CN202587345U - Bar-shaped sound device and television equipped with the same - Google Patents
Bar-shaped sound device and television equipped with the same Download PDFInfo
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- CN202587345U CN202587345U CN 201220092613 CN201220092613U CN202587345U CN 202587345 U CN202587345 U CN 202587345U CN 201220092613 CN201220092613 CN 201220092613 CN 201220092613 U CN201220092613 U CN 201220092613U CN 202587345 U CN202587345 U CN 202587345U
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- bass box
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- shaped sound
- bar shaped
- box portion
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Abstract
The utility model discloses a bar-shaped sound device and a television equipped with the same. The bar-shaped sound device comprises a low-tone box portion and two full-tone box portions, wherein the low-tone box portion and the two full-tone box portions are arranged on the same casing of the bar-shaped sound device. The low-tone box portion is disposed between the two full-tone box portions. Each full-tone box portion is equipped with a full-range loudspeaker and a full-range inverted tube. The low-tone box portion is provided with a low-tone box inverted tube and a push-pull sound box. The push-pull sound box includes two supper bass loudspeakers arranged in parallel, wherein an opening of one supper bass loudspeaker is arranged toward the outside of a casing of the low-tone box portion, and an opening of the other supper bass loudspeaker is arranged toward the inside of the casing of the low-tone box portion. The bar-shaped sound device can provide better bass timbre, enables a structure of a television sound device to be simplified, and can well match a light and thin television.
Description
Technical field
The utility model relates to sound technique, relates in particular to a kind of bar shaped sound equipment and has the television set of this bar shaped sound equipment.
Background technology
Along with light-emitting diode (Light Emitting Diode; Abbreviation LED) development of TV tech; The thickness of TV is more and more thinner; With the casing global design growth striped configuration of the supporting sound equipment of LED TV in the TV bottom, owing to receive the geometry of audio amplifier and volume to limit the bass effect of LED television acoustics relatively poor.In the prior art, the method for improving LED television acoustics bass effect be with the supporting bar shaped sound equipment of LED TV outside add one subwoofer audio amplifier again.Yet, adding the subwoofer audio amplifier and make the bulky of television acoustics, and need extra connecting line, therefore existing television acoustics structure is heavy and complicated.
The utility model content
The purpose of the utility model provides a kind of bar shaped sound equipment and has the television set of this bar shaped sound equipment, in order to reduce television acoustics structure heaviness and complicated problems in the above-mentioned prior art.
For realizing above-mentioned purpose; The utility model provides a kind of bar shaped sound equipment; Comprise: be arranged on bass box portion and two whole tone case portions on the same bar shaped sound box, said bass box portion is arranged between two whole tone case portions, and said whole tone case portion is provided with full-range speaker and gamut phase-reversing tube; Said bass box portion is provided with bass box phase-reversing tube and push-pull type audio amplifier; Comprise two subwoofers that are set up in parallel in the said push-pull type audio amplifier, and one of them subwoofer opening is outside the casing of said bass box portion, another subwoofer opening is in the casing of said bass box portion.
Alternatively; Said bass box phase-reversing tube is the inside and outside curve bend of casing of the said bass box of connection portion; The two ends of said bass box phase-reversing tube are provided with opening; First end opening is in the casing of said bass box portion, and second end opening is outside the casing of said bass box portion, and the internal diameter of said bass box phase-reversing tube increases to second end from first end gradually.
Alternatively, said push-pull type audio amplifier and said bass box phase-reversing tube all are arranged on the casing antetheca of said bass box portion, and said full-range speaker and said gamut phase-reversing tube are arranged on the casing antetheca of said whole tone case portion.
Alternatively, the bottom of said push-pull type audio amplifier to the inboard distance of the casing rear wall of said bass box portion smaller or equal to 30 millimeters.
Alternatively; Said gamut phase-reversing tube is a curve bend; The two ends of said gamut phase-reversing tube are provided with opening; First end opening is in the casing of said whole tone case portion, and second end opening is outside the casing of said whole tone case portion, and the internal diameter of said gamut phase-reversing tube increases to second end from first end gradually.
Alternatively, said whole tone case portion also is provided with high pitch loudspeaker, and said high pitch loudspeaker is arranged on the casing antetheca of said whole tone case portion.
