CN206341381U

CN206341381U - One kind Karaoke wireless acoustics

Info

Publication number: CN206341381U
Application number: CN201720036346.6U
Authority: CN
Inventors: 匡平
Original assignee: Zhuhai Legang Science & Technology Co Ltd
Current assignee: Zhuhai Legang Science & Technology Co Ltd
Priority date: 2017-01-12
Filing date: 2017-01-12
Publication date: 2017-07-18
Anticipated expiration: 2027-01-12

Abstract

One kind Karaoke wireless acoustics, including a casing 6, it is integral that the casing 6 includes superposition above and below the logical case positioned at top, containment housing and the logical case positioned at bottom positioned at centre, the containment housing, the logical case positioned at top and the logical case positioned at bottom, it is characterised in that：The top of casing 6 is provided with control panel 2 and pcb board, wherein control panel includes USB interface 27, TF card interfaces 25, Karaoke interface 3, AUX interfaces 26 and button 15, pcb board includes main frame pcb board 16 and with button and the pcb board of LED screen 17, wherein main frame pcb board 16 includes dsp chip and bluetooth module, the dsp chip and bluetooth module coordinate to complete the reception of Bluetooth signal, the bottom of casing 6 sets multiple foot supporters 13, multiple inverted trapezoidal under-chassis 14 and multiple damping rubber pads 21, the foot supporter 13 uses folded-edge structure, to be firmly installed on bottom half.

Description

One kind Karaoke wireless acoustics

Technical field

The utility model is related to a kind of wireless acoustics, particularly relate to it is a kind of can be used for Karaoke possess bluetooth company Connect, USB interface, TF cards are played, the external stereo sets of AUX, and all broadcast states can all realize Kara OK function.

Background technology

With the progress of society, the horizontal more and more higher of the entertainment life of people, in the age of nowadays internet row, cloud There is substantial amounts of digital entertainment resource-sharing at end to masses, and the K songs APP of various mobile devices is also very popular, but this kind of APP is It is solely happy rather than many happy.It is well known that the range of sounds that normal human ear can be heard is 20Hz-20kHz, we are by human ear institute energy Hear that this band segment is divided into 7 frequency ranges such as very low frequencies, low frequency, middle low frequency, intermediate frequency, medium-high frequency, high frequency and extremely high frequency.One is pole Low frequency, this frequency range is between 20-40Hz；Two be low frequency, and this frequency range is between 40-80Hz；Three be middle low frequency, this frequency range Between 80-160Hz；Four be intermediate frequency：This frequency range between 160-1280Hz, across amplitude be also it is most wide, almost All musical instruments and voice are all included, so being also most important frequency range；Five be medium-high frequency, and frequency range is in 1280- Between 2560Hz；Six be high frequency, and this frequency range is between 2560-5120Hz；It is finally 5120-20000Hz extremely high frequency, plays Equipment can reset the music of this scope frequency range, high-fidelity requirement can be reached substantially, but be nothing in local play with mobile device Method realizes real karaoke effect.If mobile device by bluetooth connection to peripheral hardware equipment and pass through karaoke OK system K If song, then make it possible in family with regard to professional karaoke effect can be reached.Early stage, in order to realize professional K songs effect, needs Independent karaoke machine, DVD player, power amplifier and high power acoustics are wanted just to can be achieved.Now due to the revolution of digital technology, These can be all integrated in a casing, and to pursuing, room is succinct and energy-conserving and environment-protective are a lead-pipe cinch.

Utility model content

In order to overcome the defect of prior art, the utility model provides a kind of Karaoke wireless acoustics, and it can make shifting Dynamic equipment realizes real karaoke effect.

The utility model uses following technical scheme：

One kind Karaoke wireless acoustics, including a casing, the casing is including the logical case positioned at top, positioned at the close of centre Close and be superimposed as above and below casing and the logical case positioned at bottom, the containment housing, the logical case positioned at top and the logical case positioned at bottom One, it is characterised in that：The casing top is provided with control panel and pcb board, and wherein control panel includes USB interface, TF Card interface, Karaoke interface, AUX interfaces, pcb board include main frame pcb board and the pcb board with button and LED screen, wherein main frame Pcb board includes dsp chip and bluetooth module, and the dsp chip and bluetooth module coordinate to complete the reception of Bluetooth signal.

As the improvement of above-mentioned technical proposal, the containment housing includes multiple full range units.

As the improvement of above-mentioned technical proposal, the logical case positioned at bottom includes bass unit and bending phase-reversing tube, shape Into the sound chamber of opening.

As the improvement of above-mentioned technical proposal, the logical case positioned at top includes cortina unit and panel.

As the improvement of above-mentioned technical proposal, the control panel is connected on casing by panel mounting hook, and is led to Cross panel installation screw control panel is fixed on casing.

