CN102788525B - Manufacturing method for heat pipe - Google Patents
Manufacturing method for heat pipe Download PDFInfo
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- CN102788525B CN102788525B CN201110143864.5A CN201110143864A CN102788525B CN 102788525 B CN102788525 B CN 102788525B CN 201110143864 A CN201110143864 A CN 201110143864A CN 102788525 B CN102788525 B CN 102788525B
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Abstract
The invention relates to a manufacturing method for a heat pipe, which comprises the following steps: a) arranging a pipe body and a core bar; b) inserting the core bar into the pipe body and causing a preset position in the pipe body to be under a closed state, and forming at least one groove between the core bar and an inner wall of the pipe body; c) placing copper powder into the at least one groove through the top end of the pipe body; d) placing the pipe body and the core bar into a fixture and blocking the top end of the pipe body by a powder blocking part, so as to prevent the copper powder from falling from the top end of the pipe body; e) placing the fixture, the pipe body and the core bar into a heating device, causing an inclined angle between the pipe body and the horizontal plane to be less than or equal to 45 degrees, heating and sintering; f) pulling the core bar out of the pipe body; g) sealing one end of the pipe body and then vacuumizing, and injecting working liquid; and h) sealing the other end of the pipe body.
Description
Technical field
The present invention is relevant with the manufacturing technology of heat pipe, refers to especially and in manufacture process, makes body carry out a kind of manufacturing method of thermotube of sintering with horizontal positioned or slant setting.
Background technology
Existing heat pipe, its inner capillary material is to use copper powder to form through sintering mostly.
Current heat pipe method for making, for the capillary material of copper powder class, normally penetrates in the body of heat pipe with a plug during fabrication, and by the sealing of body bottom, then copper powder is poured into by the opening on top, copper powder is clogged between plug and body; Again body is inserted in firing equipment and heated so that copper powder sintering is finally extracted this plug insert out after suitable liquid and gas together with plug, copper powder, seal this heat pipe, complete the manufacture of heat pipe.
But above-mentioned existing heat pipe method for making, in the time heating, because body top is not yet sealed, therefore for the copper powder that prevents from having inserted spills, must vertically place this body and make the opening up of top, just can carry out heat-agglomerating.And to keep body vertically to place, and need to be with a tool clamping, and the upper and lower shared space of the vertical body of placing is very high, and when wish is inserted firing equipment by body together with tool, the heating space of firing equipment inside must reach greatly, otherwise cannot insert.Larger heating space can need heat energy the more to heat, and therefore this traditional mode of heating comparatively consumes energy, and is not inconsistent the demand of environmental protection and energy saving now.
Summary of the invention
Main purpose of the present invention is to provide a kind of manufacturing method of thermotube, and it can make body heat and make copper powder sintering under the situation of level or the storing of tilting, and on heating space and heat energy demand degree, all more reduces, and can have more effect of environmental protection and energy saving.
In order to reach aforementioned object, according to a kind of manufacturing method of thermotube provided by the present invention, include the following step: a) purchase a body and a plug; B) this plug is inserted to this body, and make the precalculated position in this body form closed state, between this plug and this inboard wall of tube body, upwards form at least one groove by the position of this sealing; C) copper powder is inserted in this at least one groove by the top of this body; D) this copper powder this body is placed on a tool together with this plug, and blocks the top of this body with a gear powder part, so as to can not dropped out from the top of this body; E) make this tool together with this body and plug enters a firing equipment and make the angle of this body and horizontal plane be less than or equal to 45 degree, and heat and make the copper powder sintering of this body inside and form capillary material with this firing equipment; F) this plug is extracted to this body; G) will after this body one end closure, vacuumize, and inject working solution; And h) by the other end sealing of this body.Whereby, can make body heat and make copper powder sintering under the situation of level or the storing of tilting, and then more reduce at heating space and heat energy demand degree, there is effect of environmental protection and energy saving.
Brief description of the drawings
Fig. 1 is the first action diagram of the present invention's the first preferred embodiment.
Fig. 2 is the second action diagram of the present invention's the first preferred embodiment.
Fig. 3 is the 3rd action diagram of the present invention's the first preferred embodiment.
Fig. 4 is the 4th action diagram of the present invention's the first preferred embodiment.
Fig. 5 is the 5th action diagram of the present invention's the first preferred embodiment.
Fig. 6 is the 6th action diagram of the present invention's the first preferred embodiment.
Fig. 7 is the schematic diagram of the present invention's the first preferred embodiment, shows heat pipe finished product.
Fig. 8 is the action diagram of the present invention's the second preferred embodiment.
Fig. 9 is the schematic diagram of the present invention's the 3rd preferred embodiment, shows the state of gear powder part.
Figure 10 is the schematic diagram of the present invention's the 4th preferred embodiment, shows the structure of tool.
Figure 11 is the action diagram of the present invention's the 4th preferred embodiment, shows that plug is inserted into the state of the perforation of gear powder part.
Figure 12 is the first action diagram of the present invention's the 5th preferred embodiment.
Figure 13 is the second action diagram of the present invention's the 5th preferred embodiment.
Figure 14 is the schematic diagram of corresponding each embodiment of the present invention, shows that heat pipe finished product is collapsed into the state into flat heat pipe.
Detailed description of the invention
In order to describe technical characterstic of the present invention place in detail, hereby lift following preferred embodiment and coordinate brief description of the drawings as rear, wherein:
As shown in Figures 1 to 7, a kind of manufacturing method of thermotube that the present invention's the first preferred embodiment provides, consists predominantly of the following step:
A) purchase a body 11 and a plug 15, as shown in Figure 1.
B) this plug 15 is inserted to this body 11, as shown in Figure 2, and make the precalculated position in this body 11 form closed state, between this plug 15 and this body 11 inwalls, upwards form a groove 17 by the position of this sealing.In the present embodiment, bottom in this body 11 forms closed state, it is first to make this body 11 bottom reducings, and the bore that makes these body 11 bottoms is less than the bore of this plug 15, when these plug 15 bottoms prop up the bottom in this body 11, seals these body 11 bottoms and form closed state.
C) as shown in Figure 3, copper powder 99 is inserted in this groove 17 by the top of this body 11.
D) this body 11 is placed on a tool 91 together with this plug 15, and blocks the top of this body 11 with a gear powder part 18, its state as shown in Figure 4, so as to this copper powder 99 can not dropped out from the top of this body 11.In the present embodiment, this gear powder part 18 is a collar, is sheathed on this plug 15, and blocks the top of this body 11 with the body portion of this gear powder part 18, and the bore of this gear powder part 18 is greater than the bore of body 11.In addition, this tool 91 is tabular, and known as shown in Figure 4, and when this body 11 is placed on this tool 91, this gear powder part 18 is positioned at this tool 91 outsides, can make whereby this body 11 flatly be placed on this tool 91.
E) as shown in Figure 5, make this tool 91 together with this body 11 and plug 15 enters a firing equipment 95 and make this body 11 horizontal, and heat and make copper powder 99 sintering of these body 11 inside and form capillary material with this firing equipment 95.In the present embodiment, this tool 91 is placed on a conveyer belt 93, by the transport of this conveyer belt 93 and enter in this firing equipment 95.Wherein, this conveyer belt 93 must use driving arrangement that it is driven to running, and this belongs to known technology, and the material of conveyer belt 93 must can bear the heating of this firing equipment 95 and still can normally work, and this also belongs to known technology, and appearance does not repeat.
F) as shown in Figure 6, this plug 15 is extracted to this body 11.
G) will after these body 11 1 end closures, vacuumize, and inject working solution.Wherein, vacuumize and the technology of injecting working solution belongs to known technology, hold and do not repeat.
H) by the other end sealing of this body 11, complete heat pipe finished product 10, finished product as shown in Figure 7.
By above-mentioned steps, under the situation that can make body 11 put in level, heat and make copper powder 99 sintering, the needed height of its heating space is far below known technology, and therefore this first embodiment all more reduces on heating space and heat energy demand degree, has more effect of environmental protection and energy saving.In addition, the mode that level is put can be simplified the structure of tool, and the tool of tool 91 more known vertical mode of heatings of the present invention is structurally more simple.
