CN211791229U - Heat dissipation device of switching power supply - Google Patents
Heat dissipation device of switching power supply Download PDFInfo
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- CN211791229U CN211791229U CN202020459337.XU CN202020459337U CN211791229U CN 211791229 U CN211791229 U CN 211791229U CN 202020459337 U CN202020459337 U CN 202020459337U CN 211791229 U CN211791229 U CN 211791229U
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- heat dissipation
- aluminum plate
- power supply
- switching power
- wall
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 83
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 115
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 115
- 238000009434 installation Methods 0.000 claims abstract description 34
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract 1
- 244000309464 bull Species 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a heat dissipation device of a switch power supply, which comprises an aluminum plate type heat dissipation device and a switch power supply installation outer box, wherein the aluminum plate type heat dissipation device is arranged on the outer wall of the lower end of the switch power supply installation outer box, the aluminum plate type heat dissipation device is provided with a heat transfer aluminum plate, when the switch power supply installation outer box is fixedly arranged at a designated position, the lower end of the switch power supply installation outer box flows through six swinging type heat dissipation aluminum sheets at the lower end of the heat transfer aluminum plate, because the six swinging type heat dissipation aluminum sheets have different lengths, the air pressure at the left side and the right side of each swinging type heat dissipation aluminum sheet is different, the swinging force and the direction of the six swinging type heat dissipation aluminum sheets are different, thereby the heat can be better dissipated into the air, the heat dissipation effect of the device is improved, the heat dissipation sheet is detachable, the heat dissipation sheet is convenient to clean, the radiating effect is improved, and meanwhile, the power is saved, and the energy consumption is saved.
Description
Technical Field
The utility model belongs to the technical field of switching power supply heat dissipation is relevant, concretely relates to switching power supply's heat abstractor.
Background
A Switch Mode Power Supply (SMPS), also called a switching Power Supply and a switching converter, is a high-frequency Power conversion device, and is a kind of Power Supply. The function is to convert a level voltage into a voltage or current required by the user terminal through different types of architectures. The input of the switching power supply is mostly an ac power supply (e.g., commercial power) or a dc power supply, and the output is mostly equipment requiring a dc power supply, such as a personal computer, and the switching power supply performs voltage and current conversion between the two. Because the internal electrical components of the switching power supply generate heat more highly, in order to prevent the circuit from being damaged, a heat dissipation device is often additionally arranged inside or outside the switching power supply to assist the heat dissipation and heat extraction of the power supply switch.
The prior heat dissipation device of the switching power supply has the following problems: because the dust is very easily adhered to the heat dissipation aluminum sheet under long-term work, heat dissipation performance is reduced, and the heat dissipation aluminum sheet is required to be cleaned at random time, the heat dissipation device of the conventional switching power supply is mostly integrated, so that the heat dissipation device is quite troublesome to disassemble and needs to consume some time, and the heat dissipation device of the conventional switching power supply adopts a heat dissipation fan to assist in heat dissipation, so that the heat dissipation device is high in cost and relatively high in electricity consumption although the heat dissipation performance is good.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switching power supply's heat abstractor to solve the heat abstractor of the switching power supply who provides among the above-mentioned background art and mostly be the integral type comparatively troublesome, the supplementary heat dissipation of radiator fan is with high costs more to take the electric problem when dismantling the clearance.
In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation device of a switch power supply comprises an aluminum plate type heat dissipation device and a switch power supply mounting outer box, the aluminum plate type heat dissipation device is arranged on the outer wall of the lower end of the switching power supply installation outer box, a heat transfer aluminum plate is arranged on the aluminum plate type heat dissipation device, the outer walls of the lower ends of the left side and the right side of the heat transfer aluminum plate are provided with L-shaped heat dissipation side pin aluminum plates, the outer wall of the upper end of the heat transfer aluminum plate is provided with mounting screw holes near four corners, a detachable radiating fin group is arranged inside the heat transfer aluminum plate, a heat transfer aluminum plate is arranged on the detachable radiating fin group, side inserting blocks are arranged at the left end and the right end of the heat-conducting aluminum plate, a push-pull limiting plate is arranged on the outer wall of the front end of the heat-conducting aluminum plate, the lower extreme of heat conduction aluminum plate is connected with the type of swaing heat dissipation aluminum sheet, be provided with movable bull stick on the both ends outer wall around the type of swaing heat dissipation aluminum sheet upside, be provided with on heat conduction aluminum plate's the lower extreme outer wall and turn to the recess.
