CN218772344U - Compact sound box structure - Google Patents

Abstract

The utility model belongs to the technical field of the audio amplifier, a compact audio amplifier structure is disclosed, including inside hollow audio amplifier main part, the fixed mainboard that is provided with on the inner wall of audio amplifier main part, the fixed mounting panel that is provided with on the interior diapire of audio amplifier main part, the fixed loudspeaker that is provided with two mutual symmetries on the lateral wall of mounting panel, the lateral wall that the mounting panel was kept away from to loudspeaker and the inner wall butt of audio amplifier main part, loudspeaker and mainboard electricity are connected, set up a plurality of equidistant distribution's the hole that expands on the lateral wall of audio amplifier main part, the mounting groove has been seted up to the upper surface symmetry of audio amplifier main part, two equal slip in the mounting groove is provided with the installation pole, be provided with the removal subassembly that is used for removing the audio amplifier main part in the audio amplifier main part. The utility model discloses have the effect that reduces the staff work degree of difficulty.

Description

Compact sound box structure

Technical Field

The application relates to the technical field of sound boxes, in particular to a compact sound box structure.

Background

A speaker refers to a device that can convert an audio signal into sound. Generally speaking, it is that a power amplifier is provided in the main cabinet or the bass cabinet of the sound box, and the sound is amplified and then emitted back by the sound box itself, so that the sound becomes louder. The loudspeaker box is a terminal of the whole sound system and is used for converting audio electric energy into corresponding sound energy and radiating the sound energy into a space. It is an extremely important component of an audio system and is responsible for the task of converting electrical signals into acoustic signals for direct listening by the human ear.

The utility model discloses a compact sound box structure in the Chinese utility model with the publication number of CN213522268U, which comprises a box body, two mounting plates which are obliquely arranged and arranged on the front surface of the box body, an inverter mechanism and two loudspeakers, wherein the inverter mechanism and the two loudspeakers are arranged in the box body; the two mounting plates are respectively an upper mounting plate and a lower mounting plate, the upper mounting plate is arranged towards the outer side of the box body and inclines upwards, the lower mounting plate is arranged below the upper mounting plate, the lower mounting plate is arranged towards the outer side of the box body and inclines downwards, and the two loudspeakers are respectively arranged on the two mounting plates; the phase inversion mechanism comprises a first upper phase inversion plate, a second upper phase inversion plate, a first lower phase inversion plate and a second lower phase inversion plate, wherein the first upper phase inversion plate and the first lower phase inversion plate are arranged at an interval from top to bottom.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when a worker needs to move the sound box, the worker needs to move the sound box with brute force, and therefore the difficulty of moving the sound box by the worker is improved, and the working difficulty of the worker is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present application provides a compact speaker structure.

The application provides a compact audio amplifier structure adopts following technical scheme:

the utility model provides a compact audio amplifier structure, includes inside hollow audio amplifier main part, the fixed mainboard that is provided with on the inner wall of audio amplifier main part, the fixed mounting panel that is provided with on the interior diapire of audio amplifier main part, the fixed two mutual loudspeaker that are provided with on the lateral wall of mounting panel, loudspeaker keep away from the lateral wall of mounting panel and the inner wall butt of audio amplifier main part, loudspeaker are connected with the mainboard electricity, set up a plurality of equidistant distribution's the sound amplification hole on the lateral wall of audio amplifier main part, the mounting groove has been seted up to the upper surface symmetry of audio amplifier main part, two equal slip in the mounting groove is provided with the installation pole, be provided with the removal subassembly that is used for removing the audio amplifier main part in the audio amplifier main part.

Through above-mentioned technical scheme, when the staff need use the audio amplifier, the staff need start the audio amplifier, and then makes the audio amplifier broadcast sound through loudspeaker. In the process, the sound amplifying holes reduce the probability that the sound box body blocks sound waves, and therefore the playing effect of the sound box body is improved. In addition, when the staff need remove the audio amplifier main part, the staff need start the removal subassembly, and then the staff makes progress the slidable mounting pole to the staff removes the position of audio amplifier main part through promoting the mounting pole, and then has reduced the degree of difficulty that the staff removed the audio amplifier main part, thereby has reduced staff's the work degree of difficulty.

