CN201657303U - Tensile sound production device of resonance cavity body - Google Patents
Tensile sound production device of resonance cavity body Download PDFInfo
- Publication number
- CN201657303U CN201657303U CN2010201954423U CN201020195442U CN201657303U CN 201657303 U CN201657303 U CN 201657303U CN 2010201954423 U CN2010201954423 U CN 2010201954423U CN 201020195442 U CN201020195442 U CN 201020195442U CN 201657303 U CN201657303 U CN 201657303U
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- resonance
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- top cover
- organ
- producing device
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Abstract
The utility model relates to a tensile sound production device of a resonance cavity body, which comprises a resonance box body and a sound production horn arranged in a resonance box body. The resonance box body comprises a top cover, a bottom cover and an expansion box. The expansion box is arranged between the top cover and the bottom cover. The expansion movement of the expansion box can change the distance between the top cover and the bottom cover and consequently changes the size of the inner cavity of the resonance box body. The top cover or the bottom cover is provided with a horn hole in which the sound production horn is arranged.
Description
Technical field
The utility model relates to a kind of sound-producing device, is meant a kind of sound-producing device with flexible organ for resonance structure especially.
Background technology
Along with improving constantly of people's living standard, the various appliance device that can promote people's daily life quality occur in a large number, more especially can bring the equipment of high-quality enjoyment for indirectly people's spirit by people's face thoughts and feelings.Various VCD, DVD etc. can read the sound under the electronic signal state, the electric equipment of shadow is born under this background, conduct such as VCD, DVD can change into electronic signal the equipment of AV signal, in use wanting to allow people not hear, see clearly these AVs just must need some shops to help equipment, and audio amplifier to be exactly these shops help one of equipment.
Audio amplifier is a kind of a kind of equipment that audio signal is converted to sound.Audio amplifier mainly is the equipment that amplifies, raises one's voice to broadcasting as a kind of in early days.Audio amplifier mainly is made up of loud speaker, casing, frequency divider, by frequency divider the audio signal of input is carried out frequency division during its work, then the signal behind the frequency division is passed to loud speaker, carry out sound playing by loud speaker, casing is the organ for resonance as audio amplifier, is used for eliminating the acoustic short circuit of speaker unit, suppresses its acoustic resonance, widen its Hz-KHz, reduce distortion.
As mentioned above, the cavity of sound-producing devices such as audio amplifier can determine the tonequality of this generating means, comprises high bass effect, and the size of volume.In general, the generating means audio that organ for resonance is big more is good more.Audio amplifier has in use obtained admitting of users gradually, but traditional audio amplifier is still existing a series of defectives aspect the production designing technique, for example: at first, present portable little audio amplifier is because the sound chamber is little, even so use powerful loud speaker, when playing the sound of big volume, audio, tonequality still can't satisfy people's requirement.Secondly, audio, tonequality are good, can play bigger than the audio amplifier volume of loud noise, can take more space when putting, and be inconvenient to carry, nowadays people also more and more require flexible and changeable mode because of life, requirements of one's work, and traditional large volume audio amplifier stores to put, transport to people and brings inconvenience when carrying.Moreover, mostly producing today that material all is tending towards plastics, rubbery, using large volume audio amplifier that plastics and rubber produces as raw material when playing big volume, can be because the chamber wall of plastics and rubber produces resonance, cause audio distortions, bring limitation for the production material of audio amplifier.
Summary of the invention
The utility model provides a kind of organ for resonance stretchable sound-producing device, it is by the Design of Mechanical Structure of interior outer chamber, make cavity can carry out freely stretching and reclaiming, therefore can adopt the outer wall of hard material as cavity, avoided flexible cavity to produce the distortion that resonance is produced because of loud, thereby realize bigger organ for resonance and better tonequality, and this is to be main purpose of the present utility model.
The technical scheme that the utility model adopted is: the stretchable sound-producing device of a kind of organ for resonance, it comprises resonating body and pronunciation loudspeaker, these pronunciation loudspeaker are arranged in this resonating body, in this pronunciation loudspeaker energising pronunciation, promote the whole voice effect of these pronunciation loudspeaker by this resonating body, the high bass effect that in concrete enforcement, can promote these pronunciation loudspeaker by this resonating body with and the size of volume.
This resonating body comprises top cover, bottom and expansion box, this expansion box is connected between this top cover and this bottom, the action that this expansion box can extend or shorten by the effect of external force, can change distance between this top cover and this bottom to reach the purpose of the inner chamber size that changes this resonating body by the expanding-contracting action of this expansion box, offer bellmouth orifice on this top cover or the bottom, these pronunciation loudspeaker are arranged in this bellmouth orifice.
This expansion box integral body is the nodular setting, this expansion box one end is fixedly connected on this top cover, and its other end is fixedly connected on this bottom, this expansion box comprises some clamping casees, some these clamping casees dwindle to this bottom direction size successively from this top cover, perhaps, some these clamping casees also can dwindle to this top cover direction size successively from this bottom, each this clamping case all comprises wall box and clamping rib, this clamping rib is arranged on this wall box, and the mutual clamping of this clamping rib of this clamping case that is connected with each other is to determine the entire length of this expansion box.
The cross sectional shape of this clamping case can be for square, circle, ellipse, tripod shape, trapezoidal or etc. and other are irregularly shaped.
The beneficial effects of the utility model are: the utility model is compared with the product that the amplification that utilizes elastomeric material to realize organ for resonance of the prior art is shunk, the utility model can effectively be avoided the resonance of resonator body wall and the audio distortions that causes, and the range expansion that organ for resonance can be amplified is very big, the more increasing that the amplification of cavity also can make sound be put, and tonequality is better, can be easy to carry more when regaining cavity.
Description of drawings
Fig. 1 is a perspective view of the present utility model;
Fig. 2 is a vertical view of the present utility model;
Fig. 3 is a front view of the present utility model;
Fig. 4 is a perspective exploded view of the present utility model;
Fig. 5 is the syndeton schematic diagram of clamping case of the present utility model.
Embodiment
Shown in Fig. 1 to 5, the stretchable sound-producing device of a kind of organ for resonance, it comprises resonating body 10 and pronunciation loudspeaker 20.
These pronunciation loudspeaker 20 are arranged in this resonating body 10, in this pronunciation loudspeaker 20 energising pronunciation, promote the whole voice effect of these pronunciation loudspeaker 20 by this resonating body 10, the high bass effect that in concrete enforcement, can promote these pronunciation loudspeaker 20 by this resonating body 10 with and the size of volume.
Shown in Fig. 1 to 4, this resonating body 10 comprises top cover 30, bottom 40 and expansion box 50, and this expansion box 50 is connected between this top cover 30 and this bottom 40.
The action that this expansion box 50 can extend or shorten by the effect of external force can change distance between this top cover 30 and this bottom 40 to reach the purpose of the inner chamber size that changes this resonating body 10 by the expanding-contracting action of this expansion box 50.
These expansion box 50 integral body are the nodular setting.
These expansion box 50 1 ends are fixedly connected on this top cover 30, and its other end is fixedly connected on this bottom 40.
This expansion box 50 comprises some clamping casees 51, and some these clamping casees 51 dwindle to these bottom 40 direction sizes successively from this top cover 30.
Perhaps, some these clamping casees 51 also can dwindle to these top cover 30 direction sizes successively from this bottom 40.
As shown in Figure 5, each this clamping case 51 all comprises wall box 511 and clamping rib 512, and this clamping rib 512 is arranged on this wall box 511.
These clamping rib 512 mutual clampings of this clamping case 51 that is connected with each other are to determine the entire length of this expansion box 50.
The cross sectional shape of this clamping case 51 can be for square, circle, ellipse, tripod shape, trapezoidal or etc. and other are irregularly shaped.
The utility model can be by some these clamping casees 51 in concrete the use mutually flexible clamping mechanical structure and specifically determine the entire length of this expansion box 50 according to user's needs, to reach the purpose of the inner chamber size that changes this resonating body 10, this resonating body 10 of the present utility model is by the mechanical structure combination of big or small cavity, the little cavity of cover in the big cavity, the littler cavity of the interior again cover of little cavity, the rest may be inferred, because the outside dimension of loculus body bottom (with the binding site of big cavity upper inside wall) is greater than the size of big cavity external wall of upper portion (with the binding site of little outer wall of little cavity), little cavity blocks big cavity by stretching, use for reference the folding and unfolding principle of fishing rod, realize the amplification of this resonating body 10 and dwindle.Because the resonator body wall that the utility model adopted can adopt hard material, can effectively avoid the audio distortions and the noise that produce because of the resonator body wall resonance that adopts elastomeric material to cause.Thereby can realize bigger cavity, better tonequality, bigger sound (power).
The utility model can be provided with the spring-like parts in this resonating body 10 in concrete enforcement, the back stretch that is provided by the spring-like parts can make the expanding-contracting action of this resonating body 10 more smooth and easy convenient, padlock button class device can be set in the utility model in addition realize the automatic sealed of this resonating body 10 and separate, thereby make things convenient for the user to operate.
Claims (9)
1. stretchable sound-producing device of organ for resonance, it comprises resonating body and pronunciation loudspeaker, these pronunciation loudspeaker are arranged in this resonating body, it is characterized in that: this resonating body comprises top cover, bottom and expansion box, this expansion box is connected between this top cover and this bottom, thereby can change the size that distance between this top cover and this bottom changes the inner chamber of this resonating body by the expanding-contracting action of this expansion box, offer bellmouth orifice on this top cover or the bottom, these pronunciation loudspeaker are arranged in this bellmouth orifice.
2. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 1, it is characterized in that: this expansion box one end is fixedly connected on this top cover, and its other end is fixedly connected on this bottom, this expansion box comprises some clamping casees, each this clamping case all comprises wall box and clamping rib, this clamping rib is arranged on this wall box, and the mutual clamping of this clamping rib of this clamping case that is connected with each other is to determine the entire length of this expansion box.
3. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: some these clamping casees dwindle to this bottom direction size successively from this top cover.
4. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: some these clamping casees dwindle to this top cover direction size successively from this bottom.
5. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: the cross sectional shape of this clamping case is square.
6. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: the cross sectional shape of this clamping case is for circular.
7. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: the cross sectional shape of this clamping case is for oval.
8. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: the cross sectional shape of this clamping case is a triangle.
9. the stretchable sound-producing device of a kind of organ for resonance as claimed in claim 2 is characterized in that: the cross sectional shape of this clamping case is trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201954423U CN201657303U (en) | 2010-05-14 | 2010-05-14 | Tensile sound production device of resonance cavity body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201954423U CN201657303U (en) | 2010-05-14 | 2010-05-14 | Tensile sound production device of resonance cavity body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201657303U true CN201657303U (en) | 2010-11-24 |
Family
ID=43122532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201954423U Expired - Fee Related CN201657303U (en) | 2010-05-14 | 2010-05-14 | Tensile sound production device of resonance cavity body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201657303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106792336A (en) * | 2017-02-13 | 2017-05-31 | 歌尔科技有限公司 | A kind of audio amplifier |
-
2010
- 2010-05-14 CN CN2010201954423U patent/CN201657303U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106792336A (en) * | 2017-02-13 | 2017-05-31 | 歌尔科技有限公司 | A kind of audio amplifier |
| CN106792336B (en) * | 2017-02-13 | 2023-08-25 | 歌尔科技有限公司 | Sound box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20130514 |