CN217064355U - High-efficient radiating switching power supply - Google Patents
High-efficient radiating switching power supply Download PDFInfo
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- CN217064355U CN217064355U CN202122835554.1U CN202122835554U CN217064355U CN 217064355 U CN217064355 U CN 217064355U CN 202122835554 U CN202122835554 U CN 202122835554U CN 217064355 U CN217064355 U CN 217064355U
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- heat dissipation
- circuit board
- power supply
- switching power
- shell
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 65
- 239000000919 ceramic Substances 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009977 dual effect Effects 0.000 abstract description 4
- 238000005728 strengthening Methods 0.000 description 3
- 241000220317 Rosa Species 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
- 239000003990 capacitor Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a high-efficient radiating switching power supply, including shell, circuit board and heating panel. The circuit board is arranged in the shell, the circuit board is arranged on the cold air port, and a gap is reserved between the circuit board and at least one side wall of the shell. The heat dissipation plate is arranged above the circuit board, and one side of the heat dissipation plate, which faces the top surface of the shell, is provided with heat dissipation fins; the heat dissipation plate is provided with a plurality of convection holes. Through the circulation of cold and hot air and the dual heat dissipation of heating panel for switching power supply has better radiating effect.
Description
Technical Field
The utility model relates to a switching power supply field, in particular to high-efficient radiating switching power supply.
Background
The switching power supply is composed of a plurality of circuits and is a necessary device in equipment, the whole circuit structure is integrated on a circuit board, the problem that components of the switching power supply are overheated is easily caused, and the components are burnt due to overhigh temperature, so that the heat dissipation is usually carried out by using a heat dissipation fan in the prior art. However, the volume of the heat dissipation fan is large, which results in an oversized device and inconvenience for installation and use of the device. And because the service life of the fan is generally shorter than that of other components of the switching power supply, the normal use of the switching power supply is often caused by the fan.
In view of the above, how to effectively improve the heat dissipation effect without installing a fan is a technical problem to be solved in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient radiating switching power supply.
The utility model aims to solve the problem of heat dissipation of the switching power supply when not setting up radiator fan.
In order to solve the problem, the utility model discloses a following technical scheme realizes:
a switching power supply with efficient heat dissipation, comprising: the air conditioner comprises a shell, wherein a plurality of cold air ports are formed in the joints of the two side walls and the bottom surface of the shell, and a plurality of hot air ports are formed in the top of the shell; the circuit board is arranged in the shell, and the horizontal position of the circuit board is higher than the cold air port; a gap is reserved between the circuit board and at least one side wall of the shell; the heat dissipation plate is arranged above the circuit board, and one side of the heat dissipation plate, which faces the top surface of the shell, is provided with heat dissipation fins; the heat dissipation plate is provided with a plurality of convection holes.
Through adopting above-mentioned technical scheme, switching power supply realizes the heat dissipation through two aspects, on the one hand cold air from cold wind mouthful entering shell, after components and parts on the circuit board generated heat heated air, the hot-air rose through in convection hole and the hot-blast mouth discharge shell, and the cold air that gets into in the shell then rose the circuit board along the clearance of circuit board and shell lateral wall be provided with components and parts one side, and the back is heated and is continued to rise, so form the circulation of air to bring the heat out of the shell through the air. On the other hand, the heat of the components on the circuit board is quickly conducted to the heat dissipation plate through the heat dissipation plate, and the heat of the components is quickly conducted to the position close to the hot air opening through the heat dissipation fins. Through the circulation of cold and hot air and the dual heat dissipation of heating panel, have better radiating effect.
Furthermore, the radiating fins are arranged opposite to the components on the circuit board.
Through adopting above-mentioned technical scheme for radiating fin can be more quick conducts away the heat on the components and parts.
Furthermore, the convection holes and the components on the circuit board are distributed in a staggered mode.
Through adopting above-mentioned technical scheme, set up the convection current hole in the place that does not set up radiating fin, the heat of circuit board is taken away in the flow of the cold and hot air of being convenient for.
Furthermore, a ceramic patch is attached to one side of the heat dissipation plate facing the circuit board.
Through adopting above-mentioned technical scheme, absorb the heat on the component to the heating panel rapidly through the ceramic paster.
Further, the heat dissipation fin is made of aluminum.
By adopting the technical scheme, the aluminum has excellent thermal conductivity and can better take away heat on components.
