CN219305292U - Heat dissipation type power module - Google Patents
Heat dissipation type power module Download PDFInfo
- Publication number
- CN219305292U CN219305292U CN202223464285.3U CN202223464285U CN219305292U CN 219305292 U CN219305292 U CN 219305292U CN 202223464285 U CN202223464285 U CN 202223464285U CN 219305292 U CN219305292 U CN 219305292U
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- power supply
- power
- module
- air guide
- heat dissipation
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Abstract
The utility model discloses a heat dissipation type power module, which relates to the technical field of power modules and aims to solve the problem that a narrow chassis is difficult to accommodate a lower heat dissipation structure because the heat dissipation module is too large.
Description
Technical Field
The utility model relates to the technical field of power modules, in particular to a heat dissipation type power module.
Background
In the conventional power module device, as in the application number: 202120257756.X; the name is: a heat dissipating unit for a power module, the apparatus comprising: a heat sink and a mounting bracket; the mounting bracket is used for placing a power module needing heat dissipation; the middle part of the top surface of the mounting bracket is provided with a recess for placing a power module, and the power module is placed in the recess and fixed on the mounting bracket; the concave has a set depth, so that the bottom surface of the radiating fin placed on the mounting bracket is contacted with the radiating surface of the power module needing to radiate heat; the radiating fin is fixed on the top surface by the fixing mechanism arranged on the top surface, so that the heat dissipation of the power module is realized, and the radiating unit for the power module has the following beneficial effects: the power module is short in time, low in labor cost and not easy to damage.
However, in the heat dissipation type power module, because the heat dissipation module is too large, a narrow case is difficult to accommodate the lower heat dissipation structure; therefore, the existing requirements are not satisfied, and a heat dissipation type power module is proposed.
Disclosure of Invention
The utility model aims to provide a heat dissipation type power module, which is used for solving the problem that the chassis proposed in the background technology is difficult to effectively dissipate heat.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat dissipation formula power module, includes the power casing, the upper end of power casing is provided with the upper cover, the inside of upper cover is provided with the louvre, the inside of louvre is provided with first dust screen, all be provided with the air inlet around the outside of power casing, the inside of power casing is provided with power module.
Further, the top of power module is provided with the second dust screen, the upper end of second dust screen is provided with heat dissipation fan, and the louvre of upper cover has greatly improved the heat extraction aperture to ensure radiating efficiency, first dust screen has improved the barrier property to external dust and to heat dissipation fan's protection performance.
Further, porous breathable strips are arranged around the power module and are arranged on the inner wall of the power shell, and the porous breathable strips further improve the heat dissipation efficiency around the power module, so that the overall heat dissipation speed of the power module is greatly improved, and the problem that the power module is locally overheated is effectively prevented.
Further, the lower extreme of power module is provided with the third dust screen, the lower extreme of third dust screen is provided with first air guide strip, the lower extreme of first air guide strip is provided with the second air guide strip, and first air guide strip and second air guide strip cross arrangement set up.
Further, the air vent is arranged on the inner side of the air inlet, and the air vent is in sealing connection with a gap between the second air guide strip.
Further, screw holes are formed in four corners of the upper end face of the power supply shell, locking bolts are arranged in four corners of the upper end of the upper cover, and the locking bolts are in threaded connection with the upper cover and the screw holes.
Further, a power socket is arranged on one side of the power supply shell, and the power socket is electrically connected with a power supply end of the power supply module.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the power supply shell, the air inlet, the air vent, the third dust screen, the first air guide strip, the second air guide strip, the porous air guide strip, the second dust screen and the heat dissipation fan, when the working temperature of the power supply module rises, the heat dissipation fan works, external air is sucked from the air inlet and then is sucked along the air vent, the gaps between the second air guide strips, the gaps between the first air guide strips, the third dust screen and the porous air guide strip, and then hot air which is used for carrying the power supply module by the second dust screen and is radiated by the heat dissipation fan is pumped out from the heat dissipation fan, and finally is discharged from the heat dissipation hole of the upper cover, so that the heat dissipation efficiency of the periphery of the power supply module is greatly improved.
2. Through upper cover, louvre, the setting of first dust screen, the louvre of upper cover has greatly improved the heat extraction aperture to ensure radiating efficiency, first dust screen has improved the barrier property to external dust and to the protection performance of cooling fan.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the power supply housing of the present utility model;
FIG. 3 is a schematic view of a porous gas permeable strip according to the present utility model;
FIG. 4 is a schematic diagram of a third dust screen, a first air guide strip and a second air guide strip according to the present utility model;
FIG. 5 is an enlarged view of a portion of the utility model at A;
in the figure: 1. a power supply housing; 2. an upper cover; 3. a heat radiation hole; 4. a first dust screen; 5. a heat radiation fan; 6. an air inlet; 7. a power socket; 8. a locking bolt; 9. a threaded hole; 10. a second dust screen; 11. a power module; 12. a porous breathable strip; 13. a third dust screen; 14. a first air guide strip; 15. a second air guide strip; 16. and a vent hole.
Detailed Description
Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a heat dissipation formula power module, includes power casing 1, the upper end of power casing 1 is provided with upper cover 2, the inside of upper cover 2 is provided with louvre 3, the inside of louvre 3 is provided with first dust screen 4, all be provided with air inlet 6 around the outside of power casing 1, the inside of power casing 1 is provided with power module 11, one side of power casing 1 is provided with power socket 7, and power socket 7 and power module 11's power supply end electric connection.
The power module is characterized in that a second dustproof net 10 is arranged above the power module 11, a heat radiation fan 5 is arranged at the upper end of the second dustproof net 10, porous air-permeable strips 12 are arranged around the power module 11, the porous air-permeable strips 12 are arranged on the inner wall of the power shell 1, a third dustproof net 13 is arranged at the lower end of the power module 11, a first air guide strip 14 is arranged at the lower end of the third dustproof net 13, a second air guide strip 15 is arranged at the lower end of the first air guide strip 14, the first air guide strips 14 and the second air guide strips 15 are arranged in a crossed mode, air holes 16 are formed in the inner side of the air inlet 6, and gaps between the air holes 16 and the second air guide strips 15 are in sealing connection.
When the working temperature of the power module 11 rises, the heat dissipation fan 5 works, external air is sucked from the air inlet 6 and then is fully sucked out along the vent holes 16, the gaps between the second air guide strips 15, the gaps between the first air guide strips 14, the third dust screen 13 and the porous air guide strips 12, hot air which carries heat emitted by the power module 11 from the second dust screen 10 is pumped out from the heat dissipation fan 5, and finally is discharged from the heat dissipation holes 3 of the upper cover 2, so that the heat dissipation efficiency of the periphery of the power module 11 is greatly improved, and due to the arrangement of the third dust screen 13, the first air guide strips 14 and the second air guide strips 15, the heat of the lower end face of the power module 11 is fully pumped out, and the heat dissipation efficiency of the periphery of the power module 11 is further improved by the porous air guide strips 12, so that the whole heat dissipation speed of the power module 11 is greatly improved, and the problem that the power module 11 is locally overheated is effectively prevented, and the problem that a narrow chassis is difficult to accommodate a lower heat dissipation structure due to the fact that the heat dissipation module is too large is solved.
The utility model discloses a power supply casing 1, including upper cover 2, power supply casing 1, locking bolt 8, screw hole 9 have greatly improved the packaging efficiency of upper cover 2 and power supply casing 1 equipment, the up end four corners of power supply casing 1 all is provided with screw hole 9, the upper end four corners of upper cover 2 all is provided with locking bolt 8, and locking bolt 8 and upper cover 2, screw hole 9 threaded connection.
Working principle: when the heat dissipation fan 5 works when the working temperature of the power module 11 rises, external air is sucked from the air inlet 6 and then is fully sucked out along the vent holes 16, the gaps between the second air guide strips 15, the gaps between the first air guide strips 14, the third dust screen 13 and the porous air guide strips 12, hot air which carries heat emitted by the power module 11 from the second dust screen 10 is pumped out from the heat dissipation fan 5 and finally is discharged from the heat dissipation holes 3 of the upper cover 2, so that the heat dissipation efficiency of the periphery of the power module 11 is greatly improved, the heat of the lower end face of the power module 11 is fully pumped out due to the arrangement of the third dust screen 13, the first air guide strips 14 and the second air guide strips 15, and the heat dissipation efficiency of the periphery of the power module 11 is further improved by the porous air guide strips 12, so that the whole heat dissipation speed of the power module 11 is greatly improved, and the problem that the power module 11 is locally overheated is effectively prevented, and the problem that a narrow chassis is difficult to accommodate a lower heat dissipation structure due to the fact that the existing heat dissipation module is too large is solved.
Claims (7)
1. The utility model provides a heat dissipation formula power module, includes power casing, its characterized in that: the upper end of power casing is provided with the upper cover, the inside of upper cover is provided with the louvre, the inside of louvre is provided with first dust screen, the outside of power casing all is provided with the air inlet all around, the inside of power casing is provided with power module.
2. A heat sink type power supply module as claimed in claim 1, wherein: the power module is provided with the second dust screen in the top, the upper end of second dust screen is provided with cooling fan.
3. A heat sink type power supply module as claimed in claim 1, wherein: porous breathable strips are arranged around the power module, and the porous breathable strips are arranged on the inner wall of the power shell.
4. A heat sink type power supply module as claimed in claim 1, wherein: the lower extreme of power module is provided with the third dust screen, the lower extreme of third dust screen is provided with first air guide strip, the lower extreme of first air guide strip is provided with the second air guide strip, and first air guide strip and the setting of second air guide strip cross arrangement.
5. A heat sink type power supply module as claimed in claim 1, wherein: the inner side of the air inlet is provided with an air vent, and the air vent is in sealing connection with a gap between the second air guide strip.
6. A heat sink type power supply module as claimed in claim 1, wherein: the utility model discloses a power supply, including power supply shell, upper end, upper cover, locking bolt, upper cover, screw hole, power supply shell's up end four corners all is provided with the screw hole, the upper end four corners of upper cover all is provided with locking bolt, and locking bolt and upper cover, screw hole threaded connection.
7. A heat sink type power supply module as claimed in claim 1, wherein: one side of the power supply shell is provided with a power supply socket, and the power supply socket is electrically connected with a power supply end of the power supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223464285.3U CN219305292U (en) | 2022-12-26 | 2022-12-26 | Heat dissipation type power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223464285.3U CN219305292U (en) | 2022-12-26 | 2022-12-26 | Heat dissipation type power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219305292U true CN219305292U (en) | 2023-07-04 |
Family
ID=86950614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223464285.3U Active CN219305292U (en) | 2022-12-26 | 2022-12-26 | Heat dissipation type power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219305292U (en) |
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2022
- 2022-12-26 CN CN202223464285.3U patent/CN219305292U/en active Active
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