
- hot
- opening
- sealing method
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Abstract
The invention relates to an opening sealing method for a heat transfer unit. The heat transfer unit is provided firstly, and fusion welding is conducted on an opening to generate a fusion welding section which is used for sealing the opening. The fusion welding section is pinched off to cut off part of the fusion welding section and form a cut-off end, so that the opening of the heat transfer unit is sealed. Through the design of the opening sealing method, the effects of maximally shortening the length of an ineffective end, improving the heat conduction efficiency, effectively saving the arrangement space and reducing pipe shrinking steps are realized.
Description
[technical field]
The present invention is related to a kind of hot leaflet unit, and espespecially one can effectively extremely shorten invalid end length and promote the hot leaflet unit mouth-sealing method of heat transfer efficiency.
[background technology]
Fast development along with electronics IT industry, the electronic component disposal abilities such as central processing unit are strengthened day by day, the heat of generation all increases with it, fin cannot meet radiating requirements gradually in conjunction with the heat radiation module of fan, especially notebook computer, current heat pipe one is widely used in the critical elements of heat transfer use.Heat pipe can be considered a passive thermal transmission element with high thermoconductivity, owing to the two phase flow heat of inside passes mechanism so that more than the hundreds times of the heat-transfer capability same size copper metal of heat pipe.When utilizing heat pipe as the transmission thing of heat, there is reflection rapidly and the advantage such as thermal resistance is little.Therefore the use of heat pipe or its derived product can be coordinated to develop various high-performance heat radiation module, be suitable for solving the heat dissipation problem that current various electronic product is derived because of performance boost.
Known heat pipe seal method, first it is in a mouth of pipe of first opposite heat tube after vacuum drawn, is packed into a hydraulic fluid, then this mouth of pipe is carried out after convergent elongates and form a necking end, then carry out welding (such as argon welding) in necking end place, use and this necking end of heat pipe is sealed.And known heat pipe on it draw end cannot be carried out heat conduction, therefore the invalid end of heat conduction will be formed as, the existence of this invalid end can reduce heat pipe for thermal conductivity efficiency (namely heat pipe heat transfer efficiency is not good), and because the draw end of heat pipe is longer, the application of the heat conduction length that the heat pipe that not only can account for is effective, cause heat pipe heat be located at an intelligent running gear (such as intelligent wrist-watch, Smartphone, Wearable device) interior time, can be taken up room the puzzlement caused in arranging, is unfavorable for reducing the design of intelligent running gear volume.
How solving the above-mentioned problem commonly used and disappearance, the inventor being this case and the relevant manufactures being engaged in the industry are desired most ardently the place, direction of research improvement.
[summary of the invention]
For effectively solving above-mentioned problem, the main purpose of the present invention is providing a kind of hot leaflet unit mouth-sealing method that can effectively shorten invalid end length and promote heat transfer efficiency.
Another object of the present invention is at the hot leaflet unit mouth-sealing method providing a kind of unit of hot leaflet after sealing can effectively save installation space when application.
Another object of the present invention is at the hot leaflet unit mouth-sealing method providing one can deduct draw step.
For reaching above-mentioned purpose, the present invention provides a kind of hot leaflet unit mouth-sealing method, including: providing a hot leaflet unit, this hot leaflet unit has a chamber and is formed with at least one opening, and this chamber inner wall is formed at least one capillary structure and this chamber and is filled with a working fluid；This opening is imposed and practices midwifery the raw section of connecing and its opening closely sealed；And pinch off, to cut out its part section of connecing and to be formed with one and block end, can complete to seal the opening of this hot leaflet unit in the described section of connecing.
Described hot leaflet unit has an invalid end in aperture position place.
Described invalid end position place is formed without described capillary structure.
The described section of connecing is formed at described invalid end position place.
Described hot leaflet unit is constituted by a circular heat pipe, and its opening is formed at described circular heat pipe two ends.
