CN202652498U - Miniature telescoping tube sound box of enhancing passive diaphragm vibration - Google Patents
Miniature telescoping tube sound box of enhancing passive diaphragm vibration Download PDFInfo
- Publication number
- CN202652498U CN202652498U CN 201220192760 CN201220192760U CN202652498U CN 202652498 U CN202652498 U CN 202652498U CN 201220192760 CN201220192760 CN 201220192760 CN 201220192760 U CN201220192760 U CN 201220192760U CN 202652498 U CN202652498 U CN 202652498U
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- vibrating diaphragm
- passive vibrating
- vibration
- passive
- loudspeaker
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Abstract
The utility model belongs to the sound box field, and discloses a miniature telescoping tube sound box of enhancing the passive diaphragm vibration, comprising an enclosed resonance cavity formed by a horn, a compression air bag and a passive diaphragm. The upper end of the horn is fixed in an upper shell via a horn fixing ring, and the lower end penetrates the horn fixing ring; the telescopic compression air bag is arranged between the upper shell and a middle shell, the upper end of the compression air bag is clamped on the horn fixing ring via an air bag fixing ring, the lower end is clamped between the middle shell and the passive diaphragm and is fixedly connected together with the passive diaphragm via a passive diaphragm fixing rack. By employing the enclosed resonance cavity formed by the telescopic air bag, the horn and the passive diaphragm, during the horn vibration process due to different frequency sound, the telescopic air bag is stretched correspondingly, so that the air in the resonance cavity happens volume change because of being compressed, the compressed air flow generates a larger pushing force when being released, and accordingly, the passive diaphragm located below the telescopic air bag vibrates efficiently to generate stronger bass timbre and effect.
Description
Technical field
The utility model belongs to the technology for loudspeaker box field, relates in particular to a kind of Miniature retractable pipe audio amplifier of the passive vibrating diaphragm vibration of enhancing of simple portable audio-frequence player device use.
Background technology
Along with the development of science and technology and the raising of scientific and technological level, present portable player constantly updates, portable recorder by the initial stage, to portable optic disk player in the past few years prevalent at the time, up-to-date Mp 3 player etc., emerge in an endless stream, but progress in any case, and use therein earphone is but used till today always.The long-term earphone that uses is listened to the music, and is very easy to cause that people's hearing ability descends, and can cause temporary deafness in the time of serious.As everyone knows, the tonequality of audio amplifier and effect, very large degree depends on the volume with its resonator, even use good loud speaker, if the volume of acoustic resonator is too small, can not produce desirable effect and tonequality equally.In portable loudspeaker box, because its handling characteristics is so that the volume of audio amplifier is all smaller, so because the volume of its resonator is too little, and mostly adopt the combination of rigidity cavity and housing, so that tonequality and the effect (particularly bass) play are very hard, not fine, the contradiction between this volume and the effect, the neither one effective method solves so far.
The utility model content
, rigidity cavity too little for the resonator that exists in the prior art and housing are in conjunction with causing the bad problem of bass acoustical quality, the utility model that the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm vibration of a kind of soft resonator volume adjustable band enhancing that moving passive vibrating diaphragm high-efficiency vibration improves acoustical quality is provided.
The utility model is to realize like this, a kind of Miniature retractable pipe audio amplifier that strengthens passive vibrating diaphragm vibration, comprise housing, be located at loudspeaker and pcb board in the described housing, also comprise by described loudspeaker, compressing gasbag and passive vibrating diaphragm forming an airtight adjustable organ for resonance of volume; Described housing comprises upper casing, mesochite and the lower casing that distributes successively from top to bottom; Described loudspeaker upper end is fixed in this upper casing by the loudspeaker retainer plate, and described loudspeaker retainer plate is run through in the loudspeaker lower end; The compressing gasbag of scalable changeable volume is located between described upper casing and the mesochite; On the loudspeaker retainer plate, its lower end clip and is fixed together by passive vibrating diaphragm fixed mount and described passive vibrating diaphragm between mesochite and passive vibrating diaphragm by air bag retainer plate clip in described compressing gasbag upper end.
Preferably, described lower casing housing is provided with venthole.
Preferably, described compressing gasbag is that soft elastic material is made, and its peripheral, axial cross section is continuous corrugated.
Preferably, described passive vibrating diaphragm fixed mount comprises and is arranged at described passive vibrating diaphragm upper-lower position and the passive vibrating diaphragm upper holder that cooperatively interacts and passive vibrating diaphragm lower fixed frame.
Preferably, described passive vibrating diaphragm upper holder and passive vibrating diaphragm lower fixed frame are circular, this passive vibrating diaphragm upper holder and passive vibrating diaphragm lower fixed frame center all are provided with the ladder circular hole, and end periphery outwards is horizontal radial and extends a collar flange on the described passive vibrating diaphragm lower fixed frame.
Preferably, be respectively equipped with the described upper casing of the buckle structure that makes both rotary fastenings and mesochite on the inwall of described upper casing and mesochite and fasten after integral body form the eggshell state of setting or cylindric.
Preferably, be fixed together by connector between described mesochite and the lower casing.
Preferably, the bottom enclosure of described lower casing also is provided with three or four glue pin.
Technique effect of the present utility model: adopt extension airbag, loudspeaker and passive vibrating diaphragm to form the adjustable organ for resonance of airtight volume, in the process that loudspeaker vibrate because of different frequency sound, extension airbag correspondingly stretches, so that the air in the organ for resonance is because of compressed generation change in volume, when being released, compressed air-flow can produce larger thrust, thereby promotion is positioned at the passive vibrating diaphragm high-efficiency vibration below the extension airbag, produces stronger bass tonequality and effect.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model embodiment;
Fig. 2 is the organ for resonance structural representation of the utility model embodiment;
Fig. 3 is the extension airbag normal operating conditions cross-sectional schematic of the utility model embodiment;
Fig. 4 is that the extension airbag of the utility model embodiment is compressed into housing closure state cross-sectional schematic.
Below in conjunction with above-mentioned drawings and Examples, the utility model is described in further detail.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Below in conjunction with above-mentioned drawings and Examples, the utility model is described in further detail.
As shown in Figures 1 to 4:
The utility model is to realize like this, a kind of Miniature retractable pipe audio amplifier that strengthens passive vibrating diaphragm vibration, comprise housing 1, be located at loudspeaker 2 and pcb board 8 in the described housing 1, also comprise by described loudspeaker 2, compressing gasbag 5 and passive vibrating diaphragm 7 forming an airtight adjustable organ for resonance 20 of volume; Described housing 1 comprises upper casing 11, mesochite 12 and the lower casing 13 that distributes successively from top to bottom; Described loudspeaker 2 upper ends are fixed in this upper casing 11 by loudspeaker retainer plate 3, and described loudspeaker retainer plate 3 is run through in loudspeaker 2 lower ends; The compressing gasbag 5 of scalable changeable volume is located between described upper casing 11 and the mesochite 12; On loudspeaker retainer plate 3, its lower end clip and is fixed together by passive vibrating diaphragm fixed mount 6 and described passive vibrating diaphragm 7 between mesochite 12 and passive vibrating diaphragm 7 by air bag retainer plate 4 clips in described compressing gasbag 5 upper ends.Adopt extension airbag 5, loudspeaker 2 and passive vibrating diaphragm 7 to form the airtight adjustable organ for resonance 20 of volume, in the process that loudspeaker 2 vibrate because of different frequency sound, extension airbag 5 correspondingly occurs flexible, so that the air in the organ for resonance 20 is because of compressed generation change in volume, when being released, compressed air-flow can produce larger thrust, thereby promotion is positioned at passive vibrating diaphragm 7 high-efficiency vibrations below the extension airbag 5, produces stronger bass tonequality and effect.
Particularly, described lower casing 13 housings are provided with venthole 131, guarantee that passive vibrating diaphragm 7 and outside air are communicated with, and produce the effect of air resonance.
Particularly, described passive vibrating diaphragm fixed mount 6 comprises and is arranged at described passive vibrating diaphragm 7 upper-lower positions and the passive vibrating diaphragm upper holder 61 that cooperatively interacts and passive vibrating diaphragm lower fixed frame 62.Adopt fixing up and down mode more firm, be difficult for during vibration getting loose.
Particularly, described passive vibrating diaphragm upper holder 61 and passive vibrating diaphragm lower fixed frame 62 are circular, this passive vibrating diaphragm upper holder 61 and passive vibrating diaphragm lower fixed frame 62 centers all are provided with the ladder circular hole, and end periphery outwards is horizontal radial and extends a collar flange on the passive vibrating diaphragm lower fixed frame 62.This structure helps the outer rim of firm fixing passive vibrating diaphragm 7, vibrates in the violent situation down in working order also unaffected.
Particularly, described compressing gasbag 5 is made for soft elastic material, and its axial cross section is continuous corrugated.This kind setting can change the volume of organ for resonance 20 very easily, and cost is low, and is easy to operate, and can produce good bass effect.
Particularly, be respectively equipped with the buckle structure 111 that makes both rotary fastenings on the inwall of described upper casing 11 and mesochite 12, simple in structure, easy to operate; Integral body formed the eggshell state of setting or cylindric after described upper casing 11 and mesochite 12 fastened, appearance looks elegant, small and exquisite, and easy to carry.
Particularly, be fixed together by screw 112 between described mesochite 12 and the lower casing 13.Connected mode is simple, and quick detachable.Also can connect firmly together by alternate manner such as pin, riveted joint etc., in the utility model embodiment, repeat no more.
Particularly, lower casing 13 bottom enclosure also are provided with three or four glue pin 9.Make things convenient for voice box casing to be connected with desktop steadily, under the audio amplifier operating state, can not produce too large vibration, affect acoustical quality.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; for example, all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (8)
1. a Miniature retractable pipe audio amplifier that strengthens passive vibrating diaphragm vibration comprises housing, is located at loudspeaker and pcb board in the described housing, it is characterized in that: also comprise by described loudspeaker, compressing gasbag and passive vibrating diaphragm forming an airtight adjustable organ for resonance of volume; Described housing comprises upper casing, mesochite and the lower casing that distributes successively from top to bottom; Described loudspeaker upper end is fixed in this upper casing by the loudspeaker retainer plate, and described loudspeaker retainer plate is run through in the loudspeaker lower end; The compressing gasbag of scalable changeable volume is located between described upper casing and the mesochite; On the loudspeaker retainer plate, its lower end clip and is fixed together by passive vibrating diaphragm fixed mount and described passive vibrating diaphragm between mesochite and passive vibrating diaphragm by air bag retainer plate clip in described compressing gasbag upper end.
2. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm of enhancing according to claim 1 vibration, it is characterized in that: described lower casing housing is provided with venthole.
3. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm of enhancing according to claim 1 vibration, it is characterized in that: described compressing gasbag is that soft elastic material is made, and its peripheral, axial cross section is continuous corrugated.
4. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm of enhancing according to claim 1 vibration is characterized in that: described passive vibrating diaphragm fixed mount comprises and is arranged at described passive vibrating diaphragm upper-lower position and the passive vibrating diaphragm upper holder that cooperatively interacts and passive vibrating diaphragm lower fixed frame.
5. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm of enhancing according to claim 4 vibration, it is characterized in that: described passive vibrating diaphragm upper holder and passive vibrating diaphragm lower fixed frame are circular, this passive vibrating diaphragm upper holder and passive vibrating diaphragm lower fixed frame center all are provided with the ladder circular hole, and end periphery outwards is horizontal radial and extends a collar flange on the described passive vibrating diaphragm lower fixed frame.
6. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm of enhancing according to claim 1 vibration, it is characterized in that: be respectively equipped with the buckle structure that makes both rotary fastenings on the inwall of described upper casing and mesochite, integral body formed the eggshell state of setting or cylindric after described upper casing and mesochite fastened.
7. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm vibration of enhancing according to claim 1 is characterized in that: be fixed together by connector between described mesochite and the lower casing.
8. the Miniature retractable pipe audio amplifier of the passive vibrating diaphragm of enhancing according to claim 1 vibration, it is characterized in that: the bottom enclosure of described lower casing also is provided with three or four glue pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192760 CN202652498U (en) | 2012-04-28 | 2012-04-28 | Miniature telescoping tube sound box of enhancing passive diaphragm vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192760 CN202652498U (en) | 2012-04-28 | 2012-04-28 | Miniature telescoping tube sound box of enhancing passive diaphragm vibration |
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| Publication Number | Publication Date |
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| CN202652498U true CN202652498U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220192760 Expired - Fee Related CN202652498U (en) | 2012-04-28 | 2012-04-28 | Miniature telescoping tube sound box of enhancing passive diaphragm vibration |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103297893A (en) * | 2013-06-19 | 2013-09-11 | 刘骏涛 | Speaker |
| CN103327426A (en) * | 2013-06-19 | 2013-09-25 | 刘骏涛 | Loudspeaker box |
| CN103596080A (en) * | 2012-08-15 | 2014-02-19 | 刘骏涛 | Miniature sound box provided with telescopic resonance cavity |
| CN103686525A (en) * | 2013-11-29 | 2014-03-26 | 谢虹 | Bluetooth voice box |
| CN103957478A (en) * | 2013-12-30 | 2014-07-30 | 刘骏涛 | Minisize sound device |
| WO2014117476A1 (en) * | 2013-01-30 | 2014-08-07 | 威立达数码科技(深圳)有限公司 | Sound box |
| CN104010247A (en) * | 2014-06-11 | 2014-08-27 | 浙江祥晖数码科技有限公司 | Handle type retractable Bluetooth loudspeaker box |
| CN104883635A (en) * | 2014-02-28 | 2015-09-02 | 宁波升亚电子有限公司 | Near-head type loudspeaker device and application thereof |
| CN105704589A (en) * | 2014-11-25 | 2016-06-22 | 富士康(昆山)电脑接插件有限公司 | Earphone |
| CN106210991A (en) * | 2015-04-20 | 2016-12-07 | 富祐鸿科技股份有限公司 | loudspeaker |
| CN106358116A (en) * | 2016-08-29 | 2017-01-25 | 中山市理丹电器有限公司 | Portable player with high sound quality |
| CN106470375A (en) * | 2015-08-18 | 2017-03-01 | Lg电子株式会社 | Audio output device |
| CN106851492A (en) * | 2017-02-23 | 2017-06-13 | 安庆市信华电子机械有限公司 | A kind of vibrating diaphragm fixation kit |
| WO2017173625A1 (en) * | 2016-04-07 | 2017-10-12 | 邢皓宇 | Resonant loudspeaker |
| CN108924712A (en) * | 2018-08-22 | 2018-11-30 | 珠海格力电器股份有限公司 | A kind of loudspeaker assembly and electronic equipment |
| CN109089181A (en) * | 2018-09-14 | 2018-12-25 | 深圳市奋达科技股份有限公司 | A kind of the bottom case mould group and speaker of speaker |
-
2012
- 2012-04-28 CN CN 201220192760 patent/CN202652498U/en not_active Expired - Fee Related
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103596080A (en) * | 2012-08-15 | 2014-02-19 | 刘骏涛 | Miniature sound box provided with telescopic resonance cavity |
| WO2014026367A1 (en) * | 2012-08-15 | 2014-02-20 | Liu Juntao | Miniature sound box with telescopic resonance cavity |
| WO2014117476A1 (en) * | 2013-01-30 | 2014-08-07 | 威立达数码科技(深圳)有限公司 | Sound box |
| CN103327426A (en) * | 2013-06-19 | 2013-09-25 | 刘骏涛 | Loudspeaker box |
| WO2014201676A1 (en) * | 2013-06-19 | 2014-12-24 | Liu Juntao | Speaker |
| CN103327426B (en) * | 2013-06-19 | 2016-06-08 | 邢皓宇 | A kind of audio amplifier |
| CN103297893A (en) * | 2013-06-19 | 2013-09-11 | 刘骏涛 | Speaker |
| CN103686525A (en) * | 2013-11-29 | 2014-03-26 | 谢虹 | Bluetooth voice box |
| CN103957478A (en) * | 2013-12-30 | 2014-07-30 | 刘骏涛 | Minisize sound device |
| CN104883635B (en) * | 2014-02-28 | 2019-08-16 | 宁波升亚电子有限公司 | A kind of nearly hair style speaker unit and its application |
| CN104883635A (en) * | 2014-02-28 | 2015-09-02 | 宁波升亚电子有限公司 | Near-head type loudspeaker device and application thereof |
| CN104010247A (en) * | 2014-06-11 | 2014-08-27 | 浙江祥晖数码科技有限公司 | Handle type retractable Bluetooth loudspeaker box |
| CN105704589A (en) * | 2014-11-25 | 2016-06-22 | 富士康(昆山)电脑接插件有限公司 | Earphone |
| CN106210991A (en) * | 2015-04-20 | 2016-12-07 | 富祐鸿科技股份有限公司 | loudspeaker |
| CN106210991B (en) * | 2015-04-20 | 2019-03-19 | 郴州辉鸿电子科技有限公司 | Loudspeaker |
| CN106470375A (en) * | 2015-08-18 | 2017-03-01 | Lg电子株式会社 | Audio output device |
| CN106470375B (en) * | 2015-08-18 | 2019-01-18 | Lg电子株式会社 | Audio output device |
| US10200781B2 (en) | 2015-08-18 | 2019-02-05 | Lg Electronics Inc. | Sound output apparatus |
| WO2017173625A1 (en) * | 2016-04-07 | 2017-10-12 | 邢皓宇 | Resonant loudspeaker |
| CN106358116A (en) * | 2016-08-29 | 2017-01-25 | 中山市理丹电器有限公司 | Portable player with high sound quality |
| CN106851492A (en) * | 2017-02-23 | 2017-06-13 | 安庆市信华电子机械有限公司 | A kind of vibrating diaphragm fixation kit |
| CN108924712A (en) * | 2018-08-22 | 2018-11-30 | 珠海格力电器股份有限公司 | A kind of loudspeaker assembly and electronic equipment |
| CN108924712B (en) * | 2018-08-22 | 2024-02-02 | 珠海格力电器股份有限公司 | Speaker subassembly and electronic equipment |
| CN109089181A (en) * | 2018-09-14 | 2018-12-25 | 深圳市奋达科技股份有限公司 | A kind of the bottom case mould group and speaker of speaker |
| CN109089181B (en) * | 2018-09-14 | 2024-04-02 | 深圳市奋达科技股份有限公司 | Bottom shell module and sound box of sound box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20160428 |