CN210298087U

CN210298087U - Novel loudspeaker

Info

Publication number: CN210298087U
Application number: CN201921558979.9U
Authority: CN
Inventors: 张基文
Original assignee: Shenzhen Zhongxinda Technology Co Ltd
Current assignee: Shenzhen Zhongxinda Technology Co Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-04-10
Anticipated expiration: 2029-09-19

Abstract

The utility model provides a novel loudspeaker, including host computer and headset, the host computer includes the casing, locates the first mainboard, loudspeaker, battery and the antenna in the casing, exposes in casing top switch knob, locates button, interface and display screen on the first mainboard, the first mainboard includes the wireless bluetooth module that is used for transmitting signal, is used for transmitting the first FM module of FM signal, the sound processing module that handles the sound signal that receives, the display module and the first power module that provides the power for each module; the headset comprises a receiver and a mark, wherein a second main board is arranged in the receiver, a Bluetooth module, a second FM module, a second power module, a headset switch and a first charging interface are arranged on the second main board, the Bluetooth module is wirelessly connected with a wireless Bluetooth module on the first main board, and the second FM module is wirelessly connected with the first FM module; the utility model provides a loudspeaker has wireless transmission frequency modulation function and the effectual characteristics of public address.

Description

Novel loudspeaker

Technical Field

The utility model relates to a technical field of speech equipment, in particular to novel megaphone.

Background

The loudspeaker is a device for amplifying sound, and is generally applied to indoor product announcement, popularization, promotion and introduction, teacher lecture, outdoor tour guide and explanation, game explanation and other occasions.

The existing microphones can be classified into two types from the aspect of signal transmission, one is wired transmission, and the other is wireless transmission. The wired transmission is used by connecting a microphone through a connecting wire, the sound amplifying effect is relatively stable, but the use is inconvenient; the wireless transmission is to connect the receiver inserted on the loudspeaker with the transmitter on the headset to transmit signals, when in use, the channels of the receiver and the transmitter need to be adjusted, the channels are consistent to ensure good sound amplification effect, and the receiver needs to be inserted to use; therefore, how to solve present megaphone convenient to use's problem becomes the utility model discloses the problem that awaits a urgent need to solve.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a novel megaphone has wireless transmission frequency modulation function, does not need manual frequency modulation, characteristics such as convenient to use and public address effect are better.

The utility model discloses a novel loudspeaker, including host computer and headset, wherein, the host computer includes casing, first mainboard, switch knob, display screen, button, interface, loudspeaker, battery and antenna, first mainboard, loudspeaker, battery and antenna are located in the casing, the switch knob exposes above the casing, the button is located first mainboard side, the interface is located first mainboard top, the display screen is located first mainboard surface;

the first mainboard comprises a wireless Bluetooth module, a first FM module, a sound processing module, a display module and a first power module,

the wireless Bluetooth module is used for transmitting signals and wirelessly transmitting the signals to the headset;

the first FM module is used for transmitting FM signals and transmitting the FM signals to the headset;

the sound processing module processes the received sound signals and plays the sound signals through a loudspeaker;

the display module is connected with the display screen and is used for displaying frequency-modulated channels;

the first power supply module provides power supply for each module on the first mainboard;

the headset comprises a receiver and a mark, a second mainboard is arranged in the receiver, a Bluetooth module, a second FM (frequency modulation) module, a second power module, a headset switch and a first charging interface are arranged on the second mainboard, the Bluetooth module is wirelessly connected with a wireless Bluetooth module on the first mainboard, the second FM module is wirelessly connected with the first FM module, and the second power module is connected with the Bluetooth module, the second FM module, the headset switch and the first charging interface.

Furthermore, the keys comprise a number key on the surface of the first main board and a function key on the right side, and the function keys comprise a play pause key, an upper song key, a lower song key and a switching key.

Further, the switch knob is arranged at the top end of the shell and electrically connected with the first main board, and the switch knob controls the switch and the volume of the loudspeaker.

Further, the interfaces include a second charging interface, a microphone interface, a USB interface, a TF card interface, and an audio interface.

Furthermore, the receiver is further provided with a volume adjusting key for adjusting the volume output of the mark, and the volume adjusting key is arranged on the side face of the second mainboard.

Implement the utility model provides a novel megaphone has following profitable technological effect:

1. the loudspeaker of the utility model can be connected with the mark in a wired way or in a wireless way;

2. the host and the headset are internally provided with a wireless Bluetooth module and an FM module, so that automatic frequency modulation between the host and the headset is ensured, the host and the headset are mutually connected, signal transmission can be realized without using a receiver, and the use is simple;

3. the sound processing module is arranged in the host machine, so that the voice reduction effect is good, the transparency and the definition are high, and the fidelity effect is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic front view of a novel loudspeaker according to an embodiment of the present invention;

fig. 2 is a schematic view of a novel loudspeaker according to an embodiment of the present invention;

fig. 3 is a block diagram of an internal structure of a novel loudspeaker according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a novel loudspeaker includes a main unit 1 and an earphone 2, the main unit 1 includes a casing 11, a first main board 12, a switch knob 13, a display 14, a button 15, an interface 16, a speaker 17, a battery 18 and an antenna 19, the first main board 12, the speaker 17, the battery 18 and the antenna 19 are disposed in the casing 11, the switch knob 13 is exposed above the casing 11, and the switch knob 13 is disposed at the top end of the casing 11 and electrically connected to the first main board to control the overall on-off and volume of the loudspeaker.

The keys 15 are arranged on the side surface of the first main board 12, the keys 15 include number keys on the surface of the first main board and function keys on the right side, the number keys are 0-9 Arabic numbers, a song to be played can be selected quickly, and the function keys include a play pause key 151, a previous song key 152, a next song key 153 and a switching key 154.

The interface 16 is arranged on the top of the first main board 12 and is also located above the housing 1, and the display screen 14 is arranged on the surface of the first main board 12. The interface 16 comprises a second charging interface 161, a microphone interface 162, a USB interface 163, a TF card interface 164 and an audio interface 165, the second charging interface 161 is used for charging a loudspeaker, the microphone interface 162 is used for connecting a microphone, the USB interface 163 is used for connecting a USB disk to read audio data, the TF card interface 164 is used for inserting a TF card to read data and play, and the audio interface 165 is used for connecting a computer.

Referring to fig. 3, the first main board 12 includes a wireless bluetooth module 121, a first FM modulation module 122, a sound processing module 123, a display module 124, and a first power module 125, wherein the wireless bluetooth module 121 is configured to transmit a signal and wirelessly transmit the signal to the headset 2; the first FM modulation module 122 is configured to transmit an FM signal and transmit the FM signal to the headset 2; the sound processing module 123 processes the received sound signal and plays the sound signal through the loudspeaker 17; the display module 124 is connected to the display screen 14, and is configured to display a frequency-modulated channel; the first power module 125 provides power to the various modules on the first motherboard 12.

Referring to fig. 1, headset 2 includes receiver 21 and mark 22, still includes and wears support 23, be equipped with second mainboard 24 in the receiver 21, be equipped with bluetooth module 241, second FM frequency modulation module 242, second power module 243, headset switch 244 and the first interface 245 that charges on the second mainboard 24, bluetooth module 241 and the wireless bluetooth module 121 wireless connection on the first mainboard 12, second FM frequency modulation module 242 and first FM frequency modulation module 122 wireless connection, bluetooth module 241, second FM frequency modulation module 242, headset switch 244 and the first interface 245 that charges are connected to second power module 243, still are equipped with volume adjustment button 246 on the receiver 21 for adjust the size of mark 22 volume output, second mainboard 24 side is located to volume adjustment button 246.

The utility model discloses a wired mark and wireless mark use can be connected to the megaphone.

When the public address coupler is connected with wired mark and uses, insert the microphone interface on the public address coupler with the headset connecting wire, turn on loudspeaker switch knob clockwise again to adjust suitable volume size, face the mark sound production again in order to reach the effect of public address.

When the wireless mark was connected to the megaphone when using, the start is opened to the direct switch knob and mark switch with the megaphone, long press the broadcast pause key again, switch to the radio mode and pull out the left side antenna, at this moment, show the radio frequency on the display screen, play pause key makes the megaphone get into automatic search radio station mode again, and then, wireless bluetooth module and FM frequency modulation module in megaphone and the mark start simultaneously and mutual wireless connection pairs, make megaphone and mark realize wireless connection and at same frequency, reach better public address effect.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel loudspeaker, includes host computer and headset, its characterized in that: the host comprises a shell, a first mainboard, a switch knob, a display screen, keys, an interface, a loudspeaker, a battery and an antenna, wherein the first mainboard, the loudspeaker, the battery and the antenna are arranged in the shell;

2. The novel loudspeaker in accordance with claim 1, wherein said keys comprise number keys on the first main board surface and function keys on the right side, said function keys comprising a play pause key, a previous tune key, a next tune key and a switch key.

3. The novel loudspeaker of claim 1, wherein the switch knob is disposed at the top end of the casing and electrically connected to the first main board, and the switch knob controls the switch and volume of the loudspeaker.

4. The novel loudspeaker of claim 1, wherein the interface comprises a second charging interface, a microphone interface, a USB interface, a TF card interface, and an audio interface.

5. The novel loudspeaker of claim 1, wherein the receiver is further provided with a volume adjustment button for adjusting the volume output of the microphone, and the volume adjustment button is disposed on the side of the second main board.