CN206272825U - Alt audio amplifier - Google Patents
Alt audio amplifier Download PDFInfo
- Publication number
- CN206272825U CN206272825U CN201621324812.2U CN201621324812U CN206272825U CN 206272825 U CN206272825 U CN 206272825U CN 201621324812 U CN201621324812 U CN 201621324812U CN 206272825 U CN206272825 U CN 206272825U
- Authority
- CN
- China
- Prior art keywords
- alt
- audio amplifier
- casing
- sound
- full frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a kind of alt audio amplifier, including full frequency speaker and alt casing, alt casing includes semicircle bend pipe and conical pipe, semicircle bend pipe one end is connected with the less one end open of horizontally disposed conical pipe, and full frequency speaker is arranged at the larger one end open of conical pipe.The utility model alt audio amplifier employs the closed audio amplifier that all aluminium alloy casting material is made, the damping of the sound-absorbing material of its internal filling is combined by the structure of alt casing, weaken and sponge the unwanted low frequency energy below part-frequency point that a part of full frequency speaker is sent as far as possible, so that medium-high frequency acoustic energy is more concentrated, efficiently；The drawbacks such as standing wave, resonance, the diffraction for overcoming are difficult to when constituting a complete audio amplifier with bass unit without typically wooden casing completely, so that the sound that audio amplifier sends almost contaminates without sound, very pure penetrating, the full frequency band sound from 30Hz to 20KHz has splendid stereovision and high parsing power.
Description
Technical field
The utility model is related to audio frequency process to play field, more particularly to a kind of alt audio amplifier.
Background technology
In the prior art, the loudspeaker enclosure of home video entertainment system is basically divided into two major classes：One class is two-channel
Hi-Fi stereo speakers, to listen based on music, the user of this kind of audio amplifier is generally the fan of music or sound appliances, and they are past
Very harsh toward the requirement to tonequality, this kind of audio amplifier is because be to pursue the tone color of the high-fidelity on music expression and pleasant
Based on, majority has been short of in the performance of telepresenc and low frequency Larger Dynamic, and taking into account, aspect of seeing a film is but often unsatisfactory；
Another kind of is exactly multichannel AV home theater audio amplifiers, the audio amplifier of this class because be based on seeing a film, take into account listen music when
Tend not to meet the demand of the fan having high requirements to tonequality.
Although now AV home theaters have evolved to 7.1 sound channels even more multichannel, be not afraid of it is in disorder dare to from
8 or more families of audio amplifier of display are few really in family parlor, and it be all fresh figure that majority is bought, and then just abandons it
On one side, cause to waste.Additionally, the acoustic condition in general family parlor is all difficult to meet the requirement of the audio-visual rooms of professional Hi-Fi, audition
Effect is often barely satisfactory.
Utility model content
For above-mentioned shortcoming and defect of the prior art, the purpose of this utility model is to provide one kind and can take into account to listen
The alt audio amplifier of music and these two aspects demand of seeing a film.
The purpose of this utility model is achieved through the following technical solutions：
A kind of alt audio amplifier, including full frequency speaker and alt casing, the alt casing include semicircle curved
Pipe and conical pipe, described semicircle bend pipe one end connect with the less one end open of horizontally disposed conical pipe, full frequency speaker
It is arranged at the larger one end open of conical pipe.
Preferably, sound-absorbing material is filled with the alt casing.
Preferably, the alt casing passes through aluminium alloy, titanium alloy or copper alloy machine-shaping.
Preferably, the basin that shakes of the full frequency speaker is for polypropylene fibre weaves basin.
Compared with prior art, the utility model embodiment at least has advantages below：
The utility model alt audio amplifier employs all aluminium alloy casting material in global design and makes, generally closed
Formula, the damping of the sound-absorbing material of its internal filling is combined by the structure of alt casing, weakens or sponge 4 as far as possible
When the low frequency energy of unwanted below 500Hz that is sent of Full-frequency trumpet so that medium-high frequency acoustic energy is more concentrated, totally
It is agile, and it is difficult to the drawbacks such as standing wave, resonance, the diffraction for overcoming without typically wooden alt casing completely so that audio amplifier is sent out
The sound for going out almost contaminates without sound, and very pure penetrating, full frequency band sound has splendid stereovision and high parsing power.Adopt
Without panel mounting means, thoroughly to prevent harmful diffraction of the panel to sound, full frequency speaker is approached full frequency speaker when 4
In point sound source mode sounding, telepresenc and extremely accurate Sound image localization true to nature is built so that the sound texture of medium-high frequency is dashed forward
Go out, clear layer is as clear as crystal.Outward appearance is just like a bugle simultaneously, and aesthetic effect is also very prominent.
Brief description of the drawings
Fig. 1 is structural representation of the utility model alt audio amplifier in specific embodiment.
【Critical piece/element numbers explanation】
101.......... alt casing
1011......... full frequency speaker
1012......... conical pipe
1013......... semicircle bend pipe
The big end external diameter of Φ 1.......... conical pipes
D............ conical pipe small end external diameter (bend pipe external diameter)
R1........... semicircle elbow curvature radius
102.......... bass casing
1021......... woofer
1022......... dolioform (class venturi-shaped) cavity
1023......... phase-reversing tube
Φ 2.......... cavitys two ends external diameter
Φ 3.......... cavitys throat external diameter
H............ housing depth
R2........... cavity profile arc radius
103.......... audio amplifier base
1031......... frequency divider
1032......... binding post
1033......... removable cover
1034......... removable cover
A............ two horizontal ranges of loudspeaker axis central point, embodiment a=66 millimeters
B............ two vertical ranges of loudspeaker axis central point, embodiment b=110 millimeters.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally described in accompanying drawing herein and
The component of the utility model embodiment for showing can be arranged and designed with a variety of configurations.Therefore, below to attached
The detailed description of the embodiment of the present utility model provided in figure is not intended to limit claimed scope of the present utility model,
But it is merely representative of selected embodiment of the present utility model.Based on the embodiment in the utility model, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the model of the utility model protection
Enclose.
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In practical application, this alt audio amplifier constitutes a kind of high-fidelity loudspeaker system general with woofer making
With.
The utility model is described in further detail with reference to the accompanying drawings and examples.
With reference to Fig. 1, Fig. 1 shows a kind of high-fidelity loudspeaker system, including woofer 1021, full frequency speaker
1011st, bass casing 102, alt casing 101, bass frequency divider 1031 and audio amplifier base 103.Wherein：
Woofer 1021 and bass frequency divider 1031 are connected by circuit, and bass frequency divider 1031 is arranged on audio amplifier bottom
In seat 103, woofer 1021 and full frequency speaker 1011 are connected with the binding post 1032 on audio amplifier base 103.Bass
Casing 102 has dolioform (venturi-shaped) cavity 1022 straight-through up and down, and cavity upper end open, lower end is connected to audio amplifier bottom
On seat 103, woofer 1021 is arranged at the upper end open of cavity.
The cavity wall of cavity is shunk from upper end open to stage casing, then holds expansion downwards from stage casing.
Alt casing 101 includes semicircle bend pipe 1013 and conical pipe 1012, the one end of semicircle bend pipe 1013 and bass
The top connection of casing 102, the other end is connected with the less one end open of horizontally disposed conical pipe 1012, conical pipe 1012
In the top of bass casing 102, full frequency speaker 1011 is arranged at the larger one end open of conical pipe 1012.Wherein, full range
The bore scope of loudspeaker 1011 can at 3~6 when scope in select, the bore of woofer 1021 can at 5.5~12
When scope in select, generally, the combining form of the full frequency speaker 1011 that can use and woofer 1021 for：
When 3 full frequency speaker 1011 collocation 5.5 when woofer 1021,3.5 when full frequency speaker 1011 collocation 5.5 when (when 6 or
When 6.5) woofer 1021,4 when full frequency speaker 1011 collocation 5.5 when (when 6,6.5 when, 7 when, 8 when) woofer
1021st, 5 when collocation 8 of full frequency speaker 1011 when woofer 1021,6 when collocation 10 of full frequency speaker 1011 when or when 12 it is low
Sound loudspeaker 1021.The part-frequency point of woofer 1021 is 200Hz~1000Hz, is raised according to woofer 1021 and full range
Specific combination selection between sound device 1011.
In the present embodiment, it is low when the bore of woofer 1021 is 6.5 when the bore of full frequency speaker 1011 is 4
The part-frequency point of sound loudspeaker 1021 is arranged on 500Hz, and actually simply bass unit is divided, and it is operated in 500Hz
Hereinafter, and alt unit using the full range unit without frequency dividing, Hz-KHz 100-20KHz (± 3dB), itself and bass list
The frequency response lap (100-500Hz) of unit is then any limitation as and is declined by the cavity body structure and sound-absorbing material of alt unit
Subtract, the material and quantity of sound-absorbing material are determined by testing, to survey full range unit and bass unit in audio amplifier frequency response curve
Frequency response lap is defined without obvious projection and depression (≤± 3dB).Actual sense of hearing is that medium-high frequency acoustic energy more collects
In, details is enriched, efficiently.
The outside diameter of horizontally disposed conical pipe 1012 of alt casing 101 is preferably with the ratio of end diameter
2.17∶1；The axis bending radius of semicircle bend pipe 1013 is preferably 2.22 with the ratio of bend pipe overall diameter: 1.
It is a two complete unit two divided-frequency audio amplifiers that alt unit is combined with bass unit and collectively constituted.
Bass casing 102 and alt casing 101 pass through aluminium alloy, titanium alloy, copper alloy machine-shaping.Closed using aluminium
During gold casting machining box, the defect such as the sound caused by the casing standing internal wave that is difficult to overcome without wooden casing completely, resonance contaminates,
The sound that sends is pure, penetrating, clear layer, details are enriched.
Woofer 1021 is identical with the basin material of shaking of full frequency speaker 1011, is polypropylene fibre braiding basin.This
The benefit of sample is that the frequency response transition of two loudspeakers is naturally smooth, and tone color is highly merged.
The position that bass casing 102 be connected with semicircle bend pipe 1013 is provided with wiring hole, and the aperture of wiring hole is 9~
15mm, preferably 12mm.
The lower end integrated setting of bass casing 102 on audio amplifier base 103, audio amplifier base 103 and bass casing 102 it
Between be provided with wiring hole.
Bass casing 102 is closed or inverted phase type casing.
Inverted phase type casing also includes phase-reversing tube 1023, and phase-reversing tube 1023 is arranged on the cavity lower end of bass casing 102, paraphase
Pipe 1023 is 90 ° of bend pipes, and bend pipe one end is connected horizontally on cavity inner wall, and the other end is set upward vertically.
The bottom of audio amplifier base 103 is provided with removable cover 1033 and removable cover 1034；Connecing on audio amplifier base 103
Terminal 1032 is two groups, and the full frequency speaker 1011 and woofer 1021 are connected with one group of binding post 1032 respectively, often
Group binding post 1032 can be corresponded to and connect a set of external power amplifier, as two-wire partial pattern, full range alt list now
Unit becomes an independent main sound box, and bass unit becomes an independent subwoofer, and every a pair of audio amplifiers are that composition is a set of
2.2 sound channel AV speaker systems.
The 2.2 channel home audio-video systems constituted with this audio amplifier can reach at a relatively high Hi-Fi water when music is listened
Standard, can meet the requirement of most of audiophile；On the other hand, due to the telepresenc effect that this audio amplifier is extremely strong, seeing a film
When again can not in addition configuration subwoofer and center-channel speaker in the case of, make the effect seen a film close to public's movie theatre so that
Meet those not only to have liked listening music but also liked the dual requirementses of the music-lover and AV fans for seeing a film.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is defined by the protection domain of claims.
Claims (5)
1. a kind of alt audio amplifier, it is characterised in that including full frequency speaker and alt casing；The alt casing includes
Semicircle bend pipe and conical pipe；Described semicircle bend pipe one end connects with the less one end open of horizontally disposed conical pipe, institute
Full frequency speaker is stated to be arranged at the larger one end open of conical pipe.
2. alt audio amplifier according to claim 1, it is characterised in that sound absorber is filled with the alt casing
Material.
3. alt audio amplifier according to claim 1 and 2, it is characterised in that the alt casing passes through aluminium alloy, titanium
Alloy or copper alloy machine-shaping.
4. alt audio amplifier according to claim 1 and 2, it is characterised in that the basin that shakes of the full frequency speaker is poly- third
Alkene fibrage basin.
5. alt audio amplifier according to claim 1, it is characterised in that the outside diameter of horizontally disposed conical pipe with it is small
The ratio for holding diameter is 2.17: 1；The axis bending radius of semicircle bend pipe is 2.22: 1 with the ratio of bend pipe overall diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621324812.2U CN206272825U (en) | 2016-12-05 | 2016-12-05 | Alt audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621324812.2U CN206272825U (en) | 2016-12-05 | 2016-12-05 | Alt audio amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206272825U true CN206272825U (en) | 2017-06-20 |
Family
ID=59042468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621324812.2U Expired - Fee Related CN206272825U (en) | 2016-12-05 | 2016-12-05 | Alt audio amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206272825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473514A (en) * | 2019-08-02 | 2019-11-19 | 红河学院 | A kind of device and method obtaining Standing Waves of Finite Amplitude |
-
2016
- 2016-12-05 CN CN201621324812.2U patent/CN206272825U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473514A (en) * | 2019-08-02 | 2019-11-19 | 红河学院 | A kind of device and method obtaining Standing Waves of Finite Amplitude |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200404473A (en) | Image display device | |
| CN204425629U (en) | Preposition circulating type multi-channel audio system | |
| US9820032B1 (en) | Speaker system for high fidelity reproduction of audio signals | |
| WO2017211301A1 (en) | Multi-functional modular audio cabinet | |
| CN206272825U (en) | Alt audio amplifier | |
| CN106535063B (en) | A kind of wireless network audio high-fidelity streaming media playing machine | |
| CN205305070U (en) | Open type earphone | |
| CN204518007U (en) | The pronunciation device of a kind of headphone or audio amplifier | |
| CN201039449Y (en) | Multi-track earphone structure | |
| JP2003199187A (en) | Headphone | |
| CN110062317A (en) | A kind of multiple sound modular construction, earplug and ear speaker device | |
| CN106375898A (en) | High-fidelity multipurpose loudspeaker box system | |
| CN205647856U (en) | Intelligence head of a bed stereo set | |
| CN205754784U (en) | A kind of mini Multifunctional combined loudspeaker of electron tube | |
| CN201039445Y (en) | TV set built-in sound box | |
| CN208046848U (en) | A kind of headphone | |
| CN207321522U (en) | Sound box | |
| CN203769351U (en) | Recording studio capable of allowing performer to interact with audience | |
| KR20110023277A (en) | Circle line multi channel speaker system | |
| CN205647910U (en) | Mini combination audio of electron tube | |
| CN205754786U (en) | A kind of electron tube DVD Multifunctional combined loudspeaker | |
| CN206272844U (en) | A kind of multipurpose full frequency speaker audio amplifier | |
| CN206272827U (en) | A kind of woofer | |
| JP2005354560A (en) | Earphone with structure for guiding orientation of multi-channel | |
| CN205754785U (en) | A kind of DVD Multifunctional combined loudspeaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20171205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |