CN104185115A - Low-frequency radiator and sound box - Google Patents
Low-frequency radiator and sound box Download PDFInfo
- Publication number
- CN104185115A CN104185115A CN201410348086.7A CN201410348086A CN104185115A CN 104185115 A CN104185115 A CN 104185115A CN 201410348086 A CN201410348086 A CN 201410348086A CN 104185115 A CN104185115 A CN 104185115A
- Authority
- CN
- China
- Prior art keywords
- low frequency
- radiation device
- frequency radiation
- elastic component
- framework
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005855 radiation Effects 0.000 claims description 55
- 230000000694 effects Effects 0.000 abstract description 2
- 238000013016 damping Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Telephone Set Structure (AREA)
Abstract
The application discloses a low-frequency radiator which includes two low-frequency radiator bodies, each of which includes elastic pieces and an emphasizer. The low-frequency radiator also includes a framework. The two low-frequency radiator bodies are symmetrically arranged on the framework and define a closed first cavity. Air is arranged in the first cavity. The invention also discloses a sound box. Because the two low-frequency radiator bodies are symmetrically arranged on the framework and define the closed first cavity, and air is arranged in the first cavity, the air in the first cavity is used for supporting so that the two low-frequency radiator bodies arranged at the two sides of the framework generate a damping balance effect and thus phenomena of aftershock, interruption and imbalance and the like are improved in a work process of the low-frequency radiator and at the same time, a low-frequency resonance phenomenon is also generated and natural demonstration of low-frequency parts is facilitated. Through the low-frequency radiator and the sound box, low-frequency sounds, the frequencies of which are from 20HZ to 100HZ, are more stable.
Description
Technical field
The application relates to audio amplifier, relates in particular to a kind of low frequency radiation device and audio amplifier.
Background technology
Existing audio amplifier, comprises a casing that loudspeaker and low frequency radiation device are housed, because loudspeaker are sounded, low frequency radiation device can be synchronized with the movement, under the impact of the air-flow producing at the sound of different frequency, the springing back and forth of low frequency radiation device, and playback under the effect of elastic force.Existing low frequency radiation device can produce the phenomenons such as aftershock, interruption and imbalance in the course of the work.
Summary of the invention
The application provides a kind of low frequency radiation device and audio amplifier.
According to the application's first aspect, the application provides a kind of low frequency radiation device, comprise low frequency radiation device body, described low frequency radiation device body comprises elastic component and is arranged on the emhasizer on described elastic component, also comprise framework, described low frequency radiation device body has two, and two described low frequency radiation device bodies are symmetricly set on described framework and cross the first airtight cavity, in described the first cavity, are provided with air.
Described elastic component is rubber parts, in the middle of described elastic component, is provided with the through hole or the blind hole that coordinate with described emhasizer, and described emhasizer is arranged in described through hole or described blind hole.
Described emhasizer is circle, rectangle, square or oval sheet thing.
Described framework is cylindrical shape, cuboid or the oval shape of both ends open.
The opening part of described framework is provided with the groove coordinating with described elastic component, and the edge of described elastic component is arranged in described groove.
According to the application's second aspect, the application provides a kind of audio amplifier, comprise casing, loudspeaker and low frequency radiation device, described loud-speaker and described low frequency radiation device are symmetricly set on the two ends of described casing, described low frequency radiation device comprises low frequency radiation device body, described low frequency radiation device body comprises elastic component and is arranged on the emhasizer on described elastic component, also comprise framework, described low frequency radiation device body has two, two described low frequency radiation device bodies are symmetricly set on described framework and cross airtight cavity, in described cavity, are provided with air.
Described elastic component is rubber ring, in the middle of described elastic component, is provided with the through hole or the blind hole that coordinate with described emhasizer, and described emhasizer is arranged in described through hole or described blind hole.
Described emhasizer is circle, rectangle, square or oval sheet thing.
Described framework is cylindrical shape, cuboid or the oval shape of both ends open.
The opening part of described framework is provided with the groove coordinating with described elastic component, and the edge of described elastic component is arranged in described groove.
Owing to having adopted above technical scheme, the beneficial effect that the application possesses is:
In the application's embodiment, because low frequency radiation device comprises framework and two low frequency radiation device bodies, two low frequency radiation device bodies are symmetricly set on framework and cross the first airtight cavity, in the first cavity, be provided with air, the application utilizes the air in the first cavity to support, make to be arranged on the low frequency radiation device body generation group Buddhist nun balanced action on framework both sides, the phenomenon such as aftershock interruption and imbalance that low frequency radiation device produces is in the course of the work improved, also produced low frequency resonance phenomenon, be conducive to naturally representing of low frequency part simultaneously.Use the application, can make frequency more abundant steadily from the low-frequency sound of 20HZ to 100HZ.
Brief description of the drawings
Fig. 1 is the application's structural representation in one embodiment of low frequency radiation device;
Fig. 2 is the application's structural representation in one embodiment of audio amplifier;
Fig. 3 is the application's the discrete schematic diagram of element in one embodiment of audio amplifier.
Embodiment
By reference to the accompanying drawings the application is described in further detail below by embodiment.
Embodiment mono-:
As shown in Figure 1, the application's low frequency radiation device 100, comprises low frequency radiation device body 110, also comprises framework 120.Low frequency radiation device body 110 comprises elastic component 111 and emhasizer 112, and emhasizer 112 is arranged on elastic component 111.Low frequency radiation device body 110 has two, and two low frequency radiation device bodies 110 are symmetricly set on framework 120, and crosses in the first airtight cavity 130, the first cavitys 130 and be provided with air.
The application's low frequency radiation device 100, elastic component 111 can be rubber parts, in one embodiment, in the middle of elastic component 111, is provided with through hole, and through hole coordinates with emhasizer 112, and emhasizer 112 is arranged on through hole.In another embodiment, in the middle of elastic component 111, be provided with blind hole, blind hole coordinates with emhasizer 112, and emhasizer 112 is arranged in blind hole.In another execution mode, in the middle of elastic component 111, do not establish hole, emhasizer 112 directly sticks in the middle of elastic component 111.
Emhasizer 112 can be the plates of circle, rectangle, square or oval sheet thing, and emhasizer 112 can be made by metal or the material such as nonmetal.In the present embodiment, emhasizer 112 is circular metal plate, specifically can select iron plate, copper sheet, wood chip or plastic sheet etc.
Cylindrical shape, the cuboid of both ends open or the oval shape of both ends open that framework 120 is both ends open.The opening part of framework 120 is provided with annular groove, and annular groove coordinates with elastic component 111, and the edge of elastic component 111 is arranged in groove.
Embodiment bis-:
As shown in Figure 1 to Figure 3, the application's audio amplifier, its a kind of execution mode, comprises casing 200, loudspeaker 300 and low frequency radiation device 100, loud-speaker 300 and low frequency radiation device 100 are symmetricly set on the two ends of casing 200, make casing 200 form a second airtight cavity 210.In one embodiment, low frequency radiation device 100 comprises low frequency radiation device body 110, also comprises framework 120.Low frequency radiation device body 110 comprises elastic component 111 and emhasizer 112, and emhasizer 112 is arranged on elastic component 111.Low frequency radiation device body 110 has two, and two low frequency radiation device bodies 110 are symmetricly set on framework 120, and crosses in the first airtight cavity 130, the first cavitys 130 and be provided with air.
The application's low frequency radiation device 100, elastic component 111 can be rubber parts, in one embodiment, in the middle of elastic component 111, is provided with through hole, and through hole coordinates with emhasizer 112, and emhasizer 112 is arranged on through hole.In another embodiment, in the middle of elastic component 111, be provided with blind hole, blind hole coordinates with emhasizer 112, and emhasizer 112 is arranged in blind hole.In another execution mode, in the middle of elastic component 111, do not establish hole, emhasizer 112 directly sticks in the middle of elastic component 111.
Emhasizer 112 can be the plates of circle, rectangle, square or oval sheet thing, and emhasizer 112 can be made by metal or the material such as nonmetal.In the present embodiment, emhasizer 112 is circular metal plate, specifically can select iron plate, copper sheet, wood chip or plastic sheet etc.
Cylindrical shape, the cuboid of both ends open or the oval shape of both ends open that framework 120 is both ends open.The opening part of framework 120 is provided with annular groove, and annular groove coordinates with elastic component 111, and the edge of elastic component 111 is arranged in groove.
Above content is the further description of the application being done in conjunction with concrete execution mode, can not assert that the application's concrete enforcement is confined to these explanations.For the application person of an ordinary skill in the technical field, not departing under the prerequisite of the application's design, can also make some simple deduction or replace.
Claims (10)
1. a low frequency radiation device, comprise low frequency radiation device body, described low frequency radiation device body comprises elastic component and is arranged on the emhasizer on described elastic component, it is characterized in that, also comprise framework, described low frequency radiation device body has two, and two described low frequency radiation device bodies are symmetricly set on described framework and cross the first airtight cavity, in described the first cavity, are provided with air.
2. low frequency radiation device as claimed in claim 1, is characterized in that, described elastic component is rubber parts, in the middle of described elastic component, is provided with the through hole or the blind hole that coordinate with described emhasizer, and described emhasizer is arranged in described through hole or described blind hole.
3. low frequency radiation device as claimed in claim 2, is characterized in that, described emhasizer is circle, rectangle, square or oval sheet thing.
4. low frequency radiation device as claimed in claim 3, is characterized in that, cylindrical shape, cuboid or oval shape that described framework is both ends open.
5. low frequency radiation device as claimed in claim 4, is characterized in that, the opening part of described framework is provided with the groove coordinating with described elastic component, and the edge of described elastic component is arranged in described groove.
6. an audio amplifier, comprise casing, loudspeaker and low frequency radiation device, described loud-speaker and described low frequency radiation device are symmetricly set on the two ends of described casing, described low frequency radiation device comprises low frequency radiation device body, described low frequency radiation device body comprises elastic component and is arranged on the emhasizer on described elastic component, it is characterized in that, also comprise framework, described low frequency radiation device body has two, two described low frequency radiation device bodies are symmetricly set on described framework and cross airtight cavity, in described cavity, are provided with air.
7. audio amplifier as claimed in claim 6, is characterized in that, described elastic component is rubber ring, in the middle of described elastic component, is provided with the through hole or the blind hole that coordinate with described emhasizer, and described emhasizer is arranged in described through hole or described blind hole.
8. audio amplifier as claimed in claim 7, is characterized in that, described emhasizer is circle, rectangle, square or oval sheet thing.
9. audio amplifier as claimed in claim 8, is characterized in that, cylindrical shape, cuboid or oval shape that described framework is both ends open.
10. audio amplifier as claimed in claim 9, is characterized in that, the opening part of described framework is provided with the groove coordinating with described elastic component, and the edge of described elastic component is arranged in described groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410348086.7A CN104185115B (en) | 2014-07-21 | 2014-07-21 | A kind of low frequency radiation device and speaker |
| PCT/CN2015/077786 WO2016011836A1 (en) | 2014-07-21 | 2015-04-29 | Low-frequency radiator and sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410348086.7A CN104185115B (en) | 2014-07-21 | 2014-07-21 | A kind of low frequency radiation device and speaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104185115A true CN104185115A (en) | 2014-12-03 |
| CN104185115B CN104185115B (en) | 2018-08-31 |
Family
ID=51965798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410348086.7A Expired - Fee Related CN104185115B (en) | 2014-07-21 | 2014-07-21 | A kind of low frequency radiation device and speaker |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104185115B (en) |
| WO (1) | WO2016011836A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016011836A1 (en) * | 2014-07-21 | 2016-01-28 | 美丽之音科技（深圳）有限公司 | Low-frequency radiator and sound box |
| CN106231514A (en) * | 2016-08-31 | 2016-12-14 | 广东欧珀移动通信有限公司 | The sound cavity apparatus of a kind of mobile terminal and mobile terminal |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1906970A (en) * | 2003-07-21 | 2007-01-31 | 伯斯有限公司 | Passive acoustic radiating |
| CN201479350U (en) * | 2009-09-10 | 2010-05-19 | 上海航盛实业有限公司 | Novel vehicle-mounted subwoofer |
| JP3163869U (en) * | 2009-10-22 | 2010-11-04 | ▲庚▼白 胡 | Loudspeaker |
| CN201854402U (en) * | 2010-07-28 | 2011-06-01 | 北京爱德发科技有限公司 | Low-frequency passive radiator |
| EP2416590A2 (en) * | 2010-08-03 | 2012-02-08 | Kakumoto, Jun-ichi | Speaker system and sound reproduction apparatus |
| CN202998378U (en) * | 2012-11-16 | 2013-06-12 | 东莞市金业电子科技有限公司 | Bidirectional passive bass radiator |
| CN204046783U (en) * | 2014-07-21 | 2014-12-24 | 美丽之音科技（深圳）有限公司 | Low frequency radiation device and audio amplifier |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100027815A1 (en) * | 2008-07-31 | 2010-02-04 | Burge Benjamin D | Acoustic-Mechanical Vibrating |
| CN202310057U (en) * | 2011-10-18 | 2012-07-04 | 郑振杨 | Passive radiating body stereo |
| JP2013102409A (en) * | 2011-11-08 | 2013-05-23 | Junichi Kakumoto | Speaker system and passive radiator unit |
| CN202503632U (en) * | 2012-01-16 | 2012-10-24 | 李勇 | Sound box and sound system |
| CN104185115B (en) * | 2014-07-21 | 2018-08-31 | 美丽之音科技（深圳）有限公司 | A kind of low frequency radiation device and speaker |
-
2014
- 2014-07-21 CN CN201410348086.7A patent/CN104185115B/en not_active Expired - Fee Related
-
2015
- 2015-04-29 WO PCT/CN2015/077786 patent/WO2016011836A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1906970A (en) * | 2003-07-21 | 2007-01-31 | 伯斯有限公司 | Passive acoustic radiating |
| CN201479350U (en) * | 2009-09-10 | 2010-05-19 | 上海航盛实业有限公司 | Novel vehicle-mounted subwoofer |
| JP3163869U (en) * | 2009-10-22 | 2010-11-04 | ▲庚▼白 胡 | Loudspeaker |
| US20110096949A1 (en) * | 2009-10-22 | 2011-04-28 | Ken-Pei Hu | Sound reproduction device with enhanced low-frequency sound effect |
| CN201854402U (en) * | 2010-07-28 | 2011-06-01 | 北京爱德发科技有限公司 | Low-frequency passive radiator |
| EP2416590A2 (en) * | 2010-08-03 | 2012-02-08 | Kakumoto, Jun-ichi | Speaker system and sound reproduction apparatus |
| CN202998378U (en) * | 2012-11-16 | 2013-06-12 | 东莞市金业电子科技有限公司 | Bidirectional passive bass radiator |
| CN204046783U (en) * | 2014-07-21 | 2014-12-24 | 美丽之音科技（深圳）有限公司 | Low frequency radiation device and audio amplifier |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016011836A1 (en) * | 2014-07-21 | 2016-01-28 | 美丽之音科技（深圳）有限公司 | Low-frequency radiator and sound box |
| CN106231514A (en) * | 2016-08-31 | 2016-12-14 | 广东欧珀移动通信有限公司 | The sound cavity apparatus of a kind of mobile terminal and mobile terminal |
| CN106231514B (en) * | 2016-08-31 | 2018-05-08 | 广东欧珀移动通信有限公司 | The sound cavity apparatus and mobile terminal of a kind of mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104185115B (en) | 2018-08-31 |
| WO2016011836A1 (en) | 2016-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203984671U (en) | Loud speaker module | |
| CN204948340U (en) | Loud speaker | |
| CN202799032U (en) | Speaker module | |
| CN203661281U (en) | Plane diaphragm speaker | |
| CN104185115A (en) | Low-frequency radiator and sound box | |
| CN204046783U (en) | Low frequency radiation device and audio amplifier | |
| CN202503632U (en) | Sound box and sound system | |
| CN204425610U (en) | Loudspeaker enclosure | |
| CN203984656U (en) | Intelligent and portable equipment protection cover with piezoelectric speaker | |
| CN204442635U (en) | Many vibrating diaphragms loudspeaker | |
| CN203027408U (en) | Magnetic attraction sound device | |
| US9420364B2 (en) | Display device with sound generation regions having different areas | |
| CN203968355U (en) | A kind of diaphragm of loudspeaker | |
| CN204465835U (en) | Hyperline type list speakers low frequencies audio amplifier | |
| CN203872349U (en) | Loudspeaker unit with multi-range vents and electroacoustic product using the same | |
| CN203645822U (en) | Minisize mega bass sound device | |
| CN105578342A (en) | Rotary sound box for stage | |
| CN207399501U (en) | 1 master 2 of one kind is by LFE Reproduction | |
| CN203747968U (en) | Sound box | |
| CN102843635B (en) | Disc spring resonance sound generator | |
| CN202565435U (en) | Sound box | |
| CN205232453U (en) | Audio frequency electromagnetic vibrator | |
| CN205336518U (en) | 360 all -round vocal full range speaker | |
| CN204031443U (en) | Horn single body structural improvement | |
| CN204119460U (en) | A kind of single loud speaker super low voice box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191122 Address after: 510B, Haitian complex, CaiTian Road, Futian street, Futian District, Shenzhen City, Guangdong Province Patentee after: Xinyin Technology (Shenzhen) Co.,Ltd. Address before: 518110, Shenzhen, Guangdong Province, Longhua New District Guanlan Town, the first scare community, Si Li Road, 514 assembly workshop, building 303, room 3 Patentee before: BELLAVOCE TECHNOLOGY (SHENZHEN) Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 |