CN215344971U - Sound box with built-in power amplifier and in karaoke technology in living room - Google Patents

Abstract

The utility model discloses a sound box with a built-in power amplifier and adopting a living room karaoke technology, which comprises a sound box body, wherein the bottom of the back of the sound box body is provided with a wiring port, two sides of the bottom of the back of the sound box body are fixedly connected with connecting plates, one side opposite to the connecting plates is fixedly connected with a cross rod, the surface of the cross rod is movably sleeved with a movable block, one side of the movable block is fixedly connected with a frame body, the top of the frame body is provided with a baffle in a penetrating manner, the bottom of the baffle penetrates into the inner cavity of the frame body, the bottom of the baffle is provided with a clamping groove, and the front of the baffle is provided with a groove. The utility model has the advantages of karaoke, dustproof interface and fixed connecting line, and solves the problems that the existing sound box in the living room can only play sound, but cannot play karaoke in the living room, has single function, cannot meet higher requirements of users, and the connecting line inserted in the sound box is easy to tear off, so that the sound box cannot work normally.

Description

Sound box with built-in power amplifier and in karaoke technology in living room

Technical Field

The utility model relates to the technical field of sound boxes, in particular to a sound box with a built-in power amplifier and adopting a living room karaoke technology.

Background

A speaker refers to a device that can convert an audio signal into sound. Generally speaking, it is that the audio amplifier is taken from in the audio amplifier host computer box or the bass speaker box, amplifies audio signal and then is played back sound by audio amplifier itself, makes its sound grow, but current sitting room stereo set can only play sound, can not the sitting room K song, and the function is single, can not satisfy user's higher demand to the connecting wire of placeeing on the audio amplifier is torn easily, leads to the audio amplifier can not normally work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sound box of a power amplifier built-in living room karaoke technology, which has the advantages of karaoke, dustproof interface and fixed connecting line, and solves the problems that the existing living room sound box can only play sound but cannot play karaoke in the living room, has single function and cannot meet higher requirements of users, and the connecting line inserted in the sound box is easily torn off, so that the sound box cannot normally work.

In order to achieve the purpose, the utility model provides the following technical scheme: a loudspeaker box with a built-in power amplifier and a karaoke technology in a living room comprises a loudspeaker box body, wherein a wiring port is arranged at the bottom of the back of the loudspeaker box body, connecting plates are fixedly connected to two sides of the bottom of the back of the loudspeaker box body, a cross rod is fixedly connected to one side opposite to the connecting plates, a movable block is movably sleeved on the surface of the cross rod, a frame body is fixedly connected to one side of the movable block, a baffle plate is arranged at the top of the frame body in a penetrating mode, the bottom of the baffle plate penetrates through the inner cavity of the frame body, a clamping groove is formed in the bottom of the baffle plate, a groove is formed in the front of the baffle plate, square grooves are formed in two sides of the inner cavity of the frame body, short blocks are fixedly connected to the bottoms of two sides of the baffle plate, a first spring is fixedly connected to the top of each short block, the top of the first spring is fixedly connected to the top of the inner cavity of each square groove, and a loudspeaker is arranged on the front of the loudspeaker box body, the input electric connection of loudspeaker has power amplifier module, power amplifier module's input electric connection has digital audio processing module, digital audio processing module's input electric connection has analog-to-digital converter, analog-to-digital converter's input electric connection has operational amplifier, operational amplifier's input electric connection has first bluetooth module and second bluetooth module respectively, first bluetooth module's input electric connection has the microphone, second bluetooth module's input electric connection has smart machine, the input of wiring port has the TV set through connecting wire electric connection, the output of wiring port and digital audio processing module's input electric connection.

Preferably, the four corners of the bottom of the sound box body are fixedly connected with short pipes, the bottoms of the short pipes are provided with short rods in a penetrating mode, the tops of the short rods penetrate through the inner cavity of the short pipes and are fixedly connected with circular plates, the tops of the circular plates are fixedly connected with second springs, and the tops of the second springs are fixedly connected with the tops of the inner cavities of the short pipes.

Preferably, the bottom of the short rod is fixedly connected with a base, and the bottom of the base is fixedly connected with a rubber pad.

Preferably, the top fixedly connected with arm-tie of baffle, power amplifier module, digital audio processing module, adc, operational amplifier, first bluetooth module and second bluetooth module are all installed in the inside of audio amplifier body.