Described hot leaflet unit is superimposed with each other with relative flat board once by a upper flat plate and to constitute.
Described upper flat plate and lower flat board have separately been overlapped into a filled section, and this opening is formed at one end of filled section.
Described connecing connects for ultrasound.
Through the design of the method for the present invention, obtain and effectively reach shorten invalid end length and promote heat transfer efficiency, and then also effectively reach the effect saved installation space with reduce draw step.
[accompanying drawing explanation]
Fig. 1 is the schematic flow sheet of the first embodiment of the present invention；
Fig. 2 A is the action schematic diagram one of the first embodiment of the present invention；
Fig. 2 B is the action schematic diagram two of the first embodiment of the present invention；
Fig. 2 C is the action schematic diagram three of the first embodiment of the present invention；
Fig. 2 D is the action schematic diagram four of the first embodiment of the present invention；
Fig. 3 is the finished product schematic diagram of the first embodiment of the hot leaflet unit of the present invention；
Fig. 4 A is the action schematic diagram one of second embodiment of the present invention；
Fig. 4 B is the action schematic diagram two of second embodiment of the present invention；
Fig. 4 C is the action schematic diagram three of second embodiment of the present invention；
Fig. 4 D is the action schematic diagram four of second embodiment of the present invention；
Fig. 5 is the finished product schematic diagram of the second embodiment of the hot leaflet unit of the present invention；
Fig. 6 A is the action schematic diagram one of second embodiment of the present invention；
Fig. 6 B is the action schematic diagram two of second embodiment of the present invention；
Fig. 6 C is the action schematic diagram three of second embodiment of the present invention；
Fig. 6 D is the action schematic diagram four of second embodiment of the present invention；
Fig. 7 is the finished product schematic diagram of the second embodiment of the hot leaflet unit of the present invention.
The component name that in figure, each accompanying drawing labelling is corresponding is:
Hot leaflet unit 1
Chamber 11
Opening 12
Capillary structure 13
Working fluid 14
Invalid end 15
The section of connecing 2
Block end 3
Filled section 4
The hot equipment 5 of ultrasound
Pinch off equipment 6
[detailed description of the invention]
The present invention provides a kind of invalid end minimizing technology of flat hot pipe, refers to Fig. 1, for the schematic flow sheet of the first embodiment of the present invention, is aided with and consults Fig. 2 A, 2B, 2C, 2D and Fig. 3.This hot leaflet unit 1 in this embodiment with explaining of being made up of a circular heat pipe；This hot leaflet unit 1 mouth-sealing method comprises the following steps:
(100) providing a hot leaflet unit, have a chamber and be formed with at least one opening in this hot leaflet unit, this chamber inner wall is formed at least one capillary structure and this chamber and is filled with a working fluid；
The hot leaflet unit 1 providing a finished product to be circular heat pipe, in this hot leaflet unit 1, there is a chamber 11, and this hot leaflet unit 1 two ends divide the opening 12 with a described chamber 11 of connection, this chamber 11 inwall is formed with at least one capillary structure 13, this capillary structure 1313 explains with agglomerated powder opisthosoma in this embodiment, but it is not limited to this, in time being embodied as, also may be selected to be groove or wire netting or fleece, and it is filled with a working fluid 14 in this chamber 11 (such as pure water, pure water, inorganic compound, alcohols, ketone, liquid metal, cold coal or organic compound)；Divide between capillary structure 13 and the opening 12 at these two ends relative of another wherein this hot leaflet unit 1 inwall and define an invalid end 15, its invalid end 15 position is then without being provided with described capillary structure 13, it is filled to chamber 11 in order to convenient working fluid 14, so this position of invalid end 15 of hot leaflet unit 1 cannot be carried out heat conduction.
(101) this opening is imposed practice midwifery the raw section of connecing and its opening closely sealed；
Aforementioned hot leaflet unit 1 two ends have described invalid end 15 in opening 12 punishment, and the invalid end 15 in this embodiment is the position that cannot be carried out heat conduction in this hot leaflet unit 1, and are exactly the region that is not provided with described capillary structure 13, its inner wall position place；So being connect with ultrasound through the hot equipment of ultrasound 5 to its invalid end 15, and its inwall of the region that it connects connects closely sealed, it just need to can be made closely sealed with certain limit when its ultrasound connects again, therefore the opening 12 at its hot leaflet unit 1 two ends point has a section of connecing 2 with its opening 12 closely sealed after ultrasound connects, wherein its chamber 11 is carried out again the extraction of vacuum so that it is chamber 11 is the chamber 11 of vacuum in closely sealed process.
(102) in the described section of connecing, pinch off, to cut out its part section of connecing and to be formed with one and block end, can complete to seal the opening of this hot leaflet unit.
Aforementioned hot leaflet unit 1 two ends by described ultrasound connect after fractal one-tenth have described in the section of connecing 2, again because it just need to being made closely sealed with certain limit when its section of connecing 2 connects, therefore in its section of connecing 2, pinch off (pinchoff) is carried out with a pinch off equipment 6, so that the section of connecing 2 of its part is cut out, again its section of connecing 2 on the position of pinch off (pinchoff) also because its pinch off equipment 6 is by again closely sealed for the described section of connecing 2 and formed and one block end 3 so that its section of connecing 2 with block end 3 can be effectively closely sealed and seal its hot leaflet unit 1.
Therefore, design by the method for the present invention, making can direct hot leaflet unit 1 to general finished product, such as described circle heat pipe or flat hot pipe or by upper, heat-conducting plate or temperature-uniforming plate that lower flat board is superimposed carry out shortening invalid end 15 length, the region set by invalid end 15 allowing this hot leaflet unit 1 can reduce to minimum, the relative heat transfer efficiency (namely described hot leaflet unit 1 is almost effective coverage) that just can effectively promote hot leaflet unit 1, in addition, after effectively reducing invalid end 15 through the method for the present invention, just the entire length of this hot leaflet unit 1 can effectively be shortened, allow its hot leaflet unit 1 can have short and small and that volume is little effect, so the hot leaflet unit 1 of the present invention is applied to an intelligent running gear (such as intelligent hands table, Smartphone, Wearable device) interior time, will not take up room, it is reach joint space-efficient effect on the contrary, and also help the effect of the design reducing intelligent running gear volume.
Another please refer to Fig. 1 and be aided with and consult Fig. 4 A, 4B, 4C, 4D and Fig. 5, for the schematic flow sheet of second embodiment of the present invention；The hot leaflet unit 1 of aforementioned first embodiment is mainly changed, by a round heat pipe, the flat hot pipe being designed as by flattening and explains by this embodiment, the hot leaflet unit 1 that hot leaflet unit 1 mouth-sealing method of this embodiment mainly provides a finished product to be the flat hot pipe flattened, and there is in this hot leaflet unit 1 described chamber 11 and two ends have described opening 12, this chamber 11 inwall is provided with described capillary structure 13 and is filled with described working fluid 14；Demarcate between capillary structure 13 and the opening 12 at these two ends relative of another wherein this hot leaflet unit 1 inwall and surely have described invalid end 15；And its hot leaflet unit 1 two ends connect by described ultrasound after fractal one-tenth have described in the section of connecing 2, pinch off (pinchoff) is carried out with described pinch off equipment 6 in its section of connecing 2, so that the section of connecing 2 of its part is cut out, again its section of connecing 2 on the position of pinch off (pinchoff) also because its pinch off equipment 6 is by again closely sealed for the described section of connecing 2 and formed and one block end 3, so that its section of connecing 2 with block end 3 can be effectively closely sealed and seal its hot leaflet unit 1, thereby, after effectively reducing invalid end 15 through the method for the present invention, just the entire length of this hot leaflet unit 1 can effectively be shortened, allow its hot leaflet unit 1 can have short and small and that volume is little effect, so the hot leaflet unit 1 of the present invention is applied to an intelligent running gear (such as intelligent hands table, Smartphone, Wearable device) interior time, will not take up room, it is reach joint space-efficient effect on the contrary, and also help the effect of the design reducing intelligent running gear volume.
