CN210694711U - Automobile-used power amplifier through section bar heat dissipation - Google Patents
Automobile-used power amplifier through section bar heat dissipation Download PDFInfo
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- CN210694711U CN210694711U CN201921346340.4U CN201921346340U CN210694711U CN 210694711 U CN210694711 U CN 210694711U CN 201921346340 U CN201921346340 U CN 201921346340U CN 210694711 U CN210694711 U CN 210694711U
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- heat dissipation
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- power amplifier
- dissipation channel
- section bar
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Abstract
A power amplifier for a vehicle dissipating heat through a section bar comprises a bottom plate, the section bar piece, end plates and a first heat dissipation fan, wherein the section bar piece is positioned above the bottom plate, the end plates are connected with two ends of the section bar piece, and the first heat dissipation fan is arranged on the inner side wall of the section bar piece; the section piece comprises a top plate and two side plates which are respectively connected with the two sides of the top plate; a heat dissipation channel penetrates through the inner part of the side plate along the length direction; the inner side wall of the side plate is provided with a vent communicated with the heat dissipation channel; a heat radiation fan is arranged at the vent of at least one side plate; a plurality of honeycomb holes are arranged on the end plate corresponding to the heat dissipation channel. So ingenious utilization section bar spare sets up heat dissipation channel, sets up the vent and set up radiator fan on the inside wall of section bar spare, space utilization is high and has reduced weight.
Description
Technical Field
The utility model relates to a sound processing electronic product field, especially an automobile-used amplifirer through section bar heat dissipation.
Background
The applicant filed a chinese patent (CN201220118010.1) named "heat sink", which uses a section bar as a partial housing, and additionally, a cover plate and end plates at two ends are added to form a box-shaped housing, wherein electronic components are disposed in the housing, and various control buttons and connection ports are disposed on the end plates, thereby achieving high structural strength. But because the thickness of the section bar is thicker, the heat dissipation effect is poorer. This patent has seted up a plurality of radiating grooves at the outside portion of the both sides of section bar to improve the radiating effect, but its inside radiating effect is not very obvious. If air cooling heat dissipation is adopted, a first ventilation opening and a fan need to be arranged on at least one end plate, and a second ventilation opening is arranged on the other end plate. However, because the area of the end plate is small, and a large number of control buttons and connection ports are arranged, there is not enough space for arranging the ventilation opening and the fan.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an utilize section bar spare ingeniously to set up heat dissipation channel, set up the vent and set up radiator fan, space utilization height and reduce automobile-used amplifirer of weight on the inside wall of section bar spare to solve above-mentioned problem.
A power amplifier for a vehicle dissipating heat through a section bar comprises a bottom plate, the section bar piece, end plates and a first heat dissipation fan, wherein the section bar piece is positioned above the bottom plate, the end plates are connected with two ends of the section bar piece, and the first heat dissipation fan is arranged on the inner side wall of the section bar piece; the section piece comprises a top plate and two side plates which are respectively connected with the two sides of the top plate; a heat dissipation channel penetrates through the inner part of the side plate along the length direction; the inner side wall of the side plate is provided with a vent communicated with the heat dissipation channel; a heat radiation fan is arranged at the vent of at least one side plate; a plurality of honeycomb holes are arranged on the end plate corresponding to the heat dissipation channel.
Furthermore, at least one second connecting groove is formed in the first end face, away from the top plate, of the side plate in the length direction, first through holes are formed in the positions, close to the edges, of the two sides of the bottom plate, and a first connecting piece penetrates through the first through holes and is connected with the second connecting grooves of the side plate.
Furthermore, two second end faces at two ends of the side plate along the length direction are provided with two threaded holes, two sides of the end plate corresponding to the positions of the threaded holes are provided with second through holes, and a second connecting piece penetrates through the second through holes and is in threaded connection with the threaded holes.
Further, the heat dissipation channel is located between the two threaded holes.
Further, the bottom of the outer side face of the end plate far from the profile material piece is provided with a connecting supporting leg in a protruding mode, and a connecting hole is formed in the connecting supporting leg.
Furthermore, a first ventilation opening communicated with the heat dissipation channel is formed in the middle of the inner side wall of one side plate, and second ventilation openings communicated with the heat dissipation channel are formed in the positions, close to the two end plates, of the inner side wall of the other side plate respectively.
Further, a first cooling fan is arranged at the first vent.
Further, a second cooling fan is arranged at the second ventilation opening.
Compared with the prior art, the vehicle power amplifier dissipating heat through the sectional material comprises a bottom plate, the sectional material piece positioned above the bottom plate, end plates connected with two ends of the sectional material piece, and a first cooling fan arranged on the inner side wall of the sectional material piece; the section piece comprises a top plate and two side plates which are respectively connected with the two sides of the top plate; a heat dissipation channel penetrates through the inner part of the side plate along the length direction; the inner side wall of the side plate is provided with a vent communicated with the heat dissipation channel; a heat radiation fan is arranged at the vent of at least one side plate; a plurality of honeycomb holes are arranged on the end plate corresponding to the heat dissipation channel. So ingenious utilization section bar spare sets up heat dissipation channel, sets up the vent and set up radiator fan on the inside wall of section bar spare, space utilization is high and has reduced weight.
Drawings
Embodiments of the present invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a schematic perspective view of the vehicle power amplifier dissipating heat through a profile according to the present invention.
Fig. 2 is a schematic diagram of a first view angle after the local splitting of the vehicle power amplifier dissipating heat through the sectional material.
Fig. 3 is a schematic diagram of a second view angle after the local splitting of the vehicle power amplifier dissipating heat through the sectional material.
Detailed Description
The following describes in further detail specific embodiments of the present invention based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.
Referring to fig. 1 and 2, the power amplifier for vehicle using sectional material to dissipate heat according to the present invention includes a bottom plate 10, a sectional material 20 located above the bottom plate 10, end plates 30 connected to both ends of the sectional material 20, a first heat dissipation fan 50 disposed on an inner sidewall of the sectional material 20, and a plurality of electronic components located between the sectional material 20 and the bottom plate 10.
The profile element 20 has a U-shaped cross-sectional shape. The profile 20 comprises a top plate 21 and two side plates 22 which are respectively connected to two sides of the top plate 21 perpendicularly, and an opening is formed between the two side plates 22.
At least one first connecting groove 221 is formed in the inner side wall of the side plate 22 along the length direction, and at least one second connecting groove 222 is formed in the first end face, away from the top plate 21, of the side plate 22 along the length direction. Two second end faces of two ends of the side plate 22 along the length direction are provided with two threaded holes 223, a heat dissipation channel 224 is provided between the two threaded holes 223, and the heat dissipation channel 224 penetrates through the side plate 22 along the length direction. The first coupling groove 221 is used to mount an electronic component such as a circuit board.
First through holes 11 are formed at both sides of the bottom plate 10 near the edges, and a first connecting member, such as a screw, passes through the first through holes 11 and is connected with the second connecting groove 222 of the side plate 22. In this embodiment, the width of the second connection groove 222 is smaller than the outer diameter of the first connection member, so that the first connection member can be in interference fit with the second connection groove 222.
The end plate 30 has second through holes 31 formed at positions corresponding to the screw holes 223 on both sides thereof, and a second connecting member, such as a screw, passes through the second through holes 31 and is threadedly coupled to the screw holes 223.
The end plate 30 is provided with a plurality of honeycomb holes 32 between the two second through holes 31 and corresponding to the heat dissipation channel 224, so that external cooling air can enter the heat dissipation channel 224 from the honeycomb holes 32, or internal hot air in the heat dissipation channel 224 can be exhausted through the honeycomb holes 32. The honeycomb holes 32 play a role in filtering and dust prevention.
One of the end plates 30 is provided with a plurality of control buttons 33, a plurality of input ports 34 and a communication port 35, and the other end plate is provided with a power supply interface, a switch button, a fuse and a plurality of output ports.
The bottom that the lateral surface of section bar spare 20 was kept away from to the end plate is outstanding to be provided with and connects stabilizer blade 36, has seted up the connecting hole on connecting stabilizer blade 36, can be with through a plurality of connection stabilizer blades 36 and a plurality of third connecting piece the utility model provides a through radiating automobile-used amplifirer of section bar be fixed in on the support.
Referring to fig. 2 and 3, a first ventilation opening communicated with the heat dissipation channel 224 is formed in a middle portion of an inner side wall of one of the side plates 22, and a first heat dissipation fan 50 is disposed at the first ventilation opening; the inner side wall of the other side plate 22 is provided with second ventilation openings 225 near the two end plates 30 respectively, and the second ventilation openings are communicated with the heat dissipation channel 224. Therefore, cooling air can flow through most of the electronic components, and the heat dissipation effect is good.
In the present embodiment, the first heat dissipation fan 50 is an intake fan for sucking outside air into the interior of the vehicle power amplifier that dissipates heat through the profile.
In other embodiments, the first heat dissipation fan 50 may also be an air inlet fan for discharging hot air inside the vehicle power amplifier that dissipates heat through the profile.
In other embodiments, a second heat dissipation fan is disposed at the second air outlet 225, and the second heat dissipation fan is an air outlet fan and is configured to discharge hot air inside the automotive power amplifier that radiates heat through the profile.
Compared with the prior art, the vehicle power amplifier dissipating heat through the sectional material comprises a bottom plate 10, a sectional material piece 20 positioned above the bottom plate 10, end plates 30 connected with two ends of the sectional material piece 20, and a first heat dissipation fan 50 arranged on the inner side wall of the sectional material piece 20; the section 20 comprises a top plate 21 and two side plates 22 respectively connected with two sides of the top plate 21; a heat dissipation channel 224 penetrates the interior of the side plate 22 along the length direction; the inner side wall of the side plate 22 is provided with a vent communicated with the heat dissipation channel 224; a heat radiation fan is arranged at the air vent of at least one side plate 22; a plurality of honeycomb holes 32 are formed on the end plate 30 corresponding to the heat dissipation channel 224. So ingenious utilization section bar spare sets up heat dissipation channel, sets up the vent and set up radiator fan on the inside wall of section bar spare, space utilization is high and has reduced weight.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.
Claims (8)
1. The utility model provides a through radiating automobile-used amplifirer of section bar which characterized in that: the heat dissipation device comprises a bottom plate, a profile piece positioned above the bottom plate, end plates connected with two ends of the profile piece, and a first heat dissipation fan arranged on the inner side wall of the profile piece; the section piece comprises a top plate and two side plates which are respectively connected with the two sides of the top plate; a heat dissipation channel penetrates through the inner part of the side plate along the length direction; the inner side wall of the side plate is provided with a vent communicated with the heat dissipation channel; a heat radiation fan is arranged at the vent of at least one side plate; a plurality of honeycomb holes are arranged on the end plate corresponding to the heat dissipation channel.
2. The power amplifier for vehicle for dissipating heat through a profile as set forth in claim 1, wherein: at least one second connecting groove is formed in the first end face, far away from the top plate, of the side plate in the length direction, first through holes are formed in the positions, close to the edges, of the two sides of the bottom plate, and a first connecting piece penetrates through the first through holes and is connected with the second connecting grooves of the side plate.
3. The power amplifier for vehicle for dissipating heat through a profile as set forth in claim 1, wherein: two second end faces at two ends of the side plate along the length direction are provided with two threaded holes, the positions of two sides of the end plate corresponding to the threaded holes are provided with second through holes, and a second connecting piece penetrates through the second through holes and is in threaded connection with the threaded holes.
4. A vehicle power amplifier for dissipating heat through a profile as set forth in claim 3, wherein: the heat dissipation channel is located between the two threaded holes.
5. The power amplifier for vehicle for dissipating heat through a profile as set forth in claim 1, wherein: the bottom of the outer side face of the end plate far from the profile material piece is provided with a connecting supporting leg in a protruding mode, and a connecting hole is formed in the connecting supporting leg.
6. The power amplifier for vehicle for dissipating heat through a profile as set forth in claim 1, wherein: a first ventilation opening communicated with the heat dissipation channel is formed in the middle of the inner side wall of one side plate, and second ventilation openings communicated with the heat dissipation channel are formed in the positions, close to the two end plates, of the inner side wall of the other side plate respectively.
7. The power amplifier for vehicle using the sectional material to dissipate heat as claimed in claim 6, wherein: a first cooling fan is arranged at the first vent.
8. The power amplifier for vehicle using the sectional material to dissipate heat as claimed in claim 7, wherein: and a second cooling fan is arranged at the second ventilation opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346340.4U CN210694711U (en) | 2019-08-19 | 2019-08-19 | Automobile-used power amplifier through section bar heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346340.4U CN210694711U (en) | 2019-08-19 | 2019-08-19 | Automobile-used power amplifier through section bar heat dissipation |
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| Publication Number | Publication Date |
|---|---|
| CN210694711U true CN210694711U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921346340.4U Active CN210694711U (en) | 2019-08-19 | 2019-08-19 | Automobile-used power amplifier through section bar heat dissipation |
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| CN (1) | CN210694711U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770556A (en) * | 2020-11-18 | 2021-05-07 | 广州市荣鼎电子有限公司 | High-integration-level DSP (digital signal processor) automobile power amplifier |
| CN113811150A (en) * | 2021-08-12 | 2021-12-17 | 珠海英搏尔电气股份有限公司 | Heat dissipation bridge, motor controller, power assembly and vehicle |
-
2019
- 2019-08-19 CN CN201921346340.4U patent/CN210694711U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770556A (en) * | 2020-11-18 | 2021-05-07 | 广州市荣鼎电子有限公司 | High-integration-level DSP (digital signal processor) automobile power amplifier |
| CN113811150A (en) * | 2021-08-12 | 2021-12-17 | 珠海英搏尔电气股份有限公司 | Heat dissipation bridge, motor controller, power assembly and vehicle |
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