CN217563618U - Low-power consumption audio amplifier - Google Patents
Low-power consumption audio amplifier Download PDFInfo
- Publication number
- CN217563618U CN217563618U CN202220985642.1U CN202220985642U CN217563618U CN 217563618 U CN217563618 U CN 217563618U CN 202220985642 U CN202220985642 U CN 202220985642U CN 217563618 U CN217563618 U CN 217563618U
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- China
- Prior art keywords
- panel
- pressing plate
- plate
- shrouding
- audio amplifier
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- 241000237983 Trochidae Species 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 60
- 238000007789 sealing Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 230000005669 field effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a low-power consumption audio amplifier belongs to power amplifier technical field, and it includes the baffle, top shell and drain pan are installed respectively to the upper and lower two surfaces of baffle, the left side of baffle and the inner wall of drain pan are fixed with the panel that is used for the audio frequency operation respectively and are used for audio control's mainboard. This low-power consumption audio amplifier, outside air current passes through after going into wind gap and screen panel and gets into inside baffle and the drain pan through the fan immediately, when needing to clear up immediately, through pulling the shrouding, the in-process that the shrouding pressed immediately, the shrouding drives screen panel and slide bar and slides on the surface of panel, make its screen panel roll-off be convenient for clean through the panel roll-off, simultaneously the spring is after the compression, through loosening the shrouding, make its shrouding under the spring action of slide bar and surface, make its slide bar reset under the effect of spring, the shrouding keeps laminating on the surface of panel simultaneously, this kind of mode can keep conveniently cleaning the screen panel, and easy operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of power amplifier equipment, specifically be a low-power consumption audio amplifier.
Background
Audio amplifiers are one of the important components of multimedia products and are widely used in the field of consumer electronics. The linear audio power amplifier has a dominant market in the traditional audio amplifier due to small distortion and good sound quality. In recent years, with the popularization of portable multimedia devices such as MP3, PDA, mobile phone, and notebook computer, the efficiency and volume of the linear power amplifier have not been able to meet the market demand.
The development of the audio amplifier successively goes through three types, namely a vacuum tube, a bipolar transistor and a field effect transistor. The electronic tube audio amplifier has mellow timbre, but has large volume, high power consumption, unstable work and poor high-frequency response; the bipolar transistor audio amplifier has the advantages of wide frequency band, large dynamic range, high reliability, long service life and good high-frequency response, but the static power consumption and the on-resistance of the bipolar transistor audio amplifier are very large, and the efficiency is difficult to improve; the field effect tube audio amplifier has the same round tone as the electronic tube, and meanwhile, the dynamic range is wide, more importantly, the on-resistance is small, and the high efficiency can be achieved.
As present this type of audio amplifier uses, along with the continuous deepening of electronization degree, and the continuous optimization of internal circuit, the consumption also reduces gradually thereupon, however this type of equipment is in long-time operation in-process, its inside heat need give off, nevertheless the in-process that this type of heat gave off carries out the heat through the mode of air current replacement and gives off, this type of mode is in order to guarantee the inside clean degree of casing, need ensure the filtration of air inlet process, nevertheless along with the use of different environment, its income wind gap is along with the dust and even the increase of impurity, make it cause the gas flow not smooth, so need dismantle the clearance.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the above-mentioned defect of prior art, the utility model provides a low-power consumption audio amplifier has solved at present for the guarantee audio amplifier is stable in order to ensure inside function, need carry out dustproof processing to the thermovent, however this type of mode very easily appears blockking up and causes the problem that the circulation of gas is not smooth and be difficult to the clearance.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-power consumption audio amplifier, includes the baffle, top shell and drain pan are installed respectively to the upper and lower two surfaces of baffle, the left side of baffle and the inner wall of drain pan are fixed with the panel that is used for the audio frequency operation respectively and are used for audio control's mainboard, the lower surface of baffle runs through to install and is used for radiating fan, and the common spacing gliding screen panel of two spacing of top fixedly connected with of baffle and spacing inner wall.
The screen panel runs through the surface of slip at the panel, and the screen panel run through and one side integrated into one piece of crossing the panel has the shrouding, the fixed surface of shrouding is connected with two slide bars that run through the slip on the panel surface, and two slide bars keep away from the one end of panel and be fixed with first clamp plate respectively, the surface of first clamp plate runs through to slide has a plurality of locating levers, and the surface of a plurality of locating levers slides jointly has second clamp plate and third clamp plate, the last fixed surface of baffle is connected with the mount.
As a further aspect of the present invention: the upper surface of the bottom shell is provided with a plurality of air inlets, and the surface of the bottom shell is provided with air outlets matched with the air inlets for air flow.