Another please refer to Fig. 1 and be aided with and consult Fig. 6 A, 6B, 6C, 6D and Fig. 7, for the schematic flow sheet of the 3rd embodiment of the present invention；The hot leaflet unit 1 of aforementioned first embodiment is mainly changed and is designed as the flat hot plates constituted that is superimposed with each other with relative flat board once by a upper flat plate and explains by this embodiment, hot leaflet unit 1 mouth-sealing method of this embodiment mainly provides the hot leaflet unit 1 of a flat hot plates, and there is in this hot leaflet unit 1 described chamber 11 and side has a filled section 4, and this opening 12 is formed at described filled section 4, this chamber 11 inwall is provided with described capillary structure 13 and is filled with described working fluid 14；Another wherein position, filled section 4 is not provided with described capillary structure 13, therefore its filled section 4 is the invalid end 15 of the present embodiment, and the filled section 4 of its hot leaflet unit 1 by described ultrasound connect after fractal one-tenth have described in the section of connecing 2, pinch off (pinchoff) is carried out with described pinch off equipment 6 in its section of connecing 2, so that the section of connecing 2 of its part is cut out, again its section of connecing 2 on the position of pinch off (pinchoff) also because its pinch off equipment 6 is by again closely sealed for the described section of connecing 2 and formed and one block end 3, so that its section of connecing 2 with block end 3 can be effectively closely sealed and seal its hot leaflet unit 1, thereby, after effectively reducing invalid end 15 through the method for the present invention, just the entire length of this hot leaflet unit 1 can effectively be shortened, allow its hot leaflet unit 1 can have short and small and that volume is little effect, so the hot leaflet unit 1 of the present invention is applied to an intelligent running gear (such as intelligent hands table, Smartphone, Wearable device, flat board) interior time, will not take up room, it is reach joint space-efficient effect on the contrary, and also help the effect of the design reducing intelligent running gear volume.
The above, the present invention has following advantage compared to known:
1. can effectively shorten invalid end length；
2. promote hot leaflet unit heat transfer efficiency；
3. save space.
The above, the only preferably feasible embodiment of the present invention, such as utilize the above-mentioned method of the present invention, shape, structure, device to change for it, all should be contained in the interest field of this case.
Claims (8)
1. a hot leaflet unit mouth-sealing method, it is characterised in that including:
Thering is provided a hot leaflet unit, this hot leaflet unit has a chamber and is formed with at least one opening, and this chamber inner wall is formed at least one capillary structure and this chamber and is filled with a working fluid；
This opening is imposed and practices midwifery the raw section of connecing and its opening closely sealed；
And pinch off, to cut out its part section of connecing and to be formed with one and block end, can complete to seal the opening of this hot leaflet unit in the described section of connecing.
2. hot leaflet unit mouth-sealing method according to claim 1, it is characterised in that described hot leaflet unit has an invalid end in aperture position place.
3. hot leaflet unit mouth-sealing method according to claim 2, it is characterised in that described invalid end position place is formed without described capillary structure.
4. hot leaflet unit mouth-sealing method according to claim 3, it is characterised in that described in the section of connecing be formed at described invalid end position place.
5. hot leaflet unit mouth-sealing method according to claim 1, it is characterised in that described hot leaflet unit is constituted by a circular heat pipe, and its opening is formed at described circle heat pipe two ends.
6. hot leaflet unit mouth-sealing method according to claim 1, it is characterised in that described hot leaflet unit is superimposed with each other with relative flat board once by a upper flat plate and to constitute.
7. hot leaflet unit mouth-sealing method according to claim 6, it is characterised in that described upper flat plate and lower flat board have separately been overlapped into a filled section, and this opening is formed at one end of filled section.
8. hot leaflet unit mouth-sealing method according to claim 1, it is characterised in that described in connect and connect for ultrasound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410733999.0A CN105716459B (en) | 2014-12-05 | 2014-12-05 | Hot leaflet member mouth-sealing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410733999.0A CN105716459B (en) | 2014-12-05 | 2014-12-05 | Hot leaflet member mouth-sealing method |
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| Publication Number | Publication Date |
|---|---|
| CN105716459A true CN105716459A (en) | 2016-06-29 |
| CN105716459B CN105716459B (en) | 2018-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410733999.0A Active CN105716459B (en) | 2014-12-05 | 2014-12-05 | Hot leaflet member mouth-sealing method |
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| CN (1) | CN105716459B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631636A (en) * | 2018-12-13 | 2019-04-16 | 华为技术有限公司 | The production method and electronic equipment of a kind of thin type heat pipe, thin type heat pipe |
| CN109708503A (en) * | 2018-12-27 | 2019-05-03 | 碳元科技股份有限公司 | A kind of ultrathin heat pipe and its manufacture craft |
| CN109795096A (en) * | 2018-12-27 | 2019-05-24 | 中山伟强科技有限公司 | A kind of heat-transfer device mouth-sealing method |
| CN111811306A (en) * | 2019-04-11 | 2020-10-23 | 讯凯国际股份有限公司 | Heat sink and method for manufacturing the same |
| CN111805188A (en) * | 2019-04-12 | 2020-10-23 | 讯凯国际股份有限公司 | Flat heat exchanger and method for manufacturing same |
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| CN1611908A (en) * | 2003-10-30 | 2005-05-04 | 亚诺超导科技股份有限公司 | Heat tube sealing method |
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| CN1695844A (en) * | 2004-05-15 | 2005-11-16 | 鸿富锦精密工业（深圳）有限公司 | Method for sealing heat pipe |
| CN1891374A (en) * | 2005-07-01 | 2007-01-10 | 郑坚地 | Heat pipe sealing structure, and its pressing method and special mould |
| CN102494550A (en) * | 2011-12-29 | 2012-06-13 | 四川鋈新能源科技有限公司 | Temperature-equalizing plate and device and method for manufacturing temperature-equalizing plate |
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Patent Citations (5)
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| CN1611908A (en) * | 2003-10-30 | 2005-05-04 | 亚诺超导科技股份有限公司 | Heat tube sealing method |
| CN1695844A (en) * | 2004-05-15 | 2005-11-16 | 鸿富锦精密工业（深圳）有限公司 | Method for sealing heat pipe |
| CN1619248A (en) * | 2004-11-11 | 2005-05-25 | 英立德科技股份有限公司 | Sealing method of thermal conducting pipe round end |
| CN1891374A (en) * | 2005-07-01 | 2007-01-10 | 郑坚地 | Heat pipe sealing structure, and its pressing method and special mould |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631636A (en) * | 2018-12-13 | 2019-04-16 | 华为技术有限公司 | The production method and electronic equipment of a kind of thin type heat pipe, thin type heat pipe |
| CN109708503A (en) * | 2018-12-27 | 2019-05-03 | 碳元科技股份有限公司 | A kind of ultrathin heat pipe and its manufacture craft |
| CN109795096A (en) * | 2018-12-27 | 2019-05-24 | 中山伟强科技有限公司 | A kind of heat-transfer device mouth-sealing method |
| CN111811306A (en) * | 2019-04-11 | 2020-10-23 | 讯凯国际股份有限公司 | Heat sink and method for manufacturing the same |
| CN111805188A (en) * | 2019-04-12 | 2020-10-23 | 讯凯国际股份有限公司 | Flat heat exchanger and method for manufacturing same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105716459B (en) | 2018-02-06 |
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