CN219145376U

CN219145376U - Bluetooth audio receiving and transmitting FM radio circuit board

Info

Publication number: CN219145376U
Application number: CN202223613209.4U
Authority: CN
Inventors: 聂和平; 肖星
Original assignee: Shenzhen Oumeisi Technology Co ltd
Current assignee: Shenzhen Oumeisi Technology Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-06
Anticipated expiration: 2032-12-31

Abstract

The utility model relates to the technical field of circuit boards, and discloses a Bluetooth audio receiving and transmitting FM radio circuit board, which comprises a circuit board, wherein an FM antenna interface is fixedly arranged on the left side of the upper surface of the circuit board, and a red and white lotus interface is arranged on the left side of the FM antenna interface. This kind of bluetooth audio reception transmission FM radio circuit board through inserting the antenna in the FM antenna interface, the signal source can be received to the signal of rethread antenna, through the antenna access back, through the demonstration of display screen, can let people's clear frequency of knowing the signal, can carry out the effect of automatic receipts platform, when carrying out automatic receipts platform, also can be automatic the storage have the frequency platform of signal channel, simultaneously, external 2.4G bluetooth antenna also supports bluetooth reception and transmission signal, the effectual old-fashioned equipment that has solved does not have bluetooth function's problem, can reach the effect of multifunctionalization, the availability factor of traditional sound equipment has been improved, do benefit to the extensive popularization and the use of this circuit board.

Description

Bluetooth audio receiving and transmitting FM radio circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a Bluetooth audio receiving and transmitting FM radio circuit board.

Background

The conductive pattern formed by making printed wiring, printed elements or a combination of both on an insulating material according to a predetermined design is generally called a printed circuit, and the conductive pattern for providing electrical connection between components on an insulating substrate, called a circuit board, is an important component for upgrading the circuit board in conventional audio equipment or power amplifiers.

However, in the existing audio equipment or power amplifier circuit board, the problem that Bluetooth connection is not available or the FM radio function is not available still exists, the output tone quality is poor, the function of singing by a microphone is not available, the equipment cannot be adapted to the use of various occasions, and the use efficiency of the equipment is reduced; the traditional equipment has higher capability of adding FM radio function and higher technical difficulty, and the utility model provides the plug-and-play Bluetooth audio receiving and transmitting FM radio circuit board aiming at the existing problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a Bluetooth audio receiving and transmitting FM radio circuit board which has the advantages of being capable of rapidly and effectively upgrading the Bluetooth receiving and transmitting function and the FM radio function of a sound or power amplifier device, realizing the singing function of a microphone, being beneficial to use in different occasions and solving the problems in the background art.

The utility model provides the following technical scheme: the utility model provides a bluetooth audio frequency is received and is launched FM radio circuit board, includes the circuit board, the left side fixed mounting of the upper surface of circuit board has FM antenna interface, the left side of FM antenna interface is provided with red and white lotus interface, the lower surface of red and white lotus interface and the upper surface fixed connection of circuit board, the upper surface fixed mounting of circuit board has the earphone interface, the right side of earphone interface is provided with Type-C interface, the lower surface of Type-C interface and the upper surface fixed connection of circuit board, the right side of Type-C interface is provided with bluetooth antenna.

Preferably, a control chip is fixedly arranged in the middle of the upper surface of the circuit board, and a microphone interface is fixedly arranged on the right side of the circuit board.

Preferably, the four corners of the circuit board are provided with mounting holes, and the upper surface of the circuit board is fixedly provided with a display screen.

Preferably, the upper surface of the circuit board is fixedly provided with a potentiometer, the left side of the potentiometer is provided with an infrared receiving head, and the lower surface of the infrared receiving head is fixedly connected with the upper surface of the circuit board.

Preferably, a USB flash disk interface is fixedly arranged on the left side of the upper surface of the circuit board, a TF card is arranged on the right side of the USB flash disk interface, and the lower surface of the TF card is fixedly connected with the upper surface of the circuit board.

