CN113891195A - Portable vertical audio amplifier convenient to dismantle maintenance - Google Patents

Portable vertical audio amplifier convenient to dismantle maintenance Download PDF

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Publication number
CN113891195A
CN113891195A CN202111140326.0A CN202111140326A CN113891195A CN 113891195 A CN113891195 A CN 113891195A CN 202111140326 A CN202111140326 A CN 202111140326A CN 113891195 A CN113891195 A CN 113891195A
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CN
China
Prior art keywords
block
shell
end cover
symmetrically
sound box
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Withdrawn
Application number
CN202111140326.0A
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Chinese (zh)
Inventor
潘勇
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Guangzhou Shengxin Electronic Co ltd
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Guangzhou Shengxin Electronic Co ltd
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Publication date
Application filed by Guangzhou Shengxin Electronic Co ltd filed Critical Guangzhou Shengxin Electronic Co ltd
Priority to CN202111140326.0A priority Critical patent/CN113891195A/en
Publication of CN113891195A publication Critical patent/CN113891195A/en
Withdrawn legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/02Casings; Cabinets ; Supports therefor; Mountings therein
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/02Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/026Supports for loudspeaker casings
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/20Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

The invention relates to the technical field of sound boxes, and discloses a movable vertical sound box convenient to disassemble and maintain, which comprises a shell, an end cover, a loudspeaker and cylinders, wherein the end cover is installed at the front end of the shell, two circular grooves are symmetrically formed in the front end of the end cover, the loudspeaker is installed in each circular groove, the two cylinders are symmetrically and fixedly installed at the rear end of the end cover, the rear end of the loudspeaker extends into the cylinders, a cylindrical block is rotatably installed at the front end of the end cover, the rear end of the cylindrical block penetrates through the end cover and is fixedly provided with a cam, and a rotating block is rotatably installed at the front end of the cam through a circular rod. The invention not only can drive the rotating block to rotate and move simultaneously through the rotation of the cam so as to drive the clamping block to move and separate from the inside of the clamping groove, thereby realizing the disassembly of the horn, but also can separate the L-shaped pressing block from the L-shaped square block through the rotation of the cam so as to facilitate the disassembly of the end cover from the shell, and can drive the bidirectional screw rod to rotate through the rack and the gear so as to conveniently open and close the rubber plate.

Description

Portable vertical audio amplifier convenient to dismantle maintenance
Technical Field
The invention relates to the technical field of sound boxes, in particular to a movable vertical sound box convenient to disassemble and maintain.
Background
The sound box is a device which can convert audio signals into sound, and the popular speaking is that a power amplifier is arranged in a main box body or a bass box body of the sound box, the sound box generates sound after amplifying the audio signals, so that the sound of the sound box is increased, the sound box is a terminal of the whole sound system and has the function of converting audio electric energy into corresponding sound energy and radiating the sound energy to a space, and an end cover and a loudspeaker are fixedly arranged on the sound box, so that the sound box is inconvenient to disassemble and maintain.
The vertical audio amplifier that uses at present has certain defect, lacks the convenient joint function of end cover and loudspeaker, and general end cover and loudspeaker fixed mounting are on the audio amplifier, and inconvenient dismantlement is maintained inside the audio amplifier and loudspeaker, causes the damage of loudspeaker easily, reduces the life of audio amplifier, consequently, provides a portable vertical audio amplifier convenient to dismantle the maintenance and seems very necessary.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a movable vertical sound box convenient to disassemble and maintain, which mainly aims to solve the problem that the end cover and a loudspeaker are inconvenient to disassemble and maintain.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a movable vertical sound box convenient to disassemble and maintain comprises a shell, an end cover, a loudspeaker and a cylinder, wherein the end cover is installed at the front end of the shell, the front end of the end cover is symmetrically provided with two circular grooves, the loudspeaker is installed in each circular groove, the rear end of the end cover is symmetrically and fixedly installed with two cylinders, the rear end of the loudspeaker extends into the cylinder, the front end of the end cover is rotatably installed with a cylinder block, the rear end of the cylinder block penetrates through the end cover and is fixedly installed with a cam, the front end of the cam is rotatably installed with a rotating block through a circular rod, the front end of the rotating block is rotatably installed with a rotating pin, the annular side surface of the rotating pin is rotatably installed with a fixture block, the lower side of the rear end of the fixture block is attached to the upper side of the front end of the rotating block, the rear end of the loudspeaker is fixedly installed with a support block, one end of the fixture block penetrates through the cylinder and extends into the support block, and two T-shaped rods are symmetrically and slidably installed in the shell, and the T type pole is close to the equal fixed mounting in two inside left and right sides wall one end of shell has L type briquetting, two T type pole is close to one end each other and laminates with the cam ring side left and right sides respectively, four recesses are evenly seted up to the shell front end, and the inside fixed mounting of recess has the fixed pin, rotate on the fixed pin ring side and install L type square, the inside back wall of L type square laminates with the end cover front end, L type briquetting is close to shell inner wall one end and extends to the inside and laminates with L type square of recess mutually, two T type circle pieces one of the equal symmetric slidable mounting in both ends about the shell, T type circle piece one end extends to the shell inside and fixed mounting on L type briquetting, install spring one on T type circle piece ring side, spring both ends are fixed mounting respectively on T type circle piece one and on the shell.
Further, two fixed blocks of inside symmetry fixed mounting of shell, fixed block rear end slidable mounting has T type circle piece two, two front ends of T type circle piece pass fixed block and fixed mounting have the slider, the slider front end is laminated with the end cover rear end.
On the basis of the scheme, a second spring is installed on the annular side face of the T-shaped round block, two ends of the front end and the rear end of the second spring are fixedly installed at the rear end of the supporting block and the rear end of the T-shaped round block respectively, and the initial position of the second spring is in a stretching state.
Further, two universal wheels are symmetrically installed at the left end and the right end of the shell, an electric push rod is fixedly installed at the bottom end inside the shell, a bottom plate is slidably installed at the bottom end of the shell, and the bottom end of the electric push rod penetrates through the shell and is fixedly installed at the top end of the bottom plate.
On the basis of the scheme, the hollow rods are symmetrically and fixedly installed at the left end and the right end of the shell, the two-way screw rods are rotatably installed inside the hollow rods, and the rear ends of the two-way screw rods extend to the outer sides of the hollow rods and are fixedly provided with gears.
As a further scheme of the invention, two connecting rods are symmetrically and fixedly arranged at the rear end of the bottom plate, racks are fixedly arranged at the top ends of the connecting rods, and one ends of the racks are meshed with the annular side face of the gear.
Furthermore, two nuts are symmetrically installed on the annular side face of the bidirectional screw, a rear moving block is fixedly installed on the outer side of each nut, the moving blocks are slidably installed inside the hollow rod, a rubber plate is fixedly installed at one end of each moving block, and the rubber plates are slidably installed on the outer side of the hollow rod.
On the basis of the scheme, square grooves are symmetrically formed in the left end and the right end of the shell, the radiating net is arranged inside each square groove, two strip-shaped grooves are symmetrically formed in the circular grooves, strip-shaped blocks are symmetrically and fixedly arranged on the annular side face of the horn and are arranged inside the strip-shaped grooves, the supporting block is close to one end of the clamping block and is provided with a clamping groove, and the clamping block extends to the inside of the clamping groove.
(III) advantageous effects
Compared with the prior art, the invention provides a movable vertical sound box convenient to disassemble and maintain, which has the following beneficial effects:
1. move when rotating through the cam and drive the turning block pivoted, and then drive the fixture block and remove and break away from the draw-in groove is inside, realize the dismantlement of loudspeaker, utilize the cylinder piece to rotate the cam, the cam rotates and drives the turning block and rotate to pulling the turning block and removing, the turning block removes and drives the fixture block and remove and break away from the draw-in groove is inside, and then realize the dismantlement of loudspeaker, the design of turning pin is convenient for the turning block and is connected with the rotation between the fixture block, is convenient for dismantle the maintenance to loudspeaker.
2. Rotate through the cam and separate with T type pole, make L type briquetting and L type square separation, be convenient for dismantle from the shell of end cover, the cam rotates and separates with T type pole, under the effect of a spring elasticity, T type circle piece removes and drives L type briquetting and remove with L type square separation, and drive T type pole removal simultaneously, under the effect of two springs, two removal of T type circle pole drive slider removal, the slider removes the ejecting shell of end cover, the end cover removes in-process extrusion L type square, make L type square rotate around the fixed pin, realize the convenient dismantlement of end cover, be convenient for maintain the shell inside.
3. The bottom plate is driven to move through the work of the electric push rod, so that the sound box is integrally jacked up, the bottom plate is driven to move and be attached to the ground through the work of the electric push rod, and then the sound box is integrally pushed to move upwards, so that the universal wheels are separated from the ground, and the use stability of the sound box is improved.
4. Drive two-way screw rod through rack and gear and rotate, and then conveniently open closed rubber slab, the bottom plate moves down the in-process and drives the rack through the connecting rod and remove, rack removal drive gear rotates, gear rotation drives two-way screw rod and takes place to rotate, two-way screw rod rotate and drive two nut back of the body removals, and then drive the removal piece and remove for two rubber slabs remove and open, the radiator-grid exposes this moment, the heat of being convenient for sparse audio amplifier work production.
5. The design through bar groove and bar piece is convenient for install loudspeaker inside the end cover, and the draw-in groove on the supporting shoe of being convenient for aligns from top to bottom with the fixture block simultaneously, and then the subsequent joint of the loudspeaker of being convenient for is fixed.
Drawings
Fig. 1 is a schematic perspective view of a movable vertical sound box convenient to disassemble and maintain according to the present invention;
FIG. 2 is a schematic cross-sectional view of a housing of a portable vertical sound box according to the present invention, which is convenient for disassembly and maintenance;
FIG. 3 is a schematic view of an L-shaped block assembly structure of the movable vertical sound box of the present invention, which is convenient for disassembly and maintenance;
FIG. 4 is a schematic diagram of an assembly structure of a rubber plate of the movable vertical sound box convenient for disassembly and maintenance according to the present invention;
fig. 5 is a partially enlarged schematic structural view of a movable vertical sound box convenient to disassemble and maintain according to the present invention.
In the figure: 1. a housing; 2. an end cap; 3. a horn; 4. a cylinder; 5. a cylindrical block; 6. a cam; 7. rotating the block; 8. a rotation pin; 9. a clamping block; 10. a support block; 11. a T-shaped rod; 12. an L-shaped briquette; 13. an L-shaped square block; 14. a fixing pin; 15. a first T-shaped round block; 16. a first spring; 17. a fixed block; 18. a T-shaped round block II; 19. a second spring; 20. a slider; 21. a universal wheel; 22. a base plate; 23. an electric push rod; 24. A connecting rod; 25. a rack; 26. a gear; 27. a hollow shaft; 28. a bidirectional screw; 29. a nut; 30. A moving block; 31. a rubber plate; 32. a heat-dissipating web; 33. a strip-shaped groove; 34. a bar-shaped block; 35. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a movable vertical sound box convenient for disassembly and maintenance comprises a shell 1, an end cover 2, a horn 3 and a cylinder 4, wherein the end cover 2 is installed at the front end of the shell 1, two circular grooves are symmetrically formed at the front end of the end cover 2, the horn 3 is installed in the circular grooves, the two cylinders 4 are symmetrically welded at the rear end of the end cover 2, the rear end of the horn 3 extends into the cylinders 4, a cylinder block 5 is rotatably installed at the front end of the end cover 2 through a bearing, the rear end of the cylinder block 5 penetrates through the end cover 2 and is welded with a cam 6, a rotating block 7 is rotatably installed at the front end of the cam 6 through a round rod, a rotating pin 8 is rotatably installed at the front end of the rotating block 7, a clamping block 9 is rotatably installed on the annular side surface of the rotating pin 8, the lower side of the rear end of the clamping block 9 is attached to the upper side of the front end of the rotating block 7, a supporting block 10 is welded at the rear end of the horn 3, one end of the clamping block 9 penetrates through the cylinder 4 and extends into the supporting block 10, two T-shaped rods 11 are symmetrically and slidably arranged in the shell 1, L-shaped pressing blocks 12 are welded at one ends of the T-shaped rods 11, which are close to the left wall and the right wall in the shell 1, one ends of the two T-shaped rods 11, which are close to each other, are respectively attached to the left side and the right side of the annular side surface of the cam 6, four grooves are uniformly formed in the front end of the shell 1, and the inside fixed mounting of recess has fixed pin 14, rotate through the bearing on the 14 annular side of fixed pin and install L type square 13, the inside back wall of L type square 13 is laminated with the end cover 2 front end, L type briquetting 12 is close to 1 inner wall one end of shell and extends to the recess inside and laminates with L type square 13 mutually, two T type round blocks 15 of equal symmetric slidable mounting in both ends about shell 1, 15 one ends of T type round block extend to 1 inside and weld on L type briquetting 12 of shell, install spring 16 on the 15 annular side of T type round block, 16 both ends of spring weld respectively on T type round block 15 and shell 1.
In the invention, it should be noted that two fixed blocks 17 are symmetrically and fixedly installed inside the housing 1, a second T-shaped round block 18 is slidably installed at the rear end of the fixed block 17, the front end of the second T-shaped round block 18 penetrates through the fixed block 17 and is fixedly installed with a sliding block 20, the front end of the sliding block 20 is attached to the rear end of the end cover 2, a second spring 19 is installed on the annular side surface of the second T-shaped round block 18, the front end and the rear end of the second spring 19 are respectively and fixedly installed at the rear end of the supporting block 10 and the second T-shaped round block 18, the initial position of the second spring 19 is in a stretching state, the installation position of the end cover 2 is conveniently limited by the design of the sliding block 20 and the fixed block 17, the sliding block 20 is convenient for pushing the end cover 2 to pop up by the design of the second spring 19,
particularly, two universal wheels 21 are symmetrically installed at the left end and the right end of a shell 1, an electric push rod 23 is fixedly installed at the bottom end inside the shell 1, a bottom plate 22 is slidably installed at the bottom end of the shell 1, the bottom end of the electric push rod 23 penetrates through the shell 1 and is fixedly installed at the top end of the bottom plate 22, hollow rods 27 are symmetrically and fixedly installed at the left end and the right end of the shell 1, a bidirectional screw 28 is rotatably installed inside the hollow rods 27, the rear end of the bidirectional screw 28 extends to the outer side of the hollow rods 27 and is fixedly installed with a gear 26, two connecting rods 24 are symmetrically and fixedly installed at the rear end of the bottom plate 22, a rack 25 is fixedly installed at the top end of each connecting rod 24, one end of each rack 25 is meshed with the annular side surface of the gear 26, two nuts 29 are symmetrically installed on the annular side surface of the bidirectional screw 28, a rear movable block 30 is fixedly installed on the outer side surface of each nut 29, the movable block 30 is slidably installed inside the hollow rods 27, and one end of the rubber plate 31 is fixedly installed at one end of the movable block 30, and the rubber plate 31 is slidably mounted outside the hollow rod 27, the design of the universal wheel 21 is convenient for the whole carrying of the sound box, when the sound box is needed, the electric push rod 23 is started, the electric push rod 23 works to drive the bottom plate 22 to move to be attached to the ground, and further the whole sound box is pushed to move upwards, so that the universal wheel 21 is separated from the ground, the stability of the use of the sound box is improved, the rack 25 is driven to move by the connecting rod 24 in the downward movement process of the bottom plate 22, the rack 25 moves to drive the gear 26 to rotate, the gear 26 rotates to drive the bidirectional screw 28 to rotate, the bidirectional screw 28 rotates to drive the two nuts 29 to move back and forth, and further the moving block 30 is driven to move, so that the two rubber plates 31 are moved and opened, at the moment, the heat dissipation net 32 is exposed, so as to evacuate the heat generated by the work of the sound box, after the use is finished, the electric push rod 23 pulls the bottom plate 22 to move upwards, so that the bottom plate 22 moves to be separated from the ground, and then the universal wheel 21 is attached to the ground, the bottom plate 22 moves to drive the rack 25 to move reversely, and further drive the gear 26 to rotate reversely, so that the two rubber plates 31 move relatively and close, the radiator-grid 32 is covered, the loudspeaker box is prevented from being collided during the transportation process, and the radiator-grid 32 is prevented from being damaged, the left end and the right end of the shell 1 are symmetrically provided with square grooves, the radiator-grid 32 is arranged in the square grooves, the circular grooves are symmetrically provided with two strip-shaped grooves 33, strip-shaped blocks 34 are symmetrically and fixedly arranged on the annular side surface of the horn 3, the strip-shaped blocks 34 are arranged in the strip-shaped grooves 33, one end of the supporting block 10 close to the clamping block 9 is provided with a clamping groove 35, the clamping block 9 extends to the inside of the clamping groove 35, the design of the square grooves is convenient for installing the radiator-grid 32, the design of the strip-shaped blocks 34 and the strip-shaped grooves 33 is convenient for installing the horn 3 in the circular grooves, and the supporting block 10 is convenient for aligning with the clamping block 9, the design of the clamping groove 35 facilitates the extension of the clamping block 9 into the supporting block 10, so as to complete the fixed installation of the horn 3.
The working principle of the embodiment is as follows: when the horn 3 and the end cover 2 need to be disassembled, the cam 6 is rotated by the cylindrical block 5, the cam 6 rotates to drive the rotating block 7 to rotate, and pulls the rotating block 7 to move, the rotating block 7 moves to drive the clamping block 9 to move and separate from the clamping groove 35, thereby realizing the disassembly of the horn 3, the design of the rotating pin 8 is convenient for the rotating connection between the rotating block 7 and the clamping block 9, the cam 6 rotates to be separated from the T-shaped rod 11, under the action of the elastic force of the first spring 16, the first T-shaped round block 15 moves to drive the L-shaped pressing block 12 to move and separate from the L-shaped square block 13, and simultaneously drives the T-shaped rod 11 to move, under the action of the elastic force of the second spring 19, the second T-shaped round rod moves to drive the sliding block 20 to move, the sliding block 20 moves to push the end cover 2 out of the shell 1, the L-shaped square block 13 is extruded in the moving process of the end cover 2, so that the L-shaped block 13 rotates around the fixing pin 14, and the disassembly of the horn 3 and the end cap 2 is completed.
When the loudspeaker 3 and the end cover 2 need to be installed, the loudspeaker 3 is installed inside the end cover 2, the end cover 2 is installed at the front end of the shell 1, the end cover 2 is pushed backwards, the end cover 2 moves to drive the L-shaped block 13 to rotate reversely around the fixing pin 14, the end cover 2 moves to drive the sliding block 20 to move to be attached to the fixing block 17, the end cover 2 is prompted to be installed in place, the sliding block 20 drives the T-shaped block II 18 to move and stretch the spring II 19 in the moving process, the spring II 19 generates elastic force, then the cylindrical block 5 rotates reversely, the cylindrical block 5 rotates to drive the cam 6 to rotate reversely, the T-shaped rod 11 is further extruded to move, the T-shaped rod 11 moves to drive the L-shaped pressing block 12 to move to be attached to the L-shaped block 13, the position of the L-shaped block 13 is further fixed, the end cover 2 is clamped between the L-shaped block 13 and the sliding block 20, the L-shaped pressing block 12 moves to drive the T-shaped block I15 to move, the first T-shaped round block 15 moves to stretch the first spring 16, so that the first spring 16 generates elastic force, the cam 6 rotates and simultaneously extrudes the rotating block 7, the clamping block 9 is further pushed to move into the clamping groove 35 in the supporting block 10, and the horn 3 is further fixedly mounted on the end cover 2.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The movable vertical sound box convenient to disassemble and maintain comprises a shell (1), an end cover (2), a loudspeaker (3) and a cylinder (4), wherein the end cover (2) is installed at the front end of the shell (1), the front end of the end cover (2) is symmetrically provided with two circular grooves, the loudspeaker (3) is installed inside the circular grooves, the two cylinders (4) are fixedly installed at the rear end of the end cover (2) in a symmetrical mode, the rear end of the loudspeaker (3) extends into the cylinder (4), the movable vertical sound box is characterized in that a cylinder block (5) is installed at the front end of the end cover (2) in a rotating mode, a cam (6) penetrates through the end cover (2) and is fixedly installed at the rear end of the cylinder block (5), a rotating block (7) is installed at the front end of the cam (6) in a rotating mode through a round rod, a rotating pin (8) is installed at the front end of the rotating block (7), and a clamping block (9) is installed on the annular side face of the rotating pin (8) in a rotating mode, and fixture block (9) rear end downside laminates with the front end upside of turning block (7) mutually, loudspeaker (3) rear end fixed mounting has supporting shoe (10), fixture block (9) one end is passed drum (4) and is extended to inside supporting shoe (10), two T type pole (11) of shell (1) inside symmetry slidable mounting, and T type pole (11) are close to shell (1) inside about two wall one end equal fixed mounting have L type briquetting (12), two T type pole (11) are close to one end each other and are laminated with cam (6) ring flank left and right sides mutually, four recesses are evenly seted up to shell (1) front end, and recess inside fixed mounting has fixed pin (14), rotate on fixed pin (14) ring flank and install L type square (13), L type square (13) inside rear wall laminates with end cover (2) front end mutually, L type briquetting (12) are close to shell (1) inner wall one end and extend to inside and L type square (1) recess (1), (2) 13) Laminating mutually, two T type fritter (15) of the equal symmetry slidable mounting in both ends about shell (1), T type fritter (15) one end extends to shell (1) inside and fixed mounting on L type briquetting (12), install spring (16) on T type fritter (15) annular side, spring (16) both ends respectively fixed mounting on T type fritter (15) and on shell (1).
2. The movable vertical sound box convenient to disassemble and maintain according to claim 1, wherein two fixed blocks (17) are symmetrically and fixedly installed inside the shell (1), a second T-shaped round block (18) is slidably installed at the rear end of each fixed block (17), a sliding block (20) penetrates through the fixed blocks (17) and is fixedly installed at the front end of the second T-shaped round block (18), and the front end of the sliding block (20) is attached to the rear end of the end cover (2).
3. The movable vertical sound box convenient to disassemble and maintain as claimed in claim 2, wherein a second spring (19) is installed on the annular side surface of the second T-shaped round block (18), two ends of the front end and the rear end of the second spring (19) are respectively and fixedly installed on the rear end of the supporting block (10) and the second T-shaped round block (18), and the initial position of the second spring (19) is in a stretching state.
4. The movable vertical sound box convenient to disassemble and maintain according to claim 1, wherein two universal wheels (21) are symmetrically installed at the left end and the right end of the shell (1), an electric push rod (23) is fixedly installed at the bottom end inside the shell (1), a bottom plate (22) is slidably installed at the bottom end of the shell (1), and the bottom end of the electric push rod (23) penetrates through the shell (1) and is fixedly installed at the top end of the bottom plate (22).
5. The movable vertical sound box convenient to disassemble and maintain according to claim 1, wherein the left end and the right end of the shell (1) are symmetrically and fixedly provided with hollow rods (27), the hollow rods (27) are internally and rotatably provided with bidirectional screw rods (28), and the rear ends of the bidirectional screw rods (28) extend to the outer sides of the hollow rods (27) and are fixedly provided with gears (26).
6. A movable vertical sound box convenient for disassembly and maintenance according to claim 4, wherein the bottom plate (22) is symmetrically and fixedly provided with two connecting rods (24) at the rear end, the top ends of the connecting rods (24) are fixedly provided with racks (25), and one ends of the racks (25) are meshed with the annular side surface of the gear (26).
7. The movable vertical sound box convenient to disassemble and maintain as claimed in claim 5, wherein two nuts (29) are symmetrically installed on the annular side surface of the bidirectional screw (28), a rear moving block (30) is fixedly installed on the outer side of each nut (29), the moving block (30) is slidably installed inside the hollow rod (27), a rubber plate (31) is fixedly installed at one end of the moving block (30), and the rubber plate (31) is slidably installed on the outer side of the hollow rod (27).
8. The movable vertical sound box convenient to disassemble and maintain according to claim 1, wherein a square groove is symmetrically formed in the left end and the right end of the shell (1), a radiator mesh (32) is arranged in the square groove, two strip grooves (33) are symmetrically formed in the circular groove, a strip block (34) is symmetrically and fixedly arranged on the annular side surface of the horn (3), the strip block (34) is arranged in the strip grooves (33), a clamping groove (35) is formed in one end, close to the clamping block (9), of the supporting block (10), and the clamping block (9) extends to the inside of the clamping groove (35).
CN202111140326.0A 2021-09-28 2021-09-28 Portable vertical audio amplifier convenient to dismantle maintenance Withdrawn CN113891195A (en)

Priority Applications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116501283A (en) * 2023-04-24 2023-07-28 云步(济南)智能科技有限公司 Live broadcast sound card capable of automatically reducing noise and playing in sound control mode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116501283A (en) * 2023-04-24 2023-07-28 云步(济南)智能科技有限公司 Live broadcast sound card capable of automatically reducing noise and playing in sound control mode
CN116501283B (en) * 2023-04-24 2024-02-09 恩平市美奇音响设备有限公司 Live broadcast sound card capable of automatically reducing noise and playing in sound control mode

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