CN2483926Y

CN2483926Y - Loudspeaker components

Info

Publication number: CN2483926Y
Application number: CN 01221310
Authority: CN
Inventors: 刘希勇
Original assignee: Mitac International Corp
Current assignee: Mitac International Corp
Priority date: 2001-05-21
Filing date: 2001-05-21
Publication date: 2002-03-27
Anticipated expiration: 2011-05-21

Abstract

A super-thin type loudspeaker component that can enhance sound output used in electronic products with light and thin loudspeaker such as notepad computer or PDA, which comprises a super-thin loudspeaker and a sound box, in which the super-thin loudspeaker is provided with a thin film and connection wires, while the sound box is provided with a holding space that can just arrange the super-thin loudspeaker, after arranging the super-thin loudspeaker into the holding space of the sound box, the connection wires are utilized to transmit sound signal to the thin film of the super-thin loudspeaker to make sound, at the same time, sound can be used in the sound box to generate resonance to improve the sound strength generated by the super-thin loudspeaker in the super-thin electronic products.

Description

Loudspeaker assembly

The utility model relates to a kind of super-thin speaker assembly, is applied to for example notebook computer, electronic translator, computer or personal digital assistant (Personal Digital Assistant; The electronic product of light and thin type such as PDA), particularly a kind of super-thin speaker assembly that can increase intensity of phonation.

Based on people except reaching the purpose of communication by image, more can help the cause that reaches good more communication effectiveness with sound, thereby, many light and thin type electronic products in order to playing video, the also function of all arranging in pairs or groups and playing sound, in addition, these functions also require the raising day by day of level because of the user to sound, and constantly improve.

Aforesaid light and thin type electronic product is because its compact design requirement, it does not have the function that plays sound usually, but arriving along with multimedia era, developed at present the light and thin type electronic product that to have the function of playing sound, and in order to meet aforesaid demand, one of loud speaker that for example is used in notebook computer at present is a kind of super-thin speaker, and cause its vibration of thin membrane to send the sound by the transmission of voice signal, but this kind loud speaker is not because have the cause of audio amplifier, so common people's sense of hearing requirement can't be provided.

Below at having disclosed at present and the patented technology relevant with the audio amplifier package assembly of light and thin type electronic product done an explanation:

As No. 405796 " use for electronic equipment audio amplifier " patent of TaiWan, China and No. 416651 " portable computer " patent with Collapsible loudspeaker box device, the Collapsible loudspeaker box that this two patent utilization is installed in the Laptop case opening and is connected with loud speaker, the sound that makes loud speaker output is seen through audio amplifier and is reached the effect of resonance, but such design is except structurally comparatively complicated, and cause outside the inconvenience of must be when using loud speaker being pulled out outside the casing opening, conflict to some extent with the design requirement of above-mentioned notebook computer especially.

Therefore, otherwise designed provides super-thin speaker employed audio amplifier, is taken up space in the light and thin type electronic product with it to reduce loud speaker, and improves convenience when using, real genus necessity.

Main purpose of the present utility model is provides a kind of super-thin speaker assembly that strengthens voice output, be arranged at the audio amplifier of super-thin speaker with utilization, make the sound that super-thin speaker transmitted in audio amplifier, to produce resonance, and improve the intensity of sounding.

For realizing the purpose of this utility model, a kind of super-thin speaker assembly that strengthens voice output is provided, be applied to the light and thin type electronic product, this loudspeaker assembly comprises: a super-thin speaker, in order to sound; An and audio amplifier, it includes a resonance part and a fixture, wherein this resonance spare is a tubular body, and this fixture is arranged at an end of this resonance spare, in order to fix this super-thin speaker, make this super-thin speaker in receiving voice signal when sounding, sound is able to produce resonance in this resonance spare, to improve intensity of sound.

According to the super-thin speaker group that strengthens voice output of the present utility model, include super-thin speaker and audio amplifier, wherein super-thin speaker is provided with film and wiring, and audio amplifier has the accommodation space that super-thin speaker just can be set, super-thin speaker is arranged at the accommodation space in the audio amplifier, wiring is passed to voice signal the film of super-thin speaker, to send sound corresponding to voice signal, and this sound can produce resonance in audio amplifier at the same time, to improve the intensity that super-thin speaker is sounded in the light and thin type electronic product.

But, possess following effect is arranged: 1. can improve the intensity of sounding, increase the sense of worth of sound according to the super-thin speaker group of forte that the utility model discloses; 2. easy to use, being different from prior art also needs extra operating procedure; 3. audio amplifier of the present utility model only increases the accommodation space in some light and thin type electronic products, thereby can meet the design requirement of light and thin type electronic product-compact.

For making the purpose of this utility model, structural feature and function thereof are had further understanding, the existing diagram that cooperates is described in detail as follows:

Fig. 1 is an exploded view of the present utility model;

Fig. 2 is a constitutional diagram of the present utility model;

Fig. 3 A, 3B are the vibration schematic diagram of super-thin speaker of the present utility model;

Fig. 4 compares with super-thin speaker for the utility model, strengthens the comparison diagram of sound effect.

As shown in Figures 1 and 2, the super-thin speaker assembly that strengthens voice output of the present utility model, include: super-thin speaker 10 and audio amplifier 20, wherein audio amplifier 20 is arranged at wherein for super-thin speaker 10, so that the intensity of sound that super-thin speaker 10 is transmitted can improve, the intensity of sound of sending is improved.

Super-thin speaker 10 is in order to sound, it includes: film 11, framework 12 and wiring 13, wherein film 11 has elasticity for reciprocating motion, and have Nei Huan district 111 and an outer zone 112, Nei Huan district 111 is shaped as a circular membrane, and be provided with top near the center of circle, top is towards many indentations of the outside direction radiation in Nei Huan district 111 thus, and outer zone 112 is connected with the circular periphery in Nei Huan district 111, so that film 11 becomes a circular membrane, but omit tool one angle between outer zone 112 and the Nei Huan district 111, and outer zone 112 also is provided with many oblique shape indentations roughly parallel to each other.

Framework 12 is a hollow circular, the periphery of this circle has thickness t, height h, and its hollow space is in order to installing film 11, and can be in order to the periphery of fixing film 11, so its hollow space the maximum magnitude that can offer conform to the size of film 11 just.

One end of wiring 13 is connected in the bottom surface of framework 12, and the other end then is connected in a plug 131, in order to voice signal is passed to film 11.

Audio amplifier 20 is in order to be provided with super-thin speaker 10, and it is a tubular body haply, and includes: resonance part 21 and fixture 22, the part 21 that wherein resonates is the tubular body of a hollow.

Fixture 22 is haply for being arranged at resonance part 21 1 ends, and internal diameter is greater than the tubular body of resonance part 21, and the difference in internal diameters of

fixture

22 and 21 of parts of resonance is t1, t1 and t are equal at least, the internal diameter of fixture 22 just can supply ccontaining super-thin speaker 10 (being the external diameter that the internal diameter of fixture 22 just equals framework 12), and on the fixture 22 with the relative other ends of an end that link to each other with resonance part 21, also be provided with the only rib 221 that supports that is surrounded on this end, this height to the accommodation space that ends 22 of rib 221 and fixtures is at least h, ccontaining for the framework 12 that highly is h, support the section configuration of ending rib 221 and be preferably a circular arc, so that we fill in the bottom surface of super-thin speaker 10 in accommodation space, in addition, fixture 22 also offers recess 222, one recess 222 usefulness are passed through for the wiring 13 that is arranged at super-thin speaker 10 bottom surfaces, and make gas in the audio amplifier 20 be able in film 11 when inwardly compression causes air volume in the audio amplifier 20 to dwindle, audio amplifier 20 gas inside can flow out, or the gas in the audio amplifier 20 is able to when film 11 expands outwardly the air volume increase that causes in the audio amplifier 20, the gas of audio amplifier 20 outsides can flow into, when other recess 222 then can supply to change the outfit super-thin speaker 10, can utilize recess 222 that loud speaker 10 is extracted in audio amplifier 20.

During assembling, rib 221 is ended towards supporting of audio amplifier 20 in the bottom of super-thin speaker 10, and wiring 13 is filled in towards the direction of recess 222, therefore super-thin speaker 10 can be inserted and support the accommodation space that ends

rib

221 and 21 of resonance parts (because of the internal diameter of the part 21 that the resonates external diameter less than framework 12, and the internal diameter of fixture 22 just equals the internal diameter of framework 12).And utilize and support the only design of rib 221 and the plasticity and the elasticity of plastic products, and super-thin speaker 10 can be contained in the accommodation space, make super-thin speaker 10 be unlikely to drop out in the accommodation space.

During use, wiring 13 is transmitted voice signal to film 11, make film 11 produce vibration (shown in Fig. 3 A, 3B) with respect to aforementioned voice signal, to send the sound of aforementioned voice signal, and sound is in the super-thin speaker 10 outside processes of transmitting, sound can produce resonance by resonance part 21, to increase the intensity of sound.

As shown in Figure 4, when in anechoic chamber, utilize testing equipments such as automatic frequency sweep instrument and expander, to super-thin speaker 10 with add that intensity of sound that the super-thin speaker 10 of audio amplifier 20 is passed out does one relatively the time, can find to add that the intensity of sound that the super-thin speaker 10 of audio amplifier 20 sent is obviously stronger, therefore when the utility model being used in aforementioned light and thin type electronic product, can increase its intensity of phonation greatly.

Certainly, the shape of audio amplifier 20 also needn't be same as above-mentioned, but and only need have enable voice produce the resonance spare 21 of resonance and fixedly the fixture 22 of super-thin speaker 10 get final product, so when fixture 22 be one greater than resonance part 21 any three-dimensional shape the time also can realize same effect, and previous embodiment mainly is to consider that the spatial design of saving in the light and thin type electronic product forms, but, the inside dimension of resonance part 21 must be corresponding with the external dimensions and the shape of super-thin speaker 10 with shape (being circular as described above), just is able to super-thin speaker 10 is placed audio amplifier 20.

Claims

1. the super-thin speaker assembly that can strengthen voice output is applied to the light and thin type electronic product, it is characterized in that described loudspeaker assembly comprises: a super-thin speaker, in order to sound; An and audio amplifier, it includes a resonance part and a fixture, wherein said resonance spare is a tubular body, and described fixture is arranged at an end of described resonance spare, in order to fixing described super-thin speaker, make described super-thin speaker in receiving voice signal when sounding, sound is able to produce resonance in described resonance spare, to improve intensity of sound.

2. loudspeaker assembly as claimed in claim 1 is characterized in that described super-thin speaker includes a film, after being used to receive voice signal, sounds.

3. loudspeaker assembly as claimed in claim 2, it is characterized in that, described film reaches the outer zone that is connected with described Nei Huan district by a Nei Huan district and constitutes, and described Nei Huan district is circular, and have from beginning many indentations towards the outside direction radiation of described Nei Huan district near the center of circle in described Nei Huan district, and described outer zone has many oblique shape indentations roughly parallel to each other.

4. loudspeaker assembly as claimed in claim 3 is characterized in that, omits tool one angle between the Nei Huan district of described film and outer zone.

5. loudspeaker assembly as claimed in claim 1 is characterized in that described super-thin speaker includes a framework, and it is a hollow circular.

6. loudspeaker assembly as claimed in claim 1, it is characterized in that, described super-thin speaker includes a wiring, the one end is connected in the bottom surface of described framework, in order to transmit voice signal, and described fixture offers at least one recess, when being arranged in the described audio amplifier for described super-thin speaker, described wiring be able to by.

7. loudspeaker assembly as claimed in claim 1 is characterized in that, described fixture is the tubular body of an internal diameter greater than described resonance spare, and both difference in internal diameters are at least the peripheral thickness of described framework.

8. loudspeaker assembly as claimed in claim 1, it is characterized in that, with the relative other end of an end that links to each other with described resonance spare, be provided with one and be surrounded on supporting of this end and end rib on the described fixture, and described supporting ended rib and equated with the height of described framework at least with difference in height between described fixture.

9. loudspeaker assembly as claimed in claim 8 is characterized in that, described is a circular arc to the section configuration of ending rib.

10. the super-thin speaker assembly that can strengthen voice output is applied to the light and thin type electronic product, it is characterized in that described loudspeaker assembly includes:

One super-thin speaker, it includes:

One film, reach the outer zone that is connected with described Nei Huan district by a Nei Huan district, described Nei Huan district is circular, and has near the center of circle in described Nei Huan district, towards many indentations of described Nei Huan district outside direction radiation, and described outer zone has many oblique shape indentations roughly parallel to each other;

One framework is hollow circular, and its hollow space is in order to installing described film, and in order to the periphery of the described film of fixing;

At least one wiring, the one end is connected in the bottom surface of described framework, in order to voice signal is passed to described film, makes it produce vibrations; And

One audio amplifier, it includes a resonance part and a fixture, wherein said resonance spare is a tubular body, and described fixture is arranged at an end of described resonance spare, in order to fixing described super-thin speaker, makes described film in receiving the voice signal that described wiring is transmitted, vibrate and produce, when sounding, sound is able to produce resonance in described resonance spare, to improve intensity of sound.

11. loudspeaker assembly as claimed in claim 10 is characterized in that, omits tool one angle between the Nei Huan district of described film and outer zone.

12. loudspeaker assembly as claimed in claim 10 is characterized in that, described fixture is the tubular body of an internal diameter greater than described resonance spare, and both difference in internal diameters are at least the peripheral thickness of described framework.

13. loudspeaker assembly as claimed in claim 10, it is characterized in that, with the relative other end of an end that links to each other with described resonance spare, be provided with one and be surrounded on supporting of this end and end rib on the described fixture, and described supporting ended rib and equated with the height of described framework at least with difference in height between described fixture.

14. loudspeaker assembly as claimed in claim 13 is characterized in that, described is a circular arc to the section configuration of ending rib.

15. loudspeaker assembly as claimed in claim 10 is characterized in that, described fixture offers at least one recess, when being arranged in the described audio amplifier for described super-thin speaker, described wiring be able to by.