CN215898272U - Heat dissipation type power amplifier for audio player - Google Patents
Heat dissipation type power amplifier for audio player Download PDFInfo
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- CN215898272U CN215898272U CN202121351418.9U CN202121351418U CN215898272U CN 215898272 U CN215898272 U CN 215898272U CN 202121351418 U CN202121351418 U CN 202121351418U CN 215898272 U CN215898272 U CN 215898272U
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- power amplifier
- heat dissipation
- fixedly connected
- casing
- audio player
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 35
- 244000309464 bull Species 0.000 claims description 9
- 230000002349 favourable effect Effects 0.000 abstract description 11
- 241000883990 Flabellum Species 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000002826 coolant Substances 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000007599 discharging Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model provides a heat-dissipation type power amplifier for an audio player, and relates to the technical field of power amplifiers. This heat dissipation type power amplifier for audio player, including casing, power amplifier body, bottom plate and electric fan, the bottom plate sets up in the inside bottom of casing, electric fan fixed connection is in the inside one side of casing, the inside radiator unit that is provided with of casing, radiator unit includes flabellum, pivot and two first honeycomb ducts, the flabellum sets up inside the electric fan, pivot one end and flabellum fixed connection, the pivot runs through the electric fan and rotates with the electric fan to be connected, first honeycomb duct sets up in casing one side, first honeycomb duct top fixedly connected with first cooling tube, first honeycomb duct bottom fixedly connected with cooling tube, first honeycomb duct one end fixedly connected with second honeycomb duct is kept away from to the cooling tube. This audio player is with heat dissipation type power amplifier is favorable to carrying out the air-out, discharges the hot-air.
Description
Technical Field
The utility model relates to a power amplifier, in particular to a heat-dissipation power amplifier for an audio player, and belongs to the technical field of power amplifiers.
Background
A power amplifier, referred to as "power amplifier" for short, refers to an amplifier that can generate maximum power output to drive a load under a given distortion rate. The power amplifier plays a role of 'organization and coordination' in the whole sound system, and governs to some extent whether the whole system can provide good sound quality output. In civil fields such as global mobile communication systems, third-generation mobile communication systems, and wireless local area networks, and military fields such as radars, electronic warfare, and navigation, radio frequency power amplifiers are used as front-end devices in these systems, and demands for low consumption, high efficiency, and small size are rapidly increasing.
The commonly used power amplifier usually adopts two ways of heat dissipation by adding a fan and/or heat dissipation by utilizing natural convection of air. The fan is additionally arranged for heat dissipation, so that the heat dissipation efficiency is high, but the heat dissipation effect is low due to the fact that the heat dissipation space of the fan is limited by adopting the mode, and the space of the additional fan is insufficient. Compared with the heat dissipation with a fan, the heat dissipation by utilizing the natural convection of air has the characteristics of low cost and high reliability, but the heat dissipation efficiency of the heat dissipation device is usually difficult to meet the requirement.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The present invention is directed to provide a heat dissipation type power amplifier for an audio player to solve the above problems, and to solve the problem in the prior art that the heat dissipation with a fan has a high heat dissipation efficiency, but in this way, the heat dissipation space of the fan is limited, the heat dissipation effect is low, and the space for installing too many fans is not sufficient. Compared with the heat dissipation with a fan, the heat dissipation by utilizing the natural convection of air has the characteristics of low cost and high reliability, but the heat dissipation efficiency of the heat dissipation device is difficult to meet the requirement.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an audio player is with heat dissipation type power amplifier, includes casing, power amplifier body, bottom plate and electric fan, power amplifier body fixed connection is inside the casing, the bottom plate sets up in the inside bottom of casing, electric fan fixed connection is in the inside one side of casing, its characterized in that: a heat dissipation assembly is arranged inside the shell;
the heat dissipation assembly comprises fan blades, a rotating shaft and two first flow guide pipes, wherein the fan blades are arranged inside the electric fan, one end of the rotating shaft is fixedly connected with the fan blades, and the rotating shaft penetrates through the electric fan and is rotatably connected with the electric fan.
