CN208174911U - A kind of closed active audio amplifier - Google Patents
A kind of closed active audio amplifier Download PDFInfo
- Publication number
- CN208174911U CN208174911U CN201820353130.7U CN201820353130U CN208174911U CN 208174911 U CN208174911 U CN 208174911U CN 201820353130 U CN201820353130 U CN 201820353130U CN 208174911 U CN208174911 U CN 208174911U
- Authority
- CN
- China
- Prior art keywords
- shell
- shaft
- cavity
- rubber pad
- audio amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a kind of closed active audio amplifiers, including shell, rubber pad is provided on the inside of the shell, the side of the rubber pad is provided with ventilation opening, the side setting of the ventilation opening is fluted, the groove is internally provided with shaft, the side of the shaft is connected with cavity, the side of the cavity is provided with copper mesh, the side of the copper mesh is provided with link block, and the side of the link block is connected with shell, and the cavity is internally provided with loudspeaker, the top of the cavity is provided with heat sink, and the heat sink is placed in the inside of shell.The utility model on the inside of shell by being provided with rubber pad, reduce the shell vibrating that the vibration of loudspeaker drives, pass through groove and shaft, power supply line and connection are wrapped at shaft, it realizes storing up for electric wire, is shielded by the electromagnetism that copper mesh and link block generate electric wire, prevent electromagnetic interference, by ventilation opening and heat sink, the heat dissipation of speaker is realized.
Description
Technical field
The utility model relates to sound-box device technical fields, and in particular to a kind of closed active audio amplifier.
Background technique
Active audio amplifier (Active Speaker) is also known as " active speaker ".Active audio amplifier is due to built-in power amplifier electricity
Road, user need not consider the problems of to match with amplifier, while be also convenient for being directly driven with the audio signal of lower level.It is logical
The speaker with power amplifier is referred to, such as multimedia computer speaker, active super low voice box and some novel family's shadows
Institute's active audio amplifier etc..
But active audio amplifier must be turned on power supply line and connection, this results in generating a part of electromagnetic interference inside speaker
And covibration, cause the sound quality of active audio amplifier to be had a greatly reduced quality, the electric wire of another aspect active audio amplifier is generally long, in electric wire
It is more difficult when storing up, and electric wire damage is easily caused, and in speaker use process, often generate a large amount of heat, heat is such as
Fruit only passes through shell and externally radiates, and heat dissipation capacity not only can not meet requirement, and will lead to shell and scald one's hand, and user experience is very poor.
Utility model content
The purpose of this utility model is to provide a kind of closed active audio amplifiers, and shielded power supply line and connection are to speaker
Interference enhances the sound quality of speaker, while easily realizing storing up for electric wire, prevents electric wire from damaging during storing up, influences to set
Standby normal use, and realize effective heat dissipation of speaker, case temperature is reduced, user experience is promoted, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions：A kind of closed active audio amplifier, including shell
Body is provided with rubber pad on the inside of the shell, and the side of the rubber pad is provided with ventilation opening, and the side of the ventilation opening is set
It is equipped with groove, the groove is internally provided with shaft, and the side of the shaft is connected with cavity, the side setting of the cavity
There is copper mesh, the side of the copper mesh is provided with link block, and the side of the link block is connected with shell, and the inside of the cavity is set
Loudspeaker are equipped with, the top of the cavity is provided with heat sink, and the heat sink is placed in the inside of shell.
Preferably, the top of the ventilation opening is provided with baffle, and the side of the baffle is connected with sliding block, the sliding block
Side is provided with guide rail, and the guide rail is fixedly connected on four sides of shell.
Preferably, the side of the groove is provided with plastic jacket, and the side of the plastic jacket is provided with connecting rod, and plastics
The side of cover is provided with convex block.
Preferably, the inside of the rubber pad, which is uniformly covered with, stomata, and the side of rubber pad is provided with reinforcing rib.
