CN113573183B

CN113573183B - Wireless mini sound box

Info

Publication number: CN113573183B
Application number: CN202110835383.4A
Authority: CN
Inventors: 韦进; 周凯淦; 苏永红; 刘华涛
Original assignee: Shenzhen Sanji Technology Co ltd
Current assignee: Shenzhen Sanji Technology Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-10-21
Anticipated expiration: 2041-07-23
Also published as: CN113573183A

Abstract

The invention provides a wireless mini sound box, which relates to the technical field of sound boxes and comprises a sound box body and a limiting device, wherein a protective cover is clamped on the surface of the sound box body, four clamping rods are fixedly connected to the inner wall of the sound box body, a circuit board is slidably connected to the surfaces of the four clamping rods, a cover plate is clamped on one side, away from the protective cover, of the sound box body, the limiting device is arranged on the inner wall of the sound box body, and comprises two telescopic rods which are fixedly connected with the inner wall of the sound box body. The invention solves the problems that the existing connection between the sound box and the circuit board is realized by connecting a plurality of clamping rods on the sound box with holes on the circuit board, and the matching degree of the connection between the clamping rods and the holes on the circuit board is higher, so that a worker is inconvenient to clamp the clamping holes on the circuit board into the clamping rods to carry out centering limit on the circuit board, the working difficulty of the worker for installing the circuit board is increased, and the working efficiency of the worker is reduced.

Description

Wireless mini sound box

Technical Field

The invention relates to the technical field of sound boxes, in particular to a wireless mini sound box.

Background

The sound box is a device which utilizes an electronic circuit design to perform mutual conversion between audio signals and electronic signals, but in general spoken language, a sound box generally refers to a whole set of devices which can restore and play audio signals, the sound box device roughly comprises a power amplifier, peripheral devices (including a limiter, an effector, an equalizer, a VCD, a DVD and the like), a loudspeaker (a sound box and a loudspeaker), a sound console and the like, and the development history of the sound box technology can be divided into four stages of an electronic tube, a transistor, an integrated circuit and a field effect tube.

Along with the development of science and technology, the sound box is also gradually reduced, the Bluetooth sound box gradually enters the field of vision of people, the mode of receiving signals on the Bluetooth sound box is generally to receive the signals by using a chip on a circuit board, so that the connection between the sound box and a mobile phone is achieved, the existing connection between the sound box and the circuit board is realized by connecting a plurality of clamping rods on the sound box and holes on the circuit board, and the adaptation degree of the connection between the clamping rods and the holes on the circuit board is higher, so that the worker is not convenient to clamp the clamping holes on the circuit board into the clamping rods to carry out the centering and limiting on the circuit board, the work difficulty of installing the circuit board by the worker is increased, and the work efficiency of the worker is reduced.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a wireless mini sound box.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a wireless mini sound box, includes audio amplifier body and stop device, the surface card of audio amplifier body has the protective cover, four inner wall fixedly connected with kellies of audio amplifier body, four the sliding surface of kellies is connected with the circuit board, one side card that the audio amplifier body kept away from the protective cover has the apron, the inner wall of audio amplifier body is equipped with stop device, stop device is including two telescopic links, two the telescopic link all with the inner wall fixed connection of audio amplifier body, the surface cover of telescopic link has first spring, the one end and the audio amplifier body fixed connection of first spring, the other end and the rectangular plate fixed connection of first spring, two the one end fixedly connected with rectangular plate of protective cover is kept away from to the telescopic link, two one side fixedly connected with U-shaped plate that the telescopic link was kept away from to the rectangular plate, the U-shaped plate has all seted up the T-shaped groove with one side that corresponds with the rectangular plate, and the inner wall all sliding connection in two T-shaped blocks, two one side fixedly connected with slide that the T-shaped block is close to each other is kept close to the T-shaped, the middle part of U-shaped plate is inserted and is equipped with the pivot, fixedly connected with rope between pivot and the slide.

Preferably, the one end fixedly connected with commentaries on classics piece of audio amplifier body is kept away from in the pivot, the pivot is rotated with the help of commentaries on classics piece and U-shaped board and is connected, the one end fixedly connected with baffle that the commentaries on classics piece was kept away from in the pivot.

Preferably, both sides of the rectangular plate are fixedly connected with fixing rods, a rotary drum is sleeved on the surfaces of the fixing rods, and the circuit board is in sliding connection with the rotary drum.

Preferably, a square groove is formed in one side, close to the sliding plate, of the U-shaped plate, and a second spring is fixedly connected between the inner wall of the square groove and the sliding plate.

Preferably, the surface of audio amplifier body is equipped with mounting structure, mounting structure is including two locating plates, two the locating plate all with audio amplifier body fixed connection, two the equal sliding connection of inner wall of locating plate has the sliding pin, two the equal fixedly connected with bolt of one end that the sliding pin is close to each other, the surface cover of sliding pin has the third spring, the one end and the bolt fixed connection of third spring, the other end and the locating plate fixed connection of third spring, two trapezoidal pieces of one side fixedly connected with of protective cover near the audio amplifier body, two the locating hole has all been seted up with the corresponding one side of bolt to the trapezoidal piece, the size of locating hole and the big or small looks adaptation of bolt.

Preferably, two locating plates are fixedly connected with two long plates on one side away from each other, a connecting rod is fixedly connected between the long plates, and pulleys are sleeved on the surface of the connecting rod.

Preferably, one end of each of the two sliding pins far away from each other is fixedly connected with a pull rope, the sliding pins are slidably connected with the positioning plate through the pull ropes, and the pull ropes are slidably connected to the surface of the pulley.

Preferably, the surface of audio amplifier body is equipped with fixing device, fixing device is including the bull stick, the bull stick rotates with the audio amplifier body to be connected, the one end fixedly connected with slide cartridge of audio amplifier body is kept away from to the bull stick, the inner wall sliding connection of slide cartridge has circular round pin, the terminal surface fixedly connected with sucking disc of circular round pin, the circular piece of the other end fixedly connected with of circular round pin, circular round pin rotates with the help of bull stick and audio amplifier body to be connected.

Preferably, the surface of the round pin is connected with a lantern ring in a sliding manner, the surface of the lantern ring is fixedly connected with two U-shaped frames, two sliding grooves are formed in the inner walls of the U-shaped frames, the inner walls of the two sliding grooves are connected with clamping blocks in a sliding manner, one side of each clamping block, which is close to each other, is fixedly connected with a sliding block, and the sliding block is connected with the U-shaped frames in a sliding manner through the clamping blocks.

Preferably, two equal fixedly connected with shovel piece in one side that the slider is close to each other, the side of shovel piece is the right triangle structure, shovel piece and U-shaped frame sliding connection with the help of the slider.

Compared with the prior art, the invention has the advantages and positive effects that,

1. in the invention, by arranging the limiting device, after the cover plate is opened, the rectangular plate can be popped out by the elasticity of the first spring, the telescopic rod has the effect of limiting the elasticity direction of the first spring, the circuit board is clamped between the U-shaped plate and the rectangular plate, the rotating block is rotated to drive the rotating shaft to rotate, so that the effect of winding the connecting rope on the surface of the rotating shaft can be achieved, the baffle plate has the effect of preventing the connecting rope from falling off from the rotating shaft, the two sliding plates can approach to the rotating shaft along with the pulling of the connecting rope, so that the effect of clamping and limiting the circuit board is achieved, the T-shaped block has the effects of connecting and limiting the sliding plates, the second spring between the sliding plates and the U-shaped plate has the effect of pulling the sliding plates on the U-shaped plate, so that the circuit board can be conveniently inserted between the two sliding plates, and the position of the circuit board in one direction is limited, the circuit board can be slid in the direction perpendicular to the connecting rope on the rectangular plate to limit the position of the circuit board in the other direction, wherein the rotary drum on the fixed rod can reduce the friction force between the circuit board and the rectangular block, thereby facilitating the sliding between the circuit board and the rectangular plate and protecting the circuit board, sliding the holes on the circuit board to the positions corresponding to the clamping rods, and pressing the circuit board to achieve the effect of limiting the circuit board, the arrangement of the limiting device solves the problem that the connection between the existing sound box and the circuit board is realized by connecting the clamping rods on the sound box with the holes on the circuit board, and the adaptation degree of the connection between the clamping rods and the holes on the circuit board is higher, which causes the inconvenience for workers to clamp the clamping holes on the circuit board into the clamping rods to limit the position of the circuit board, thereby increasing the working difficulty of the workers in installing the circuit board, the working efficiency of the working personnel is reduced.

2. According to the invention, through the arrangement of the mounting structure, when the protective cover on the sound box needs to be cleaned, the pull rope is pulled, the pull rope can drive the sliding pin to slide on the positioning plate, when the bolt on the sliding pin slides out of the positioning hole, the protective cover can be pulled out of the sound box, and the pulley between the two long plates has the direction of changing the pull force of the pull rope, so that the effect of pulling the sliding pins on the two positioning plates simultaneously can be achieved in a labor-saving manner.

3. According to the loudspeaker box fixing device, the loudspeaker box is placed on a desktop, the sucker can be fixed on the desktop by directly pressing the sucker, so that the effect of fixing the loudspeaker box on the desktop can be achieved, the circular pin which slides in the sliding cylinder has the limiting and connecting effects on the sucker, the circular pin can be rotated by rotating the rotating rod, so that the effect of fixing the loudspeaker box on glass or a smooth wall at a higher position can be achieved, the sound generated by the loudspeaker box is amplified, when the sucker needs to be taken down from the desktop or the glass, two shovel blocks are directly attached to the desktop, the slider slides towards the sucker, the effect of shoveling the sucker from the desktop can be achieved, the U-shaped frame on the lantern ring has the limiting effect on the slider, the effect of shoveling the sucker by conveniently sliding the position of the shovel block is achieved, the problem that when the loudspeaker box is fixed at a high position is solved by the fixing device, the problem that when a user wants to fix the loudspeaker box at the high position and the loudspeaker box is damaged by hands of the user, the loudspeaker box can be damaged by the loudspeaker box when the lantern ring is directly placed on the desktop, is damaged by the user, is solved, and the loudspeaker box.

Drawings

FIG. 1 is a schematic perspective view of a wireless mini speaker according to the present invention;

FIG. 2 is a schematic structural view of the wireless mini-speaker of FIG. 1 with a protective cover removed from a speaker body according to the present invention;

FIG. 3 is a schematic structural view of the wireless mini-speaker of FIG. 1 with the cover plate removed from the invisible body;

FIG. 4 is a schematic view of the limiting device shown in FIG. 3 of a wireless mini-speaker according to the present invention;

FIG. 5 is a schematic structural view illustrating a state where a slide plate is removed from a rectangular plate in the wireless mini sound box according to the present invention;

FIG. 6 is a schematic diagram of a structure at B of FIG. 4 in a wireless mini-speaker according to the present invention;

FIG. 7 is a schematic diagram of the structure at the position A of FIG. 2 in a wireless mini-speaker according to the present invention;

fig. 8 is a schematic structural view of the wireless mini-speaker of fig. 2 with the collar removed from the slide.

Illustration of the drawings: 1. a sound box body; 2. a protective cover; 3. a clamping rod; 4. a circuit board; 5. a cover plate; 6. a limiting device; 601. a U-shaped plate; 602. a slide plate; 603. rotating the block; 604. a rotating shaft; 605. a rotating drum; 606. fixing the rod; 607. a telescopic rod; 608. a first spring; 609. a rectangular plate; 610. connecting ropes; 611. a baffle plate; 612. a T-shaped block; 613. a second spring; 7. a mounting structure; 71. a trapezoidal block; 72. positioning holes; 73. pulling a rope; 74. a pulley; 75. a long plate; 76. positioning a plate; 77. a third spring; 78. a slide pin; 79. a bolt; 8. a fixing device; 81. a rotating rod; 82. a circular pin; 83. a slide cylinder; 84. a collar; 85. a suction cup; 86. a U-shaped frame; 87. shoveling blocks; 88. a slide block.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein and, therefore, the present invention is not limited to the specific embodiments disclosed in the following description.

Embodiment 1, as shown in fig. 1 to 8, the present invention provides a wireless mini sound box, which includes a sound box body 1 and a position limiting device 6, wherein a protective cover 2 is clamped on a surface of the sound box body 1, four clamping rods 3 are fixedly connected to an inner wall of the sound box body 1, a circuit board 4 is slidably connected to surfaces of the four clamping rods 3, a cover plate 5 is clamped on one side of the sound box body 1 away from the protective cover 2, the position limiting device 6 is arranged on the inner wall of the sound box body 1, an installation structure 7 is arranged on the surface of the sound box body 1, and a fixing device 8 is arranged on the surface of the sound box body 1.

The specific arrangement and function of the limiting means 6, the mounting structure 7 and the fixing means 8 will be described in detail below.

As shown in fig. 1 and 4, the limiting device 6 includes two telescopic rods 607, wherein the telescopic rods 607 have an effect of limiting a direction of an elastic force of the first spring 608, the two telescopic rods 607 are both fixedly connected to an inner wall of the sound box body 1, the surface of the telescopic rods 607 is sleeved with the first spring 608, one end of the first spring 608 is fixedly connected to the sound box body 1, the other end of the first spring 608 is fixedly connected to the rectangular plate 609, one end of the two telescopic rods 607 far away from the protecting cover 2 is fixedly connected to the rectangular plate 609, after the cover plate 5 is opened by the limiting device 6, the rectangular plate 609 is ejected by the elastic force of the first spring 608, one side of the two rectangular plates 609 far away from the telescopic rods 607 is fixedly connected to the U-shaped plate 601, one side of the U-shaped plate 601 corresponding to the rectangular plate 609 is provided with a T-shaped groove, inner walls of the two T-shaped grooves are both slidably connected to the T-shaped block 612, wherein the T-shaped block 612 has the effect of connecting and limiting the sliding plate 602, one side of the two T-shaped blocks 612 close to each other is fixedly connected with the sliding plate 602, the two sliding plates 602 can approach to the rotating shaft 604 along with the pulling of the connecting rope 610, thereby achieving the effect of clamping and limiting the circuit board 4, the rotating shaft 604 is inserted in the middle of the U-shaped plate 601, the connecting rope 610 is fixedly connected between the rotating shaft 604 and the sliding plate 602, the rotating block 603 is fixedly connected at one end of the rotating shaft 604 far away from the sound box body 1, the circuit board 4 is clamped between the U-shaped plate 601 and the rectangular plate 609, the rotating block 603 is rotated, the rotating block 603 can drive the rotating shaft 604 to rotate, thereby achieving the effect of winding the connecting rope 610 on the surface of the rotating shaft 604, the rotating shaft 604 is rotatably connected with the U-shaped plate 601 by means of the rotating block 603, one end of the rotating shaft 604 far away from the rotating block 603 is fixedly connected with the baffle 611, wherein the baffle 611 has the effect of preventing the connecting rope 610 from falling off from the rotating shaft 604, both sides of the rectangular plate 609 are fixedly connected with a fixing rod 606, the surface of the fixing rod 606 is sleeved with a rotary drum 605, after the position of one direction of the circuit board 4 is limited, the circuit board 4 is slid on the rectangular plate 609 in the direction perpendicular to the connecting rope 610 to limit the other direction of the circuit board 4, wherein the rotary drum 605 on the fixing rod 606 has the function of reducing the friction force between the circuit board 4 and a rectangular block, thereby facilitating the sliding between the circuit board 4 and the rectangular plate 609, protecting the circuit board 4, sliding a hole on the circuit board 4 to the position corresponding to the clamping rod 3, and pressing the circuit board 4 to achieve the effect of limiting the circuit board 4, the circuit board 4 is slidably connected with the rotary drum 605, one side of the U-shaped plate 601 close to the sliding plate 602 is provided with a square groove, a second spring 613 is fixedly connected between the inner wall of the square groove and the sliding plate 602, wherein the second spring 613 between the sliding plate 602 and the U-shaped plate 601 has the effect of pulling the sliding plate 602 on the sliding plate 602, thereby facilitating the circuit board 4 between the two sliding plates 602.

The whole limiting device 6 achieves the effect that by arranging the limiting device 6, after the cover plate 5 is opened, the rectangular plate 609 can be ejected out by the elastic force of the first spring 608, wherein the expansion link 607 has the effect of limiting the elastic force direction of the first spring 608, the circuit board 4 is clamped between the U-shaped plate 601 and the rectangular plate 609, the rotating block 603 is rotated, the rotating block 603 can drive the rotating shaft 604 to rotate, so that the effect of winding the connecting rope 610 on the surface of the rotating shaft 604 can be achieved, wherein the baffle 611 has the effect of preventing the connecting rope 610 from falling off from the rotating shaft 604, the two sliding plates 602 can approach to the rotating shaft 604 along with the pulling of the connecting rope 610, so that the effect of clamping and limiting the circuit board 4 is achieved, wherein the T-shaped block 612 has the effects of connecting and limiting the sliding plates 602, wherein the second spring 613 between the sliding plates 602 and the U-shaped plate 601 can pull the sliding plates 602 on the U-shaped plate 601, thereby facilitating the effect of inserting the circuit board 4 between the two sliding plates 602, after limiting the position of the circuit board 4 in one direction, sliding the circuit board 4 in the direction perpendicular to the connecting rope 610 on the rectangular plate 609 can limit the position of the circuit board 4 in the other direction, wherein the rotary drum 605 on the fixing rod 606 has the effect of reducing the friction between the circuit board 4 and the rectangular block, not only facilitating the sliding between the circuit board 4 and the rectangular plate 609, but also protecting the circuit board 4, sliding the hole on the circuit board 4 to the position corresponding to the clamping rod 3, pressing the circuit board 4 can achieve the effect of limiting the circuit board 4, the arrangement of the limiting device 6 solves the problem that the existing connection between the sound box and the circuit board 4 is connected with the hole on the circuit board 4 through a plurality of clamping rods 3 on the sound box, because the connection adaptation degree between the clamping rods 3 and the hole on the circuit board 4 is higher, this results in the staff of not being convenient for advance the heart spacing to circuit board 4 on the card pole 3 with the card hole card on the circuit board 4 to the work degree of difficulty that the staff installed circuit board 4 has been increased, has reduced staff's work efficiency's problem.

As shown in fig. 2 and 7, the mounting structure 7 includes two positioning plates 76, both positioning plates 76 are fixedly connected to the sound box body 1, inner walls of both positioning plates 76 are slidably connected with sliding pins 78, one ends of both sliding pins 78 close to each other are fixedly connected with bolts 79, after the protective cover 2 is cleaned, the two trapezoidal plates on the protective cover 2 are directly clamped on the sound box, the protective cover 2 is pushed, the trapezoidal plates on the protective cover 2 can squeeze the two bolts 79 until the bolts 79 are squeezed to the positions of the positioning holes 72 on the trapezoidal plates, the bolts 79 can be flicked by the elastic force of the third springs 77 on the surfaces of the sliding pins 78 to lock the trapezoidal plates, so that the effect of fixing the protective cover 2 can be achieved, the surfaces of the sliding pins 78 are sleeved with the third springs 77, one ends of the third springs 77 are fixedly connected with the bolts 79, the other ends of the third springs 77 are fixedly connected with the positioning plates 76, one sides of the protective cover 2 close to the sound box body 1 are fixedly connected with two trapezoidal blocks 71, one sides of the two trapezoidal blocks 71 corresponding to the positioning holes 71, the sides of the positioning holes 72, the positioning holes 72 are matched with the size of the bolts 72, the sliding pins 76, one ends of the two positioning holes 76 are connected with a pulley fixing pull rope 75, the pulley 75 capable of pulling rope 75 capable of pulling the pulley 75 for pulling the pulley fixing the pulley 75 when the pulley 75 is pulled to change the pulley fixing of the two pulleys on the two pulleys and the pulley fixing structure, the pulley 73, when the latch 79 of the slide pin 78 is slid out of the positioning hole 72, the protective cover 2 can be pulled out from the sound box, the slide pin 78 is slidably connected with the positioning plate 76 by the pull rope 73, and the pull rope 73 is slidably connected with the surface of the pulley 74.

The effect that its whole mounting structure 7 reached does, through setting up mounting structure 7, when needs clear up protective cover 2 on the audio amplifier, pulling stay cord 73, stay cord 73 can drive sliding pin 78 and slide on locating plate 76, when bolt 79 on sliding pin 78 from locating hole 72 in the roll-off, can take protective cover 2 out from the audio amplifier, wherein pulley 74 between two rectangular plates 75 has the direction that changes stay cord 73 pulling force, thereby can be more laborsaving carry out the effect of pulling simultaneously sliding pin 78 on two locating plates 76, clear up the back of protective cover 2, directly two trapezoidal plates card on protective cover 2 on the audio amplifier, promote protective cover 2, trapezoidal plate on protective cover 2 can crowd two bolt 79, until crowding bolt 79 to the position of locating hole 72 on the trapezoidal plate, bolt 79 can receive the elasticity of sliding pin 78 surface third spring 77 and flick bolt 79 and carry out trapezoidal plate and carry out the effect of fixing protective cover 2, thereby can reach the effect of fixing protective cover 2 to protective cover 2, the setting up of mounting structure 7 has solved protective cover 2 on the existing after long-time use, because the hole on the baffle 2 is less, thereby can be met the problem of dust and carry out the fixed connection with the protective cover 2, thereby the problem of the audio amplifier.

As shown in fig. 2 and 8, the fixing device 8 includes a rotating rod 81, the rotating rod 81 can rotate a round pin 82, so as to achieve the effect of fixing the sound box on the glass or smooth higher wall surface, thereby enlarging the sound emitted by the sound box, the rotating rod 81 is rotatably connected with the sound box body 1, one end of the rotating rod 81 far away from the sound box body 1 is fixedly connected with a sliding cylinder 83, the inner wall of the sliding cylinder 83 is slidably connected with the round pin 82, wherein the round pin 82 sliding in the sliding cylinder 83 has the effect of limiting and connecting the suction cup 85, the end surface of the round pin 82 is fixedly connected with the suction cup 85, by arranging the fixing device 8, the sound box is placed on the desktop, the suction cup 85 can be fixed on the desktop by directly pressing the suction cup 85, thereby achieving the effect of fixing the sound box on the desktop, the other end of the round pin 82 is fixedly connected with a round piece, the round pin 82 is rotatably connected with the sound box body 1 by means of the rotating rod 81, the surface of the round pin 82 is connected with a lantern ring 84 in a sliding way, the surface of the lantern ring 84 is fixedly connected with two U-shaped frames 86, wherein the U-shaped frames 86 on the lantern ring 84 have a limiting effect on the sliding blocks 88, the lantern ring 84 has an effect of facilitating the sliding of the shoveling blocks 87 to shovel the suction cup 85, the inner walls of the two U-shaped frames 86 are respectively provided with two sliding grooves, the inner walls of the two sliding grooves are respectively connected with a clamping block in a sliding way, one side of each clamping block, which is close to each other, is fixedly connected with a sliding block 88, the sliding block 88 is connected with the U-shaped frame 86 in a sliding way by virtue of the clamping block, one side of each sliding block 88, which is close to each other, when the suction cup 85 needs to be taken down from a desktop or glass, the two shoveling blocks 87 are directly attached to the desktop, the sliding block 88 is towards the suction cup 85, the effect of shoveling the suction cup 85 from the desktop can be achieved, the side surfaces of the shoveling blocks 87 are in a right-angled triangle structure, shovel block 87 is slidably connected to U-shaped frame 86 by means of slider 88.

The effect that its whole fixing device 8 reached does, through setting up fixing device 8, the audio amplifier is placed on the desktop, directly press sucking disc 85 can be fixed sucking disc 85 on the desktop, thereby can reach the effect of fixing the audio amplifier at the desktop, wherein gliding round pin 82 has spacing and effect of connecting simultaneously to sucking disc 85 in slide cylinder 83, it can rotate round pin 82 to rotate rotating lever 81, thereby can reach the effect of fixing the audio amplifier on the wall of glass or smooth higher department, thereby the sound that the audio amplifier sent has been enlarged, when needing to take off sucking disc 85 from desktop or glass, directly paste two shovel pieces 87 on the desktop, to sucking disc 85 direction slip slider 88, can reach the effect of shoveling sucking disc 85 from the desktop, wherein U-shaped frame 86 on the lantern ring 84 has spacing effect to slider 88, lantern ring 84 has the position of being convenient for slip shovel piece 87 and carries out the effect of shoveling sucking disc 85, the setting up of fixing device 8 has solved because current audio amplifier self does not possess fixed effect, will fix when wanting tone quality and need to do the eminence of the audio amplifier to enlarge the altitude usually, thereby the audio amplifier can increase the audio amplifier and carry out the audio amplifier on the desktop when the desktop can be handled the direct contact fatigue of touching the desktop.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a wireless mini speaker, includes audio amplifier body (1) and stop device (6), its characterized in that: the sound box comprises a sound box body (1), a protective cover (2) is clamped on the surface of the sound box body (1), four clamping rods (3) are fixedly connected to the inner wall of the sound box body (1), a circuit board (4) is slidably connected to the surfaces of the four clamping rods (3), a cover plate (5) is clamped on one side, away from the protective cover (2), of the sound box body (1), a limiting device (6) is arranged on the inner wall of the sound box body (1), the limiting device (6) comprises two telescopic rods (607), the two telescopic rods (607) are both fixedly connected with the inner wall of the sound box body (1), a first spring (608) is sleeved on the surface of each telescopic rod (607), one end of the first spring (608) is fixedly connected with the sound box body (1), the other end of the first spring (608) is fixedly connected with a rectangular plate (609), one ends, away from the protective cover (2), of the two telescopic rods (607) are fixedly connected with a U-shaped plate (601), one side, away from the telescopic rod (607), of the U-shaped plate (601) is fixedly connected with one side, corresponding to one side of the U-shaped plate (609), the T-shaped block (601), two T-shaped blocks (602) are both arranged on the inner wall of the rectangular plate (602), and the sliding block (601), a connecting rope (610) is fixedly connected between the rotating shaft (604) and the sliding plate (602);

the surface of the sound box body (1) is provided with a mounting structure (7), the mounting structure (7) comprises two positioning plates (76), the two positioning plates (76) are fixedly connected with the sound box body (1), the inner walls of the two positioning plates (76) are respectively connected with a sliding pin (78) in a sliding manner, one ends, close to each other, of the two sliding pins (78) are respectively and fixedly connected with a bolt (79), the surface of the sliding pin (78) is sleeved with a third spring (77), one end of the third spring (77) is fixedly connected with the bolt (79), the other end of the third spring (77) is fixedly connected with the positioning plates (76), one side, close to the sound box body (1), of the protective cover (2) is fixedly connected with two trapezoidal blocks (71), one sides, corresponding to the bolts (79), of the two trapezoidal blocks (71) are respectively provided with a positioning hole (72), the size of the positioning hole (72) is matched with the size of the bolt (79), one sides, far away from each other, of the two positioning plates (76) are respectively and fixedly connected with two long plates (75), one ends, the surface of the connecting rod (74) is sleeved with the sliding pin (73), and the sliding pin (73), the pull rope (73) is connected on the surface of the pulley (74) in a sliding way, the surface of the sound box body (1) is provided with a fixing device (8), the fixing device (8) comprises a rotating rod (81), the rotating rod (81) is rotatably connected with the sound box body (1), one end of the rotating rod (81) far away from the sound box body (1) is fixedly connected with a sliding cylinder (83), the inner wall of the sliding cylinder (83) is connected with a round pin (82) in a sliding way, the end surface of the round pin (82) is fixedly connected with a sucker (85), the other end of the round pin (82) is fixedly connected with a round piece, the round pin (82) is rotatably connected with the sound box body (1) by means of a rotating rod (81), a collar (84) is connected with the surface of the round pin (82) in a sliding way, the surface of the lantern ring (84) is fixedly connected with two U-shaped frames (86), the inner walls of the two U-shaped frames (86) are respectively provided with two sliding grooves, the inner walls of the two sliding grooves are respectively connected with a clamping block in a sliding way, one side of each clamping block, which is close to each other, is fixedly connected with a sliding block (88), the sliding blocks (88) are in sliding connection with the U-shaped frame (86) by means of clamping blocks, the shovel blocks (87) are fixedly connected to the sides, close to each other, of the two sliding blocks (88), the side surface of the shovel block (87) is of a right-angled triangle structure, and the shovel block (87) is connected with the U-shaped frame (86) in a sliding mode through a sliding block (88).

2. The wireless mini-speaker of claim 1, wherein: one end fixedly connected with commentaries on classics piece (603) of audio amplifier body (1) are kept away from in pivot (604), pivot (604) are rotated with U-shaped board (601) with the help of changeing piece (603) and are connected, one end fixedly connected with baffle (611) of changeing piece (603) are kept away from in pivot (604).

3. The wireless mini speaker of claim 1, wherein: both sides of the rectangular plate (609) are fixedly connected with fixing rods (606), the surface of each fixing rod (606) is sleeved with a rotary drum (605), and the circuit board (4) is in sliding connection with the rotary drum (605).

4. The wireless mini-speaker of claim 1, wherein: a square groove is formed in one side, close to the sliding plate (602), of the U-shaped plate (601), and a second spring (613) is fixedly connected between the inner wall of the square groove and the sliding plate (602).