CN107295438A - A kind of legerity type Multifunctional portable stereo system - Google Patents

Abstract

The present invention relates to the technical field of audio equipment, and specifically discloses a light and handy multifunctional portable audio, which includes an audio casing, and a structural fixing frame is embedded in the audio casing, and the structural fixing frame is equipped with a speaker assembly, an LED assembly, a PCB component, a power supply component and a display component, the speaker component, the power component and the display component are electrically connected to the PCB component. The invention provides a lightweight multi-functional portable audio system, which is closely connected, compact in structure, elegant in appearance, can play a good protective role, avoid problems such as deformation of the audio case, and also has charging treasure, Bluetooth playback, and memory card playback. , The glare lighting function is convenient for users to carry around. The high-bass speakers adopted have good directivity, small size, high output power, and high sound fidelity, which meet the user's requirements for sound quality. Generally speaking, it is a high-end speaker that integrates functionality, aesthetics, portability and sturdiness. Cost-effective electronic entertainment equipment.

Description

A Lightweight Multifunctional Portable Speaker

technical field

The invention relates to the technical field of audio equipment, in particular to a light and handy multifunctional portable audio.

Background technique

Earlier, there were all kinds of speakers on the market, most of which were relatively large in size, inconvenient to carry or charge, with relatively single functions and limited scope of application. With the development of science and technology, portable audio equipment appeared, also known as mobile audio equipment, which is a music playback equipment that integrates power amplifiers, playback and speakers. With the improvement of the pace of life of modern people, more and more urban people choose to do outdoor sports with their families or friends on weekends, such as camping, picnics and adventures in the wild. When people carry out the above-mentioned outdoor activities, they often bring the aforementioned portable audio equipment, so that they can always be accompanied by wonderful music during the whole outdoor activities. However, the existing portable audio equipment has the technical defects that the functionality is too single and the structure is not strong enough, or on the basis of integrating more functions, the structure is relatively large and unattractive, and cannot effectively integrate functionality and aesthetics. , Portability and robustness in one.

Contents of the invention

The invention provides a light and handy multifunctional portable audio system, which solves the technical problem of integrating audio, power bank, Bluetooth playback, memory card playback, glare and other functions into one by adopting a simplified, sturdy, and beautiful structural design.

In order to solve the above technical problems, the present invention provides a light and handy multifunctional portable audio system, which includes an audio housing, and a structural fixing frame is embedded in the audio housing, and the structural fixing frame is equipped with a speaker assembly, an LED assembly, a PCB assembly, A power supply assembly and a display assembly, the speaker assembly, the power supply assembly and the display assembly are electrically connected to the PCB assembly;

The acoustic housing includes an upper half shell, a lower half shell and a bottom shell, the upper half shell and the LED assembly are assembled on the top surface of the structure fixing frame, and the upper half shell covers the LED assembly , the lower half shell is assembled around the structure fixing frame and sealed with the bottom shell; the front surface of the lower half shell is embedded with a speaker net; the structure fixing frame includes a combined front bracket and a rear bracket;

The loudspeaker assembly is fixed on the inner wall of the structure fixing frame at a position facing the loudspeaker net;

The PCB assembly is fixed on the structure fixing frame, located below the speaker assembly and above the bottom case; the display screen assembly is fixed on the inner wall of the structure fixing frame, located above the speaker assembly 1. Below the top surface of the front bracket; the power supply assembly is fixed on the outer wall of the rear bracket and is located behind the speaker assembly.

Specifically, a label placement groove is provided on the top surface of the upper half shell, and a label is embedded in the label placement groove; feet are also arranged at the bottom of the bottom case.

Specifically, the speaker assembly includes a tweeter, a woofer and a horn bracket; the tweeter is fixed on the inner wall of the front bracket, and its horn mouth is facing the treble horn mouth reserved in the front bracket and the lower half The speaker net is embedded on the shell; the woofer is fixed on the inner wall of the front bracket through the speaker bracket, and its horn mouth is facing the reserved woofer horn mouth of the rear bracket.

Specifically, the LED assembly includes an LED induction sheet and an LED main board, the LED induction sheet is installed on the LED main board, the LED induction sheet is connected to the PCB assembly, and the LED main board is installed on the front bracket. top surface.

Specifically, the PCB assembly includes a PCB main board and function keys, switch buttons and input and output interfaces connected on the PCB main board; the function keys are fixed on the inner wall of the front bracket and pass through the front bracket and the front bracket in turn. The key through hole reserved in the lower half shell; the switch button and the input and output interface are fixed on the PCB main board, and pass through the rear bracket and the button through hole reserved in the lower half shell in turn and input and output vias.

More specifically, the input and output interfaces include a power supply input USB interface, a first current output USB interface, a second current output USB interface, a memory card reading interface and an audio input interface; the input and output through holes include a power supply input USB interface The through hole, the first current output USB interface through hole, the second current output USB interface through hole, the memory card reading interface through hole and the audio input interface through hole.

More specifically, the power supply assembly is provided with a battery pack, and the battery pack, the power supply input USB interface, the first current output USB interface, and the second current output USB interface are connected to the charging and discharging circuit of the PCB main board.

More specifically, the battery pack is provided with 18650 rechargeable batteries or AA dry batteries connected in series.

Specifically, the LED motherboard of the LED display assembly, the tweeter and woofer of the speaker assembly, the function keys, switch buttons, memory card reading interface and audio input interface of the PCB assembly, the display screen assembly, The MCU main control circuit of the PCB main board connected to the PCB assembly.

More specifically, the MCU main control circuit is also provided with a Bluetooth connection component.

The present invention provides a light and handy multifunctional portable audio system. Most of the components are fixed in/on the structure fixing frame by precise calculation, and then packaged with a strong and beautiful shell. It has a good protective effect and avoids problems such as deformation of the audio shell, and it also has the functions of charging treasure, Bluetooth playback, memory card playback, and glare lighting, which is convenient for users to carry around, and is especially suitable for outdoor use. The high-bass speakers adopted have good directivity, small size, high output power, and high sound fidelity, which meet the user's requirements for sound quality. Generally speaking, it is a high-end speaker that integrates functionality, aesthetics, portability and sturdiness. Cost-effective electronic entertainment equipment.

Description of drawings

Fig. 1 is a three-dimensional appearance view of a light-weight multifunctional portable audio system provided by an embodiment of the present invention from a frontal perspective;

Fig. 2 is an exploded view of the structure of Fig. 1 provided by the embodiment of the present invention;

FIG. 3 is a three-dimensional appearance view of the rear view of FIG. 1 provided by an embodiment of the present invention.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. The following are only preferred embodiments and do not constitute a limitation to the protection scope of the present invention.

See, Fig. 1 is a three-dimensional appearance view of a lightweight multifunctional portable audio system provided by an embodiment of the present invention from a frontal perspective, Fig. 2 is an exploded view of the structure of Fig. 1 provided by an embodiment of the present invention, and Fig. 3 is an embodiment of the present invention The three-dimensional appearance view of the back view of Figure 1 is provided. In this embodiment, the lightweight multifunctional portable audio system includes an audio housing 1, and a structural fixing frame 2 is embedded in the audio housing 1, and the structural fixing frame 2 is equipped with a speaker assembly 3, an LED Assembly 4, PCB assembly 5, power supply assembly 6 and display assembly 7, described loudspeaker assembly 3, power supply assembly 6 and display assembly 7 electrically connect described PCB assembly 5; Speaker assembly 3, LED assembly 4, PCB assembly 5, and power supply assembly 6 are distributed relatively divergently. These 6 large assemblies are not shown in this figure, but the structure contained in these 6 large assemblies is shown in detail in the figure .

The acoustic housing 1 includes an upper half shell 11, a lower half shell 12 and a bottom shell 13, the upper half shell 11 and the LED assembly 4 are assembled on the top surface of the structural fixture 2, and the upper half The shell 11 covers the LED assembly 4, and the lower half shell 12 is assembled around the structure fixing frame 2 and sealed with the bottom shell 13; the front surface of the lower half shell 12 is embedded with a speaker net 14; The structure fixing frame 2 includes a combined front bracket 21 and a rear bracket 22; most components are fixed in/on the structure fixing frame by precise calculation, and then packaged with a strong and beautiful shell, with tight connection, compact structure and beautiful appearance Generous, can play a good protective role, to avoid deformation of the audio shell.

The loudspeaker assembly 3 is fixed on the inner wall of the structure fixing frame 2 at a position facing the speaker net 14; the PCB assembly 5 is fixed on the structure fixing frame 2, located below the speaker assembly 3, where above the bottom case 13; the display screen assembly 7 is fixed on the inner wall of the structure fixing frame 2, located above the speaker assembly 3 and below the top surface of the front bracket 21, of course the front bracket here 21 is provided with a screen assembly through hole 7 ₁ at a position corresponding to the display assembly 7; The tweeter and woofer adopted have good directivity, small size, high output power and high sound fidelity, meeting the user's requirements for sound quality.

The top surface of the upper half shell 11 is provided with a label placement groove 15, and a label 16 is embedded in the label placement groove 15, and the label 16 can be set as an electronic label for anti-theft tracking, or as a company logo, Or design exquisite decorative patterns, which are used for glare projection, which is beautiful and elegant; the bottom of the bottom shell 13 is also equipped with feet 17, which can reduce the vibration during the static playback of the audio, improve sound quality, reduce noise, and increase sound quality. The friction between the loudspeaker and the contact surface when it is standing still makes it safer to use.

Specifically, the loudspeaker assembly 3 includes a tweeter 31, a woofer 32 and a horn bracket 33; The tweeter 31 ₁ and the horn net 14 embedded in the lower half shell 12; the woofer 32 is fixed on the inner wall of the front bracket 21 through the horn bracket 33, and its horn mouth is facing the rear The bass horn mouth 32 ₁ reserved on the bracket 22 .

The LED assembly 4 includes an LED induction sheet 41 and an LED main board 42, the LED induction sheet 41 is installed on the LED main board 42, the LED induction sheet 41 is connected to the PCB assembly 5, and the LED main board 42 is installed on the LED main board 42. on the top surface of the front bracket 21 . The LED sensing sheet 41 is used to sense the user's touch, and trigger operations such as turning on, adjusting and turning off the LED light of the LED main board 42, so as to meet the user's diversified needs for lighting.

The PCB assembly 5 includes a PCB main board 51 and a function button 52 connected to the PCB main board 51, a switch button 53 and an input and output interface 54; the function button 52 is fixed on the inner wall of the front bracket 21 and passes through the The front bracket 21 and the button through hole 52 ¹ reserved by the lower half shell 12; the switch button 53 and the input and output interface 54 are fixed on the PCB main board 51, and pass through the rear bracket in turn 22 and the button through hole 53 ¹ and the input and output through hole 54 ¹ reserved in the lower half shell 12 . The input and output interface 54 includes a power supply input USB interface 55, a first current output USB interface 56, a second current output USB interface 57, a memory card reading interface 58 and an audio input interface 59; the input and output through holes ⁵⁴¹ include Power supply input USB interface through hole 55 ₁ , first current output USB interface through hole 56 ₁ , second current output USB interface through hole 57 ₁ , memory card reading interface through hole 58 ₁ and audio input interface through hole 59 ₁ . Each type of through hole here includes both the hole on the audio shell 1 and the hole on the structural fixture 2, such as the power supply input USB interface through hole 55 ₁ , because it is used as an input and output interface for interaction with the user. , need to pass through the structural fixing frame 2 and the audio housing 1 to be exposed outside for plugging in by the user, as shown in FIG. 3 .

The power supply assembly 6 is provided with a battery pack 61, and the battery pack 61 and the power supply input USB interface 55, the first current output USB interface 56, and the second current output USB interface 57 are connected to the charging and discharging circuit of the PCB main board 51 , the battery pack 61 is provided with 18650 rechargeable batteries or AA dry batteries connected in series. If it is an 18650 rechargeable battery connected, the power supply input USB interface 55 is used as a charging input port and a power supply input port, and can also directly receive external power input for direct use when charging the battery. When the power supply input is disconnected USB interface 55, the audio system uses the electric energy stored in the 18650 rechargeable battery as a power source, such as a charging treasure to output power from the first current output USB interface 56 and the second current output USB interface 57 for the circuit. Certainly, the present invention is not limited to only having two output USB interfaces, the first current output USB interface 56 and the second current output USB interface 57 , and one or more can be set according to specific conditions.

The LED main board 42 of the LED assembly 4, the tweeter 31 and the woofer 32 of the speaker assembly 3, the function keys 52, the switch button 53, the memory card reading interface 58 and the audio input interface 59 of the PCB assembly 5, The display screen assembly 7 is connected to the MCU main control circuit of the PCB main board 51 of the PCB assembly 5. Different functions can be realized by designing the MCU main control circuit. For example, the MCU main control circuit receives different presses of the function buttons 52. The way of triggering achieves different responses, such as clicking the button "next song", that is, switching to the next track, double-clicking the button "next song", that is, increasing the volume, and long pressing the button, that is, fast forwarding, etc.

In addition to the aforementioned way of playing music by inserting a memory card, more conveniently, the MCU main control circuit is connected to the user's smart terminal with Bluetooth transmission function through its bluetooth connection component, and directly plays the tracks on the smart terminal , It is also convenient for the user to directly complete the control of functions such as the previous song and the next song on the smart terminal.

In general, the present invention provides a lightweight multi-functional portable audio system, which is a cost-effective electronic entertainment device that integrates functionality, aesthetics, portability and robustness. Various functions such as playback and glare lighting are convenient for users to carry around, and are especially suitable for outdoor use.

The above description is a preferred embodiment of the present invention, and it should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications are also considered Be the protection scope of the present invention.

Claims (10)

1. a kind of legerity type Multifunctional portable stereo system, including casing of sound equipment, it is characterised in that：Being fitted together in the casing of sound equipment has Structure fixed mount, the structure fixed mount is mounted with loudspeaker assembly, LED component, PCB components, power supply module and display screen group Part, the loudspeaker assembly, power supply module and display screen component are electrically connected the PCB components；

The casing of sound equipment includes upper half shell, lower half shell and drain pan, and the upper half shell and the LED component are assembled in the structure On the top surface of fixed mount, and LED component described in the upper half shell shade, the lower half shell is assembled in the four of the structure fixed mount Enclose and use the drain pan back cover；The preposition face of the lower half shell is embedded with speaker net；The structure fixed mount includes the preceding branch of combination Frame and after-poppet；

The loudspeaker assembly is fixed on the position just to the speaker net on the structure fixed mount inwall；

The PCB components are fixed on the structure fixed mount, positioned at the lower section of the loudspeaker assembly, the drain pan it is upper Side；The display screen component is fixed on the structure fixed mount inwall, positioned at the top of the loudspeaker assembly, the preceding branch Below the top surface of frame；The power supply module is fixed on the after-poppet outer wall, positioned at the rear of the loudspeaker assembly.

2. a kind of legerity type Multifunctional portable stereo system according to claim 1, it is characterised in that：The top of the upper half shell Face, which is provided with to be fitted together in label placement groove, the label placement groove, label；The drain pan bottom is also arranged feet.

3. a kind of legerity type Multifunctional portable stereo system according to claim 1, it is characterised in that：The loudspeaker assembly Including loudspeaker, bass horn and horn bracket；The loudspeaker is fixed on the fore-stock inwall, and its horn mouth is just The speaker net being embedded with the loudspeaker mouthful and the lower half shell reserved to the fore-stock；The bass horn passes through the loudspeaker Support is fixed on the fore-stock inwall, bass horn mouthful of its horn mouth just to being reserved on the after-poppet.

4. a kind of legerity type Multifunctional portable stereo system according to claim 1, it is characterised in that：The LED component bag LED sensing chips, LED mainboards are included, the LED sensing chips are arranged on the LED mainboards, and the LED sensing chips connect the PCB Component, the LED mainboards are arranged on the top surface of the fore-stock.

5. a kind of legerity type Multifunctional portable stereo system according to claim 1, it is characterised in that：The PCB components bag Include PCB main board and the function button, shift knob and the input/output interface that are connected on the PCB main board；The function button It is fixed on the fore-stock inwall and sequentially passes through the fore-stock and the reserved button through hole of the lower half shell；The switch Button and the input/output interface are fixed on the PCB main board, and sequentially pass through the after-poppet and the lower half shell is pre- The button pass through hole and input and output through hole stayed.

6. a kind of legerity type Multifunctional portable stereo system according to claim 5, it is characterised in that：The input and output connect Mouth includes supply input USB interface, the first electric current output USB interface, the second electric current output USB interface, memory card and reads interface And audio input interface；The input and output through hole includes supply input USB interface through hole, the first electric current output USB interface and led to Hole, the second electric current output USB interface through hole, memory card read interface through hole and audio input interface through hole.

7. a kind of legerity type Multifunctional portable stereo system according to claim 6, it is characterised in that：The power supply module is set There are battery pack, the battery pack and the supply input USB interface, the first electric current output USB interface, the second electric current output USB Interface connects the charge-discharge circuit of the PCB main board.

8. a kind of legerity type Multifunctional portable stereo system according to claim 7, it is characterised in that：The battery pack is provided with 18650 rechargeable batteries or No. 5 dry cells of series connection.

9. a kind of legerity type Multifunctional portable stereo system according to any of the above claim, it is characterised in that：It is described The LED mainboards of LED display modules, the loudspeaker and bass horn of the loudspeaker assembly, the function of the PCB components is pressed Key, shift knob, memory card read interface and audio input interface, and the display screen component connects the PCB of the PCB components The MCU governor circuits of mainboard.

10. a kind of legerity type Multifunctional portable stereo system according to claim 9, it is characterised in that：The MCU master controls electricity Road is additionally provided with bluetooth connection component.