As the improvement of above-mentioned technical proposal, Karaoke, audio effect processing are completed by the dsp chip.

As the improvement of above-mentioned technical proposal, the casing top, which is set, is adapted to mobile phone, flat board, the bracket of computer, is easy to It is mobile power supply equipment by USB interface.

As the improvement of above-mentioned technical proposal, by double-pole electronic switch and DSP software design patterns, the USB interface is certainly Dynamic identification external charging equipment and the automatic reading for performing USB.

As the improvement of above-mentioned technical proposal, the USB interface supports losslessly encoding.

As the improvement of above-mentioned technical proposal, display screen filter is provided with, to show display information and receiving infrared-ray.

Compared with prior art, integrated total interface and circuit at the top of sound equipment of the present utility model, are eliminated special completely Karaoke circuit and adjustment karaoke effect potentiometer so that its circuit is simple, almost realizes specialty zero cost Karaoke effect.In addition, sound equipment top design one is adapted to all kinds of mobile phones, flat board, the bracket of computer, it is easy to pass through USB interface is to charging of mobile devices, more optimizedly：By a double-pole electronic switch and DSP software design patterns, USB interface can The automatic reading of automatic identification external charging equipment and USB, is not required to do any artificial setting, using extremely facilitate, and USB support Losslessly encoding, it is the basis that sound equipment has good tonequality.

Brief description of the drawings

Fig. 1 is a kind of structural representation of Karaoke wireless acoustics according to one embodiment of the invention；

Fig. 2 is a kind of structural decomposition diagram of Karaoke wireless acoustics according to one embodiment of the invention.

Embodiment

One embodiment of the present utility model, Fig. 1 is a kind of wireless acoustics available for high-power total digitalization Karaoke Structural representation, it includes a casing 6, and it is the sound chamber of disjunctor, and all parts all collect together on casing.The wooden case includes Positioned at middle containment housing, the logical case positioned at top and the logical case positioned at bottom, the containment housing, the logical case positioned at top It is integral with being superimposed above and below the logical case of bottom, constitute a mutually non-interference integrated stereo.Wherein main tank dividing plate 23 will Logical case and the containment housing at top are separated, and bass separator for container 24 separates containment housing with the logical case positioned at bottom, is by master Audio amplifier and bass box are separated.Logical case wherein positioned at bottom is the sound chamber of opening.Panel installs dividing plate 22, positioned at the logical of top Case, the fixation for panel 2.

Fig. 2 is a kind of part exploded perspective view of the wireless acoustics available for high-power total digitalization Karaoke, wherein close Closing casing includes 1 6.5 inches of full range unit 8 and 1 6.5 inches of full range unit 11, and top, which leads to case, includes 1 30 core filaments film list Member 7 and panel, bottom, which leads to case, includes 1 6.5 inches of band logical bass and 90 degree of bending phase-reversing tubes 20.Wherein 30 core filaments film units 7 For voice unit, highest frequency response is up to 22KHz.Full range unit is played for left and right acoustic channels full range.Cortina unit cover 9 is horn-like Profile, plays high pitch and focuses on and amplification, complete the Sound image localization of high pitch.What three 6.5 cun of unit trim rings 10 were played role in decoration Meanwhile, there are certain positioning and amplification to sound.Mega bass unit 12 be bass unit, complete 20 to 160Hz it is low Frequency is reset.Bending phase-reversing tube 20, is installed on wooden case bottom, leads to positioned at bottom in case, for strengthening low frequency deal.

Integrated total interface and circuit at the top of sound equipment, including slipmat 1, panel 2, Microphone for karaoke seat 3, main frame pcb board 16.Wherein, slipmat 1 is used to prevent that mobile device from moving when being placed in bracket, and panel 2 is integrated with button 15, USB interface 27, TF Card interface 25, AUX interfaces 26, microphone jack, and mobile device bracket.Microphone for karaoke seat 3 is connected by wire with mainboard.It is whole Individual system element is all integrated on main frame pcb board 16, including display screen filter 5, button and LED display pcb board 17 etc..Display Screen filter 5 plays display display information and infrared receiver.DC inputs seat 19, and it is to electric entrance to whole machine.Function Button 15, can be achieved switching on and shutting down, plays pause, function switching, total volume, Microphone for karaoke volume and reverberation etc..TF card interfaces 25, for inserting TF memory cards, playing stream media music.AUX interfaces 26, for being connected to the machine with external equipment.USB interface 27, for playing in USB flash disk data and being powered to external mobile device, it is characterized in that, in the power-offstate, USB can also check outer The Android system or apple system in portion are simultaneously charged, and Micro Energy Lose state is operated in when entirely circuit is standby, and insertion is outside to be set Automatic charging circuit during standby charging.

Panel mounting hook 4 is used to panel be fixedly mounted on wooden case, plays the connection function between panel and wooden case.Panel Mounting hook 18, for installing panel, makes panel and wooden case firmly engage.

Bottom half has 4 foot supporters 13,4 inverted trapezoidal under-chassis 14 and 4 damping rubber pads 21.Foot supporter 13 is adopted Folded-edge structure is used, to be firmly installed on sound equipment bottom.Trapezoidal under-chassis 14, to reduce landing area, it is to avoid casing vibromill Wipe ground.Damping rubber pad 21 and 13,14 turns into the fulcrum of whole casing after combining, and this design efficiently solves casing humorous Shake noise problem, especially to high power acoustics, it is difficult to avoid casing own resonance noise that conventional foot pad, which is,.

Compared with prior art, integrated total interface and circuit, such as bluetooth module and DSP at the top of sound equipment of the present utility model Chip portfolio realizes Bluetooth receiving function, and USB, TF card are read, play Karaoka audio mixing, modified tone, magic sound and microphone volume are adjusted etc., And entirely Karaoke and audio effect processing all completed by same dsp chip, eliminate completely special karaoke circuit and Adjust the potentiometer of karaoke effect so that its circuit is simple, the effect of the Karaoke of specialty is almost realized zero cost. In addition, sound equipment top design one is adapted to all kinds of mobile phones, flat board, the bracket of computer, it is easy to not standby to movement by USB interface Charging, more optimizedly：By a double-pole electronic switch and DSP software design patterns, USB interface can automatic identification external charging set Automatic reading that is standby and performing USB, is not required to do any artificial setting, using extremely facilitating, and USB supports losslessly encoding, and it is Sound equipment has the basis of good tonequality.

The above, simply preferred embodiment of the present utility model, the utility model is not limited to above-mentioned implementation Mode, as long as it reaches technique effect of the present utility model with identical means, should all belong to protection domain of the present utility model. Its technical scheme and embodiment can have a variety of modifications and variations in protection domain of the present utility model.

Claims

1. one kind Karaoke wireless acoustics, including a casing（6）, the casing（6）Including the logical case positioned at top, positioned at centre Containment housing and the logical case positioned at bottom, fold above and below the containment housing, the logical case positioned at top and the logical case positioned at bottom Addition one, it is characterised in that：The casing（6）Top is provided with control panel（2）And pcb board, wherein control panel includes USB interface（27）, TF card interfaces（25）, Karaoke interface（3）, AUX interfaces（26）And button（15）, pcb board include host PC B Plate（16）With the pcb board with button and LED screen（17）, wherein main frame pcb board（16）Including dsp chip and bluetooth module, institute State dsp chip and bluetooth module coordinates to complete the reception of Bluetooth signal, the casing（6）Bottom sets multiple foot supporters （13）, multiple inverted trapezoidal under-chassis（14）With multiple damping rubber pads（21）, the foot supporter（13）Using folded-edge structure, with jail Guan County is loaded on bottom half.

2. Karaoke wireless acoustics according to claim 1, it is characterised in that：The containment housing includes multiple full range lists Member（8）, the full range unit（8）By unit gland（10）Cover, to position and amplify sound.

3. Karaoke wireless acoustics according to claim 1, it is characterised in that：The logical case positioned at bottom includes bass Unit（12）With bending phase-reversing tube（20）, form the sound chamber of opening.

4. Karaoke wireless acoustics according to claim 1, it is characterised in that：The logical case positioned at top includes cortina Unit（7）And panel（2）.

5. Karaoke wireless acoustics according to claim 1, it is characterised in that：The control panel（2）Pacified by panel Dress hook（4）It is connected to casing（6）On, and screw is installed by panel（18）By control panel（2）It is fixed to casing（6）On.

6. Karaoke wireless acoustics according to claim 1, it is characterised in that：Karaoke, audio effect processing are by the DSP Chip is completed.

7. Karaoke wireless acoustics according to claim 1, it is characterised in that：The casing（6）Top, which is set, is adapted to hand Machine, flat board, the bracket of computer, are easy to by USB interface（27）For mobile power supply equipment.

8. Karaoke wireless acoustics according to claim 7, it is characterised in that：Pass through the soft of double-pole electronic switch and DSP Part is set, the USB interface（27）Automatic identification external charging equipment and the automatic reading for performing USB.

9. Karaoke wireless acoustics according to claim 7, it is characterised in that：The USB interface（27）Support lossless solution Code.

10. Karaoke wireless acoustics according to claim 1, it is characterised in that：Display screen filter is provided with, it is aobvious to show Display screen information and receiving infrared-ray.