CN220733292U - Wing type temperature equalizing plate - Google Patents
Wing type temperature equalizing plate Download PDFInfo
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- CN220733292U CN220733292U CN202322171902.9U CN202322171902U CN220733292U CN 220733292 U CN220733292 U CN 220733292U CN 202322171902 U CN202322171902 U CN 202322171902U CN 220733292 U CN220733292 U CN 220733292U
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- 238000001704 evaporation Methods 0.000 claims abstract description 50
- 230000008020 evaporation Effects 0.000 claims abstract description 50
- 239000000758 substrate Substances 0.000 claims abstract description 48
- 238000009833 condensation Methods 0.000 claims abstract description 43
- 230000005494 condensation Effects 0.000 claims abstract description 43
- 238000000926 separation method Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000012546 transfer Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 5
- 239000007791 liquid phase Substances 0.000 abstract description 3
- 230000010355 oscillation Effects 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to an airfoil type temperature equalizing plate, which aims at solving the technical problems that the quantity heat transfer coefficient of the existing like products is smaller, the heat transfer capacity is weaker, the internal working medium is easily limited by gravity, the gas-liquid phase effect is poor, and the oscillation flow effect of a gas column and a liquid column between an evaporation end and a condensation end is poor. The main point is that an evaporation area at the channel of the first substrate and/or the second substrate of the wing-shaped temperature equalizing plate is provided with an evaporation area dividing strip according to the position of the power device, the evaporation area dividing strip divides the transverse channel into two parts for preventing the left transverse channel from being interfered by the right heated evaporation area transverse channel, and a condensation area dividing strip is arranged between the first-stage channel and the second-stage channel of the right transverse channel; the primary channel and the secondary channel are connected in a winding way, and simultaneously serve as a channel in the outer side area of the machine body and the machine head to be connected in an array winding way towards the machine body and the machine head to form a wing channel, the machine head channel forms an evaporation area, and the machine body and the wing channel form a condensation area.
Description
Technical Field
The utility model relates to a plate type heat radiator, in particular to an airfoil type temperature equalizing plate.
Background
The heat dissipation device is used for rapidly dissipating heat in equipment parts such as mechanical equipment, a metal cabinet and a circuit board, so that the equipment parts can work normally, and comprises a heat dissipation fan, a heat dissipation plate, a cooling tower, a condensate pipe, a temperature equalizing plate and other parts. Along with the gradual trend of integration and miniaturization of electronic products, especially the power density of electronic components is increasingly higher; the conventional aluminum plate or copper plate cannot meet the heat transfer requirement of increasing high power density, copper materials are three times heavier under the same size, the aluminum plate or copper plate is not suitable for some light-weight application occasions, copper VC is dry-burned under the ultra-high power density, and the heat transfer requirement of the ultra-high power density is not met, particularly in the anti-gravity application occasions where some power devices are arranged on the upper part. Some existing temperature-equalizing plate structures, such as application number 2023103426594 disclosed in Chinese patent literature, application publication date 2023.06.09, and the name of the utility model, namely a temperature-equalizing plate and a manufacturing method of the temperature-equalizing plate; further, as disclosed in chinese patent document application No. 202121834109.7, grant date 2022.01.11, the name of the utility model "composite capillary structure samming plate". However, the inner chambers of the products and the like are generally provided with capillary structures or composite capillary structures, so that the volume is large, the equivalent heat transfer coefficient is small, the heat transfer capacity is weak, the cost is high, the assembly production is inconvenient, the internal working medium is easily limited by gravity, the gas-liquid phase separation effect is poor, and particularly, the oscillation flow effect of the internal gas column and the liquid column between the evaporation end and the condensation end is poor, so that the heat transfer effect is poor.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide an airfoil type temperature equalizing plate in the field, so that the problem that the interior of the existing like products needs to be designed with a capillary structure, which results in higher cost and inconvenient assembly production; meanwhile, the volume is larger, the equivalent heat transfer coefficient is smaller, the heat transfer capacity is weaker, the internal working medium is easily limited by gravity, and the gas-liquid phase-change effect is poor; in particular, the internal gas column and the liquid column have poor oscillation flow effect between the evaporation end and the condensation end, which results in the technical problem of poor heat transfer effect. The aim is achieved by the following technical scheme.
The wing type temperature equalizing plate comprises a first substrate and a second substrate, wherein the first substrate and the second substrate are welded and connected into a whole to form a main body, and one side of the main body is provided with a filling port; the structure design key point is that the plane of the first substrate and/or the second substrate at one side of the welding position of the first substrate and the second substrate is provided with sinuous distributed channels, an evaporation area of the channels is provided with evaporation area dividing strips according to the positions of the power devices, the evaporation area dividing strips divide the transverse channels into two parts for preventing the left transverse channel from being interfered by the right heated evaporation area transverse channels, the right transverse channel is divided into a primary channel and a secondary channel, and condensation area dividing strips are arranged between the primary channel and the secondary channel; the first-stage channel is in meandering communication with the second-stage channel, the left-side area transverse channel separated by the evaporation area separating strip and the condensation area separating strip is used as a machine head position, the right-side area transverse channel is used as a machine body position, the machine body position and the machine head position outside area channel are in meandering communication in an array towards the machine body position and the machine head position direction to form a wing channel, the machine head position channel forms an evaporation area, the machine body position and the wing channel form a condensation area, the channel is a closed-loop channel, and the filling port is communicated with the closed-loop channel. Therefore, the equivalent heat transfer coefficient of the wing-shaped temperature equalizing plate is large, heat can be rapidly and uniformly distributed on the substrate, and then the heat is taken away through the cold component, so that the heat dissipation requirement of high power density is met; meanwhile, the device is not limited by gravity, so that the device is suitable for the requirements of different mounting modes of power devices, and has wider application scenes.
The device comprises a machine head, a closed ring channel, a first-stage channel, a condensation zone, a second-stage channel, an evaporation zone, a first-stage channel, a second-stage channel and a condensation zone, wherein the evaporation zone, the first-stage channel, the condensation zone, the second-stage channel and the evaporation zone are connected into a whole to form a rectangular channel and are arranged at the edge of one side, the wing channel at the outer side of the rectangular channel is in a concave shape, and the wing channel surrounds the rectangular channel and is communicated with the two sides of the condensation zone at the position of the machine head and the wing channel respectively outwards to form the closed ring channel. The foregoing is a specific structural embodiment, which may be adjusted accordingly according to the position of the power device.
The evaporation area dividing strip and the condensation area dividing strip in the rectangular channel are transversely arranged, the wing channels communicated with the two sides of the outer side of the rectangular channel are longitudinally arranged, the wing channels on the other symmetrical side of the rectangular channel are transversely arranged, the closed channel inner channels are respectively and sinuously bent and connected to be communicated in a shape like a Chinese character 'ji', and the lengths of the wing channels at the evaporation area dividing strip and the condensation area dividing strip are larger than those of the wing channels. The above is a further embodiment of the closed loop channel structure.
The evaporation area dividing strip and the condensation area dividing strip are integrally formed to form a straight line. According to the existing similar products, the separation of the channels can be realized by integrally combining the shapes of the corrugated shape or the S shape and the like.
The widths of the primary channel and the secondary channel are different or the same, and are alternately arranged between the condensation zone separation strips. The widths of the primary channel and the secondary channel are different to be the optimal design, so that the dredging flow of the working medium in the evaporation area after being heated is facilitated.
The other side of the first substrate or the second substrate is provided with a boss for mounting the power device. The structure facilitates the installation of the power device through the boss.
The boss is the toper arch, and the top plane of boss is equipped with the texture groove of equidistance distribution. The structure is convenient for the lamination of the boss or the use of adhesive.
And a positioning convex column and a corresponding positioning concave column are arranged on the outer side of a channel on one side of the first substrate and the second substrate welded. The structure is convenient for welding the first substrate and the second substrate into a whole and pre-welding.
The first base plate and the second base plate are square, and mounting lugs which are integrally formed with the first base plate and the second base plate and correspond to the first base plate and the second base plate are respectively arranged at the end corners. The structure is convenient for the wing-shaped temperature equalizing plate to be installed and fixed through the installation holes.
The utility model has reasonable structural design, in particular simple channel structure, high processing freedom, small volume, strong heat transfer capability, anti-gravity and low cost; the heat-insulating plate is suitable for being used as an airfoil type temperature-insulating plate and further improves similar products.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present utility model.
Fig. 2 is a schematic view of the internal channel structure of the first substrate of fig. 1, wherein the dotted line portion is an evaporation area as a body position.
Fig. 3 is a schematic view of the bottom structure of fig. 1.
Fig. 4 is a schematic diagram of the internal channel structure of the second substrate of fig. 3.
Figure number and name: 1. the device comprises a first base plate, 2, a second base plate, 3, an inner channel, 4, a boss, 5, a mounting lug, 6, a filling port, 101, an evaporation area, 102, a primary channel, 103, a condensation area dividing strip, 104, a secondary channel, 105, an evaporation area dividing strip, 106, a wing channel, 107, a positioning convex column, 201 and a positioning concave column.