Further, the heat dissipation plate protrudes toward the components on the circuit board.
By adopting the technical scheme, the radiating fins are closer to the components, so that heat on the components is better taken away.
Furthermore, the week side of heating panel is provided with the groove that is used for fixed joint strip, the heating panel passes through joint strip hugs closely the inner wall setting of shell.
Through adopting above-mentioned technical scheme, install the heating panel in suitable position through waterproof stripe, it is more convenient and the adjustability to install.
Furthermore, the hot air ports are arranged in an array, and reinforcing ribs are arranged between every two rows of the hot air ports.
Through adopting above-mentioned technical scheme, the orderly heat dissipation of hot-blast mouthful through the array is arranged, and the fastness of shell has then been ensured to the strengthening rib.
Compared with the prior art, the utility model discloses technical scheme and beneficial effect as follows:
(1) the utility model discloses a switching power supply, through the circulation of cold and hot air and the effectual heat of taking away components and parts on the circuit board, the heat of taking away that heating panel and radiating fin also can be quick. Through the ventilation and the double heat dissipation of the heat dissipation plate, the heat dissipation effect of the switching power supply is effectively improved.
(2) The utility model discloses a fin is equipped with the ceramic paster towards one side subsides of circuit board, utilizes the high heat conduction characteristic of ceramic paster, takes away the heat on the components and parts through ceramic paster conduction to the fin on rapidly for radiating efficiency.
(3) The utility model discloses a fin is provided with the arch towards components and parts direction for components and parts are pressed close to more to the pottery paster, thereby more effectually take away the heat on the components and parts.
Drawings
Fig. 1 is a perspective view of a switching power supply with high heat dissipation efficiency according to a first embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view of another embodiment taken along line A-A of FIG. 1;
FIG. 4 is a cross-sectional view of another embodiment taken along line A-A of FIG. 1.
Illustration of the drawings:
-a housing-100; a cold air port-110; hot air port-120; reinforcing ribs-130;
a circuit board-200; a component-210;
a heat dissipation plate-300; radiating fins-310, convection holes-320; a protrusion-330.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1 and 2, a switching power supply with high heat dissipation efficiency includes a housing, a circuit board, and a heat dissipation plate. A plurality of cold air ports are formed in the joints of the two side walls and the bottom surface of the shell, a plurality of hot air ports are formed in the top of the shell, the circuit board is arranged in the shell and is arranged above the cold air ports, and a gap is reserved between the circuit board and at least one side wall of the shell. The heat dissipation plate is arranged above the circuit board, and one side of the heat dissipation plate, which faces the top surface of the shell, is provided with heat dissipation fins; the heat dissipation plate is provided with a plurality of convection holes. On the one hand, cold air enters the shell from the cold air port, after the components on the circuit board generate heat to heat the air, the hot air rises and is discharged out of the shell through the convection hole and the hot air port, the cold air entering the shell rises along the gap between the circuit board and the side wall of the shell to the side of the circuit board, which is provided with the components, and then is heated to continue rising, so that air circulation is formed, and the heat is taken out of the shell through the air. On the other hand, the heat of the components on the circuit board is quickly conducted to the heat dissipation plate through the heat dissipation plate, and is quickly conducted to the position close to the hot air port through the heat dissipation fins. Through the circulation of cold and hot air and the dual heat dissipation of heating panel for switching power supply has better radiating effect.
The radiating fins are arranged opposite to the components on the circuit board, so that the radiating fins can conduct heat on the components more quickly. The convection holes and the components on the circuit board are distributed in a staggered mode, and the convection holes are formed in the positions where the radiating fins are not arranged, so that heat of the circuit board can be taken away by the cold and hot air flowing conveniently.
The side of the heat dissipation plate facing the circuit board is provided with a ceramic patch (not shown in the figure), and heat on the component is quickly absorbed to the heat dissipation plate through the ceramic patch. The radiating fins are made of aluminum, and the aluminum has excellent thermal conductivity and can better take away heat on components. In other embodiments, the heat dissipation fins may be made of other materials with good thermal conductivity, which will not be described herein.
The week side of heating panel is provided with the groove (not shown in the figure) that is used for fixed joint strip, and the heating panel passes through the inner wall setting that joint strip hugs closely the shell, installs the heating panel in suitable position through joint strip, installs more convenient and adjustability. The hot-blast mouthful is the array and arranges, is provided with the strengthening rib between every hot-blast mouthful, through the orderly heat dissipation of the hot-blast mouthful of array arrangement, and the fastness of shell has then been ensured to the strengthening rib, reduces switching power supply and damages the shell because fall or heavily press.
Example two
Referring to fig. 3, a difference between the first embodiment and the second embodiment is that, in the first embodiment, the heat dissipation plate protrudes toward the component, so that the heat dissipation plate is closer to the component, and heat on the component can be better taken away. It should be understood that the components of the circuit board described herein, not all components, that is, the protrusions on the heat dissipation plate, do not correspond to all components one to one, and may be the main components with a relatively large corresponding part, such as MOS transistors, transformers, or large capacitors.
EXAMPLE III
Referring to fig. 4, the difference between the present embodiment and the second embodiment is that the heat dissipation plate has a uniform thickness, and is bent toward the component to form a protrusion, so that the ceramic patch can be closer to the component generating heat.
The utility model discloses a switching power supply simple structure, through cold and hot circulation of air and heating panel heat conduction, realize dual heat dissipation to under the condition of not installing the fan, also have good radiating effect, thereby avoided because the installation fan and the series of problems that lead to, the effectual life who increases switching power supply.
While the foregoing specification illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the precise forms disclosed herein and is not to be considered as exclusive of other embodiments, but rather is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, either in the above teachings or as known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (8)
1. A high-efficient radiating switching power supply characterized by, includes:
the air conditioner comprises a shell, wherein a plurality of cold air ports are formed in the joints of the two side walls and the bottom surface of the shell, and a plurality of hot air ports are formed in the top of the shell;
the circuit board is arranged in the shell, and the horizontal position of the circuit board is higher than the cold air port; a gap is reserved between the circuit board and at least one side wall of the shell;
the heat dissipation plate is arranged above the circuit board, and one side of the heat dissipation plate, which faces the top surface of the shell, is provided with heat dissipation fins; the heat dissipation plate is provided with a plurality of convection holes.
2. An efficient heat dissipation switching power supply as recited in claim 1, wherein said heat dissipation fins are disposed opposite to components on said circuit board.
3. The switching power supply with efficient heat dissipation according to claim 2, wherein the convection holes are distributed with components on the circuit board in a staggered manner.
4. A switching power supply with high heat dissipation efficiency as recited in claim 3, wherein a ceramic patch is attached to a side of the heat dissipation plate facing the circuit board.
5. A switching power supply with high heat dissipation efficiency as recited in claim 4, wherein the heat dissipation fins are made of aluminum.
6. A switching power supply with high heat dissipation efficiency as claimed in any one of claims 1 to 5, wherein the heat dissipation plate protrudes toward the components on the circuit board.
7. An efficient heat dissipation switching power supply as recited in claim 1, wherein a groove for fixing a waterproof rubber strip is disposed on a peripheral side of said heat dissipation plate, and said heat dissipation plate is disposed in close contact with an inner wall of said casing through said waterproof rubber strip.
8. The switching power supply with efficient heat dissipation as defined in claim 1, wherein the hot air ports are arranged in an array, and a reinforcing rib is disposed between each row of the hot air ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122835554.1U CN217064355U (en) | 2021-11-18 | 2021-11-18 | High-efficient radiating switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122835554.1U CN217064355U (en) | 2021-11-18 | 2021-11-18 | High-efficient radiating switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217064355U true CN217064355U (en) | 2022-07-26 |
Family
ID=82475805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122835554.1U Active CN217064355U (en) | 2021-11-18 | 2021-11-18 | High-efficient radiating switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217064355U (en) |
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2021
- 2021-11-18 CN CN202122835554.1U patent/CN217064355U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room e802a, Taiwan Science and technology enterprise cultivation center, Xiamen Torch hi tech Zone (Xiang'an) Industrial Zone, 361000 Fujian Province Patentee after: Mibo Power (Xiamen) Co.,Ltd. Country or region after: China Address before: Room e802a, Taiwan Science and technology enterprise cultivation center, Xiamen Torch hi tech Zone (Xiang'an) Industrial Zone, 361000 Fujian Province Patentee before: MIBBO (XIAMEN) AUTOMATION TECHNOLOGY CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |