CN210491136U

CN210491136U - But angle regulation's audio amplifier

Info

Publication number: CN210491136U
Application number: CN201922176377.3U
Authority: CN
Inventors: 赵军; 邓奎
Original assignee: Guangzhou Sounord Electronics Co ltd
Current assignee: Guangzhou Sounord Electronics Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-05-08
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to an audio amplifier technical field, the angle to the audio amplifier is difficult to the problem of adjusting, but an angle regulation's audio amplifier is provided, support on including the audio amplifier and being fixed in the wall, the support is including being fixed in the support on the wall, rotate the first dwang of being connected and keep away from the second dwang that support one end is rotated and is connected with first dwang with the support, first dwang rotates along vertical direction, the second dwang rotates along the horizontal direction, the one end and the audio amplifier connection of first dwang are kept away from to the second dwang, be equipped with the first motor of drive first dwang pivoted on the support, be equipped with drive second dwang pivoted second motor on the first dwang. Rotate with the first dwang of drive through starting first motor in order to adjust the turned angle of audio amplifier in vertical direction, rotate with the drive second dwang through starting the second motor in order to adjust the turned angle of audio amplifier on the horizontal direction, the angle modulation of the audio amplifier of being convenient for.

Description

But angle regulation's audio amplifier

Technical Field

The utility model relates to a technical field of audio amplifier especially relates to an angle-adjustable's audio amplifier.

Background

The sound box is mainly used for increasing the volume so as to facilitate the diffusion of sound, and the sound box is mainly applied to a stage to create a stage volume effect or applied to a report hall to diffuse the volume.

When the sound box is installed, the installation angle of the sound box is usually required to be adjusted according to the size of the stage and the size of the report hall, when the stage needs the effect of surround sound or the number of people in the report hall changes, so that the sound effect of the report hall needs to be switched between two states of being concentrated on the front row or being diffused in the whole meeting place, the orientation angle of the sound box also needs to be adjusted, however, the existing sound box is usually fixed on the wall, the angle cannot be adjusted after the sound box is installed, the stage effect and the experience of listening to reports of listeners are easily influenced, and therefore, the improvement space is still left.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an but angle regulation's audio amplifier convenient to angle regulation.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an angle-adjustable's audio amplifier, includes the audio amplifier and is fixed in the support on the wall, the support is including being fixed in support on the wall, rotating the first dwang of being connected with the support and keeping away from support one end with first dwang and rotating the second dwang of being connected, first dwang rotates along vertical direction, the second dwang rotates along the horizontal direction, the one end and the audio amplifier connection of first dwang are kept away from to the second dwang, be equipped with the first dwang pivoted first motor of drive on the support, be equipped with drive second dwang pivoted second motor on the first dwang.

By adopting the technical scheme, the first motor is started to drive the first rotating rod to rotate, so that the rotating angle of the sound box in the vertical direction is adjusted, the second motor is started to drive the second rotating rod to rotate, the rotating angle of the sound box in the horizontal direction is adjusted, the orientation angle of the sound box is more suitable for actual needs, the angle adjustment of the sound box is facilitated, and the application range of the sound box is favorably expanded.

The first rotating rod and the second rotating rod are driven by the first motor and the second motor to rotate so as to adjust the angle of the sound box, so that the angle adjustment of the sound box can be closed by starting the control motor on the ground and can be adjusted by positive and negative rotation of the control motor, the angle adjustment operation of the sound box is simpler and more convenient, and the danger caused by climbing of a worker for high-altitude adjustment is favorably reduced.

The utility model discloses further set up to: the second rotating rod is detachably connected with the loudspeaker box.

By adopting the technical scheme, the second rotating rod and the sound box can be detachably connected, so that the sound box can be detached and replaced independently when damaged.

The utility model discloses further set up to: the loudspeaker box is characterized in that an inserting strip is fixed on the loudspeaker box, a fixing seat is fixed on the second rotating rod, an inserting hole for inserting the inserting strip is formed in the fixing seat, and a fastening piece for locking the inserting strip in the inserting hole is further arranged on the fixing seat.

By adopting the technical scheme, the sound box and the support are fixed by inserting the inserting strips into the inserting holes and fixing the inserting strips into the inserting holes through the fastening pieces; the fixing of the inserting strips by the fasteners is released, and the inserting strips are taken out from the jacks, so that the loudspeaker box and the support are detached, the operation is simple and convenient, and the loudspeaker box is detached and replaced more conveniently.

The utility model discloses further set up to: the inner wall of the jack is provided with a flexible piece.

Adopt above-mentioned technical scheme, the inner wall through the jack is equipped with the flexible piece for the inner wall of cutting and jack is difficult to have the gap, thereby is favorable to reducing the audio amplifier and leads to the condition that the cutting rocked because of the vibrations of sound in the use, and then is favorable to improving the stability of being connected of support and audio amplifier better, makes the weak point of being connected of support and audio amplifier be difficult to the fracture more, and then is favorable to reducing the danger that the audio amplifier falls when being favorable to prolonging the life of support.

The utility model discloses further set up to: the flexible piece is arranged towards the bottom wall of the jack from one end of the opening of the jack in an inclined mode.

Adopt above-mentioned technical scheme, through the setting of flexible piece by jack opening one end towards the slope of jack diapire, be favorable to inserting the spigot formation inclined guide surface for the cutting to be favorable to the cutting to insert better to the jack, make the fixed operation of audio amplifier more simple and convenient.

The utility model discloses further set up to: one side of the flexible piece, which is close to the inner wall of the jack, is recessed with a groove.

By adopting the technical scheme, the groove is recessed on one side of the flexible piece close to the inner wall of the jack, so that a smooth plane is formed on one side of the flexible piece far away from the inner wall of the jack, the friction force of the cutting inserted into the jack is reduced, and the cutting is better inserted into the jack; in addition, when the cutting is inserted to the jack, the flexible piece is in order to cushion by the extrusion deformation accessible recess of cutting to be favorable to reducing the resistance of flexible piece to the cutting at the insertion jack in-process, make the insertion of cutting more simple and convenient, and then make the fixed operation of audio amplifier more simple and convenient.

The utility model discloses further set up to: the fixed seat is provided with a pull rope, and the angle-adjustable sound box further comprises a fixing piece arranged on the wall and used for fixing one end, far away from the fixed seat, of the pull rope.

Adopt above-mentioned technical scheme, through the setting that is equipped with stay cord and mounting on the fixing base, be favorable to the stay cord to provide ascending pulling force for the audio amplifier to make the audio amplifier be difficult to down fall under the effect of self gravity more, make the audio amplifier and the weak point of being connected of support be difficult to the fracture more, still be favorable to reducing the tie point fracture of audio amplifier and support better and lead to the danger that the audio amplifier is tenesmic when being favorable to prolonging the life of support better.

The utility model discloses further set up to: the fixing member includes a roller rotatably attached to the wall for winding the pulling rope and a restricting member for restricting rotation of the roller.

Adopt above-mentioned technical scheme, through relieving the locking of restriction piece to the cylinder to the rotary drum, can make the stay cord twine on the cylinder, when the stay cord was drawn to the tight state, can lock the cylinder through the rotation of restriction piece restriction cylinder, make the rigidity of stay cord for the tight state and the state of relaxing of stay cord are switched more easily, are favorable to the stay cord to provide pulling force for the audio amplifier better, make the audio amplifier be difficult to the tenesmus more.

The utility model discloses further set up to: the drum is positioned close to the ground.

By adopting the technical scheme, the position of the roller is close to the ground, so that the switching operation of the tightness state of the pull rope can be directly carried out on the ground, the state switching operation of the pull rope is simpler, more convenient and safer, and the condition that the worker needs to climb to the high altitude to operate and cause danger is favorably reduced.

The utility model discloses further set up to: and the first rotating rod is also provided with a guide ring for the penetration of the pull rope, and the guide ring and the second rotating rod synchronously rotate.

Adopt above-mentioned technical scheme, through the setting of guide ring and the synchronous pivoted setting of guide ring and second dwang, be favorable to controlling the pulling force direction of stay cord to the fixing base to be favorable to the stay cord to provide ascending pulling force for the audio amplifier better, make the audio amplifier be difficult to the tenesmus more, be favorable to improving the security of audio amplifier.

To sum up, the utility model discloses following beneficial effect has:

1. the first motor is started to drive the first rotating rod to rotate so as to adjust the rotating angle of the sound box in the vertical direction, and the second motor is started to drive the second rotating rod to rotate so as to adjust the rotating angle of the sound box in the horizontal direction, so that the angle adjustment of the sound box is facilitated, and the application range of the sound box is favorably expanded;

2. the first rotating rod and the second rotating rod are driven to rotate by the first motor and the second motor so as to adjust the angle of the sound box, so that the angle adjustment of the sound box can be adjusted on the ground by controlling the starting and closing of the motors and by controlling the forward and reverse rotation of the motors, the angle adjustment operation of the sound box is simpler and more convenient, and the danger caused by workers climbing high above the ground for adjustment is favorably reduced;

3. can dismantle the setting of being connected through second dwang and audio amplifier, the audio amplifier of being convenient for is dismantled alone and is changed when damaging.

Drawings

Fig. 1 is a schematic view of the whole structure of the angle-adjustable sound box of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic view of the internal structure of the angle-adjustable sound box of the present invention;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

In the figure, 1, wall; 2. a sound box; 21. cutting; 22. a threaded hole; 30. a fastener; 3. a support; 31. a support; 32. a first rotating lever; 33. a second rotating lever; 34. a fixed seat; 341. a connecting rod; 342. a connecting seat; 35. a bolt; 36. a jack; 37. a flexible member; 38. a groove; 41. a first motor; 42. a second motor; 43. a guide ring; 44. a commutation ring; 45. a fixing ring; 46. locking; 461. a shaping part; 462. a movable portion; 51. pulling a rope; 52. a handle; 6. a fixing member; 61. a limiting member; 611. a turntable; 612. a stud; 62. and (3) a roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model provides a but angle regulation's audio amplifier, see fig. 1, including audio amplifier 2 and be fixed in support 3 on the wall 1, support 3 is including being fixed in support 31 on the wall 1, rotate the first dwang 32 of being connected with support 31 and keep away from support 31 one end fixed connection's second dwang 33 with first dwang 32, be fixed with drive first dwang 32 pivoted first motor 41 on the support 31, be fixed with the second motor 42 of drive second dwang 33 on the first dwang 32, second dwang 33 can dismantle with audio amplifier 2 and be connected.

Referring to fig. 1, a rotating shaft of the first motor 41 penetrates through the support 31 and the first rotating rod 32, the rotating shaft of the first motor 41 is rotatably connected to one end of the support 31 far away from the wall 1, and the rotating shaft of the first motor 41 is fixedly connected to one end of the first rotating rod 32 near the support 31.

Referring to fig. 1, the rotating shaft of the second motor 42 penetrates through the first rotating rod 32 and the second rotating rod 33, the rotating shaft of the second motor 42 is fixedly connected to one end of the first rotating rod 32 away from the support 31, the housing of the second motor 42 is fixedly connected to one end of the second rotating rod 33 close to the first rotating rod 32, and the rotating shaft of the first motor 41 is rotatably connected to one end of the first rotating rod 32 close to the second rotating rod 33.

Referring to fig. 1, a fixing seat 34 is further fixed at one end of the second rotating rod 33 away from the first rotating rod 32, the fixing seat 34 includes a connecting rod 341 and a connecting seat 342, and two ends of the connecting rod 341 are respectively fixedly connected to the second rotating rod 33 and the connecting seat 342.

Referring to fig. 3 and 4, the back of the sound box 2 is fixed with the insert 21, the top end of the connecting seat 342 is recessed with an insertion hole 36 for inserting the insert 21, and the connecting seat 342 is further provided with a fastener 30 for locking the insert 21 in the insertion hole 36. The fastener 30 includes a through hole (not shown) penetrating the sidewall of the insertion hole 36 and a threaded hole 22 recessed in the slip 21, and the threaded hole 22 is aligned with the through hole when the slip 21 is inserted into the insertion hole 36. Referring to fig. 1, the threaded hole 22 is further threadedly coupled with a bolt 35, and the bolt 35 simultaneously penetrates through the through hole.

Referring to fig. 3 and 4, the inner wall of the insertion hole 36 is further covered with a flexible member 37, and in this embodiment, the flexible member 37 is a rubber pad. The flexible member 37 is inclined downward from the open end of the insertion hole 36 toward the bottom wall of the insertion hole 36. The flexible member 37 is further recessed with a plurality of grooves 38 on a side thereof close to the inner wall of the insertion hole 36, and the plurality of grooves 38 are uniformly distributed along the depth direction of the insertion hole 36.

Referring to fig. 3 and 4, the top end of the connecting rod 341 is also detachably connected with a pull rope 51. The top end of the connecting rod 341 is fixed with a fixing ring 45, one end of the pulling rope 51 close to the connecting rod 341 is fixed with a latch 46, the latch 46 comprises a shaped portion 461 and a movable portion 462, the movable portion 462 is also fixed with a spring (not shown in the figure) which drives the movable portion 462 to be always pressed against the shaped portion 461 to form the complete latch 46. The latch 46 is detached from the fixed ring 45 by pressing the movable portion 462 so that the movable portion 462 of the latch 46 is opened.

Referring to fig. 3 and 4, the rotating shaft of the second motor 42 penetrates through the second rotating rod 33 and partially protrudes out of the second rotating rod 33, a guide ring 43 for the rope 51 to penetrate through is further fixed at the end of the portion of the second motor 42 protruding out of the second rotating rod 33, and a reversing ring 44 for the rope 51 to penetrate through is further fixed on the wall 1.

Referring to fig. 1 and 2, the angle-adjustable sound box 2 further includes a fixing member 6 fixed on the wall 1 for fixing one end of the pulling rope 51 far from the connecting rod 341. The fixing member 6 includes a roller 62 rotatably coupled to the wall 1 and a restricting member 61 for restricting the rotation of the roller 62, the roller 62 being adjacent to the ground. The end of the roller 62 remote from the wall 1 is also secured to a handle 52. The reversing ring 44 is positioned directly above the roller 62.

Referring to fig. 1 and 2, the limiting member 61 includes a rotating disc 611 fixed at one end of the roller 62 close to the wall 1, the rotating disc 611 has a gap with the wall 1, a stud 612 tightly abutting against the wall 1 is screwed on the rotating disc 611, and the stud 612 penetrates through the rotating disc 611.

The working conditions and principles of the embodiment are as follows:

when the sound box 2 is installed, the first rotating rod 32 and the second rotating rod 33 are driven to rotate by starting the first motor 41 and the second motor 42 so as to adjust the angle of the bracket 3, thereby adjusting the position of the sound box 2 when the sound box 2 is initially installed.

Then, the inserting bar 21 on the sound box 2 is inserted into the inserting hole 36, so that the through hole is opposite to the threaded hole 22, and then the bolt 35 penetrates through the through hole and is screwed into the threaded hole 22, thereby completing the fixing of the sound box 2.

After the sound box 2 is installed, the first motor 41 and the second motor 42 are started to drive the first rotating rod 32 and the second rotating rod 33 to rotate, so that the installation position of the sound box 2 is finely adjusted to a more appropriate position, the handle 52 is rotated to drive the roller 62 to rotate, one end of the pull rope 51, which is far away from the connecting rod 341, is wound on the roller 62, when the pull rope 51 is straightened, the stud 612 is rotated, one side, which is close to the wall 1, of the stud 612 is abutted against the wall 1 to limit the rotation of the roller 62, and then the installation of the sound box 2 is completed.

When the number of people in the stage or the hall changes and the angle of the sound box 2 needs to be adjusted, the stud 612 is rotated to be separated from the wall 1, so that the roller 62 is rotated again, and the pull rope 51 is loosened. Then, the first motor 41 and the second motor 42 are started to drive the first rotating rod 32 and the second rotating rod 33 to rotate so as to adjust the orientation of the sound box 2, after the angle adjustment of the sound box 2 is completed, the handle 52 is rotated to drive the roller 62 to rotate, so that the pull rope 51 is wound to tighten the pull rope 51, and then the stud 612 penetrates through the rotary disc 611 and abuts against the wall 1 to fix the roller 62, so that the pull rope 51 is fixed, and the angle adjustment of the sound box 2 is completed.

The first rotating rod 32 and the second rotating rod 33 are driven to rotate by the first motor 41 and the second motor 42 to adjust the rotating angle of the sound box 2, and the pulling rope 51 is tightened by rotating the roller 62, so that the angle adjustment of the sound box 2 only needs to be operated on the ground, the angle adjustment of the sound box 2 is facilitated, and the angle adjustment operation of the sound box 2 is simpler and more convenient.

Carry audio amplifier 2 through adopting stay cord 51 to carry, be favorable to providing ascending pulling force for audio amplifier 2 better to make audio amplifier 2 be difficult to the tenesmus more, thereby make audio amplifier 2 be difficult to have the weak point with the hookup location of support 3, thereby make support 3 be difficult to the fracture more, be favorable to prolonging the life of support 3, still be favorable to improving the security of audio amplifier 2.

Be fixed in the epaxial setting of second motor 42's pivot through guide ring 43, make guide ring 43 rotate along with the rotation of second motor 42's pivot all the time, thereby make stay cord 51 rotate the condition that appears the distortion with angle regulation's in-process more difficult at audio amplifier 2, and then be favorable to controlling stay cord 51 to the pulling force direction of audio amplifier 2 better, be favorable to stay cord 51 to share audio amplifier 2's the power of weighing down better, make audio amplifier 2 and support 3's the hookup location's weak point be difficult to the fracture more, be favorable to prolonging the life of support 3 the while be favorable to improving audio amplifier 2's security better.

Through the detachable connection of the fixing seat 34 and the sound box 2, the sound box 2 can be detached and replaced independently when the sound box 2 is damaged.

Cover through jack 36 in there is flexible piece 37 for there is the gap more difficult to exist between the inner wall of cutting 21 and jack 36, thereby be favorable to improving the stability of audio amplifier 2 better, make the stereo set of audio amplifier 2 when vibrations, be difficult to conduct vibrations to jack 36 in order to influence audio amplifier 2 and jack 36's stability of being connected more.

Through the setting of the flexible piece 37 by the one end of jack 36 opening towards the slope of jack 36 diapire, be favorable to providing the spigot surface of slope for cutting 21 inserts jack 36 to make cutting 21 insert in jack 36 more easily, and then make the fixed operation of audio amplifier 2 simpler and more convenient.

One side that is close to the jack 36 inner wall through the flexible 37 is still sunken to have the setting of a plurality of recesses 38, is favorable to providing bigger deformation space when being extrudeed for the flexible 37 to be favorable to slowing down the effect that blocks of flexible 37 to the cutting 21, make the cutting 21 insert to the jack 36 more easily, and then make the fixed operation of audio amplifier 2 simpler and more convenient.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an adjustable angle's audio amplifier, includes audio amplifier (2) and is fixed in support (3) on wall (1), characterized by: support (3) including be fixed in support (31) on wall (1), rotate first dwang (32) of being connected and keep away from support (31) one end with first dwang (32) and rotate second dwang (33) of being connected, first dwang (32) are rotated along vertical direction, second dwang (33) are rotated along the horizontal direction, the one end that first dwang (32) were kept away from in second dwang (33) is connected with audio amplifier (2), be equipped with first dwang (32) pivoted first motor (41) of drive on support (31), be equipped with drive second dwang (33) pivoted second motor (42) on first dwang (32).

2. The adjustable angle loudspeaker of claim 1, wherein: the second rotating rod (33) is detachably connected with the sound box (2).

3. The adjustable angle loudspeaker of claim 2, wherein: be fixed with cutting (21) on audio amplifier (2), be fixed with fixing base (34) on second dwang (33), it has supply cutting (21) male jack (36) to open on fixing base (34), still be equipped with on fixing base (34) and lock cutting (21) fastener (30) in jack (36).

4. The adjustable angle loudspeaker of claim 3, wherein: the inner wall of the insertion hole (36) is provided with a flexible piece (37).

5. The adjustable angle loudspeaker of claim 4, wherein: the flexible piece (37) is arranged in a manner that the end, which is opened by the insertion hole (36), inclines towards the bottom wall of the insertion hole (36).

6. An adjustable angle loudspeaker according to any one of claims 4 to 5, wherein: one side of the flexible piece (37) close to the inner wall of the insertion hole (36) is recessed with a groove (38).

7. An adjustable angle loudspeaker according to any one of claims 3 to 5, wherein: the loudspeaker box with the adjustable angle is characterized in that a pull rope (51) is arranged on the fixing seat (34), and the loudspeaker box with the adjustable angle further comprises a fixing piece (6) which is arranged on the wall (1) and used for fixing one end, far away from the fixing seat (34), of the pull rope (51).

8. The adjustable angle loudspeaker of claim 7, wherein: the fixing piece (6) comprises a roller (62) which is rotatably connected to the wall (1) and used for winding the pulling rope (51) and a limiting piece (61) which limits the rotation of the roller (62).

9. The adjustable angle loudspeaker of claim 8, wherein: the drum (62) is positioned proximate the ground.

10. The adjustable angle loudspeaker of claim 7, wherein: still be equipped with on first dwang (32) and supply guide ring (43) that stay cord (51) run through, guide ring (43) and second dwang (33) synchronous rotation.