Alternatively, said bar shaped sound equipment also comprises the circuit board that said subwoofer, full-range speaker and high pitch loudspeaker are controlled of being used for that is arranged on said bass box portion or whole tone case portion.
Alternatively, said circuit board comprises frequency dividing circuit, and said frequency dividing circuit is connected with said subwoofer, full-range speaker and high pitch loudspeaker respectively.
The utility model also provides a kind of bar shaped sound equipment; Comprise: be arranged on bass box portion and two whole tone case portions on the same bar shaped sound box; Said bass box portion is arranged between two whole tone case portions; Said whole tone case portion is provided with full-range speaker and gamut phase-reversing tube, and said bass box portion is provided with passive loud speaker and push-pull type audio amplifier, comprises two subwoofers that are set up in parallel in the said push-pull type audio amplifier; And one of them subwoofer opening is outside the casing of said bass box portion, and another subwoofer opening is in the casing of said bass box portion.
The utility model also provides a kind of television set, comprising: television set body and the above-mentioned bar shaped sound equipment that is arranged on said television set body below, the audio frequency output of said television set is connected to said bar shaped sound equipment.
Can know by technique scheme; The utility model is through being arranged to two subwoofers in the push-pull type audio amplifier of basso one positive one anti-arrangement mode; Not only simplified the structure of sound equipment, reduced the volume of sound equipment, thereby the bar shaped sound equipment is prone to and frivolous TV coupling; And can also effectively reduce bad vibration, improve the bass tonequality of sound equipment.
Description of drawings
Fig. 1 is the structural representation of the utility model bar shaped sound equipment embodiment one;
Fig. 2 is the structural representation of the utility model bar shaped sound equipment embodiment two;
Fig. 3 is the structural representation of the utility model bar shaped sound equipment embodiment three;
Fig. 4 is the structural representation of the utility model bar shaped sound equipment embodiment four;
Fig. 5 is the structural representation of the utility model television set.
The main element symbol description:
Embodiment
Below in conjunction with accompanying drawing the preferred embodiment of the utility model is carried out detailed explanation.
Fig. 1 is the structural representation of the utility model bar shaped sound equipment embodiment one; As shown in Figure 1; The bar shaped sound equipment of present embodiment comprises: be arranged on bass box portion 2 and two whole tone case portions 1 on the same bar shaped sound box; Bass box portion 2 is arranged between two whole tone case portions 1; Whole tone case portion 1 is provided with full-range speaker 11 and gamut phase-reversing tube 12, and bass box portion 2 is provided with bass box phase-reversing tube 22 and push-pull type audio amplifier 21, comprises two subwoofers that are set up in parallel each other 211 in the push-pull type audio amplifier 21; And one of them subwoofer opening is outside the casing of said bass box portion, and another subwoofer opening is in the casing 1 of said bass box portion.
In the present embodiment, two subwoofers 211 in the push-pull type audio amplifier 21 are to be set up in parallel, and an opening is inside, and promptly opening is towards the resonator 23 of bass box portion 2, and its voice signal that sends passes to outside the casing of bass box portion through bass box phase-reversing tube 22; Another opening is outside; Promptly two subwoofers 211 adopt one positive one anti-arrangement mode, and the control signal of its input adopts the mode of homophase input, thereby make its power output be equivalent to the output of two single loud speakers; The volume that therefore can effectively reduce the push-pull type audio amplifier can provide bigger bass power simultaneously again; And because two subwoofers are installed between the front and rear wall of push-pull type sound box, in the loud speaker voiced process, its reaction force is cancelled out each other; Can the bad vibration of push-pull type audio amplifier 21 be dropped to minimum; Thereby improve bass tonequality, therefore, the bar shaped sound equipment of present embodiment need not to add the subwoofer audio amplifier just can reach higher bass power and bass effect preferably.
Present embodiment is through being arranged to two subwoofers in the push-pull type audio amplifier of basso one positive one anti-arrangement mode; Not only simplified the structure of sound equipment; Reduced the volume of sound equipment; Thereby the bar shaped sound equipment is prone to and frivolous TV coupling, and can also effectively reduces bad vibration, improve the bass tonequality of sound equipment.
Fig. 2 is the structural representation of the utility model bar shaped sound equipment embodiment two; Present embodiment and difference embodiment illustrated in fig. 1 are; Whole tone case portion 1 also is provided with high pitch loudspeaker 14, is used to improve the power output of high pitch audio frequency, thereby can improve the high pitch audio frequency of bar shaped sound equipment; Further; The bar shaped sound equipment of present embodiment can also comprise circuit board 15, and circuit board 15 can be arranged on bass box portion 2 or whole tone case portion 1, and this circuit board 15 comprises the frequency dividing circuit (not shown); Frequency dividing circuit is connected with subwoofer 221, full-range speaker 11 and high pitch loudspeaker 14 respectively; Be used to control the audio signal of each loud speaker output, in the practical application, the frequency dividing circuit of this circuit board is also configurable in the supporting television set of this bar shaped sound equipment.
Fig. 3 is the structural representation of the utility model bar shaped sound equipment embodiment three; As shown in Figure 3, present embodiment and difference embodiment illustrated in fig. 2 are, the casing inside and outside curve bend of bass box phase-reversing tube 22 for being communicated with bass box portion 2; The two ends of bass box phase-reversing tube 22 are provided with opening; First end opening in the casing of bass box portion 2, promptly an end opening be positioned at bass box portion 2 resonator 23, the second end openings outside the casing of 2 bass box portions 2; And the internal diameter of bass box phase-reversing tube 22 increases to second end from first end gradually, promptly bass box phase-reversing tube 22 adopt tubaeform outwardly open airduct be communicated with bass box portion resonator 23 inside and outside.Through adopting the bigger curve bend structure of outside opening can effectively reduce the air sinuous flow in the airduct; Air sinuous flow in the pipe can be discharged outside the casing smoothly, adopt the curve bend structure, avoided the reflection of sound wave in airduct; Can also avoid simultaneously the airduct standing wave to produce; Therefore, the bass box phase-reversing tube of present embodiment can effectively reduce the distortion of low frequency, increases bass output.
Gamut phase-reversing tube in above-mentioned each embodiment also can adopt the bend pipe structure of the bass box phase-reversing tube 22 shown in Fig. 3 embodiment; Be that gamut phase-reversing tube 12 is curve bend; The two ends of gamut phase-reversing tube 12 are provided with opening; First end opening is in the casing of said whole tone case portion 1, and second end opening is outside the casing of said whole tone case portion 1, and the internal diameter of gamut phase-reversing tube 12 increases to second end from first end gradually.The opening of gamut phase-reversing tube 12 in the resonator 13 of whole tone case portion 1 can improve the audio quality and the whole tone output of gamut less than opening outside the casing and the whole curve bend structure that adopts, and its know-why and effect repeat no more.
In above-mentioned each embodiment; Push-pull type audio amplifier 21 and bass box phase-reversing tube 22 can all be arranged on the casing antetheca 24 of bass box portion 2; In the practical application; The casing rear wall of push-pull type audio amplifier 21 and sidewall can be into a single integrated structure with the casing antetheca 24 of bass box portion 2, and full-range speaker 11 and gamut phase-reversing tube 12 are arranged on the casing antetheca of whole tone case portion 1.Wherein, the bass conversion efficiency smaller or equal to 30 millimeters, with effective increase acoustic load, is further improved to the inboard distance L of the casing rear wall of bass box portion 2 in the bottom of push-pull type audio amplifier 21.When distance L is big; Acoustic load is less relatively; So suitably adjust the distance L of the rear wall of inner push-pull type audio amplifier 21 and casing; Soon the opening and the casing rear wall of the subwoofer in the resonator 23 of bass box portion 2 keep the suitable acoustic load of distance to satisfy the demand, thereby improve the bass conversion efficiency.
Fig. 4 is the structural representation of the utility model bar shaped sound equipment embodiment four; As shown in Figure 4; The bar shaped sound equipment of present embodiment and the difference among above-mentioned Fig. 1～Fig. 3 are; Bass box phase-reversing tube 22 in bass box portion 2 is replaced by passive loud speaker 25, and passive loud speaker is a kind of loud speaker that removes voice coil loudspeaker voice coil and magnetic circuit system, is a kind of loud speaker that is caused its vibrating diaphragm sheet vibration by the vibration of the gas in the resonant tank.Equally; Gamut phase-reversing tube 12 in the whole tone case portion 1 also can be replaced by passive loud speaker; Adopt the phase-reversing tube of passive loud speaker replacement tubulose, can avoid the airflow noise of the generation of gas stream when phase-reversing tube, can also make its diaphragm with the airstream vibration in the resonator; Thereby make that the output of bar shaped sound equipment is bigger, acoustical quality is better.
