CN207124717U - A kind of two-sided extrusion formula passive sound box - Google Patents
A kind of two-sided extrusion formula passive sound box Download PDFInfo
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- CN207124717U CN207124717U CN201721125283.8U CN201721125283U CN207124717U CN 207124717 U CN207124717 U CN 207124717U CN 201721125283 U CN201721125283 U CN 201721125283U CN 207124717 U CN207124717 U CN 207124717U
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- loudspeaker
- passive
- woofer
- sound box
- casing
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- 238000001125 extrusion Methods 0.000 title claims abstract description 34
- 230000005855 radiation Effects 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 230000003068 static effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 230000007812 deficiency Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 2
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 230000006854 communication Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a kind of two-sided extrusion formula passive sound box, the two-sided extrusion formula passive sound box includes casing, woofer, Squawker, high pitch loudspeaker, the first passive loudspeaker and the second passive loudspeaker of the L-shaped closed in side；The air compression pipe for box house to be separated into active speaker cavity and passive radiation loudspeaker cavity is provided with the casing；The Squawker and high pitch loudspeaker are arranged at the side of middle active speaker cavity, and the woofer is arranged at the opposite side of active speaker cavity；The first passive loudspeaker is arranged at the side of passive radiation loudspeaker cavity and one end away from woofer, the second passive loudspeaker are arranged at the opposite side of passive radiation loudspeaker cavity and be oppositely arranged with the first passive loudspeaker.Two-sided extrusion formula passive sound box provided by the utility model, either high frequency, intermediate frequency or low frequency, preferable tonequality performance can be achieved.
Description
Technical field
Sound box system technical field is the utility model is related to, more particularly to a kind of two-sided extrusion formula passive sound box.
Background technology
Multimedia loudspeaker box is mostly using structures such as guide types at present, because condition limits, some small audio amplifiers can only be accomplished
There is relatively good medium-high frequency performance, because its box volume is smaller, plus the limitation of unit, so can be by many in terms of low frequency
Limitation, it is difficult to obtain preferable bass experience.If the size by increasing audio amplifier brings more preferable amount of bass sense, not only cost compared with
Height, and use inconvenience, for example occupation of land side and USB power supplies etc. can not be used.Meanwhile guide type audio amplifier exist sound of the wind compared with
Greatly, audio is influenceed.
In order to solve above-mentioned weak point, the design of passive loudspeaker can be used, coordinates the active speaker of audio amplifier to enter
Row work, can make audio amplifier casing and speaker size it is congenital it is restricted in the case of, can still restore more plentiful
Intermediate frequency and overcast bass effect.But if simply simply installing passive loudspeaker additional, still exist as directive property is stronger
In place of the deficiencies of high frequency segment can not show very well, therefore still can not meet the needs of audio more preferable to small-size sound box.
Thus prior art could be improved and improve.
The content of the invention
In view of in place of above-mentioned the deficiencies in the prior art, it is passive that the purpose of this utility model is to provide a kind of two-sided extrusion formula
Audio amplifier, either high frequency, intermediate frequency or low frequency, preferable tonequality performance can be achieved.
In order to achieve the above object, the utility model takes following technical scheme：
A kind of two-sided extrusion formula passive sound box, including casing, woofer, the middle pitch of the L-shaped closed in side are raised
Sound device, high pitch loudspeaker, the first passive loudspeaker and the second passive loudspeaker；
It is provided with the casing for box house to be separated into active speaker cavity and passive radiation loudspeaker chamber
The air compression pipe of body；
The Squawker and high pitch loudspeaker are arranged at the side of middle active speaker cavity, the woofer
It is arranged at the opposite side of active speaker cavity；
The first passive loudspeaker is arranged at the one of the side of passive radiation loudspeaker cavity and remote woofer
End, the second passive loudspeaker are arranged at the opposite side of passive radiation loudspeaker cavity and relative with the first passive loudspeaker
Set.
In described two-sided extrusion formula passive sound box, speak direction and Squawker and the high pitch of the woofer
Speaking for loudspeaker is in opposite direction.
In described two-sided extrusion formula passive sound box, the Squawker and high pitch loudspeaker are located at the casing of L-shaped
Short brink, the high pitch loudspeaker are located at the lower section of woofer, and woofer is located at the long side of the casing of L-shaped.
In described two-sided extrusion formula passive sound box, the vibrating diaphragm shape of the first passive loudspeaker and the second passive loudspeaker
Shape is circular or track type, and size is identical.
In described two-sided extrusion formula passive sound box, the vibrating diaphragm shape of the high pitch loudspeaker and Squawker is to run
Road shape, the vibrating diaphragm of the woofer are shaped as circle.
In described two-sided extrusion formula passive sound box, multiple fixtures for static housing are provided with the casing.
In described two-sided extrusion formula passive sound box, the top and bottom both sides of the casing are provided with described for installing
The breach of fixture.
In described two-sided extrusion formula passive sound box, the vibrating diaphragm of the Squawker and woofer is that cone shakes
Film.
Compared to prior art, the utility model provides a kind of two-sided extrusion formula passive sound box, the two-sided extrusion formula quilt
Dynamic casing of the audio amplifier including the L-shaped closed in side, woofer, Squawker, high pitch loudspeaker, first are passively raised
Sound device and the second passive loudspeaker；It is provided with the casing for box house to be separated into active speaker cavity and passive
The air compression pipe of radiation loudspeaker cavity；The Squawker and high pitch loudspeaker are arranged at middle active speaker cavity
Side, the woofer is arranged at the opposite side of active speaker cavity；The first passive loudspeaker be arranged at by
Move the side of radiation loudspeaker cavity and one end away from woofer, the second passive loudspeaker are arranged at passive spoke
Penetrate the opposite side of speaker chamber and be oppositely arranged with the first passive loudspeaker.The utility model can by woofer, in
The active speaker such as sound loudspeaker and high pitch loudspeaker works and promotes the first passive loudspeaker and the second passive speaker operation,
More preferable bass sounding effect is brought to audio amplifier.In addition, the phase by woofer and Squawker and high pitch loudspeaker
To voice directions, the stronger high pitch frequency range of directive property can be very good to show, and the alt of audio amplifier is also strengthened.
Brief description of the drawings
Fig. 1 is a kind of positive structure schematic of two-sided extrusion formula passive sound box provided by the utility model.
A kind of Fig. 2 structure schematic diagrams of two-sided extrusion formula passive sound box provided by the utility model.
A kind of Fig. 3 side views of two-sided extrusion formula passive sound box provided by the utility model.
In figure, 10, casing；20th, woofer；30th, Squawker；40th, high pitch loudspeaker；50th, first passively raise
Sound device；60th, the second passive loudspeaker；70th, fixture.
Embodiment
In view of in place of above-mentioned the deficiencies in the prior art, it is passive that the purpose of this utility model is to provide a kind of two-sided extrusion formula
Audio amplifier, either high frequency, intermediate frequency or low frequency, preferable tonequality performance can be achieved.
To make the purpose of this utility model, technical scheme and effect clearer, clear and definite, develop simultaneously implementation referring to the drawings
The utility model is further described example.It should be appreciated that specific embodiment described herein is only explaining this practicality
It is new, it is not used to limit the utility model.
Refer to Fig. 1 and Fig. 2, a kind of Facad structure of two-sided extrusion formula passive sound box respectively provided by the utility model
Schematic diagram and structure schematic diagram, the two-sided extrusion formula passive sound box include the casing 10, low of the L-shaped closed in side
Sound loudspeaker 20, Squawker 30, high pitch loudspeaker 40, the first passive 50 and second passive loudspeaker 60 of loudspeaker；
It is provided with the casing 10 and is raised one's voice for active speaker cavity and passive radiation will to be separated into inside casing 10
The air compression pipe of device cavity（Not shown in figure）；
The Squawker 30 and high pitch loudspeaker 40 are arranged at the side of middle active speaker cavity, and the bass is raised
Sound device 20 is arranged at the opposite side of active speaker cavity；
The first passive loudspeaker 50 is arranged at the side of passive radiation loudspeaker cavity and away from woofer 20
One end, the second passive loudspeaker 60 is arranged at the opposite side of passive radiation loudspeaker cavity and passively raised one's voice with first
Device 50 is oppositely arranged.
Wherein, the first passive 50 and second passive loudspeaker 60 of loudspeaker that the present embodiment uses is also referred to as empty cone sound
Case, or passive type bass radiation loudspeaker box or passive radiator are, it is that the one kind to grow up on the basis of phase inverted cabinet is new
Type speaker system.It is that the acoustic conducting pipe in phase inverted cabinet is replaced with empty cone, is filled by common loudspeaker, an empty cone
Put what is formed in closed enclosure body, empty cone device is then that ventional loudspeakers remove voice coil loudspeaker voice coil and magnetic circuit system only with its cone
Formed with support system.
The inside of casing 10 is cut into two parts, i.e. active speaker cavity and passive speaker chambers by air compression pipe
Body.Include the active speakers such as woofer 20, Squawker 30 and high pitch loudspeaker 40, quilt in active speaker cavity
Include the first passive 50 and second passive loudspeaker 60 of loudspeaker in dynamic speaker chambers body.Specifically, air compression pipe is bag
The L-shaped pipeline of passive speaker chamber is wrapped up in, and the middle part of air compression pipe is narrower, the both ends being connected respectively with neighboring chambers
It is wider, it is easy to be compressed and accelerated during air air inlet compression pipe.
In the present embodiment, when active speaker works such as woofer 20, Squawker 30 and high pitch loudspeakers 40
When making, its cone will shake and drive the air flow in casing 10, and the air now flowed in active speaker cavity enters
Compressed and accelerated in air compression pipe, entered back into passive speaker chamber and promote the first passive loudspeaker 50 and second
Passive loudspeaker 60, makes its passive sounding, strengthens the bass effect of audio amplifier.Meanwhile first passive loudspeaker 50 and second it is passive
Loudspeaker 60 can also eliminate the disturbance of the interior air-flow of casing 10 and mitigate as caused by the high-speed motion of air-flow in phase-reversing tube to raising
The compression of sound device unit stroke, that is, overcome paraphase mouth and easily produce pneumatic noise problem.
Further, speak direction and Squawker 30 and the high pitch loudspeaker 40 of the woofer 20 are spoken
In the opposite direction.In the present embodiment, Squawker 30 and high pitch loudspeaker 40 are arranged on the front of casing 10, and towards casing 10
Front speak；And woofer 20 is arranged at the back side of casing 10, spoken towards the rear of casing 10.Due to upper frequency
Sound wave directive property it is stronger, and the sound wave of lower frequency be easier bypass communication process in obstacle.Therefore set by above-mentioned
Put, the high pitch frequency range of audio amplifier can be showed preferably, and large effect will not be then produced to bass frequency range, so that sound
Three frequencies of case are more balanced, and acoustical quality is more preferably.
Further, it is located at the casing of L-shaped also referring to Fig. 3, the Squawker 30 and high pitch loudspeaker 40
10 short brink, the high pitch loudspeaker 40 are located at the lower section of woofer 20, and woofer 20 is located at the casing 10 of L-shaped
Long side.The casing 10 for the L-shaped that the present embodiment uses is with respect to the shape of casing 10 of market general audio amplifier, not only more novel U.S.
See, and the active speaker of different frequency range can be preferably set, easily realize woofer 20 and Squawker 30
And the relative direction of speaking of high pitch loudspeaker 40, and then show the stronger high pitch frequency range of directive property well.
Preferably, the vibrating diaphragm shape of the first passive 50 and second passive loudspeaker 60 of loudspeaker is circular or runway
Shape, and size is identical.The vibrating diaphragm shape of the high pitch loudspeaker 40 and Squawker 30 is track type, the bass loudspeaker
The vibrating diaphragm of device 20 is shaped as circle.Circular and track type is common vibrating diaphragm shape, can easily be obtained as needed, and
Cost is relatively low.In addition, the active for being arranged on casing 10 that the first passive 50 and second passive loudspeaker 60 of loudspeaker is full symmetric
The both sides of loudspeaker, will not be because to the band of casing 10 when the first passive 50 and second passive loudspeaker 60 of loudspeaker is forced vibration
The impulsive force come can not balance and cause the vibration of casing 10, bring the influence to tonequality and the inconvenience used.
Specifically, the vibrating diaphragm of the Squawker 30 and woofer 20 is cone vibrating diaphragm.Cone vibrating diaphragm is then
The most common vibrating diaphragm material of loudspeaker.The sound property of cone is smooth-going naturally, damping characteristic is preferable, and the weight of cone compared with
Gently, the transformation efficiency of energy is preferable.In the present embodiment, the table that can be enriched by the preferable cone vibrating diaphragm of transformation efficiency of energy
The acoustic characteristic of existing Squawker 30 and woofer 20, brings more powerful middle bass to experience to user.
Meanwhile multiple fixtures 70 for static housing 10 are provided with the casing 10.It can be consolidated by fixture 70
Determine casing 10, prevent casing 10 from being vibrated during the use of audio amplifier.Further, the top and bottom both sides of the casing 10
It is provided with the breach for installing the fixture 70（Non- label in figure）.By the way that fixture 70 is arranged in breach, can keep away
Exempt from fixture 70 and protrude from the surface of casing 10, and then avoid influenceing the overall dimensions of casing 10 or cause use to audio amplifier
Produce inconvenience.
In summary, for the utility model by providing a kind of two-sided extrusion formula passive sound box, the two-sided extrusion formula is passive
Casing of the audio amplifier including the L-shaped closed in side, woofer, Squawker, high pitch loudspeaker, first are passively raised one's voice
Device and the second passive loudspeaker；It is provided with the casing for box house to be separated into active speaker cavity and passive spoke
Penetrate the air compression pipe of speaker chamber；The Squawker and high pitch loudspeaker are arranged at middle active speaker cavity
Side, the woofer are arranged at the opposite side of active speaker cavity；The first passive loudspeaker is arranged at passively
The side of radiation loudspeaker cavity and one end away from woofer, the second passive loudspeaker is arranged at passive radiation
The opposite side of speaker chamber is simultaneously oppositely arranged with the first passive loudspeaker.
By such scheme, two-sided extrusion formula passive sound box can pass through woofer, Squawker and tweeter
The active speakers such as device work and promote the first passive loudspeaker and the second passive speaker operation, are brought to audio amplifier preferably low
Sound sounding effect.In addition, pass through woofer and the relative voice directions of Squawker and high pitch loudspeaker, directive property
Stronger high pitch frequency range can be very good to show, and the alt of audio amplifier is also strengthened.
It is understood that for those of ordinary skills, can according to the technical solution of the utility model and
Its inventive concept is subject to equivalent substitution or change, and all these changes or replacement should all belong to the right appended by the utility model
It is required that protection domain.
Claims (8)
1. a kind of two-sided extrusion formula passive sound box, it is characterised in that casing, bass loudspeaker including the L-shaped closed in side
Device, Squawker, high pitch loudspeaker, the first passive loudspeaker and the second passive loudspeaker；
It is provided with the casing for box house to be separated into active speaker cavity and passive radiation loudspeaker cavity
Air compression pipe；
The Squawker and high pitch loudspeaker are arranged at the side of middle active speaker cavity, and the woofer is set
In the opposite side of active speaker cavity；
The first passive loudspeaker is arranged at the side of passive radiation loudspeaker cavity and one end away from woofer,
The second passive loudspeaker is arranged at the opposite side of passive radiation loudspeaker cavity and relative with the first passive loudspeaker set
Put.
2. a kind of two-sided extrusion formula passive sound box according to claim 1, it is characterised in that the woofer goes out
Speaking for sound direction and Squawker and high pitch loudspeaker is in opposite direction.
3. a kind of two-sided extrusion formula passive sound box according to claim 1, it is characterised in that the Squawker and height
Sound loudspeaker is located at the short brink of the casing of L-shaped, the high pitch loudspeaker is located at the lower section of woofer, woofer position
In the long side of the casing of L-shaped.
A kind of 4. two-sided extrusion formula passive sound box according to claim 1, it is characterised in that the first passive loudspeaker
Vibrating diaphragm shape with the second passive loudspeaker is circular or track type, and size is identical.
5. a kind of two-sided extrusion formula passive sound box according to claim 1, it is characterised in that the high pitch loudspeaker is with
The vibrating diaphragm shape of sound loudspeaker is track type, and the vibrating diaphragm of the woofer is shaped as circle.
6. a kind of two-sided extrusion formula passive sound box according to claim 1, it is characterised in that be provided with the casing more
The individual fixture for static housing.
7. a kind of two-sided extrusion formula passive sound box according to claim 6, it is characterised in that the top of the casing is with
Portion both sides are provided with the breach for installing the fixture.
A kind of 8. two-sided extrusion formula passive sound box according to claim 1, it is characterised in that the Squawker and low
The vibrating diaphragm of sound loudspeaker is cone vibrating diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721125283.8U CN207124717U (en) | 2017-09-04 | 2017-09-04 | A kind of two-sided extrusion formula passive sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721125283.8U CN207124717U (en) | 2017-09-04 | 2017-09-04 | A kind of two-sided extrusion formula passive sound box |
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| Publication Number | Publication Date |
|---|---|
| CN207124717U true CN207124717U (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721125283.8U Active CN207124717U (en) | 2017-09-04 | 2017-09-04 | A kind of two-sided extrusion formula passive sound box |
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|---|---|
| CN (1) | CN207124717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111372162A (en) * | 2018-12-25 | 2020-07-03 | 深圳纽斯声学系统有限公司 | No-opening surface-mounted ultrathin ceiling sound box |
-
2017
- 2017-09-04 CN CN201721125283.8U patent/CN207124717U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111372162A (en) * | 2018-12-25 | 2020-07-03 | 深圳纽斯声学系统有限公司 | No-opening surface-mounted ultrathin ceiling sound box |
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