CN105554597B - Mirror type low frequency radiation device bar speaker - Google Patents
Mirror type low frequency radiation device bar speaker Download PDFInfo
- Publication number
- CN105554597B CN105554597B CN201610120857.6A CN201610120857A CN105554597B CN 105554597 B CN105554597 B CN 105554597B CN 201610120857 A CN201610120857 A CN 201610120857A CN 105554597 B CN105554597 B CN 105554597B
- Authority
- CN
- China
- Prior art keywords
- low frequency
- frequency radiation
- radiation device
- babinet
- mounting hole
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/028—Structural combinations of loudspeakers with built-in power amplifiers, e.g. in the same acoustic enclosure
Abstract
The present invention relates to mirror type low frequency radiation device bar speakers.Babinet is flat elongate strip, is respectively equipped with the low frequency radiation device mounting hole of positional symmetry in the upper and lower surface of the right half part of babinet long axis direction, two low frequency radiation device correspondences are installed in lower two low frequency radiation devices mounting hole and mirror symmetry；It is equipped with medium and low spectrum loudspeaker mounting hole in the left-half of babinet long axis direction, medium and low spectrum loudspeaker is mounted in medium and low spectrum loudspeaker mounting hole, and the acoustic radiating direction of medium and low spectrum loudspeaker is towards right over babinet；The left end leading flank of babinet long axis direction is equipped with high pitch loudspeaker erecting bed, and high pitch loudspeaker is mounted on high pitch loudspeaker erecting bed, and the acoustic radiating direction of high pitch loudspeaker is towards immediately ahead of babinet.The present invention is small with distortion, low frequency is good, can bear the acoustic characteristic that power is big and high frequency performance is excellent, can improve the transient stability of speaker so that speaker can reach preferable sound effect when radiating all-bottom sound.
Description
Technical field
The present invention relates to a kind of loudspeaker acoustic enclosures, specifically a kind of to be suitable for making in the audio ＆ video equipments such as panel TV set
Mirror type low frequency radiation device bar speaker, belongs to electroacoustic equipment technical field.
Background technology
In the prior art, it is applied to the speaker of the slim TV machines such as OLED, ULED, generally uses small-bore, short stroke
The acoustic construction design of loudspeaker unit cooperation opening speaker, low frequency response characteristic is improved with setting phase-reversing tube.But it is this
The sound such as internal high frequency sound are reflected and usually there is sound coloration, phase guide tube resonance, wind noise and phase-reversing tube to varying degrees in speaker
Sound defect.Although a part of defect can be avoided using passive radiator, it is steep in the initial segment to there is frequency response curve again
The unfavorable characteristics such as high and steep, transient stability is slightly weak, and cutoff frequency is higher, and total losses Ql values are larger.
Invention content
It is an object of the present invention to overcome the shortcomings of the prior art and provide a kind of mirror type low frequency radiation device bar shapeds
Speaker, clever structure, installation is simple and convenient, and with being distorted, small, low frequency is good, can bear the sound that power is big and high frequency performance is excellent
Characteristic is learned, the transient stability of speaker can be improved so that speaker can reach preferable sound effect when radiating all-bottom sound.
According to technical solution provided by the invention：Mirror type low frequency radiation device bar speaker, it is characterised in that：Including case
Body, low frequency radiation device, medium and low spectrum loudspeaker and high pitch loudspeaker；The babinet is flat elongate strip, on the right side of babinet long axis direction
The upper and lower surface of half part is respectively equipped with the low frequency radiation device mounting hole of positional symmetry, and two low frequency radiation devices are corresponded to mounted on upper
The interior simultaneously mirror symmetry of lower two low frequency radiation devices mounting hole；Pacify equipped with medium and low spectrum loudspeaker in the left-half of babinet long axis direction
Hole is filled, the medium and low spectrum loudspeaker is mounted in medium and low spectrum loudspeaker mounting hole, the acoustic radiating direction court of medium and low spectrum loudspeaker
Right over to babinet；The left end leading flank of the babinet long axis direction is equipped with high pitch loudspeaker erecting bed, the high pitch loudspeaker
On high pitch loudspeaker erecting bed, the acoustic radiating direction of high pitch loudspeaker is towards immediately ahead of babinet.
As a further improvement on the present invention, the babinet includes front housing and rear shell, and front housing and rear shell combine closely to spelling
Form complete babinet；It is respectively equipped with first half low frequency radiation device mounting hole in the upper and lower surface of front housing right half part, on the rear shell right side
The upper and lower surface of half part is respectively equipped with later half low frequency radiation device mounting hole, first half low frequency radiation device mounting hole and later half low frequency spoke
Emitter mounting hole forms complete low frequency radiation device mounting hole to spelling；Pacify equipped with first half medium and low spectrum loudspeaker in front housing left-half
Fill hole, rear shell left-half be equipped with later half medium and low spectrum loudspeaker mounting hole, first half medium and low spectrum loudspeaker mounting hole and it is later half in
Woofer mounting hole forms complete medium and low spectrum loudspeaker mounting hole to spelling；The high pitch loudspeaker erecting bed is located at front housing
On left end leading flank.
As a further improvement on the present invention, two low frequency radiation device structures are identical, are located at babinet upper surface
The radiation audio direction of low frequency radiation device is located at the radiation sound side of the low frequency radiation device of babinet lower surface towards babinet surface
To towards immediately below babinet.
As a further improvement on the present invention, the cavity residing for two low frequency radiation devices and medium and low spectrum loudspeaker institute
The cavity at place communicates.
As a further improvement on the present invention, the low frequency radiation device uses the empty sound basin with ring, the low frequency radiation
The inner edge of device mounting hole is equipped with ring-shaped step, and the edge of the low frequency radiation device is combined closely on the ring-shaped step, low
The central part of radio-frequency radiation device is vacantly arranged.
As a further improvement on the present invention, the ring for being located at the low frequency radiation device of babinet upper surface is roused towards babinet surface
It rises, the ring positioned at the low frequency radiation device of babinet lower surface is heaved towards babinet underface.
As a further improvement on the present invention, the low frequency radiation device is track type low frequency radiation device.
As a further improvement on the present invention, the long axis of the track type low frequency radiation device is parallel to the long axis of babinet.
As a further improvement on the present invention, the surface of the high pitch loudspeaker erecting bed is equipped with mounting post, the height
Sound loud speaker is equipped with is fixed on high pitch loudspeaker with the one-to-one mounting hole of mounting post, the high pitch loudspeaker in a manner of inserting
On erecting bed.
Compared with prior art, the present invention advantage is：
（1）Structure of the invention is ingenious, and installation is simple and convenient, and two low frequency radiation devices and each loud speaker are reasonably distributed, and are had
It is distorted that small, low frequency is good, can bear the acoustic characteristic that power is big and high frequency performance is excellent, the transient stability of speaker can be improved.
（2）The cavity residing for two low frequency radiation devices in the present invention is communicated with the cavity residing for medium and low spectrum loudspeaker, when
When medium and low spectrum loudspeaker is powered on, two low frequency radiation devices of air push can be driven to do amplitude motion, low frequency radiation device simultaneously
And then air is pushed, directly radiate low-frequency sound to babinet surface, underface so that speaker can be reached when radiating all-bottom sound
To preferable sound effect.
Description of the drawings
Fig. 1 is the decomposition chart of the preferred embodiment of the present invention.
Fig. 2 is the sectional view along long axis direction of the preferred embodiment of the present invention.
Fig. 3 is the outline drawing of the preferred embodiment of the present invention.
Specific implementation mode
With reference to specific drawings and examples, the invention will be further described.
As shown, mirror type low frequency radiation device bar speaker in embodiment mainly by babinet, low frequency radiation device 3, in
Woofer 4 and high pitch loudspeaker 5 form, and the babinet is flat elongate strip, babinet long axis direction right half part it is upper
Lower surface is respectively equipped with the low frequency radiation device mounting hole of positional symmetry, and two low frequency radiation devices 3 correspond to low mounted on upper and lower two
The interior simultaneously mirror symmetry of radio-frequency radiation device mounting hole；It is equipped with medium and low spectrum loudspeaker mounting hole, institute in the left-half of babinet long axis direction
Medium and low spectrum loudspeaker 4 is stated in the medium and low spectrum loudspeaker mounting hole, the acoustic radiating direction of medium and low spectrum loudspeaker 4 is towards babinet
Surface；The left end leading flank of the babinet long axis direction is equipped with high pitch loudspeaker erecting bed 2d, and the high pitch loudspeaker 5 is installed
On high pitch loudspeaker erecting bed 2d, the acoustic radiating direction of high pitch loudspeaker 5 is towards immediately ahead of babinet.
As shown in Fig. 1 ~ Fig. 3, in the embodiment of the present invention, the babinet is by front housing 2 and rear shell 1 to spelling group of combining closely
At first half low frequency radiation device mounting hole 2a being respectively equipped in the upper and lower surface of 2 right half part of front housing, in 1 right half part of rear shell
Upper and lower surface is respectively equipped with later half low frequency radiation device mounting hole 1a, first half low frequency radiation device mounting hole 2a and later half low frequency radiation device
Mounting hole 1a forms complete low frequency radiation device mounting hole to spelling；Pacify equipped with first half medium and low spectrum loudspeaker in 2 left-half of front housing
Fill hole 2b, 1 left-half of rear shell be equipped with later half medium and low spectrum loudspeaker mounting hole 1b, first half medium and low spectrum loudspeaker mounting hole 2b and
Later half medium and low spectrum loudspeaker mounting hole 1b forms complete medium and low spectrum loudspeaker mounting hole to spelling；The high pitch loudspeaker erecting bed
2d is located on 2 left end leading flank of front housing.
As shown in Fig. 1 ~ Fig. 3, in the embodiment of the present invention, described two 3 structures of low frequency radiation device are identical, are located on babinet
The radiation audio direction of the low frequency radiation device 3 on surface is located at the spoke of the low frequency radiation device 3 of babinet lower surface towards babinet surface
Audio direction is penetrated towards babinet underface.And the cavity residing for two low frequency radiation devices 3 and 4 institute of medium and low spectrum loudspeaker
The cavity at place communicates.In this way when medium and low spectrum loudspeaker 4 is powered on, two low frequency radiation devices 3 of air push can be driven simultaneously
Amplitude motion, low frequency radiation device 3 and then promotion air are done, directly radiates low-frequency sound to babinet surface, underface so that sound
Case can reach preferable sound effect when radiating all-bottom sound.
As shown in Fig. 1 ~ Fig. 3, in the embodiment of the present invention, the low frequency radiation device 3 uses the empty sound basin with ring 3a, is located at
The ring 3a of the low frequency radiation device 3 of babinet upper surface is heaved towards babinet surface, is located at the low frequency radiation device 3 of babinet lower surface
Ring 3a is heaved towards babinet underface；The inner edge of the low frequency radiation device mounting hole is equipped with ring-shaped step, the low frequency radiation
The edge of device 3 is combined closely on the ring-shaped step, and the central part of low frequency radiation device 3 is vacantly arranged.
As shown in Fig. 1 ~ Fig. 3, in the embodiment of the present invention, the low frequency radiation device 3 is track type low frequency radiation device 3, the race
The long axis of road shape low frequency radiation device 3 is parallel to the long axis of babinet.
As shown in Figure 1, in the embodiment of the present invention, the surface of the high pitch loudspeaker erecting bed 2d is equipped with mounting post 2c,
The high pitch loudspeaker 5, which is equipped with, to be fixed on the one-to-one mounting holes of mounting post 2c, the high pitch loudspeaker 5 in a manner of inserting
On high pitch loudspeaker erecting bed 2d.
Claims (8)
1. mirror type low frequency radiation device bar speaker, it is characterised in that：Including babinet, low frequency radiation device（3）, medium and low spectrum loudspeaker
（4）And high pitch loudspeaker（5）；The babinet is flat elongate strip, in the upper and lower surface difference of the right half part of babinet long axis direction
Low frequency radiation device mounting hole equipped with positional symmetry, two low frequency radiation devices（3）It is corresponding to be mounted on upper and lower two low frequency radiation devices
The interior simultaneously mirror symmetry of mounting hole；It is equipped with medium and low spectrum loudspeaker mounting hole, the middle bass in the left-half of babinet long axis direction
Loud speaker（4）In medium and low spectrum loudspeaker mounting hole, medium and low spectrum loudspeaker（4）Acoustic radiating direction towards babinet just on
Side；The left end leading flank of the babinet long axis direction is equipped with high pitch loudspeaker erecting bed（2d）, the high pitch loudspeaker（5）Installation
In high pitch loudspeaker erecting bed（2d）On, high pitch loudspeaker（5）Acoustic radiating direction towards immediately ahead of babinet；
The babinet includes front housing（2）And rear shell（1）, front housing（2）And rear shell（1）It combines closely to spelling and forms complete babinet；
In front housing（2）The upper and lower surface of right half part is respectively equipped with first half low frequency radiation device mounting hole（2a）, in rear shell（1）Right half part
Upper and lower surface be respectively equipped with later half low frequency radiation device mounting hole（1a）, first half low frequency radiation device mounting hole（2a）With later half low frequency
Radiator mounting hole（1a）Complete low frequency radiation device mounting hole is formed to spelling；In front housing（2）Left-half is equipped with low in first half
Sound loud speaker mounting hole（2b）, in rear shell（1）Left-half is equipped with later half medium and low spectrum loudspeaker mounting hole（1b）, bass in first half
Loud speaker mounting hole（2b）With later half medium and low spectrum loudspeaker mounting hole（1b）Complete medium and low spectrum loudspeaker mounting hole is formed to spelling；
The high pitch loudspeaker erecting bed（2d）Positioned at front housing（2）On left end leading flank.
2. mirror type low frequency radiation device bar speaker as described in claim 1, it is characterised in that：Two low frequency radiations
Device（3）Structure is identical, is located at the low frequency radiation device of babinet upper surface（3）Radiation audio direction towards right over babinet, be located at
The low frequency radiation device of babinet lower surface（3）Radiation audio direction towards immediately below babinet.
3. mirror type low frequency radiation device bar speaker as described in claim 1, it is characterised in that：Two low frequency radiations
Device（3）Residing cavity and medium and low spectrum loudspeaker（4）Residing cavity communicates.
4. mirror type low frequency radiation device bar speaker as described in claim 1, it is characterised in that：The low frequency radiation device（3）
Using band ring（3a）Empty sound basin, the inner edge of the low frequency radiation device mounting hole is equipped with ring-shaped step, the low frequency radiation
Device（3）Edge combine closely on the ring-shaped step, low frequency radiation device（3）Central part be vacantly arranged.
5. mirror type low frequency radiation device bar speaker as claimed in claim 4, it is characterised in that：Positioned at the low of babinet upper surface
Radio-frequency radiation device（3）Ring（3a）It is heaved right over towards babinet, is located at the low frequency radiation device of babinet lower surface（3）Ring（3a）
It is heaved immediately below towards babinet.
6. mirror type low frequency radiation device bar speaker as described in claim 1, it is characterised in that：The low frequency radiation device（3）
For track type low frequency radiation device（3）.
7. mirror type low frequency radiation device bar speaker as claimed in claim 6, it is characterised in that：The track type low frequency radiation
Device（3）Long axis be parallel to the long axis of babinet.
8. mirror type low frequency radiation device bar speaker as described in claim 1, it is characterised in that：The high pitch loudspeaker installation
Platform（2d）Surface be equipped with mounting post（2c）, the high pitch loudspeaker（5）It is equipped with and mounting post（2c）One-to-one installation
Hole, the high pitch loudspeaker（5）High pitch loudspeaker erecting bed is fixed in a manner of inserting（2d）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120857.6A CN105554597B (en) | 2016-03-03 | 2016-03-03 | Mirror type low frequency radiation device bar speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120857.6A CN105554597B (en) | 2016-03-03 | 2016-03-03 | Mirror type low frequency radiation device bar speaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105554597A CN105554597A (en) | 2016-05-04 |
| CN105554597B true CN105554597B (en) | 2018-09-28 |
Family
ID=55833497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610120857.6A Active CN105554597B (en) | 2016-03-03 | 2016-03-03 | Mirror type low frequency radiation device bar speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105554597B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10856061B2 (en) * | 2016-07-11 | 2020-12-01 | Panasonic Intellectual Property Management Co., Ltd. | Speaker device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7133533B2 (en) * | 2003-07-21 | 2006-11-07 | Bose Corporation | Passive acoustic radiating |
| CN202998378U (en) * | 2012-11-16 | 2013-06-12 | 东莞市金业电子科技有限公司 | Bidirectional passive bass radiator |
| TWI568276B (en) * | 2014-01-06 | 2017-01-21 | 緯創資通股份有限公司 | Loudspeaker module and thin electronic device haing the same |
| CN104811852A (en) * | 2015-03-04 | 2015-07-29 | 青岛海信电器股份有限公司 | Sound box and television |
| CN105142065A (en) * | 2015-08-18 | 2015-12-09 | 无锡杰夫电声有限公司 | Sound box based on oppositely buckled passive radiator |
| CN105072520B (en) * | 2015-08-18 | 2018-10-16 | 无锡杰夫电声有限公司 | Cambered surface screen high-fidelity combination sound box |
| CN205071285U (en) * | 2015-10-13 | 2016-03-02 | 无锡杰夫电声股份有限公司 | Polycell thin type audio amplifier that has S -shaped pipe |
-
2016
- 2016-03-03 CN CN201610120857.6A patent/CN105554597B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105554597A (en) | 2016-05-04 |
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Denomination of invention: Strip-shaped loudspeaker box with mirror image type low-frequency radiators Effective date of registration: 20190705 Granted publication date: 20180928 Pledgee: Agricultural Bank of China, Limited by Share Ltd, Wuxi, Xishan branch Pledgor: WUXI JIEFU ELECTROACOUSTIC CO., LTD. Registration number: 2019990000661 |