CN213028527U - Multimedia active sound controller - Google Patents
Multimedia active sound controller Download PDFInfo
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- CN213028527U CN213028527U CN202022364701.7U CN202022364701U CN213028527U CN 213028527 U CN213028527 U CN 213028527U CN 202022364701 U CN202022364701 U CN 202022364701U CN 213028527 U CN213028527 U CN 213028527U
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- electrode
- sound
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- negative electrode
- adapter
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Abstract
The utility model discloses a multimedia active sound controller, which is arranged on a portable sound box, and the back side of the portable sound box is provided with a socket; the active sound controller comprises a circuit adapter and an external sound clamping piece, a sound card protector and an adapter circuit structure are fixedly arranged inside the circuit adapter, the sound card protector is provided with an ejection structure, a shell of the external sound clamping piece can enter from a socket and is buckled with the circuit adapter, a sound card unit and an automatic power-off device electrically connected with one electrode part of the sound card unit are arranged in the shell of the external sound clamping piece, the automatic power-off device is provided with a telescopic structure, one end of the telescopic piece on the telescopic structure can be abutted to the ejection structure, the telescopic piece can stretch out and retract to be connected with and disconnected from one adapter electrode of the adapter circuit structure, and the other electrode of the sound card unit is connected with the other adapter electrode of the adapter circuit structure. The utility model discloses an external sound fastener on active sound controller is convenient to be changed.
Description
Technical Field
The utility model relates to a audio amplifier, specific saying so relates to a multimedia active audio controller.
Background
The active sound equipment is a sound equipment with power amplifier, and the active sound equipment has built-in power amplifier circuit, so that the user does not need to consider the problem of matching with the amplifier, and it is convenient to directly drive with audio signal with lower level.
Traditional active stereo set, sound card all are built-in installs on main PCB board, because the technique of sound card is constantly progressed, the sound card upgrading back, when the user need be changed, need open the stereo set backshell, installs again, and the sound card is changed inconveniently.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the to-be-solved technical problem of the utility model lies in providing a multimedia active sound controller, and the purpose of designing this sound controller is for the sound card change convenience.
In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model relates to a multimedia active sound controller, which is arranged on a portable sound box, wherein the back side of the portable sound box is provided with a socket;
the active sound controller includes:
the circuit adaptor is fixedly arranged on the inner side of the socket, the circuit adaptor is in a U-shaped structure, a U-shaped port of the circuit adaptor is connected with the socket, a sound card protector and a switching circuit structure are fixedly arranged in the circuit adaptor, and the sound card protector is provided with an ejection structure;
the shell of the external sound clamping piece can enter from the socket and is buckled with the circuit switching piece, a sound clamping unit and an automatic power-off device electrically connected with one electrode part of the sound clamping unit are arranged in the shell of the external sound clamping piece, the automatic power-off device is provided with a telescopic structure, one end of the telescopic piece on the telescopic structure can be abutted to the ejection structure, the telescopic piece stretches out and retracts to be connected with and disconnected from one switching electrode of the switching circuit structure, and the other electrode of the sound clamping unit is connected with the other switching electrode of the switching circuit structure.
Further, the circuit adapter includes:
the U-shaped shell is provided with opposite convex structures at the U-shaped opening part, and the bottom surface of the U-shaped opening is provided with two electrode bell sockets;
the switching circuit structure comprises a negative electrode circuit structure arranged in the left cavity of the U-shaped shell and a positive electrode circuit structure arranged in the right cavity of the U-shaped shell.
Furthermore, the negative electrode circuit structure comprises a negative electrode elastic sheet support, a first fastening screw and a negative electrode elastic sheet, the negative electrode elastic sheet is arranged on the negative electrode elastic sheet support and fixed through the first fastening screw, one side of the negative electrode elastic sheet extends to the U-shaped shell middle cavity through the electrode groove, a first through hole is formed in the end portion of the negative electrode elastic sheet, and the first through hole is opposite to an electrode bell and spigot adjacent to the first through hole.
Further, positive pole circuit structure includes anodal shell fragment support, the tight screw of second and anodal shell fragment, anodal shell fragment set up in on the anodal shell fragment support and pass through the tight screw fixation of second, one side of anodal shell fragment extends to through the electrode slot U type shell lumen and its tip have the second via hole, and this second via hole is relative rather than an adjacent electrode bell and spigot, and this second via hole below is ejecting structure.
Further, the external sound card includes:
the shell is provided with bayonets at two sides, a slide way and a clamping groove are arranged in the shell, and two electrode leading-out ports are arranged at the inserting end of the shell;
the sound card unit is provided with a negative electrode terminal led out from an electrode lead-out port and a positive electrode terminal connected with the telescopic piece in a sliding contact mode;
automatic power-off device, including set up in the slide and can electrically conductive extensible member with overlap in the spring of extensible member pole portion, the lateral part of extensible member is equipped with the card protrudingly, after the extensible member stretches out from another electrode delivery port down back, the protruding card of card in the draw-in groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an it is external that the stereo set sets the electric connection portion of sound card to, can directly insert from the socket at stereo set rear portion when the sound card is changed, through the main PCB board of the circuit switching spare electricity connection of predetermineeing, the sound card upgrading is changed conveniently, or it is convenient to change new sound card behind the sound card trouble. The utility model discloses still be equipped with sound card protection device, protection sound card through the auto-power-off.
