CN221306038U

CN221306038U - Wireless transmission lossless music box

Info

Publication number: CN221306038U
Application number: CN202323214709.5U
Authority: CN
Inventors: 简杨
Original assignee: Zhongwei Hongxin Shenzhen Technology Co ltd
Current assignee: Zhongwei Hongxin Shenzhen Technology Co ltd
Priority date: 2023-11-24
Filing date: 2023-11-24
Publication date: 2024-07-09
Anticipated expiration: 2033-11-24

Abstract

The utility model discloses a wireless transmission lossless music box, which belongs to the technical field of music boxes, and comprises a music box body, wherein the music box body comprises an aluminum material extrusion-molded middle frame, an aluminum material die-casting-molded heat dissipation panel, a bottom plate, a circuit control board and a transparent cover plate, the bottom plate is arranged at the bottom of the middle frame, the transparent cover plate is closely sleeved on the top of the middle frame in a matched manner, the heat dissipation panel is installed in the middle frame, and the circuit control board is arranged above the heat dissipation panel. According to the utility model, the lossless sound source is transmitted to the HICAR main control chip through the pairing connection of the BLE Bluetooth chip and the 5G-WiFi Bluetooth 2 in 1 chip, and the transmitted sound source is processed through the DSP chip and then is transmitted to the power amplification end to output sound, so that the transmission of the sound source is not compressed and delayed in the using process of a user, the asynchronization of the sound and a picture is not generated, and the experience and the frequency of the user using the music box are improved.

Description

Wireless transmission lossless music box

Technical Field

The utility model belongs to the technical field of music boxes, and relates to a wireless transmission lossless music box.

Background

In related music box technology, many of the music box products using DSP (DSP is called DIGITAL SIGNAL Process, i.e. digital signal processing technology) use bluetooth for transmission in the wireless transmission Process, and the following disadvantages exist in the use Process of the music box products containing DSP in the market:

1. The music box is of a connected structure, the production and manufacturing process is troublesome, and the maintenance and the disassembly are inconvenient;

2. Although the wireless transmission can be solved through Bluetooth transmission, the transmission of the sound source has time delay, a consumer can feel obvious sound and picture asynchronism in the use process, the transmission of the sound source is compressed, the sound quality is easily damaged, and the user experience is poor;

3. Most of Bluetooth in the existing music box is in a single Bluetooth mode or an externally hung Bluetooth mode, and the connection operation is troublesome.

Therefore, it is necessary to design a music box with wireless, lossless, and delay-free transmission to improve the quality of audio playback and user experience.

Disclosure of utility model

The utility model provides a wireless transmission lossless music box, which aims to solve the problems that the existing music box with built-in single Bluetooth has poor playing tone quality, the output of a sound source has delay and damage, and the sound and the picture are asynchronous, so that the experience degree of the use of a user is poor.

To achieve the above object, the present utility model provides a wireless transmission lossless music box comprising:

Including the music box body, the music box body includes aluminum material extrusion's well frame, aluminum material die-casting fashioned heat dissipation panel, bottom plate, circuit control board and transparent apron, well frame bottom is equipped with the bottom plate, well frame top close fit cover is equipped with transparent apron, install heat dissipation panel in the well frame, heat dissipation panel top is equipped with the circuit control board, be equipped with two bluetooth, HICAR main control chip and DSP chip on the circuit control board, HICAR main control chip is connected with two bluetooth and DSP chip communication electricity.

Preferably, the rear side of the middle frame is provided with a power socket, and the circuit control board is electrically connected with the power socket.

Preferably, the rear side of the middle frame is sequentially provided with a USB interface, an optical fiber interface, an AUX interface, an output socket and a starting switch button, one side of the power socket is provided with the starting switch button, the output socket is positioned on one side of the starting switch button, and the circuit control board is electrically connected with the USB interface, the optical fiber interface, the AUX interface, the output socket and the starting switch button.

Preferably, a plurality of strip-shaped heat dissipation holes are arranged at the left side and the right side of the middle frame at intervals.

Preferably, the inner side wall of the middle frame is integrally extruded with at least one group of fixing columns, the fixing columns are provided with penetrating screw holes, and the bottom plate is provided with a plurality of counter sunk holes opposite to the fixing columns, so that the bottom plate is fastened and connected with the screw holes through screws.

Preferably, the bottom of the heat dissipation panel is provided with a connecting plate and a plurality of heat dissipation fins arranged at intervals, and the connecting plate is positioned on one side of the heat dissipation fins.

Preferably, the dual Bluetooth comprises a BLE Bluetooth chip and a 5G-WiFi Bluetooth 2 in 1 chip, the two sides of the HICAR master control chip are respectively provided with the BLE Bluetooth chip and the 5G-WiFi Bluetooth 2 in 1 chip, the BLE Bluetooth chip is used for Bluetooth pairing and transmitting operation instructions, and the 5G-WiFi Bluetooth 2 in 1 chip is used for transmitting lossless sound sources to the HICAR master control chip.

