Summary of the invention
Technical problem to be solved by the invention is to provide a kind of preferable resonance sound boxes of audio.
The purpose of the present invention is achieved through the following technical solutions:
According to an aspect of the present invention, the present invention discloses a kind of resonance sound box, including shell, is fixed in the shell
Resonant horn and circuit board, the shell is provided with the cavity for placing the resonant horn, at the top of the resonant horn
It is provided with compression foam, the resonant horn bottom is provided with rubber pad;The resonant horn is the circle of at least one step
Column structure, the diameter at the top of the resonant horn are greater than the diameter of the resonant horn bottom.
Preferably, the resonance sound box includes loudspeaker retainer plate, and the resonant horn includes close to the resonant horn top
The first step in portion, the loudspeaker retainer plate terminate at the first step for covering the end for being connected to the resonant horn.
Preferably, the resonant horn further includes the second step being located therein, and the resonance sound box further includes inner ring,
The inner ring is located at described for covering the middle part for being connected to the resonant horn when the inner ring set is connected on the resonant horn
Between first step and second step, and the inner ring has the inner ring convex edge with second step cooperation.
Preferably, the resonant horn further includes the third step close to the resonant horn bottom, the third step
Edge is provided with multiple uniformly distributed connection sheets, and screw hole is arranged in the connection sheet, and the connection sheet is solid by screw and loudspeaker
Fixed circle is fixedly connected.
Preferably, the connection sheet is of an L-shaped structure, and the screw hole is located at the end of the connection sheet.
Preferably, the loudspeaker retainer plate inner surface is provided with the spacing collar of ring structure, is provided on the spacing collar
The screw hole post being spirally connected with the screw hole by screw;The resonant horn is connected to when the inner ring and loudspeaker retainer plate all cover
When upper, the inner ring is between the loudspeaker retainer plate and resonant horn, and the spacing collar is pressed to the inner ring convex edge
On.
Preferably, the loudspeaker retainer plate is provided with the first buckle for snapping on the inner ring.
Preferably, the resonance sound box further includes for covering the outer ring being connected on the loudspeaker retainer plate, the outer ring edge
Its inner surface is extended with for being inserted into the intracorporal outer ring convex edge of the chamber, and the diameter of the outer ring convex edge is suitble to the resonance loudspeaker
The diameter setting at top, the shell are provided with the limiting stand being bonded with the inner ring edge at the cavity edge.
Preferably, the outer ring is provided with the second buckle, and the loudspeaker retainer plate is provided with for buckling with described second
First card slot of snapping.
Preferably, the bottom of the resonant horn is provided with resonance circle, and the diameter of the resonance circle is enclosed greater than the resonance
The diameter of part between the third step, the rubber pad are fixed on resonance circle outer surface.
Compared with prior art, the solution have the advantages that: resonant horn both ends of the invention are respectively arranged with compression
Foam and rubber pad play the role of buffering decompression in the vibration processes of resonant horn, play a protective role to resonant horn.
The top diameter that resonant horn is arranged to the cylindrical structure with step and resonant horn is greater than resonance in conjunction with the present invention
The base diameter of loudspeaker, so that resonance can preferably be formed by facilitating resonant horn, so that the resonance of resonant horn is imitated
Fruit more preferably, further such that the audio of resonance sound box is more preferable.
Specific embodiment
The invention will be further described with preferred embodiment with reference to the accompanying drawing.
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate institute
The quantity of the technical characteristic of instruction." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
Or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In addition, term " includes " and its any deformation, it is intended that cover and non-exclusive include.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The resonance sound box of the embodiment of the present invention is described below with reference to Fig. 1 to Fig. 5
The present invention discloses a kind of resonance sound box, including shell 1, the resonant horn 2 and circuit board that are fixed in the shell 1
10, the shell is provided with the cavity 11 for placing the resonant horn 2, is provided with compression foam at the top of the resonant horn
6, the resonant horn bottom is provided with rubber pad 7;The resonant horn is the cylindrical structure of at least one step, described
Diameter at the top of resonant horn is greater than the diameter of the resonant horn bottom.
Resonant horn both ends of the invention are respectively arranged with compression foam and rubber pad, in the vibration processes of resonant horn
Play the role of buffering decompression, plays a protective role to resonant horn.Resonant horn is arranged to step in conjunction with the present invention
Cylindrical structure and resonant horn top diameter be greater than resonant horn base diameter, to facilitate resonant horn
Resonance can be preferably formed, so that the resonance effect of resonant horn is more preferably, further such that the audio of resonance sound box is more
It is good.
Wherein, the resonance sound box includes loudspeaker retainer plate 3, and the resonant horn 2 includes pushing up close to the resonant horn 2
The first step 21 in portion, the loudspeaker retainer plate 3 terminate at described first for covering the end for being connected to the resonant horn 2
Step 21.Loudspeaker fixed trap is connected on resonant horn, and terminates at first step 21, plays limit fixation to resonant horn
Effect, it is ensured that resonant horn can normally work.
Further, the resonant horn 2 further includes the second step 22 being located therein, and the resonance sound box further includes
Inner ring 4, the inner ring 4 are connected on the resonant horn 2 for covering the middle part for being connected to the resonant horn 2 when 4 sets of the inner ring
When between the first step 21 and second step 22, and the inner ring 4 have with the second step 22 cooperation inner ring
Convex edge 41.The present embodiment jointly fixes resonant horn by the cooperation of inner ring and loudspeaker retainer plate, in this way to altogether
The limit fixed effect of vibration loudspeaker is more preferable, to further ensure that resonant horn works normally.Specifically, the loudspeaker are fixed
Circle is provided with the first buckle 31 for snapping on the inner ring, is clamped easy to accomplish.
Wherein, the resonant horn 2 further includes the third step 23 close to the resonant horn bottom, the third step
23 edges are provided with multiple uniformly distributed connection sheets 25, screw hole 26 are arranged in the connection sheet 25, the connection sheet 25 passes through spiral shell
Silk 9 is fixedly connected with loudspeaker retainer plate 3.Screw fixation facilitates installation fixed and disassembly.
Specifically, the connection sheet is of an L-shaped structure, the screw hole is located at the end of the connection sheet, and the loudspeaker are solid
Surely circle inner surface is provided with the spacing collar 32 of ring structure, is provided on the spacing collar 32 and passes through screw with the screw hole 26
The 9 screw hole posts 33 being spirally connected;When the inner ring 4 and loudspeaker retainer plate 3, which all cover, to be connected on the resonant horn 2, the inner ring 4
Between the loudspeaker retainer plate 3 and resonant horn 2, and in the press to the inner ring convex edge 41 of the spacing collar 32.In this way
Connection sheet is set, not only makes connection sheet that there is elasticity, to carry out deformation to connection sheet, is facilitated inner ring and loudspeaker retainer plate
Set is connected on resonant horn, moreover, generating resonance convenient for resonant horn.In addition, during being fixedly connected, spacing collar and connection
During piece achieves a fixed connection while inner ring convex edge is suppressed, thus uses the process for being simplified to fix connection, and make phase
Mutually between be connected and fixed it is stronger, cooperate it is even closer.
Further, the resonance sound box further include for covering the outer ring 5 being connected on the loudspeaker retainer plate 3, it is described
Outer ring 5 is extended with the outer ring convex edge 51 for being inserted into the cavity 11, the diameter of the outer ring convex edge 51 along its inner surface
It is suitble to the diameter at the top of the resonant horn to be arranged, the shell 1 is provided with and the inner ring edge at 11 edge of cavity
The limiting stand 18 of fitting.The present embodiment, which further passes through outer ring, to be fixedly connected between loudspeaker retainer plate and shell, in this way
More preferably to the limit fixed effect of resonant horn.
Wherein, the outer ring 5 is provided with the second buckle 52, and the loudspeaker retainer plate 3 is provided with for blocking with described second
Detain the first card slot 34 of 52 snappings.
In the present embodiment, the bottom of the resonant horn 2 is provided with resonance circle 24, and the diameter of the resonance circle 24 is greater than
The diameter of part between the resonance circle 24 and the third step 23, the rubber pad 7 are fixed on resonance circle outer surface
On.Make the resonance effect of resonant horn 2 during the work time more preferable in this way.