Referring again to Fig. 8, a kind of manufacturing method of thermotube that the present invention's the second preferred embodiment provides, takes off the first embodiment before being mainly generally same as, and difference is:
In step b) in, this plug 25 has a large-diameter portion 251 in middle section position, inserts after these bodys 21 in this plug 25, this large-diameter portion 251 clogs the middle section position in this body 21, and middle section position in this body 21 forms closed state.Whereby, this groove 27 forming only accounts for the some of this body 21 but not all, and the copper powder 99 capillary materials of institute's sintering also only account for the some of this body 21.
Before all the other steps of this second embodiment and the effect that can reach are all generally same as, take off the first embodiment, hold and no longer give and repeating.
Referring again to Fig. 9, a kind of manufacturing method of thermotube that the present invention's the 3rd preferred embodiment provides, takes off the first embodiment before being mainly generally same as, and difference is:
In steps d) in, the bore of this gear powder part 38 is less than the bore of this body 31, and clogs this groove 37 and block the top of this body 31.By this, still can bring into play with the first embodiment and keep off the function that powder part 18 is identical.In addition, because the bore of this gear powder part 38 is less than this body 31, therefore in the time that these body 31 levels are placed on this tool 91, this gear powder part 38 not can with these tool 91 Surface Contacts, therefore can not affect these body 31 levels and be placed in the state on this tool 91.
Before all the other steps of this 3rd embodiment and the effect that can reach are all generally same as, take off the first embodiment, hold and no longer give and repeating.
Referring again to Figure 10 to Figure 11, a kind of manufacturing method of thermotube that the present invention's the 4th preferred embodiment provides, takes off the first embodiment before being mainly generally same as, and difference is:
In steps d) in, this gear powder part 48 is formed by these tool 91 rats, and this gear powder part 48 has a perforation 481 and pass for these plugs 45, and blocks the top of this body 41 with the body portion of these perforation 481 peripheries.In Figure 10, show and there are several perforation 481, availablely pass for several plugs 45.
Whereby, the gear powder part 48 of the present embodiment has the effect that stops that copper powder 99 drops out from this body 41 equally, and the effect of fixing in addition this plug 45.
Before all the other steps of this 4th embodiment and the effect that can reach are all generally same as, take off the first embodiment, hold and no longer give and repeating.
Referring again to Figure 12 to Figure 13, a kind of manufacturing method of thermotube that the present invention's the 5th preferred embodiment provides, takes off the first embodiment before being mainly generally same as, and difference is:
When this tool 91 enters this firing equipment 95 (being shown in Fig. 5), make this body 51 fold 20 degree (being less than 45 degree) with horizontal plane, and be the state that tilts to put.Taking person shown in Figure 12 as example, in the time that this tool 91 is placed on conveyer belt 93, it is tabular surface and this body 51 and folds 20 degree with horizontal plane, and this gear powder part 58 is upward oblique.Figure 13 those shown, is gear powder part 58 oblique laying states down, so has equally the effect that reduces height.
Before all the other steps of this 5th embodiment and the effect that can reach are all generally same as, take off the first embodiment, hold and no longer give and repeating.
In aforesaid five embodiment, after step h) completes, complete a heat pipe finished product 10 (being shown in Fig. 7), and available.But, again this heat pipe finished product 10 is processed it flattening if want, can increase again by a step I), be by a flattening equipment 97, this heat pipe finished product 10 to be flattened, form a flat heat pipe 10 ', its state is as shown in figure 14.
As from the foregoing, the present invention attainable effect be: the present invention can make body level put or the situation that tilts to put under heat and make copper powder sintering, the needed height of its heating space is lower than known technology, therefore on heating space and heat energy demand degree, all more reduce, have more effect of environmental protection and energy saving.In addition the tool that, tool used in the present invention structurally uses compared with known technology is more simple.