Preferably, the transparent cover plate is made of glass.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model provides a wireless transmission lossless music box, which transmits a lossless sound source to a HICAR main control chip through the pairing connection of BLE Bluetooth chips and a 5G-WiFi Bluetooth 2 in 1 chip, processes the transmitted sound source through a DSP chip and then transfers the processed sound source to a power amplification end to output sound, so that the transmission of the sound source is not compressed and delayed in the using process of a user, the synchronization of the sound and pictures is not generated, and the experience and the frequency of the user using the music box are improved.

In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic perspective view of a heat dissipating panel according to the present utility model;

FIG. 4 is a schematic diagram of a circuit board according to the present utility model;

reference numerals:

1. A middle frame; 2. a heat dissipation panel; 3. a bottom plate; 4. a circuit control board; 5. a transparent cover plate; 6. HICAR a main control chip; 7. a power socket; 8. starting a switch button; 9. a USB interface; 10. an optical fiber interface; 11. an AUX interface; 12. an output socket; 13. a connecting plate; 14. an output socket; 15. a strip-shaped heat dissipation hole; 16. fixing the column; 17. screw holes; 18. a countersunk hole; 19. a heat sink; 20. BLE Bluetooth chip; 21. 5G-WiFi Bluetooth 2 in 1 chip.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

To achieve the above object, an embodiment of the present utility model provides a wireless transmission lossless music box, as shown in fig. 1 to 4, including:

Including the music box body, the music box body includes aluminum material extrusion's center 1, aluminum material die-casting fashioned heat dissipation panel 2, bottom plate 3, circuit control panel 4 and transparent apron 5, center 1 bottom is equipped with bottom plate 3, center 1 top close fit cover is equipped with transparent apron 5, transparent apron 5's material is glass. The heat dissipation panel 2 is installed in the middle frame 1, a circuit control board 4 is arranged above the heat dissipation panel 2, a double Bluetooth chip, a HICAR main control chip 6 and a DSP chip (not shown in the figure) are arranged on the circuit control board 4, and the HICAR main control chip 6 is electrically connected with the double Bluetooth chip and the DSP chip in a communication mode.

In this embodiment, the side of the middle frame 1 made of aluminum material is a connected structure by using an extrusion molding process, the structure is simple and simplified, the heat dissipation panel 2, the bottom plate 3, the circuit control board 4 and the transparent cover plate 5 can be directly installed, the disassembly is convenient, the heat dissipation panel 2 is made by adopting a die casting molding process, the bottom is provided with a connecting plate 13 and a plurality of heat dissipation fins 19 arranged at intervals, the side of the connecting plate 13 is provided with screw positions, the electronic components are convenient to install, the heat dissipation area of the circuit control board 4 can be enlarged by the heat dissipation fins 19 positioned on one side of the connecting plate 13, and a plurality of strip heat dissipation holes 15 arranged at intervals are arranged on the left side and the right side of the middle frame 1, so that the heat dissipation efficiency and the heat dissipation effect of the whole music box are better improved. Furthermore, unlike the structure of the traditional single bluetooth plus DSP chip, the present embodiment adopts HICAR main control chip 6 and double bluetooth and DSP chip to communicate and electrically connect, can quickly pair and connect and wirelessly transmit sound sources to HICAR main control chip 6, and outputs the sound sources after processing the sound sources by the DSP chip, thereby realizing wireless, lossless and compression-free functions of tone quality transmission.

The HICAR main control chip 6 is specially used for intelligent scene interconnection, for example, the HICAR main control chip 6 can establish a connection channel between a music box and a mobile phone, and the full scene experience of operating the music box through the mobile phone is realized.

The DSP chip is a chip capable of realizing the digital signal processing technology, is used in the fields of automatic control, image processing, communication technology, network equipment, instruments, household appliances and the like, provides a high-efficiency and reliable hardware basis for digital signal processing, and can synchronously coordinate sound and pictures of a sound source.

The double Bluetooth comprises a BLE Bluetooth chip 20 and a 5G-WiFi Bluetooth 2 and 1 chip 21, wherein the BLE Bluetooth chip 20 and the 5G-WiFi Bluetooth 2 and 1 chip 21 are respectively arranged on two sides of the HICAR main control chip 6, the BLE Bluetooth chip 20 is used for Bluetooth pairing and transmitting operation instructions, the 5G-WiFi Bluetooth 2 and 1 chip 21 is based on combination of a 5G communication function and a wireless WiFi communication function to form Bluetooth with a brand new function, and the 5G-WiFi Bluetooth 2 and 1 chip 21 is used for transmitting a lossless sound source to the HICAR main control chip 6. For example, after a song is played for "love you for one thousand years" and bluetooth pairing connection is performed between the BLE bluetooth chip 20 and external communication equipment (such as cool dog music on a mobile phone), the song for "love you for one thousand years" transmits a sound source without damage, compression or delay to the HICAR master control chip 6 through the set 5G-WiFi bluetooth 2in 1 chip 21, the HICAR master control chip 6 processes the sound source through the DSP chip and then transfers the processed sound source to the power amplification end to output sound, and the sound playing is free of clamping and asynchronous, so that the playing effect is good and the user experience is good.