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

1. when the Bluetooth audio receiving and transmitting circuit board is used, firstly, a 2.4G antenna is connected into the antenna interface, a signal source can be received through signals of the antenna, after the 2.4G antenna is connected into the antenna interface, the signals are displayed through the display screen, people can clearly know the frequencies of the signals, the effect of automatic receiving can be achieved, when the automatic receiving is carried out, the frequency table with signal channels can be automatically stored for corresponding use of a radio, meanwhile, the corresponding receiving of the signals through a mobile phone is supported, the corresponding connection is carried out through the use of the microphone interface, the effect of receiving the signals is achieved, the corresponding singing is carried out through the microphone interface, the function of a product is not achieved, and when the Bluetooth audio receiving and transmitting circuit board is used, the device can switch corresponding access modes through the key M, is convenient and quick to use, has various signal sources, can perform corresponding control through a remote controller, is beneficial to being used conveniently in practice, and simultaneously, when the device is used, the Bluetooth 5.1 chip is utilized, the DSP decoding chip is arranged in the device, the tone quality is improved by 90 percent relative to the same product, the device is beneficial to being used by people, when corresponding volume adjustment is performed, the high and low tones can be adjusted, the volume can be adjusted, the use in different scenes is performed, the corresponding light effect is also realized, the corresponding brightness change can occur along with the change of the volume, the problem that the functions of the traditional equipment are less is effectively solved, the multifunctional effect can be achieved, meanwhile, the actual function of the Bluetooth sound circuit board is improved, the device can be suitable for the use in different occasions, the use efficiency of the Bluetooth sound circuit board is improved, the Bluetooth sound circuit board is favorable for wide popularization and use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of the structure of FIG. 1 of the present utility model;

FIG. 3 is a schematic top view of the structure of FIG. 1 of the present utility model;

in the figure: 1. a circuit board; 2. a Bluetooth antenna; 3. Type-C interface; 4. an earphone interface; 5. a red and white lotus interface; 6. an FM antenna interface; 7. a control chip; 8. a microphone interface; 9. a display screen; 10. a potentiometer; 11. an infrared receiving head; 12. a USB flash disk interface; 13. a TF card; 14. and (5) mounting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a bluetooth audio receiving and transmitting FM radio circuit board includes a circuit board 1, and is characterized in that: the left side fixed mounting of the upper surface of circuit board 1 has FM antenna interface 6, can reach the effect of automatic search after inserting the antenna with FM antenna interface 6, and can end automatically and automatic storage received frequency platform, can more effective use, the left side of FM antenna interface 6 is provided with red and white lotus interface 5, the lower surface of red and white lotus interface 5 and the upper surface fixed connection of circuit board 1, can carry out corresponding digital audio signal input, the upper surface fixed mounting of circuit board 1 has earphone interface 4, can reach the effect of effectual multi-functional use, the right side of earphone interface 4 is provided with Type-C interface 3, the lower surface of Type-C interface 3 and the upper surface fixed connection of circuit board 1, can be used for connecting corresponding audio equipment, the effective use of the device of being convenient for, the right side of Type-C interface 3 is provided with bluetooth antenna 2, realize corresponding bluetooth function, can reach the effect of multifunctionality, the use of different occasions can adapt to, the use efficiency of this bluetooth sound board has been improved, and the bluetooth sound board is favorable to the popularization and the use of this bluetooth sound board widely.

Wherein; the middle part fixed mounting of circuit board 1 upper surface has control chip 7, can reach the effect of controlling whole device operation through control chip 7, and the right side fixed mounting of circuit board 1 has microphone interface 8, is a signal receiving source, also can carry out corresponding singing etc. multi-functional realization through microphone interface 8, the device of being convenient for realizes multi-functional effect.

Wherein; the mounting holes 14 are formed in four corners of the circuit board 1, so that the effect of convenient mounting can be achieved, the device can be firmer during mounting, damage to the device and stability of signals caused by shaking are avoided, the display screen 9 is fixedly mounted on the upper surface of the circuit board 1, the frequency of the signals is clearly known through the display screen, and the device is convenient for a user to use in practice.

