CN113973243A - Stage is with audio amplifier that can anticollision - Google Patents
Stage is with audio amplifier that can anticollision Download PDFInfo
- Publication number
- CN113973243A CN113973243A CN202111187823.6A CN202111187823A CN113973243A CN 113973243 A CN113973243 A CN 113973243A CN 202111187823 A CN202111187823 A CN 202111187823A CN 113973243 A CN113973243 A CN 113973243A
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- 230000007246 mechanism Effects 0.000 claims abstract description 79
- 238000013016 damping Methods 0.000 claims description 29
- 230000008602 contraction Effects 0.000 claims description 20
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/026—Supports for loudspeaker casings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2892—Mountings or supports for transducers
- H04R1/2896—Mountings or supports for transducers for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Vibration Prevention Devices (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention relates to a sound box, in particular to an anti-collision sound box for a stage. The invention provides an anti-collision sound box for a stage, which is good in stability and not easy to topple. The utility model provides a stage is with audio amplifier that can prevent collision, includes audio amplifier, universal wheel, catches mechanism and damper, and audio amplifier bottom rotary type is connected with four universal wheels that are used for the removal, and the audio amplifier rear side is equipped with the mechanism of catching that is used for increasing stability, and the left and right sides of audio amplifier all is equipped with the damper who is used for slowing down the impact. Can easily remove the audio amplifier through the universal wheel, can fix the audio amplifier through inhaling the mechanism, avoid audio amplifier automatic shifting to increase the stability of audio amplifier, can slow down the collision of external force to the audio amplifier through damper, avoid damaging the audio amplifier.
Description
Technical Field
The invention relates to a sound box, in particular to an anti-collision sound box for a stage.
Background
When on the stage, generally need use the audio amplifier, the audio amplifier mainly used broadcast music, the in-process that stage performer performed on the stage, generally need round trip movement, move the audio amplifier on the stage that the in-process performer collided easily, thereby the audio amplifier receives the collision and leads to wire contact failure to appear the noise easily, and simultaneously, the most single structure of current audio amplifier lacks fixed establishment, generally only place on the stage, stability is relatively poor, the audio amplifier receives the collision and emptys easily, make the audio amplifier damage or pound the actor, there is the potential safety hazard.
Therefore, it is necessary to design a sound box with good stability and anti-collision performance for stage, which is not easy to topple.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that most of existing sound boxes are single in structure, generally only placed on a stage and poor in stability, the sound boxes are easy to topple due to collision, the sound boxes are damaged or actors are hit, and potential safety hazards exist.
(2) Technical scheme
In order to solve the technical problem, the invention provides the anti-collision sound box for the stage, which comprises a sound box, universal wheels, a sucking mechanism and a damping mechanism, wherein the bottom of the sound box is rotatably connected with the four universal wheels for moving, the sucking mechanism for increasing the stability is arranged at the rear side of the sound box, and the damping mechanisms for reducing the collision force are arranged at the left side and the right side of the sound box.
Preferably, the sucking mechanism comprises a first guide rod, a sliding block, a pedal, a sucker, a first spring, a second spring, a lower pressing block and a piston, the first guide rod is installed on the loudspeaker box, the sliding block is connected in a sliding mode in the first guide rod, the first spring is connected between the sliding block and the loudspeaker box, the first spring is sleeved on the first guide rod, the top end of the first spring is connected with the loudspeaker box, the bottom end of the first spring is connected with the sliding block, the pedal is installed on the lower portion of the sliding block, the sucker is installed on the pedal, the lower pressing block is connected in a sliding mode in the middle of the sucker, the second spring is connected between the lower pressing block and the sucker, the top end of the second spring is connected with the lower pressing block, the bottom end of the second spring is connected with the sucker, the piston is installed at the bottom of the lower pressing block, and the sucker are in sliding fit.
Preferably, the damping mechanism comprises a damping block, a sleeve shaft, a sliding rod and a third spring, the two sleeve shafts are mounted on the loudspeaker box, the sliding rod is connected with the sleeve shaft in a sliding manner, the damping block is mounted on the sliding rod, the third spring is connected between the damping block and the loudspeaker box, the inner end of the third spring is connected with the loudspeaker box, and the outer end of the third spring is connected with the damping block.
Preferably, the loudspeaker box further comprises an opening mechanism, the opening mechanism comprises a contraction frame, pulleys, a second guide rod and a fourth spring, the two second guide rods are installed in the loudspeaker box, the contraction frame is connected to the second guide rods in a sliding mode, the fourth spring is connected between the contraction frame and the loudspeaker box, and the contraction frame is connected with the two pulleys in a rotating mode.
Preferably, still including tightening mechanism, tightening mechanism is including the connecting rod, the slip ring, first oblique plate, reset frame, the guide rail, fifth spring and second oblique plate, install the connecting rod in the middle of the audio amplifier bottom, sliding connection has the slip ring on the connecting rod, slip ring and shrink frame cooperation, all install first oblique plate in the one side that two snubber blocks are close to each other, first oblique plate and slip ring cooperation, install four guide rails on the audio amplifier, the guide rail is located the sleeve axle below, wherein all slidingly be connected with reset frame between two guide rails, be connected with the fifth spring between reset frame and the guide rail, install two second oblique plates on the sliding block, the oblique plate of second and reset frame cooperation.
Preferably, the loudspeaker box further comprises a covering mechanism, the covering mechanism comprises a rubber sleeve, bolts and a protection plate, the two rubber sleeves are installed on the loudspeaker box, the four bolts are connected to the rubber sleeves in a threaded connection mode, the protection plate is installed at the tops of the two damping blocks, and the protection plate is located in the rubber sleeve.
Preferably, the loudspeaker box further comprises a clamping mechanism, the clamping mechanism comprises a clamping block, a sixth spring and a fixing plate, the two fixing plates are mounted on the loudspeaker box, two sliding grooves are symmetrically formed in the upper portion of the loudspeaker box, the clamping block is connected in the sliding grooves in a sliding mode, the clamping block is connected with the fixing plate in a sliding mode, and the sixth spring is connected between the clamping block and the fixing plate.
Preferably, the pedal is provided with anti-skid lines, so that the pedal has an anti-skid function.
(3) Advantageous effects
1. Can easily remove the audio amplifier through the universal wheel, can fix the audio amplifier through inhaling the mechanism, avoid audio amplifier automatic shifting to increase the stability of audio amplifier, can slow down the collision of external force to the audio amplifier through damper, avoid damaging the audio amplifier.
2. Through strutting the stability that the mechanism can increase the audio amplifier, avoid the audio amplifier to receive external force collision and empty, can conveniently withdraw through tightening mechanism and strut the mechanism, use manpower sparingly, can protect the audio amplifier through covering the mechanism, alleviate the influence that external force collision produced the audio amplifier.
3. The object placed on the sound box can be fixed through the clamping mechanism, and the object is prevented from falling.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a schematic perspective view of a part of the sucking mechanism of the present invention.
Fig. 4 is a partial cross-sectional view of the suction mechanism of the present invention.
Fig. 5 is a schematic perspective view of a first shock absorbing mechanism according to the present invention.
Fig. 6 is a schematic perspective view of a second shock absorbing mechanism according to the present invention.
Fig. 7 is a partial perspective view of the distracting mechanism of the present invention.
Fig. 8 is a schematic perspective view of the distracting mechanism of the present invention.
Fig. 9 is a schematic view of a first partial body structure of the tightening mechanism of the present invention.
Fig. 10 is a schematic view of a second partial body structure of the tightening mechanism of the present invention.
Fig. 11 is a perspective view of a third portion of the tightening mechanism of the present invention.
FIG. 12 is a first cross-sectional view of the shielding mechanism of the present invention.
FIG. 13 is a second cross-sectional view of the shielding mechanism of the present invention.
Fig. 14 is a schematic perspective view of a first clamping mechanism according to the present invention.
Fig. 15 is a schematic perspective view of a second clamping mechanism of the present invention.
Fig. 16 is a partial perspective view of the distracting and tightening mechanisms of the present invention.