As a further aspect of the present invention: the moving magnetic blocks capable of being adsorbed mutually penetrate and are fixed at the same axial position of the first pressing plate, the second pressing plate and the third pressing plate, and the clamping pieces are fixedly connected to the upper surfaces of the first pressing plate, the second pressing plate and the third pressing plate respectively.
As a further aspect of the present invention: the inner wall of the top shell is provided with two clamping strips for installation, and the inner walls of the clamping strips slide in a limiting mode with corresponding clamping pieces corresponding to the surfaces of the first pressing plate, the second pressing plate and the third pressing plate.
As a further aspect of the present invention: the surface of the fixing frame is respectively fixed with a first fixing plate and a second fixing plate which are used for limiting a second pressing plate and a third pressing plate, and the surfaces of the first fixing plate and the second fixing plate are respectively fixed with a positioning magnetic block which is used for respectively adsorbing the second pressing plate and the third pressing plate in a penetrating manner.
As a further aspect of the present invention: the surface spiral of slide bar coils has the spring that is used for first clamp plate and shrouding to reset, and two locating levers fixed connection are on the surface of panel, one side of screen panel is fixed with and is used for absorbing rubber strip.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. this low-power consumption audio amplifier, through setting up the slide bar, a spring, the screen panel, the shrouding, go into wind gap and fan, when using, along with the fan starts, outside air current passes through after going into wind gap and screen panel and gets into inside baffle and the drain pan through the fan immediately, and along with the air current through the air outlet discharge outside can, when needing to clear up immediately, through pulling the shrouding, the in-process that the shrouding pressed immediately, the shrouding drives screen panel and slide bar and slides on the surface of panel, make its screen panel can be convenient for clean through the panel roll-off, simultaneously the spring is after the compression, through loosening the shrouding, make its shrouding under the spring action on slide bar and surface, make its slide bar reset under the effect of spring, the shrouding keeps laminating on the surface of panel simultaneously, this kind of mode can keep conveniently cleaning the screen panel, easy operation is convenient.
2. The low-power-consumption audio amplifier is characterized in that the low-power-consumption audio amplifier is provided with a sliding rod, a positioning rod, a spring, a first pressing plate, a second pressing plate, a fixing frame and a clamping strip, when the low-power-consumption audio amplifier is used, the sliding rod drives the first pressing plate to move when the sealing plate drives the surface of a panel to slide, so that the first pressing plate presses the second pressing plate, the third pressing plate is pressed through the second pressing plate, the second pressing plate and the third pressing plate are separated from positioning magnetic blocks on the surfaces of the first fixing plate and the second fixing plate respectively, the sliding rod drives the first pressing plate to reset until the clamping pieces on the surfaces of the first fixing plate, the second fixing plate and the third fixing plate slide on the inner wall of the clamping strip and are separated from the clamping strip, the top shell can be separated at the moment, the fan is cleaned, the top shell is reset immediately, the sealing plate is loosened, the sliding rod is reset under the action of the spring, the sliding rod drives the first pressing plate to reset, so that the second pressing plate and the third pressing plate are respectively blocked by the first fixing plate and the second fixing plate, and the positioning magnetic blocks are completely attached to be conveniently detached and conveniently attached to the inside of the top shell.
Drawings
Fig. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic three-dimensional structure of the partition and the panel of the present invention;
fig. 3 is a schematic three-dimensional structure view of the top plate of the present invention;
fig. 4 is a schematic view of a three-dimensional cross-sectional structure of the mesh enclosure of the present invention;
fig. 5 is a schematic diagram of the explosion structure of the present invention;
fig. 6 is a schematic three-dimensional structure view of the fixing frame of the present invention;
fig. 7 is a schematic structural view of the cross section of the clip strip of the present invention.
In the figure: 1. a partition plate; 2. a bottom case; 3. a top shell; 4. a panel; 5. a main board; 6. a mesh enclosure; 7. a limiting strip; 8. a fixed mount; 9. a first fixing plate; 10. a second fixing plate; 11. a positioning magnetic block; 12. positioning a rod; 13. a slide bar; 14. a spring; 15. a first platen; 16. a second platen; 17. a third press plate; 18. a moving magnetic block; 19. clamping the piece; 20. clamping the strip; 21. an air inlet; 22. a rubber strip; 23. an air outlet; 24. and (7) closing the plate.
Detailed Description
The following describes the technical solution of the present patent in detail with reference to specific embodiments.
As shown in fig. 1-7, the utility model provides a technical solution: the utility model provides a low-power consumption audio amplifier, includes baffle 1, and top shell 3 and drain pan 2 are installed respectively to the upper and lower two surfaces of baffle 1, and the left side of baffle 1 is fixed with the panel 4 that is used for the audio frequency operation respectively with the inner wall of drain pan 2 and is used for audio control's mainboard 5, and the lower surface of baffle 1 runs through to install and is used for radiating fan, and the common spacing gliding screen panel 6 of two spacing 7 of top fixedly connected with of baffle 1 and spacing 7 inner walls.
The screen panel 6 runs through the surface of slip at panel 4, and one side integrated into one piece that runs through of screen panel 6 and cross panel 4 has shrouding 24, two slide bars 13 that run through the slip on panel 4 surfaces of the fixed surface of shrouding 24 are connected with, and two slide bars 13 keep away from one end of panel 4 and be fixed with first clamp plate 15 respectively, the surface of first clamp plate 15 runs through to slide has a plurality of locating levers 12, and the surface of a plurality of locating levers 12 slides jointly has second clamp plate 16 and third clamp plate 17, the last fixed surface of baffle 1 is connected with mount 8.
Specifically, as shown in fig. 2 and 5, the upper surface of the bottom shell 2 is provided with a plurality of air inlets 21, the surface of the bottom shell 2 is provided with an air outlet 23 matched with the air inlets 21 for air to flow, the inner wall of the top shell 3 is provided with two clamping strips 20 for installation, the inner walls of the clamping strips 20 are limited to slide with corresponding clamping pieces 19 on the surfaces of the first pressing plate 15, the second pressing plate 16 and the third pressing plate 17, the surface of the sliding rod 13 is spirally wound with springs 14 for resetting the first pressing plate 15 and the sealing plate 24, the two positioning rods 12 are fixedly connected to the surface of the panel 4, and one side of the mesh enclosure 6 is fixed with a rubber strip 22 for shock absorption.
Through setting up into wind gap 21, it can keep external gas to get into to go into wind gap 21, can keep the effect of the blocking and protection to external great impurity of needle simultaneously, through setting up air outlet 23, air outlet 23 is the strip, can keep inside air current discharge, make it can keep the radiating effect of inside fine, through setting up card strip 20, card strip 20 can keep cooperating spacing slip to fastener 19, make its fastener 19 can keep spacing to the roof, make its roof can with the inseparable laminating of baffle 1, through setting up spring 14, spring 14 can play to carry out fine effect of restoring to the throne to slide bar 13 surface and to it.
Specifically, as shown in fig. 3 and 4, the moving magnetic blocks 18 capable of being adsorbed to each other are fixed to the same axial positions of the first pressing plate 15, the second pressing plate 16 and the third pressing plate 17 in a penetrating manner, the clamping pieces 19 are fixedly connected to the upper surfaces of the first pressing plate 15, the second pressing plate 16 and the third pressing plate 17 respectively, the first fixing plate 9 and the second fixing plate 10 for limiting the second pressing plate 16 and the third pressing plate 17 are fixed to the surface of the fixing frame 8 respectively, and the positioning magnetic blocks 11 for adsorbing the second pressing plate 16 and the third pressing plate 17 are fixed to the surfaces of the first fixing plate 9 and the second fixing plate 10 in a penetrating manner.
Through setting up moving magnet 18, moving magnet 18 can move along with first clamp plate 15, second clamp plate 16 and third clamp plate 17, can adsorb each other simultaneously, keeps synchronous removal, and the side of blockking up until receiving first fixed plate 9 and second fixed plate 10 can separate, and through setting up location magnet 11, location magnet 11 can adsorb second clamp plate 16 and third clamp plate 17 respectively, makes it keep spacing can not remove to it can.
