CN211982125U - Intelligent phonograph with four sound channel outputs - Google Patents

Abstract

The utility model relates to a gramophone field especially relates to an intelligent gramophone of four sound channel outputs in area contains the fuselage, the fuselage is fixed on the base, fuselage one side is fixed with loudspeaker, the fuselage top is fixed with the gramophone, the vinyl disc has been placed on the gramophone, and the fuselage up end still is fixed with rotates the tone arm of being connected with the fuselage, tone arm the place ahead is fixed with the gramophone, and the gramophone contacts with aforementioned vinyl disc, fuselage one side still is fixed with four speakers, four the speaker corresponds left sound channel speaker, right sound channel speaker, high pitch speaker and woofer respectively, still be fixed with the band switch on the fuselage, still be fixed with the charactron on the fuselage, still be fixed with the CD box on the fuselage, placed CD in the CD box, the inside PCB board that still is fixed with of fuselage. This device combines CD and gramophone each other, has increased the gramophone function to through the corresponding sound of four-channel broadcast, let the user more enjoy the enjoyment that the music brought.

Description

Intelligent phonograph with four sound channel outputs

[ technical field ] A method for producing a semiconductor device

The utility model relates to a gramophone field especially relates to an intelligent gramophone of four sound channel outputs in area.

[ background of the invention ]

Phonograph is an electrically operated device for playing records of recordings invented by Edison, the inventor of the United states in 1877. Phonograph records can be easily reproduced in large quantities, and the playback time is longer than that of most cylindrical recording media, so that the phonograph is called one of the greatest inventions of Edison. The types of the gramophone include a box type gramophone, a desk type large loudspeaker, a vertical gramophone, a cabinet type gramophone and a professional singer gramophone. But current gramophone function is single, can't satisfy current people to the multi-functional demand of gramophone to only there is a loudspeaker broadcast sound, can't satisfy people's demand.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming the shortcoming of above-mentioned prior art, provide an intelligent gramophone of taking four sound channel outputs.

The utility model discloses can realize through following technical scheme:

the utility model discloses an intelligent gramophone with four sound channel outputs, which comprises a body, wherein the body is fixed on a base, one side of the body is fixed with a loud speaker, a turntable disc is fixed above the body, a vinyl disc is placed on the turntable disc, a turntable arm rotationally connected with the body is further fixed on the upper end surface of the body, a turntable head is fixed in front of the turntable arm and is in contact with the vinyl disc, four loudspeakers are further fixed on one side of the body and respectively correspond to a left sound channel loudspeaker, a right sound channel loudspeaker, a high pitch loudspeaker and a bass loudspeaker, a waveband switch is further fixed on the body, a digital tube is further fixed on the body, a CD box is further fixed on the body, a CD is placed in the CD box, a PCB is further fixed in the body, a central chip is fixed on the PCB, the central chip is connected with the waveband switch and the digital tube through an LED driving signal, the central authorities chip passes through analog switch chip and connects low noise fortune and put I, low noise fortune is put I and is connected low-power consumption fortune through digital volume control chip and put, low-power consumption fortune is put and is passed through signal line connection digital potentiometer, aforementioned speaker is connected through signal line to digital potentiometer, the vinyl record is put II connection DSP chip through low noise fortune, DSP chip and aforementioned analog switch chip signal connection, CD is connected with CD decoding chip through CD drive chip, CD decoding chip and aforementioned DSP chip signal connection. When listening to the vinyl record, the vinyl record sound source is logically operated by the DSP chip, the sound source is divided into a left channel sound source, a right channel sound source, a high tone sound source and a low tone sound source and then transmitted to the corresponding loudspeakers to be played, the band switch is adjusted to transmit signals to the central chip, the central chip outputs corresponding signals to the analog switch chip, the analog switch chip adjusts the volume by the digital volume control chip, when playing the CD, the CD sound source is transmitted to the DSP chip for logical operation after passing through the CD driving chip and the CD decoding chip, the CD sound source is divided and then transmitted to the corresponding loudspeakers to be played, the central chip drives the LED driving nixie tube, corresponding songs and volumes are displayed in the nixie tube, the adjustment is convenient, the device combines the CD with the phonograph, the function of the phonograph is increased, and corresponding sounds are played by four channels, the user can enjoy the fun brought by the music.

Preferably, the low noise operational amplifier II and the low noise operational amplifier I are both: ES622 XK.

Preferably, the digital volume control chip has the following model: PT 2257.

Preferably, the analog switch chip model is: RS 2252.

Preferably, the band switch is of the type: RS 17.

Preferably, a plurality of drawers are arranged on the base.

Preferably, the types of the central chip are as follows: STC8G1K 08.