Preferably, the loudspeaker include woofer, well woofer and tweeter, woofer, well woofer and tweeter distribute by supreme down in the front of audio amplifier body.

Preferably, the diameter of the groove is larger than the outer diameter of the wiring port, and a square hole matched with the baffle is formed in the top of the frame body.

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

1. the utility model has the advantages of karaoke, interface dust prevention and connecting wire fixation through the matching of the wiring port, the connecting plate, the cross rod, the movable block, the frame body, the baffle plate, the clamping groove, the square groove, the short block, the first spring, the loudspeaker, the power amplifier module, the digital audio processing module, the analog-digital converter, the operational amplifier, the first Bluetooth module and the second Bluetooth module, and solves the problems that the existing living room sound box can only play sound, cannot play K song in the living room, has single function, cannot meet higher requirements of users, and is easy to tear off the connecting wire inserted in the sound box, so that the sound box cannot normally work.

2. According to the utility model, the short rod, the circular plate and the second spring are arranged to buffer and damp the sound box body, so that the sound box is prevented from being directly placed on the ground or mounted on other planes, the sound box vibrates to generate noise due to vibration, and the contact area and the friction force between the short rod and the ground are increased by arranging the base and the rubber pad, so that the sound box is more stable.

Drawings

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

FIG. 2 is a right perspective view of the present invention;

FIG. 3 is a perspective view of a web and cross bar component of the present invention;

FIG. 4 is an enlarged perspective view of the frame and baffle components of the present invention;

FIG. 5 is an enlarged perspective view of a second spring and a movable block according to the present invention;

FIG. 6 is a schematic view of the short pipe of the present invention in a sectional perspective and enlarged view;

fig. 7 is a schematic diagram of the system of the present invention.

In the figure: 1 audio amplifier body, 2 wiring ports, 3 connecting plates, 4 horizontal poles, 5 movable blocks, 6 frameworks, 7 baffles, 8 draw-in grooves, 9 recesses, 10 square grooves, 11 short blocks, 12 first springs, 13 loudspeaker, 14 power amplifier modules, 15 digital audio processing modules, 16 analog-to-digital converters, 17 operational amplifier, 18 first bluetooth module, 19 second bluetooth module, 20 microphone, 21 smart machine, 22 TV set, 23 short tubes, 24 short rods, 25 circular plates, 26 second springs, 27 arm-tie, 1301 woofer, 1302 middle horn, 1303 tweeter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a loudspeaker box with built-in power amplifier for karaoke technology in living room comprises a loudspeaker box body 1, a wiring port 2 is arranged at the bottom of the back of the loudspeaker box body 1, connecting plates 3 are fixedly connected to both sides of the bottom of the back of the loudspeaker box body 1, a cross bar 4 is fixedly connected to one side opposite to the connecting plates 3, a movable block 5 is movably sleeved on the surface of the cross bar 4, a frame body 6 is fixedly connected to one side of the movable block 5, a baffle 7 is arranged at the top of the frame body 6 in a penetrating manner, the bottom of the baffle 7 penetrates into the inner cavity of the frame body 6, a clamping groove 8 is arranged at the bottom of the baffle 7, a groove 9 is arranged at the front of the baffle 7, square grooves 10 are arranged at both sides of the inner cavity of the frame body 6, short blocks 11 are fixedly connected to the bottoms at both sides of the baffle 7, first springs 12 are fixedly connected to the tops of the inner cavities of the short blocks 11, and the tops of the first springs 12 are fixedly connected to the tops of the square grooves 10, loudspeaker 13 is installed in the front of audio amplifier body 1, loudspeaker 13's input electric connection has power amplifier module 14, power amplifier module 14's input electric connection has digital audio processing module 15, digital audio processing module 15's input electric connection has analog-to-digital converter 16, analog-to-digital converter 16's input electric connection has operational amplifier 17, operational amplifier 17's input electric connection has first bluetooth module 18 and second bluetooth module 19 respectively, first bluetooth module 18's input electric connection has microphone 20, second bluetooth module 19's input electric connection has smart machine 21, wiring port 2's input has TV set 22 through connecting wire electric connection, wiring port 2's output and digital audio processing module 15's input electric connection.

Equal fixedly connected with nozzle stub 23 in the four corners of 1 bottom of audio amplifier body, the bottom of nozzle stub 23 is run through and is provided with nozzle stub 24, the top of nozzle stub 24 runs through inner chamber and the fixedly connected with plectane 25 to nozzle stub 23, the top fixedly connected with second spring 26 of plectane 25, the top of second spring 26 and the top fixed connection of nozzle stub 23 inner chamber, through setting up nozzle stub 24, plectane 25 and second spring 26, cushion the shock attenuation to audio amplifier body 1, avoid placing the audio amplifier directly subaerial or install on other planes, thereby cause thereby because vibrations lead to audio amplifier self vibration noise.

The bottom fixedly connected with base of quarter butt 24, the bottom fixedly connected with rubber pad of base through setting up base and rubber pad, increase quarter butt 24 and the area of contact and frictional force on ground, make the more stable of audio amplifier.

Baffle 7's top fixedly connected with arm-tie 27, power amplifier module 14, digital audio processing module 15, analog-to-digital converter 16, operational amplifier 17, first bluetooth module 18 and second bluetooth module 19 are all installed in the inside of audio amplifier body 1, through arm-tie 27, pulling arm-tie 27 conveniently drives baffle 7 and removes, through setting up power amplifier module 14, digital audio processing module 15, analog-to-digital converter 16, operational amplifier 17, first bluetooth module 18 and second bluetooth module 19, powerful and stable performance have, really realize collecting the audio-visual of high definition, K song amusement, high-quality music is appreciated in an organic whole.

Loudspeaker 13 includes woofer 1301, middle-pitched loudspeaker 1302 and tweeter 1303, and woofer 1301, middle-pitched loudspeaker 1302 and tweeter 1303 distribute by supreme down in the front of audio amplifier body 1, through setting up woofer 1301, middle-pitched loudspeaker 1302 and tweeter 1303, improve the effect of power amplifier, have high-fidelity rank.

The diameter of recess 9 is greater than the external diameter of wiring port 2, and the square hole with 7 looks adaptations of baffle is seted up at the top of framework 6, through setting up the square hole, carries on spacingly not hindering its removal simultaneously to baffle 7.

When the connecting terminal 2 is used, when the connecting terminal 2 is not connected with a television 22 through a connecting line, the rotating frame body 6 drives the movable block 5 and the baffle 7 to rotate, the pulling plate 27 is slightly pulled to drive the baffle 7 to move, the groove 9 is sleeved on the connecting terminal 2, so that the connecting terminal 2 is blocked, dust is prevented from entering the connecting terminal 2, when the connecting terminal 2 is connected with the television 22 through the connecting line, the frame body 6 is slightly inclined, the pulling plate 27 is pulled to drive the baffle 7 and the short block 11 to move upwards, the first spring 12 is compressed, one end of the connecting line penetrates through the frame body 6 to be inserted into the connecting terminal 2, the pulling plate 27 is loosened to enable the baffle 7 to move downwards under the action of the first spring 12, the clamping groove 8 on the baffle 7 is clamped into the surface of one end of the connecting line, the baffle 7 is in close contact with one end of the connecting line under the action of the first spring 12, so that the baffle 7 is clamped and fixed, avoid being torn off, be connected first bluetooth module 18 with microphone 20, second bluetooth module 19 is connected with smart machine 21, smart machine 21 broadcast song passes through operational amplifier 17, analog-to-digital converter 16, digital audio processing module 15 and power amplifier module 14 effect down from loudspeaker 13 power amplifier, microphone 20 plays the sound income of singing of people again from loudspeaker 13 and realizes karaoke, and the sound that TV set 22 broadcast also can be played through loudspeaker 13 simultaneously.

All kinds of parts used in the application document are standard parts and can be purchased from the market, the specific connection mode of all parts adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the conventional models in the prior art are adopted for machinery, parts and electrical equipment, the conventional connection mode in the prior art is adopted for circuit connection, and detailed description is not given here.

In summary, the following steps: this built-in power amplifier's audio amplifier of sitting room karaoke technique, through wiring port 2, connecting plate 3, horizontal pole 4, movable block 5, framework 6, baffle 7, draw-in groove 8, recess 9, square groove 10, short block 11, first spring 12, loudspeaker 13, power amplifier module 14, digital audio processing module 15, analog-to-digital converter 16, operational amplifier 17, first bluetooth module 18 and second bluetooth module 19 cooperate, it can only play sound to have solved current sitting room stereo set, can not the sitting room K song, the function is single, can not satisfy user's higher demand, and the connecting wire of placeeing on the audio amplifier is torn easily, lead to the problem that the audio amplifier can not normally work.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a built-in power amplifier's audio amplifier of sitting room karaoke technique, includes audio amplifier body (1), its characterized in that: the loudspeaker box is characterized in that a wiring port (2) is arranged at the bottom of the back of the loudspeaker box body (1), connecting plates (3) are fixedly connected to two sides of the bottom of the back of the loudspeaker box body (1), a cross rod (4) is fixedly connected to one side of the connecting plates (3) opposite to the cross rod, a movable block (5) is movably sleeved on the surface of the cross rod (4), a frame body (6) is fixedly connected to one side of the movable block (5), a baffle (7) is arranged at the top of the frame body (6) in a penetrating mode, the bottom of the baffle (7) penetrates into an inner cavity of the frame body (6), a clamping groove (8) is formed in the bottom of the baffle (7), a groove (9) is formed in the front of the baffle (7), square grooves (10) are formed in two sides of the inner cavity of the frame body (6), short blocks (11) are fixedly connected to the bottoms of two sides of the baffle (7), and first springs (12) are fixedly connected to the tops of the short blocks (11), the top of the first spring (12) is fixedly connected with the top of the inner cavity of the square groove (10), a loudspeaker (13) is installed on the front side of the sound box body (1), the input end of the loudspeaker (13) is electrically connected with a power amplifier module (14), the input end of the power amplifier module (14) is electrically connected with a digital audio processing module (15), the input end of the digital audio processing module (15) is electrically connected with an analog-to-digital converter (16), the input end of the analog-to-digital converter (16) is electrically connected with an operational amplifier (17), the input end of the operational amplifier (17) is respectively electrically connected with a first Bluetooth module (18) and a second Bluetooth module (19), the input end of the first Bluetooth module (18) is electrically connected with a microphone (20), and the input end of the second Bluetooth module (19) is electrically connected with an intelligent device (21), the input end of the wiring port (2) is electrically connected with a television (22) through a connecting wire, and the output end of the wiring port (2) is electrically connected with the input end of the digital audio processing module (15).

2. The loudspeaker box of the karaoke technology in the living room with the built-in power amplifier of claim 1, which is characterized in that: the loudspeaker box comprises a loudspeaker box body (1), short pipes (23) are fixedly connected to four corners of the bottom of the loudspeaker box body (1), short rods (24) are arranged at the bottoms of the short pipes (23) in a penetrating mode, the tops of the short rods (24) penetrate through the inner cavity of the short pipes (23) and are fixedly connected with round plates (25), second springs (26) are fixedly connected to the tops of the round plates (25), and the tops of the second springs (26) are fixedly connected with the tops of the inner cavities of the short pipes (23).

3. The loudspeaker box of the karaoke technology in the living room with the built-in power amplifier of claim 2, wherein: the bottom of the short rod (24) is fixedly connected with a base, and the bottom of the base is fixedly connected with a rubber pad.

4. The loudspeaker box of the karaoke technology in the living room with the built-in power amplifier of claim 1, which is characterized in that: the loudspeaker box is characterized in that a pull plate (27) is fixedly connected to the top of the baffle plate (7), and the power amplifier module (14), the digital audio processing module (15), the analog-to-digital converter (16), the operational amplifier (17), the first Bluetooth module (18) and the second Bluetooth module (19) are all installed inside the loudspeaker box body (1).

5. The loudspeaker box of the karaoke technology in the living room with the built-in power amplifier of claim 1, which is characterized in that: loudspeaker (13) are including woofer (1301), well audio horn (1302) and tweeter (1303), woofer (1301), well audio horn (1302) and tweeter (1303) distribute from bottom to top in the front of audio amplifier body (1).

6. The loudspeaker box of the karaoke technology in the living room with the built-in power amplifier of claim 1, which is characterized in that: the diameter of the groove (9) is larger than the outer diameter of the wiring port (2), and a square hole matched with the baffle (7) is formed in the top of the frame body (6).

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