CN201957238U

CN201957238U - Sound amplifying device for speaker

Info

Publication number: CN201957238U
Application number: CN2010206870890U
Authority: CN
Inventors: 林进升
Original assignee: GUOPU ORIGINALITY CO Ltd
Current assignee: GUOPU ORIGINALITY CO Ltd
Priority date: 2010-12-28
Filing date: 2010-12-28
Publication date: 2011-08-31
Anticipated expiration: 2020-12-28

Abstract

The utility model discloses a sound amplifying device for a speaker, which comprises an integrally formed hollow shell, wherein the hollow shell is provided with a sound amplification channel which is provided with a sound inlet and a sound outlet corresponding to the sound inlet, the inner side of the sound inlet is provided with a speaker containing region to be embedded with a headphone; and the size of the sound amplification channel is increased from the sound inlet to the sound outlet so as to amplify the volume of the sound input to the sound inlet by the headphone through sound amplification and output the volume-amplified sound from the sound outlet. Therefore, the sound amplifying device can be embedded with the headphone and has a function of amplifying volume, and has the advantages of simple structure, small volume, light weight and no need of connecting wires or supplying power.

Description

The public address set that is used for loud speaker

Technical field

The utility model is relevant for a kind of public address set, especially relevant for a kind of public address set that is used for loud speaker.

Background technology

At present, along with the evolution of science and technology, traditional discman is gradually little by volume, storage capacity is big and the MP3 walkman that integrates multinomial function replaces, and becomes one of the young man liked at present much-sought-after item.For asking easy to carry, lightly change and avoiding power consumption, the MP3 walkman has been given up the setting of acoustical generator, and all to be the receiving system of sound as loud speakers such as earphones, to use at the individual.

Based on only happy ideas happy not as the crowd, idol song and the pop music liked for oneself always wish to share simultaneously with everybody, more can represent the own latest songs that is had whereby, to satisfy the demand that the young man likes now and highlight self-style; Yet the loudspeaker in the impression is big nothing more than volume, weight is heavy, the bad arrangement of connecting line, also need additionally provide electric power etc., therefore always can limit to some extent on reality is used and seems inconvenient.

In sum, how a kind of technical scheme that solves all not enough places of above-mentioned known technology is proposed, real in desiring most ardently the problem of solution at present.

The utility model content

Below will narrate simple content of the present utility model to understand basic sample attitudes more of the present utility model, it will be not that intention delimited category of the present utility model as the beginning of introducing more detailed argumentation subsequently.

Shortcoming in view of above-mentioned known technology, main purpose of the present utility model is to provide a kind of public address set that is used for loud speaker, can for as loud speakers such as earphone set and have expansion volume function, and simple in structure, volume is little, weight lightly, does not need connecting line or electric power is provided.

For reaching above-mentioned and other purpose, the utility model provides a kind of public address set that is used for loud speaker, comprise integrated hollow housing, this hollow housing has the passage of amplifying, and this passage that amplifies has into the sound mouth and to advancing the playback mouth of sound mouth, be provided with the loud speaker disposal area that is embedded for described loud speaker in this inboard of advancing the sound mouth; Wherein, the channel size of this passage that amplifies advances the sound mouth from this and enlarges toward this playback mouth, described loud speaker is imported this sound that advances the sound mouth by this amplify passage and amplification of volume and from this playback mouth output.

Implement in the sample attitude one, this enters the end that the sound mouth is positioned at this hollow housing.

Implement in the sample attitude one, this playback mouth is positioned at the end of this hollow housing.

Implement in the sample attitude one, be provided with stop part in contiguous this position of advancing the sound mouth of the internal perisporium of this hollow housing.

Implement in the sample attitude one, this loud speaker disposal area is located at this and is advanced between sound mouth and this stop part.

Implement in the sample attitude one, be provided with strutting piece at the periphery wall of this hollow housing.

Implement in the sample attitude one, this passage that amplifies also have to should the playback mouth go into the sound mouth, be provided with the loud speaker that is embedded for described loud speaker in this inboard of going into the sound mouth and hold the district, wherein, the channel size of this passage that amplifies is gone into the sound mouth from this and is enlarged toward this playback mouth, described loud speaker is imported this sound of going into the sound mouth by this amplify passage and amplification of volume and from this playback mouth output.

Implement in the sample attitude one, this goes into the periphery wall place that the sound mouth is positioned at this hollow housing.

Implement in the sample attitude one, be provided with abutment in contiguous this position of going into the sound mouth of the internal perisporium of this hollow housing.

Implement in the sample attitude one, this loud speaker holds the district and is located at this and goes between sound mouth and this abutment.

Compared to known technology, the public address set that is used for loud speaker of the present utility model has following effect:

In the utility model, the loud speaker disposal area when being embedded, coats earphone with hollow housing for earphone, and can earphone be imported the sound amplification of volume of sound mouth into and exports from the playback mouth by the passage that amplifies.Simultaneously, stop part can prevent that earphone from falling in the passage that amplifies, and strutting piece provides better stable property for public address set.In view of the above, public address set can be set and has the function that enlarges volume for earphone, and simple in structure, volume is little, weight lightly, does not need connecting line or electric power is provided.

Description of drawings

Be described in detail and cooperate appended accompanying drawing to make to have in the constructed field those skilled in the art can clearer understanding the utility model and purpose, feature and advantage together with previous, wherein:

The schematic perspective view that Fig. 1 is embedded for single head-receiver for the public address set that is used for loud speaker according to the utility model;

The combination generalized section that Fig. 2 is embedded for single head-receiver for the public address set that is used for loud speaker according to the utility model;

The schematic perspective view that Fig. 3 is embedded for bi-telephone for the public address set that is used for loud speaker according to two of the utility model;

The schematic perspective view that Fig. 4 is embedded for bi-telephone for the public address set that is used for loud speaker according to the utility model; And

The combination schematic diagram that Fig. 5 is embedded for bi-telephone for the public address set that is used for loud speaker according to the utility model.

Description of reference numerals

Hollow housing 1

Path 10 amplifies

Advance sound mouth 11

Playback mouth 12

Loud speaker disposal area 13

Stop part 14

Strutting piece 15

Go into sound mouth 16

Earphone 2

Embodiment

Below be by specific instantiation technology contents of the present utility model to be described, those skilled in the art can understand other advantage of the present utility model and effect easily by the content that this specification disclosed.

Notice, the structure that the appended accompanying drawing of this specification illustrated, ratio, size etc., all only in order to cooperate the content that specification disclosed, so that those skilled in the art's understanding and reading, be not in order to limit the enforceable qualifications of the utility model, event is the technical essential meaning of tool not, the change that the modification of any structure, ratio are closed or the adjustment of size, do not influencing under effect that the utility model can produce and the purpose that can reach, the technology contents that all should still drop on the utility model and disclosed gets in the scope that can contain.

The utility model provides a kind of public address set that is used for loud speaker, please refer to Fig. 1 to shown in Figure 4, wherein, the schematic perspective view of Fig. 1 for being embedded for single head-receiver according to the public address set that is used for loud speaker of the present utility model, the combination generalized section of Fig. 2 for being embedded for single head-receiver according to the public address set that is used for loud speaker of the present utility model, the schematic perspective view that Fig. 3 is embedded for bi-telephone for the public address set that is used for loud speaker according to two of the present utility model, the schematic perspective view of Fig. 4 for being embedded for bi-telephone according to the public address set that is used for loud speaker of the present utility model, the combination schematic diagram of Fig. 5 for being embedded for bi-telephone according to the public address set that is used for loud speaker of the present utility model.

At first, please refer to Figure 1 and Figure 2, the public address set that is used for loud speaker of the present utility model comprises integrated hollow housing 1 haply, in this embodiment, hollow housing 1 is syphon shape, but is not shaped as restriction with this, and hollow housing 1 also can be straight tube-like etc.Wherein, substantially, hollow housing 1 has and is formed at the inner path 10 that amplifies, and the path 10 that amplifies is the open state that is in communication with the outside and has sound mouth 11 into and the corresponding playback mouth 12 that advances sound mouth 11.In view of the above, after sound enters into sound mouth 11, can emit from playback mouth 12.Especially, be provided with the loud speaker disposal area 13 that suitably is embedded for as earphone 2 loud speakers such as grade in the inboard of advancing sound mouth 11, make earphone 2 can stably be placed in 13 places, loud speaker disposal area and be unlikely to come off from public address set.In addition, implement in the sample attitude at this, earphone 2 is a single head-receiver.In addition, particularly, the channel size of path 10 of amplifying enlarges toward playback mouths 12 from advancing sound mouth 11, whereby with the sound that earphone 2 inputs advanced sound mouth 11 by amplifying path 10 and amplification of volume and from 12 outputs of playback mouth, thereby reach the effect that the volume of the sound that earphone 2 is emitted is enlarged.

The details of each assembly of the aforesaid public address set that is used for loud speaker further is described in detail, in implementing the sample attitude, enter the end that sound mouth 11 preferably is positioned at hollow housing 1,12 in playback mouth preferably is positioned at another end of hollow housing 1, and the appropriate location of advancing sound mouth 11 in the vicinity of the internal perisporium of hollow housing 1 is provided with stop part 14, and stop part 14 can be with hollow housing 1 one-body molded, perhaps, stop part 14 can be in the path 10 that amplifies of embedding under the pressure of hollow housing 1.In addition, in this embodiment, stop part 14 but does not exceed with this shape in fact ringwise.In view of the above, loud speaker disposal area 13 thereby be located at between the sound mouth 11 and stop part 14, when earphone 2 is embedded at loud speaker disposal area 13 and is therefore coated by hollow housing 1, since stop part 14 with advance the sound mouth 11 suitable distance of being separated by, so can prevent to take place in the path 10 that amplifies of earphone 2 because of the expansion gradually of dropping the situation that can't amplify.In addition, periphery wall at hollow housing 1 also is provided with strutting piece 15, it is in order to provide when earphone 2 is embedded at loud speaker disposal area 13, hollow housing 1 can see through earphone 2 and strutting piece 15 to be had more stable property when being positioned on other object and is unlikely to rock (as Fig. 2 or shown in Figure 5), similarly, strutting piece 15 can be with hollow housing 1 one-body molded, and perhaps, strutting piece 15 can be fixed on the hollow housing 1 by fixing means.

Please refer to Fig. 3 and illustrate, when earphone 2 is a kind of bi-telephone, can use two public address sets that are used for loud speaker, whereby, bi-telephone can be provided the left and right acoustic channels of sound to be enlarged volume simultaneously, and reach the effect of the volume of synchronous expansion dual track.

Please refer to Fig. 4 illustrates, in this embodiment, also can only use single public address set and reach the effect of volume that synchronous expansion bi-telephone provides the left and right acoustic channels of sound, what the path 10 that amplifies of this embodiment also had a corresponding playback mouth 12 goes into sound mouth 16, advance sound mouth 11 and go into the periphery wall place that sound mouth 16 all is positioned at hollow housing 1, be provided with the loud speaker that is embedded for earphone 2 in the inboard of going into sound mouth 16 and hold district's (not shown), the position of going into sound mouth 16 in the vicinity of the internal perisporium of hollow housing 1 is provided with the abutment (not shown), therefore, this loud speaker holds the district and is located between sound mouth 16 and the abutment, wherein, the channel size of path 10 of amplifying enlarges toward playback mouths 12 from going into sound mouth 16, earphone 2 is inputed to into the sound of sound mouth 16 by amplifying path 10 and amplification of volume and from 12 outputs of playback mouth.

In sum, the utility model is used for the public address set of loud speaker, when the confession of loud speaker disposal area is embedded as loud speakers such as earphones, coat earphone with hollow housing, and adopt the passage that amplifies that earphone is imported the sound amplification of volume of sound mouth into and from the output of playback mouth, stop part can prevent that earphone from falling in the passage that amplifies, strutting piece provides better stable property for public address set, in view of the above, the function of expansion volume can be set and have to public address set for earphone.

The foregoing description is illustrative principle of the present utility model and effect thereof only, but not is used to limit the utility model.Any those skilled in the art all can be under spirit of the present utility model and category, and the foregoing description is modified and changed.Therefore, claimed scope of the present utility model, scope that should be listed as claims.

Claims

1. public address set that is used for loud speaker, it is characterized in that, comprise integrated hollow housing, this hollow housing has the passage of amplifying, and this passage that amplifies has into the sound mouth and to advancing the playback mouth of sound mouth, be provided with the loud speaker disposal area that is embedded for described loud speaker in this inboard of advancing the sound mouth;

Wherein, the channel size of this passage that amplifies advances the sound mouth from this and enlarges toward this playback mouth, described loud speaker is imported this sound that advances the sound mouth by this amplify passage and amplification of volume and from this playback mouth output.

2. the public address set that is used for loud speaker according to claim 1 is characterized in that, describedly enters the end that the sound mouth is positioned at described hollow housing.

3. the public address set that is used for loud speaker according to claim 1 is characterized in that described playback mouth is positioned at the end of described hollow housing.

4. the public address set that is used for loud speaker according to claim 1 is characterized in that, is provided with stop part in the contiguous described position of advancing the sound mouth of the internal perisporium of described hollow housing.

5. the public address set that is used for loud speaker according to claim 4 is characterized in that, described loud speaker disposal area is located at and is describedly advanced between sound mouth and the described stop part.

6. the public address set that is used for loud speaker according to claim 1 is characterized in that, is provided with strutting piece at the periphery wall of described hollow housing.

7. the public address set that is used for loud speaker according to claim 1 is characterized in that, what the described passage that amplifies also had a corresponding described playback mouth goes into the sound mouth, is provided with the loud speaker that is embedded for described loud speaker in this inboard of going into the sound mouth and holds the district; Wherein, the channel size of this passage that amplifies enlarges toward the playback mouth from going into the sound mouth, this loud speaker is imported this sound of going into the sound mouth by this amplify passage and amplification of volume and export from the playback mouth.

8. the public address set that is used for loud speaker according to claim 7 is characterized in that, describedly goes into the periphery wall place that the sound mouth is positioned at described hollow housing.

9. the public address set that is used for loud speaker according to claim 7 is characterized in that, is provided with abutment in the contiguous described position of going into the sound mouth of the internal perisporium of described hollow housing.

10. the public address set that is used for loud speaker according to claim 9 is characterized in that, described loud speaker holds the district and is located at describedly to go between sound mouth and the described abutment.