In the present embodiment, resonance sound box further includes the Five-gold-sheet 8 being fixed on around rubber pad 7, plays the role of fastening.
In the present embodiment, the setting of shell 1 one is used to place the flared channels 11 of the resonant horn 2, the loudspeaker
The opening of slot 11 is located at the bottom of the shell, and the shell 1 forms the chamber of a cylindrical structure in 11 periphery of flared channels
Body 11, in the present embodiment, flared channels are equal to cavity.The shell 1 is extended with along the outward opening of the flared channels 11
Stretch side 12, the extension edge 12 opposite two therein are provided with fold 13, form arcuate structure;11 outer wall of flared channels
Through-hole 14 is set in the position close to one of fold 13, the circuit board 10 passes through the through-hole 14 and the resonant horn
2 are electrically connected.
Resonant horn of the present invention is placed in flared channels from the aperture position of housing bottom, that is to say that resonant horn installation is solid
Due to inside cavity, the bottom of resonant horn is located at the bottom of shell in placement process, in this way so that resonant horn is working
Resonance is generated in the process.The present invention is extended with extension edge around flared channels, and there are two opposite folds for formation, and turn down
For arcuate structure, is placing, in resonance process, even if the fold housing bottom of arcuate structure generates shaking, will not incline in this way
, so that the fold that two opposite arcuate structures are arranged in the present invention can prevent speaker from toppling over.Meanwhile the present invention is in flared channels
Outer wall, and close to the position of fold setting through-hole so that conducting wire passes through, so that circuit board and resonant horn be realized electrically
Connection, to drive resonant horn.The present invention is arranged in this way to be prolonged by the cavity body structure of a flared channels from the edge of opening
Extension edge is stretched out, and opens up through-hole in loudspeaker groove sidewall and just forms a shell structure, structure is simple.And flared channels
Size can be arranged according to the size of resonant horn, and this makes it possible to the sizes for reducing shell to the greatest extent.In addition, due to circuit
Plate realizes the electric connection with resonant horn in the fold position of arcuate structure, so that arc can be fixed on circuit board
At the fold position of shape structure, the thus reasonable utilization overall structure of shell, be greatly reduced shell space and
Volume.To which the present invention not only makes resonance sound box compact overall structure, small in size but also convenient to use and carrying.
Wherein, at the fixed lead to the hole site of the installation of circuit board 10, circuit board is allowed in this way closer to through-hole
Position, it is convenient to be electrically connected circuit board and resonant horn by conducting wire.Specifically, shell 1 is along institute in the present embodiment
There are two the two sides for stating through-hole 10 is connected to the connecting plate 15 turned down at 13 positions.The circuit board is fixed on two institutes
Between the connecting plate stated.It is to be fixed on circuit board at the upper position of two connecting plates in the present embodiment.This sample is real
Outer cover can also be unified in the position lid of circuit board again by applying example, to prevent circuit board exposed outside.Certainly, the present embodiment is being pacified
It can be arranged according to the size of circuit board when filling fixed outer cover, can also be arranged according to the overall structure of shell.However, this implementation
Example can also install circuit board in the space for being fixed to and being formed between two connecting plates, then pass through a cover closure two again
The closing to circuit board can be realized in connecting plate.The connecting plate of the present embodiment not only acts as the effect of limit fixing circuit board, together
When greatly strengthen the intensity of cavity 11 so that the structural strength of entire shell is bigger.
Wherein, the resonant horn 2 is provided with speaker hole 27, and the shell is in the setting of 11 bottom of flared channels and the loudspeaker
The screw hole 17 that hole 27 is spirally connected by screw.Specifically, the number of the screw hole 17 is 4, it is evenly arranged on setting.Screw is spirally connected conveniently
Installation is fixed and dismantles.
Wherein, reinforcing rib 15 is provided between 11 outer wall of the fold 13 described in another and the flared channels.So more into
The intensity for increasing cavity 11 and shell entirety of one step.
Wherein, shell is set in the installation fixing position of circuit board and is additionally provided with a usb charging hole, for placing on circuit board
Usb charging interface.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.