Detailed Description
The construction and use of the present utility model will now be further described with reference to the accompanying drawings. As shown in fig. 1-4, the airfoil-shaped temperature equalizing plate takes a structure that one side of the welding surface of the first substrate 1 and one side of the welding surface of the second substrate 2 are provided with the same corresponding channels as a specific embodiment, but the channels can be arranged on one side of the welding surface of one substrate according to practical situations, the specific structure of the channels is not limited to the following zigzag-shaped serpentine communication design, and the specific structures of the evaporation area of the nose position, the condensation area of the body position and the condensation area channels of the wing channels 106 are not limited to the concave-shaped structural design, and the condensation area of the wing channels surrounds the evaporation area of the nose position and the outside of the condensation area of the body position. The airfoil type temperature equalizing plate comprises a first base plate 1 and a second base plate 2; the first substrate 1 and the second substrate 2 are welded together to form the wing-shaped temperature-equalizing plate structure; the evaporation area 101 of the first substrate 1 is provided with a winding distribution channel, the evaporation area 105 is arranged according to the position of the power device, the evaporation area 105 divides the transverse channel into two parts, the left transverse channel is prevented from being interfered by the right heated evaporation area transverse channel, the right transverse channel is divided into a primary channel 102 and a secondary channel 104, a condensation area 103 is arranged between the primary channel 102 and the secondary channel 104, the widths of the primary channel 102 and the secondary channel 104 are different, and the condensation area is alternately arranged between the condensation area.
The primary channel 102 and the secondary channel 104 are in serpentine communication, meanwhile, an evaporation area separation strip 105 and a condensation area separation strip 103 separate left area transverse channels as machine head positions, right area transverse channels as machine body positions, the machine body positions and the machine head position outer area channels are in array serpentine communication towards the machine body positions and the machine head position directions to form a wing channel 106, the machine head position channels form an evaporation area, the machine body positions and the wing channels form a condensation area, the channels are closed-loop channels, a working medium filling port 6 is formed in one side of an airfoil type temperature equalizing plate formed by welding the first substrate 1 and the second substrate 2 together, and the filling port 6 is communicated with the closed-loop channels.
The channels are filled with proper heat transfer working media through the filling ports 6, the evaporation area 101 generates bubbles after being heated, expands and boosts rapidly, and reaches the condensation area through flowing, and is broken when the condensation area is cooled, the pressure drops, and pressure difference is generated by bubble growth and breaking, and the heat transfer working media are driven to move directionally by pressure imbalance existing in the adjacent channels; because the channel pipe diameter is small enough, gas columns and liquid columns which are arranged at intervals and distributed randomly are formed in the channel pipe; the air column and the liquid column are driven by the pressure difference at two ends to flow in an oscillating way between the evaporation end and the condensation end, so that heat transfer is realized.
The second substrate 2 is provided with a boss 4 for mounting a power device; the second substrate 2 channel is the same as the first substrate 1 channel, and the second substrate 2 channel and the first substrate 1 channel are welded together to form a main body structure of the wing-shaped temperature equalizing plate; the first substrate 1 is provided with the positioning convex column 107, the second substrate 2 is provided with the corresponding positioning concave column 201, so that the first substrate 1 and the second substrate 2 are convenient to weld, and the product size is not affected due to position deviation.
The first substrate 1 and the second substrate 2 are respectively provided with corresponding mounting lugs 5, and the corresponding mounting lugs 5 are welded together to form a product.
Meanwhile, the widths of the first-stage channel and the second-stage channel are the same, the channel evaporation area, the first-stage channel, the condensation area separation strip, the second-stage channel and the evaporation area separation strip are connected into a whole to form a rectangular channel and are arranged at one side edge, the wing grooves at the outer sides of the rectangular channels are in a concave shape, and the wing channels surround the rectangular channels and are respectively communicated with the two sides of the condensation area at the machine head position and the wing channels to form the closed channel. The evaporation area dividing strip and the condensation area dividing strip in the rectangular channel are transversely arranged, the wing channels communicated with the two sides of the outer side of the rectangular channel are longitudinally arranged, the wing channels on the other symmetrical side of the rectangular channel are transversely arranged, the closed channel channels respectively meander and are connected and communicated in a shape like a Chinese character 'ji', and the length of the wing channels at the positions of the evaporation area dividing strip and the condensation area dividing strip is larger than that of the wing channels. The boss is the toper arch, and the top plane of boss is equipped with the texture groove that the equidistance distributes.
In summary, the channel of the wing-shaped temperature equalizing plate has simple structure and high processing freedom, the working medium naturally forms a distribution form between gas and liquid phases in the flow channel by virtue of the surface tension of the working medium, and under the action of heat, the gas column and the liquid column vibrate in the evaporation section and the condensation section to realize heat transfer, so that the wing-shaped temperature equalizing plate has the advantages of small volume, large equivalent heat transfer coefficient, no capillary limit design, no limitation of gravity and wider application scene; the heat transfer element meets the requirements of the existing similar products on small volume, strong heat transfer capability, anti-gravity and low cost.
Claims (9)
1. The wing-shaped temperature-equalizing plate comprises a first base plate (1) and a second base plate (2), wherein the first base plate and the second base plate are welded and connected into a whole to form a main body, and a filling port (6) is arranged on one side of the main body; the solar cell is characterized in that a first substrate and/or a second substrate are/is arranged on the plane of one side of the welding part of the first substrate (1) and the second substrate (2), and a meandering channel is arranged on the plane of the first substrate and/or the plane of the second substrate, an evaporation area (101) of the channel is provided with an evaporation area dividing strip (105) according to the position of a power device, the evaporation area dividing strip divides a transverse channel into two parts for preventing a left transverse channel from being interfered by a right heated evaporation area transverse channel, the right transverse channel is divided into a first-stage channel (102) and a second-stage channel (104), and a condensation area dividing strip (103) is arranged between the first-stage channel and the second-stage channel; the primary channel is in meandering communication with the secondary channel, the left area transverse channel separated by the evaporation area separation strip and the condensation area separation strip is used as a machine head position, the right area transverse channel is used as a machine body position, the machine body position and the machine head position outside area channels are in meandering communication in an array towards the machine body position and the machine head position direction to form a wing channel (106), the machine head position channels form an evaporation area, the machine body position and the wing channel form a condensation area, the channels are closed-loop channels, and the filling port (6) is communicated with the closed-loop channels.
2. The wing type temperature equalizing plate according to claim 1, wherein the channel evaporation area (101), the primary channel (102), the condensation area dividing strip (103), the secondary channel (104) and the evaporation area dividing strip (105) are connected into a whole to form a rectangular channel and are arranged at one side edge, the wing channel (106) at the outer side of the rectangular channel is concave, and the wing channel surrounds the rectangular channel and is respectively communicated with the two sides of the condensation area at the position of the machine head and the wing channel to form the closed channel.
3. The wing section temperature equalizing plate according to claim 2, wherein the evaporation area dividing strip (105) and the condensation area dividing strip (103) in the rectangular channel are transversely arranged, wing channels (106) which are communicated with each other at two sides of the outer side of the rectangular channel are longitudinally arranged, wing channels on the symmetrical other side of the rectangular channel are transversely arranged, the closed channel inner channels are respectively and sinuously connected and communicated in a shape like a Chinese character 'ji', and the lengths of the channels at the evaporation area dividing strip and the condensation area dividing strip are larger than those at the wing channels.
4. The airfoil temperature equalization plate of claim 1, wherein said evaporation zone divider (105) and condensation zone divider (103) are integrally formed in a straight line.
5. The airfoil temperature equalizing plate according to claim 1, wherein the primary channels (102) and the secondary channels (104) are different or identical in width and alternate between condensation zone separation strips.
6. The airfoil temperature equalizing plate according to claim 1, characterized in that a boss (4) for mounting a power device is provided on the other side of the first substrate (1) or the second substrate (2).
7. The airfoil temperature equalizing plate according to claim 6, wherein said boss (4) is tapered convex, and the top plane of the boss is provided with texture grooves distributed equidistantly.
8. The airfoil temperature equalizing plate according to claim 1, wherein a positioning convex column (107) and a corresponding positioning concave column (201) are disposed outside a side channel of the first substrate (1) and the second substrate (2) welded together.
9. The airfoil type temperature equalizing plate according to claim 1, wherein the first base plate (1) and the second base plate (2) are square, and mounting lugs (5) which are integrally formed with the first base plate and the second base plate and correspond to the first base plate and the second base plate are respectively arranged at end corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322171902.9U CN220733292U (en) | 2023-08-11 | 2023-08-11 | Wing type temperature equalizing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322171902.9U CN220733292U (en) | 2023-08-11 | 2023-08-11 | Wing type temperature equalizing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220733292U true CN220733292U (en) | 2024-04-05 |
Family
ID=90501977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322171902.9U Active CN220733292U (en) | 2023-08-11 | 2023-08-11 | Wing type temperature equalizing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220733292U (en) |
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2023
- 2023-08-11 CN CN202322171902.9U patent/CN220733292U/en active Active
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