CN218336864U - Power amplifier for audio playing - Google Patents
Power amplifier for audio playing Download PDFInfo
- Publication number
- CN218336864U CN218336864U CN202220981983.1U CN202220981983U CN218336864U CN 218336864 U CN218336864 U CN 218336864U CN 202220981983 U CN202220981983 U CN 202220981983U CN 218336864 U CN218336864 U CN 218336864U
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- power amplifier
- heat dissipation
- audio playback
- wall
- protective housing
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Abstract
The utility model discloses a power amplifier is used in audio playback, including protective housing, protective housing's interior diapire is provided with the bearer layer, the upper surface of bearer layer is connected with the power amplifier body is used in audio playback, heat dissipation mechanism is installed to protective housing's inside wall, protection machanism is installed to heat dissipation mechanism's top, protection machanism's top is provided with the backup pad. This power amplifier is used in audio playback, through the setting of heat dissipation mechanism and louvre, can produce a large amount of heat energy when power amplifier is used in audio playback, the louvre increases in the entering protective housing of outside air, improve the mobility of air, cool down power amplifier is used in audio playback through the fin that sets up, reduce power amplifier's is used in audio playback temperature, prevent that power amplifier is used in audio playback because the high electric component of inside causes the damage to the high temperature, power amplifier's life has been increased, the practicality of device has been improved.
Description
Technical Field
The utility model relates to an audio power amplifier correlation technique field specifically is a power amplifier is used in audio playback.
Background
The audio amplifier is a device for reconstructing the input audio signal on the output element generating sound, the reconstructed signal volume and power level are ideal-faithful, effective and low distortion, the power level is greatly different, from milliwatt level of earphone to several watts of TV or PC audio, then to dozens of watts of 'mini' family stereo and car stereo, to more than hundreds of watts of household and commercial sound system with larger power, so that the reconstructed signal volume and power level can meet the sound requirement of the whole cinema or auditorium.
In the prior art, for example, chinese patent: in the anti-vibration power amplifier disclosed in CN 215835724U, the buffer pad is connected to the side wall of the power amplifier circuit board, so that the buffer pad can provide a good buffer effect for the power amplifier circuit board, thereby preventing the side wall of the power amplifier circuit board from directly impacting the inner wall of the housing. In addition, through the through holes formed in the buffer base plate, heat generated by the power amplifier circuit board during working can be timely dissipated through the through holes.
That is to say, although the existing power amplifier for audio playing has good shock resistance and heat dissipation functions, the rain-proof function of the existing power amplifier is poor, so that when the power amplifier for audio playing is used outdoors in rainy days, rainwater easily flows into the interior of the power amplifier for audio playing, thereby causing short circuit in the interior of the power amplifier for audio playing, and when raining, the rainwater can corrode a dot element in the interior of the power amplifier.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power amplifier is used in audio playback, though current power amplifier is used in audio playback who proposes in solving above-mentioned background art has good antidetonation and radiating function, but its rain-proof function is relatively poor, when leading to power amplifier is used in outdoor rainy day for audio playback, the rainwater flows into power amplifier's for audio playback inside easily, thereby lead to audio power amplifier's inside to take place the short circuit, when raining, the problem of the inside some original paper of audio amplifier also can be eroded to the rainwater.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power amplifier for audio playback, includes protective housing, protective housing's interior diapire is provided with the bearer layer, the upper surface of bearer layer is connected with the power amplifier body for audio playback, heat dissipation mechanism is installed to protective housing's inside wall, protection mechanism is installed to heat dissipation mechanism's top, protection mechanism's top is provided with the backup pad, protective housing's interior roof is connected with the riser, the surperficial swing joint of riser has the dust screen, the louvre has been seted up to protective housing's surface.
Preferably, heat dissipation mechanism includes fixture block, connecting plate, spring, calliper, fixed block and fin, the top of fixture block is connected with the connecting plate, the inner wall of connecting plate is provided with the spring, the one end of spring is connected with calliper, the both sides of calliper all are provided with the fixed block, the upper surface of connecting plate is provided with the fin.
Preferably, the surface of the caliper is connected with a sponge layer, and the caliper and the sponge layer are of U-shaped structures.
Preferably, the calipers are movably connected with the connecting plate through springs, and the connecting plate is arranged in a slotted mode.
Preferably, the protection mechanism includes connecting rod, logical board, connecting axle and gyro wheel, the one end of connecting rod is connected with logical board, the inner wall that leads to the board is provided with the connecting axle, the outer wall connection of connecting axle has the gyro wheel.
