CN110493687B - Three-dimensional distributed loudspeaker - Google Patents
Three-dimensional distributed loudspeaker Download PDFInfo
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- CN110493687B CN110493687B CN201910634938.1A CN201910634938A CN110493687B CN 110493687 B CN110493687 B CN 110493687B CN 201910634938 A CN201910634938 A CN 201910634938A CN 110493687 B CN110493687 B CN 110493687B
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- connecting rod
- telescopic mechanism
- telescopic
- loudspeaker
- damping piece
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- 238000013016 damping Methods 0.000 claims abstract description 25
- 230000010287 polarization Effects 0.000 claims abstract description 25
- 230000003321 amplification Effects 0.000 claims description 19
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 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
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2873—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself for loudspeaker transducers
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- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a three-dimensional distributed loudspeaker, which comprises a sound amplifying cover shell, a loudspeaker body, a telescopic mechanism and a polarization damping piece, wherein the loudspeaker body is arranged at the front end part of the telescopic mechanism through a spring piece; the telescopic mechanism is internally provided with a polarization damping piece, and the front end of the connecting rod is arranged between the reserved gaps at the end parts of the elastic ribs of the polarization damping piece and is connected with the outer wall of the connecting rod when in contact. This device is through being provided with polarization damping piece in telescopic machanism, when the speaker body takes place to vibrate the resonance, the connecting rod transmits the amplitude to polarization damping piece on, and there is the clearance at polarization damping piece's elastic rib tip, and the resonance that shakes of transmission can not cause secondary resonance.
Description
Technical Field
The invention belongs to the technical field of loudspeaker equipment, and particularly relates to a three-dimensional distributed loudspeaker.
Background
A loudspeaker is a very common electroacoustic component, which is a transducer device for converting an electrical signal into an acoustic signal, and audio frequency electric energy causes a cone or a diaphragm of the loudspeaker to vibrate and resonate (resonate) with surrounding air through electromagnetic, piezoelectric or electrostatic effects to produce sound.
Because the stereo set is at work, for the convenience, the overall layout of the stereo set is small and exquisite usually, although this kind is convenient to carry, its public address ability is limited, in case when reaching the maximum volume, the produced self amplitude of loudspeaker itself is too big, or the passive loudspeaker that makes produced is also vibrated thereupon, and the quality effect of bass is seriously influenced to this kind of vibration mode under the bass environment.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a three-dimensional distributed loudspeaker, which solves the problem that the bass tone quality effect is seriously influenced in the public address environment in the prior art.
The purpose of the invention can be realized by the following technical scheme:
a three-dimensional distributed loudspeaker comprises a sound amplification housing, a loudspeaker body, a telescopic mechanism and a polarization damping piece, wherein the front end part of the sound amplification housing is of a horn-shaped structure, and the tail end of the sound amplification housing is provided with a sleeve; the loudspeaker body is arranged at the front end part of the telescopic mechanism through a spring part, the telescopic mechanism is of a cylinder structure with a hollow middle part and is integrally and telescopically sleeved in the sleeve, a connecting rod is concentrically arranged in the telescopic mechanism, the front end of the connecting rod penetrates through the spring part at the front end of the telescopic mechanism to be connected with the tail end of the loudspeaker body, the tail end is connected to the tail end part of the telescopic mechanism, and the connecting rod is of a telescopic structure;
the telescopic mechanism is internally provided with a polarization damping part, the polarization damping part comprises a first lantern ring and a second lantern ring, the first lantern ring and the second lantern ring are concentrically arranged, an elastic rib is arranged inside the first lantern ring towards the center, a gap is reserved at the end part of the elastic rib, and the first lantern ring is arranged on the inner wall of the telescopic mechanism;
the front end of the connecting rod is arranged between the reserved gaps at the end parts of the elastic ribs of the polarization damping parts and is connected with the outer wall of the connecting rod when in contact.
Furthermore, a notch is formed in the circumferential direction of the front end portion of the sound amplification housing, a cover shell covers the notch, and through holes are uniformly distributed in the surface of the cover shell.
Furthermore, the through holes are radially distributed on the surface of the cover shell.
Furthermore, the inner wall of the sleeve of the sound amplification housing is provided with a limiting strip, the outer wall of the telescopic mechanism is provided with a limiting groove, and the limiting groove moves in a telescopic mode along the direction of the limiting strip.
Furthermore, the tail end of the telescopic mechanism is driven to stretch through a telescopic column connected with the outer wall.
Furthermore, a weight increasing body is arranged in the telescopic column, and the tail end where the connecting rod is located is communicated with the weight increasing body in the telescopic column.
Furthermore, the front end face where the telescopic mechanism is located is of a cover structure, a communication hole is formed in the middle of the cover structure in a penetrating mode and used for communicating the front end portion of the connecting rod, the rear end face where the telescopic mechanism is located is of a base structure formed by supporting rods, gaps are reserved between the supporting rods, and therefore the cavity inside the telescopic mechanism is communicated with the outside.
Furthermore, the connecting rod is a hollow rod-shaped structure and is made of metal materials.
The invention has the beneficial effects that:
1. this device is through being provided with polarization damping piece in telescopic machanism, when the speaker body resonance that shakes, the connecting rod plays the intercommunication effect, with the amplitude transmission to polarization damping piece on, and there is the clearance in the elastic rib tip of polarization damping piece, the resonance that shakes of transmission can not cause secondary resonance, simultaneously telescopic column is provided with the weight increasing body in, also can try to go down to the connecting rod, the audio frequency of transmission carries out the amplitude and weakens.
2. This device can realize the effective removal of speaker body in the public address housing through the motion at telescopic machanism in the public address housing, realizes that three-dimensional public address changes, the simple operation.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic overall cross-sectional structure of an embodiment of the present invention;
FIG. 3 is a schematic diagram of a sound-amplifying housing according to an embodiment of the present invention;
fig. 4 is a schematic view of a connection state of a speaker body according to an embodiment of the present invention;
FIG. 5 is a schematic view of a cover shell construction of an embodiment of the present invention;
FIG. 6 is a schematic front view of a telescoping mechanism according to an embodiment of the invention;
FIG. 7 is a schematic view of the back structure of the telescoping mechanism of the embodiment of the invention;
FIG. 8 is a schematic structural diagram of a polarization damping member according to an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a use state of 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.
As shown in fig. 1 and 2, an embodiment of the present invention provides a stereo distributed speaker, including a sound amplification enclosure 1, a speaker body 2, a telescopic mechanism 3, and a polarization damping member 4, as shown in fig. 3 and 4, a front end portion of the sound amplification enclosure 1 is a horn-shaped structure, a sleeve 11 is disposed at a tail end of the sound amplification enclosure 1, and the sleeve 11 is communicated with the horn-shaped structure of the sound amplification enclosure 1; the inner wall of the sleeve 11 of the sound amplifying cover shell 1 is provided with a limiting strip 102; the front end of the sound amplifying cover 1 is provided with a notch 101 in the circumferential direction, and the notch 101 is covered with a cover shell 12, as shown in fig. 5, through holes 121 are uniformly distributed on the surface of the cover shell 12, and the through holes 121 are radially distributed on the surface of the cover shell 12, so that the stereo effect of the loudspeaker body 2 during sound reproduction can be improved in the actual use process according to the requirement.
As shown in fig. 6 and 7, the speaker body 2 is disposed at the front end of the telescopic mechanism 3 through the spring element 21, the telescopic mechanism 3 is a cylindrical structure with a hollow middle part and is telescopically sleeved in the sleeve 11 as a whole, the front end face of the telescopic mechanism 3 is a cover structure, a communication hole 302 is formed in the middle of the cover structure in a penetrating manner, the front end of the connecting rod 31 penetrates through the communication hole 302 and is connected with the tail end of the speaker body 2, the rear end face of the telescopic mechanism 3 is a base structure composed of support rods 303, and gaps are reserved between the support rods 303, so that the cavity inside the telescopic mechanism 3 is communicated with the outside.
The telescopic mechanism 3 is internally concentrically provided with a connecting rod 31, the front end of the connecting rod 31 penetrates through the spring part 21 at the front end of the telescopic mechanism 3, the connecting rod 31 is integrally of a telescopic structure, a limiting groove 301 is formed in the outer wall of the telescopic mechanism 3, and the limiting groove 301 moves telescopically along the direction of a limiting strip 102 of the sound amplification housing 1. The connecting rod 31 has a hollow rod-like structure, and the connecting rod 31 is made of a metal material.
As shown in fig. 8, be provided with polarization damping member 4 in telescopic machanism 3 simultaneously, polarization damping member 4 includes first lantern ring 41, second lantern ring 42, and first lantern ring 41, second lantern ring 42 are concentric setting, the inside centripetal elastic rib 401 that is provided with of first lantern ring 41, and the clearance is reserved to the tip of elastic rib 401, first lantern ring 41 sets up on telescopic machanism 3's inner wall, the front end setting of connecting rod 31 is connected when contacting with connecting rod 31 front end outer wall between the clearance that elastic rib 401 tip was reserved of polarization damping member 4.
The tail end of the telescopic mechanism 3 is driven to extend and retract through a telescopic column 32 connected with the outer wall, a weight increasing body is arranged in the telescopic column 32, and the tail end of the connecting rod 31 is communicated with the weight increasing body in the telescopic column 32.
Further, the front end face where the telescopic mechanism 3 is located is of a cover structure, a communication hole 302 penetrates through the middle of the cover structure, the communication hole 302 is used for communicating the front end portion of the connecting rod 31, the rear end face where the telescopic mechanism 3 is located is of a base structure formed by supporting rods 303, gaps are reserved among the supporting rods 303, and therefore the cavity inside the telescopic mechanism 3 is communicated with the outside.
As shown in fig. 9, when in use, the telescopic mechanism 3 is driven by the telescopic column 32 to move in the sound amplification housing 1, and sound is expanded or weakened in the sound amplification housing 1 according to the position of the speaker body 2 in the sound amplification housing 1. Simultaneously because the setting through connecting rod 31 at loudspeaker body 2 end, under the bass environment, when loudspeaker body 2 takes place to vibrate the resonance, connecting rod 31 plays the intercommunication effect, transmits the amplitude to polarization damping piece 4 on, and there is the clearance in the elasticity rib 401 tip of polarization damping piece 4, and the resonance of transmission can not cause secondary resonance to elasticity rib 401 is for bending the setting, can greatly reduce the resonance that elasticity rib 401 transmitted. Meanwhile, a weight increasing body is arranged in the telescopic column 32, and the amplitude of the audio transmitted by the connecting rod 31 can be weakened in an attempt.
And the front end face where the telescopic mechanism 3 is located is of a cover structure, so that the sound output of the loudspeaker body 2 from the tail end of the sound amplification cover shell 1 is reduced.
In conclusion, the invention can effectively reduce the resonance generated by the loudspeaker body 2 under the bass environment and improve the three-dimensional tone quality effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. A three-dimensional distributed loudspeaker comprises a sound amplification cover shell (1), a loudspeaker body (2), a telescopic mechanism (3) and a polarization damping piece (4), and is characterized in that the front end part of the sound amplification cover shell (1) is of a horn-shaped structure, and the tail end of the sound amplification cover shell (1) is provided with a sleeve (11); the loudspeaker body (2) is arranged at the front end part of the telescopic mechanism (3) through a spring part (21), the telescopic mechanism (3) is of a cylindrical structure with a hollow middle part and is integrally and telescopically sleeved in the sleeve (11), a connecting rod (31) is concentrically arranged in the telescopic mechanism (3), the front end of the connecting rod (31) penetrates through the spring part (21) at the front end of the telescopic mechanism (3) and is connected with the tail end of the loudspeaker body (2), the tail end of the connecting rod (31) is connected to the tail end part of the telescopic mechanism (3), and the connecting rod (31) is of a telescopic structure;
a polarization damping piece (4) is arranged in the telescopic mechanism (3), the polarization damping piece (4) comprises a first sleeve ring (41) and a second sleeve ring (42), the first sleeve ring (41) and the second sleeve ring (42) are arranged concentrically, an elastic rib (401) is arranged inside the first sleeve ring (41) towards the middle of the first sleeve ring, a gap is reserved at the end part of the elastic rib (401), and the first sleeve ring (41) is arranged on the inner wall of the telescopic mechanism (3);
the front end of the connecting rod (31) is arranged between the reserved gaps of the end parts of the elastic ribs (401) of the polarization damping piece (4), the outer wall of the connecting rod (31) is communicated with the end parts of the elastic ribs (401) when in contact, and when the loudspeaker body (2) generates vibration resonance, the connecting rod (31) plays a role in communication and transmits the vibration amplitude to the polarization damping piece (4);
the front end face where the telescopic mechanism (3) is located is a cover structure, a communicating hole (302) is arranged in the middle of the cover structure in a penetrating mode, the communicating hole (302) is used for communicating the front end portion of the connecting rod (31), the rear end face where the telescopic mechanism (3) is located is a base structure composed of supporting rods (303), gaps are reserved between the supporting rods (303), and the cavity inside the telescopic mechanism (3) is communicated with the outside.
2. The distributed stereo speaker according to claim 1, wherein a notch (101) is formed in the circumferential direction of the front end of the sound amplification housing (1), a cover shell (12) covers the notch (101), and through holes (121) are uniformly distributed on the surface of the cover shell (12).
3. The spatially distributed speaker as claimed in claim 2, wherein said through holes (121) are radially distributed on the surface of said cover shell (12).
4. The distributed stereo loudspeaker according to claim 1, wherein the inner wall of the sleeve (11) of the sound amplification housing (1) is provided with a limiting strip (102), and the outer wall of the telescopic mechanism (3) is provided with a limiting groove (301), and the limiting groove (301) moves telescopically along the direction of the limiting strip (102).
5. The distributed stereo loudspeaker according to claim 1, wherein the end of the telescopic mechanism (3) is driven to be telescopic by a telescopic column (32) connected with the outer wall.
6. The spatially distributed speaker according to claim 5, wherein a weight increasing body is disposed in the telescopic column (32), and the end where the connecting rod (31) is disposed is communicated with the weight increasing body in the telescopic column (32).
7. The spatially distributed speaker as claimed in claim 1, wherein said connecting rod (31) has a hollow rod-like structure, and wherein said connecting rod (31) is made of a metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910634938.1A CN110493687B (en) | 2019-07-15 | 2019-07-15 | Three-dimensional distributed loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910634938.1A CN110493687B (en) | 2019-07-15 | 2019-07-15 | Three-dimensional distributed loudspeaker |
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| Publication Number | Publication Date |
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| CN110493687A CN110493687A (en) | 2019-11-22 |
| CN110493687B true CN110493687B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910634938.1A Active CN110493687B (en) | 2019-07-15 | 2019-07-15 | Three-dimensional distributed loudspeaker |
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| CN (1) | CN110493687B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110944250B (en) * | 2019-11-29 | 2021-01-26 | 深圳市维尔迪科技有限公司 | Sound amplification self-adjustment sound box |
| CN112533103B (en) * | 2020-11-11 | 2022-04-19 | 安徽威斯贝尔智能科技有限公司 | Loudspeaker based on Internet of things |
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|---|---|---|---|---|
| CN106210991A (en) * | 2015-04-20 | 2016-12-07 | 富祐鸿科技股份有限公司 | loudspeaker |
| CN107277678A (en) * | 2017-08-02 | 2017-10-20 | 苏州昆仑工业设计有限公司 | A kind of sound equipment of the adjustable scope that amplifies |
| CN206835362U (en) * | 2017-04-18 | 2018-01-02 | 寻乌县爱馨泰电子商贸有限公司 | A kind of loudspeaker of the movable type with sound amplification function |
| CN108696789A (en) * | 2018-08-21 | 2018-10-23 | 吕迎春 | Scalable amplifier and scalable speaker |
| US10182279B1 (en) * | 2017-11-24 | 2019-01-15 | Alexander Zhou | Light bulb speaker with assistant speakers utilizing echo chamber for sound amplification |
| CN209030382U (en) * | 2019-01-12 | 2019-06-25 | 东莞市铭森电子科技有限公司 | A kind of loudspeaker equipped with buckle connecting structure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206226721U (en) * | 2016-11-15 | 2017-06-06 | 太湖县金辉煌电子科技有限公司 | A kind of loudspeaker amplifies mechanism |
| CN208424668U (en) * | 2018-08-09 | 2019-01-22 | 深圳市永昌电声有限公司 | A kind of loudspeaker in the adjustable direction that amplifies |
-
2019
- 2019-07-15 CN CN201910634938.1A patent/CN110493687B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106210991A (en) * | 2015-04-20 | 2016-12-07 | 富祐鸿科技股份有限公司 | loudspeaker |
| CN206835362U (en) * | 2017-04-18 | 2018-01-02 | 寻乌县爱馨泰电子商贸有限公司 | A kind of loudspeaker of the movable type with sound amplification function |
| CN107277678A (en) * | 2017-08-02 | 2017-10-20 | 苏州昆仑工业设计有限公司 | A kind of sound equipment of the adjustable scope that amplifies |
| US10182279B1 (en) * | 2017-11-24 | 2019-01-15 | Alexander Zhou | Light bulb speaker with assistant speakers utilizing echo chamber for sound amplification |
| CN108696789A (en) * | 2018-08-21 | 2018-10-23 | 吕迎春 | Scalable amplifier and scalable speaker |
| CN209030382U (en) * | 2019-01-12 | 2019-06-25 | 东莞市铭森电子科技有限公司 | A kind of loudspeaker equipped with buckle connecting structure |
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| CN110493687A (en) | 2019-11-22 |
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