CN214154766U - Automatic track-seeking sound field loudspeaker box frame special for sound effect design - Google Patents

Automatic track-seeking sound field loudspeaker box frame special for sound effect design Download PDF

Info

Publication number
CN214154766U
CN214154766U CN202120295814.8U CN202120295814U CN214154766U CN 214154766 U CN214154766 U CN 214154766U CN 202120295814 U CN202120295814 U CN 202120295814U CN 214154766 U CN214154766 U CN 214154766U
Authority
CN
China
Prior art keywords
block
audio amplifier
sound
mounting
box
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202120295814.8U
Other languages
Chinese (zh)
Inventor
姜文
刘喆
胡天航
周斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Live Studio Beijing Culture Media Co ltd
Original Assignee
Live Studio Beijing Culture Media Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Live Studio Beijing Culture Media Co ltd filed Critical Live Studio Beijing Culture Media Co ltd
Priority to CN202120295814.8U priority Critical patent/CN214154766U/en
Application granted granted Critical
Publication of CN214154766U publication Critical patent/CN214154766U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Casings For Electric Apparatus (AREA)

Abstract

The utility model provides an automatic audio amplifier frame of tracing of special sound field of audio design relates to audio amplifier fixed equipment technical field, including mounting panel and mounting hole, the mounting hole is seted up at one side lateral wall of mounting panel, and one side lateral wall of mounting panel is provided with the adjustment subassembly, and the one end that the mounting panel was kept away from to the adjustment subassembly is provided with fixed subassembly, and the adjustment subassembly includes the installation piece, and installation piece fixed mounting is at one side lateral wall of mounting panel, and one side lateral wall fixed mounting of installation piece has a connecting block No. one. The utility model discloses in, through setting up the adjustment subassembly for with the audio amplifier installation back, when using the audio amplifier, can adjust the direction that the audio amplifier was right, make the audio amplifier broadcast the direction that the sound was right no longer fixed, make other directions also can hear sound, reduced the use restriction of audio amplifier, promoted the practicality of audio amplifier, can adjust the distance between audio amplifier and the wall simultaneously, prevent that the audio amplifier from weing.

Description

Automatic track-seeking sound field loudspeaker box frame special for sound effect design
Technical Field
The utility model relates to a audio amplifier fixed equipment technical field especially relates to an automatic track audio amplifier frame of seeking of special sound field of audio design.
Background
The sound box is a device which can convert audio signal into sound, generally speaking, it is a self-contained power amplifier in the main body box or bass box of sound box, after the amplification treatment of audio signal the sound box can produce sound, and make its sound become bigger.
The existing loudspeaker box frame is only used for simply installing a loudspeaker box on the ground or hanging the loudspeaker box on a wall, so that more functions cannot be achieved, when the loudspeaker box is used, sound is always transmitted towards one direction, the audible sound in other directions is small, the use of the loudspeaker box is limited, and the practicability of the loudspeaker box is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an automatic tracing sound box frame for a sound field special for sound effect design.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an automatic audio amplifier frame of trailing of special sound field of audio design, includes mounting panel and mounting hole, one side lateral wall at the mounting panel is seted up to the mounting hole, one side lateral wall of mounting panel is provided with the adjustment subassembly, the one end that the mounting panel was kept away from to the adjustment subassembly is provided with fixed subassembly.
The adjusting component comprises an installation block, the installation block is fixedly installed on one side wall of the installation plate, one side wall of the installation block is fixedly provided with a first connecting block, one side wall of the first connecting block is rotatably connected with a first clamping block, one side wall of the first clamping block is slidably connected with a first limiting rod, the first limiting rod penetrates through one side of the first clamping block and extends to the other side of the first clamping block, the outer surface of the first limiting rod is sleeved with a first tension spring, one side of the first clamping block is fixedly provided with a sleeve, the inner wall of the sleeve is slidably connected with a loop bar, the outer surface of the loop bar is provided with a positioning hole, the outer surface of the sleeve is in threaded connection with a limiting bolt, one end of the loop bar, which is far away from the sleeve, is fixedly provided with a second connecting block, one side wall of the second connecting block is rotatably connected with a second clamping block, one side wall of the second clamping block is slidably connected with a second limiting rod, no. two gag lever posts run through No. two clamp splice ground one side and extend to the opposite side of No. two clamp splice, No. two surface covers of gag lever post are equipped with No. two extension springs.
Preferably, fixed subassembly includes the install bin, install bin fixed connection is in the one end of No. two clamp splices, the inner wall of install bin rotates through the pivot and is connected with the articulated slab, one side lateral wall of articulated slab rotates and is connected with the stopper, one side lateral wall fixed mounting of install bin has the fixed block, the both sides sliding connection of install bin has the slide bar, the slide bar runs through one side lateral wall of install bin and extends to the inside of install bin, the one end fixed mounting that the slide bar is located the install bin inside has the fixed plate, the surface cover that the slide bar is located position between the install bin inside and the fixed plate is equipped with the spring, the inside fixed mounting of articulated slab has the dust separation net.
Preferably, a first limiting hole is formed in the side wall of one side of the first connecting block, and the first limiting rod is connected with the first limiting hole in a sliding mode.
Preferably, one end of the first tension spring is fixedly connected with the first clamping block, and the other end of the first tension spring is fixedly connected with the first limiting rod.
Preferably, the shape of the first connecting block and the second connecting block is fan-shaped.
Preferably, the limiting block is long and the fixing block is L-shaped.
Advantageous effects
Compared with the prior art, the utility model has the advantages and positive effects that,
1. the utility model discloses in, through setting up the adjustment subassembly for with the audio amplifier installation back, when using the audio amplifier, can adjust the direction that the audio amplifier was right, make the audio amplifier broadcast the direction that the sound was right no longer fixed, make other directions also can hear sound, reduced the use restriction of audio amplifier, promoted the practicality of audio amplifier, can adjust the distance between audio amplifier and the wall simultaneously, prevent that the audio amplifier from weing.
2. The utility model discloses in, through setting up fixed subassembly for after installing the audio amplifier, can fix the audio amplifier, prevent when the audio amplifier takes place to incline, the audio amplifier breaks away from the audio amplifier frame, prevents that the audio amplifier from taking place to damage because of dropping, reduces economic loss, can also seal the audio amplifier simultaneously, prevents water, in the entering audio amplifier such as dust, prevents that the audio amplifier from breaking down.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of an automatic tracing sound box rack for a sound field dedicated for sound effect design according to the present invention;
FIG. 2 is an exploded view of the utility model of an automatic tracing sound box rack for sound field design;
FIG. 3 is an enlarged view of the part A in FIG. 2 of the utility model discloses an automatic tracing sound field rack for sound effect design;
FIG. 4 is a schematic view of a part of the structure of the sound field automatic tracing sound box rack specially used for sound effect design according to the present invention;
FIG. 5 is an enlarged view of the position B in FIG. 4 of the sound field automatic tracing sound box rack special for sound effect design according to the present invention;
fig. 6 is the utility model provides a structural sketch map of looking up of the automatic track audio amplifier frame of special sound field of audio design.
Illustration of the drawings:
1. mounting a plate; 2. mounting holes; 3. an adjustment assembly; 301. mounting blocks; 302. a first connecting block; 303. a first clamping block; 304. a first limiting rod; 305. a first tension spring; 306. a sleeve; 307. a loop bar; 308. a limit bolt; 309. a second connecting block; 310. a second clamping block; 311. a second limiting rod; 312. a second tension spring; 4. a fixing assembly; 401. installing a box; 402. a hinge plate; 403. a limiting block; 404. a fixed block; 405. a slide bar; 406. a fixing plate; 407. a spring; 408. a dust-proof net.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an automatic audio amplifier frame of tracing of special sound field of audio design, includes mounting panel 1 and mounting hole 2, and one side lateral wall at mounting panel 1 is seted up to mounting hole 2, and one side lateral wall of mounting panel 1 is provided with adjustment subassembly 3, and the one end that mounting panel 1 was kept away from to adjustment subassembly 3 is provided with fixed subassembly 4.
The adjusting component 3 comprises an installation block 301, the installation block 301 is fixedly installed on one side wall of the installation plate 1, one side wall of the installation block 301 is fixedly provided with a first connecting block 302, one side wall of the first connecting block 302 is rotatably connected with a first clamping block 303, one side wall of the first clamping block 303 is slidably connected with a first limiting rod 304, the first limiting rod 304 penetrates through one side of the first clamping block 303 and extends to the other side of the first clamping block 303, the outer surface of the first limiting rod 304 is sleeved with a first tension spring 305, one side of the first clamping block 303 is fixedly provided with a sleeve 306, the inner wall of the sleeve 306 is slidably connected with a sleeve rod 307, the outer surface of the sleeve rod 307 is provided with a positioning hole, the outer surface of the sleeve 306 is in threaded connection with a limiting bolt 308, one end of the sleeve rod 307, which is far away from the sleeve 306, is fixedly provided with a second connecting block 309, one side wall of the second connecting block 309 is rotatably connected with a second clamping block 310, one side wall of the second clamping block 310 is slidably connected with a second limiting rod 311, the second limiting rod 311 penetrates through one side of the second clamping block 310 and extends to the other side of the second clamping block 310, and a second tension spring 312 is sleeved on the outer surface of the second limiting rod 311.
In the embodiment, the mounting plate 1 is tightly attached to the wall surface, the mounting plate 1 is fixed to the wall surface through the mounting hole 2 by using a bolt, then the mounting block 301 is connected with the mounting plate 1, when the direction of the sound box is adjusted up and down, the first limiting rod 304 is pulled first, the first limiting rod 304 slides out from the inside of the first limiting hole, the first tension spring 305 is pulled up and deformed, the limitation on the first clamping block 303 is removed, the first clamping block 303 can rotate on one side of the first connecting block 302, then the first clamping block 303 is rotated upwards or downwards, the direction of the sound box is adjusted up and down, when the required angle is reached, the first limiting rod 304 is released, the first tension spring 305 is restored, the first limiting rod 304 is pulled to slide into the first limiting hole, the first clamping block 303 is limited, the first clamping block 303 cannot rotate continuously, and the direction of the sound box is adjusted upwards or downwards, when the direction of the sound box is adjusted left and right, the second limiting rod 311 is pulled to slide out the second limiting rod 311 from the inside of the second limiting hole, the second tension spring 312 is pulled up and deformed, the limitation on the second clamping block 310 is removed, the second clamping block 310 can rotate on one side of the second connecting block 309, then the second clamping block 310 is rotated left or right, the direction of the sound box is adjusted left and right, when the required angle is reached, the second limiting rod 311 is released, the second tension spring 312 is restored, the second limiting rod 311 is pulled to slide into the second limiting hole, the second clamping block 310 is limited, the second clamping block 310 cannot rotate continuously, the direction of the sound box is adjusted left or right, when the distance between the sound box and the wall surface is adjusted, the limiting bolt 308 is firstly unscrewed to rotate out from the inside of the positioning hole, the loop bar 307 can slide on the inner wall of the sleeve 306, pulling or pushing loop bar 307 after that, make loop bar 307 slide to the inside or outside of sleeve 306, when reaching the required distance, twist spacing bolt 308, make spacing bolt 308 change over to the inside of locating hole, restrict loop bar 307, make loop bar 307 can't continue to slide, accomplish the adjustment of audio amplifier and wall distance, realized can to the audio amplifier to the direction and the audio amplifier and the function of adjusting the distance between the wall, after installing the audio amplifier, when using the audio amplifier, can adjust the direction that the audio amplifier is right, make the direction that the sound that the audio amplifier played is right no longer fixed, make other directions also can hear the sound, the use restriction of audio amplifier has been reduced, the practicality of audio amplifier has been promoted, the distance between audio amplifier and the wall can be adjusted simultaneously, prevent that the audio amplifier from weing.
Specifically, fixed subassembly 4 includes install bin 401, install bin 401 fixed connection is in the one end of No. two clamp splice 310, install bin 401's inner wall rotates through the pivot and is connected with articulated slab 402, one side lateral wall of articulated slab 402 rotates and is connected with stopper 403, one side lateral wall fixed mounting of install bin 401 has fixed block 404, install bin 401's both sides sliding connection has slide bar 405, slide bar 405 runs through one side lateral wall of install bin 401 and extends to install bin 401's inside, the one end fixed mounting that slide bar 405 is located install bin 401 inside has fixed plate 406, the outer surface cover that slide bar 405 is located install bin 401 inside and fixed plate 406 position is equipped with spring 407, the inside fixed mounting of articulated slab 402 has dust separation net 408.
In this embodiment: when the sound box is installed, the limit block 403 is rotated first, so that the limit block 403 rotates on the side wall of the hinge plate 402, the limit block 403 is separated from the fixed block 404, then the hinge plate 402 is rotated upwards, so that the hinge plate 402 rotates upwards on the inner wall of the installation box 401 through the rotating shaft, then the slide rod 405 is pulled, the fixed plate 406 is driven to slide on the inner wall of the installation box 401, the spring 407 is compressed and deformed, then the sound box is placed inside the installation box 401, then the slide rod 405 is released, the spring 407 is restored, the fixed plate 406 is pushed to slide on the inner wall of the installation box 401, so that the slide rod 405 moves, when the fixed plate 406 contacts with the sound box, the sound box is fixed, then the hinge plate 402 is rotated downwards, so that the hinge plate 402 rotates downwards on the inner wall of the installation box 401 through the rotating shaft, then the limit block 403 rotates reversely on the side wall of the hinge plate 402, so that the limit block 403 is connected with the fixed block 404, carry out the restriction to articulated slab 402, make articulated slab 402 can't continue to rotate, dust separation net 408 makes the sound of audio amplifier can spread install bin 401, can prevent simultaneously that the dust from getting into install bin 401, prevent that the audio amplifier from damaging, it is fixed to accomplish, the function of fixing has been realized to the audio amplifier, after installing the audio amplifier, can fix the audio amplifier, prevent when the audio amplifier takes place the slope, the audio amplifier breaks away from the audio amplifier frame, prevent that the audio amplifier from taking place to damage because of dropping, reduce economic loss, can also seal the audio amplifier simultaneously, prevent water, in dust etc. gets into the audio amplifier, prevent that the audio amplifier from breaking down.
Specifically, a first limiting hole is formed in a side wall of the first connecting block 302, and the first limiting rod 304 is slidably connected with the inside of the first limiting hole.
In this embodiment: when the first limiting rod 304 slides into the first limiting hole, the first clamping block 303 is limited, so that the first clamping block 303 cannot rotate continuously.
Specifically, one end of a first tension spring 305 is fixedly connected with the first clamping block 303, and the other end of the first tension spring 305 is fixedly connected with a first limiting rod 304.
In this embodiment: when the first tension spring 305 is restored, the first limiting rod 304 is pulled.
Specifically, the first connecting block 302 and the second connecting block 309 are both fan-shaped.
In this embodiment: the fan shape prevents the first clamping block 303 from being blocked when the first connecting block 302 and the second connecting block 309 rotate on the side wall of the second clamping block 310, so that the rotation is smoother.
Specifically, the limiting block 403 is long and the fixing block 404 is L-shaped.
In this embodiment: one end of the elongated limiting block 403 is rotatably connected with the hinge plate 402, and the other end of the elongated limiting block 403 is clamped inside the L-shaped fixing block 404 when the limiting block 403 rotates, so that the hinge plate 402 is limited, and the hinge plate 402 cannot rotate continuously on the inner wall of the installation box 401.
The working principle is as follows: the mounting plate 1 is tightly attached to the wall surface, the mounting plate 1 is fixed with the wall surface through the mounting hole 2 by using a bolt, then the mounting block 301 is connected with the mounting plate 1, when the direction of the sound box is adjusted up and down, the first limiting rod 304 is pulled firstly, the first limiting rod 304 slides out from the inside of the first limiting hole, the first tension spring 305 is pulled up and deformed, the limitation on the first clamping block 303 is removed, the first clamping block 303 can rotate on one side of the first connecting block 302, then the first clamping block 303 rotates upwards or downwards, the direction of the sound box is adjusted up and down, when the required angle is reached, the first limiting rod 304 is released, the first tension spring 305 is restored, the first limiting rod 304 is pulled to slide into the first limiting hole, the first clamping block 303 is limited, the first clamping block 303 cannot rotate continuously, and the direction of the sound box is adjusted upwards or downwards, when the direction of the sound box is adjusted left and right, the second limiting rod 311 is pulled to slide out the second limiting rod 311 from the inside of the second limiting hole, the second tension spring 312 is pulled up and deformed, the limitation on the second clamping block 310 is removed, the second clamping block 310 can rotate on one side of the second connecting block 309, then the second clamping block 310 is rotated left or right, the direction of the sound box is adjusted left and right, when the required angle is reached, the second limiting rod 311 is released, the second tension spring 312 is restored, the second limiting rod 311 is pulled to slide into the second limiting hole, the second clamping block 310 is limited, the second clamping block 310 cannot rotate continuously, the direction of the sound box is adjusted left or right, when the distance between the sound box and the wall surface is adjusted, the limiting bolt 308 is firstly unscrewed to rotate out from the inside of the positioning hole, the loop bar 307 can slide on the inner wall of the sleeve 306, then pulling or pushing the loop bar 307 to make the loop bar 307 slide towards the inside or outside of the sleeve 306, when the required distance is reached, screwing the limit bolt 308 to make the limit bolt 308 rotate into the positioning hole to limit the loop bar 307, so that the loop bar 307 can not slide continuously, and completing the adjustment of the distance between the sound box and the wall surface, when the sound box is installed, firstly rotating the limit block 403 to make the limit block 403 rotate on the side wall of the hinge plate 402 to make the limit block 403 separate from the fixed block 404, then rotating the hinge plate 402 upwards to make the hinge plate 402 rotate upwards on the inner wall of the installation box 401 through the rotating shaft, then pulling the slide bar 405 to drive the fixed plate 406 to slide on the inner wall of the installation box 401 to make the spring 407 compress and deform, then placing the sound box in the installation box 401, then releasing the slide bar 405, restoring the spring 407 to push the fixed plate 407 on the inner wall of the installation box 401, make slide bar 405 motion, when fixed plate 406 contacts the audio amplifier, fix the audio amplifier, rotate articulated plate 402 downwards next to, make articulated plate 402 rotate downwards at the inner wall of install bin 401 through the pivot, reverse rotation stopper 403 next to, make stopper 403 reverse rotation at one side lateral wall of articulated plate 402, make stopper 403 be connected with fixed block 404, restrict articulated plate 402, make articulated plate 402 can't continue to rotate, dust screen 408 makes the sound of audio amplifier can spread out install bin 401, can prevent that the dust from getting into install bin 401 simultaneously, prevent the audio amplifier from damaging, accomplish fixedly.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides an automatic audio amplifier frame of tracing of special sound field of audio design, includes mounting panel (1) and mounting hole (2), its characterized in that: the mounting hole (2) is formed in the side wall of one side of the mounting plate (1), the side wall of one side of the mounting plate (1) is provided with an adjusting component (3), and one end, far away from the mounting plate (1), of the adjusting component (3) is provided with a fixing component (4);
the adjusting component (3) comprises an installation block (301), the installation block (301) is fixedly installed on one side wall of the installation plate (1), one side wall of the installation block (301) is fixedly installed with a first connecting block (302), one side wall of the first connecting block (302) is rotatably connected with a first clamping block (303), one side wall of the first clamping block (303) is slidably connected with a first limiting rod (304), the first limiting rod (304) penetrates through one side of the first clamping block (303) and extends to the other side of the first clamping block (303), the outer surface of the first limiting rod (304) is sleeved with a first tension spring (305), one side of the first clamping block (303) is fixedly installed with a sleeve (306), the inner wall of the sleeve (306) is slidably connected with a sleeve rod (307), the outer surface of the sleeve rod (307) is provided with a positioning hole, the outer surface of the sleeve (306) is in threaded connection with a limiting bolt (308), one end fixed mounting that sleeve (306) was kept away from in loop bar (307) has No. two connecting blocks (309), one side lateral wall of No. two connecting blocks (309) rotates and is connected with No. two clamp splice (310), one side lateral wall sliding connection of No. two clamp splice (310) has No. two gag lever posts (311), No. two gag lever posts (311) run through one side of No. two clamp splice (310) and extend to the opposite side of No. two clamp splice (310), the surface cover of No. two gag lever posts (311) is equipped with No. two extension springs (312).
2. The automatic track-seeking sound box rack for sound effect design dedicated sound field of claim 1, wherein: the fixing component (4) comprises an installation box (401), the installation box (401) is fixedly connected to one end of the second clamping block (310), the inner wall of the mounting box (401) is rotatably connected with a hinged plate (402) through a rotating shaft, a limit block (403) is rotatably connected to the side wall of one side of the hinge plate (402), a fixed block (404) is fixedly mounted on the side wall of one side of the mounting box (401), two sides of the installation box (401) are connected with sliding rods (405) in a sliding mode, the sliding rods (405) penetrate through the side wall of one side of the installation box (401) and extend into the installation box (401), one end of the sliding rod (405) positioned in the installation box (401) is fixedly provided with a fixed plate (406), the outer surface of the sliding rod (405) between the inside of the installation box (401) and the fixed plate (406) is sleeved with a spring (407), and a dust separation net (408) is fixedly installed inside the hinged plate (402).
3. The automatic track-seeking sound box rack for sound effect design dedicated sound field of claim 1, wherein: a first limiting hole is formed in the side wall of one side of the first connecting block (302), and the first limiting rod (304) is connected with the inside of the first limiting hole in a sliding mode.
4. The automatic track-seeking sound box rack for sound effect design dedicated sound field of claim 1, wherein: one end of the first tension spring (305) is fixedly connected with the first clamping block (303), and the other end of the first tension spring (305) is fixedly connected with the first limiting rod (304).
5. The automatic track-seeking sound box rack for sound effect design dedicated sound field of claim 1, wherein: the first connecting block (302) and the second connecting block (309) are both fan-shaped.
6. The automatic track-seeking sound box rack for sound effect design dedicated sound field of claim 2, wherein: the limiting block (403) is long-strip-shaped, and the fixing block (404) is L-shaped.
CN202120295814.8U 2021-02-02 2021-02-02 Automatic track-seeking sound field loudspeaker box frame special for sound effect design Expired - Fee Related CN214154766U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120295814.8U CN214154766U (en) 2021-02-02 2021-02-02 Automatic track-seeking sound field loudspeaker box frame special for sound effect design

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120295814.8U CN214154766U (en) 2021-02-02 2021-02-02 Automatic track-seeking sound field loudspeaker box frame special for sound effect design

Publications (1)

Publication Number Publication Date
CN214154766U true CN214154766U (en) 2021-09-07

Family

ID=77553160

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120295814.8U Expired - Fee Related CN214154766U (en) 2021-02-02 2021-02-02 Automatic track-seeking sound field loudspeaker box frame special for sound effect design

Country Status (1)

Country Link
CN (1) CN214154766U (en)

Similar Documents

Publication Publication Date Title
CN211232145U (en) Intelligent movement recorded broadcast teaching device
CN214154766U (en) Automatic track-seeking sound field loudspeaker box frame special for sound effect design
CN113067306B (en) Cable branch box cable positioning device
CN216490916U (en) Public address set based on internet education and teaching
CN219041929U (en) Sound box protection device convenient to detach
CN217883747U (en) Waterproof digital emergency broadcast loudspeaker
CN211223255U (en) Multimedia equipment support frame for new energy automobile
CN212850886U (en) All-round rotatable stereo set
CN104105028A (en) Pickup holder and pickup device assembly
CN209904679U (en) Support for automobile data recorder
CN215935105U (en) Teacher is public address set for lecture
CN219068316U (en) Movable loudspeaker box placement frame
CN220874680U (en) Position-adjustable sound box for liquid crystal display television
CN219431628U (en) Gravity automatic door closing mechanism
CN216414542U (en) Intelligent speech microphone
CN210112256U (en) Stage sound equipment with shock-absorbing function
JP3472176B2 (en) Partition panel
CN217849597U (en) Coaxial point sound source linear array sound column loudspeaker box convenient to adjust and fix
CN213236889U (en) Camera fixing mechanism capable of adapting to width of screen
CN220342437U (en) Outdoor stereo set is used in campus broadcasting
CN220985790U (en) Embedded audio amplifier for meeting room
CN220325818U (en) Loudspeaker fixing device
CN220513413U (en) Public young fixed bolster of blind box
CN216531560U (en) Video playing device based on information technology
CN212324295U (en) Mixed sound play device convenient to installation multichannel pronunciation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210907

Termination date: 20220202