Preferably, it is provided with through-hole in the middle part of the shaft, and shaft is provided at least two groups.
Preferably, rubber layer is provided on the outside of the copper mesh, the rubber layer is fixed on rubber pad by plastic hoop
The thickness of inside, the copper mesh is not less than 2mm.
Compared with prior art, the utility model has the beneficial effects that：
1, the utility model structure is simple, easy to use, effectively prevents electromagnetic interference and covibration, rationally stores up electricity
Line reaches effective heat dissipation, promotes user experience.
2, by being provided with rubber pad on the inside of shell, the shell vibrating that the vibration of loudspeaker drives is reduced, shell is avoided
Covibration caused by shaking, effectively reduces influence of the external environment to sound quality.
3, by groove and shaft, power supply line and connection is wrapped at shaft, storing up for electric wire is realized, effectively prevent
The damage that electric wire generates in moving process guarantees the service life of equipment.
4, shielded by the electromagnetism that copper mesh and link block generate electric wire, prevent electromagnetic interference, by ventilation opening and
Heat sink realizes the heat dissipation of speaker.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the ventilating opening structure schematic diagram of the utility model；
Fig. 3 is the groove structure schematic diagram of the utility model；
Fig. 4 is the copper mesh structural schematic diagram of the utility model.
In figure：1, shell；2, rubber pad；3, ventilation opening；4, groove；5, shaft；6, cavity；7, copper mesh；8, link block；9,
Loudspeaker；10, heat sink；11, baffle；12, sliding block；13, guide rail；14, plastic jacket；15, connecting rod；16, convex block；17, rubber layer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of closed active audio amplifier as shown in Figs 1-4, including shell 1, for inside
Structure is protected, and prevents the damage of internal structure, and the inside of the shell 1 is provided with rubber pad 2, and the one of the rubber pad 2
Side is provided with ventilation opening 3, and air is made full use of to radiate shell 1, prevents the excessively high influence sound quality of temperature, the ventilation opening 3
Side setting fluted 4, the groove 4 is internally provided with shaft 5, and the side of the shaft 5 is connected with cavity 6, is used for
Electric elements are placed, sufficiently combines electric elements, facilitates shielding, the side of the cavity 6 is provided with copper mesh 7, the copper mesh 7
Side be provided with link block 8, convenient for the shielding of signal, prevent electromagnetic interference, the side of the link block 8 is connected with shell 1,
The cavity 6 is internally provided with loudspeaker 9, and convenient for the broadcasting of sound, sufficiently realization broadcasting function, the top of the cavity 6 is set
It is equipped with heat sink 10, it is effective to realize heat exchange, 1 internal temperature of shell is reduced, the heat sink 10 is placed in the inside of shell 1.
Specifically, the top of the ventilation opening 3 is provided with baffle 11, the side of the baffle 11 is connected with sliding block 12, institute
The side for stating sliding block 12 is provided with guide rail 13, and the guide rail 13 is fixedly connected on four sides of shell 1, is easy to implement dust, rainwater
Blocking for equal sundries, meets the needs of speaker works in a variety of contexts, prevents sundries from entering inside shell 1.
Specifically, the side of the groove 4 is provided with plastic jacket 14, the side of the plastic jacket 14 is provided with connecting rod
15, and the side of plastic jacket 14 is provided with convex block 16, helps to store up electric wire.Protection, prevents electric wire from damaging.
Specifically, the inside of the rubber pad 2, which is uniformly covered with, stomata, and the side of rubber pad 2 is provided with reinforcing rib, protects
The against shock effect of rubber pad is demonstrate,proved, the possibility that resonance occurs is reduced.
Specifically, the middle part of the shaft 5 is provided with through-hole, and shaft 5 is provided at least two groups, is conducive to twining for electric wire
Around, conveniently store up and take out, convenient for operation.
Specifically, the outside of the copper mesh 7 is provided with rubber layer 17, the rubber layer 17 is fixed on rubber by plastic hoop
The thickness of the inside of pad 2, the copper mesh 7 is not less than 2mm, guarantees the effect and quality of shielding.
