CN108924724B - Power amplifier amplifying device for intelligent platform - Google Patents
Power amplifier amplifying device for intelligent platform Download PDFInfo
- Publication number
- CN108924724B CN108924724B CN201810888947.9A CN201810888947A CN108924724B CN 108924724 B CN108924724 B CN 108924724B CN 201810888947 A CN201810888947 A CN 201810888947A CN 108924724 B CN108924724 B CN 108924724B
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- clamping frame
- box body
- plate
- power amplifier
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- 241001310793 Podium Species 0.000 claims abstract description 21
- 239000000428 dust Substances 0.000 claims description 27
- 238000013016 damping Methods 0.000 claims description 26
- 230000035939 shock Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003321 amplification Effects 0.000 abstract description 15
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 15
- 230000000712 assembly Effects 0.000 abstract description 14
- 238000000429 assembly Methods 0.000 abstract description 14
- 238000009434 installation Methods 0.000 description 25
- 230000000694 effects Effects 0.000 description 12
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
- H04R27/04—Electric megaphones
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B19/00—Reading-desks; Lecterns; Pulpits, i.e. free-standing
- A47B19/10—Reading-desks; Lecterns; Pulpits, i.e. free-standing characterised by association with auxiliary devices, e.g. paper clamps, line indicators
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a power amplification and amplification device for an intelligent podium, which comprises an amplification box body and a fixed base, wherein the amplification box body is positioned on the fixed base, a sliding plate is arranged on the top surface of a supporting seat, two clamping assemblies are positioned on the sliding plate, each clamping assembly comprises a clamping frame and a sliding frame, the clamping frame is positioned above a sliding rod, the clamping frame is connected with the sliding frame through a connecting rod, the sliding frame is sleeved on the sliding plate, and the opposite surfaces of the two sliding frames are respectively provided with the sliding rod. The loudspeaker box is high in practicality, the whole structural design is ingenious and reasonable, the loudspeaker box is more convenient and firm to install and place through the design of the fixing base, the damage to the inner loudspeaker box body when the intelligent podium is carried or is impacted by external force is effectively avoided, meanwhile, the whole structure of the fixing base is designed, so that the loudspeaker box body and the fixing base are more convenient to assemble and disassemble, and the fixing base can be adjusted according to the actual size of the loudspeaker box body.
Description
Technical Field
The invention relates to the field of intelligent podium, in particular to a power amplifier amplifying device for an intelligent podium.
Background
With the development of society and the progress of science and technology, the education industry is receiving attention. Whether various teaching equipment is complete directly influences the teaching level degree that the student accepted. In order to enable students to obtain better education, an intelligent platform is an indispensable teaching aid. At present, the mainstream intelligent podium combines desktop computer and traditional podium directly in the market, realizes teaching informationization.
In intelligent podium, power amplifier public address set is necessary auxiliary assembly. The existing power amplifier amplifying device is generally directly placed in a box body inside an intelligent platform, and the power amplifier amplifying device inside the box body is easy to collide and damage when being carried or impacted by external force. And because the power amplifier amplifying device is directly placed in the box body of the intelligent platform, the bottom surface of the power amplifier amplifying device is attached to the box body, and the bottom surface of the power amplifier amplifying device cannot radiate heat, so that the whole radiating effect of the power amplifier amplifying device is poorer, and the service life of the power amplifier amplifying device is reduced.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides the power amplifier amplifying device for the intelligent podium, which has the advantages that the design of the whole structure is ingenious and reasonable, the installation and placement of the amplifying box body are more convenient and firm through the design of the fixing base, the damage to the internal amplifying box body when the intelligent podium is carried or is impacted by external force is effectively avoided, meanwhile, the whole structure of the fixing base is designed, so that the dismounting between the amplifying box body and the fixing base is more convenient, the fixing base can be adjusted according to the actual size of the amplifying box body, the installation firmness between the amplifying box body and the fixing base is ensured, and the application range of the fixing base is enlarged.