Further, the rear side of the middle frame 1 is provided with a power socket 7, the circuit control board 4 is electrically connected with the power socket 7, the rear side of the middle frame 1 is sequentially provided with a USB interface 9, an optical fiber interface 10, an AUX interface 11, an output socket 12, an output socket 14 and a starting switch button 8, one side of the power socket 7 is provided with the starting switch button 8, the output socket 14 is positioned on one side of the starting switch button 8, and the circuit control board 4 is electrically connected with the USB interface 9, the optical fiber interface 10, the AUX interface 11, the output socket 12, the output socket 14 and the starting switch button 8.

In some embodiments, a USB disk with built-in music is inserted through the USB interface 9, and the sound source input HICAR is used for controlling the chip 6 and playing the sound outwards through the DSP chip, or the played audio is inserted through the AUX interface 11 and connected to the DSP chip, and then sound is output outwards or played.

Further, at least one group of fixing columns 16 are integrally extruded on the inner side wall of the middle frame 1, penetrating screw holes 17 are formed in the fixing columns 16, and a plurality of counter sunk holes 18 opposite to the fixing columns 16 are formed in the bottom plate 3, so that the bottom plate 3 is fastened and connected with the screw holes 17 through screws.

In summary, the utility model provides a wireless transmission lossless music box, which transmits a lossless sound source to a HICAR main control chip through the pairing connection of a BLE Bluetooth chip and a 5G-WiFi Bluetooth 2 in 1 chip, and processes the transmitted sound source through a DSP chip and then transfers the processed sound source to a power amplification end to output sound, so that the transmission of the sound source is not compressed and delayed in the using process of a user, the synchronization of the sound and a picture is not generated, and the experience and the frequency of the user using the music box are improved.

The technical principle of the present utility model has been described above in connection with specific embodiments, but is only the preferred embodiment of the present utility model. The protection scope of the present utility model is not limited to the above embodiments, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. Those skilled in the art will recognize that other embodiments of the utility model are within the scope of the utility model without undue burden.

Claims

1. The utility model provides a wireless transmission harmless music box, its characterized in that, includes the music box body, the music box body includes aluminum material extrusion's well frame, aluminum material die-casting's heat dissipation panel, bottom plate, circuit control board and transparent cover plate, well frame bottom is equipped with the bottom plate, well frame top close fit cover is equipped with transparent cover plate, install heat dissipation panel in the well frame, heat dissipation panel top is equipped with the circuit control board, be equipped with two bluetooth, HICAR main control chip and DSP chip on the circuit control board, HICAR main control chip is connected with two bluetooth and DSP chip communication electricity.

2. The wireless transmission lossless music box according to claim 1, wherein a power socket is arranged on the rear side surface of the middle frame, and the circuit control board is electrically connected with the power socket.

3. The wireless transmission lossless music box according to claim 2, wherein a USB interface, an optical fiber interface, an AUX interface, an output socket and a start switch button are sequentially arranged on the rear side surface of the middle frame, the start switch button is arranged on one side of the power socket, the output socket is located on one side of the start switch button, and the circuit control board is electrically connected with the USB interface, the optical fiber interface, the AUX interface, the output socket and the start switch button.

4. The wireless transmission lossless music box according to claim 2, wherein a plurality of strip-shaped heat dissipation holes are arranged at intervals on the left side and the right side of the middle frame.

5. The wireless transmission lossless music box according to claim 3, wherein the inner side wall of the middle frame is integrally extruded with at least one group of fixing columns, the fixing columns are provided with penetrating screw holes, and the bottom plate is provided with a plurality of countersunk holes opposite to the fixing columns, so that the bottom plate is fastened and connected with the screw holes through screws.

6. The wireless transmission lossless music box according to claim 1, wherein the bottom of the heat dissipation panel is provided with a connecting plate and a plurality of heat dissipation fins arranged at intervals, and the connecting plate is positioned on one side of the heat dissipation fins.

7. The wireless transmission lossless music box according to claim 1, wherein the dual bluetooth comprises a BLE bluetooth chip and a 5G-WiFi bluetooth 2 in 1 chip, wherein two sides of the HICAR master control chip are respectively provided with the BLE bluetooth chip and the 5G-WiFi bluetooth 2 in 1 chip, the BLE bluetooth chip is used for bluetooth pairing and transmitting operation instructions, and the 5G-WiFi bluetooth 2 in 1 chip is used for transmitting lossless sound sources to the HICAR master control chip.

8. The wireless transmission lossless music box according to claim 1, wherein the transparent cover plate is made of glass.