CN212967076U - Multifunctional household audio-visual equipment - Google Patents
Multifunctional household audio-visual equipment Download PDFInfo
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- CN212967076U CN212967076U CN202021339683.0U CN202021339683U CN212967076U CN 212967076 U CN212967076 U CN 212967076U CN 202021339683 U CN202021339683 U CN 202021339683U CN 212967076 U CN212967076 U CN 212967076U
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- shell
- song
- power supply
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- 239000000758 substrate Substances 0.000 claims abstract description 12
- 229920001342 Bakelite® Polymers 0.000 claims description 5
- 239000004637 bakelite Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 230000006855 networking Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a multifunctional household audio-visual device, which comprises a shell; the song requesting device comprises a circuit substrate and a power supply system, wherein the circuit substrate is arranged on the shell, and a song requesting machine mainboard, an audio front-end board, a wireless microphone receiving board, a hard disk, a power amplifier board and a switching power supply are fixedly connected to the circuit substrate; the setting is at outside bluetooth module, the colored lamp plate of level indication and the touch-sensitive screen of casing, the top and the leading flank of casing include the opening, bluetooth module, the colored lamp plate of level indication inlay and locate the leading flank in the opening, the touch-sensitive screen inlays and locates the top in the opening. The multifunctional household audio-visual equipment is convenient to use, does not need complicated installation, connection and debugging, can sing and entertain after being connected with a television and a sound box at home, and is small in size, light in weight and convenient to carry.
Description
Technical Field
The utility model relates to an electronic equipment technical field especially relates to a multi-functional domestic audio-visual equipment.
Background
At present, when people rest and play after work, singing is already a main recreation means for many people, but compared with a professional song hall, the existing personal or household song devices have no wide image display, no flood sound or no professional sound circuit, and in short, the effect and feeling in the professional song hall are not available, and one set of K song devices of the existing commercial song hall comprise a song ordering machine, a television, a sound box, a power amplifier, an effector, a wireless microphone and the like, and the selection, matching, connection and debugging of the devices enable ordinary people to be disaffied, and at present, two terminal devices of the television and the sound box which are large in size are already standard fittings in a common family living room and are different from the commercial song hall by only one set of front-end device.
Therefore, there is a need to provide a new device for home use, which is multifunctional and integrates all the front-end devices of the karaoke system to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem's professional, multi-functional, the domestic K of integration and song front end equipment.
The utility model provides a multi-functional domestic audio-visual equipment, include:
shell body
The song requesting device comprises a circuit substrate and a power supply system, wherein the circuit substrate is arranged on the shell, and a song requesting machine mainboard, an audio front-end board, a wireless microphone receiving board, a hard disk, a power amplifier board and a switching power supply are fixedly connected to the circuit substrate; the setting is at outside bluetooth module, the colored lamp plate of level indication and the touch-sensitive screen of casing, the top and the leading flank of casing include the opening, bluetooth module, the colored lamp plate of level indication inlay and locate the leading flank in the opening, the touch-sensitive screen inlays and locates the top in the opening.
Preferably, the audio output ports of the song requesting machine mainboard and the Bluetooth module are connected to the audio input port of the audio front panel and switched by a selector switch; the switch is arranged outside the shell, and the Bluetooth module comprises a USB (universal serial bus) socket and an SD (secure digital) card socket which are both opened in the shell; the wireless microphone receiving board receives a wireless signal from a wireless microphone, and the demodulated sound is output to a microphone input end of the audio frequency front-end board; an audio output port of the audio front panel is connected with the level indication color lamp panel and drives the level indication color lamp panel to flicker; the power amplifier board comprises an audio input interface which is connected with an audio output interface of the audio front-end board.
Preferably, the audio front panel is provided with a knob for adjusting and controlling total volume, music high frequency, music low frequency, reverberation size, reverberation depth, echo delay, microphone high frequency, microphone low frequency and microphone volume, and the knob penetrates through the casing and is arranged outside the casing.
Preferably, the power supply system comprises a switch power supply, the switch power supply is accommodated in the shell and fixed on the circuit substrate, and the switch power supply is respectively connected in parallel with the song requesting machine mainboard, the audio front-end board, the power amplifier board and the external +12V power jack; the audio front panel comprises a plurality of different voltage output ends, wherein +12V supplies power to the Bluetooth module, +8V supplies power to the wireless microphone receiving panel, and +5V supplies power to the level indication color lamp panel; the external +12V jack arranged on the shell is used for supplying power by an external storage battery under the condition of no commercial power; a 220V alternating current input port and a switch which are arranged at the rear side of the shell, and a song-ordering machine power switch which is arranged above the touch screen.
Preferably, the song requesting mainboard comprises a VGA interface, an HDMI interface, an AV socket, a network cable socket and a touch screen socket, wherein the VGA interface, the HDMI interface and the AV socket are connected with an external display device through cables, the network cable socket is used for networking, the touch screen socket is used for connecting an external touch screen, and the song requesting mainboard comprises an audio output port connected with an audio front-end board through a cable.
Preferably, the level indication color lamp panel penetrates through the shell and is arranged outside the shell, and the level indication color lamp panel can twinkle along with the strength of music.
Preferably, the shell is rectangular, the bottom plate of the shell is made of a bakelite plate with the thickness of 8mm and the size of 298 × 430mm, and the bakelite plate is used for fixing and bearing each circuit board and is convenient for transmitting three radio signals of a wireless microphone, Bluetooth and WIFI; the rest part of the shell is made of metal.
Compared with the prior art, the utility model provides a multi-functional domestic audio-visual equipment has following beneficial effect:
the utility model provides a multi-functional domestic audio-visual equipment is connected through TV set and the audio that will see audio-visual equipment body and family, thereby can order song, inside integrated song ordering machine can pass through the bluetooth and connect the cell-phone, order song with the cell-phone, can also install various seeing and hearing APPs, thereby make this equipment not only can sing, still can watch the film, watch TV, play games, USB flash disk, storage card, connection bluetooth can also be inserted to this equipment, WIFI is connected. The audio-visual equipment body is convenient to use, does not need complex installation, connection and debugging, can instantly change a living room into a singing room after being connected with a television and a sound box in a home, and has small volume and light weight.
Drawings
Fig. 1 is a plan view of a housing of the multifunctional household audio-visual device provided by the present invention;
FIG. 2 is a circuit diagram of the multifunctional household audio-visual device provided by the present invention;
fig. 3 is a structural diagram of a circuit board of the multifunctional household audio-visual equipment provided by the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1-3, a multi-functional home audio-visual device comprises: a housing 1, a circuit board 2 mounted on the housing 1, and a power supply system 3.
A song requesting machine mainboard 21, an audio front-end board 22, a wireless microphone receiving board 23, a hard disk 24 and a power amplifier board 26 are fixedly connected to the circuit substrate 2; set up at outside bluetooth module 25, the colored lamp plate 27 of level indication and the touch-sensitive screen 28 of casing 1, the top and the leading flank of casing 1 include the opening, bluetooth module 25, the colored lamp plate 27 of level indication inlay and locate the leading flank in the opening, the touch-sensitive screen 28 inlays and locates the top in the opening 10.
The audio output ports of the song requesting machine main board 21 and the bluetooth module 25 are connected to the audio input port of the audio front panel 22, and are switched by a switch 20.
The wireless microphone receiving board 23 receives wireless signals from the wireless microphone, and the demodulated sound is output to a microphone input port of the audio front-end board 22; an audio output port of the audio front panel 22 is connected with the level indication color lamp panel 27, and the level indication color lamp panel 27 is driven to flash; the power amplifier board 26 includes an audio input interface connected to the audio output interface of the audio front panel 22, the switch 20 is disposed outside the casing 1, and the bluetooth module 25 includes a USB socket and an SD card socket.
The audio front panel 22 is provided with a total volume, a music high frequency, a music low frequency, a reverberation size, a reverberation depth, an echo delay, a microphone high frequency, a microphone low frequency and a microphone volume knob for adjusting and controlling, and the knob penetrates through the casing and is arranged outside the casing 1.
The song requesting machine mainboard 21 comprises a VGA interface, an HDMI interface, an AV socket, a network cable socket for networking, a touch screen socket for connecting an external touch screen and an audio output port, wherein the VGA interface, the HDMI interface, the AV socket and the network cable socket are connected with an external display device through cables, and the song requesting machine mainboard 21 comprises an audio output port connected with an audio front-end board 22 through cables.
The level indication color lamp panel 27 runs through the casing 1 and is arranged outside the casing 1, and the level indication color lamp panel can twinkle along with the strength of music.
The shell 1 is rectangular, the bottom plate of the shell is made of an bakelite plate with the thickness of 8mm and the size of 298 × 430mm, and the bakelite plate is used for fixing and bearing each circuit board and is convenient for transmitting three radio signals of a wireless microphone, Bluetooth and WIFI; the rest part of the shell is made of metal.
The utility model provides a multi-functional domestic audio-visual equipment's theory of operation as follows:
through being connected multi-functional domestic audio-visual equipment and the TV set and the audio of family to can order song, the cell-phone can be connected to the inside integrated song ordering machine, order song through the cell-phone, this multi-functional domestic audio-visual equipment convenient to use need not loaded down with trivial details installation, connection, debugging, behind connecting the TV set and the audio amplifier in family alright with singing and amusement, and this multi-functional domestic audio-visual equipment is small, light in weight, convenient transport.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A multi-functional home audio-visual device, comprising:
shell body
The song requesting device comprises a circuit substrate and a power supply system, wherein the circuit substrate is arranged on the shell, and a song requesting machine mainboard, an audio front-end board, a wireless microphone receiving board, a hard disk, a power amplifier board and a switching power supply are fixedly connected to the circuit substrate; the setting is at outside bluetooth module, the colored lamp plate of level indication and the touch-sensitive screen of casing, the top and the leading flank of casing include the opening, bluetooth module, the colored lamp plate of level indication inlay and locate the leading flank in the opening, the touch-sensitive screen inlays and locates the top in the opening.
2. The multifunctional household audio-visual equipment according to claim 1, wherein the audio output ports of the song-ordering machine main board and the Bluetooth module are connected to the audio input port of the audio front panel and switched by a switch; the switch is arranged outside the shell, and the Bluetooth module comprises a USB (universal serial bus) socket and an SD (secure digital) card socket which are both opened in the shell; the wireless microphone receiving board receives a wireless signal from a wireless microphone, and the demodulated sound is output to a microphone input end of the audio frequency front-end board; an audio output port of the audio front panel is connected with the level indication color lamp panel and drives the level indication color lamp panel to flicker; the power amplifier board comprises an audio input interface which is connected with an audio output interface of the audio front-end board.
3. A multifunctional household audio-visual apparatus according to claim 2, wherein the audio front panel is provided with a knob for adjusting and controlling total volume, music high frequency, music low frequency, reverberation size, reverberation depth, echo delay, microphone high frequency, microphone low frequency, and microphone volume, and the knob is disposed through the housing and outside the housing.
4. The multifunctional household audio-visual equipment according to claim 3, wherein the power supply system comprises a switching power supply, the switching power supply is accommodated in the housing and fixed on the circuit substrate, and the switching power supply is respectively connected in parallel with the song requesting machine main board, the audio front panel, the power amplifier board and the external +12V power jack; the audio front panel comprises a plurality of different voltage output ends, wherein +12V supplies power to the Bluetooth module, +8V supplies power to the wireless microphone receiving panel, and +5V supplies power to the level indication color lamp panel; the external +12V jack arranged on the shell is used for supplying power by an external storage battery under the condition of no commercial power; a 220V alternating current input port and a switch which are arranged at the rear side of the shell, and a song-ordering machine power switch which is arranged above the touch screen.
5. The multifunctional household audio-visual equipment according to claim 4, wherein the song-ordering main board comprises a VGA interface, an HDMI interface, an AV socket connected with an external display device through a cable, a network cable socket for networking, and a touch screen socket for connecting an external touch screen, and the song-ordering main board comprises an audio output port connected with the audio front-end board through a cable.
6. A multi-functional domestic audio-visual appliance according to claim 5, wherein said level indicating colour light panel is provided through said housing and outside said housing, and is adapted to flash with the intensity of the music.
7. The multifunctional household audio-visual equipment according to claim 1, wherein the housing is rectangular, the bottom plate of the housing is made of 8mm thick bakelite plate with the size of 298 x 430mm, and the housing is used for fixing and bearing each circuit board and facilitating the transmission of three radio signals of a wireless microphone, Bluetooth and WIFI; the rest part of the shell is made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021339683.0U CN212967076U (en) | 2020-07-09 | 2020-07-09 | Multifunctional household audio-visual equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021339683.0U CN212967076U (en) | 2020-07-09 | 2020-07-09 | Multifunctional household audio-visual equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212967076U true CN212967076U (en) | 2021-04-13 |
Family
ID=75390927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021339683.0U Expired - Fee Related CN212967076U (en) | 2020-07-09 | 2020-07-09 | Multifunctional household audio-visual equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212967076U (en) |
-
2020
- 2020-07-09 CN CN202021339683.0U patent/CN212967076U/en not_active Expired - Fee Related
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| 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: 20210413 |