Preferably, a wiring fixing plate is arranged on the outer wall of the front end of the left side of the outer box for mounting the switching power supply, heat dissipation meshes are arranged on the outer wall of the left end and the outer wall of the upper end of the outer box for mounting the switching power supply, and a PCB mounting area is arranged on the inner wall of the lower end of the outer box for mounting the switching power supply.
Preferably, the cross sectional area of the outer wall of the lower end of the switch power supply installation outer box is the same as that of the outer wall of the upper end of the heat transfer aluminum plate.
Preferably, the inner walls of the left end and the right end of the lower side of the heat transfer aluminum plate are provided with clamping grooves, and the side insertion blocks at the left end and the right end of the heat transfer aluminum plate are transversely inserted into the clamping grooves in the inner walls of the left end and the right end of the heat transfer aluminum plate.
Preferably, the swinging type heat dissipation aluminum sheets are provided with six swinging type heat dissipation aluminum sheets, and the vertical lengths of the six swinging type heat dissipation aluminum sheets are different.
Preferably, the upper end of the swinging type heat dissipation aluminum sheet is fixed in the steering groove through a front movable rotating rod and a rear movable rotating rod.
Compared with the heat abstractor technology of current switching power supply, the utility model provides a switching power supply's heat abstractor possesses following beneficial effect:
1. the utility model discloses a heat abstractor to traditional switching power supply improves, set up the draw-in groove on the inner wall of both ends about heat transfer aluminum plate downside, the side position inserted block of both ends about heat transfer aluminum plate transversely inserts the draw-in groove on the inner wall of both ends about heat transfer aluminum plate, thereby can install detachable fin group fixed mounting at heat transfer aluminum plate's lower extreme, can be through pulling the push-and-pull limiting plate of detachable fin group front end to the outside, take detachable fin group out from heat transfer aluminum plate lower extreme, can directly clear up the dust that adheres to type heat dissipation aluminum sheet surface sways, thereby guaranteed the radiating effect of type heat dissipation aluminum sheet sways;
2. the utility model discloses after the outer box fixed mounting of switching power supply installation indicates the position, the outer box lower extreme air current of switching power supply installation sways type heat dissipation aluminum sheet through six of heat conduction aluminum plate lower extreme, because six differ in size of swaing type heat dissipation aluminum sheet, make each the atmospheric pressure of swaing type heat dissipation aluminum sheet left and right sides different, thereby six the dynamics and the direction of swaying of swaing type heat dissipation aluminum sheet are different, thereby can be better distribute the heat to the air, hoisting device's radiating effect, the fin group is detachable, the convenient clearance to the heat dissipation aluminum sheet, save dismouting time, it can the developments heat dissipation to sway type heat dissipation aluminum sheet, power saving more when promoting the radiating effect, energy saving consumption.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of a heat dissipation device of a switching power supply according to the present invention;
fig. 2 is a schematic structural view of a heat transfer aluminum plate provided by the present invention;
fig. 3 is a schematic structural view of a detachable heat sink set provided by the present invention;
fig. 4 is a schematic side sectional view of a detachable heat sink set according to the present invention;
in the figure: 1. an aluminum plate type heat dissipation device; 2. an L-shaped radiating side pin aluminum plate; 3. a wiring fixing plate; 4. a swinging type heat dissipation aluminum sheet; 5. pushing and pulling the limit plate; 6. a detachable radiating fin group; 7. the switch power supply is arranged in the outer box; 8. a PCB board mounting area; 9. radiating meshes; 10. a heat transfer aluminum plate; 11. mounting a screw hole; 12. a heat conducting aluminum plate; 13. a lateral inserting block; 14. a movable rotating rod; 15. turning to the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a heat dissipating device of a switching power supply comprises an aluminum plate type heat dissipating device 1 and a switching power supply installation outer box 7, wherein the aluminum plate type heat dissipating device 1 is installed on the outer wall of the lower end of the switching power supply installation outer box 7, a heat transfer aluminum plate 10 is arranged on the aluminum plate type heat dissipating device 1, the cross sectional area of the outer wall of the lower end of the switching power supply installation outer box 7 is the same as that of the outer wall of the upper end of the heat transfer aluminum plate 10, installation screw holes 11 are formed in the positions, close to four corners, of the outer wall of the lower end of the switching power supply installation outer box 7, the heat transfer aluminum plate 10 is fixedly installed on the outer wall of the lower end of the switching power supply installation outer box 7 through screws, heat generated during working of heating electrical components installed on a PCB installation area 8 on the inner wall of the lower end of the switching power supply installation outer box 7 can be absorbed due to the direct contact of the heat transfer aluminum plate, the protection effect on electrical components is achieved, L-shaped radiating side aluminum plates 2 are arranged on the outer walls of the lower ends of the left side and the right side of a heat transfer aluminum plate 10, mounting screw holes 11 are formed in the outer wall of the upper end of the heat transfer aluminum plate 10, which is close to four corners, a detachable radiating fin group 6 is arranged inside the heat transfer aluminum plate 10, a heat transfer aluminum plate 12 is arranged on the detachable radiating fin group 6, clamping grooves are formed in the inner walls of the left end and the right end of the lower side of the heat transfer aluminum plate 10, side inserting blocks 13 at the left end and the right end of the heat transfer aluminum plate 12 are transversely inserted into the clamping grooves in the inner walls of the left end and the right end of the heat transfer aluminum plate 10, so that the detachable radiating fin group 6 can be fixedly arranged at the lower end of the heat transfer aluminum plate 10, the detachable radiating fin group, thereby ensuring the heat dissipation effect of the swinging type heat dissipation aluminum sheet 4.
The utility model provides a switching power supply's heat abstractor, both ends are provided with side position inserted block 13 about including heat conduction aluminum plate 12, be provided with push-and-pull limiting plate 5 on heat conduction aluminum plate 12's the front end outer wall, heat conduction aluminum plate 12's lower extreme is connected with swaing type heat dissipation aluminum sheet 4, it is provided with six altogether to wave type heat dissipation aluminum sheet 4, six vertical length inequality that wave type heat dissipation aluminum sheet 4, after switching power supply installation outer box 7 fixed mounting indicates the position, switching power supply installation outer box 7 lower extreme air current sways six swaing type heat dissipation aluminum sheets 4 through heat conduction aluminum plate 12 lower extreme, because six length of swaing type heat dissipation aluminum sheet 4 differ, make each air pressure of swaing type heat dissipation aluminum sheet 4 left and right sides different, thereby six are swagged type heat dissipation aluminum sheets 4 and are swayd the dynamics and the direction differently, thereby.
The utility model provides a switching power supply's heat abstractor, be provided with movable bull stick 14 on the both ends outer wall around 4 upsides of type heat dissipation aluminum sheet sways, it turns to recess 15 to be provided with on heat conduction aluminum plate's 12 lower extreme outer wall, it fixes in turning to recess 15 through two movable bull sticks 14 around swaying type heat dissipation aluminum sheet 4's the upper end, six heat dissipation aluminum sheets 4 that sway of type that make heat conduction aluminum plate 12 lower extreme all can sway about according to activity bull stick 14, thereby reach dynamic radiating effect, be provided with wiring fixed plate 3 on the left side front end outer wall of outer box 7 of switching power supply installation, all be provided with heat dissipation mesh 9 on the left end of outer box 7 of switching power supply installation and the upper end outer wall, be provided with PCB board installing zone 8 on the lower extreme.
