CN101451791B - Temperature homogenization board and its making method - Google Patents
Temperature homogenization board and its making method Download PDFInfo
- Publication number
- CN101451791B CN101451791B CN2007101954356A CN200710195435A CN101451791B CN 101451791 B CN101451791 B CN 101451791B CN 2007101954356 A CN2007101954356 A CN 2007101954356A CN 200710195435 A CN200710195435 A CN 200710195435A CN 101451791 B CN101451791 B CN 101451791B
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- temperature
- accommodation space
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Abstract
The invention provides a temperature-uniforming plate and manufacturing method thereof; an opening part, which is like a known degassing tube or vacuum-pumping tube and for injecting working fluid, degassing and the like is directly formed on the temperature-uniforming plate in an integrated manner, and can be pressed and sealed immediately after finishing degassing operation and the like when integrated on the temperature-uniforming plate, so that the vacuum degree and sealing quantity of the working fluid in the temperature-uniforming plate can be controlled accurately and the manufacturing is easy.
Description
Technical field
The present invention is relevant with a kind of heat dissipation technology, refers to a kind of temperature-uniforming plate and manufacture method thereof especially.
Background technology
Temperature-uniforming plate belongs to a kind of tabular heat pipe, and its principle is identical with heat pipe, all passes through the inner vacuum environment, can produce phase change because of meeting heat so that its inner working fluid of injection to be provided, and then transmit heat; Again because of meeting the cold liquid state that reverts back to, with the back circulation that refluxes.
Yet temperature-uniforming plate and heat pipe but are not quite similar on making.The body of heat pipe after body can seal an end earlier, is brought in by another that open and is carried out as the injection working fluid usually in a tubular form, degasification equal vacuum equalization, and the moment of waiting degasification to finish, closed tube can be finished the making of heat pipe at once.But the plate body of temperature-uniforming plate is tabular, and is made up of upper and lower two cover plates that cover mutually usually, and it not only must give edge sealing with two cover plate peripheries, more must reserve injection eloquence and can carry out aforesaid injection working fluid, degasification equal vacuum equalization; And in the past temperature-uniforming plate on making, must on this inlet, plug gas removing pipe or vacuum-pumping tube, so that the injection of working fluid, the carrying out of degasification equal vacuum equalization, and after above-mentioned each operation is finished, gas removing pipe or vacuum-pumping tube must be extracted again, just this inlet can be sealed, so will influence the vacuum of temperature-uniforming plate inside and the amount of sealing up for safekeeping of working fluid, and can't precisely control, simultaneously, also comparatively bother in the manufacturing.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of temperature-uniforming plate and manufacture method thereof, can precisely control the vacuum of temperature-uniforming plate inside and the amount of sealing up for safekeeping of working fluid, and is also more or less freely in the manufacturing.
In order to reach above-mentioned purpose, the invention provides a kind of temperature-uniforming plate manufacture method, its step is as follows:
A) prepare the cover plate that two-phase covers, constituting, and be formed with the hollow accommodation space in the plate body in order to plate body as temperature-uniforming plate;
B) one-body molded bossed port portion on the arbitrary cover plate of step a), port portion communicates with accommodation space;
C) periphery after step b) two cover plates are covered gives involution, only reserves port portion;
D) by step c) port portion the accommodation space in the plate body is carried out evacuation; And
E) step d) port portion is imposed pressing, so that port portion is sealed.
In order to reach above-mentioned purpose, the invention provides a kind of temperature-uniforming plate, comprise hollow plate body and the capillary structure that is attached at the plate body inwall; Wherein, plate body is covered mutually by two cover plates and constitutes, and two cover plates all are formed with the involution limit at its peripheral region, and the outer rim place is provided with weldering portion between the involution limit of two cover plates, and on arbitrary described involution limit one-body molded bossed port portion, port portion has at least a position to be flat and seals.
As can be seen from the above technical solutions, the present invention utilizes integrated mode, directly formation can be for injecting working fluid on the plate body of temperature-uniforming plate, the port portion of degasification equal vacuum equalization, this port portion is equivalent to known gas removing pipe or vacuum-pumping tube, but because of on the plate body that is shaped in temperature-uniforming plate, can be after operations such as degasification be finished pressing sealing immediately, so can precisely control the vacuum of temperature-uniforming plate inside and the amount of sealing up for safekeeping of working fluid, also more or less freely in the manufacturing.
Description of drawings
Fig. 1 is the flow chart of steps of the inventive method;
Fig. 2 is the three-dimensional exploded view of temperature-uniforming plate of the present invention;
Fig. 3 is the three-dimensional combination figure of temperature-uniforming plate of the present invention;
Fig. 4 is the enlarged drawing of Fig. 3 A part;
Fig. 5 is for carrying out the schematic diagram behind the peripheral involution according to Fig. 4;
Fig. 6 is the 6-6 cross-section cutaway view of Fig. 5;
Fig. 7 is for carrying out the schematic diagram behind the pressing sealing according to Fig. 5;
Fig. 8 is for carrying out the schematic diagram behind the heat sealing according to Fig. 7;
Fig. 9 is the three-dimensional exploded view of another embodiment of temperature-uniforming plate of the present invention;
Figure 10 is the port portion schematic diagram after another embodiment of temperature-uniforming plate of the present invention carries out pressing sealing;
The schematic diagram of Figure 11 for port portion etc. being located to be excised according to Figure 10.
Description of reference numerals
Plate body 1
Corner 101 plain blocks 102
The draw 130 expanders 131
Through hole 132 sealing ends 133
The specific embodiment
In order to make those skilled in the art can further understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet appended accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the present invention is limited.
See also Fig. 1, be the flow chart of steps of the inventive method.The invention provides a kind of temperature-uniforming plate and manufacture method thereof, the step of its method is as follows:
At first, as shown in Figure 2, preparation is in order to two required cover plates 10,11 of the plate body 1 that constitutes this temperature-uniforming plate, and two cover plates 10,11 can cover mutually and constitute this plate body 1, and formation can cover the back and the hollow accommodation space 12 (as shown in Figure 6) of sealing by two cover plates 10,11 in this plate body 1.This two cover plate 10,11 is all made by the good material of thermal conductivity, as aluminium, copper etc., and for being flat plate body, and the present invention for embodiment in, above-mentioned accommodation space 12 is given prominence to laterally and is formed by the cover plate 10 of one of them, and is pasted with capillary structure 2 on the inwall of this accommodation space 12.
As shown in Figure 3, this two cover plate 10,11 all is formed with involution limit 100,110 at peripheral region, and after these involution limit 100,110 usefulness cover for two cover plates 10,11, the accommodation space 12 in the plate body 1 is sealed.And in the present embodiment, the profile of two cover plates 10,11 is all rectangular, with on adjacent 100, the 110 phase junctions, involution limit of cover plate 10,11 any two, at least reserve a corner of cutting sth. askew 101,111 separately, with one-body molded bossed port portion 13 on the corner 101,111 of arbitrary cover plate 10,11, and this port portion 13 communicates with above-mentioned accommodation space 12; And the port portion 13 of present embodiment is positioned on the corner 101 of cover plate 10 of top, and embodiment promptly as shown in Figure 4 more specifically, the expander 131 that this port portion 13 comprises the draw 130 that is connected with accommodation space 12 and is communicated in these draw 130 ends, and has the through hole 132 that connects this expander 131 and this draw 130 by corner 101 outer rims in regular turn, to lead in this accommodation space 12.
As shown in Figure 5, after two cover plates, 10,11 upper and lower the covering, joint such as periphery utilization that two cover plates 10,11 are covered mutually such as diffusion welding (DW) again, the weldering of electricity slurry or welding means give involution, and only reserve this port portion 13.At this moment, can be by the expander 131 of this port portion 13 inject working fluid to the accommodation space 12 in the plate body 1, degasification equal vacuum equalization is because the relative aperture draw 130 of this expander 131 is big, so make operations such as injecting working fluid be easier to enforcement.
As shown in Figure 6, when the moment that above-mentioned evacuation operation finishes, promptly at once by means such as mould punching presses, the draw 130 of this port portion 13 is imposed pressing, and,, be easier to grasp the quality of sealing up for safekeeping of temperature-uniforming plate so make when sealing operation is carried out because the relative aperture expander 131 of the draw 130 is little.Again as shown in Figure 7, the port portion 13 after the pressing that is subjected to can seal its through hole 132 because of distortion, so this port portion 13 can be sealed, and in order to keeping the vacuum in the accommodation space 12, and is tentatively finished the making flow process of described temperature-uniforming plate.
As shown in Figure 8, for guaranteeing the sealing effect of port portion 13, also can be further the expander 131 of this port portion 13 be imposed hot melt, can be with the expander 131 that makes port portion 13 by the material fusing rear enclosed of self, further through hole 132 outer rims of port portion 13 are sealed.
Moreover, as shown in Figure 9, the profile of this two cover plate 10,11 also can be rounded respectively, and the involution limit 100,110 of this two cover plate 10,11 also cooperates its circle and centers on it, and all outwards be extruded with plain block 102,112 on the involution limit 100,110 of this two cover plate 10,11, and described port portion 13 promptly is shaped on the plain block 102,112 of arbitrary cover plate 10,11; And in the present embodiment, on the plain block 102 of the cover plate 10 above this port portion 13 still is positioned at, the expander 131 that this port portion 13 comprises the draw 130 that is connected with accommodation space 12 and is communicated in these draw 130 ends, and has the through hole 132 that connects this expander 131 and this draw 130 by plain block 102 outer rims in regular turn, to lead in this accommodation space 12.
As shown in figure 10, the peripheral involution of two cover plates 10,11 is described as preamble by steps such as pressing sealings to port portion 13; Yet, after the draw 130 of this port portion 13 is by pressing sealing, the plain block 102,112 of two cover plates 10,11 can be excised, and do not give the involution place at the involution limit 100,110 of two cover plates 10,11 once more and impose and engage or means such as welding, so can obtain circular temperature-uniforming plate (promptly showing) as Figure 11.
Therefore, by above-mentioned steps flow chart, can obtain temperature-uniforming plate manufacture method of the present invention.
In addition, please consult Figure 6 and Figure 7 more together, a kind of temperature-uniforming plate provided by the present invention, it comprises plate body 1, is formed at accommodation space 12 in this plate body 1 and the capillary structure 2 that is attached at these accommodation space 12 inwalls; Wherein:
This plate body 1 is covered mutually by above-mentioned two cover plates 10,11 and constitutes, this two cover plate 10,11 all is formed with involution limit 100,110 at peripheral region, 100,110 outer rim places, the involution limit of two cover plates 10,11 are provided with the weldering portion 14 that forms because of welding, and one-body molded bossed port portion 13 on arbitrary involution limit 100,110, this port portion 13 has at least a position to be flat and seals, in the present embodiment, the position of this flat is the draw 130, or further as shown in Figure 8, form sealing end 133 because of hot melt in through hole 132 outer rims of this port portion 13.
Therefore, by above-mentioned contexture, can obtain temperature-uniforming plate of the present invention.
The above only is a preferable possible embodiments of the present invention, and is non-so promptly limit to claim of the present invention, so variations such as the equivalence techniques that every utilization specification of the present invention and accompanying drawing content are done, means all are contained in protection scope of the present invention.
Claims (12)
1. a temperature-uniforming plate manufacture method is characterized in that, comprises step:
A) prepare the cover plate that two-phase covers, constitute in order to plate body, and be formed with the hollow accommodation space in this plate body as temperature-uniforming plate;
B) one-body molded bossed port portion on the described arbitrary cover plate of step a), this port portion communicates with this accommodation space;
C) periphery after described two cover plates of step b) are covered gives involution, only reserves this port portion;
D) by the described port of step c) portion the accommodation space in this plate body is carried out evacuation; And
E) the described port of step d) portion is imposed pressing, this port portion is sealed;
This of wherein said step b) two cover plates all are formed with the involution limit at its peripheral region, these involution limits supply this two cover plate after covering, seal this accommodation space, the profile of described two cover plates is all rectangular, on any two of this two cover plate adjacent phase junctions, involution limit, at least reserve a corner of cutting sth. askew separately, and described port portion promptly is positioned on this corner, described port portion comprises the draw that is connected with this accommodation space, and the expander that is communicated in this draw end, and have the through hole that connects this expander and this draw by the corner outer rim in regular turn, and lead in this accommodation space.
2. a temperature-uniforming plate manufacture method is characterized in that, comprises step:
A) prepare the cover plate that two-phase covers, constitute in order to plate body, and be formed with the hollow accommodation space in this plate body as temperature-uniforming plate;
B) one-body molded bossed port portion on the described arbitrary cover plate of step a), this port portion communicates with this accommodation space;
C) periphery after described two cover plates of step b) are covered gives involution, only reserves this port portion;
D) by the described port of step c) portion the accommodation space in this plate body is carried out evacuation; And
E) the described port of step d) portion is imposed pressing, this port portion is sealed;
This of wherein said step b) two cover plates all are formed with the involution limit at its peripheral region, these involution limits supply this two cover plate after covering, seal this accommodation space, described two cover plate profiles are all rounded, and on the involution limit of this two cover plate, all outwards be extruded with plain block, and described port portion is positioned on this plain block, the expander that described port portion comprises the draw that is connected with this accommodation space and is communicated in this draw end, and have the through hole that connects this expander and this draw by the plain block outer rim in regular turn, lead in this accommodation space.
3. temperature-uniforming plate manufacture method as claimed in claim 1 or 2 is characterized in that, described step a) is pasted with capillary structure at this accommodation space inwall.
4. temperature-uniforming plate manufacture method as claimed in claim 2 is characterized in that, after the described step e), the plain block of this two cover plate is excised, and then not giving the involution place at the involution limit of this two cover plate imposes the welding means.
5. temperature-uniforming plate manufacture method as claimed in claim 1 or 2 is characterized in that, described step c) with this two cover plate with welding means involution.
6. temperature-uniforming plate manufacture method as claimed in claim 5 is characterized in that, described welding means refer to diffusion welding (DW) or the weldering of electricity slurry.
7. temperature-uniforming plate manufacture method as claimed in claim 1 or 2 is characterized in that, described step d) also by this port portion to injecting the operation of working fluid in this plate body.
8. temperature-uniforming plate manufacture method as claimed in claim 1 or 2 is characterized in that, described step e) also further imposes hot melt with this port portion and seals.
9. temperature-uniforming plate, comprise hollow plate body and the capillary structure that is attached at this plate body inwall, it is characterized in that, described plate body is covered mutually by two cover plates and constitutes, this two cover plate all is formed with the involution limit at its peripheral region, and the outer rim place is provided with weldering portion between the involution limit of this two cover plate, and on arbitrary described involution limit one-body molded bossed port portion, this port portion has at least a position to be flat and seals;
The expander that wherein said port portion comprises the draw and is communicated in this draw end, the described position that is flat of this port portion is this draw.
10. temperature-uniforming plate as claimed in claim 9 is characterized in that the profile of described two cover plates is all rectangular, and on the phase junction, any two adjacent involution limits of this two cover plate, reserves a corner of cutting sth. askew separately at least, and described port portion promptly is positioned on this corner.
11. temperature-uniforming plate as claimed in claim 9 is characterized in that, the profile of described two cover plates is all rounded.
12. temperature-uniforming plate as claimed in claim 9 is characterized in that, the expander outer rim of described port portion further is formed with sealing end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101954356A CN101451791B (en) | 2007-11-28 | 2007-11-28 | Temperature homogenization board and its making method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101954356A CN101451791B (en) | 2007-11-28 | 2007-11-28 | Temperature homogenization board and its making method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101451791A CN101451791A (en) | 2009-06-10 |
| CN101451791B true CN101451791B (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101954356A Expired - Fee Related CN101451791B (en) | 2007-11-28 | 2007-11-28 | Temperature homogenization board and its making method |
Country Status (1)
| Country | Link |
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| CN (1) | CN101451791B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN103217036A (en) * | 2012-01-18 | 2013-07-24 | 张跃 | Heat fin |
| US20140014304A1 (en) * | 2012-01-19 | 2014-01-16 | Acmecools Tech. Ltd. | Method of manufacturing heat-dissipating device without injection tube and object manufactured by the method |
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| CN107560475B (en) * | 2017-09-07 | 2019-07-23 | 中微冷却技术（深圳）有限公司 | Temperature-uniforming plate and its manufacturing method |
| CN107543440B (en) * | 2017-09-09 | 2019-07-23 | 中微冷却技术（深圳）有限公司 | The manufacturing method and temperature-uniforming plate of temperature-uniforming plate |
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| CN110243216B (en) * | 2018-03-09 | 2024-06-07 | 双鸿电子科技工业(昆山)有限公司 | Temperature equalizing plate and manufacturing method thereof |
| CN111076581A (en) * | 2018-10-18 | 2020-04-28 | 超众科技股份有限公司 | Edgeless sealing method and structure for vapor chamber |
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| CN111366021B (en) * | 2018-12-25 | 2022-05-06 | 讯凯国际股份有限公司 | Temperature-equalizing plate and manufacturing method thereof |
| CN111043885A (en) * | 2020-01-06 | 2020-04-21 | 无锡中石库洛杰科技有限公司 | Thin type temperature-equalizing plate and manufacturing method thereof |
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| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101451791A (en) | 2009-06-10 |
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