Claims (10)
1. a manufacturing method of thermotube, is characterized in that, includes the following step:
A) purchase a body and a plug;
B) this plug is inserted to this body, and make the precalculated position in this body form closed state, between this plug and this inboard wall of tube body, upwards form at least one groove by the position of this sealing;
C) copper powder is inserted in this at least one groove by the top of this body;
D) this copper powder this body is placed on a tool together with this plug, and blocks the top of this body with a gear powder part, so as to can not dropped out from the top of this body;
E) make this tool together with this body and plug enters a firing equipment and make the angle of this body and horizontal plane be less than or equal to 45 degree, and heat and make the copper powder sintering of this body inside and form capillary material with this firing equipment;
F) this plug is extracted to this body;
G) will after this body one end closure, vacuumize, and inject working solution; And
H) by the other end sealing of this body.
2. manufacturing method of thermotube according to claim 1, it is characterized in that: in step b) in, this body bottom is first reducing, the bore of this body bottom after reducing is less than the bore of this plug, seals this body bottom and form closed state when this plug bottom props up the bottom in this body.
3. manufacturing method of thermotube according to claim 1, it is characterized in that: in step b) in, this plug has a large-diameter portion in middle section position, when this plug inserts after this body, this large-diameter portion clogs the middle section position in this body, and middle section position in this body forms closed state.
4. manufacturing method of thermotube according to claim 1, is characterized in that: in steps d) in, this gear powder part is a collar, is sheathed on this plug, and blocks the top of this body with the body portion of this gear powder part.
5. manufacturing method of thermotube according to claim 4, is characterized in that: the bore of this gear powder part is greater than the bore of this body.
6. manufacturing method of thermotube according to claim 4, is characterized in that: the bore of this gear powder part is less than the bore of this body, and clogs this groove and block the top of this body.
7. manufacturing method of thermotube according to claim 1, it is characterized in that: in steps d) in, this gear powder part is formed by this tool rat, and this gear powder part has a perforation and pass for this plug, and blocks the top of this body with the body portion of this perforation periphery.
8. manufacturing method of thermotube according to claim 1, is characterized in that: in step e) in, this tool is placed on a conveyer belt, by the transport of this conveyer belt and enter in this firing equipment.
9. manufacturing method of thermotube according to claim 1, is characterized in that: in step e) in, the position that this tool is put is the level of state this body.
10. manufacturing method of thermotube according to claim 1, is characterized in that: h) also include afterwards a step I in step), be, by a flattening equipment, this body is pressed into flat tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110143864.5A CN102788525B (en) | 2011-05-18 | 2011-05-18 | Manufacturing method for heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110143864.5A CN102788525B (en) | 2011-05-18 | 2011-05-18 | Manufacturing method for heat pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102788525A CN102788525A (en) | 2012-11-21 |
| CN102788525B true CN102788525B (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110143864.5A Active CN102788525B (en) | 2011-05-18 | 2011-05-18 | Manufacturing method for heat pipe |
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| CN (1) | CN102788525B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279898A (en) * | 2013-07-03 | 2015-01-14 | 李明烈 | Core rod and method for manufacturing heat tube with same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1565796A (en) * | 2003-06-10 | 2005-01-19 | 业强科技股份有限公司 | Manufacturing method of localizable heat conduction pipe and tool thereof |
| CN2640042Y (en) * | 2003-06-10 | 2004-09-08 | 业强科技股份有限公司 | Appliance for manufacturing heat-cnoducting pipe |
| TWI240062B (en) * | 2004-04-23 | 2005-09-21 | Delta Electronics Inc | A heat pipe and producing method thereof |
| CN100404993C (en) * | 2005-03-29 | 2008-07-23 | 业强科技股份有限公司 | Heat pipe manufacturing method |
| JP2007056302A (en) * | 2005-08-24 | 2007-03-08 | Fujikura Ltd | Method for producing sintered wick layer of heat pipe |
| CN1920465A (en) * | 2005-08-25 | 2007-02-28 | 纬创资通股份有限公司 | Heat pipe with built-in sintering core and its manufacture |
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- 2011-05-18 CN CN201110143864.5A patent/CN102788525B/en active Active
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| CN102788525A (en) | 2012-11-21 |
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