Compared with the prior art, the utility model has the advantages that:

this device combines CD and gramophone each other, has increased the gramophone function to through the corresponding sound of four-channel broadcast, let the user more enjoy the enjoyment that the music brought.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a right side view of the present invention;

fig. 4 is a schematic view of the working flow of the present invention;

in the figure: 5. a nixie tube; 7. a central chip; 8. an analog switch chip; 9. a low-noise operational amplifier I; 10. a low-noise operational amplifier II; 11. vinyl records; 12. CD; 13. a CD drive chip; 14. a CD decoding chip; 16. a band switch; 17. a digital volume control chip; 18. Low power consumption operational amplifier; 19. a digital potentiometer; 23. a speaker; 24. a loud speaker; 25. a tone arm; 26. a record head; 27. a disc; 28. a body; 29. a base; 30. a CD case; 31. a DSP chip;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in fig. 1 to 4, the utility model discloses an intelligent gramophone with four sound channel outputs, which comprises a body 28, wherein the body 28 is fixed on a base 29, a loud speaker 24 is fixed on one side of the body 28, a turntable 27 is fixed above the body 28, a vinyl disc 11 is placed on the turntable 27, a tone arm 25 rotatably connected with the body 28 is further fixed on the upper end face of the body 28, a head 26 is fixed in front of the tone arm 25, the head 26 contacts with the vinyl disc 11, four speakers 23 are further fixed on one side of the body 28, the four speakers 23 respectively correspond to the left sound channel speaker 23, the right sound channel speaker 23, the tweeter 23 and the woofer 23, a waveband switch 16 is further fixed on the body 28, a digital tube 5 is further fixed on the body 28, a CD box 30 is further fixed on the body 28, a CD12 is placed in the CD box 30, a PCB board is further fixed inside the body 28, a central chip 7 is fixed on the PCB board, central chip 7 passes through LED drive signal connection band switch 16 and charactron 5, central chip 7 connects low noise fortune through analog switch chip 8 and amplifies I9, I9 is amplified in low noise fortune and is connected low-power consumption fortune through digital volume control chip 17 and amplify 18, low-power consumption fortune is amplified 18 and is connected digital potentiometer 19 through the signal line, digital potentiometer 19 passes through the signal line and connects speaker 23, vinyl disc 11 passes through low noise fortune and amplifies II 10 and connect DSP chip 31, DSP chip 31 and analog switch chip 8 signal connection, CD12 is connected with CD through CD12 drive chip and decodes chip 14, CD decodes chip 14 and DSP chip 31 signal connection. When listening to the vinyl record 11, the sound source of the vinyl record 11 is logically operated by the DSP chip 31, the sound source is divided into a left channel sound source, a right channel sound source, a high tone sound source and a low tone sound source, and then transmitted to the corresponding loudspeaker 23 for playing, and the band switch 16 is adjusted to transmit signals to the central chip 7, the central chip 7 outputs the corresponding signals to the analog switch chip 8, the analog switch chip 8 adjusts the volume by the digital volume control chip 17, when playing CD12, the CD12 sound source is transmitted to the DSP chip 31 through the CD12 driving chip and the CD decoding chip 14 for logical operation, the CD12 sound source is divided and then transmitted to the corresponding loudspeaker 23 for playing, and the central chip 7 drives the LED driving nixie tube 5, the corresponding song and volume are displayed in the nixie tube 5, the adjustment is convenient, the device combines the CD12 with the sound recorder, the gramophone function is added, and corresponding sound is played through four channels, so that a user can enjoy the fun brought by music.

Wherein, II 10 and I9 models are put to low noise fortune: ES622 XK.

Wherein, the digital volume control chip 17 model is: PT 2257.

Wherein, analog switch chip model does: RS 2252.

Wherein, 16 types of the band switch are: RS 17.

Wherein, a plurality of drawers are arranged on the base 29.

Wherein, the 7 models of central chip are: STC8G1K 08.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims (7)

1. The utility model provides a take intelligent gramophone of four sound channel outputs, contains the fuselage, its characterized in that: the machine body is fixed on the base, a loud speaker is fixed on one side of the machine body, a turntable is fixed above the machine body, a vinyl record is placed on the turntable, a tone arm connected with the machine body in a rotating mode is further fixed on the upper end face of the machine body, a tone head is fixed in front of the tone arm and contacts with the vinyl record, four loudspeakers are further fixed on one side of the machine body and correspond to a left sound channel loudspeaker, a right sound channel loudspeaker, a high pitch loudspeaker and a low pitch loudspeaker respectively, a waveband switch is further fixed on the machine body, a nixie tube is further fixed on the machine body, a CD box is further fixed on the machine body, a CD is placed in the CD box, a PCB is further fixed inside the machine body, a central chip is fixed on the PCB, the central chip is connected with the waveband switch and the nixie tube through an LED driving signal, the central chip is connected with a low-noise operational amplifier I through an analog switch chip, i is put through digital volume control chip connection low-power consumption fortune to low noise fortune, the low-power consumption fortune is put and is connected digital potentiometer through the signal line, digital potentiometer passes through the signal line and connects aforementioned speaker, the vinyl record is put II connection DSP chip through low noise fortune, DSP chip and aforementioned analog switch chip signal connection, CD is connected with CD through CD drive chip and decodes the chip, CD decodes chip and aforementioned DSP chip signal connection.

2. The intelligent talking machine with four channel output of claim 1 wherein: the low-noise operational amplifier II and the low-noise operational amplifier I are both of the types: ES622 XK.

3. The intelligent talking machine with four channel output of claim 1 wherein: the digital volume control chip is characterized in that the types of the digital volume control chip are as follows: PT 2257.

4. The intelligent talking machine with four channel output of claim 1 wherein: the analog switch chip model is as follows: RS 2252.

5. The intelligent talking machine with four channel output of claim 1 wherein: the types of the wave band switches are as follows: RS 17.

6. The intelligent talking machine with four channel output of claim 1 wherein: a plurality of drawers are arranged on the base.

7. The intelligent talking machine with four channel output of claim 1 wherein: the central chip model is as follows: STC8G1K 08.

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