Working principle：Equipment, will in use, baffle 11 to be mounted on to the top of ventilation opening 3 by sliding block 12 and guide rail 13
Electric wire is removed at the shaft 5 from groove 4 and is connected at power supply, and speaker is opened, and the vibration of loudspeaker 9 makes a sound, and rubber pad 2 prevents
Shell 1 follows loudspeaker 9 to shake, while the electromagnetism that copper mesh 7 and link block 8 generate electric wire is eliminated, and avoids electromagnetism to the shadow of sound quality
It rings, speaker operation a period of time, the heat of generation enters heat sink 10 and radiates, and ventilation opening 3 enters cold air and realizes heat dissipation
The heat dissipation of plate 10, interference of effective shielding wire to speaker enhance the sound quality of loudspeaker 9, while easily realizing storing up for electric wire,
It prevents electric wire from damaging during storing up, influences the normal use of equipment, and realize effective heat dissipation of speaker.
Finally it should be noted that：The foregoing is merely preferred embodiments, are not intended to limit the utility model, although
The utility model is described in detail with reference to the foregoing embodiments, it for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
Within the spirit and principles of the utility model, any modification, equivalent replacement, improvement and so on are all contained in the utility model
Protection scope within.
Claims (6)
1. a kind of closed active audio amplifier, including shell (1), it is characterised in that：Rubber pad is provided on the inside of the shell (1)
(2), the side of the rubber pad (2) is provided with ventilation opening (3), and fluted (4) are arranged in the side of the ventilation opening (3), described
Groove (4) is internally provided with shaft (5), and the side of the shaft (5) is connected with cavity (6), and the side of the cavity (6) is set
It is equipped with copper mesh (7), the side of the copper mesh (7) is provided with link block (8), and the side of the link block (8) is connected with shell
(1), the cavity (6) is internally provided with loudspeaker (9), and the top of the cavity (6) is provided with heat sink (10), the heat dissipation
Plate (10) is placed in the inside of shell (1).
2. a kind of closed active audio amplifier according to claim 1, it is characterised in that：The top of the ventilation opening (3) is set
It is equipped with baffle (11), the side of the baffle (11) is connected with sliding block (12), and the side of the sliding block (12) is provided with guide rail
(13), the guide rail (13) is fixedly connected on four sides of shell (1).
3. a kind of closed active audio amplifier according to claim 1, it is characterised in that：The side of the groove (4) is arranged
Have plastic jacket (14), the side of the plastic jacket (14) is provided with connecting rod (15), and the side of plastic jacket (14) be provided with it is convex
Block (16).
4. a kind of closed active audio amplifier according to claim 1, it is characterised in that：The inside of the rubber pad (2) is equal
It is even be covered with have stomata, and the side of rubber pad (2) is provided with reinforcing rib.
5. a kind of closed active audio amplifier according to claim 1, it is characterised in that：The middle part of the shaft (5) is arranged
There is through-hole, and shaft (5) is provided at least two groups.
6. a kind of closed active audio amplifier according to claim 1, it is characterised in that：The outside of the copper mesh (7) is arranged
Have rubber layer (17), the rubber layer (17) is fixed on the inside of rubber pad (2), the thickness of the copper mesh (7) by plastic hoop
Not less than 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820353130.7U CN208174911U (en) | 2018-03-14 | 2018-03-14 | A kind of closed active audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820353130.7U CN208174911U (en) | 2018-03-14 | 2018-03-14 | A kind of closed active audio amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208174911U true CN208174911U (en) | 2018-11-30 |
Family
ID=64375063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820353130.7U Expired - Fee Related CN208174911U (en) | 2018-03-14 | 2018-03-14 | A kind of closed active audio amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208174911U (en) |
-
2018
- 2018-03-14 CN CN201820353130.7U patent/CN208174911U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20190314 |