CN219711755U - Silicon carbide module and air bearing air compressor machine fuse heat abstractor - Google Patents
Silicon carbide module and air bearing air compressor machine fuse heat abstractor Download PDFInfo
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- CN219711755U CN219711755U CN202320830293.0U CN202320830293U CN219711755U CN 219711755 U CN219711755 U CN 219711755U CN 202320830293 U CN202320830293 U CN 202320830293U CN 219711755 U CN219711755 U CN 219711755U
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- China
- Prior art keywords
- silicon carbide
- air compressor
- water channel
- channel wall
- annular water
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 59
- 239000000919 ceramic Substances 0.000 claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 230000004927 fusion Effects 0.000 claims description 7
- 239000004519 grease Substances 0.000 abstract description 6
- 229920001296 polysiloxane Polymers 0.000 abstract description 6
- 239000000110 cooling liquid Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
Abstract
The utility model discloses a fused heat dissipation device of a silicon carbide module and an air bearing air compressor, which comprises an air compressor main body, wherein one end of the air compressor main body is provided with an annular water channel wall; silicon carbide is arranged on the annular water channel wall through a ceramic sheet and a tabletting assembly; the method that silicon carbide is annularly wrapped on the outer side of the annular water channel wall is adopted, and heat conduction silicone grease is uniformly coated between the ceramic plate and the annular water channel wall and between the silicon carbide and the ceramic plate; according to the fused heat dissipation device of the silicon carbide module and the air bearing air compressor, heat of silicon carbide is conducted to the annular water channel wall of the air compressor main body, the heat is taken away by circulating cooling liquid, the heat conduction capacity of the silicon carbide is accelerated, a more uniform heat dissipation effect is formed by annular surrounding, and the temperature is controlled to be lower and more constant; in addition, the silicon carbide and the air compressor adopt independent modules, so that the cost is lower, the production is more efficient and more convenient, the reliability is higher, and the maintenance is more convenient.
Description
Technical Field
The utility model relates to the technical field of heat dissipation of air compressor equipment, in particular to a heat dissipation device for fusion of a silicon carbide module and an air bearing air compressor.
Background
The SiC module is mainly used for a power control unit, compared with an IGBT, silicon carbide (SiC) is a more advanced power electronic chip used as a controller, the frequency and the efficiency can be very high, the volume can be very small, the power control unit has the performance advantages of wider forbidden band width, several times of critical breakdown field intensity, double electron saturation drift rate, three times of thermal conductivity and the like, has the characteristics of higher frequency, high efficiency, high pressure resistance, high temperature resistance and the like electrically, is widely used in the field of new energy automobiles at present, and if the temperature of the SiC module is too high, the SiC module has extremely high potential safety hazard; the utility model provides a fused heat dissipation device of a silicon carbide module and an air bearing air compressor, which is used for solving the problem that the heat dissipation of the air compressor and the SiC module is solved, and the air compressor and the SiC module are required to dissipate heat, so that the working temperature is not too high to be controlled, and the SiC module and the air compressor are kept at reasonable working temperatures.
Disclosure of Invention
In view of the foregoing drawbacks and shortcomings of the prior art, it is desirable to provide a fused heat sink for a silicon carbide module and an air bearing air compressor.
The utility model provides a fused heat dissipation device of a silicon carbide module and an air bearing air compressor, which comprises an air compressor main body, wherein one end of the air compressor main body is provided with an annular water channel wall; silicon carbide is arranged on the annular water channel wall through a tabletting assembly.
Preferably, a plurality of mounting planes are arranged on the annular water channel wall, and fixing bosses are arranged on the annular water channel wall and located between the mounting planes.
Preferably, a ceramic plate is arranged on the installation plane; the silicon carbide is arranged on one surface of the ceramic plate, which is far away from the corresponding mounting plane.
Preferably, the pressing piece assembly comprises pressing pieces arranged on the top surfaces of two adjacent silicon carbide, and the pressing pieces are fixed on the corresponding fixing bosses through screws and used for fixing and locking the corresponding silicon carbide.
Compared with the prior art, the utility model has the beneficial effects that:
according to the fused heat dissipation device of the silicon carbide module and the air bearing air compressor, silicon carbide is tightly pressed on the annular water channel wall of the air compressor through the pressing sheet, then annular wrapping is formed, heat of the silicon carbide is conducted to the annular water channel wall of the metal aluminum alloy of the air compressor main body, the heat is taken away by circulating cooling liquid, the rapid heat conduction capacity of the silicon carbide is accelerated, a more uniform heat dissipation effect is formed by annular wrapping, and the temperature is controlled lower and more constant; under the condition that the circuit board meets the electrical requirement, the stacking is more compact, and the shielding electromagnetic compatibility is better; the deep fusion of the silicon carbide module and the air compressor is realized, the function of sharing one waterway is realized, and compared with the traditional mode of using two waterways, the space occupation is smaller, and the heat dissipation effect is better;
the silicon carbide and the air compressor adopt independent modules, so that the cost is lower, the production is more efficient and more convenient, the reliability is higher, and the maintenance is more convenient.
It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model.
Other features of the present utility model will become apparent from the description that follows.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of a heat dissipating device for a silicon carbide module and an air bearing air compressor;
FIG. 2 is a schematic view of the structure of the air compressor body including the annular water channel wall;
FIG. 3 is a schematic diagram of a ceramic wafer;
FIG. 4 is a schematic structural view of silicon carbide;
FIG. 5 is a schematic view of the structure of silicon carbide, ceramic sheets and the side of the annular waterway wall;
reference numerals in the drawings: 1. an air compressor main body; 2. an annular waterway wall; 21. a mounting plane; 22. a fixing boss; 3. a tabletting assembly; 31. tabletting; 32. a screw; 4. silicon carbide; 5. and (3) a ceramic sheet.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
The utility model aims to solve the technical problem of fusion heat dissipation of a silicon carbide module and an air bearing air compressor; the heat dissipation device is integrated, cooling water is driven by the water way heat dissipation circulation of the air compressor main body 1, silicon carbide 4 is arranged on the annular water channel wall 2 through which cooling liquid of the air compressor main body 1 passes, the silicon carbide 4 wraps the whole annular water flow channel, heat is transferred to the metal shell of the air compressor main body 1, and then the flowing cooling liquid takes away the heat, so that good cooling effect can be ensured, and the balance control of temperature can be ensured.
Referring to fig. 1 to 5, an embodiment of the present utility model provides a fused heat dissipating device of silicon carbide 4 and an air bearing air compressor, which comprises an air compressor main body 1, wherein one end of the air compressor main body 1 is provided with an annular water channel wall 2, and a water inlet and a water outlet are arranged on the air compressor main body 1 and are communicated with the annular water channel wall 2; the annular water channel wall 2 is provided with silicon carbide 4 through a tabletting assembly 3.
Wherein, the annular water channel wall 2 is made of metal aluminum alloy and other materials which are favorable for heat conduction.
In a preferred embodiment, a plurality of mounting flats 21 are provided on the annular waterway wall 2, and a securing boss 22 is provided on the annular waterway wall 2 between the mounting flats 21.
In a preferred embodiment, the mounting plane 21 is provided with a ceramic wafer 5; the silicon carbide 4 is arranged on the surface of the ceramic plate 5 away from the corresponding mounting plane 21, wherein the heat conducting surface of the silicon carbide 4 is closely attached to the surface of the corresponding ceramic plate 5 away from the corresponding mounting plane 21.
In a preferred embodiment, the press plate assembly 3 includes press plates 31 disposed on top surfaces of two adjacent silicon carbide 4, and the press plates 31 are fixed to the corresponding fixing bosses 22 by screws 32 for fixedly locking the corresponding silicon carbide 4.
The application method of the fusion heat dissipation device of the silicon carbide module and the air bearing air compressor comprises the following steps:
1) Wiping the installation plane 21 on the annular water channel wall 2 clean;
2) Uniformly coating heat-conducting silicone grease on the ceramic sheet 5, and tightly attaching one surface of the ceramic sheet 5 coated with the heat-conducting silicone grease to the corresponding mounting plane 21;
3) Uniformly coating heat-conducting silicone grease on the heat-conducting surface of the silicon carbide 4, and attaching the surface of the silicon carbide 4 coated with the heat-conducting silicone grease to the surface of the ceramic piece 5 not coated with the heat-conducting silicone grease;
4) After the silicon carbide 4 is pressed on the corresponding ceramic plate 5 by the pressing sheet 31, the pressing sheet 31 is fixed on the corresponding fixing boss 22 by the screw 32, and the fastening of the silicon carbide 4 is completed.
The silicon carbide 4 is tightly pressed on the annular water channel wall 2 on the air compressor main body 1 through the pressing sheet 31, then annular wrapping is formed, heat of the silicon carbide 4 is conducted to the metal aluminum alloy annular water channel wall 2 of the air compressor main body 1, the heat is taken away by circulating cooling liquid, the capability of rapidly conducting heat of the silicon carbide 4 is accelerated, a more uniform heat dissipation effect is formed by annular wrapping, and the temperature control is lower and more constant.
In the description of the present specification, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (4)
1. The integrated heat dissipation device for the silicon carbide module and the air bearing air compressor is characterized by comprising an air compressor main body, wherein one end of the air compressor main body is provided with an annular water channel wall; silicon carbide is arranged on the annular water channel wall through a ceramic plate and a tabletting assembly.
2. The heat dissipating device for fusion of a silicon carbide module and an air bearing air compressor of claim 1, wherein a plurality of mounting planes are provided on the annular water channel wall, and a fixing boss is provided on the annular water channel wall between the mounting planes.
3. The heat dissipating double-fuselage of fusion of silicon carbide die set and air bearing air compressor of claim 2, wherein the said ceramic wafer is set up on the said mounting plane; the silicon carbide is arranged on one surface of the ceramic plate, which is far away from the corresponding mounting plane.
4. The heat dissipating device for fusion of a silicon carbide module and an air bearing air compressor of claim 2, wherein the tablet assembly comprises tablets disposed on top surfaces of two adjacent silicon carbide modules, and the tablets are fixed on the corresponding fixing bosses by screws for fixing and locking the corresponding silicon carbide modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320830293.0U CN219711755U (en) | 2023-04-14 | 2023-04-14 | Silicon carbide module and air bearing air compressor machine fuse heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320830293.0U CN219711755U (en) | 2023-04-14 | 2023-04-14 | Silicon carbide module and air bearing air compressor machine fuse heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711755U true CN219711755U (en) | 2023-09-19 |
Family
ID=88015847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320830293.0U Active CN219711755U (en) | 2023-04-14 | 2023-04-14 | Silicon carbide module and air bearing air compressor machine fuse heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711755U (en) |
-
2023
- 2023-04-14 CN CN202320830293.0U patent/CN219711755U/en active Active
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