The labels in the figures are: 1-sound box, 2-universal wheel, 3-sucking mechanism, 31-first guide rod, 32-sliding block, 33-pedal, 34-sucker, 35-first spring, 36-second spring, 37-lower pressing block, 38-piston, 4-damping mechanism, 41-damping block, 42-sleeve shaft, 43-sliding rod, 44-third spring, 5-expanding mechanism, 51-shrinking frame, 52-pulley, 53-second guide rod, 54-fourth spring, 6-tightening mechanism, 61-connecting rod, 62-sliding ring, 63-first inclined plate, 64-repositioning frame, 65-guide rail, 66-fifth spring, 67-second inclined plate, 7-covering mechanism, 71-rubber sleeve, 72-bolt, 73-protective plate, 8-clamping mechanism, 81-clamping block, 82-sliding groove, 83-sixth spring, 84-fixing plate.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
The utility model provides a stage is with audio amplifier that can prevent collision, as shown in fig. 1-6, including audio amplifier 1, universal wheel 2, hold mechanism 3 and damper 4, the equal rotary type in both sides is connected with two universal wheels 2 around the audio amplifier 1, two universal wheel 2 bilateral symmetry, universal wheel 2 is used for removing audio amplifier 1, audio amplifier 1 rear side is equipped with holds mechanism 3, hold mechanism 3 and be used for increasing stability, the audio amplifier 1 left and right sides all is equipped with damper 4, damper 4 is used for slowing down the collision of external force to audio amplifier 1.
The sucking mechanism 3 comprises a first guide rod 31, a sliding block 32, a pedal 33, a suction cup 34, a first spring 35, a second spring 36, a lower pressing block 37 and a piston 38, the first guide rod 31 is installed at the rear side in the sound box 1, the sliding block 32 is connected in the first guide rod 31 in a sliding manner, the first spring 35 is connected between the sliding block 32 and the sound box 1, the first spring 35 is sleeved on the first guide rod 31, the top end of the first spring 35 is connected with the sound box 1, the bottom end of the first spring 35 is connected with the sliding block 32, the pedal 33 is installed at the lower part of the sliding block 32, anti-skid grains are formed on the pedal 33 and have an anti-skid effect, the suction cup 34 is installed on the pedal 33 and is used for sucking the ground, the lower pressing block 37 is connected in the middle part of the suction cup 34 in a sliding manner, the second spring 36 is connected between the lower pressing block 37 and the suction cup 34, the top end of the second spring 36 is connected with the lower pressing block 37, the bottom end of the suction cup 34 is connected with the suction cup 34, the bottom of the lower pressing block 37 is provided with a piston 38, the piston 38 is in sliding fit with the suction cup 34, and the piston 38 is used for placing air into the suction cup 34.
The damping mechanism 4 comprises a damping block 41, a sleeve shaft 42, a sliding rod 43 and a third spring 44, the sleeve shaft 42 is installed on the left side and the right side of the lower portion of the sound box 1, the sliding rod 43 is connected in the sleeve shaft 42 in a sliding manner, the damping block 41 is installed on the sliding rod 43, the third spring 44 is connected between the damping block 41 and the sound box 1, the inner end of the third spring 44 is connected with the sound box 1, and the outer end of the third spring 44 is connected with the damping block 41.
The user can push the sound box 1 to make the universal wheel 2 rotate, transport the device to the stage, after placing the sound box 1 on the stage, the user steps on the pedal 33 with the foot to move downwards, the pedal 33 moves downwards to drive the sliding block 32, the sucker 34 and the components thereon to move downwards, the first spring 35 is stretched, the sucker 34 moves downwards to contact with the ground, the sucker 34 sucks the ground, the stability of the sound box 1 is increased, when the external force collides with the damping block 41, the damping block 41 moves inwards to drive the sliding rod 43 to move inwards, the third spring 44 is compressed, when the external force does not collide with the damping block 41 any more, under the action of the third spring 44, the damping block 41 moves outwards to reset, when the device is not needed, the user can manually pull the lower pressing block 37 to move upwards, the second spring 36 is stretched, the lower pressing block 37 moves upwards to drive the piston 38 to move upwards, so that the air enters the sucker 34, suction cup 34 no longer grips the floor and the user then releases lower block 37, and both lower block 37 and piston 38 move downward to return under the action of second spring 36, while slide block 32 and its components move upward to return under the action of first spring 35. So, can easily remove audio amplifier 1 through universal wheel 2, can fix audio amplifier 1 through inhaling mechanism 3, avoid audio amplifier 1 automatic movement to increase audio amplifier 1's stability, can slow down the collision of external force to audio amplifier 1 through damper 4, avoid damaging audio amplifier 1.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 7, 8, 9, 10, 11, 12, 13 and 16, the loudspeaker further comprises an opening mechanism 5, the opening mechanism 5 is used for further increasing stability, the opening mechanism 5 comprises a contraction frame 51, a pulley 52, a second guide rod 53 and a fourth spring 54, the second guide rod 53 is mounted on both the left and right sides of the lower portion of the inner wall of the sound box 1, the contraction frame 51 is connected to the second guide rod 53 in a sliding manner, the contraction frame 51 is used for further increasing stability, the fourth spring 54 is connected between the contraction frame 51 and the sound box 1, the contraction frame 51 is connected to two pulleys 52 in a rotating manner, the two pulleys 52 are symmetrical in the front and back, and the pulleys 52 can enable the contraction frame 51 to move better.
The loudspeaker box structure further comprises a tightening mechanism 6, the tightening mechanism 6 is used for withdrawing the opening mechanism 5, the tightening mechanism 6 comprises a connecting rod 61, a sliding ring 62, a first inclined plate 63, a reset frame 64, guide rails 65, a fifth spring 66 and a second inclined plate 67, the connecting rod 61 is installed in the middle of the bottom of the loudspeaker box 1, the sliding ring 62 is connected to the connecting rod 61 in a sliding mode, inclined planes used for pushing the sliding ring 62 to move upwards are arranged at the right end of the left side contraction frame 51 and the left end of the right side contraction frame 51, the sliding ring 62 is in clamping fit with the contraction frame 51, the contraction frame 51 can be clamped by the sliding ring 62, the first inclined plate 63 is installed on one surface, close to each other, of the two damping blocks 41, the inclined plane is installed at the top end of the lower portion of the first inclined plate 63, the inclined plane at the lower portion of the first inclined plate 63 is in contact with the lower end face of the sliding ring 62, the two guide rails 65 are installed on the left side and the right side of the lower portion of the outer wall of the loudspeaker box 1, and the two rails 65 are symmetrical front and back, the guide rail 65 is located the sleeve axle 42 below, and all sliding type are connected with reset frame 64 between two guide rails 65 of front and back symmetry, reset frame 64 and be connected with fifth spring 66 between the guide rail 65, and the oblique shaped plate 67 of second is all installed to the sliding block 32 left and right sides, and oblique shaped plate 67 of second and reset frame 64 transmission fit, the oblique shaped plate 67 of second can promote reset frame 64 and remove.
Still including covering mechanism 7, it is used for protecting audio amplifier 1 to cover mechanism 7, cover mechanism 7 including rubber sleeve 71, bolt 72 and protection shield 73, all be connected with bolt 72 through threaded connection's mode on four angles of audio amplifier 1 front and back both sides, rubber sleeve 71 is all installed to the audio amplifier 1 left and right sides, rubber sleeve 71 is used for protecting audio amplifier 1, the through-hole has all been opened at the upper and lower both ends of both sides around rubber sleeve 71, rubber sleeve 71 is connected with bolt 72 joint through the through-hole on it, protection shield 73 is all installed at two snubber blocks 41 tops, protection shield 73 is located rubber sleeve 71.
Initially, the sliding ring 62 blocks the contraction rack 51, the fourth spring 54 is in a stretching state, the sliding ring 62 fixes the contraction rack 51, when the user steps on the pedal 33 to move downwards, the sliding block 32 moves downwards along with the sliding block 32 and drives the second inclined plate 67 to move downwards, the second inclined plate 67 moves downwards and presses the two reset racks 64 to be far away from each other, the fifth spring 66 stretches, when an external force collides with the damping block 41, the damping block 41 moves inwards and drives the first inclined plate 63 to move inwards, the first inclined plate 63 moves inwards and presses the sliding ring 62 to move upwards, the sliding ring 62 cancels the fixing effect on the contraction rack 51, under the action of the fourth spring 54, the two contraction racks 51 move away from each other, so that the contraction rack 51 is unfolded, thereby increasing the stability of the sound box 1, when the sliding block 32 moves upwards and resets, the second inclined plate 67 moves upwards and does not press the two reset racks 64 any more, under the action of the fifth spring 66, the two return brackets 64 return to each other and bring the two retraction brackets 51 to each other, retracting the retraction brackets 51, the fourth spring 54 returns to the extended state, since the right end of the left shrinkage frame 51 and the left end of the right shrinkage frame 51 are both provided with an inclined surface for pushing the sliding ring 62 to move upwards, the two shrinkage frames 51 are required to approach each other and press the sliding ring 62 to move upwards through the inclined surfaces, as the two retraction frames 51 continue to move closer together and no longer squeeze the slip ring 62 upward, the sliding ring 62 moves downwards under the action of gravity to reset and clamp the shrinkage rack 51 again, the rubber sleeve 71 and the protection plate 73 can protect the sound box 1, the influence of external force collision on the sound box 1 is reduced, when the rubber sleeve 71 needs to be replaced, the user can unscrew the bolt 72 from the sound box 1 by using a wrench tool, and then the rubber sleeve 71 can be detached. So, can further increase audio amplifier 1's stability through distraction mechanism 5, avoid audio amplifier 1 to receive external force collision and empty, can conveniently withdraw distraction mechanism 5 through tightening mechanism 6, use manpower sparingly, can protect audio amplifier 1 through covering mechanism 7, alleviate the influence that external force collision produced audio amplifier 1.
Example 3
On the basis of embodiment 2, as shown in fig. 1, 14 and 15, the sound box further includes a clamping mechanism 8, the clamping mechanism 8 is used for fixing an object placed on the sound box 1, the clamping mechanism 8 includes a clamping block 81, a sixth spring 83 and a fixing plate 84, the fixing plates 84 are installed on both left and right sides of the upper portion of the sound box 1, two sliding grooves 82 are symmetrically formed in the upper portion of the sound box 1, the clamping block 81 is slidably connected in the sliding grooves 82, the clamping block 81 is used for clamping the object placed on the sound box 1, the clamping block 81 is slidably connected with the fixing plate 84, and the sixth spring 83 is connected between the clamping block 81 and the fixing plate 84.
When other objects need to be stacked on the sound box 1, a user can manually pull the two clamping blocks 81 to move away from each other, the sixth spring 83 compresses, then the object is placed on the top of the sound box 1, after the object is placed, the clamping blocks 81 are released, and under the action of the sixth spring 83, the two clamping blocks 81 approach each other to clamp the object. Thus, the object placed on the sound box 1 can be fixed through the clamping mechanism 8, and the object is prevented from falling.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a stage is with audio amplifier that can prevent collision which characterized in that, including audio amplifier (1), universal wheel (2), inhale mechanism (3) and damper (4), audio amplifier (1) bottom rotary type is connected with four universal wheels (2) that are used for the removal, and audio amplifier (1) rear side is equipped with inhales mechanism (3) that are used for increasing stability, and the left and right sides of audio amplifier (1) all is equipped with damper (4) that are used for slowing down the collision force.
2. The stage anti-collision sound box according to claim 1, wherein the sucking mechanism (3) comprises a first guide rod (31), a sliding block (32), a pedal (33), a suction cup (34), a first spring (35), a second spring (36), a lower pressing block (37) and a piston (38), the first guide rod (31) is installed on the sound box (1), the sliding block (32) is connected in the first guide rod (31) in a sliding manner, the first spring (35) is connected between the sliding block (32) and the sound box (1), the first spring (35) is sleeved on the first guide rod (31), the top end of the first spring (35) is connected with the sound box (1), the bottom end of the first spring (35) is connected with the sliding block (32), the pedal (33) is installed on the pedal (33), the lower pressing block (37) is connected in a sliding manner in the middle of the suction cup (34), a second spring (36) is connected between the lower pressing block (37) and the sucker (34), the top end of the second spring (36) is connected with the lower pressing block (37), the bottom end of the second spring (36) is connected with the sucker (34), a piston (38) is installed at the bottom of the lower pressing block (37), and the piston (38) is in sliding fit with the sucker (34).
3. An anti-collision sound box for a stage as claimed in claim 2, wherein the damping mechanism (4) comprises a damping block (41), a sleeve shaft (42), a sliding rod (43) and a third spring (44), two sleeve shafts (42) are installed on the sound box (1), the sliding rod (43) is connected to the sleeve shafts (42) in an inward sliding manner, the damping block (41) is installed on the sliding rod (43), the third spring (44) is connected between the damping block (41) and the sound box (1), the inner end of the third spring (44) is connected to the sound box (1), and the outer end of the third spring (44) is connected to the damping block (41).
4. A stage anti-collision sound box according to claim 3, further comprising a strutting mechanism (5), wherein the strutting mechanism (5) comprises a contracting frame (51), pulleys (52), a second guide rod (53) and a fourth spring (54), two second guide rods (53) are installed in the sound box (1), the contracting frame (51) is slidably connected to the second guide rods (53), the fourth spring (54) is connected between the contracting frame (51) and the sound box (1), and the two pulleys (52) are rotatably connected to the contracting frame (51).
5. The stage anti-collision sound box according to claim 4, further comprising a tightening mechanism (6), wherein the tightening mechanism (6) comprises a connecting rod (61), a sliding ring (62), a first inclined plate (63), a reset frame (64), a guide rail (65), a fifth spring (66) and a second inclined plate (67), the connecting rod (61) is installed in the middle of the bottom of the sound box (1), the sliding ring (62) is slidably connected onto the connecting rod (61), the sliding ring (62) is matched with the contraction frame (51), the first inclined plate (63) is installed on the surface of each of the two damping blocks (41) close to each other, the first inclined plate (63) is matched with the sliding ring (62), the sound box (1) is provided with four guide rails (65), the guide rails (65) are located below the sleeve shaft (42), the reset frame (64) is slidably connected between the two guide rails (65), a fifth spring (66) is connected between the reset frame (64) and the guide rail (65), two second inclined plates (67) are mounted on the sliding block (32), and the second inclined plates (67) are matched with the reset frame (64).
6. An anti-collision sound box for a stage as claimed in claim 5, further comprising a covering mechanism (7), wherein the covering mechanism (7) comprises a rubber sleeve (71), bolts (72) and a protection plate (73), two rubber sleeves (71) are installed on the sound box (1), four bolts (72) are connected to the rubber sleeves (71) in a threaded connection manner, the protection plate (73) is installed on the top of each of the two damping blocks (41), and the protection plate (73) is located in the rubber sleeves (71).
7. The anti-collision sound box for the stage according to claim 6, further comprising a clamping mechanism (8), wherein the clamping mechanism (8) comprises a clamping block (81), a sixth spring (83) and a fixing plate (84), two fixing plates (84) are mounted on the sound box (1), two sliding grooves (82) are symmetrically formed in the upper portion of the sound box (1), the clamping block (81) is connected to the sliding grooves (82) in a sliding manner, the clamping block (81) is connected to the fixing plates (84) in a sliding manner, and the sixth spring (83) is connected between the clamping block (81) and the fixing plates (84).
8. An anti-collision sound box for a stage as claimed in claim 7, wherein the pedal (33) is provided with anti-slip lines with anti-slip function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111187823.6A CN113973243B (en) | 2021-10-12 | 2021-10-12 | Stage is with audio amplifier that can anticollision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111187823.6A CN113973243B (en) | 2021-10-12 | 2021-10-12 | Stage is with audio amplifier that can anticollision |
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| Publication Number | Publication Date |
|---|---|
| CN113973243A true CN113973243A (en) | 2022-01-25 |
| CN113973243B CN113973243B (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111187823.6A Active CN113973243B (en) | 2021-10-12 | 2021-10-12 | Stage is with audio amplifier that can anticollision |
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| CN113973243B (en) | 2022-06-21 |
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