In order to solve the technical problems, the invention adopts the following technical scheme:
a power amplifier public address set for intelligent podium, its characterized in that: including the sound amplification box body and unable adjustment base, the sound amplification box body is located unable adjustment base, unable adjustment base includes the joint subassembly that supporting seat and two symmetries set up, be provided with the mounting groove in the supporting seat, evenly be provided with damper in the mounting groove, be provided with the sliding plate on the top surface of supporting seat, two joint subassemblies all are located the sliding plate, evenly be provided with the fin group between two joint subassemblies, two joint subassemblies all include cassette and sliding frame, the cassette is located the top of slide bar, the cassette is connected with the sliding frame through the connecting rod, the cassette includes cassette and lower cassette, go up the cassette and form the draw-in groove down between the cassette, the both ends of the sound amplification box body are the joint respectively in the draw-in groove, go up cassette and lower cassette joint fixed, and go up the cassette and be provided with the spacing groove down on the bottom surface of cassette through fastening screw, stopper and spacing groove phase-match, the stopper joint is in the spacing inslot, fastening passes and the cassette and the stopper supports tightly fixes, the cassette cover is established on the sliding plate, two looks sliding connection has the back side of slide bar.
Further, be provided with the dust board on unable adjustment base's the top surface, evenly be provided with the bleeder vent on the dust board, the dust board is connected with last card frame, and the design of dust board can play certain dust blocking effect, avoids entering into the interior follow-up use that influences of megaphone box such as dust granule in the long-term use, protects the megaphone box, can ensure the ventilative ventilation performance of dust board again through the design of bleeder vent simultaneously, can not influence the heat dispersion of megaphone box itself when playing the guard action to the megaphone box.
Further, be provided with first magnetic sheet on the top surface of last card frame, be provided with the second magnetic sheet in the dust board, first magnetic sheet and the mutual attraction setting of second magnetic sheet, the dust board realizes the absorption fixedly between the last card frame through the attraction between first magnetic sheet and the second magnetic sheet, the dismouting that makes the dust board through the design of first magnetic sheet and second magnetic sheet is more convenient, be convenient for follow-up cleaning operation to the dust board, can ensure simultaneously again that firm in connection performance between dust board and the last card frame, overall structure design is more ingenious reasonable.
Further, the left and right sides of supporting seat all is provided with the curb plate, and the curb plate is fixed with the supporting seat joint, is provided with vertical slot on the supporting seat, curb plate and vertical slot phase-match, and the curb plate joint is in vertical slot, and the installation between sliding plate and the supporting seat can be convenient for in the design of curb plate, and the vertical slot can be convenient for the joint between curb plate and the supporting seat, designs into the detachable design of joint with the curb plate simultaneously and can be convenient for expand the installation dismantlement between audio amplifier body and the supporting seat, and the dismouting that again can be convenient for unable adjustment base is fixed, reasonable in design, convenient to use.
Further, be provided with the perforation on the curb plate, perforation and slide bar assorted, the slide bar runs through the perforation, the tip of slide bar is provided with fastening nut, the slide bar passes through fastening nut and curb plate spacing fixed, the fenestrate design can be convenient for be connected between slide bar and the curb plate, thereby adjust the adjustment of the interval between two joint subassemblies is realized to the length that the slide bar runs through, make the sound amplification box of different length dimensions all can be fixed with the unable joint between unable continuous movement between unable adjustment of unable adjustment between unable adjustment base, fastening nut's design can ensure firm in connection performance between slide bar and the curb plate, when the slide bar removes suitable position, screw up fastening nut, make spacing fixed unable continuous movement between slide bar and the curb plate, thereby ensure the stable in structure performance of whole device.
Further, the both ends of sliding plate are connected with the curb plate respectively, all are provided with horizontal slot on the opposite face of two curb plates, sliding plate and horizontal slot assorted, and the sliding plate joint is in horizontal slot, and horizontal slot can be convenient for the joint between sliding plate and the curb plate fixed, and is rational in infrastructure, and it is convenient to install and dismantle, simplifies the installation and dismantles the step.