Preferably, the inner wall of the supporting plate is provided with a slide way, the inner wall of the slide way is connected with a slide block, and the outer wall of the slide block is connected with a rain baffle.
Preferably, the rain shield is connected with the support plate in a sliding mode through a sliding block, and the length of the rain shield is larger than that of the protective shell.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the power amplifier for audio playing, through the arrangement of the heat dissipation mechanism and the heat dissipation holes, a large amount of heat energy can be generated when the power amplifier for audio playing is used, the heat dissipation holes increase the entrance of outside air into the protective shell, the fluidity of the air is improved, the temperature of the power amplifier for audio playing is reduced through the arranged heat dissipation fins, the damage to internal electrical elements caused by overhigh temperature of the power amplifier for audio playing is prevented, the service life of the power amplifier is prolonged, and the practicability of the device is improved;
2. according to the power amplifier for audio playing, the audio power amplifier is protected through the protection mechanism, so that the phenomenon that the power amplifier body for audio playing is vibrated when the power amplifier for audio playing is moved is avoided, parts in the power amplifier body for audio playing are loosened, and the stability of the audio power amplifier is improved;
3. this power amplifier for audio playback through the setting of weather shield and dust screen, prevents that external dust from getting into power amplifier's for audio playback inside, causes the internals to appear damaging, and the weather shield prevents that outside water droplet from entering into power amplifier's for audio playback inside through the louvre to cause power amplifier's for audio playback inside to take place the short circuit, improved power amplifier's for audio playback security.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the heat dissipation mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the caliper of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a protective housing; 2. a carrier layer; 3. a power amplifier body for audio playing; 4. a heat dissipation mechanism; 401. a clamping block; 402. a connecting plate; 403. a spring; 404. a caliper; 4001. a sponge layer; 405. a fixed block; 406. a heat sink; 5. a protection mechanism; 501. a connecting rod; 502. passing through a plate; 503. A connecting shaft; 504. a roller; 6. a support plate; 7. a slideway; 8. a slider; 9. a rain shield; 10. a vertical plate; 11. a dust screen; 12. and (4) heat dissipation holes.
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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a power amplifier for audio playback, including protective housing 1, protective housing 1's interior diapire is provided with bearer layer 2, prevent to appear rubbing between power amplifier body 3 for audio playback and protective housing 1, the upper surface of bearer layer 2 is connected with power amplifier for audio playback, heat dissipation mechanism 4 is installed to protective housing 1's inside wall, dispel the heat to audio playback power amplifier body 3 during operation, prevent the high temperature, damage appears in audio playback power amplifier body 3, increase the life of audio playback power amplifier body 3, protection mechanism 5 is installed to heat dissipation mechanism 4's top, protect audio playback power amplifier body 3 placed in protective housing 1, protection mechanism 5's top is provided with backup pad 6, connect louvre 9, the interior riser 10 that is connected with of protective housing 1, the surface swing joint of riser 10 has dust screen 11, prevent external dust from getting into audio playback power amplifier's inside, cause the internals to damage, protective housing 1's surface has seted up 12, increase the protective housing 1 of outside air, improve the mobility of the air's mobility.
Further, heat dissipation mechanism 4 includes fixture block 401, connecting plate 402, spring 403, calliper 404, fixed block 405 and fin 406, fixture block 401's top is connected with connecting plate 402, the inner wall of connecting plate 402 is provided with spring 403, the one end of spring 403 is connected with calliper 404, the both sides of calliper 404 all are provided with fixed block 405, the upper surface of connecting plate 402 is provided with fin 406, the fin 406 that sets up is cooled down power amplifier for the audio playback, reduce power amplifier's for the audio playback temperature, calliper 404 is fixed fin 406, prevent that fin 406 from dropping.
Further, calliper 404's surface is connected with sponge layer 4001, and calliper 404 and sponge layer 4001 are "U" shape structure, and when fixing fin 406, prevent to exert oneself too greatly, sponge layer 4001 protects fin 406.
Further, calliper 404 passes through spring 403 and connecting plate 402 swing joint, and connecting plate 402 is the slot type setting, can change fin 406, has improved the practicality of device.
Further, protection machanism 5 includes connecting rod 501, lead to board 502, connecting axle 503 and gyro wheel 504, the one end of connecting rod 501 is connected with leads to board 502, the inner wall of leading to board 502 is provided with connecting axle 503, the outer wall connection of connecting axle 503 has gyro wheel 504, protect audio power amplifier, avoid audio playback to receive the vibration that produces when removing audio playback power amplifier with the power amplifier body, thereby lead to audio playback to take place to become flexible with the inside part of audio playback power amplifier body.
Further, slide 7 has been seted up to the inner wall of backup pad 6, and the inner wall connection of slide 7 has slider 8, and the outer wall connection of slider 8 has weather shield 9, through the slider 8 that sets up on weather shield 9, can take weather shield 9, has improved the practicality of device.
Further, the rain shield 9 is connected with the support plate 6 in a sliding mode through the sliding block 8, the length of the rain shield 9 is larger than that of the protective shell 1, and the rain shield 9 prevents external water drops from entering the inside of the power amplifier for audio playing through the heat dissipation holes 12, so that short circuit occurs inside the power amplifier for audio playing.
The working principle is as follows: for the kind of power amplifier for audio playing, the power amplifier body 3 for audio playing is checked, the protective casing 1 is opened, the power amplifier body 3 is placed on the bearing layer 2, the protective casing 1 is closed, through the arrangement of the heat dissipation mechanism 4 and the heat dissipation holes 12, a large amount of heat energy can be generated when the power amplifier for audio playing is used, the temperature of the power amplifier for audio playing is reduced, the damage to internal electrical elements caused by the overhigh temperature of the power amplifier for audio playing is prevented, the dust screen 11 is arranged, external dust is prevented from entering the interior of the power amplifier for audio playing, internal parts are damaged, the rain baffle plate 9 is used for preventing external water drops from entering the interior of the power amplifier for audio playing through the heat dissipation holes, and thus the use process of the whole power amplifier for audio playing is completed.
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 (7)
1. A power amplifier for audio playing, comprising a protective casing (1), characterized in that: the inner bottom wall of protective housing (1) is provided with bearer layer (2), the upper surface of bearer layer (2) is connected with power amplifier body (3) for the audio playback, heat dissipation mechanism (4) are installed to the inside wall of protective housing (1), protection mechanism (5) are installed to the top of heat dissipation mechanism (4), the top of protection mechanism (5) is provided with backup pad (6), the inner top wall of protective housing (1) is connected with riser (10), the surperficial swing joint of riser (10) has dust screen (11), louvre (12) have been seted up to the surface of protective housing (1).
2. The power amplifier as claimed in claim 1, wherein: the heat dissipation mechanism (4) comprises a clamping block (401), a connecting plate (402), a spring (403), a clamp (404), a fixing block (405) and heat dissipation fins (406), wherein the connecting plate (402) is connected to the top of the clamping block (401), the spring (403) is arranged on the inner wall of the connecting plate (402), the clamp (404) is connected to one end of the spring (403), the fixing blocks (405) are arranged on two sides of the clamp (404), and the heat dissipation fins (406) are arranged on the upper surface of the connecting plate (402).
3. The power amplifier as claimed in claim 2, wherein: the surface of calliper (404) is connected with sponge layer (4001), calliper (404) and sponge layer (4001) are "U" shape structure.
4. The power amplifier as claimed in claim 2, wherein: calliper (404) pass through spring (403) and connecting plate (402) swing joint, connecting plate (402) are the fluting setting.
5. The power amplifier as claimed in claim 1, wherein: protection machanism (5) are including connecting rod (501), logical board (502), connecting axle (503) and gyro wheel (504), the one end of connecting rod (501) is connected with logical board (502), the inner wall of logical board (502) is provided with connecting axle (503), the outer wall connection of connecting axle (503) has gyro wheel (504).
6. The power amplifier for audio playback as set forth in claim 1, wherein: slide (7) have been seted up to the inner wall of backup pad (6), the inner wall connection of slide (7) has slider (8), the outer wall connection of slider (8) has weather shield (9).
7. The power amplifier as claimed in claim 6, wherein: the rain baffle (9) is connected with the supporting plate (6) in a sliding mode through the sliding block (8), and the length of the rain baffle (9) is larger than that of the protective shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220981983.1U CN218336864U (en) | 2022-04-25 | 2022-04-25 | Power amplifier for audio playing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220981983.1U CN218336864U (en) | 2022-04-25 | 2022-04-25 | Power amplifier for audio playing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218336864U true CN218336864U (en) | 2023-01-17 |
Family
ID=84830998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220981983.1U Active CN218336864U (en) | 2022-04-25 | 2022-04-25 | Power amplifier for audio playing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218336864U (en) |
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2022
- 2022-04-25 CN CN202220981983.1U patent/CN218336864U/en active Active
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