Preferably, the top end of the first guide pipe is fixedly connected with a first cooling pipe, the bottom end of the first guide pipe is fixedly connected with a cooling pipe, and the cooling pipe is far away from one end of the first guide pipe and is fixedly connected with a second guide pipe.
Preferably, the number of the first cooling pipes is two, and the top end of the second flow guide pipe is fixedly connected with the other first cooling pipe.
Preferably, the two first cooling pipes are both wave-shaped, and are both arranged between the shell and the power amplifier body.
Preferably, the inside fixedly connected with air inlet grid of casing lateral wall, the pivot runs through the air inlet grid and extends to inside the first water conservancy diversion pipe, the inside rotation of first water conservancy diversion pipe is connected with the auger.
Preferably, auger top fixedly connected with bull stick, the pivot extends to the inside one end of first water conservancy diversion and the equal fixedly connected with bevel gear in bull stick top, two bevel gear meshing connects.
Preferably, the inside joint of another lateral wall of casing has the joint board, the inside fixedly connected with filter screen of joint board, a plurality of thermovents have been seted up at the casing top, a plurality of vents have been seted up to the casing bottom, the equal fixedly connected with mounting panel in casing front side both ends.
The utility model provides a heat dissipation type power amplifier for an audio player, which has the following beneficial effects:
1. this audio player is with heat dissipation type power amplifier, the flabellum starts to dispel the heat to the casing inside and power amplifier body, be favorable to discharging the inside hot-air of casing, and introduce low temperature air, cool down, the flabellum drives the pivot simultaneously and rotates, thereby the pivot drives the bull stick through driving bevel gear rotation and rotates, the bull stick drives the auger again and rotates, the auger rotates and takes the inside coolant liquid of first water conservancy diversion pipe to flow, be favorable to carrying out the coolant liquid circulation, the radiating effect is improved, inside the coolant liquid downward circulation entering cooling pipe of first water conservancy diversion pipe, cool down bottom the power amplifier body.
2. This audio player is with heat dissipation type amplifirer, the inside coolant liquid of cooling tube flows into the second honeycomb duct again inside, second honeycomb duct top communicates with first cooling tube again, first cooling tube sets up to the wave, be favorable to the area of contact of increase and amplifirer body, the heat dissipation effect is improved, the inside fixedly connected with air inlet grid of casing lateral wall, be favorable to inside the air admission casing, and can cool down first honeycomb duct, carry out the heat exchange, the inside joint of another lateral wall of casing has the joint board, the inside fixedly connected with filter screen of joint board, be favorable to carrying out the air-out, the hot-air of discharge.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a schematic view of a first cooling tube according to the present invention;
fig. 4 is a schematic view of the internal structure of the first draft tube of the present invention.
In the figure: 1. a housing; 2. a power amplifier body; 3. a base plate; 4. an electric fan; 5. a fan blade; 6. a rotating shaft; 7. a first draft tube; 8. a first cooling pipe; 9. an air inlet grid; 10. a cooling pipe; 11. a second draft tube; 12. a clamping and connecting plate; 13. filtering with a screen; 14. mounting a plate; 15. a heat dissipation port; 16. a vent; 17. a bevel gear; 18. a rotating rod; 19. and (4) a packing auger.
