CN203968346U - There is the excitation source audio amplifier of radiator structure - Google Patents
There is the excitation source audio amplifier of radiator structure Download PDFInfo
- Publication number
- CN203968346U CN203968346U CN201420417426.2U CN201420417426U CN203968346U CN 203968346 U CN203968346 U CN 203968346U CN 201420417426 U CN201420417426 U CN 201420417426U CN 203968346 U CN203968346 U CN 203968346U
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- China
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- medium
- high pitch
- pitch loudspeaker
- installing hole
- woofer
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Abstract
The utility model relates to the excitation source audio amplifier with radiator structure, comprise casing, it is characterized in that: described casing is prolate shape, on the length direction of casing front panel, be provided with at least two woofer installing holes, woofer unit is installed in woofer installing hole, all isoplanars, medium and low spectrum loudspeaker unit and being coaxially set, their acoustic radiating direction is towards casing front; A short side of described casing one end is provided with medium and high pitch loudspeaker installing hole, medium and high pitch loudspeaker unit is installed in medium and high pitch loudspeaker installing hole, it is vertical that the acoustic radiating direction of medium and high pitch loudspeaker unit and the acoustic radiating direction of front high pitch loudspeaker unit are 90 degree, and medium and high pitch loudspeaker unit and all woofer unit are coaxially set.The utility model structure is ingenious, has advantages of that volume is little, structure is thin, long-play acoustic performance is good, reliability is strong.
Description
Technical field
The utility model relates to a kind of loudspeaker acoustic enclosure, and specifically a kind of excitation source audio amplifier with radiator structure that is suitable for using on television set, belongs to electroacoustic techniques field.
Background technology
In prior art, be applied to the audio amplifier on the panel TV set such as LCD, OLED, conventionally require to have the features such as volume is little, structure is thin, power is large, sound is good.Traditional loudspeaker box for TV set, adopts single set of speakers to become audio amplifier conventionally, although volume structure can reach requirement, sound performance is not good, can bear power little yet.And adopting the audio amplifier of multiple loudspeaker units composition, sound performance has improved, but because loudspeaker unit quantity increases and easily causes heat radiation not smooth, then causes poor reliability, the long-play fault such as cannot normally work.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of excitation source audio amplifier with radiator structure is provided, its structure is ingenious, can retain the advantage of multi-loudspeaker unit audio amplifier, can improve again long playing reliability, have advantages of that volume is little, structure is thin, long-play acoustic performance is good, reliability is strong.
The technical scheme providing according to the utility model: the excitation source audio amplifier with radiator structure, comprise casing, it is characterized in that: described casing is prolate shape, on the length direction of casing front panel, be provided with at least two woofer installing holes, woofer unit is installed in woofer installing hole, all isoplanars, medium and low spectrum loudspeaker unit and being coaxially set, their acoustic radiating direction is towards casing front; A short side of described casing one end is provided with medium and high pitch loudspeaker installing hole, medium and high pitch loudspeaker unit is installed in medium and high pitch loudspeaker installing hole, it is vertical that the acoustic radiating direction of medium and high pitch loudspeaker unit and the acoustic radiating direction of front high pitch loudspeaker unit are 90 degree, and medium and high pitch loudspeaker unit and all woofer unit are coaxially set.
As further improvement of the utility model, on described cabinet rear panel, be provided with several woofer louvres, woofer louvre is consistent and corresponding concentric with the woofer installing hole number on casing front panel, and described woofer unit bottom penetrates woofer unit louvre and flushes with cabinet rear panel plane.
As further improvement of the utility model, described casing is mainly made up of front cavity and rear chamber, and described woofer installing hole is opened on front cavity, and described woofer louvre is opened on rear chamber; A short side of described front cavity one end is provided with medium and high pitch loudspeaker first half installing hole, the short side of described rear chamber corresponding end is provided with the later half installing hole of medium and high pitch loudspeaker, when front cavity and rear chamber form casing to spelling, the later half installing hole of medium and high pitch loudspeaker first half installing hole and medium and high pitch loudspeaker is to spelling the medium and high pitch loudspeaker installing hole that composition is complete.
As further improvement of the utility model, described casing is provided with the phonocatheter that box house and outside air are conducted.
As further improvement of the utility model, the acoustic radiating direction of the outer end opening of described phonocatheter and medium and high pitch loudspeaker unit arranges in the same way.
As further improvement of the utility model, described phonocatheter is arranged on the bottom of medium and high pitch loudspeaker unit, and phonocatheter and medium and high pitch loudspeaker installing hole have one and share part.
As further improvement of the utility model, the shared part between described phonocatheter and medium and high pitch loudspeaker installing hole is made by conducting the fireballing material of heat energy.
As further improvement of the utility model, described phonocatheter adopts single metal material to make, or adopts metallic film to be compounded in the material identical with front cavity, rear chamber to make.
As further improvement of the utility model, one end of described front cavity length direction extends to form first half phonocatheter by reinforcement, and first half phonocatheter one period of while is on one side as a part for medium and high pitch loudspeaker first half installing hole bottom; Corresponding one end of described rear chamber length direction extends to form later half phonocatheter by reinforcement, and later half phonocatheter one period of while is on one side as a part for the later half installing hole of medium and high pitch loudspeaker bottom; When front cavity and rear chamber form casing to spelling, first half phonocatheter and later half phonocatheter are to spelling the phonocatheter that composition is complete.
As further improvement of the utility model, the specification performance of several described woofer unit is in full accord.
compared with prior art, advantage is the utility model:the utility model structure is ingenious, compact and reasonable, the structural design of woofer louvre and phonocatheter, the heat energy producing can make woofer unit and the long-term work of medium and high pitch loudspeaker unit time conducts cabinets cavity fast by woofer louvre and phonocatheter, guaranteeing that this speaker products volume is little, structure thin in, can meet again long-play acoustic performance good, the advantage that reliability is strong.
Brief description of the drawings
Fig. 1 is the stereochemical structure exploded view of the utility model preferred embodiment.
Fig. 2 is the local enlarged diagram of the later half phonocatheter end of the utility model preferred embodiment rear chamber.
Fig. 3 is the local enlarged diagram of the first half phonocatheter end of cavity before the utility model preferred embodiment.
Fig. 4 is the assembling schematic diagram of the utility model preferred embodiment rear chamber and medium and high pitch loudspeaker unit.
Fig. 5 is one of perspective view of the utility model preferred embodiment.
Fig. 6 be the utility model preferred embodiment perspective view two.
Description of reference numerals: 1-front cavity, 1a-woofer installing hole, 1b-medium and high pitch loudspeaker first half installing hole, 1c-first half phonocatheter, 2-rear chamber, 2a-woofer louvre, the later half installing hole of 2b-medium and high pitch loudspeaker, 2c-later half phonocatheter, 3-woofer unit, 4-medium and high pitch loudspeaker unit.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in the figure, the excitation source audio amplifier with radiator structure in embodiment is mainly made up of front cavity 1, rear chamber 2, woofer unit 3 and medium and high pitch loudspeaker unit 4.
As shown in Fig. 1 ~ Fig. 6, described front cavity 1 and rear chamber 2 form the casing of prolate shape, and the length direction of front cavity 1 is provided with two woofer installing hole 1a, and two woofer unit 3 correspondences are arranged in two woofer installing hole 1a; Described 3 isoplanars, two woofer unit and being coaxially set, their acoustic radiating direction is towards casing front, and the specification of two woofer unit 3 is in full accord.
As shown in Fig. 1 ~ Fig. 6, a short side of described front cavity 1 one end is provided with medium and high pitch loudspeaker first half installing hole 1b, the short side of described rear chamber 2 corresponding end is provided with the later half installing hole 2b of medium and high pitch loudspeaker, when front cavity 1 forms casing with rear chamber 2 to spelling, the later half installing hole 2b of medium and high pitch loudspeaker first half installing hole 1b and medium and high pitch loudspeaker is to spelling the medium and high pitch loudspeaker installing hole that composition is complete.Described medium and high pitch loudspeaker unit 4 is arranged in this medium and high pitch loudspeaker installing hole, it is vertical that the acoustic radiating direction of medium and high pitch loudspeaker unit 4 and the acoustic radiating direction of front high pitch loudspeaker unit are 90 degree, and medium and high pitch loudspeaker unit 4 is coaxially set with all woofer unit 3.
As shown in Fig. 1 ~ Fig. 6, on described cabinet rear panel, be provided with several woofer louvres 2a, woofer louvre 2a is consistent and corresponding concentric with the woofer installing hole 1a number on casing front panel, and 3 bottoms, described woofer unit penetrate woofer unit 3 louvres and flush with cabinet rear panel plane.In the time working in woofer unit 3, the heat energy of generation can be transmitted to fast via woofer louvre 2a the outside of cabinets cavity, improves the reliability of woofer unit 3.
As shown in Fig. 1 ~ Fig. 6, described casing is provided with the phonocatheter 5 that box house and outside air are conducted, phonocatheter 5, for the inner and outside air-flow of conducting audio amplifier, makes the all-bottom sound of woofer unit 3 be transmitted to outside by phonocatheter 5, strengthens the sound effect of low frequency.Preferably, the acoustic radiating direction of the outer end opening of described phonocatheter 5 and medium and high pitch loudspeaker unit 4 arranges in the same way.Described phonocatheter 5 is arranged on the bottom of medium and high pitch loudspeaker unit 4, and phonocatheter 5 has one with medium and high pitch loudspeaker installing hole and shares part, and this shared part is preferably made up of the fireballing material of conduction heat energy.Like this, in the time that woofer unit 3 passes through phonocatheter 5 outside radiation sound, by the effect of phonocatheter 5, the heat energy producing while work in medium and high pitch loudspeaker unit 4 can be transmitted to by this shared part the outside of cabinets cavity simultaneously fast, improves the reliability of medium and high pitch loudspeaker unit 4.In the utility model embodiment, described phonocatheter 5 can adopt the single metal material such as copper, aluminium to make, or adopts the metallic films such as copper, aluminium to be compounded in the material identical with front cavity 1, rear chamber 2 to make.
As shown in Fig. 1 ~ Fig. 6, in the utility model embodiment, one end of described front cavity 1 length direction extends to form first half phonocatheter 1c by reinforcement, and first half phonocatheter 1c one period of while is on one side as a part for medium and high pitch loudspeaker first half installing hole 1b bottom; Corresponding one end of described rear chamber 2 length directions extends to form later half phonocatheter 2c by reinforcement, and later half phonocatheter 2c one period of while is on one side as a part for the later half installing hole 2b of medium and high pitch loudspeaker bottom; When front cavity 1 forms casing with rear chamber 2 to spelling, first half phonocatheter 1c and later half phonocatheter 2c are to spelling the phonocatheter 5 that composition is complete.
Claims (10)
1. there is the excitation source audio amplifier of radiator structure, comprise casing, it is characterized in that: described casing is prolate shape, on the length direction of casing front panel, be provided with at least two woofer installing holes (1a), woofer unit (3) is installed in woofer installing hole (1a), all (3) isoplanars, medium and low spectrum loudspeaker unit and being coaxially set, their acoustic radiating direction is towards casing front; A short side of described casing one end is provided with medium and high pitch loudspeaker installing hole, medium and high pitch loudspeaker unit (4) is installed in medium and high pitch loudspeaker installing hole, it is vertical that the acoustic radiating direction of medium and high pitch loudspeaker unit (4) and the acoustic radiating direction of front high pitch loudspeaker unit are 90 degree, and medium and high pitch loudspeaker unit (4) are coaxially set with all woofer unit (3).
2. the excitation source audio amplifier with radiator structure as claimed in claim 1, it is characterized in that: on described cabinet rear panel, be provided with several woofer louvres (2a), woofer louvre (2a) is consistent and corresponding concentric with woofer installing hole (1a) number on casing front panel, and bottom, described woofer unit (3) penetrates woofer unit (3) louvre and flushes with cabinet rear panel plane.
3. the excitation source audio amplifier with radiator structure as claimed in claim 2, it is characterized in that: described casing is mainly made up of front cavity (1) and rear chamber (2), it is upper that described woofer installing hole (1a) is opened in front cavity (1), and described woofer louvre (2a) is opened on rear chamber (2); A short side of described front cavity (1) one end is provided with medium and high pitch loudspeaker first half installing hole (1b), the short side of described rear chamber (2) corresponding end is provided with the later half installing hole of medium and high pitch loudspeaker (2b), when front cavity (1) forms casing with rear chamber (2) to spelling, medium and high pitch loudspeaker first half installing hole (1b) and the later half installing hole of medium and high pitch loudspeaker (2b) are to spelling the medium and high pitch loudspeaker installing hole that composition is complete.
4. the excitation source audio amplifier with radiator structure as claimed in claim 1, is characterized in that: described casing is provided with the phonocatheter (5) that box house and outside air are conducted.
5. the excitation source audio amplifier with radiator structure as claimed in claim 4, is characterized in that: the acoustic radiating direction of the outer end opening of described phonocatheter (5) and medium and high pitch loudspeaker unit (4) arranges in the same way.
6. the excitation source audio amplifier with radiator structure as claimed in claim 4, it is characterized in that: described phonocatheter (5) is arranged on the bottom of medium and high pitch loudspeaker unit (4), phonocatheter (5) has one with medium and high pitch loudspeaker installing hole and shares part.
7. the excitation source audio amplifier with radiator structure as claimed in claim 6, is characterized in that: the shared part between described phonocatheter (5) and medium and high pitch loudspeaker installing hole is made by conducting the fireballing material of heat energy.
8. the excitation source audio amplifier with radiator structure as claimed in claim 4, it is characterized in that: described phonocatheter (5) adopts single metal material to make, or adopt metallic film to be compounded in the material identical with front cavity (1), rear chamber (2) to make.
9. the excitation source audio amplifier with radiator structure as claimed in claim 3, it is characterized in that: one end of described front cavity (1) length direction extends to form first half phonocatheter (1c) by reinforcement, first half phonocatheter (1c) one period of while is on one side as a part for medium and high pitch loudspeaker first half installing hole (1b) bottom; Corresponding one end of described rear chamber (2) length direction extends to form later half phonocatheter (2c) by reinforcement, and later half phonocatheter (2c) one period of while is on one side as a part for the later half installing hole of medium and high pitch loudspeaker (2b) bottom; When front cavity (1) forms casing with rear chamber (2) to spelling, first half phonocatheter (1c) and later half phonocatheter (2c) are to spelling the phonocatheter (5) that composition is complete.
10. the excitation source audio amplifier with radiator structure as claimed in claim 1, is characterized in that: the specification performance of several described woofer unit (3) is in full accord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417426.2U CN203968346U (en) | 2014-07-25 | 2014-07-25 | There is the excitation source audio amplifier of radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417426.2U CN203968346U (en) | 2014-07-25 | 2014-07-25 | There is the excitation source audio amplifier of radiator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203968346U true CN203968346U (en) | 2014-11-26 |
Family
ID=51928883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417426.2U Withdrawn - After Issue CN203968346U (en) | 2014-07-25 | 2014-07-25 | There is the excitation source audio amplifier of radiator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203968346U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113799A (en) * | 2014-07-25 | 2014-10-22 | 无锡杰夫电声有限公司 | Multipoint excitation source sound box with radiating structure |
| CN105228051A (en) * | 2015-10-13 | 2016-01-06 | 无锡杰夫电声有限公司 | There is the multiple unit thin type audio amplifier of S shape conduit |
-
2014
- 2014-07-25 CN CN201420417426.2U patent/CN203968346U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113799A (en) * | 2014-07-25 | 2014-10-22 | 无锡杰夫电声有限公司 | Multipoint excitation source sound box with radiating structure |
| CN104113799B (en) * | 2014-07-25 | 2018-08-17 | 无锡杰夫电声股份有限公司 | Multipoint excitation source speaker with radiator structure |
| CN105228051A (en) * | 2015-10-13 | 2016-01-06 | 无锡杰夫电声有限公司 | There is the multiple unit thin type audio amplifier of S shape conduit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 214192 Xishan, Jiangsu, Beizhen Tin Tin Tin Road, No. eight, No. 228 Patentee after: WUXI JIEFU ELECTROACOUSTIC CO., LTD. Address before: 214192 eight Wuxi, Beizhen, Xishan District, Jiangsu Patentee before: Jiefu Electroacoustic Co., Ltd., Wuxi |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20180817 |
|
| AV01 | Patent right actively abandoned |