The utility model discloses a theory of operation and use flow: after the utility model is installed, because the outer wall of the upper end of the heat transfer aluminum plate 10 and the outer wall of the lower end of the outer installation box 7 of the switching power supply are provided with the installation screw holes 11 near the four corners, the heat transfer aluminum plate 10 is fixedly installed on the outer wall of the lower end of the outer installation box 7 of the switching power supply through screws, because the heat transfer aluminum plate 10 is directly contacted with the outer installation box 7 of the switching power supply, the heat generated by the heating electrical components of the PCB installation area 8 installed on the inner wall of the lower end of the outer installation box 7 of the switching power supply can be absorbed during working, thereby the heat is diffused into the air through the heat conduction aluminum plate 12 and the L-shaped heat dissipation side foot aluminum plate 2, the protection effect of the electrical components in the outer installation box 7 of the switching power supply is achieved, when the outer installation box 7 of the switching power supply is fixedly installed at a designated position, the air flow at the lower end of the outer, make each the atmospheric pressure of type heat dissipation aluminum sheet 4 left and right sides of swaing different to six the dynamics and the direction of swaing type heat dissipation aluminum sheet 4 are different, thereby can be better give off the heat to the air, hoisting device's radiating effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a switching power supply's heat abstractor, includes outer box (7) of aluminum plate formula heat abstractor (1) and switching power supply installation, its characterized in that: the aluminum plate type heat dissipation device (1) is installed on the outer wall of the lower end of an outer box (7) for installing a switching power supply, a heat transfer aluminum plate (10) is arranged on the aluminum plate type heat dissipation device (1), L-shaped heat dissipation side foot aluminum plates (2) are arranged on the outer walls of the lower ends of the left side and the right side of the heat transfer aluminum plate (10), installation screw holes (11) are formed in the outer wall of the upper end of the heat transfer aluminum plate (10) close to four corners, a detachable heat dissipation fin group (6) is arranged inside the heat transfer aluminum plate (10), a heat conduction aluminum plate (12) is arranged on the detachable heat dissipation fin group (6), side insertion blocks (13) are arranged at the left end and the right end of the heat conduction aluminum plate (12), a push-pull limiting plate (5) is arranged on the outer wall of the front end of the heat conduction aluminum plate (12), a swinging type heat dissipation aluminum plate (4) is connected, and a steering groove (15) is arranged on the outer wall of the lower end of the heat-conducting aluminum plate (12).
2. The heat dissipation device for a switching power supply according to claim 1, wherein: be provided with wiring fixed plate (3) on the left side front end outer wall of outer box (7) of switching power supply installation, all be provided with heat dissipation mesh (9) on the left end of outer box (7) of switching power supply installation and the upper end outer wall, be provided with PCB board installing zone (8) on the lower extreme inner wall of outer box (7) of switching power supply installation.
3. The heat dissipation device for a switching power supply according to claim 1, wherein: the cross sectional area of the outer wall of the lower end of the switch power supply installation outer box (7) is the same as that of the outer wall of the upper end of the heat transfer aluminum plate (10).
4. The heat dissipation device for a switching power supply according to claim 1, wherein: the aluminum plate heat transfer device is characterized in that clamping grooves are formed in the inner walls of the left end and the right end of the lower side of the heat transfer aluminum plate (10), and side inserting blocks (13) at the left end and the right end of the heat transfer aluminum plate (12) are transversely inserted into the clamping grooves in the inner walls of the left end and the right end of the heat transfer aluminum plate (10).
5. The heat dissipation device for a switching power supply according to claim 1, wherein: the swinging type heat dissipation aluminum sheets (4) are provided with six swinging type heat dissipation aluminum sheets (4) with different vertical lengths.
6. The heat dissipation device for a switching power supply according to claim 1, wherein: the upper end of the swinging type heat dissipation aluminum sheet (4) is fixed in the steering groove (15) through a front movable rotating rod and a rear movable rotating rod (14).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922186922 | 2019-12-09 | ||
| CN2019221869227 | 2019-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211791229U true CN211791229U (en) | 2020-10-27 |
Family
ID=72928743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020459337.XU Expired - Fee Related CN211791229U (en) | 2019-12-09 | 2020-04-01 | Heat dissipation device of switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211791229U (en) |
-
2020
- 2020-04-01 CN CN202020459337.XU patent/CN211791229U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |