CN205305094U - Play device of low frequency extension can carry out audio frequency and collet thereof - Google Patents
Play device of low frequency extension can carry out audio frequency and collet thereof Download PDFInfo
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- CN205305094U CN205305094U CN201521043047.2U CN201521043047U CN205305094U CN 205305094 U CN205305094 U CN 205305094U CN 201521043047 U CN201521043047 U CN 201521043047U CN 205305094 U CN205305094 U CN 205305094U
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- collet
- transmission line
- playing device
- horizontal supports
- vertical support
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- 238000005516 engineering process Methods 0.000 description 4
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- 238000010276 construction Methods 0.000 description 2
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Abstract
An embodiment of the utility model provides a play device of low frequency extension can carry out audio frequency and collet thereof, play device includes: organism and support the collet of organism, its characterized in that, the collet is hollow collet, hollow collet is connected play device's speaker, hollow collet constitutes the transmission line pipeline of transmission line audio amplifier. The utility model discloses utilize the built -in transmission line audio amplifier of inner space of hollow collet, carried out low frequency extension and vacant additional space to the audio frequency.
Description
Technical field
This utility model relates to audio frequency play-back technology field, particularly relates to a kind of playing device and collet thereof that audio frequency can carry out low frequency extension.
Background technology
The playing devices such as existing TV are for demand attractive in appearance, and profile is more and more thinner, cause its inner space limited, and the LF-response that its audio frequency is play is generally very poor. In order to improve audio frequency result of broadcast, generally by playing device external speakers such as TVs, but external speaker causes its cost to increase, and takies additional space, makes troubles for using.
Therefore, how playing device is carried out the low frequency extension of audio frequency, become prior art is needed badly and solve the technical problem that.
Utility model content
In view of this, this utility model embodiment provides a kind of playing device and collet thereof that audio frequency can carry out low frequency extension, and it utilizes the inner space built-in transmission line audio amplifier of hollow collet, and audio frequency has carried out low frequency extension and vacant additional space.
This utility model embodiment provides a kind of playing device that audio frequency can carry out low frequency extension, described playing device includes: body and support the collet of described body, it is characterized in that, described collet is hollow collet, described hollow collet connects the speaker of described playing device, and described hollow collet constitutes the transmission line pipeline of transmission line audio amplifier.
In this utility model one specific embodiment, described speaker is arranged on inside described internal body or described hollow collet.
In this utility model one specific embodiment, described hollow collet includes vertical support body and horizontal supports, described vertical support body connects body and described horizontal supports, and described vertical support body is positioned at the centre position of described horizontal supports or the position of close one end.
In this utility model one specific embodiment, described vertical support body is positioned at the centre position of described horizontal supports, and the two ends of described horizontal supports are disposed as out acoustic aperture;
Described vertical support body is positioned at the described horizontal supports position near one end, and one end away from described vertical support body of described horizontal supports is set to acoustic aperture.
In this utility model one specific embodiment, the transmission line pipeline of 1/4th or 3/4ths length that described transmission line pipeline adopts length to be described resonance frequency of loudspeaker corresponding wavelength.
This utility model embodiment provides the collet of a kind of playing device that audio frequency can carry out low frequency extension, described collet supports the body of described playing device, it is characterized in that, described collet is hollow collet, described hollow collet connects the speaker of described playing device, and described hollow collet constitutes the transmission line pipeline of transmission line audio amplifier.
In this utility model one specific embodiment, described speaker is arranged on inside described internal body or described hollow collet.
In this utility model one specific embodiment, described hollow collet includes vertical support body and horizontal supports, described vertical support body connects body and described horizontal supports, and described vertical support body is positioned at the centre position of described horizontal supports or the position of close one end.
In this utility model one specific embodiment, described vertical support body is positioned at the centre position of described horizontal supports, and the two ends of described horizontal supports are disposed as out acoustic aperture;
Described vertical support body is positioned at the described horizontal supports position near one end, and one end away from described vertical support body of described horizontal supports is set to acoustic aperture.
In this utility model one specific embodiment, the transmission line pipeline of 1/4th or 3/4ths length that described transmission line pipeline adopts length to be described resonance frequency of loudspeaker corresponding wavelength.
From above technical scheme, this utility model collet is hollow collet, and described hollow collet connects the speaker of described playing device, and described hollow collet constitutes the transmission line pipeline of transmission line audio amplifier. This utility model improves the LF-response of playing device under the premise being not take up playing device exceptional space. This utility model can expand to 50% the low-frequency minimum of speaker, and with low cost, easy to use.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in this utility model, for those of ordinary skill in the art, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of an embodiment of a kind of playing device that audio frequency can carry out low frequency extension;
Fig. 2 is the structural representation of another embodiment of a kind of playing device that audio frequency can carry out low frequency extension.
Detailed description of the invention
This utility model collet is hollow collet, and described hollow collet connects the speaker of described playing device, and described hollow collet constitutes the transmission line pipeline of transmission line audio amplifier. This utility model improves the LF-response of playing device under the premise being not take up playing device exceptional space. This utility model can expand to 50% the low-frequency minimum of speaker, and with low cost, easy to use.
Certainly, implement any technology scheme of the present utility model must be not necessarily required to reach above all advantages simultaneously.
In order to make those skilled in the art be more fully understood that the technical scheme in this utility model, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain, all should belong to the scope of this utility model protection.
Further illustrate this utility model below in conjunction with this utility model accompanying drawing to implement.
Referring to Fig. 1 and Fig. 2, this utility model one specific embodiment provides a kind of playing device that audio frequency can carry out low frequency extension, and described playing device includes: body 11 and support the collet 12 of described body.
Described collet 12 is hollow collet, and described hollow collet 12 connects the speaker 13 of described playing device, and described hollow collet 12 constitutes the transmission line pipeline of transmission line audio amplifier.
Described transmission line audio amplifier is the pipeline that construction one allows bass monomer back of the body ripple be transferred to outside casing in the casing being connected with speaker. Transmission line audio amplifier is actually to be sent out the low-frequency sound wave of speaker reverse side through a long back of pipeline, thus extending the low-frequency minimum of speaker, improves the LF-response of audio frequency.
Therefore, this utility model improves the LF-response of playing device under the premise being not take up playing device exceptional space. This utility model can expand to 50% the low-frequency minimum of speaker, and with low cost, easy to use.
In this utility model one implements, it is internal that described speaker 13 may be mounted at the internal or described body 11 of described hollow collet 12.
Specifically, when described speaker 13 is arranged on described body 11 inside, the sound sent can pass through described body 11 bonnet louvre 111 reach described hollow collet 12.
For some playing device, described body 11 is internal is built-in with described speaker 13, thus only needing described speaker 13 is connected hollow collet 12, hollow collet 12 constitutes the transmission line pipeline of transmission line audio amplifier, the low-frequency minimum extension of speaker 13 can be realized, improve the LF-response of playing device.
For some playing device, described body 11 is internal and is not provided with described speaker 13, thus it is internal that speaker 13 is arranged on described hollow collet 12, and described speaker 13 is connected with described hollow collet 12, and hollow collet 12 constitutes the transmission line pipeline of transmission line audio amplifier. Thus realizing the low-frequency minimum extension of speaker 13, improve the LF-response of playing device.
During at this utility model, another implements, described hollow collet 12 includes vertical support body 121 and horizontal supports 122, described vertical support body 121 connects body 11 and described horizontal supports 122, and described vertical support body 121 is positioned at the centre position of described horizontal supports 122 or the position of close one end.
Referring to Fig. 1, described vertical support body 121 is positioned at the centre position of described horizontal supports 122, and the two ends of described horizontal supports 122 are disposed as out acoustic aperture 123;
Referring to Fig. 2, described vertical support body 121 is positioned at described horizontal supports 122 near the position of one end, and one end away from described vertical support body 121 of described horizontal supports 122 is set to acoustic aperture 123.
The transmission line pipeline of the transmission line audio amplifier that described hollow collet 12 is formed can as the acoustics pipeline of speaker 13, it is provided that the transmission line pipeline of speaker 13 sound wave. Therefore, this utility model improves the LF-response of playing device under the premise being not take up playing device space.
This utility model, by the resonant frequency of speaker 13, brings formula (1) into:
The velocity of sound=wavelength x frequency (1)
Can being obtained wavelength by above-mentioned formula (1), the length of described transmission line pipeline is 1/4th or 3/4ths wavelength of described speaker 13 resonant frequency corresponding wavelength. Because the resonant frequency of playing device speaker 13 can be accomplished relatively low, such as below 100Hz, corresponding wavelength is oversize. So length many employings quarter-wave of described transmission line pipeline.
Referring to Fig. 1 and Fig. 2, this utility model one specific embodiment provides the collet 12 of a kind of playing device that audio frequency can carry out low frequency extension, and described collet 12 supports the body 11 of described playing device.
Described collet 12 is hollow collet, and described hollow collet 12 connects the speaker 13 of described playing device, and described hollow collet 12 constitutes the transmission line pipeline of transmission line audio amplifier.
Described transmission line audio amplifier is the pipeline that construction one allows bass monomer back of the body ripple be transferred to outside casing in the casing being connected with speaker. Transmission line audio amplifier is actually to be sent out the low-frequency sound wave of speaker reverse side through a long back of pipeline, thus extending the low-frequency minimum of speaker, improves the LF-response of audio frequency.
Therefore, this utility model improves the LF-response of playing device under the premise being not take up playing device exceptional space. This utility model can expand to 50% the low-frequency minimum of speaker, and with low cost, easy to use.
In this utility model one implements, it is internal that described speaker 13 may be mounted at the internal or described body 11 of described hollow collet 12.
Specifically, when described speaker 13 is arranged on described body 11 inside, the sound sent can pass through described body 11 bonnet louvre 111 reach described hollow collet 12.
For some playing device, described body 11 is internal is built-in with described speaker 13, thus only needing described speaker 13 is connected hollow collet 12, hollow collet 12 constitutes the transmission line pipeline of transmission line audio amplifier, the low-frequency minimum extension of speaker 13 can be realized, improve the LF-response of playing device.
For some playing device, described body 11 is internal and is not provided with described speaker 13, thus it is internal that speaker 13 is arranged on described hollow collet 12, and described speaker 13 is connected with described hollow collet 12, and hollow collet 12 constitutes the transmission line pipeline of transmission line audio amplifier. Thus realizing the low-frequency minimum extension of speaker 13, improve the LF-response of playing device.
During at this utility model, another implements, described hollow collet 12 includes vertical support body 121 and horizontal supports 122, described vertical support body 121 connects body 11 and described horizontal supports 122, and described vertical support body 121 is positioned at the centre position of described horizontal supports 122 or the position of close one end.
Referring to Fig. 1, described vertical support body 121 is positioned at the centre position of described horizontal supports 122, and the two ends of described horizontal supports 122 are disposed as out acoustic aperture 123;
Referring to Fig. 2, described vertical support body 121 is positioned at described horizontal supports 122 near the position of one end, and one end away from described vertical support body 121 of described horizontal supports 122 is set to acoustic aperture 123.
The transmission line pipeline of the transmission line audio amplifier that described hollow collet 12 is formed can as the acoustics pipeline of speaker 13, it is provided that the transmission line pipeline of speaker 13 sound wave. Therefore, this utility model improves the LF-response of playing device under the premise being not take up playing device space.
This utility model, by the resonant frequency of speaker 13, brings formula (1) into:
The velocity of sound=wavelength x frequency (1)
Can being obtained wavelength by above-mentioned formula (1), the length of described transmission line pipeline is 1/4th or 3/4ths wavelength of described speaker 13 resonant frequency corresponding wavelength. Because the resonant frequency of playing device speaker 13 can be accomplished relatively low, such as below 100Hz, corresponding wavelength is oversize. So length many employings quarter-wave of described transmission line pipeline.
Although having been described for preferred embodiment of the present utility model, but those skilled in the art are once know basic creative concept, then these embodiments can be made other change and amendment. So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of this utility model scope. Obviously, this utility model can be carried out various change and modification without deviating from spirit and scope of the present utility model by those skilled in the art. So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (10)
1. the playing device that audio frequency can be carried out low frequency extension, described playing device includes: body and support the collet of described body, it is characterized in that, described collet is hollow collet, described hollow collet connects the speaker of described playing device, and described hollow collet constitutes the transmission line pipeline of transmission line audio amplifier.
2. playing device according to claim 1, it is characterised in that described speaker is arranged on inside described internal body or described hollow collet.
3. playing device according to claim 2, it is characterized in that, described hollow collet includes vertical support body and horizontal supports, described vertical support body connects body and described horizontal supports, and described vertical support body is positioned at the centre position of described horizontal supports or the position of close one end.
4. playing device according to claim 3, it is characterised in that described vertical support body is positioned at the centre position of described horizontal supports, and the two ends of described horizontal supports are disposed as out acoustic aperture;
Described vertical support body is positioned at the described horizontal supports position near one end, and one end away from described vertical support body of described horizontal supports is set to acoustic aperture.
5. playing device according to claim 4, it is characterised in that the transmission line pipeline of 1/4th or 3/4ths length that described transmission line pipeline adopts length to be described resonance frequency of loudspeaker corresponding wavelength.
6. the collet of the playing device that audio frequency can be carried out low frequency extension, described collet supports the body of described playing device, it is characterized in that, described collet is hollow collet, described hollow collet connects the speaker of described playing device, and described hollow collet constitutes the transmission line pipeline of transmission line audio amplifier.
7. collet according to claim 6, it is characterised in that described speaker is arranged on inside described internal body or described hollow collet.
8. collet according to claim 7, it is characterized in that, described hollow collet includes vertical support body and horizontal supports, and described vertical support body connects body and described horizontal supports, and described vertical support body is positioned at the centre position of described horizontal supports or the position of close one end.
9. collet according to claim 8, it is characterised in that described vertical support body is positioned at the centre position of described horizontal supports, and the two ends of described horizontal supports are disposed as out acoustic aperture;
Described vertical support body is positioned at the described horizontal supports position near one end, and one end away from described vertical support body of described horizontal supports is set to acoustic aperture.
10. collet according to claim 9, it is characterised in that the transmission line pipeline of 1/4th or 3/4ths length that described transmission line pipeline adopts length to be described resonance frequency of loudspeaker corresponding wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521043047.2U CN205305094U (en) | 2015-12-15 | 2015-12-15 | Play device of low frequency extension can carry out audio frequency and collet thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521043047.2U CN205305094U (en) | 2015-12-15 | 2015-12-15 | Play device of low frequency extension can carry out audio frequency and collet thereof |
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| Publication Number | Publication Date |
|---|---|
| CN205305094U true CN205305094U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521043047.2U Expired - Fee Related CN205305094U (en) | 2015-12-15 | 2015-12-15 | Play device of low frequency extension can carry out audio frequency and collet thereof |
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| CN (1) | CN205305094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107205194A (en) * | 2017-06-07 | 2017-09-26 | 鞠波 | A kind of audio amplifier and sound box system |
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2015
- 2015-12-15 CN CN201521043047.2U patent/CN205305094U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107205194A (en) * | 2017-06-07 | 2017-09-26 | 鞠波 | A kind of audio amplifier and sound box system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20171215 |