The utility model discloses a theory of operation does:
when the fan is started, external air flow penetrates through the air inlet 21 and the mesh enclosure 6 and then enters the partition board 1 and the bottom shell 2 through the fan, and is exhausted to the outside along with the air flow through the air outlet 23, when cleaning is needed immediately, the sealing plate 24 is pulled, and in the process that the sealing plate 24 is pressed, the sealing plate 24 drives the mesh enclosure 6 and the sliding rod 13 to slide on the surface of the panel 4, so that the mesh enclosure 6 can slide out through the panel 4 for cleaning, meanwhile, after the spring 14 is compressed, the sealing plate 24 is loosened, the sealing plate 24 enables the sliding rod 13 to reset under the action of the spring 14 under the action of the sliding rod 13 and the spring 14 on the surface, meanwhile, the sealing plate 24 keeps attached to the surface of the panel 4, when the sealing plate 24 is driven to slide on the surface of the panel 4, the sliding rod 13 drives the first pressing plate 15 to move, the first pressing plate 15 presses the second pressing plate 16, the third pressing plate 17 is pressed through the second pressing plate 16, the second pressing plate 16 and the second pressing plate 17 disengages from the positioning magnetic blocks the sliding rod 11 on the surfaces of the first fixing plate 9 and the second fixing plate 10, and the top fixing plate 14, and the top bar 13 is detached from the spring 14, and the top fixing plate 14, and the top bar 13 is detached from the top fixing plate 14, and the top bar 13 is detached from the top bar 13, and the top bar 13.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. A low power consumption audio amplifier, comprising a diaphragm (1), characterized in that: a top shell (3) and a bottom shell (2) are respectively installed on the upper surface and the lower surface of the partition plate (1), a panel (4) for audio operation and a main board (5) for audio control are respectively fixed on the left side of the partition plate (1) and the inner wall of the bottom shell (2), a fan for heat dissipation is installed on the lower surface of the partition plate (1) in a penetrating mode, and two limiting strips (7) and a mesh enclosure (6) which is used for limiting and sliding of the inner walls of the limiting strips (7) are fixedly connected to the upper portion of the partition plate (1);
the utility model discloses a screen panel, including screen panel (6), panel (4), apron (6), fixed surface and two slide bars (13) of sliding on panel (4) surface are connected with to run through of screen panel (6) and one side integrated into one piece of crossing panel (4) has shrouding (24), the fixed surface of shrouding (24) is connected with two and runs through and slide bar (13) on panel (4) surface, and two slide bar (13) keep away from the one end of panel (4) and be fixed with first clamp plate (15) respectively, the surface of first clamp plate (15) runs through to slide and has a plurality of locating lever (12), and the surface of a plurality of locating lever (12) slides jointly has second clamp plate (16) and third clamp plate (17), the last fixed surface of baffle (1) is connected with mount (8).
2. A low power audio amplifier according to claim 1, wherein: the upper surface of the bottom shell (2) is provided with a plurality of air inlets (21), and the surface of the bottom shell (2) is provided with an air outlet (23) which is matched with the air inlets (21) for air flow.
3. A low power audio amplifier according to claim 1, wherein: the moving magnetic blocks (18) capable of being adsorbed mutually penetrate and are fixedly arranged at the same axial positions of the first pressing plate (15), the second pressing plate (16) and the third pressing plate (17), and clamping pieces (19) are fixedly connected to the upper surfaces of the first pressing plate (15), the second pressing plate (16) and the third pressing plate (17) respectively.
4. A low power audio amplifier according to claim 3, wherein: the inner wall of the top shell (3) is provided with two clamping strips (20) for installation, and the inner wall of each clamping strip (20) slides in a limiting mode with corresponding clamping pieces (19) corresponding to the surfaces of the first pressing plate (15), the second pressing plate (16) and the third pressing plate (17).
5. A low power audio amplifier according to claim 1, wherein: the surface of the fixing frame (8) is respectively fixed with a first fixing plate (9) and a second fixing plate (10) which are used for limiting a second pressing plate (16) and a third pressing plate (17), and the surfaces of the first fixing plate (9) and the second fixing plate (10) are respectively fixed with a positioning magnetic block (11) which is used for respectively adsorbing the second pressing plate (16) and the third pressing plate (17) in a penetrating manner.
6. A low power audio amplifier according to claim 1, wherein: the surface of the sliding rod (13) is spirally wound with a spring (14) for resetting the first pressure plate (15) and the sealing plate (24), the two positioning rods (12) are fixedly connected to the surface of the panel (4), and one side of the mesh enclosure (6) is fixedly provided with a rubber strip (22) for damping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220985642.1U CN217563618U (en) | 2022-04-24 | 2022-04-24 | Low-power consumption audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220985642.1U CN217563618U (en) | 2022-04-24 | 2022-04-24 | Low-power consumption audio amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217563618U true CN217563618U (en) | 2022-10-11 |
Family
ID=83472619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220985642.1U Active CN217563618U (en) | 2022-04-24 | 2022-04-24 | Low-power consumption audio amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217563618U (en) |
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2022
- 2022-04-24 CN CN202220985642.1U patent/CN217563618U/en active Active
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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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A low-power audio amplifier Effective date of registration: 20231204 Granted publication date: 20221011 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Yinzhou Branch Pledgor: NINGBO JINCHUANG ELECTRONIC CO.,LTD. Registration number: Y2023980068898 |