CN110381398B - Sound takes precautions against earthquakes - Google Patents

Sound takes precautions against earthquakes Download PDF

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Publication number
CN110381398B
CN110381398B CN201910653962.XA CN201910653962A CN110381398B CN 110381398 B CN110381398 B CN 110381398B CN 201910653962 A CN201910653962 A CN 201910653962A CN 110381398 B CN110381398 B CN 110381398B
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China
Prior art keywords
sliding
shock
shockproof
sound
hinged
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Active
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CN201910653962.XA
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CN110381398A (en
Inventor
庄少宏
曾庆法
吴亚新
李蕤秀
葛丰达
刘学满
黄永添
劳凯邦
张泽远
高正彬
史作超
刘湘华
廖贵权
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Guangzhou Panyu Juda Car Audio Equipment Co ltd
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Guangzhou Panyu Juda Car Audio Equipment Co ltd
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Priority to CN201910653962.XA priority Critical patent/CN110381398B/en
Publication of CN110381398A publication Critical patent/CN110381398A/en
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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
    • H04R1/025Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/025Transducer mountings or cabinet supports enabling variable orientation of transducer of cabinet

Abstract

The invention discloses a shockproof sound box which comprises a sound box shell, a shockproof core column and a plurality of shockproof mechanisms, wherein the shockproof core column is vertically arranged in the middle of the shockproof sound box, and the sound box shell is connected with the shockproof core column based on the shockproof mechanisms. In the embodiment of the invention, when the shockproof sound box encounters external shock, the plurality of shockproof mechanisms can convert shaking kinetic energy generated by the shockproof core column into mechanical energy; when the loudspeaker of the shockproof sound box generates shock, the shock kinetic energy generated by the loudspeaker can be converted into mechanical energy by the shock-proof mechanisms, namely the shock kinetic energy and the shock kinetic energy are consumed in the shockproof sound box, so that a good shockproof effect is achieved, and the tone quality of the loudspeaker is ensured.

Description

Sound takes precautions against earthquakes
Technical Field
The invention relates to the field of sound equipment, in particular to a shockproof sound equipment.
Background
As is known, if an audio device is subjected to a large vibration, the playing tone quality of the audio device is greatly affected, which causes a decrease in the tone quality analysis force, a deterioration in transparency, and an increase in noise, so how to improve the vibration damping performance of the audio device becomes a research focus of audio device manufacturers; the sound equipment with better shock-absorbing performance can improve the bass, the control force and the resolving power of the sound equipment, and the sound field of the sound equipment is wider and more accurate in positioning, so that the sound equipment is more popular with users.
Most existing sound equipment is isolated through shaking to avoid possible earthquakes, but often shake and be difficult to completely isolate, resulting in that the shock-proof performance of sound equipment can not be greatly improved, and the tone quality of sound equipment is serious.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a shockproof sound box, which can convert vibration energy transmitted from the outside or generated by a loudspeaker into other energy, namely, the vibration energy is consumed in the shockproof sound box, so that a good shockproof effect is achieved, and the tone quality of the loudspeaker is ensured.
Correspondingly, the embodiment of the invention provides a shockproof sound box, which comprises a sound box shell, a shockproof core column and a plurality of shockproof mechanisms, wherein the shockproof core column is vertically arranged in the middle of the shockproof sound box, and the sound box shell is connected with the shockproof core column based on the shockproof mechanisms;
the top end of the shockproof core column is connected with the top of the sound box shell through a first shock insulation support, and the bottom end of the shockproof core column penetrates through the bottom of the sound box shell and is fixed on a plane for placing the shockproof sound box through a second shock insulation support;
the first shock insulation support is a first high-damping laminated rubber support, the top of the first high-damping laminated rubber support is fixed to the top wall of the sound shell, a first bearing seat is arranged at the bottom of the first high-damping laminated rubber support, a first rigid bearing is arranged in the first bearing seat, and the top end of the shock-proof stem is connected with the first rigid bearing;
the second shock insulation support is a second high-damping laminated rubber support, the bottom of the second high-damping laminated rubber support is fixed on a plane for placing the shock-proof sound equipment, a second bearing seat is arranged at the top of the second high-damping laminated rubber support, a second rigid bearing is arranged in the second bearing seat, and the bottom end of the shock-proof stem penetrates through the bottom of the sound equipment shell and is connected with the second rigid bearing;
the shockproof mechanism is arranged in the sound box shell and comprises a sliding support, a sliding piece, a first elastic damping device and a second elastic damping device; the sliding support is fixed on the side wall of the sound box shell, a sliding connecting piece is arranged in the sliding support, and the sliding piece is arranged on the sliding connecting piece in a sliding mode; one end of the first elastic damping device is hinged to the top of the sliding part, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the sliding part, and the other end of the second elastic damping device is hinged to the shockproof stem.
In an alternative embodiment, the core column is a rigid core column, and the core column is made of structural alloy steel.
In an optional embodiment, the sliding connection part is a sliding roller vertically arranged in the sliding support, and the sliding part is a sliding rail seat slidably arranged on the sliding roller;
one end of the first elastic damping device is hinged to the top of the sliding rail seat, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the sliding rail seat, and the other end of the second elastic damping device is hinged to the shockproof stem.
In an optional embodiment, the sliding connecting piece is a sliding rail vertically arranged in the sliding support, and the sliding piece is a pulley slidably arranged on the sliding rail;
one end of the first elastic damping device is hinged to the top of the pulley, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the pulley, and the other end of the second elastic damping device is hinged to the shockproof stem.
In an optional embodiment, the sliding connecting piece is a sliding groove vertically arranged in the sliding support, and the sliding piece is a sliding block slidably arranged on the sliding groove;
one end of the first elastic damping device is hinged to the top of the sliding block, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the sliding block, and the other end of the second elastic damping device is hinged to the shockproof stem.
In an alternative embodiment, the first elastic damping device is a first spring damper, and the second elastic damping device is a second spring damper.
In an optional embodiment, the bottom of the sound box is provided with a plurality of shock-absorbing pyramids.
In an optional implementation manner, three shock-absorbing pyramids are arranged at the bottom of the sound box shell, and the three shock-absorbing pyramids are distributed at the bottom of the sound box shell in a triangular shape.
In an optional embodiment, a shock absorbing pad adapted to the shock absorbing pyramid is disposed between the shock absorbing pyramid and the bottom of the sound housing.
The embodiment of the invention provides a shockproof sound box, which can convert vibration energy into other energy or attenuate and consume the vibration energy, so that the vibration of the shockproof sound box is reduced, a good shockproof effect is achieved, and the tone quality of a loudspeaker is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a front three-dimensional structure of a shock-proof sound box according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a three-dimensional structure of the back of the anti-vibration speaker in the embodiment of the present invention;
FIG. 3 is a schematic diagram of the internal structure of the anti-vibration sound box in the embodiment of the present invention;
FIG. 4 is a schematic view showing the connection of the shock absorbing core pillar to the first and second high damping laminated rubber supports according to the embodiment of the present invention;
FIG. 5 is a schematic view of the structure of the slide roller and the slide rail base according to the embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a slide rail and a sled according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a sliding slot and a sliding block according to an embodiment of the present invention;
FIG. 8 is a schematic three-dimensional structure of a slider in an embodiment of the present invention;
fig. 9 is a schematic view showing the composition of the shock absorbing pad in the embodiment of the present invention.
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.
Fig. 1 is a schematic front three-dimensional structure of a vibration-proof sound device in an embodiment of the present invention, fig. 2 is a schematic rear three-dimensional structure of a vibration-proof sound device in an embodiment of the present invention, and fig. 3 is a schematic internal structure of a vibration-proof sound device in an embodiment of the present invention.
The embodiment of the invention provides a shockproof sound box which comprises a sound box shell 1, a shockproof core column 2, a first shockproof mechanism 3 and a second shockproof mechanism 4, wherein the shockproof core column 2 is vertically arranged in the middle of the shockproof sound box, and the sound box shell 1 is connected with the shockproof core column 2 based on the first shockproof mechanism 3 and the second shockproof mechanism 4.
In the embodiment of the present invention, the speakers of the anti-vibration sound are respectively disposed on the first side wall 11 and the second side wall 12 of the sound enclosure 1, and in order to prevent external vibration from affecting the speakers on the first side wall 11 and the second side wall 12, the first side wall 11 of the sound enclosure 1 is connected to the stem 2 based on the first anti-vibration mechanism 3, and the second side wall 12 of the sound enclosure 1 is connected to the stem 2 based on the second anti-vibration mechanism 4; when the anti-vibration sound box is subjected to external vibration, the vibration of the first side wall 11 and the second side wall 12 is reduced through the cooperation of the anti-vibration stem 2 and the first anti-vibration mechanism 3 and the second anti-vibration mechanism 4, and the influence on the tone quality of the loudspeaker caused by the external vibration is reduced.
FIG. 4 is a schematic view showing the connection between the shock absorbing core and the first and second high damping laminated rubber mounts according to the embodiment of the present invention.
Specifically, the shockproof core column 2 is vertically arranged in the middle of the shockproof sound box, the top end of the shockproof core column 2 is connected with the top of the sound box shell 1 through a first shock insulation support, and the bottom end of the shockproof core column penetrates through the bottom of the sound box shell 1 and is fixed on a plane for placing the shockproof sound box through a second shock insulation support.
Preferably, the shock core column 2 is a rigid shock core column 2, and the shock core column 2 is made of alloy structural steel; the shock-proof stem 2 made of the alloy structural steel has the characteristics of high rigidity and high hardness, when external shock is applied, the shock-proof stem 2 shakes a lot, a large amount of kinetic energy can be consumed through the shock-proof stem 2, and the shaking of the first side wall 11 and the second side wall 12 is reduced.
Preferably, the first elastic support is a first high-damping laminated rubber support 21, and the second seismic isolation support is a second high-damping laminated rubber support 22; it should be noted that the high-damping laminated rubber support has good shock insulation performance, the middle part of the high-damping laminated rubber support is filled with high-damping composite rubber material, the high-damping composite rubber material has the advantages of large viscosity, good ductility and strong energy consumption, and when one side of the high-damping laminated rubber support is subjected to strong shock, the high-damping composite rubber material filled in the middle of the high-damping laminated rubber support can absorb the shock, so that the shock received by the other side of the high-damping laminated rubber support is reduced.
The top of the first high-damping laminated rubber support 21 is fixed to the top wall of the sound housing 1, the bottom of the first high-damping laminated rubber support 21 is provided with a first bearing seat 211, a first rigid bearing is arranged in the first bearing seat 211, and the top end of the shock-proof stem 2 is connected with the first rigid bearing; the bottom of the second high-damping laminated rubber support 22 is fixed on a plane for placing the anti-vibration sound, the top of the second high-damping laminated rubber support 22 is provided with a second bearing seat 221, a second rigid bearing is arranged in the second bearing seat, and the bottom end of the anti-vibration stem 2 penetrates through the bottom of the sound shell 1 and is connected with the second rigid bearing. In the embodiment of the present invention, the second high damping laminated rubber support 22 absorbs external shock, so as to reduce the shaking degree of the shock-proof stem 2 to a certain extent; the arrangement of the first bearing seat 211 and the second bearing seat 221 makes the shaking of the shockproof stem 2 more flexible and consumes more shaking kinetic energy; the first high damping laminated rubber support 21 is arranged to absorb the shaking of the core pillar 2 and prevent the shaking of the core pillar 2 from being transmitted to the audio housing 1.
In the embodiment of the present invention, the bottom of the second high damping laminated rubber mount 22 may be fixed to the plane on which the sound-proof device is placed by bolts, or the bottom of the second high damping laminated rubber mount 22 may be fixed to the plane on which the sound-proof device is placed by glue, and the fixing manner of the second high damping laminated rubber mount 22 is not limited in the embodiment of the present invention, which is determined according to the actual situation.
In the embodiment of the present invention, the shaking of the shock-proof stem 2 only consumes a part of shaking kinetic energy, and the rest of shaking kinetic energy may still bring shaking to the first side wall 11 and the second side wall 12, and in the embodiment of the present invention, the rest of shaking kinetic energy is consumed by the cooperation of the shock-proof stem 2 and the first shock-proof mechanism 3 and the second shock-proof mechanism 4, so as to reduce the shaking kinetic energy transmitted to the first side wall 11 and the second side wall 12 as much as possible.
It should be noted that, since the first anti-vibration mechanism 3 and the second anti-vibration mechanism 4 have the same structure, only the first anti-vibration mechanism 3 will be described in detail in the embodiment of the present invention.
The first shockproof mechanism 3 comprises a first sliding support 31, a first sliding part, a first elastic damping device and a second elastic damping device; specifically, the first sliding support 31 is fixed on the first side wall 11 of the sound box, a first sliding connection piece is arranged in the first sliding support 31, and the first sliding piece is slidably arranged on the first sliding connection piece; one end of the first elastic damping device is hinged to the top of the first sliding part, and the other end of the first elastic damping device is hinged to the shockproof stem 2; one end of the second elastic damping device is hinged to the bottom of the first sliding part, and the other end of the second elastic damping device is hinged to the shockproof stem 2; in the embodiment of the invention, the shaking kinetic energy of the shock-proof stem 2 is transmitted to the first sliding part through the first elastic damping device and the second elastic damping device, the first sliding part is driven to move based on the elastic expansion and contraction of the first elastic damping device and the second elastic damping device, and the rest shaking kinetic energy is consumed through the sliding fit of the first sliding part and the first sliding connecting part; on the contrary, the received vibration of the sound equipment shell 1 can be transmitted to the first sliding connection piece, certain vibration kinetic energy is consumed through the sliding fit of the first sliding connection piece and the first sliding piece, other vibrations can be transmitted to the vibration prevention stem 2 through the first elastic damping device and the second elastic damping device, the vibration prevention stem 2 is driven to move based on the elastic expansion of the first elastic damping device and the second elastic damping device, and other kinetic energy is consumed through the shaking of the vibration prevention stem 2, so that the vibration on the sound equipment shell 1 is exhausted to the maximum extent.
Preferably, the first elastic shock-absorbing device is a first spring damper 33, and the second elastic shock-absorbing device is a second spring damper 34; it should be noted that the spring damper is a device which consumes energy by the expansion and contraction of the spring to provide resistance to movement; in the embodiment of the present invention, based on the elastic expansion and contraction of the first spring damper 33 and the second spring damper 34, the first slider is driven to slide on the first sliding connection piece or the shock-proof stem 2 is driven to shake, so as to exhaust the shock on the sound housing 1 to the maximum extent; meanwhile, the first spring damper 33 and the second spring damper 34 attenuate the shaking kinetic energy of the core pillar 2 or the vibration kinetic energy of the acoustic enclosure 1 to a certain extent, and improve the anti-vibration performance of the anti-vibration acoustic.
In the embodiment of the present invention, there are various implementations of the sliding of the first sliding member on the first sliding connection member, and several of them are selected in the embodiment of the present invention for description:
the first embodiment is as follows:
FIG. 5 is a schematic structural diagram of a slide roller and a slide rail seat according to an embodiment of the present invention.
The first sliding connection part is a sliding roller 311 vertically arranged in the first sliding support 31, the first sliding part is a sliding rail seat 321 slidably arranged on the sliding roller 311, one end of the first spring damper 33 is hinged to the top of the sliding rail seat 321, and the other end of the first spring damper 33 is hinged to the shockproof stem 2; one end of the second spring damper 34 is hinged to the bottom of the sliding rail seat 321, and the other end of the second spring damper 34 is hinged to the shock-proof stem 2.
Example two:
fig. 6 is a schematic structural diagram of a slide rail and a pulley in the embodiment of the invention.
The first sliding connecting piece is a sliding rail 312 vertically arranged in the first sliding support 31, the first sliding piece is a pulley 322 slidably arranged on the sliding rail 312, one end of the first spring damper 33 is hinged on the top of the pulley 322, and the other end of the first spring damper 33 is hinged with the shockproof stem 2; one end of the second spring damper 34 is hinged to the bottom of the pulley 322, and the other end of the second spring damper 34 is hinged to the shock-proof stem 2.
Example three:
fig. 7 is a schematic structural view of a sliding groove and a sliding block in an embodiment of the present invention, and fig. 8 is a schematic three-dimensional structural view of a sliding block in an embodiment of the present invention.
The first sliding connecting piece is a sliding groove 313 vertically arranged in the first sliding support 31, and the first sliding piece is a sliding block 323 slidably arranged on the sliding groove 313; one end of the first spring damper 33 is hinged to the top of the sliding block 323, and the other end of the first spring damper 33 is hinged to the shockproof stem 2; one end of the second spring damper 34 is hinged to the bottom of the slider 323, and the other end of the second spring damper 34 is hinged to the shock-proof stem 2.
It should be noted that the embodiments of the sliding of the first sliding member on the first sliding connection member are not limited to the three types, and other similar embodiments should also be within the protection scope of the present invention.
In addition, a plurality of shock-absorbing pyramids 13 are arranged at the bottom of the sound housing 1, the shock-absorbing pyramids 13 play a role of supporting the shock-absorbing sound, and the shock-absorbing sound is supported by the shock-absorbing pyramids 13, so that the contact area between the sound housing 1 and a plane on which the shock-absorbing sound is placed can be reduced to the minimum, and the transmission of shock is reduced as much as possible; on the other hand, when vibration is transmitted to the shock-absorbing pyramids 13, the shock-absorbing pyramids 13 can convert the vibration kinetic energy into heat energy and discharge the heat energy, so that the vibration kinetic energy is consumed in a heat energy manner, and a shock-absorbing effect is achieved.
Preferably, in the embodiment of the present invention, three shock-absorbing pyramids 13 are disposed at the bottom of the sound housing 1, and the three shock-absorbing pyramids 13 are distributed in a triangular shape at the bottom of the sound housing 1, so that based on the stability of the triangular shape, the three shock-absorbing pyramids 13 distributed in the triangular shape can more effectively suppress vibration and improve the shock-absorbing capability of the shock-absorbing sound.
In addition, a shock absorbing pad 14 matched with the shock absorbing pyramid 13 is arranged between the shock absorbing pyramid 13 and the bottom of the sound box shell 1, wherein the shock absorbing pad 14 is of a multi-layer structure, and the material and the function of each layer are different.
Fig. 9 is a schematic view showing the composition of the shock absorbing pad in the embodiment of the present invention.
Specifically, the shock absorbing pad 14 is composed of a hard plate layer 141, a shock insulation layer 142 and a shock absorbing layer 143 from bottom to top; in the embodiment of the present invention, the hard board layer 141 is made of marble, the hard board layer 141 is bonded to the top of the shock-absorbing pyramid 13, and the hard board layer 141 can effectively reduce the resonance between the shock-absorbing pyramid 13 and the sound housing 1; the shock insulation layer 142 is made of rubber or other elastic materials, and the shock insulation layer 142 can effectively isolate shock kinetic energy uploaded through the shock absorption pyramid 13, so that a good shock absorption effect is achieved; inhale the bonding of shake layer 143 and be in the bottom of sound box housing 1, the material of inhaling shake layer 143 is felt damping thing, it is used for absorbing sound box housing 1's vibrations to inhale shake layer 143, sound box housing 1's vibrations warp the inside friction of felt damping thing converts into heat energy, absorbs sound box housing 1's vibrations effectively.
The embodiment of the invention provides a shockproof sound box, when the shockproof sound box is vibrated, the vibration can be transmitted to a shockproof stem 2 of the shockproof sound box, so that the shockproof stem 2 shakes, the shaking kinetic energy of the shockproof stem 2 can be transmitted to a first sliding part through a first spring damper 33 and a second spring damper 34, the first sliding part is driven to slide along a first sliding connecting part based on the elastic contraction of the first spring damper 33 and the second spring damper 34, the shaking kinetic energy is consumed through sliding, and the shaking kinetic energy transmitted to a first side wall 11 and a second side wall 12 is reduced as much as possible, so that the tone quality of a loudspeaker is ensured; in addition, at the power amplifier in-process of speaker, the speaker can make sound shell 1 produces vibrations, and this moment sound shell 1's vibrations kinetic energy can transmit on the first sliding connection spare, through first sliding connection spare with the sliding fit of first slider consumes certain vibrations kinetic energy, and remaining vibrations can be passed through first spring damper 33 and second spring damper 34 transmit on the heart post 2 takes precautions against earthquakes, based on the flexible drive of the elasticity of first spring damper 33 and second spring damper 34 the heart post 2 that takes precautions against earthquakes rocks, through taking precautions against earthquakes rocking of heart post 2 and consuming remaining vibrations kinetic energy, with will vibrations east ability furthest on sound shell 1 exhausts, in order to guarantee the tone quality of speaker.
The embodiment of the invention provides a shockproof sound box, which can convert vibration energy into other energy or attenuate and consume the vibration energy, so that the vibration of the shockproof sound box is reduced, a good shockproof effect is achieved, and the tone quality of a loudspeaker is ensured.
In addition, the shockproof sound equipment provided by the embodiment of the invention is described in detail above, and the principle and the implementation manner of the invention should be explained by using a specific example herein, and the description of the above embodiment is only used to help understanding the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims (9)

1. The anti-vibration sound box is characterized by comprising a sound box shell, an anti-vibration core column and a plurality of anti-vibration mechanisms, wherein the anti-vibration core column is vertically arranged in the middle of the anti-vibration sound box, and the sound box shell is connected with the anti-vibration core column based on the plurality of anti-vibration mechanisms;
the top end of the shockproof core column is connected with the top of the sound box shell through a first shock insulation support, and the bottom end of the shockproof core column penetrates through the bottom of the sound box shell and is fixed on a plane for placing the shockproof sound box through a second shock insulation support;
the first shock insulation support is a first high-damping laminated rubber support, the top of the first high-damping laminated rubber support is fixed to the top wall of the sound shell, a first bearing seat is arranged at the bottom of the first high-damping laminated rubber support, a first rigid bearing is arranged in the first bearing seat, and the top end of the shock-proof stem is connected with the first rigid bearing;
the second shock insulation support is a second high-damping laminated rubber support, the bottom of the second high-damping laminated rubber support is fixed on a plane for placing the shock-proof sound equipment, a second bearing seat is arranged at the top of the second high-damping laminated rubber support, a second rigid bearing is arranged in the second bearing seat, and the bottom end of the shock-proof stem penetrates through the bottom of the sound equipment shell and is connected with the second rigid bearing;
the shockproof mechanism is arranged in the sound box shell and comprises a sliding support, a sliding piece, a first elastic damping device and a second elastic damping device; the sliding support is fixed on the side wall of the sound box shell, a sliding connecting piece is arranged in the sliding support, and the sliding piece is arranged on the sliding connecting piece in a sliding mode; one end of the first elastic damping device is hinged to the top of the sliding part, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the sliding part, and the other end of the second elastic damping device is hinged to the shockproof stem.
2. The rugged sound of claim 1, wherein the rugged post is a rigid rugged post made of structural alloy steel.
3. The anti-shock sound box according to claim 1, wherein the sliding connection member is a sliding roller vertically disposed in the sliding support, and the sliding member is a sliding rail slidably disposed on the sliding roller;
one end of the first elastic damping device is hinged to the top of the sliding rail seat, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the sliding rail seat, and the other end of the second elastic damping device is hinged to the shockproof stem.
4. The anti-shock sound box of claim 1, wherein the sliding connection member is a slide rail vertically arranged in the sliding support, and the sliding member is a pulley slidably arranged on the slide rail;
one end of the first elastic damping device is hinged to the top of the pulley, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the pulley, and the other end of the second elastic damping device is hinged to the shockproof stem.
5. The sound box of claim 1, wherein the sliding connection member is a sliding slot vertically disposed in the sliding support, and the sliding member is a sliding block slidably disposed on the sliding slot;
one end of the first elastic damping device is hinged to the top of the sliding block, and the other end of the first elastic damping device is hinged to the shockproof stem; one end of the second elastic damping device is hinged to the bottom of the sliding block, and the other end of the second elastic damping device is hinged to the shockproof stem.
6. Anti-shock sound according to any one of claims 3 to 5, wherein the first resilient shock absorbing means is a first spring damper and the second resilient shock absorbing means is a second spring damper.
7. Anti-shock sound according to claim 1, wherein the bottom of the sound enclosure is provided with a plurality of shock-absorbing pyramids.
8. Shock-proof sound according to claim 7, wherein the bottom of the sound housing is provided with three shock-absorbing pyramids which are triangularly arranged at the bottom of the sound housing.
9. Shock-absorbing sound according to claim 8, wherein a shock-absorbing pad adapted to the shock-absorbing pyramid is provided between the shock-absorbing pyramid and the bottom of the sound housing.
CN201910653962.XA 2019-07-18 2019-07-18 Sound takes precautions against earthquakes Active CN110381398B (en)

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CN205207530U (en) * 2015-11-27 2016-05-04 芜湖多维减震技术有限公司 Double -deck slider formula shock insulation pedestal
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