Wherein; the upper surface fixed mounting of circuit board 1 has potentiometre 10, and the setting through potentiometre 10 can be more convenient for the user carry out corresponding regulation to the volume, and the left side of potentiometre 10 is provided with infrared receiving head 11, and the lower surface of infrared receiving head 11 is fixedly connected with the upper surface of circuit board 1, and the use of infrared receiving head 11 is through reducing pulse duty cycle, can greatly increased low-power infrared.

Wherein; the USB flash disk interface 12 is fixedly arranged on the left side of the upper surface of the circuit board 1, is another signal receiving source of the device, is convenient for various forms of use, is beneficial to corresponding operation of a user, the user can prepare corresponding data in advance, the data can be accessed through the USB flash disk interface 12, the corresponding expected effect of the user can be effectively achieved, the TF card 13 is arranged on the right side of the USB flash disk interface 12, the lower surface of the TF card 13 is fixedly connected with the upper surface of the circuit board 1, and the device can be used for transmitting and transmitting signals, so that the device can be more rapid and convenient when in use, and the problem of clamping can not be caused.

When the intelligent audio system is used, firstly, corresponding audio equipment is connected to the FM antenna interface 6, a signal source can be received through signals of the antenna, after the antenna is connected to the FM antenna interface 6, the signals are displayed through the display screen 9, people can clearly know the frequency of the signals, the effect of automatic station receiving can be achieved, when the automatic station receiving is carried out, the frequency station of a signal channel can be stored automatically, meanwhile, the signals are received through a mobile phone, corresponding playing and the like are supported, corresponding connection can be carried out through the use of the microphone interface 8, the effect of receiving the signals is achieved, other functions such as corresponding singing and the like can be carried out through the microphone interface 8, corresponding high-low tone adjustment can be carried out through the use of the potentiometer 10, volume adjustment is achieved through the use of the infrared receiver 11, the display lamp which is correspondingly arranged is brighter the larger the more, the smaller the lamp is darker the smaller the use of people in different environments is facilitated, meanwhile, corresponding control can be carried out through a remote controller, corresponding mode switching is facilitated, the mode is achieved, the effect of being more multifunctional in actual use is achieved, the functions of the microphone interface 8 and the FM antenna interface 9 is not connected to the antenna interface 9 in the market, and the functions of the antenna interface are not used in the market.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bluetooth audio reception transmission FM radio circuit board, includes circuit board (1), its characterized in that: the novel circuit board is characterized in that an FM antenna interface (6) is fixedly arranged on the left side of the upper surface of the circuit board (1), a red and white lotus interface (5) is arranged on the left side of the FM antenna interface (6), the lower surface of the red and white lotus interface (5) is fixedly connected with the upper surface of the circuit board (1), an earphone interface (4) is fixedly arranged on the upper surface of the circuit board (1), a Type-C interface (3) is arranged on the right side of the earphone interface (4), the lower surface of the Type-C interface (3) is fixedly connected with the upper surface of the circuit board (1), and a Bluetooth antenna (2) is arranged on the right side of the Type-C interface (3).

2. The bluetooth audio receiving and transmitting FM radio circuit board according to claim 1, wherein: the middle part of the upper surface of the circuit board (1) is fixedly provided with a control chip (7), and the right side of the circuit board (1) is fixedly provided with a microphone interface (8).

3. The bluetooth audio receiving and transmitting FM radio circuit board according to claim 1, wherein: mounting holes (14) are formed in four corners of the circuit board (1), and a display screen (9) is fixedly mounted on the upper surface of the circuit board (1).

4. A bluetooth audio reception and transmission FM radio circuit board according to claim 3, wherein: the circuit board is characterized in that a potentiometer (10) is fixedly arranged on the upper surface of the circuit board (1), an infrared receiving head (11) is arranged on the left side of the potentiometer (10), and the lower surface of the infrared receiving head (11) is fixedly connected with the upper surface of the circuit board (1).

5. The bluetooth audio receiving and transmitting FM radio circuit board according to claim 1, wherein: the USB flash disk interface (12) is fixedly arranged on the left side of the upper surface of the circuit board (1), the TF card (13) is arranged on the right side of the USB flash disk interface (12), and the lower surface of the TF card (13) is fixedly connected with the upper surface of the circuit board (1).