CN215010620U - Sound box - Google Patents
Sound box Download PDFInfo
- Publication number
- CN215010620U CN215010620U CN202121379343.5U CN202121379343U CN215010620U CN 215010620 U CN215010620 U CN 215010620U CN 202121379343 U CN202121379343 U CN 202121379343U CN 215010620 U CN215010620 U CN 215010620U
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- circuit board
- button
- casing
- audio amplifier
- sound box
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Abstract
The utility model discloses an audio amplifier, including casing, speaker and circuit board, the circuit board sets up in the casing, the speaker sets up on the casing, the recess that supplies the circuit board installation has in the casing, the peripheral cladding of circuit board has the sealing washer, sealing washer and recess interference fit make circuit board, casing form the audio amplifier cavity. The utility model discloses a with the circuit board by the sealing washer cladding and install in the recess, utilize the circuit board to come sealed audio amplifier cavity, enlarged the space of audio amplifier cavity, when the circuit board is built-in, make the space of audio amplifier cavity as big as possible, effectively solved current needs keep apart the circuit board outside the audio amplifier cavity, cause the audio amplifier cavity to diminish, the not good problem of low frequency audio. And, still pass through sealing washer and recess interference fit play absorbing effect, effectively prevent the circuit board vibrations to reach better audio effect, still be convenient for assemble.
Description
Technical Field
The utility model relates to a sound box technical field, in particular to sound box.
Background
In order to pursue good sound quality, a sound box cavity of an existing sound box needs to be sealed. The sound box with the built-in circuit board is troublesome to seal, and the existing sound box with the built-in circuit board generally adopts a sealing device to isolate all or part of the circuit board outside the cavity of the sound box. The disadvantage of this method is that the sealing device which isolates all or part of the circuit board outside the cavity of the sound box occupies more space, so that the cavity of the sound box becomes smaller and the tone quality is affected.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing disadvantages of the prior art, an object of the present invention is to provide an audio amplifier, which utilizes a circuit board to directly seal an audio amplifier cavity, thereby obtaining a larger audio amplifier cavity.
For solving the technical problem, the utility model discloses following technical scheme has been taken:
the utility model provides a sound box, includes casing, speaker and circuit board, the circuit board sets up in the casing, the speaker sets up on the casing, the recess that supplies the circuit board installation has in the casing, the peripheral cladding of circuit board has the sealing washer, sealing washer and recess interference fit make circuit board, casing form the audio amplifier cavity.
In the sound box, the circuit board is located on one side inside the shell, the circuit board is provided with a key switch, the key switch is arranged outside the cavity of the sound box, and the key switch is located between the shell and the circuit board.
In the sound box, a button through hole is formed in the shell at the position of the key switch, and a button is arranged in the button through hole.
In the sound box, a boss is arranged on the side face of the button through hole, and a concave part matched with the boss is arranged on the periphery of the button.
In the sound box, the button and the button through hole are in interference fit.
In the sound box, the bottom of the button is also provided with a cap edge, and the size of the cap edge is larger than that of the button through hole.
In the loudspeaker box, a socket is further arranged on the circuit board, and a socket through hole for exposing the head of the socket is formed in the shell.
In the sound box, a sealing cover is sleeved on the socket.
In the sound box, the button is a soft button.
The sound box further comprises a passive radiator, wherein the passive radiator is arranged on the shell and is connected with the shell in a sealing mode.
Compared with the prior art, the utility model provides an audio amplifier is through installing the circuit board in the recess by the sealing washer cladding, utilizes the circuit board to come sealed audio amplifier cavity, when the circuit board is built-in, makes audio amplifier cavity's space as big as possible, has promoted the low frequency audio of audio amplifier greatly, has effectively solved current needs and has kept apart the circuit board outside the audio amplifier cavity, causes the audio amplifier cavity to diminish, the not good problem of low frequency audio. And, still pass through sealing washer and recess interference fit play absorbing effect, effectively prevent the circuit board vibrations to reach better audio effect, still be convenient for assemble.
Drawings
Fig. 1 is a schematic structural view of a first viewing angle of the sound box provided by the present invention.
Fig. 2 is the internal structure schematic diagram of the sound box provided by the present invention without a socket.
Fig. 3 is a schematic structural view of the sound box after the button is removed.
Fig. 4 is a schematic structural diagram of an alternative embodiment of the button of the sound box according to the present invention.
Fig. 5 is a schematic structural diagram of another alternative embodiment of the button of the sound box according to the present invention.
Fig. 6 is a schematic view of the internal structure of the sound box provided by the present invention.
Fig. 7 is a schematic structural diagram of a second viewing angle of the sound box provided by the present invention.
Reference is made to the accompanying drawings in which:
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
Please refer to fig. 1, fig. 2 and fig. 3, the utility model provides a pair of loudspeaker box includes casing 1, speaker 2 and circuit board 3, circuit board 3 sets up in casing 1, speaker 2 sets up on casing 1, the recess 4 that has the installation of power supply circuit board 3 in casing 1, the peripheral cladding of circuit board 3 has sealing washer 5, sealing washer 5 and recess 4 interference fit make circuit board 3, casing 1 form inclosed audio amplifier cavity. The utility model discloses a with circuit board 3 by the 5 cladding of sealing washer and install in recess 4, utilize circuit board 3 to come sealed shell body to form the audio amplifier cavity, when the circuit board is built-in, directly utilize the sealed sound chamber of circuit board, make the space of audio amplifier cavity as big as possible, promoted the low frequency audio of audio amplifier greatly, effectively solved current needs keep apart circuit board 3 outside the audio amplifier cavity, cause the audio amplifier cavity to diminish, the not good problem of low frequency audio. And, still through sealing washer 5 plays absorbing effect with recess 4 interference fit, effectively prevents circuit board 3 vibrations to reach better audio effect, still be convenient for assemble.
Wherein, circuit board 3 is located 1 inside one side of casing, like 1 top one side of casing, be provided with key switch 31 on the circuit board 3, key switch 31 sets up outside the audio amplifier cavity, is located between casing 1 and the circuit board 3, makes key switch 31 be located outside the audio amplifier cavity, avoids influencing the sealing performance of audio amplifier cavity when controlling key switch 31.
In this embodiment, key switch 31 can be one, also can be a plurality of, when using one, the mainly used control power opens and close, when adopting four, four key switches 31 are used for controlling switch, mode, volume +, volume respectively-, certainly key switch 31 also can adopt other quantity, the utility model discloses do not limit to this.
Referring to fig. 4 and 5, a button through hole 11 is formed in the housing 1 at the key switch 31, a button 6 is disposed in the button through hole 11, and the on-off state of the key switch 31 can be controlled by the button 6. Furthermore, the side of the button through hole 11 is provided with a boss 12, the periphery of the button 6 is provided with a concave part 61 matched with the boss 12, and the button 6 and the button through hole 11 are tightly connected through the matching of the boss 12 and the concave part 61, so that the phenomenon of looseness or falling off cannot occur.
Specifically, the boss 12 is arranged in the middle of each button through hole 11, and the concave part 61 is arranged at the corresponding position of the button 6, so that the concave parts 61 are uniformly distributed on the button 6, and the reliability is higher while the installation is convenient.
In an optional embodiment, the button 6 and the button through hole 11 are in interference fit, and on the premise of preventing the button 6 from loosening or falling off, the button through hole 11 is sealed, so that the sealing effect of the sound box cavity can be further improved, and other sealing devices do not need to be additionally arranged.
In another alternative embodiment, the bottom of the button 6 is further provided with a cap edge 62 (as shown in fig. 5), the size of the cap edge 62 is larger than that of the button through hole 11, and the cap edge 62 plays a role in sealing the button through hole 11 without adding other sealing devices.
The above two structures of the button 6 sealing the button through hole 11 can both achieve the effect of sealing the sound box cavity for the second time, and can also integrate the two structures into a whole, and the two structures are not limited here and only need to achieve the sealing effect.
Further, button 6 is soft button, like the silica gel button, can accomplish the control to this button through a monoblock button to reach better sealed effect, but also have fine sense of touch, can promote user's use and experience. Of course, the button 6 may also be correspondingly disposed according to the number and the position of the key switches 31, which is not limited by the present invention.
Furthermore, the button 6 is also provided with a mark indicating the corresponding key switch function, and the mark can be a silk-screen mark, a convex mark and a groove mark.
Referring to fig. 6 and 7, a socket (not shown) is further disposed on the circuit board 3, a socket through hole 13 for exposing a head of the socket is disposed on the housing 1, a sealing cover 7 is sleeved on the socket, and the sealing cover 7 plays a role of sealing the socket, so that a cavity of the sound box is in a sealed state, and a plug is conveniently connected to the socket through hole 13.
The audio amplifier still include passive radiator 8, passive radiator 8 sets up on casing 1 to with casing 1 sealing connection, specifically, passive radiator 8 sets up in casing 1's middle part, speaker 2 is located passive radiator 8's both sides, makes the audio amplifier have fine audio effect, and the outward appearance is pleasing to the eye.
To sum up, the utility model provides an audio amplifier is through installing the circuit board in the recess by the sealing washer cladding, utilizes the circuit board to come sealed audio amplifier cavity, when the circuit board is built-in, makes audio amplifier cavity's space as big as possible, has promoted the low frequency audio of audio amplifier greatly, has effectively solved current needs and has kept apart the circuit board outside the audio amplifier cavity, causes the audio amplifier cavity to diminish, the not good problem of low frequency audio. And, still pass through sealing washer and recess interference fit play absorbing effect, effectively prevent the circuit board vibrations to reach better audio effect, still be convenient for assemble.
Furthermore, the utility model discloses simple structure, equipment advantages such as simple and convenient, low cost, applicable seal structure in the circuit board of various audio amplifiers.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a sound box, includes casing, speaker and circuit board, the circuit board sets up in the casing, the speaker sets up on the casing, a serial communication port, the recess that supplies the circuit board installation has in the casing, the peripheral cladding of circuit board has the sealing washer, sealing washer and recess interference fit make circuit board, casing form the audio amplifier cavity.
2. The sound box according to claim 1, wherein the circuit board is located at one side inside the casing, and a key switch is disposed on the circuit board, and the key switch is disposed outside the cavity of the sound box and located between the casing and the circuit board.
3. The sound box of claim 2, wherein the housing has a button through hole at the key switch, and a button is disposed in the button through hole.
4. The sound box according to claim 3, wherein a boss is provided on a side surface of the button through hole, and a recess is provided on a periphery of the button to be engaged with the boss.
5. The audio enclosure of claim 4, wherein the button is an interference fit with the button through hole.
6. The sound box according to claim 4, wherein the bottom of the button is further provided with a brim, and the size of the brim is larger than that of the button through hole.
7. The sound box according to claim 1, wherein the circuit board is further provided with a socket, and the housing is provided with a socket through hole for exposing the head of the socket.
8. An acoustic enclosure according to claim 7, wherein the socket is fitted with a sealing boot.
9. An audio enclosure according to claim 5, wherein the button is a soft button.
10. The acoustic enclosure of claim 1, further comprising a passive radiator disposed on the enclosure and sealingly coupled to the enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121379343.5U CN215010620U (en) | 2021-06-21 | 2021-06-21 | Sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121379343.5U CN215010620U (en) | 2021-06-21 | 2021-06-21 | Sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215010620U true CN215010620U (en) | 2021-12-03 |
Family
ID=79081513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121379343.5U Active CN215010620U (en) | 2021-06-21 | 2021-06-21 | Sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215010620U (en) |
-
2021
- 2021-06-21 CN CN202121379343.5U patent/CN215010620U/en active Active
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