High-performance multi-band radio with improved tone quality

Abstract

The utility model relates to the technical field of radio, and discloses a high-performance multi-band sound quality improved radio, which comprises a shell, a loudspeaker cavity is arranged in the shell, a loudspeaker and a vibrating diaphragm are arranged in the loudspeaker cavity, and the vibrating diaphragm and the loudspeaker are of a separated structure and are used for playing audio information; comprising a control assembly, a frequency modulation assembly, a display assembly, a lighting lamp and a battery. The battery is arranged in the shell and is used for providing electric energy; the control assembly is arranged in the shell or installed on the surface of the shell and electrically connected with the loudspeaker, the vibrating diaphragm, the frequency modulation assembly, the display assembly and the battery. The display assembly is embedded in the surface of the shell and used for displaying state parameters. The frequency modulation assembly is in signal connection with the control assembly and used for adjusting channels. According to the scheme, the interior of the radio shell is divided into the independent cavities to serve as the loudspeaker cavities, interference of extra assemblies on sound playing of the sound production assembly is reduced, the sound production assembly adopts two structures of the loudspeaker and the vibrating diaphragm to ensure the sound quality effect, the loudspeaker and the vibrating diaphragm are designed in a separated mode, and the sound production effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of radios, and in particular to a high-performance multi-band radio with improved sound quality. Background Art

[0002] A radio is a machine that is made up of mechanical devices, electronic devices, magnets, etc. It uses electrical energy to convert radio wave signals and can listen to audio signals transmitted by radio stations. It is also called radio, broadcast, etc. A traditional radio is a machine that receives and plays audio broadcasts. With the development of society and technology, people's requirements for the expansion of radio functions are constantly improving, and at the same time, the requirements for the sound quality of radio playback are getting higher and higher.

[0003] Chinese patent CN202321143467.2 discloses a radio, including a housing, a front cover fixedly mounted on the front side of the housing, a rear cover fixedly mounted on the rear side of the housing, and side covers fixedly mounted on both sides of the housing. Two knobs are arranged on the top of the housing, and the two knobs are evenly distributed symmetrically. A PCB board is arranged inside the housing. The speaker can play sound through the antenna to play the broadcast program information, and the knob can be used to adjust the speaker volume. The radio uses conventional speakers for playback, and the playback sound quality is poor.

[0004] The utility model overcomes the shortcomings of the prior art and provides a high-performance multi-band radio with improved sound quality, which has the advantage of good sound quality. Utility Model Content

[0005] The main purpose of the utility model is to provide a high-performance multi-band radio with improved sound quality, comprising a housing, a speaker cavity is provided inside the housing, a speaker and a diaphragm are provided inside the speaker cavity, and the diaphragm and the speaker are separate structures for playing audio information;

[0006] It also includes a control component, a frequency modulation component, a display component, a lighting lamp and a battery;

[0007] The battery is arranged in the housing to provide electric energy; the control component is arranged inside the housing or mounted on the surface of the housing, and is electrically connected to the speaker, diaphragm, frequency modulation component, display component and battery;

[0008] The display component is embedded in the surface of the housing and is used to display status parameters;

[0009] The frequency modulation component is connected to the control component by signal and is used to adjust the channel.

[0010] Optionally, the shell includes a front cover and a rear cover, the rear cover is provided with a groove, the front cover is provided with a sound hole area matching the shape of the groove, the rear cover, the front cover and the groove constitute the speaker cavity, the speaker faces the sound hole area, and the diaphragm faces the sound hole area.

[0011] Optionally, the back cover is provided with grille holes, and the positions of the grille holes match and correspond to the positions of the diaphragms in the speaker cavity.

[0012] Optionally, the control component includes a button and a first circuit board, the button is connected to the first circuit board, the first circuit board is arranged inside the shell, the button is embedded in the shell, and the first circuit board is respectively connected to the speaker, diaphragm, FM component, display component, lighting, and battery control.

[0013] Optionally, the frequency modulation component includes an antenna, a knob and a magnetic rod, the antenna, the knob and the magnetic rod are respectively connected to the first circuit board, the antenna and the knob are arranged on the top of the shell, and the magnetic rod is arranged inside the shell.

[0014] Optionally, it includes an interface, which is located on the surface of the shell and connected to the first circuit board; the interface includes a headphone jack, a charging jack and an external audio source input jack; the charging jack is used to connect a mobile terminal or charge the battery, and the charging jack is a TYPE-C USB jack.

[0015] Optionally, the first circuit board is provided with an app signal processing module and a Bluetooth communication module, the app signal processing module is used to receive and process control signals sent by the mobile terminal app, and the Bluetooth communication module is used to communicate with the mobile terminal.

[0016] Optionally, the buttons include an audio control button, a lighting control button and a main switch button;

[0017] The audio control button is arranged on the front cover for adjusting audio playback; the main switch button is arranged on the rear cover for controlling the total power supply of the battery; the lighting control button is arranged on the top of the shell for controlling the lighting lamp.

[0018] Optionally, the speaker cavity is located on the left side of the housing, and the audio control button and the first circuit board are located on the right side of the housing;

[0019] The display assembly includes a display screen and a second circuit board, wherein the display screen is embedded in the front cover, the display screen is located above the speaker cavity and the audio control button, the second circuit board is arranged inside the housing, located behind the display screen, and is electrically connected to the display screen, and the second circuit board is control-connected to the control assembly;

[0020] The lighting lamp is arranged on the side surface of the housing and is connected to the second circuit board.

[0021] Optionally, a support plate is included, one side of the support plate is hinged to the rear cover, and the rear cover is provided with a recess for accommodating the support plate.

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] The radio provided by the utility model reduces the interference of additional components on the sound played by the sound-generating component by separating a separate chamber inside the radio shell as a speaker chamber. The sound-generating component adopts two structures, a speaker and a diaphragm, to ensure the sound quality effect. The speaker and the diaphragm are of separate design, which has a better sound effect, thereby improving the multi-band sound quality effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] One or more embodiments are exemplarily described by corresponding drawings, which do not constitute limitations on the embodiments. Elements with the same reference numerals in the drawings represent similar elements, and the figures in the drawings do not constitute proportional limitations unless otherwise stated.

[0025] Figure 1 The utility model radio embodiment is shown in FIG. Figure 1 ;

[0026] Figure 2 For the utility model radio embodiment Figure 2 ;

[0027] Figure 3 This is a cross-sectional view of an embodiment of a radio of the utility model;

[0028] Figure 4 This is a schematic diagram of a radio embodiment of the utility model with a hidden front cover;

[0029] Figure 5 This is an exploded view of an embodiment of the radio of the utility model;

[0030] Figure 6 The figure is a schematic diagram of the front cover buttons and display screen of the radio embodiment of the utility model.

[0031] Reference numerals:

[0032] 10-shell; 11-front cover; 111-sound hole area; 12-back cover; 121-groove; 122-grille hole; 20-speaker cavity; 21-speaker; 22-diaphragm; 30-control component; 31-button; 311-audio control button; 312-lighting control button; 313-main switch button; 32-first circuit board; 40-FM component; 41-antenna; 42-knob; 43-magnetic rod; 50-display component; 51-display screen; 52-second circuit board; 60-lighting lamp; 70-battery; 80-interface; 81-headphone jack; 82-charging jack; 83-external audio source input jack; 90-support plate. DETAILED DESCRIPTION

[0033] In order to facilitate the understanding of the utility model, the utility model is described in more detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that when an element is described as "fixed to" another element, it can be directly on another element, or there can be one or more centered elements between them. When an element is described as "connected" to another element, it can be directly connected to another element, or there can be one or more centered elements between them. The terms "vertical", "horizontal", "left", "right", "inside", "outside" and similar expressions used in this specification are only for illustrative purposes. In the description of the utility model, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating relative importance or implicitly indicating the number of technical features indicated. Therefore, unless otherwise specified, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features; "multiple" means two or more. The term "include" and any variation thereof means non-exclusive inclusion, and one or more other features, integers, steps, operations, units, components and / or combinations thereof may be present or added.