Drawings
Fig. 1 is a schematic view of the sound structure of the present invention.
Fig. 2 is a schematic diagram of the structure of the active audio controller after electrical conduction.
Fig. 3 is a schematic structural diagram of the active audio controller after electrical disconnection.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to 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, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Embodiment 1, the utility model discloses a specific structure as follows:
referring to fig. 1-3, the present invention relates to a multimedia active audio controller, which is installed on a portable speaker, the portable speaker has a portable portion, a frame structure 31 is disposed on the front side of the portable portion, a box main body 32 is fixed to the frame structure by screws, and a control panel 33 is disposed on the top of the box main body 32.
The back side of the portable sound box is provided with a socket 34;
the active sound controller includes:
the circuit adapter is fixedly arranged on the inner side of the socket 34, the circuit adapter is in a U-shaped structure, a U-shaped opening of the circuit adapter is connected with the socket 34, a sound card protector 22 and a switching circuit structure are fixedly arranged in the circuit adapter, and the sound card protector 22 is provided with an ejection structure;
the shell 16 of the external sound clamping piece can enter from the socket 34 and is buckled with the circuit adapter, a sound clamping unit 1 and an automatic power-off device electrically connected with one electrode part of the sound clamping unit 1 are arranged in the shell of the external sound clamping piece, the automatic power-off device is provided with a telescopic structure, one end of a telescopic piece 13 on the telescopic structure can be abutted to the ejection structure, the telescopic piece 13 stretches out and retracts to be connected and disconnected with one switching electrode of the switching circuit structure, and the other electrode of the sound clamping unit 1 is connected with the other switching electrode of the switching circuit structure.
A preferred technical solution of this embodiment: the circuit adapter includes:
the U-shaped shell is provided with opposite convex structures at the mouth part of a U-shaped opening, the bottom surface of the U-shaped opening is provided with two electrode bell sockets, and the convex structures are buckled with a bayonet in the following text to fix the external sound clamping piece with the circuit adapter;
the switching circuit structure comprises a negative electrode circuit structure arranged in the left cavity of the U-shaped shell and a positive electrode circuit structure arranged in the right cavity of the U-shaped shell, wherein the negative electrode circuit structure and the positive electrode circuit structure are respectively connected to a circuit of the main PCB and are controlled by a circuit control system on the main PCB.
A preferred technical solution of this embodiment: the negative electrode circuit structure comprises a negative electrode elastic sheet support 9, a first fastening screw 8 and a negative electrode elastic sheet 11, wherein the negative electrode elastic sheet 11 is arranged on the negative electrode elastic sheet support 9 and fixed through the first fastening screw 8, one side of the negative electrode elastic sheet 11 extends to the U-shaped shell middle cavity through an electrode groove, a first through hole is formed in the end portion of the U-shaped shell middle cavity, and the first through hole is opposite to an electrode bell and spigot adjacent to the first through hole.
A preferred technical solution of this embodiment: the positive pole circuit structure includes anodal shell fragment support 19, the tight screw 18 of second and anodal shell fragment 10, anodal shell fragment 10 set up in on the anodal shell fragment support 19 and pass through the tight screw 18 of second is fixed, one side of anodal shell fragment 10 extends to through the electrode slot U type shell lumen and its tip have the second via hole, and this second via hole is relative rather than an adjacent electrode socket, and this second via hole below is ejecting structure.
A preferred technical solution of this embodiment: the external sound card includes:
a shell part 16, wherein bayonets are arranged on two sides of the shell part, a slide way and a clamping groove are arranged in the shell part, and two electrode leading-out ports are arranged at the inserting end of the shell part;
a sound card unit 1 having a negative electrode terminal 6 led out from an electrode lead-out port and a positive electrode terminal 7 connected in sliding contact with the expansion piece 13; the negative electrode terminal 6 is inserted into the opposite electrode socket and the first through hole on the negative elastic sheet 11, the negative electrode terminal 6 and the negative elastic sheet 11 form an electrically conductive structure, and the negative elastic sheet 11 is connected with a main PCB circuit;
automatic power-off device, including set up in the slide and can electrically conductive extensible member 13 with overlap in the spring 4 of extensible member 13 pole portion, the lateral part of extensible member 13 is equipped with the card protrudingly, after the flexible member 13 stretches out from another electrode delivery port after down, the card protrudingly block in the draw-in groove, flexible member 13 is down the back, and its pole portion can pass second via hole on the positive shell fragment 10 and with positive shell fragment 10 forms the electrical contact, and positive shell fragment 10 is connected to main PCB board through the circuit, therefore, positive shell fragment 10, extensible member 13, sound card unit 1, negative pole shell fragment 11, main PCB plate form the return circuit, the work of control system control sound card unit 1 on the main PCB board.
Example 2:
the sound card protector 22 is an overcurrent protection device, when the current passing through the sound card protector 22 is too large, the sound card protector 22 can control the ejection structure on the sound card protector to eject outwards, so that the telescopic piece 13 in the following is ejected upwards, after the telescopic piece 13 moves upwards, the clamping protrusion on the telescopic piece is separated from the clamping groove, the telescopic piece 13 is disconnected from the positive elastic piece 10, and the sound card unit 1 is not powered on any more, so that the sound card protector is protected.
To sum up, the utility model discloses a stereo set sets the electric connection portion of sound card to external, can directly insert from the socket at stereo set rear portion when the sound card is changed, connects main PCB board through the circuit switching spare electricity of predetermineeing, and the sound card upgrades and changes the convenience, or changes new sound card convenience behind the sound card trouble. The utility model discloses still be equipped with sound card protection device, protection sound card through the auto-power-off.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (5)
1. The active audio controller of the multimedia, the active audio controller is installed on a portable sound box, characterized by that, the dorsal part of the said portable sound box has a socket (34);
the active sound controller includes:
the circuit adapter is fixedly arranged on the inner side of the socket (34), the circuit adapter is of a U-shaped structure, a U-shaped opening of the circuit adapter is connected with the socket (34), a sound card protector (22) and a switching circuit structure are fixedly arranged in the circuit adapter, and the sound card protector (22) is provided with an ejection structure;
the shell (16) of the external sound clamping piece can enter from the socket (34) and is buckled with the circuit adapter, a sound clamping unit (1) and an automatic power-off device electrically connected with one electrode part of the sound clamping unit (1) are arranged in the shell of the external sound clamping piece, the automatic power-off device is provided with a telescopic structure, one end of the telescopic part (13) on the telescopic structure can be abutted to the ejection structure, the telescopic part (13) extends out and retracts to be connected and disconnected with one switching electrode of the switching circuit structure, and the other electrode of the sound clamping unit (1) is connected with the other switching electrode of the switching circuit structure.
2. The active multimedia audio controller of claim 1, wherein the circuit adapter comprises:
the U-shaped shell is provided with opposite convex structures at the U-shaped opening part, and the bottom surface of the U-shaped opening is provided with two electrode bell sockets;
the switching circuit structure comprises a negative electrode circuit structure arranged in the left cavity of the U-shaped shell and a positive electrode circuit structure arranged in the right cavity of the U-shaped shell.
3. The active multimedia sound controller according to claim 2, wherein the negative electrode circuit structure comprises a negative electrode elastic sheet support (9), a first set screw (8) and a negative electrode elastic sheet (11), the negative electrode elastic sheet (11) is arranged on the negative electrode elastic sheet support (9) and fixed by the first set screw (8), one side of the negative electrode elastic sheet (11) extends to the U-shaped shell middle cavity through an electrode slot, and the end of the negative electrode elastic sheet is provided with a first through hole, and the first through hole is opposite to one electrode socket adjacent to the first through hole.
4. The active audio controller of multimedia of claim 2, wherein the positive electrode circuit structure comprises a positive electrode spring plate support (19), a second set screw (18) and a positive electrode spring plate (10), the positive electrode spring plate (10) is disposed on the positive electrode spring plate support (19) and fixed by the second set screw (18), one side of the positive electrode spring plate (10) extends to the U-shaped shell middle cavity through an electrode slot, and the end of the positive electrode spring plate has a second via hole opposite to an adjacent electrode socket, and the ejection structure is disposed below the second via hole.
5. The active multimedia audio controller of claim 1, wherein the external audio card comprises:
the shell part (16) is provided with bayonets at two sides, a slide way and a clamping groove are arranged in the shell part, and the inserting end of the shell part is provided with two electrode leading-out ports;
a sound card unit (1) having a negative electrode terminal (6) led out from an electrode lead-out port and a positive electrode terminal (7) connected in sliding contact with the expansion piece (13);
automatic power-off device, including set up in the slide and can electrically conductive extensible member (13) with overlap in spring (4) of extensible member (13) pole portion, the lateral part of extensible member (13) is equipped with the card protruding, after extensible member (13) is down the back is stretched out from another electrode delivery port, the card protruding card in the draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022364701.7U CN213028527U (en) | 2020-10-22 | 2020-10-22 | Multimedia active sound controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022364701.7U CN213028527U (en) | 2020-10-22 | 2020-10-22 | Multimedia active sound controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213028527U true CN213028527U (en) | 2021-04-20 |
Family
ID=75482338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022364701.7U Expired - Fee Related CN213028527U (en) | 2020-10-22 | 2020-10-22 | Multimedia active sound controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213028527U (en) |
-
2020
- 2020-10-22 CN CN202022364701.7U patent/CN213028527U/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: 20210420 Termination date: 20211022 |