CN204069282U - There is the dumbbell type reflex cabinet that high pitch compensates - Google Patents
There is the dumbbell type reflex cabinet that high pitch compensates Download PDFInfo
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- CN204069282U CN204069282U CN201420417638.0U CN201420417638U CN204069282U CN 204069282 U CN204069282 U CN 204069282U CN 201420417638 U CN201420417638 U CN 201420417638U CN 204069282 U CN204069282 U CN 204069282U
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Abstract
The utility model relates to the dumbbell type reflex cabinet having high pitch and compensate, comprise casing, it is characterized in that: casing is prolate shape, the length direction of casing front panel is provided with the medium and low spectrum loudspeaker installing hole that two Central Symmetries are arranged, medium and low spectrum loudspeaker unit is installed in medium and low spectrum loudspeaker installing hole; In the middle of two medium and low spectrum loudspeaker installing holes, be provided with a front high pitch loudspeaker installing hole, in front high pitch loudspeaker installing hole, front high pitch loudspeaker unit be installed; Two medium and low spectrum loudspeaker unit and a front high pitch loudspeaker unit isoplanar and be coaxially set, their acoustic radiating direction is towards casing front; The long side of casing is provided with side high pitch loudspeaker installing hole, is provided with side high pitch loudspeaker unit in the high pitch loudspeaker installing hole of side.The utility model structure is ingenious, compact and reasonable, sound field is wide, distortion is little, the degree of balance and low frequency good, can bear that power is large, vertical directivity and high frequency performance good.
Description
Technical field
The utility model relates to a kind of loudspeaker acoustic enclosure, and specifically a kind of dumbbell type reflex cabinet with high pitch compensation being suitable for that television set uses, belongs to electroacoustic techniques field.
Background technology
In prior art, be applied to the audio amplifier on the panel TV sets such as LCD, OLED, when usually adopting multi-loudspeaker to form " sound column formula " array, although can maximum sound pressure level be improved, because of the interference between multiple loud speaker, cause directive property narrow.In order to improve the high frequency directive property of loudspeaker array, there is again a kind of dumbbell type structure that a front high pitch loudspeaker is set two identical medium and low spectrum loudspeaker vertical centred position, the dumbbell structure audio amplifier that large centre, this kind of two is little, have that sound field is wide, distortion is little, the degree of balance and low frequency good, can the advantages such as power is large be born, but due to still mutually interfering of two medium and low spectrum loudspeakers, vertical directivity can be caused narrow, the shortcomings such as high frequency variation.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of dumbbell type reflex cabinet having high pitch and compensate is provided, its structure is simple, the advantage of dumbbell loudspeaker box can be retained, the shortcoming of vertical directivity and high frequency aspect being improved again, making television manufacturer too much need not consider that the directive property of audio amplifier just reaches good sound effect when using this audio amplifier.
Technical scheme according to the utility model provides: there is the dumbbell type reflex cabinet that high pitch compensates, comprise casing, it is characterized in that: described casing is prolate shape, the length direction of casing front panel is provided with the medium and low spectrum loudspeaker installing hole that two Central Symmetries are arranged, medium and low spectrum loudspeaker unit is installed in medium and low spectrum loudspeaker installing hole; In the middle of two medium and low spectrum loudspeaker installing holes, be provided with a front high pitch loudspeaker installing hole, in front high pitch loudspeaker installing hole, front high pitch loudspeaker unit be installed; Two described medium and low spectrum loudspeaker unit and a front high pitch loudspeaker unit isoplanar and be coaxially set, their acoustic radiating direction is towards casing front; The long side of described casing is provided with side high pitch loudspeaker installing hole, is provided with side high pitch loudspeaker unit in the high pitch loudspeaker installing hole of side, acoustic radiating direction and the acoustic radiating direction of front high pitch loudspeaker unit of side high pitch loudspeaker unit be 90 degree vertical.
As further improvement of the utility model, described casing is primarily of front cavity and rear chamber composition, and described medium and low spectrum loudspeaker installing hole and front high pitch loudspeaker installing hole are opened on front cavity; A long side of described front cavity is provided with side high pitch loudspeaker first half installing hole, long side corresponding on described rear chamber is provided with the later half installing hole of side high pitch loudspeaker, front cavity and rear chamber to spell form casing time, side high pitch loudspeaker first half installing hole and the later half installing hole of side high pitch loudspeaker form complete side high pitch loudspeaker installing hole to spelling.
As further improvement of the utility model, described casing is provided with phonocatheter box house and outside air are conducted.
As further improvement of the utility model, described phonocatheter is positioned at one end of casing length direction.
As further improvement of the utility model, described casing is primarily of front cavity and rear chamber composition, the one end in described front cavity length direction extends to form first half phonocatheter by reinforcement, corresponding one end of described rear chamber length direction extends to form later half phonocatheter by reinforcement, front cavity and rear chamber to spell form casing time, first half phonocatheter and later half phonocatheter form complete phonocatheter to spelling.
As further improvement of the utility model, described front high pitch loudspeaker unit is arranged on the middle position of halving of two medium and low spectrum loudspeaker unit vertical center lines.
As further improvement of the utility model, the panel of described front cavity is provided with several screw holes, the inwall of described rear chamber is provided with several screw columns, and described screw column and screw hole one_to_one corresponding, front cavity is connected with the fastened by screw in screw column by screw hole with rear chamber.
As further improvement of the utility model, the specification of described two medium and low spectrum loudspeaker unit is completely the same.
As further improvement of the utility model, described front cavity, rear chamber and phonocatheter all adopt same material to make.
As further improvement of the utility model, described front cavity, rear chamber and phonocatheter all adopt plastic material to make.
compared with prior art, advantage is the utility model:the utility model structure is ingenious, compact and reasonable, by arranging two the medium and low spectrum loudspeaker unit and a front high pitch loudspeaker unit arranged in dumbbell type in casing, and side high pitch loudspeaker unit is set at the side of casing, and side high pitch loudspeaker unit and front high pitch loudspeaker unit acoustic radiating direction be 90 degree vertical, by the high frequency characteristics of this side high pitch loudspeaker unit, formed and the high pitch of dumbbell type reflex cabinet is compensated, whole audio amplifier is made to have sound field wide, distortion is little, the degree of balance and low frequency good, power can be born large, vertical directivity and the advantage such as high frequency performance is good.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of the utility model preferred embodiment.
Fig. 2 is the front cavity body structure schematic diagram of the utility model preferred embodiment.
Fig. 3 is the side schematic diagram of the utility model preferred embodiment.
Fig. 4 is the opposite side schematic diagram of the utility model preferred embodiment.
Description of reference numerals: 1-front cavity, 1a-medium and low spectrum loudspeaker installing hole, 1b-front high pitch loudspeaker installing hole, 1c-side high pitch loudspeaker first half installing hole, 1d-first half phonocatheter, 1e-screw hole, 2-rear chamber, 2a-later half installing hole of side high pitch loudspeaker, 2b-later half phonocatheter, 2c-screw column, 3-medium and low spectrum loudspeaker unit, 4-front high pitch loudspeaker unit, 5-side high pitch loudspeaker unit, 6-phonocatheter.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in the figure, the dumbbell type reflex cabinet in embodiment with high pitch compensation forms primarily of front cavity 1, rear chamber 2, Squawker unit 3, front high pitch loudspeaker unit 4 and side high pitch loudspeaker unit 5.
As shown in Fig. 1 ~ Fig. 4, described front cavity 1 and rear chamber 2 form the casing of prolate shape, the panel of front cavity 1 is provided with several screw holes 1e, the inwall of described rear chamber 2 is provided with several screw columns 2c, described screw column 2c and screw hole 1e one_to_one corresponding, front cavity 1 is connected with the fastened by screw in screw column 2c by screw hole 1e with rear chamber 2.
As shown in Fig. 1 ~ Fig. 4, the length direction of described front cavity 1 is provided with the medium and low spectrum loudspeaker installing hole 1a of two Central Symmetries layouts, and two medium and low spectrum loudspeaker unit 3 correspondences are arranged in two medium and low spectrum loudspeaker installing hole 1a; In the middle of two medium and low spectrum loudspeaker installing hole 1a, be provided with a front high pitch loudspeaker installing hole 1b, described front high pitch loudspeaker unit 4 is arranged in front high pitch loudspeaker installing hole 1b; Described two medium and low spectrum loudspeaker unit 3 and front high pitch loudspeaker unit 4 isoplanar and be coaxially set, their acoustic radiating direction is towards casing front, front high pitch loudspeaker unit 4 is arranged on the middle position of halving of two medium and low spectrum loudspeaker unit 3 vertical center lines, and the specification of two medium and low spectrum loudspeaker unit 3 is completely the same.
As shown in Fig. 1 ~ Fig. 4, a long side of described front cavity 1 is provided with side high pitch loudspeaker first half installing hole 1c, long side corresponding on described rear chamber 2 is provided with the later half installing hole 2a of side high pitch loudspeaker, front cavity 1 and rear chamber 2 to spell form casing time, side high pitch loudspeaker first half installing hole 1c and side high pitch loudspeaker later half installing hole 2a forms complete side high pitch loudspeaker installing hole to spelling; Described side high pitch loudspeaker unit 5 is arranged in the high pitch loudspeaker installing hole of side, acoustic radiating direction and the acoustic radiating direction of front high pitch loudspeaker unit 4 of side high pitch loudspeaker unit 5 be 90 degree vertical.In the utility model embodiment, described side high pitch loudspeaker unit 5 preferably adopts consistent design with the specification performance of front high pitch loudspeaker unit 4, can strengthen high frequency performance and the directive property of whole audio amplifier like this.
In addition, another long side of described casing can also be arranged again another side high pitch loudspeaker unit 5, the acoustic radiating direction of another side high pitch loudspeaker unit 5 is same with the acoustic radiating direction of front high pitch loudspeaker unit 4 vertically to be arranged in 90 degree.
As shown in Fig. 1 ~ Fig. 4, described casing is provided with the phonocatheter 6 box house and outside air are conducted, the air-flow that phonocatheter 6 is inner and outside for conducting audio amplifier, makes the all-bottom sound of medium and low spectrum loudspeaker unit 3 be transmitted to outside by phonocatheter 6, strengthens the sound effect of low frequency.Preferably, described phonocatheter 6 is positioned at one end of casing length direction.
In the utility model embodiment, one end of described front cavity 1 length direction extends to form first half phonocatheter 1d by reinforcement, corresponding one end of described rear chamber 2 length direction extends to form later half phonocatheter 2b by reinforcement, front cavity 1 and rear chamber 2 to spell form casing time, first half phonocatheter 1d and later half phonocatheter 2b forms complete phonocatheter 6 to spelling.
In the utility model embodiment, described front cavity 1, rear chamber 2 and phonocatheter 6 all adopt same material to make.Preferred employing plastic material is made.
Claims (10)
1. there is the dumbbell type reflex cabinet that high pitch compensates, comprise casing, it is characterized in that: described casing is prolate shape, the length direction of casing front panel is provided with the medium and low spectrum loudspeaker installing hole (1a) that two Central Symmetries are arranged, medium and low spectrum loudspeaker unit (3) is installed in medium and low spectrum loudspeaker installing hole (1a); In the middle of two medium and low spectrum loudspeaker installing holes (1a), be provided with a front high pitch loudspeaker installing hole (1b), in front high pitch loudspeaker installing hole (1b), front high pitch loudspeaker unit (4) be installed; Two described medium and low spectrum loudspeaker unit (3) and front high pitch loudspeaker unit (4) isoplanar and be coaxially set, their acoustic radiating direction is towards casing front; The long side of described casing is provided with side high pitch loudspeaker installing hole, side high pitch loudspeaker unit (5) is installed in the high pitch loudspeaker installing hole of side, acoustic radiating direction and the acoustic radiating direction of front high pitch loudspeaker unit (4) of side high pitch loudspeaker unit (5) be 90 degree vertical.
2. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 1, it is characterized in that: described casing is primarily of front cavity (1) and rear chamber (2) composition, and described medium and low spectrum loudspeaker installing hole (1a) and front high pitch loudspeaker installing hole (1b) are opened on front cavity (1); A long side of described front cavity (1) is provided with side high pitch loudspeaker first half installing hole (1c), the upper corresponding long side of described rear chamber (2) is provided with the later half installing hole of side high pitch loudspeaker (2a), front cavity (1) and rear chamber (2) to spells form casing time, side high pitch loudspeaker first half installing hole (1c) and the later half installing hole of side high pitch loudspeaker (2a) form complete side high pitch loudspeaker installing hole to spelling.
3. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 1, it is characterized in that: described casing is provided with the phonocatheter (6) box house and outside air are conducted.
4. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 3, it is characterized in that: described phonocatheter (6) is positioned at one end of casing length direction.
5. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 1, it is characterized in that: described casing is primarily of front cavity (1) and rear chamber (2) composition, one end of described front cavity (1) length direction extends to form first half phonocatheter (1d) by reinforcement, corresponding one end of described rear chamber (2) length direction extends to form later half phonocatheter (2b) by reinforcement, front cavity (1) and rear chamber (2) to spells form casing time, first half phonocatheter (1d) and later half phonocatheter (2b) form complete phonocatheter (6) to spelling.
6. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 1, it is characterized in that: described front high pitch loudspeaker unit (4) is arranged on the middle position of halving of two medium and low spectrum loudspeaker unit (3) vertical center lines.
7. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 5, it is characterized in that: the panel of described front cavity (1) is provided with several screw holes (1e), the inwall of described rear chamber (2) is provided with several screw columns (2c), described screw column (2c) and screw hole (1e) one_to_one corresponding, front cavity (1) is connected with the fastened by screw in screw column (2c) by screw hole (1e) with rear chamber (2).
8. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 1, it is characterized in that: the specification of described two medium and low spectrum loudspeaker unit (3) is completely the same.
9. the dumbbell type reflex cabinet with high pitch compensation as described in claim 5, is characterized in that: described front cavity (1), rear chamber (2) and phonocatheter (6) all adopt same material to make.
10. there is dumbbell type reflex cabinet that high pitch compensates as claimed in claim 9, it is characterized in that: described front cavity (1), rear chamber (2) and phonocatheter (6) all adopt plastic material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417638.0U CN204069282U (en) | 2014-07-25 | 2014-07-25 | There is the dumbbell type reflex cabinet that high pitch compensates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417638.0U CN204069282U (en) | 2014-07-25 | 2014-07-25 | There is the dumbbell type reflex cabinet that high pitch compensates |
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| Publication Number | Publication Date |
|---|---|
| CN204069282U true CN204069282U (en) | 2014-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417638.0U Active CN204069282U (en) | 2014-07-25 | 2014-07-25 | There is the dumbbell type reflex cabinet that high pitch compensates |
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| CN (1) | CN204069282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113800A (en) * | 2014-07-25 | 2014-10-22 | 无锡杰夫电声有限公司 | Dumbbell reverse-phase sound box with high pitch compensation |
| CN108391987A (en) * | 2018-01-29 | 2018-08-14 | 李世煌 | A kind of joint product of speaker and furniture |
| CN109257667A (en) * | 2018-09-30 | 2019-01-22 | 常州美硕电子有限公司 | Plastics high-fidelity combination sound box |
-
2014
- 2014-07-25 CN CN201420417638.0U patent/CN204069282U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113800A (en) * | 2014-07-25 | 2014-10-22 | 无锡杰夫电声有限公司 | Dumbbell reverse-phase sound box with high pitch compensation |
| CN108391987A (en) * | 2018-01-29 | 2018-08-14 | 李世煌 | A kind of joint product of speaker and furniture |
| CN109257667A (en) * | 2018-09-30 | 2019-01-22 | 常州美硕电子有限公司 | Plastics high-fidelity combination sound box |
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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 |