[0034] In addition, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, an indirect connection through an intermediate medium, or a connection between two components. All technical and scientific terms used in this specification have the same meaning as those generally understood by technicians in the technical field of the present utility model. The terms used in the specification of the present utility model are only for the purpose of describing specific embodiments and are not intended to limit the present utility model. The term "and / or" used in this specification includes any and all combinations of one or more related listed items.

[0035] In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0036] Speakers are the core components of radios. As users have higher requirements for sound quality, the demand for the sound quality of radios is also getting higher and higher. Existing radios using conventional speakers are difficult to meet user needs.

[0037] In order to overcome the existing technical defects, the utility model provides a high-performance multi-band sound quality improved radio, which can improve the multi-band sound quality and meet the needs of users.

[0038] like Figure 1-6 , which is a schematic diagram of an embodiment of a radio provided by the utility model.

[0039] Please refer to Figure 1-6 This embodiment includes a housing 10, a speaker cavity 20 is provided inside the housing 10, a speaker 21 and a diaphragm 22 are provided inside the speaker cavity 20, and the diaphragm 22 and the speaker 21 are separate structures for playing audio information. The sound quality is improved by providing two sound-generating devices, the speaker 21 and the diaphragm 22. Compared with the conventional structure in which the diaphragm is provided inside the speaker, the speaker 21 and the diaphragm 22 are separated in this embodiment, and the sound effect is better. The diaphragm 22 is specifically provided directly below the speaker 21. The speaker 21 and the diaphragm 22 are fixedly connected to the housing 10 by screws.

[0040] The device also includes a control component 30, a frequency modulation component 40, a display component 50, a lighting lamp 60 and a battery 70. The battery 70 is arranged in the housing 10 to provide electric energy; the control component 30 is arranged inside the housing 10 or mounted on the surface of the housing 10, and is electrically connected to the speaker 21, the diaphragm 22, the frequency modulation component 40, the display component 50 and the battery 70. The display component 50 is embedded in the surface of the housing 10 to display status parameters. The frequency modulation component 40 is connected to the control component 30 by signal to adjust the channel.

[0041] In one embodiment, the housing 10 includes a front cover 11 and a rear cover 12, the rear cover 12 is provided with a groove 121, and the front cover 11 is provided with a sound hole area 111 matching the shape of the groove. The rear cover 12, the front cover 11 and the groove 121 constitute a speaker cavity 20, the sound outlet of the speaker 21 faces the sound hole area 111, and the sound outlet of the diaphragm 22 faces the sound hole area 111. The sound hole area 111 is evenly distributed with a plurality of small through holes for connecting the inside of the speaker cavity 20 with the outside.

[0042] Furthermore, the rear cover 12 is provided with a grille hole 122, and the position of the grille hole 122 matches the position of the diaphragm 22 in the speaker cavity 20. The grille hole 122 is used to connect the inside of the speaker cavity 20 with the outside. The sound hole area 111 of the front cover 11 and the grille hole 122 of the rear cover 12 are used to realize the front and rear side sound, thereby improving the sound quality.

[0043] In one embodiment, the control component 30 includes a button 31 and a first circuit board 32. The button 31 is connected to the first circuit board 32. The first circuit board 32 is disposed inside the shell 10. The button 31 is embedded in the shell 10. The first circuit board 32 is respectively controlled and connected to the speaker 21, the diaphragm 22, the FM component 40, the display component 50, the lighting lamp 60, and the battery 70.

[0044] In one embodiment, the FM component 40 includes an antenna 41, a knob 42 and a magnetic rod 43, the antenna 41, the knob 42 and the magnetic rod 43 are respectively connected to the first circuit board 32, the antenna 41 and the knob 42 are arranged on the top of the shell 10, and the magnetic rod is arranged inside the shell 10.

[0045] Optionally, an interface 80 is included, the interface 80 is located on the surface of the housing 10 and is connected to the first circuit board 32; the interface 80 includes an earphone jack 81, a charging jack 82 and an external audio source input jack 83; the charging jack 82 is used to connect a mobile terminal or charge the battery 70, and the charging jack 82 is a TYPE-C USB jack. Specifically, the charging jack 82 and the external audio source input jack 83 are located on the side of the housing 10, and the earphone jack 81 is located on the top surface of the housing 10.

[0046] Furthermore, the first circuit board 32 is provided with an app signal processing module and a Bluetooth communication module. The app signal processing module is used to receive and process control signals sent by the mobile terminal app, and the Bluetooth communication module is used to communicate with the mobile terminal.

[0047] In one embodiment, the buttons 31 include an audio control button 311, a lighting control button 312, and a master switch button 313. The audio control button 311 is disposed on the front cover 11 and is used to adjust audio playback. The master switch button 313 is disposed on the rear cover 12 and is used to control the total power supply of the battery 70. The lighting control button 312 is disposed on the top of the housing 10 and is used to control the switch and brightness of the lighting lamp 60.

[0048] There are multiple audio control buttons 311 located on the front. The specific button layout and names are as follows: Figure 6 The main switch button 313 has three gears, namely, the on start gear, the off gear, and the SOS alarm gear. When the main switch button 313 slides to the SOS alarm gear, the speaker 21 and the diaphragm 22 emit a buzzing alarm sound, and the lighting lamp 60 flashes regularly.

[0049] The functions of the above buttons can be realized by the control software written into the first circuit board 32. The software control and circuit structure design involved in the first circuit board 32 are commonly used software and circuit structure, which will not be described in detail here.

[0050] In one embodiment, the speaker cavity 20 is located on the left side of the housing 10, and the audio control button 311 and the first circuit board 32 are located on the right side of the housing 10. The display assembly 50 includes a display screen 51 and a second circuit board 52. The display screen 51 is embedded in the front cover 11 and is located above the speaker cavity 20 and the audio control button 311. The second circuit board 52 is arranged inside the housing 10, behind the display screen 51, and is electrically connected to the display screen 51. The second circuit board 52 is control-connected to the control assembly 30. The lighting lamp 60 is arranged on the side of the housing 10 and connected to the second circuit board 52.

[0051] The first circuit board 32 and the second circuit board 52 may specifically be PCB circuit boards having integrated circuits.

[0052] Furthermore, the display screen 51 is an LCD backlight display screen, which is used to display one or more of frequency parameters, clock parameters, band parameters, bandwidth parameters, volume parameters, step parameters, power, playback parameters or connection status. The auxiliary display screen 52 is used to display battery status, timing parameters, antenna field strength, audio level, signal-to-noise ratio, sleep shutdown and screen light status, etc. The marks include some or all of the following: loop antenna usage mark (magnetic antenna), walkie-talkie SMA socket input usage mark, automatic antenna mode mark, antenna attenuation 10 / 20dB mark, manual antenna tuning mark, telescopic antenna (external antenna) mark, built-in antenna reception mark, external antenna (including WT.ANT, external ear plug antenna input) reception mark, remote reception (default) mark, LNA1 usage mark, thermometer mark, band mark, demodulation mode mark, bandwidth mark, volume mark, step mark, squelch / level mark, sound effect mark , 2nd frequency conversion mark, setting status mark, bandwidth unit mark, pre-stored radio station mark, step unit mark, mute mark, frequency mark, clock mark, light mode mark, SD card insertion mark, play mode mark, media play mark, Bluetooth connection mark, radio mode mark, VHFUHF mark, APP connection mark, shuttle lock mark, USB insertion mark, battery power mark, signal-to-noise ratio mark, audio level mark, battery status mark, timer 1 mark, timer 2 mark, screen light status mark, antenna field strength mark, sleep shutdown mark, etc. Figure 6 As shown, a scheme for displaying marks is shown.

[0053] In one embodiment, a support plate 90 is included, one side of the support plate 90 is hinged to the rear cover 12, and the rear cover 12 is provided with a recess for accommodating the support plate 90. Opening the support plate 90 can place the radio at a certain angle, thereby adjusting the sound angle.

[0054] To sum up, the embodiment provided by the utility model reduces the interference of additional components on the sound playback of the sound-emitting component by separating a separate chamber inside the radio shell as a speaker chamber. The sound-emitting component adopts two structures, a speaker and a diaphragm, to ensure the sound quality effect, and the speaker and the diaphragm are of separate design, which has a better sound effect, thereby improving the multi-band sound quality effect.

[0055] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may also be combined, the steps may be implemented in any order, and there are many other changes in different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity. Although the present invention has been described in detail with reference to the aforementioned embodiments, a person of ordinary skill in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A high performance multi-band radio with improved sound quality, characterized in that: It comprises a shell, a speaker cavity is arranged inside the shell, a speaker and a diaphragm are arranged inside the speaker cavity, and the diaphragm and the speaker are separate structures for playing audio information; It also includes a control component, a frequency modulation component, a display component, a lighting lamp and a battery; The battery is arranged in the housing to provide electric energy; the control component is arranged inside the housing or mounted on the surface of the housing, and is electrically connected to the speaker, diaphragm, frequency modulation component, display component and battery; The display component is embedded in the surface of the housing and is used to display status parameters; The frequency modulation component is connected to the control component by signal and is used to adjust the channel.

2. The high performance multi-band sound quality improved radio according to claim 1, characterized in that: The shell includes a front cover and a rear cover, the rear cover is provided with a groove, the front cover is provided with a sound hole area matching the shape of the groove, the rear cover, the front cover and the groove constitute the speaker cavity, the speaker faces the sound hole area, and the diaphragm faces the sound hole area.

3. The high performance multi-band sound quality improved radio according to claim 2, characterized in that: The rear cover is provided with grille holes, and the positions of the grille holes match and correspond to the positions of the diaphragms in the speaker cavity.

4. The high performance multi-band sound quality improved radio according to claim 2, characterized in that: The control component includes a button and a first circuit board, the button is connected to the first circuit board, the first circuit board is arranged inside the shell, the button is embedded in the shell, and the first circuit board is respectively connected to the speaker, diaphragm, FM component, display component, lighting, and battery control.

5. The high performance multi-band sound quality improved radio according to claim 4, characterized in that: The frequency modulation component includes an antenna, a knob and a magnetic rod, wherein the antenna, the knob and the magnetic rod are respectively connected to the first circuit board, the antenna and the knob are arranged on the top of the shell, and the magnetic rod is arranged inside the shell.

6. The high performance multi-band sound quality improved radio according to claim 4, characterized in that: It includes an interface, which is located on the surface of the shell and connected to the first circuit board; the interface includes a headphone jack, a charging jack and an external audio source input jack; the charging jack is used to connect a mobile terminal or charge the battery, and the charging jack is a TYPE-C USB jack.

7. The high performance multi-band sound quality improved radio according to claim 4, characterized in that: The first circuit board is provided with an app signal processing module and a Bluetooth communication module, the app signal processing module is used to receive and process control signals sent by the mobile terminal app, and the Bluetooth communication module is used to communicate with the mobile terminal.

8. The high performance multi-band sound quality improved radio according to claim 4, characterized in that: The buttons include an audio control button, a lighting control button and a main switch button; The audio control button is arranged on the front cover and is used to adjust the audio playback; the main switch button is arranged on the rear cover and is used to control the total power supply of the battery; The lighting control button is arranged on the top of the housing and is used to control the lighting lamp.

9. The high performance multi-band sound quality improved radio according to claim 8, characterized in that: The speaker cavity is located on the left side of the housing, and the audio control button and the first circuit board are located on the right side of the housing; The display assembly includes a display screen and a second circuit board, wherein the display screen is embedded in the front cover, the display screen is located above the speaker cavity and the audio control button, the second circuit board is arranged inside the housing, located behind the display screen, and is electrically connected to the display screen, and the second circuit board is control-connected to the control assembly; The lighting lamp is arranged on the side surface of the housing and is connected to the second circuit board.

10. The high performance multi-band sound quality improved radio according to claim 2, characterized in that: It comprises a support plate, one side of which is hinged to the rear cover, and the rear cover is provided with a recess for accommodating the support plate.

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