Detailed Description
The embodiment of the utility model provides a heat-dissipation type power amplifier for an audio player.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, which includes a housing 1, a power amplifier body 2, a bottom plate 3 and an electric fan 4, wherein the top of the housing 1 is provided with a plurality of heat dissipation ports 15, the bottom of the housing 1 is provided with a plurality of ventilation ports 16, both ends of the front side of the housing 1 are fixedly connected with mounting plates 14, which are beneficial to air inlet and outlet, the power amplifier body 2 is fixedly connected inside the housing 1, the bottom plate 3 is arranged at the bottom end inside the housing 1, the electric fan 4 is fixedly connected to one side inside the housing 1, a clamping plate 12 is clamped inside the other side wall of the housing 1, a filter screen 13 is fixedly connected inside the clamping plate 12, which is beneficial to dust filtration and is convenient for disassembly and assembly and cleaning, and a heat dissipation assembly is arranged inside the housing 1;
the heat dissipation assembly comprises a fan blade 5, a rotating shaft 6 and two first flow guide pipes 7, wherein the fan blade 5 is arranged inside an electric fan 4, one end of the rotating shaft 6 is fixedly connected with the fan blade 5, the rotating shaft 6 penetrates through the electric fan 4 and is rotatably connected with the electric fan 4, the first flow guide pipes 7 are arranged on one side of a shell 1, the top ends of the first flow guide pipes 7 are fixedly connected with first cooling pipes 8, the number of the first cooling pipes 8 is two, cooling liquid circulation is facilitated, the heat dissipation effect is improved, the two first cooling pipes 8 are both arranged in a wave shape, the two first cooling pipes 8 are both arranged between the shell 1 and a power amplifier body 2, the temperature reduction effect is improved, the bottom ends of the first flow guide pipes 7 are fixedly connected with temperature reduction pipes 10, one end of each temperature reduction pipe 10, which is far away from the first flow guide pipe 7, is fixedly connected with a second flow guide pipe 11, the top ends of the second flow guide pipes 11 are fixedly connected with the other first cooling pipes 8, and an air inlet grid 9 is fixedly connected inside the side wall of the shell 1, the pivot 6 runs through air inlet grid 9 and extends to inside first honeycomb duct 7, and inside rotation of first honeycomb duct 7 is connected with auger 19, is favorable to driving the coolant liquid and carries out circulation flow, and auger 19 top fixedly connected with bull stick 18, pivot 6 extend to the inside one end of first honeycomb duct 7 and the equal fixedly connected with bevel gear 17 in bull stick 18 top, and two bevel gear 17 meshing are connected, thereby are favorable to driving bull stick 18 and rotate and drive auger 19 and rotate.
When the utility model is used: the inside of the shell 1 and the power amplifier body 2 are radiated by starting the fan blade 5, which is beneficial to discharging hot air inside the shell 1 and introducing low-temperature air for cooling, meanwhile, the fan blade 5 drives the rotating shaft 6 to rotate, the top end of the screw conveyor 19 is highly connected with the rotating rod 18, the top end of the rotating rod 18 and one end of the rotating shaft 6 are fixedly connected with the bevel gear 17, the two bevel gears 17 are meshed and connected, the rotating shaft 6 drives the rotating rod 18 to rotate by driving the bevel gear 17, the rotating rod 18 drives the screw conveyor 19 to rotate, the screw conveyor 19 rotates to drive the cooling liquid inside the first flow guide pipe 7 to flow, which is beneficial to circulating the cooling liquid and improving the heat radiation effect, the bottom end of the first flow guide pipe 7 is communicated with the cooling pipe 10, the cooling liquid inside the first flow guide pipe 7 flows downwards to enter the cooling pipe 10 to cool the bottom of the power amplifier body 2, and one end of the cooling pipe 10 is communicated with the second flow guide pipe 11, inside cooling liquid of cooling pipe 10 flows into second honeycomb duct 11 again, 11 tops of second honeycomb duct communicate with first cooling tube 8 again, first cooling tube 8 sets up to the wave, be favorable to the increase and the area of contact of amplifirer body 2, the heat dissipation effect is improved, the inside fixedly connected with air inlet grid 9 of 1 lateral wall of casing, be favorable to the air to get into 1 inside of casing, and can cool down first honeycomb duct 7, carry out the heat exchange, the inside joint of 1 another lateral wall of casing has joint board 12, the inside fixedly connected with filter screen 13 of joint board 12, be favorable to carrying out the air-out, the hot-air of discharge.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an audio player is with heat dissipation type power amplifier, includes casing (1), power amplifier body (2), bottom plate (3) and electric fan (4), power amplifier body (2) fixed connection is inside casing (1), bottom plate (3) set up in the inside bottom of casing (1), electric fan (4) fixed connection is in the inside one side of casing (1), its characterized in that: a heat dissipation assembly is arranged inside the shell (1);
the heat dissipation assembly comprises fan blades (5), a rotating shaft (6) and two first flow guide pipes (7), the fan blades (5) are arranged inside the electric fan (4), one end of the rotating shaft (6) is fixedly connected with the fan blades (5), the rotating shaft (6) penetrates through the electric fan (4) and is rotatably connected with the electric fan (4), and the first flow guide pipes (7) are arranged on one side of the shell (1).
2. The heat dissipation type power amplifier for audio player according to claim 1, wherein: first honeycomb duct (7) top fixedly connected with cooling tube (8), first honeycomb duct (7) bottom fixedly connected with cooling tube (10), first honeycomb duct (7) one end fixedly connected with second honeycomb duct (11) are kept away from in cooling tube (10).
3. The heat dissipation type power amplifier for audio player according to claim 2, wherein: the number of the first cooling pipes (8) is two, and the top end of the second flow guide pipe (11) is fixedly connected with the other first cooling pipe (8).
4. The heat dissipation type power amplifier for audio player according to claim 2, wherein: the two first cooling pipes (8) are both wave-shaped, and the two first cooling pipes (8) are both arranged between the shell (1) and the power amplifier body (2).
5. The heat dissipation type power amplifier for audio player according to claim 1, wherein: casing (1) inside fixedly connected with air inlet grid (9) of lateral wall, pivot (6) run through air inlet grid (9) and extend to inside first honeycomb duct (7), inside rotation of first honeycomb duct (7) is connected with auger (19).
6. The heat dissipation type power amplifier for audio player according to claim 5, wherein: auger (19) top fixedly connected with bull stick (18), pivot (6) extend to inside one end of first honeycomb duct (7) and the equal fixedly connected with bevel gear (17) in bull stick (18) top, two bevel gear (17) meshing is connected.
7. The heat dissipation type power amplifier for audio player according to claim 1, wherein: the inside joint of casing (1) another lateral wall has joint board (12), the inside fixedly connected with filter screen (13) of joint board (12), a plurality of thermovents (15) have been seted up at casing (1) top, a plurality of vents (16) have been seted up to casing (1) bottom, the equal fixedly connected with mounting panel (14) in casing (1) front side both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121351418.9U CN215898272U (en) | 2021-06-18 | 2021-06-18 | Heat dissipation type power amplifier for audio player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121351418.9U CN215898272U (en) | 2021-06-18 | 2021-06-18 | Heat dissipation type power amplifier for audio player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215898272U true CN215898272U (en) | 2022-02-22 |
Family
ID=80345888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121351418.9U Active CN215898272U (en) | 2021-06-18 | 2021-06-18 | Heat dissipation type power amplifier for audio player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215898272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116234269A (en) * | 2023-04-06 | 2023-06-06 | 中海石油(中国)有限公司上海分公司 | A heat exchange heat dissipation structure for pulse power conversion |
-
2021
- 2021-06-18 CN CN202121351418.9U patent/CN215898272U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116234269A (en) * | 2023-04-06 | 2023-06-06 | 中海石油(中国)有限公司上海分公司 | A heat exchange heat dissipation structure for pulse power conversion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A heat dissipation power amplifier for audio players Effective date of registration: 20230717 Granted publication date: 20220222 Pledgee: Bank of China Limited Jiangmen Enping Branch Pledgor: ENPING TIANYUE AUDIO TECHNOLOGY Co.,Ltd. Registration number: Y2023980048709 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |