CN220307659U - Efficient DC-DC power converter - Google Patents
Efficient DC-DC power converter Download PDFInfo
- Publication number
- CN220307659U CN220307659U CN202321777651.2U CN202321777651U CN220307659U CN 220307659 U CN220307659 U CN 220307659U CN 202321777651 U CN202321777651 U CN 202321777651U CN 220307659 U CN220307659 U CN 220307659U
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- Prior art keywords
- power converter
- lower shell
- upper shell
- shell
- heat
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- 239000004519 grease Substances 0.000 claims abstract description 15
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 abstract description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Dc-Dc Converters (AREA)
Abstract
The utility model belongs to the technical field of power converters, and in particular relates to a high-efficiency DC-DC power converter which comprises a lower shell, an upper shell and a DC-DC power converter main board clamped between the lower shell and the upper shell, wherein a through hole is formed in the center of the bottom surface of the lower shell, and an exhaust fan is arranged on the bottom surface of the lower shell; the surfaces of the lower shell and the upper shell are provided with a plurality of heat dissipation holes, and openings of the inner walls of the two ends of the lower shell and the upper shell are provided with clamping grooves; the bottom surface of DC-DC power converter mainboard laminating has the silicone grease heat conduction pad, the bottom surface laminating of silicone grease heat conduction pad has the conducting strip, the bottom surface of conducting strip is connected with a plurality of fins that are equidistant range perpendicularly. The utility model can quickly discharge the heat in the DC-DC power supply converter by arranging the fins and the exhaust fan, thereby effectively reducing the heat of electronic components on the mainboard of the DC-DC power supply converter and enabling the DC-DC power supply converter to continuously and efficiently run.
Description
Technical Field
The utility model belongs to the technical field of power converters, and particularly relates to a high-efficiency DC-DC power converter.
Background
The DC-DC power converter is an electric energy device for converting electric energy with one voltage value into another voltage value in a direct current circuit, and is formed by assembling a small surface-mounted integrated circuit and a miniature electronic component into a whole by adopting a microelectronic technology;
when the existing DC-DC power supply converter operates for a long time, because electronic components in the existing DC-DC power supply converter are converted into heat through electric energy, heat energy accumulation is generated, the operation speed of the existing DC-DC power supply converter is further influenced, and the operation efficiency of the DC-DC power supply converter is reduced.
Accordingly, the present utility model provides a high efficiency DC-DC power converter to meet the needs.
Disclosure of Invention
The utility model aims to provide a high-efficiency DC-DC power converter, and aims to solve the problem that the running efficiency of the DC-DC power converter is low due to long-time running of the DC-DC power converter in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-efficiency DC-DC power converter comprises a lower shell, an upper shell and a DC-DC power converter main board clamped between the lower shell and the upper shell, wherein a through hole is formed in the center of the bottom surface of the lower shell, and an exhaust fan is arranged on the bottom surface of the lower shell;
the surfaces of the lower shell and the upper shell are provided with a plurality of heat dissipation holes, and openings of the inner walls of the two ends of the lower shell and the upper shell are provided with clamping grooves;
the bottom surface of DC-DC power converter mainboard laminating has the silicone grease heat conduction pad, the bottom surface laminating of silicone grease heat conduction pad has the conducting strip, the bottom surface of conducting strip is connected with a plurality of fins that are equidistant range perpendicularly.
In order to realize the protection of the lower shell and the upper shell on the main board of the DC-DC power converter, the lower shell and the upper shell are preferably connected and fixed through bolts as the high-efficiency DC-DC power converter.
In order to improve the heat dissipation speed, the high-efficiency DC-DC power converter is preferable in the utility model, the exhaust fan is communicated with the inside of the lower shell through the through hole, the exhaust fan is electrically connected with the main board of the DC-DC power converter, and the heat dissipation holes are distributed on the surfaces of the lower shell and the upper shell in an equidistant rectangular array.
In order to reduce the temperature of the main board of the DC-DC power converter, the high-efficiency DC-DC power converter of the present utility model preferably has the heat conducting sheet made of metal aluminum and having an integral structure between the heat conducting sheet and the fins.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the mutual coordination among the silicone grease heat conducting pad, the heat conducting fin and the fins, the heat generated by long-time operation of the main board of the DC-DC power converter can be rapidly led out, so that the heat of electronic components on the main board of the DC-DC power converter is effectively reduced, and the DC-DC power converter can continuously and efficiently operate.
2. According to the utility model, through the mutual coordination among the lower shell, the through hole, the exhaust fan and the radiating hole, the temperature inside the lower shell and the upper shell can be rapidly exhausted, the long-time operation efficiency of the DC-DC power converter is further improved, and the efficient and stable operation of the DC-DC power converter is realized.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic view of the upper housing structure of the present utility model;
fig. 4 is a schematic view of the lower housing structure of the present utility model.
In the figure: 1. a lower housing; 2. an upper housing; 3. a DC-DC power converter main board; 4. a through hole; 5. an exhaust fan; 6. a clamping groove; 7. a heat radiation hole; 8. silicone grease thermal pad; 9. a heat conductive sheet; 10. and (5) fins.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions: a high-efficiency DC-DC power converter comprises a lower shell 1, an upper shell 2 and a DC-DC power converter main board 3 clamped between the lower shell 1 and the upper shell 2, wherein a through hole 4 is formed in the center of the bottom surface of the lower shell 1, and an exhaust fan 5 is arranged on the bottom surface of the lower shell 1; the surfaces of the lower shell 1 and the upper shell 2 are provided with a plurality of heat dissipation holes 7, and the openings of the inner walls of the two ends of the lower shell 1 and the upper shell 2 are provided with clamping grooves 6; the bottom surface of the DC-DC power converter main board 3 is attached with a silicone grease heat conduction pad 8, the bottom surface of the silicone grease heat conduction pad 8 is attached with a heat conduction sheet 9, and the bottom surface of the heat conduction sheet 9 is vertically connected with a plurality of fins 10 which are arranged at equal intervals.
Preferably: the lower shell 1 and the upper shell 2 are fixedly connected through bolts.
When the DC-DC power converter is specifically used, the silicone grease heat conduction pad 8 and the heat conduction sheet 9 are sequentially attached to the bottom of the DC-DC power converter main board 3, then the whole DC-DC power converter main board 3 is placed inside the lower shell 1 and is connected through the clamping groove 6, finally the upper shell 2 is placed on the lower shell 1, and locking and fixing are carried out through bolts, so that the lower shell 1 and the upper shell 2 can protect the DC-DC power converter main board 3.
Preferably: the exhaust fan 5 is communicated with the inside of the lower shell 1 through the through hole 4, the exhaust fan 5 is electrically connected with the DC-DC power converter main board 3, and the radiating holes 7 are distributed on the surfaces of the lower shell 1 and the upper shell 2 in an equidistant rectangular array.
When the fan is particularly used, the fan 5 is mounted on the bottom surface of the lower shell 1 through the bolts, the center point of the fan 5 and the center point of the through hole 4 are located on the same straight line, when the fan 5 operates, heat existing in the lower shell 1 and the upper shell 2 can be rapidly discharged, the temperature in the lower shell 1 and the upper shell 2 is effectively reduced, and the DC-DC power converter can operate efficiently and stably for a long time.
Preferably: the heat conducting fin 9 is made of metal aluminum, and the heat conducting fin 9 and the fin 10 are of an integrated structure.
When the DC-DC power converter is particularly used, the silicone grease heat conduction pad 8 is attached to the bottom of the DC-DC power converter main board 3, the heat conduction sheet 9 is attached to the bottom surface of the silicone grease heat conduction pad 8, and when the DC-DC power converter main board 3 operates to generate high heat, the silicone grease heat conduction pad 8 can rapidly guide the heat into the heat conduction sheet 9 and discharge the heat from the fins 10, so that the heat on the DC-DC power converter main board 3 is effectively reduced, and the DC-DC power converter can operate efficiently.
Working principle: when the DC-DC power converter is used, the silicone grease heat conducting pad 8 and the heat conducting fin 9 are sequentially attached to the bottom of the main board 3 of the DC-DC power converter, then clamped between the lower shell 1 and the upper shell 2 for fixing, and then connected into a required circuit, and heat in the DC-DC power converter can be rapidly discharged through the arrangement of the fins 10 and the exhaust fan 5, so that continuous, efficient and stable operation of the DC-DC power converter is realized.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. 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 (6)
1. The utility model provides a DC-DC power converter of efficient, includes casing (1), last casing (2) and centre gripping down casing (1), go up DC-DC power converter mainboard (3) between casing (2), its characterized in that: a through hole (4) is formed in the center of the bottom surface of the lower shell (1), and an exhaust fan (5) is arranged on the bottom surface of the lower shell (1);
the surfaces of the lower shell (1) and the upper shell (2) are provided with a plurality of heat dissipation holes (7), and openings at the inner walls of the two ends of the lower shell (1) and the upper shell (2) are provided with clamping grooves (6);
the DC-DC power converter comprises a DC-DC power converter main board (3), wherein a silicone grease heat conduction pad (8) is attached to the bottom surface of the DC-DC power converter main board (3), a heat conduction sheet (9) is attached to the bottom surface of the silicone grease heat conduction pad (8), and a plurality of fins (10) which are arranged at equal intervals are vertically connected to the bottom surface of the heat conduction sheet (9).
2. A high efficiency DC-DC power converter as defined in claim 1, wherein: the lower shell (1) is fixedly connected with the upper shell (2) through bolts.
3. A high efficiency DC-DC power converter as defined in claim 1, wherein: the exhaust fan (5) is communicated with the inside of the lower shell (1) through the through hole (4).
4. A high efficiency DC-DC power converter as defined in claim 1, wherein: the radiating holes (7) are distributed on the surfaces of the lower shell (1) and the upper shell (2) in an equidistant rectangular array.
5. A high efficiency DC-DC power converter as defined in claim 1, wherein: the heat conducting fin (9) is made of metal aluminum, and an integrated structure is formed between the heat conducting fin (9) and the fin (10).
6. A high efficiency DC-DC power converter as defined in claim 1, wherein: the exhaust fan (5) is electrically connected with the DC-DC power converter main board (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321777651.2U CN220307659U (en) | 2023-07-07 | 2023-07-07 | Efficient DC-DC power converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321777651.2U CN220307659U (en) | 2023-07-07 | 2023-07-07 | Efficient DC-DC power converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220307659U true CN220307659U (en) | 2024-01-05 |
Family
ID=89347067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321777651.2U Active CN220307659U (en) | 2023-07-07 | 2023-07-07 | Efficient DC-DC power converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220307659U (en) |
-
2023
- 2023-07-07 CN CN202321777651.2U patent/CN220307659U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |