CN213547824U

CN213547824U - Portable sound box with sound amplifying function

Info

Publication number: CN213547824U
Application number: CN202023312358.8U
Authority: CN
Inventors: 叶文添
Original assignee: Dongguan Kaiwei Electronic Co ltd
Current assignee: Dongguan Kaiwei Electronic Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-06-25
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a portable sound box with sound amplifying function, which comprises a main body, wherein the upper end of the main body is provided with a PCB controller and a loudspeaker which are fixedly installed, the PCB controller is electrically connected with the loudspeaker, the inside of the main body is provided with a bouncing post, the upper end of the bouncing post is provided with a spring pressing plate, the outside of the bouncing post is provided with a spring, the two ends of the spring are respectively and fixedly connected with the bouncing post and the spring pressing plate, the inside of the main body is provided with a power supply component, the PCB controller is electrically connected with a plug component, the outside of the main body is provided with a power button, the power button is electrically connected with the PCB controller, the upper end of the main body is provided with a cover plate, one side of the cover plate is fixedly provided with an aluminum plate, one side of the aluminum plate is provided with a decorative sheet, the plug component can be, the sound box can be connected with a 3.5mm interface of a mobile phone, and the sound of the sound box can be adjusted through the mobile phone.

Description

Portable sound box with sound amplifying function

Technical Field

The utility model relates to a stereo set technical field specifically is a portable audio amplifier with public address function.

Background

A speaker refers to a device that can convert an audio signal into sound. The popular way is that a power amplifier is arranged in a main box body or a bass box body of the sound box, and the sound is emitted back by the sound box after the audio signal is amplified, so that the sound is increased.

The existing sound box is not convenient to connect with a mobile phone for amplifying sound, so that the existing portable sound box with a sound amplifying function needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable audio amplifier with public address function, can put the cell-phone in aluminum plate's top, utilize loudspeaker can directly enlarge the sound source of cell-phone, can also utilize plug subassembly to connect the cell-phone in addition, plug subassembly is a 3.5mm plug in fact, can with the 3.5mm interface connection of cell-phone, can adjust the size of audio amplifier sound through the cell-phone, it is better to compare the tone quality that directly utilizes loudspeaker to enlarge, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable sound box with public address function, includes the main part, one side of main part is provided with the opening, the upper end of main part is provided with fixed mounting has PCB controller and loudspeaker, PCB controller and loudspeaker electric connection, the inside of main part is provided with the spring post, the upper end of spring post is provided with spring plate, the outside of spring post is provided with the spring, fixed connection is in spring post and spring plate respectively at the both ends of spring, the inside of main part is provided with the power supply subassembly, PCB controller electric connection has plug assembly, the power button is installed in the outside of main part, power button and PCB controller electric connection, the apron is installed to the upper end of main part, one side fixed mounting of apron has aluminum plate, one side of aluminum plate is provided with the decoration piece.

Preferably, the power supply assembly comprises a battery seat, a battery cover clamping plate, a battery cover push button and a battery cover, the battery cover is clamped and fixed at the outer side of the battery seat, and the battery cover and the battery seat are locked and fixed through the battery cover clamping plate and the battery cover push button.

Preferably, the plug assembly comprises an audio cable, a 3.5mm plug and a plug outer membrane, one end of the audio cable penetrates through the main body and is connected to the PCB controller, the other end of the audio cable is connected with the 3.5mm plug, and the plug outer membrane is fixedly sleeved on the outer side of the 3.5mm plug.

Preferably, four groups of threaded holes are formed in the cover plate, plastic shell screws are arranged on one side of the cover plate, four groups of the plastic shell screws are arranged, and the cover plate is fixedly installed on one side of the main body through the plastic shell screws.

Preferably, the aluminum plate is provided with a decorative sheet clamping groove, and the decorative sheet is clamped and fixed in the decorative sheet clamping groove on the aluminum plate.

Preferably, a through hole is formed in one side of the main body, and the through holes are arranged in an equidistant array.

Preferably, one side fixed mounting of aluminum plate has the sucking disc, the sucking disc is provided with a plurality of groups, just the sucking disc is the equidistance array setting.

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

the loudspeaker in the utility model has the function of amplifying sound, when in use, the mobile phone can be placed at the upper end of the aluminum plate, the sound source played by the mobile phone can be amplified, in addition, the device can also utilize the plug component to connect the mobile phone, the plug component is actually a 3.5mm plug, can be connected with the 3.5mm interface of the mobile phone, can adjust the sound of the sound box through the mobile phone, and has better sound quality compared with the sound quality directly amplified by the loudspeaker;

the utility model discloses a set up fixed mounting in one side of aluminum plate and have the sucking disc, the sucking disc can be used for fixed cell-phone, prevents that the cell-phone from dropping and breaking, and the sucking disc can play and prevent cell-phone direct contact aluminum plate and arouse the vibration, if produce the normal work that the vibration can influence loudspeaker, disturb the tone quality of loudspeaker, can improve the effect of direct public address effectively through setting up the sucking disc.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the back of the present invention;

fig. 3 is a schematic structural diagram of the power supply assembly of the present invention;

fig. 4 is a schematic structural diagram of the plug assembly of the present invention.

In the figure: 1. a main body; 2. a PCB controller; 3. a horn; 4. a bouncing post; 5. a spring pressing plate; 6. a power supply assembly; 7. a plug assembly; 8. a power supply key; 9. a cover plate; 10. an aluminum plate; 11. a decorative sheet; 12. a plastic shell screw; 13. a decorative sheet clamping groove; 14. a through hole; 15. a spring; 16. a suction cup; 601. a battery holder; 602. a battery cover clamping plate; 603. a battery cover push button; 604. a battery cover; 701. an audio line; 702. 3.5mm plug; 703. and (4) a plug outer film.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a portable sound box with a sound amplifying function comprises a main body 1, wherein an opening is formed in one side of the main body 1, a PCB controller 2 and a loudspeaker 3 are fixedly installed at the upper end of the main body 1, the PCB controller 2 is electrically connected with the loudspeaker 3, through holes 14 are formed in one side of the main body 1, the through holes 14 are arranged in an equidistant array mode, a sound emitting portion of the loudspeaker 3 is opposite to the through holes 14, and sound can be well transmitted through the arrangement;

the inside of the main body 1 is provided with a bouncing column 4, the upper end of the bouncing column 4 is provided with a spring pressing plate 5, the outer side of the bouncing column 4 is provided with a spring 15, two ends of the spring 15 are respectively and fixedly connected to the bouncing column 4 and the spring pressing plate 5, the inside of the main body 1 is provided with a power supply assembly 6, the power supply assembly 6 comprises a battery holder 601, a battery cover clamping plate 602, a battery cover push button 603 and a battery cover 604, the battery cover 604 is clamped and fixed at the outer side of the battery holder 601, the battery cover 604 and the battery holder 601 are locked and fixed through the battery cover clamping plate 602 and the battery cover push button 603, and a battery can be;

the PCB controller 2 is electrically connected with a plug assembly 7, the plug assembly 7 comprises an audio line 701, a 3.5mm plug 702 and a plug outer membrane 703, one end of the audio line 701 penetrates through the main body 1 to be connected to the PCB controller 2, the other end of the audio line 701 is connected with the 3.5mm plug 702, the plug outer membrane 703 is fixedly sleeved on the outer side of the 3.5mm plug 702, the plug assembly 7 is used for connecting a mobile phone, the plug assembly 7 is actually the 3.5mm plug 702 and can be connected with a 3.5mm interface of the mobile phone, and the sound volume of the sound box can be adjusted through the mobile phone;

a power supply key 8 is installed on the outer side of the main body 1, the power supply key 8 is electrically connected with the PCB controller 2, a cover plate 9 is installed at the upper end of the main body 1, four groups of threaded holes are formed in the cover plate 9, a plastic shell screw 12 is arranged on one side of the cover plate 9, four groups of plastic shell screws 12 are arranged on the plastic shell screw 12, and the cover plate 9 is fixedly installed on one side of the main body 1 through the plastic shell screws 12;

the sucking discs 16 are fixedly arranged on one side of the aluminum plate 10, the sucking discs 16 are provided with a plurality of groups, the sucking discs 16 are arranged in an equidistant array, the sucking discs 16 are fixedly arranged on one side of the aluminum plate 10, the sucking discs 16 can be used for fixing a mobile phone and preventing the mobile phone from falling and breaking, the sucking discs 16 can prevent the mobile phone from directly contacting the aluminum plate 10 to cause vibration, if the vibration can affect the normal work of the loudspeaker 3, the tone of the loudspeaker 3 is disturbed, and the effect of directly amplifying sound can be effectively improved by arranging the sucking discs 16;

an aluminum plate 10 is fixedly installed on one side of the cover plate 9, a decorative sheet 11 is arranged on one side of the aluminum plate 10, a decorative sheet clamping groove 13 is formed in the aluminum plate 10, and the decorative sheet 11 is clamped and fixed in the decorative sheet clamping groove 13 in the aluminum plate 10 to play a decorative role;

the main body 1, the bouncing post 4, the spring pressing plate 5, the cover plate 9, the battery cover push button 603, the battery cover 604 and the battery cover clamping plate 602 of the device are all made of ABS materials, the plug outer membrane 703 is made of PVC materials, the power supply key 8 is made of PC materials, and the decorative sheet 11 is made of PMMA materials.

The working principle is as follows: the device comprises a main body 1, a bouncing post 4, a spring pressing plate 5, a cover plate 9, a battery cover push button 603, a battery cover 604 and a battery cover clamping plate 602 which are all made of ABS material, a plug outer membrane 703 is made of PVC material, a power supply key 8 is made of PC material, a decoration sheet 11 is made of PMMA material so as to achieve light weight, the device supplies power through a power supply assembly 6 without an external power supply, when in use, a mobile phone can be placed at the upper end of an aluminum plate 10 so as to amplify a sound source played by the mobile phone, in addition, the device can also be connected with the mobile phone through a plug assembly 7, the plug assembly 7 is actually a 3.5mm plug 702 which can be connected with a 3.5mm interface of the mobile phone, the sound volume of a sound box can be adjusted through the mobile phone, the sound quality is better than that the sound box is amplified by directly utilizing a loudspeaker 3, a sucker 16 is, there is sucking disc 16 through setting up fixed mounting in one side of aluminum plate 10, and sucking disc 16 can be used for fixed cell-phone, prevents that the cell-phone from dropping and breaking, and sucking disc 16 can play and prevent cell-phone direct contact aluminum plate 10 and arouse the vibration, if produce the normal work that the vibration can influence loudspeaker 3, disturbs loudspeaker 3's tone quality, can improve the effect of direct public address effectively through setting up sucking disc 16.

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

Claims

1. The utility model provides a portable audio amplifier with public address function, includes main part (1), its characterized in that: the anti-theft alarm is characterized in that an opening is formed in one side of the main body (1), a PCB controller (2) and a loudspeaker (3) are fixedly installed at the upper end of the main body (1), the PCB controller (2) is electrically connected with the loudspeaker (3), a bouncing column (4) is arranged inside the main body (1), a spring pressing plate (5) is arranged at the upper end of the bouncing column (4), a spring (15) is arranged on the outer side of the bouncing column (4), two ends of the spring (15) are respectively and fixedly connected with the bouncing column (4) and the spring pressing plate (5), a power supply assembly (6) is arranged inside the main body (1), a plug assembly (7) is electrically connected with the PCB controller (2), a power supply key (8) is installed on the outer side of the main body (1), the power supply key (8) is electrically connected with the PCB controller (2), and a cover plate (9) is installed at the upper end of, one side fixed mounting of apron (9) has aluminum plate (10), one side of aluminum plate (10) is provided with decorative plate (11).

2. The portable sound box with the sound amplifying function as claimed in claim 1, wherein: the power supply assembly (6) comprises a battery seat (601), a battery cover clamping plate (602), a battery cover push button (603) and a battery cover (604), wherein the battery cover (604) is clamped and fixed at the outer side of the battery seat (601), and the battery cover (604) and the battery seat (601) are locked and fixed through the battery cover clamping plate (602) and the battery cover push button (603).

3. The portable sound box with the sound amplifying function as claimed in claim 1, wherein: plug subassembly (7) are including audio line (701), 3.5mm plug (702) and plug adventitia (703), the one end of audio line (701) is run through the main part and is connected in PCB controller (2), the other end of audio line (701) is connected with 3.5mm plug (702), just the fixed plug adventitia (703) that has cup jointed in the outside of 3.5mm plug (702).

4. The portable sound box with the sound amplifying function as claimed in claim 1, wherein: four groups of threaded holes are formed in the cover plate (9), plastic shell screws (12) are arranged on one side of the cover plate (9), four groups of the plastic shell screws (12) are arranged, and the cover plate (9) is fixedly installed on one side of the main body (1) through the plastic shell screws (12).

5. The portable sound box with the sound amplifying function as claimed in claim 1, wherein: aluminum plate (10) are last to have seted up and to decorate piece draw-in groove (13), decorate piece (11) joint and be fixed in decoration piece draw-in groove (13) on aluminum plate (10).

6. The portable sound box with the sound amplifying function as claimed in claim 1, wherein: through-hole (14) have been seted up to one side of main part (1), through-hole (14) are the equidistance array setting.

7. The portable sound box with the sound amplifying function as claimed in claim 1, wherein: one side fixed mounting of aluminum plate (10) has sucking disc (16), sucking disc (16) are provided with a plurality of groups, just sucking disc (16) are the equidistance array setting.