Further, be provided with the extension board on the bottom surface side of supporting seat, extension board and supporting seat integrated into one piece structure, evenly be provided with the mounting hole on the extension board, the design of extension board can be convenient for the setting of mounting hole, spacing between whole device and the inside box of intelligent podium is fixed through the mounting hole, thereby increase the installation stability between power amplifier amplifying device and the intelligent podium, reduce the mechanical vibration noise of power amplifier amplifying device during operation, can avoid the power amplifier amplifying device to take place phenomenons such as slope, striking again, extension power amplifier amplifying device's life.
Further, the damper comprises an upper damper block, a damper pressure spring and a lower damper block, the damper pressure spring is located between the upper damper block and the lower damper block, the upper damper block and the lower damper block are designed to facilitate the installation of the damper pressure spring, meanwhile, the damper assembly and the supporting seat can be conveniently fixed, and the damper effect of the damper assembly can be effectively ensured by the multiple damper effects of the upper damper block, the damper pressure spring and the lower damper block, so that the mechanical vibration and the mechanical noise of the power amplifier loudspeaker during operation can be reduced.
Further, the fin group includes wave form fin, wave form fin's top surface and the bottom surface of megaphone box are contacted, evenly be provided with the louvre on the wave form fin, wave form fin's both ends all are provided with L type connecting plate, be provided with the elastic stretching section on the horizontal segment of L type connecting plate, the perpendicular section of L type connecting plate passes through set screw and lower card frame fixed connection, wave form fin's design benefit, can ensure the radiating effect of fin group to a great extent, the louvre on the wave form fin's design can further increase the radiating area of fin group, accelerate the radiating rate of the sound box body that expands, the design of L type connecting plate can be convenient for the fin group and the joint subassembly between the installation fixed, the design benefit of elastic stretching section is reasonable, accord with actual design demand, because can carry out the adjustment of interval according to the actual length size of expanding the sound box body between two joint subassemblies, make the fin group can carry out the regulation of self length according to the interval between the joint subassembly through the elastic stretching section.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the invention has ingenious and reasonable overall structural design, changes the design that the sound amplifying box body is directly placed in the box body of the intelligent platform in the prior art through the design that the fixed base is combined with the sound amplifying box body, not only can ensure the installation firmness performance between the sound amplifying box body and the intelligent platform, but also can not cause the situation that the internal sound amplifying box body is inclined, collided and the like even if the intelligent platform is carried or impacted by external force, effectively protects the sound amplifying box body, meanwhile, the invention avoids the problem that the joint between the sound amplifying box body and the bottom surface of the intelligent platform body influences the overall heat dissipation effect of the sound amplifying box body in the prior art, and the sound amplifying box body is overhead on the fixed base, thereby ensuring that the four sides of the sound amplifying box body can dissipate heat, improving the heat dissipation rate of the sound amplifying box body, further improving the overall heat dissipation rate of the sound amplifying box body through the design that the heat dissipation fin group is arranged on the fixed base, prolonging the service life of the sound amplifying box body, playing the installation and fixing effects of the sound amplifying box body, simultaneously, reducing the noise and improving the sound amplifying and vibration stability of the sound amplifying box body during work.
In the invention, when in actual installation, firstly, the damping component is installed in the installation groove in the supporting seat, then, one side plate is installed on one side of the supporting seat, the side plate is clamped into the vertical slot, then, one end of the sliding plate is installed on the side plate, the sliding plate is clamped into the transverse slot on the side plate, then, 2 clamping components are installed on the sliding plate in sequence, the sliding rod on the clamping component near one side of the installed side plate penetrates through the perforation on the side plate, then, the side plate on the other side is installed on the supporting seat, when in installation, the side plate is clamped into the vertical slot, the other end of the sliding plate is clamped into the transverse slot on the side plate, meanwhile, the sliding rod on the clamping component near the side plate penetrates through the perforation on the side plate, and then, the radiating fin group is installed between the two clamping components, thereby realizing the assembly of the whole fixed base, then the sound amplification box body is mounted on the fixed seat, firstly the upper clamping frames on the two clamping assemblies are disassembled, then the sound amplification box body is put on the two lower clamping frames, then the upper clamping frames are mounted on the lower clamping frames, the sound amplification box body is fastened and fixed through fastening screws, then the interval between the two clamping assemblies is adjusted according to the length dimension and the structure of the sound amplification box body, the fastening nuts on the sliding rod are unscrewed, the sliding frame can slide along the sliding plate, the sliding rod is driven to slide in the through holes, when the two clamping assemblies move to the proper positions, the fastening nuts on the two clamping assemblies are screwed, so that the two clamping assemblies cannot move continuously, the whole structure is compact and reasonable in design, the mounting and use are more convenient, the split structure between the upper clamping frames and the lower clamping frames is realized through adjusting the length of the limiting block inserted into the limiting groove, can make the card frame carry out draw-in groove size change according to the thickness of sound amplification box body, can carry out the adjustment of interval between according to the length of sound amplification box body between two joint subassemblies simultaneously, effectively enlarge unable adjustment base's application scope for the sound amplification box body of equidimension all can be installed fixedly.
The loudspeaker box is high in practicality, the whole structural design is ingenious and reasonable, the loudspeaker box is more convenient and firm to install and place through the design of the fixing base, the damage to the inner loudspeaker box when the intelligent podium is carried or is impacted by external force is effectively avoided, meanwhile, the whole structure of the fixing base is designed, so that the loudspeaker box and the fixing base are more convenient to assemble and disassemble, the fixing base can be adjusted according to the actual size of the loudspeaker box, the installation firmness between the loudspeaker box and the fixing base is ensured, and the application range of the fixing base is enlarged.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a power amplifier amplifying device for an intelligent platform according to the present invention;
FIG. 2 is a schematic view of the installation structure of the fixing base and the clamping assembly according to the present invention;
FIG. 3 is a schematic view of a shock absorbing assembly according to the present invention;
FIG. 4 is a schematic structural view of a clamping assembly according to the present invention;
FIG. 5 is a schematic view of the mounting structure of the side plate and the support base according to the present invention;
FIG. 6 is a schematic view of a shock absorbing assembly according to the present invention;
fig. 7 is a partial enlarged view of I in fig. 1.
In the figure, 1-a sound expansion box body; 2-fixing a base; 3-a supporting seat; 4-clamping assembly; 5-mounting grooves; 6-a shock absorbing assembly; 7-a sliding plate; 8-fin group; 9-clamping the frame; 10-sliding frame; 11-connecting rods; 12-mounting a clamping frame; 13-lower clamping frame; 14-clamping grooves; 15-tightening a screw; 16-limit grooves; 17-limiting blocks; 18-a sliding rod; 19-a dust plate; 20-ventilation holes; 21-a first magnetic sheet; 22-a second magnetic sheet; 23-side plates; 24-a vertical slot; 25-perforating; 26-tightening a nut; 27-a transverse slot; 28-an extension plate; 29-mounting holes; 30-an upper shock absorption block; 31-a damping compression spring; 32-a lower shock-absorbing block; 33-wave-shaped radiating fins; 34-heat dissipation holes; a 35-L-shaped connecting plate; 36-an elastic stretch section; 37-set screw.
Detailed Description
As shown in fig. 1 to 7, the power amplifier amplifying device for the intelligent platform comprises an amplifying box body 1 and a fixing base 2, wherein the amplifying box body 1 is positioned on the fixing base 2, the fixing base 2 comprises a supporting seat 3 and two symmetrically arranged clamping components 4, a mounting groove 5 is formed in the supporting seat 3, a damping component 6 is uniformly arranged in the mounting groove 5, the damping component 6 comprises an upper damping block 30, a damping pressure spring 31 and a lower damping block 32, the damping pressure spring 31 is positioned between the upper damping block 30 and the lower damping block 32, the upper damping block 30 and the lower damping block 32 are designed to facilitate the installation of the damping pressure spring 31, meanwhile, the damping component 6 and the supporting seat 3 are conveniently installed and fixed, the damping effect of the damping component 6 can be effectively ensured, the mechanical vibration and the mechanical noise of the power amplifier device during operation can be reduced, an extending plate 28 is arranged on the bottom surface side of the supporting seat 3, the extending plate 28 and the supporting seat 3 are of an integrally formed structure, the extending plate 28 is uniformly arranged between the upper damping pressure spring 30 and the lower damping block 32, the extending plate 29 and the intelligent platform can be conveniently installed and the intelligent platform is further, the service life of the intelligent platform can be prolonged, the power amplifier device can be conveniently installed and prolonged, and the service life of the intelligent platform can be prolonged.
The left side and the right side of the supporting seat 3 are both provided with the side plates 23, the side plates 23 are fixedly clamped with the supporting seat 3, the supporting seat 3 is provided with the vertical slots 24, the side plates 23 are matched with the vertical slots 24, the side plates 23 are clamped in the vertical slots 24, the design of the side plates 23 can facilitate the installation between the sliding plates 7 and the supporting seat 3, the vertical slots 24 can facilitate the clamping between the side plates 23 and the supporting seat 3, the design of the side plates 23 is designed to be clamped and detachable, the installation and the disassembly between the loudspeaker box body 1 and the supporting seat 3 can be facilitated, the disassembly and the fixation of the fixed base 2 can be facilitated, the design is reasonable, the use is convenient, the side plates 23 are provided with the perforations 25, the perforations 25 are matched with the sliding rods 18, the ends of the sliding rods 18 penetrate through the perforations 25, the end parts of the sliding rods 18 are provided with the fastening nuts 26, and the sliding rods 18 are in limit fixation with the side plates 23, the design of the through holes 25 can facilitate the connection between the sliding rod 18 and the side plates 23, the sliding rod 18 is adjusted to penetrate through the length of the through holes 25 so as to adjust the distance between the two clamping assemblies 4, the loudspeaker box bodies 1 with different length sizes can be clamped and fixed with the fixed base 2, the design of the fastening nuts 26 can ensure the connection firmness between the sliding rod 18 and the side plates 23, when the sliding rod 18 moves to a proper position, the fastening nuts 26 are screwed down so that the limit fixation between the sliding rod 18 and the side plates 23 can not be continued, the structural stability of the whole device is ensured, the sliding plates 7 are arranged on the top surface of the supporting seat 3, two ends of the sliding plates 7 are respectively connected with the side plates 23, the opposite surfaces of the two side plates 23 are respectively provided with a transverse slot 27, the sliding plates 7 are matched with the transverse slot 27, the sliding plates 7 are clamped in the transverse slot 27, the transverse slot 27 can be convenient for the clamping and fixing between the sliding plate 7 and the side plate 23, has reasonable structure, is convenient to install and detach, and simplifies the installation and detachment steps.
The two clamping components 4 are located on the sliding plate 7, the radiating fin group 8 is uniformly arranged between the two clamping components 4, the radiating fin group 8 comprises the wave-shaped radiating fins 33, the top surfaces of the wave-shaped radiating fins 33 are contacted with the bottom surface of the loudspeaker box body 1, radiating holes 34 are uniformly formed in the wave-shaped radiating fins 33, L-shaped connecting plates 35 are arranged at two ends of the wave-shaped radiating fins 33, elastic stretching sections 36 are arranged on the horizontal sections of the L-shaped connecting plates 35, the vertical sections of the L-shaped connecting plates 35 are fixedly connected with the lower clamping frame 13 through fixing screws 37, the design of the wave-shaped radiating fins 33 is ingenious, the radiating effect of the radiating fin group 8 can be ensured to a large extent, the radiating area of the radiating fin group 8 can be further increased through the design of the radiating holes 34 on the wave-shaped radiating fins 33, the radiating rate of the loudspeaker box body 1 is quickened, the design of the L-shaped connecting plates 35 can be convenient to install and fix the radiating fin group 8 and the clamping components 4, the design of the elastic stretching sections 36 is ingenious and reasonable, the practical design requirements are met, and the space between the two clamping components 4 can be adjusted according to the practical length dimension of the loudspeaker box body 1, and the space between the two clamping components 4 can be adjusted according to the space between the elastic stretching sections through the elastic stretching sections 36.
The two clamping assemblies 4 comprise clamping frames 9 and sliding frames 10, the clamping frames 9 are located above sliding rods 18, the clamping frames 9 are connected with the sliding frames 10 through connecting rods 11, the clamping frames 9 comprise upper clamping frames 12 and lower clamping frames 13, clamping grooves 14 are formed between the upper clamping frames 12 and the lower clamping frames 13, two ends of a sound amplifying box body 1 are respectively clamped in the clamping grooves 14, the upper clamping frames 12 are fixedly clamped with the lower clamping frames 13 through fastening screws 15, limiting grooves 16 are formed in the bottom surfaces of the upper clamping frames 12, limiting blocks 17 are arranged on the top surfaces of the lower clamping frames 13 and are matched with the limiting grooves 16, the limiting blocks 17 are clamped in the limiting grooves 16, fastening screws 15 penetrate through the upper clamping frames 12 and are tightly abutted to the limiting blocks 17, the sliding frames 10 are sleeved on the sliding plates 7, sliding rods 18 are arranged on opposite surfaces of the two sliding frames 10, and the sliding rods 18 are connected with supporting seats 3.
Be provided with dust board 19 on unable adjustment base 2's the top surface, evenly be provided with bleeder vent 20 on the dust board 19, dust board 19 is connected with last card frame 12, the design of dust board 19 can play certain dust effect, avoid long-term use in-process dust granule etc. to enter into influence subsequent use in the megaphone box 1, protect megaphone box 1, simultaneously can ensure the ventilative ventilation performance of dust board 19 again through the design of bleeder vent 20, dust board 19 can not influence the heat dispersion of megaphone box 1 itself when playing the guard action to megaphone box 1, be provided with first magnetic sheet 21 on the top surface of last card frame 12, be provided with second magnetic sheet 22 in the dust board 19, the attraction between first magnetic sheet 21 and the second magnetic sheet 22 is realized and the absorption between the last card frame 12 is fixed, the design through first magnetic sheet 21 and second magnetic sheet 22 makes dust board 19's dismouting more convenient and fast, the whole structure of dust board 19 can be guaranteed simultaneously to the dust board 19 is more convenient to the connection on the top surface of card frame 12.
The invention has ingenious and reasonable overall structural design, changes the design that the loudspeaker box body 1 is directly placed in the box body of the intelligent platform in the prior art through the design that the fixed base 2 is combined with the loudspeaker box body 1, not only can ensure the installation firmness between the loudspeaker box body 1 and the intelligent platform, but also can not cause the situation that the internal loudspeaker box body 1 is inclined, collided and the like even if the intelligent platform is carried or impacted by external force, effectively protects the loudspeaker box body 1, simultaneously through the design of the invention, the whole radiating effect of the loudspeaker box body 1 is prevented from being influenced by the joint between the loudspeaker box body 1 and the bottom surface of the intelligent platform box body in the prior art, the loudspeaker box body 1 is overhead on the fixed base 2, thereby ensuring that the four sides of the loudspeaker box body 1 can radiate, improving the radiating rate of the loudspeaker box body 1, further improving the whole radiating rate of the loudspeaker box body 1 through the design that the radiating fin group 8 is arranged on the fixed base 2, prolonging the service life of the loudspeaker box body 1, and simultaneously playing a role of protecting the loudspeaker box body 1, and reducing the noise and the noise of the loudspeaker box body 1 can be improved through the design that the loudspeaker box body 1 is installed and the noise-reducing effect is improved.
In the invention, in actual installation, firstly, the damping component 6 is installed in the installation groove 5 in the support seat 3, then, the side plate 23 is installed on one side of the support seat 3, the side plate 23 is clamped into the vertical slot 24, then, one end of the sliding plate 7 is installed on the side plate 23, the sliding plate 7 is clamped into the transverse slot 27 on the side plate 23, then, the 2 clamping components 4 are installed on the sliding plate 7 in sequence, the sliding rod 18 on the clamping component 4 near one side of the installed side plate 23 passes through the perforation 25 on the side plate 23, then, the side plate 23 on the other side is installed on the support seat 3, in the installation of the side plate 23, the side plate 23 is clamped into the vertical slot 24, in addition, the other end of the sliding plate 7 is clamped into the transverse slot 27 on the side plate 23, meanwhile, the sliding rod 18 on the clamping component 4 near the side plate 23 passes through the perforation 25 on the side plate 23, then the radiating fin group 8 is installed between the two clamping assemblies 4, so that the assembly of the whole fixed base 2 is realized, then the loudspeaker box body 1 is installed on the fixed seat, firstly the upper clamping frames 12 on the two clamping assemblies 4 are disassembled, then the loudspeaker box body 1 is put on the two lower clamping frames 13, then the upper clamping frames 12 are installed on the lower clamping frames 13, the radiating fin group 8 is fastened and fixed through the fastening screws 15, then the adjustment of the interval between the two clamping assemblies 4 is carried out according to the length dimension and the structure of the loudspeaker box body 1, the fastening nuts 26 on the sliding rods 18 are unscrewed, the sliding frames 10 can slide along the sliding plates 7, meanwhile, the sliding rods 18 are driven to slide in the through holes 25, when the two clamping assemblies 4 move to the proper positions, the fastening nuts 26 on the two clamping assemblies 4 are screwed, so that the two clamping assemblies 4 cannot move continuously, the whole structure is compact and reasonable, the installation is used more conveniently to split type structure between last card frame 12 and lower card frame 13 among the joint subassembly 4, insert the length in the spacing groove 16 through adjusting stopper 17, can make card frame 9 carry out draw-in groove 14 size change according to the thickness of loudspeaker box body 1, can carry out the adjustment of interval between according to the length of loudspeaker box body 1 between two joint subassemblies 4 simultaneously, effectively enlarge unable adjustment base 2's application scope, make loudspeaker box body 1 of equidimension not all can be installed fixedly.
The loudspeaker box is strong in practicality, the whole structural design is ingenious and reasonable, the loudspeaker box body 1 is more convenient and firm to install and place through the design of the fixed base 2, the damage to the loudspeaker box body 1 inside when the intelligent podium is carried or is impacted by external force is effectively avoided, meanwhile, through the design of the whole structure of the fixed base 2, the loudspeaker box body 1 and the fixed base 2 are more convenient to assemble and disassemble, the fixed base 2 can be adjusted according to the actual size of the loudspeaker box body 1, the installation firmness performance between the loudspeaker box body 1 and the fixed base 2 is ensured, and the application range of the fixed base 2 is enlarged.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.
Claims (7)
1. A power amplifier public address set for intelligent podium, its characterized in that: comprises a sound amplifying box body and a fixed base, wherein the sound amplifying box body is positioned on the fixed base, the fixed base comprises a supporting seat and two clamping components which are symmetrically arranged, a mounting groove is formed in the supporting seat, shock absorbing components are uniformly arranged in the mounting groove, a sliding plate is arranged on the top surface of the supporting seat, two clamping components are positioned on the sliding plate, a radiating fin group is uniformly arranged between the two clamping components, the two clamping components comprise a clamping frame and a sliding frame, the clamping frame is positioned above the sliding frame, the clamping frame is connected with the sliding frame through a connecting rod, the clamping frame comprises an upper clamping frame and a lower clamping frame, clamping grooves are formed between the upper clamping frame and the lower clamping frame, two ends of the sound amplifying box body are respectively clamped in the clamping grooves, the upper clamping frame is fixedly clamped with the lower clamping frame, the upper clamping frame is fixed with the lower clamping frame in a limiting manner through fastening screws, a limiting groove is formed in the bottom surface of the upper clamping frame, a limiting block is arranged on the top surface of the lower clamping frame, the limiting block is matched with the limiting groove, the limiting block is clamped in the limiting groove, the fastening screws penetrate through the upper clamping frame and are tightly abutted and fixed with the limiting block, the sliding frames are sleeved on the sliding plates, sliding rods are arranged on the opposite surfaces of the two sliding frames, the sliding rods are connected with the supporting seats, dust blocking plates are arranged on the top surfaces of the fixing bases, air holes are uniformly formed in the dust blocking plates and are connected with the upper clamping frame, the radiating fin sets comprise wave-shaped radiating fins, the top surfaces of the wave-shaped radiating fins are contacted with the bottom surface of the sound amplifying box, radiating holes are uniformly formed in the wave-shaped radiating fins, the corrugated radiating fins are arranged at two ends of each corrugated radiating fin, an elastic stretching section is arranged on the horizontal section of each L-shaped connecting plate, and the vertical section of each L-shaped connecting plate is fixedly connected with the lower clamping frame through a fixing screw.
2. The power amplifier amplifying device for intelligent podium of claim 1, wherein: the dust-blocking device is characterized in that a first magnetic sheet is arranged on the top surface of the upper clamping frame, a second magnetic sheet is arranged in the dust-blocking plate, the first magnetic sheet and the second magnetic sheet are mutually attracted, and the dust-blocking plate is fixed with the upper clamping frame through attraction between the first magnetic sheet and the second magnetic sheet.
3. The power amplifier amplifying device for intelligent podium of claim 1, wherein: the left and right sides of supporting seat all is provided with the curb plate, the curb plate with the supporting seat joint is fixed, be provided with vertical slot on the supporting seat, the curb plate with vertical slot phase-match, the curb plate joint is in the vertical slot.
4. A power amplifier amplifying device for intelligent podium according to claim 3, wherein: the side plate is provided with a perforation, the perforation is matched with the sliding rod, the sliding rod penetrates through the perforation, the end part of the sliding rod is provided with a fastening nut, and the sliding rod is limited and fixed with the side plate through the fastening nut.
5. A power amplifier amplifying device for intelligent podium according to claim 3, wherein: the two ends of the sliding plate are respectively connected with the side plates, transverse slots are formed in opposite faces of the two side plates, the sliding plate is matched with the transverse slots, and the sliding plate is clamped in the transverse slots.
6. The power amplifier amplifying device for intelligent podium of claim 1, wherein: the support seat is characterized in that an extension plate is arranged on the side edge of the bottom surface of the support seat, the extension plate and the support seat are of an integrated structure, and mounting holes are uniformly formed in the extension plate.
7. The power amplifier amplifying device for intelligent podium of claim 1, wherein: the damping assembly comprises an upper damping block, a damping pressure spring and a lower damping block, and the damping pressure spring is located between the upper damping block and the lower damping block.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810888947.9A CN108924724B (en) | 2018-08-07 | 2018-08-07 | Power amplifier amplifying device for intelligent platform |
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| CN201810888947.9A CN108924724B (en) | 2018-08-07 | 2018-08-07 | Power amplifier amplifying device for intelligent platform |
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| CN108924724B true CN108924724B (en) | 2024-04-09 |
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| CN201810888947.9A Active CN108924724B (en) | 2018-08-07 | 2018-08-07 | Power amplifier amplifying device for intelligent platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109878439B (en) * | 2019-02-26 | 2020-09-08 | 泉州东耀服装有限公司 | Speech recognition installation device |
| CN112714577A (en) * | 2020-12-24 | 2021-04-27 | 天津理工大学 | Artificial intelligence navigation head |
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| CN108924724A (en) | 2018-11-30 |
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