Further, it is a plurality of that the removal subassembly includes that a plurality of equidistant fixed first movable rod, a plurality of equidistant fixed second movable rod that sets up in audio amplifier main part bottom surface, a plurality of first spout has all been seted up on the lateral wall of first movable rod, and is a plurality of the second spout has all been seted up on the lateral wall of second movable rod, it still includes a plurality of first sliders that slide respectively to set up in a plurality of first spouts, a plurality of second sliders that slide respectively to set up in a plurality of second spouts, a plurality of rotation axis that rotate respectively to set up on a plurality of first slider lateral walls and a plurality of rotation wheels of fixed setting respectively on a plurality of rotation axis outer walls, and is a plurality of the rotation axis rotates with neighbouring second slider respectively and is connected.

Through above-mentioned technical scheme, when the staff need remove the audio amplifier main part, the staff need the first slider of lapse, and then makes first slider lapse to make the axis of rotation lapse under the first slider effect, and then make and rotate the wheel lapse under the effect of axis of rotation, thereby make the second slider lapse under the effect of axis of rotation, and then make and rotate wheel and ground contact. At this moment, the staff removes the position of audio amplifier main part through promoting the installation pole, and then has reduced the degree of difficulty that the staff removed the audio amplifier main part to staff's the work degree of difficulty has been reduced.

Further, a limiting groove is formed in the side wall, away from the first sliding groove, of the first movable rod, a connecting groove communicated with the first sliding groove is formed in the inner wall, close to the first sliding groove, of the limiting groove, a limiting block is arranged in the limiting groove in a sliding mode, a connecting rod is arranged in the connecting groove in a sliding mode, the connecting rod and the limiting block are fixed to each other, and the connecting rod and the first sliding block are fixed to each other.

Through the technical scheme, when staff need the first slider of lapse, the staff need the stopper of lapse, and then make the connecting block lapse under the effect of stopper, thereby make first slider lapse under the effect of connecting block, and then make the axis of rotation lapse under the effect of first slider, thereby make and rotate wheel and second slider lapse under the effect of axis of rotation, and then make the second slider lapse under the effect of axis of rotation, thereby the degree of difficulty of the staff slip first slider has been reduced, and then staff's the work degree of difficulty has been reduced.

Further, a rotating groove has been formed in the side wall of the first movable rod, a rotating rod is arranged in the rotating groove, a fixed rope is fixedly arranged on the side wall of the rotating rod, the other end of the fixed rope is fixedly arranged on the upper surface of the limiting block, a first spring is fixedly arranged on the upper surface of the limiting block, and the other end of the first spring is fixedly arranged on the inner top wall of the limiting groove.

Through above-mentioned technical scheme, when the staff need upwards slide the stopper, the staff need rotate the dwang, and then make the one end of fixed rope twine to the lateral wall of dwang under the effect of dwang on to make the other end of fixed rope upwards move, and then make the stopper upwards move under the effect of fixed rope, thereby reduced the degree of difficulty that the staff removed the stopper, and then reduced staff's the work degree of difficulty. In addition, first spring has reduced the stopper in the course of the work gliding probability that makes progress, and then has reduced connecting rod and slider gliding probability that makes progress in the course of the work to the probability that the axis of rotation upwards removed in the course of the work has been reduced, and then has improved the stability of device.

Further, a tight supporting groove is formed in the side wall of the rotating rod, a fixing groove is formed in the inner wall of the tight supporting groove, a tight supporting block is arranged in the tight supporting groove in a sliding mode, a fixing rod is arranged in the fixing groove in a sliding mode, and a first inclined surface is formed in the edge, crossing with the side wall far away from the rotating groove, of the tight supporting block close to the fixing rod.

Through above-mentioned technical scheme, when rotating wheel and ground contact, the staff need slide the dead lever to the direction that is close to the piece that supports, and then makes the dead lever be close to gradually and finally support tight first inclined plane to make the piece that supports slide to the direction that is close to the rotation groove inner wall under the effect of dead lever, and then make and support the inner wall that the tight piece supported tight rotation groove, thereby take place pivoted probability when having reduced the dwang and receiving external force, and then improved the stability of device.

Furthermore, an annular groove is formed in the inner wall of the rotating groove, an annular block is arranged in the annular groove in a rotating mode, and the annular block and the rotating rod are fixed to each other.

Through above-mentioned technical scheme, when the staff rotated the dwang, the annular piece followed the dwang and rotated under the effect of dwang. In the process, the annular block reduces the probability that the rotating rod slides in the rotating process, and further reduces the probability that the rotating rod and the rotating groove are separated from each other, so that the stability of the device is improved.

Furthermore, the side wall of the abutting block is fixedly provided with a rubber sheet for improving the stability of the device.

Through above-mentioned technical scheme, rubber has good elasticity, and the sheet rubber that adopts rubber to make has improved the biggest stiction upper limit of supporting tight piece and rotating groove inner wall to the dwang has been improved and has taken place pivoted probability in the course of the work, and then has improved the stability of device.

Furthermore, two the fixed surface of installation pole is provided with and is used for reducing the staff and removes audio amplifier main part degree of difficulty handle.

Through the technical scheme, when the staff need promote the installation pole, the staff need promote the handle, and then has reduced the degree of difficulty that the staff removed the audio amplifier main part to staff's the work degree of difficulty has been reduced.

In summary, the present application includes at least one of the following advantageous technical effects:

(1) In this application, when the staff need use the audio amplifier, the staff need start the audio amplifier, and then makes the audio amplifier broadcast sound through loudspeaker. In the process, the sound amplifying holes reduce the probability that the sound box body blocks sound waves, and therefore the playing effect of the sound box body is improved. In addition, when the staff needs to move the sound box main body, the staff needs to start the moving assembly and then slide the mounting rod upwards, so that the staff moves the position of the sound box main body by pushing the mounting rod, the difficulty of the staff in moving the sound box main body is reduced, and the working difficulty of the staff is reduced;

(2) In this application, the staff need first slider of lapse, and then makes first slider lapse to make the axis of rotation move down under first slider effect, and then make and rotate the wheel and move down under the effect of axis of rotation, thereby make the second slider lapse under the effect of axis of rotation, and then make and rotate wheel and ground contact. At the moment, the worker pushes the mounting rod to move the position of the sound box main body, so that the difficulty of moving the sound box main body by the worker is reduced, and the working difficulty of the worker is reduced;

(3) In this application, when the staff need the first slider of lapse, the staff need the lapse, and then make the connecting block slide downwards under the effect of stopper, thereby make first slider slide downwards under the effect of connecting block, and then make the axis of rotation move downwards under the effect of first slider, thereby make and rotate wheel and second slider and move downwards under the effect of axis of rotation, and then make the second slider slide downwards under the effect of axis of rotation, thereby the degree of difficulty of the staff first slider that slides has been reduced, and then staff's the work degree of difficulty has been reduced.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic cross-sectional view of the main board for highlighting the main board according to the present application;

FIG. 3 is a schematic view of the present application showing the construction of a spinning wheel;

FIG. 4 is a schematic cross-sectional view of a highlighting moving assembly of the present application;

fig. 5 is a schematic cross-sectional view of the present application for highlighting the fixation rod.

The reference numbers in the figures illustrate:

1. a main body of the sound box; 11. a main board; 12. mounting a plate; 13. a horn; 14. mounting a rod; 2. a sound expansion hole; 21. mounting grooves; 22. a first chute; 23. a second chute; 24. a limiting groove; 25. connecting grooves; 26. a rotating groove; 27. abutting against the groove; 28. fixing grooves; 29. an annular groove; 3. a moving assembly; 31. a first movable bar; 32. a second movable bar; 33. a first slider; 34. a second slider; 35. a rotating shaft; 36. a rotating wheel; 4. a limiting block; 41. a connecting rod; 5. rotating the rod; 51. fixing a rope; 52. a first spring; 6. a propping block; 61. fixing the rod; 62. a first inclined surface; 7. a ring block; 8. a rubber sheet; 9. a handle.

Detailed Description

The technical solution in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those of ordinary skill in the art without any inventive work based on the embodiments in the present application belong to the protection scope of the present application.

Example 1:

the present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a compact sound box structure, please refer to fig. 1-5, including sound box main body 1, mainboard 11, mounting panel 12, loudspeaker 13, mounting rod 14, moving component 3, stopper 4, connecting rod 41, rotating rod 5, fixed rope 51, first spring 52, support tight piece 6, fixed rod 61, and annular piece 7. The loudspeaker box main body 1 is a hollow rectangular block structure, a plurality of sound expansion holes 2 distributed at equal intervals are formed in the side wall of the loudspeaker box main body 1, and the mounting grooves 21 are symmetrically formed in the upper surface of the loudspeaker box main body 1. The main board 11 is a rectangular plate structure, and the main board 11 is fixedly arranged on the inner wall of the sound box main body 1. The mounting plate 12 is a rectangular plate structure, and the mounting plate 12 is fixedly arranged on the inner bottom wall of the sound box main body 1. Loudspeaker 13 is equipped with two, and two loudspeaker 13 symmetries set up on the lateral wall of mounting panel 12, and loudspeaker 13 keeps away from the lateral wall of mounting panel 12 and the inner wall butt of audio amplifier main part 1, and loudspeaker 13 is connected with mainboard 11 electricity. The mounting rods 14 are rectangular rod-shaped structures, and two mounting rods 14 are arranged and are respectively arranged in the two mounting grooves 21 in a sliding manner.

The moving assembly 3 is disposed on the speaker main body 1, and is configured to move the speaker main body 1, and the speaker main body 1 includes a first movable rod 31, a second movable rod 32, a first slider 33, a second slider 34, a rotating shaft 35, and a rotating wheel 36. The first movable rod 31 is a rectangular rod-shaped structure, the first movable rod 31 is provided with a plurality of and equidistant fixed settings on the bottom surface of the main body 1 of the sound box, and the side walls of the plurality of first movable rods 31 are all provided with a first chute 22. The second movable rod 32 is a rectangular rod-shaped structure, the second movable rod 32 is provided with a plurality of and equidistant fixed bottom surfaces arranged on the main body 1 of the sound box, and the side walls of the plurality of second movable rods 32 are provided with second sliding grooves 23. The first sliding blocks 33 are rectangular block structures, and a plurality of the first sliding blocks 33 are arranged in the plurality of first sliding grooves 22 in a sliding manner. The second sliding block 34 is a rectangular block structure, and the second sliding blocks 34 are provided with a plurality of second sliding grooves 23 which are respectively arranged in a sliding manner. The rotating shaft 35 is a round bar-shaped structure, the axis of the rotating shaft 35 is horizontal, a plurality of rotating shafts 35 are arranged on the side walls of the plurality of first sliding blocks 33 in a rotating mode, and the plurality of rotating shafts 35 are respectively connected with the adjacent second sliding blocks 34 in a rotating mode. The rotary wheel 36 has an annular structure, the axis of the rotary wheel is overlapped with the axis of the rotary shaft 35, and a plurality of rotary wheels 36 are respectively fixed on the outer walls of the plurality of rotary shafts 35.

When the staff need move the main body 1 of the sound box, the staff need slide the first sliding block 33 downwards, and then make the first sliding block 33 slide downwards, so that the rotating shaft 35 moves downwards under the action of the first sliding block 33, and then the rotating wheel 36 moves downwards under the action of the rotating shaft 35, so that the second sliding block 34 slides downwards under the action of the rotating shaft 35, and then the rotating wheel 36 contacts with the ground. At this time, the worker moves the position of the main body 1 by pushing the mounting rod 14, and then the difficulty of moving the main body 1 by the worker is reduced, thereby reducing the work difficulty of the worker.

The side wall of the first movable rod 31 far from the first sliding groove 22 is provided with a limiting groove 24, and the inner wall of the limiting groove 24 near the first sliding groove 22 is provided with a connecting groove 25 communicated with the first sliding groove 22. Stopper 4 is rectangle block structure, and stopper 4 slides and sets up in spacing groove 24. The connecting rod 41 is a rectangular rod-shaped structure, and is slidably disposed in the connecting groove 25, the connecting rod 41 and the limiting block 4 are fixed to each other, and the connecting rod 41 and the first sliding block 33 are fixed to each other.

When staff need first slider 33 of lapse, staff need lapse stopper 4, and then make the connecting block lapse under stopper 4's effect, thereby make first slider 33 lapse under the effect of connecting block, and then make axis of rotation 35 lapse under first slider 33's effect, thereby make and rotate wheel 36 and second slider 34 lapse under axis of rotation 35's effect, and then make second slider 34 lapse under axis of rotation 35's effect, thereby the degree of difficulty that staff slided first slider 33 has been reduced, and then staff's the work degree of difficulty has been reduced.

The side wall of the first movable rod 31 is provided with a rotating groove 26, the rotating rod 5 is a round rod-shaped structure, the axis of the rotating rod 5 is horizontal, and the rotating rod 5 is rotatably arranged in the rotating groove 26. One end of the fixing rope 51 is fixedly arranged on the side wall of the rotating rod 5, and the other end of the fixing rope 51 is fixedly arranged on the upper surface of the limiting block 4. One end of the first spring 52 is fixedly arranged on the upper surface of the limiting block 4, and the other end of the first spring 52 is fixedly arranged on the inner top wall of the limiting groove 24.

When the staff need upwards slide stopper 4, the staff need rotate dwang 5, and then make fixed rope 51's one end twine to dwang 5's lateral wall under dwang 5's effect on to make fixed rope 51's the other end upwards remove, and then make stopper 4 upwards remove under fixed rope 51's effect, thereby reduced the staff and removed the degree of difficulty of stopper 4, and then reduced staff's the work degree of difficulty. In addition, the first spring 52 reduces the probability that the limiting block 4 slides upwards in the working process, and further reduces the probability that the connecting rod 41 and the sliding block slide upwards in the working process, so that the probability that the rotating shaft 35 moves upwards in the working process is reduced, and the stability of the device is improved.

The side wall of the rotating rod 5 is provided with a tight supporting groove 27, and the inner wall of the tight supporting groove 27 is provided with a fixing groove 28. The abutting block 6 is a rectangular block structure, and the abutting block 6 is slidably arranged in the abutting groove 27. The fixing rod 61 is a rectangular rod-shaped structure, the fixing rod 61 is slidably disposed in the fixing groove 28, and a first inclined surface 62 is disposed on an edge of the fastening block 6, which is intersected with a side wall of the fixing rod 61 and a side wall of the fastening block far away from the rotating groove 26.

When the rotating wheel 36 contacts with the ground, the worker needs to slide the fixing rod 61 in the direction close to the abutting block 6, and then the fixing rod 61 is gradually close to and finally abuts against the first inclined surface 62, so that the abutting block 6 slides in the direction close to the inner wall of the rotating groove 26 under the action of the fixing rod 61, and then the abutting block 6 abuts against the inner wall of the rotating groove 26, thereby reducing the probability of rotation when the rotating rod 5 is subjected to external force, and further improving the stability of the device.

An annular groove 29 is formed in the inner wall of the rotating groove 26, the annular block 7 is of a circular annular block 7-shaped structure, the annular block 7 is rotatably arranged in the annular groove 29, and the annular block 7 and the rotating rod 5 are fixed to each other.

When the staff rotates the turning lever 5, the ring block 7 follows the turning lever 5 to rotate under the action of the turning lever 5. In this process, the ring block 7 reduces the probability of the sliding of the rotating lever 5 in the rotating process, and further reduces the probability of the mutual separation of the rotating lever 5 and the rotating groove 26, thereby improving the stability of the device.

In order to improve the stability of the device, a rubber sheet 8 is fixedly arranged on the side wall of the abutting block 6. Rubber has good elasticity, and the rubber sheet 8 made of rubber improves the maximum static friction upper limit of the inner wall of the abutting block 6 and the rotating groove 26, so that the probability of the rotating rod 5 rotating in the working process is improved, and the stability of the device is further improved.

In order to reduce the difficulty of moving the sound box main body 1 by workers, handles 9 are fixedly arranged on the upper surfaces of the two mounting rods 14. When the staff need promote installation pole 14, the staff need promote handle 9, and then has reduced the staff and has removed the degree of difficulty of audio amplifier main part 1 to staff's the work degree of difficulty has been reduced.

The implementation principle of a compact audio amplifier structure in the embodiment of this application does: when the staff need use the audio amplifier, the staff need start the audio amplifier, and then makes the audio amplifier broadcast sound through loudspeaker 13. In this process, the sound amplifying holes 2 reduce the probability that the sound box body 1 blocks sound waves, and further improve the playing effect of the sound box body 1. In addition, when the staff need move audio amplifier main part 1, the staff need start moving assembly 3, and the staff need first slider 33 of lapse, and then makes first slider 33 lapse to make axis of rotation 35 lapse under the effect of first slider 33, and then makes and rotate wheel 36 lapse under the effect of axis of rotation 35, thereby makes second slider 34 lapse under the effect of axis of rotation 35, and then makes and rotate wheel 36 and ground contact. At this time, the worker moves the position of the main body 1 by pushing the mounting rod 14, and then the difficulty of moving the main body 1 by the worker is reduced, thereby reducing the work difficulty of the worker. And then the staff upwards slides installation pole 14 to the staff moves the position of audio amplifier main part 1 through promoting installation pole 14, and then has reduced the degree of difficulty that the staff removed audio amplifier main part 1, thereby has reduced staff's the work degree of difficulty.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A compact audio amplifier structure which characterized in that: including inside hollow audio amplifier main part (1), fixed mainboard (11) that is provided with on the inner wall of audio amplifier main part (1), fixed mounting panel (12) that is provided with on the interior diapire of audio amplifier main part (1), fixed loudspeaker (13) that are provided with two mutual symmetries on the lateral wall of mounting panel (12), the lateral wall of mounting panel (12) and the inner wall butt of audio amplifier main part (1) are kept away from in loudspeaker (13), loudspeaker (13) are connected with mainboard (11) electricity, set up a plurality of equidistant distribution's public address hole (2) on the lateral wall of audio amplifier main part (1), mounting groove (21), two have been seted up to the upper surface symmetry of audio amplifier main part (1) equal slip in mounting groove (21) and have installation pole (14), be provided with removal subassembly (3) that are used for removing audio amplifier main part (1) on audio amplifier main part (1).

2. The compact cabinet structure of claim 1, wherein: remove subassembly (3) and include a plurality of equidistant fixed first movable rod (31) that set up in audio amplifier main part (1) bottom surface, a plurality of equidistant fixed second movable rod (32) that set up in audio amplifier main part (1) bottom surface, it is a plurality of first spout (22) have all been seted up on the lateral wall of first movable rod (31), it is a plurality of second spout (23) have all been seted up on the lateral wall of second movable rod (32), remove subassembly (3) still include a plurality of first slider (33) that slide respectively and set up in a plurality of first spout (22), a plurality of second slider (34) that slide respectively and set up in a plurality of second spout (23), a plurality of rotation axis (35) that rotate respectively and set up on a plurality of first slider (33) lateral walls and a plurality of rotation wheel (36) of fixed setting respectively on a plurality of rotation axis (35) outer wall, it is a plurality of rotation axis (35) rotate with adjacent second slider (34) respectively and be connected.

3. A compact cabinet structure according to claim 2, wherein: spacing groove (24) have been seted up on the lateral wall that first spout (22) were kept away from in first movable rod (31), spacing groove (24) are close to on the inner wall of first spout (22) set up spread groove (25) that communicate each other with first spout (22), it is provided with stopper (4) to slide in spacing groove (24), it is provided with connecting rod (41) to slide in spread groove (25), connecting rod (41) and stopper (4) reciprocal anchorage, connecting rod (41) and first slider (33) reciprocal anchorage.

4. A compact cabinet structure according to claim 3, wherein: seted up on the lateral wall of first movable rod (31) and rotated groove (26), it is provided with dwang (5) to rotate groove (26) internal rotation, the fixed rope (51) that is provided with on the lateral wall of dwang (5), the fixed upper surface that sets up at stopper (4) of the other end of fixed rope (51), the fixed upper surface of stopper (4) is provided with first spring (52), the other end of first spring (52) is fixed to be set up on the interior roof of spacing groove (24).

5. The compact cabinet structure of claim 4, wherein: seted up on the lateral wall of dwang (5) and supported tight groove (27), seted up fixed slot (28) on the inner wall of supporting tight groove (27), it is provided with to support tight piece (6) to support to slide in tight groove (27), it is provided with dead lever (61) to slide in fixed slot (28), support tight piece (6) and be close to the lateral wall of dead lever (61) and rather than keeping away from and seted up first inclined plane (62) on the crossing edge of lateral wall of rotating groove (26).

6. The compact cabinet structure of claim 4, wherein: the inner wall of the rotating groove (26) is provided with an annular groove (29), an annular block (7) is rotationally arranged in the annular groove (29), and the annular block (7) and the rotating rod (5) are fixed to each other.

7. The compact speaker box structure of claim 5, wherein: and a rubber sheet (8) for improving the stability of the device is fixedly arranged on the side wall of the abutting block (6).

8. The compact speaker box structure of claim 1, wherein: two the fixed surface of installation pole (14) is provided with and is used for reducing staff's removal audio amplifier main part (1) difficulty handle (9).

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