Fig. 5 is the structural representation of the utility model television set; As shown in Figure 5; The television set of present embodiment comprises: the bar shaped sound equipment 200 of arbitrary embodiment of television set body 100 and the above-mentioned Fig. 1 that is arranged on television set body 100 belows～shown in Figure 4, the audio frequency output of television set is connected to bar shaped sound equipment 200.Present embodiment can be used for carrying out the technical scheme of above-mentioned bar shaped sound equipment embodiment, and its know-why and the technique effect that reaches are similar, repeat no more.
What should explain at last is: above embodiment only in order to the explanation the utility model technical scheme but not limit it; Although the utility model has been carried out detailed explanation with reference to preferred embodiment; Those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement the technical scheme of the utility model, also can not make amended technical scheme break away from the spirit and the scope of the utility model technical scheme and these are revised or be equal to replacement.
Claims (10)
1. bar shaped sound equipment; It is characterized in that; Comprise: be arranged on bass box portion and two whole tone case portions on the same bar shaped sound box, said bass box portion is arranged between two whole tone case portions, and said whole tone case portion is provided with full-range speaker and gamut phase-reversing tube; Said bass box portion is provided with bass box phase-reversing tube and push-pull type audio amplifier; Comprise two subwoofers that are set up in parallel in the said push-pull type audio amplifier, and one of them subwoofer opening is outside the casing of said bass box portion, another subwoofer opening is in the casing of said bass box portion.
2. bar shaped sound equipment according to claim 1; It is characterized in that; Said bass box phase-reversing tube is for being communicated with the inside and outside curve bend of casing of said bass box portion, and the two ends of said bass box phase-reversing tube are provided with opening, and first end opening is in the casing of said bass box portion; Second end opening is outside the casing of said bass box portion, and the internal diameter of said bass box phase-reversing tube increases to second end from first end gradually.
3. bar shaped sound equipment according to claim 1; It is characterized in that; Said push-pull type audio amplifier and said bass box phase-reversing tube all are arranged on the casing antetheca of said bass box portion, and said full-range speaker and said gamut phase-reversing tube are arranged on the casing antetheca of said whole tone case portion.
4. bar shaped sound equipment according to claim 3 is characterized in that, the bottom of said push-pull type audio amplifier to the inboard distance of the casing rear wall of said bass box portion smaller or equal to 30 millimeters.
5. bar shaped sound equipment according to claim 1; It is characterized in that; Said gamut phase-reversing tube is a curve bend, and the two ends of said gamut phase-reversing tube are provided with opening, and first end opening is in the casing of said whole tone case portion; Second end opening is outside the casing of said whole tone case portion, and the internal diameter of said gamut phase-reversing tube increases to second end from first end gradually.
6. according to each described bar shaped sound equipment in the claim 1～5, it is characterized in that said whole tone case portion also is provided with high pitch loudspeaker, said high pitch loudspeaker is arranged on the casing antetheca of said whole tone case portion.
7. bar shaped sound equipment according to claim 6 is characterized in that, also comprises the circuit board that said subwoofer, full-range speaker and high pitch loudspeaker are controlled of being used for that is arranged on said bass box portion or whole tone case portion.
8. bar shaped sound equipment according to claim 7 is characterized in that said circuit board comprises frequency dividing circuit, and said frequency dividing circuit is connected with said subwoofer, full-range speaker and high pitch loudspeaker respectively.
9. bar shaped sound equipment; It is characterized in that; Comprise: be arranged on bass box portion and two whole tone case portions on the same bar shaped sound box, said bass box portion is arranged between two whole tone case portions, and said whole tone case portion is provided with full-range speaker and gamut phase-reversing tube; Said bass box portion is provided with passive loud speaker and push-pull type audio amplifier; Comprise two subwoofers that are set up in parallel in the said push-pull type audio amplifier, and one of them subwoofer opening is outside the casing of said bass box portion, another subwoofer opening is in the casing of said bass box portion.
10. a television set is characterized in that, comprising: the television set body be arranged on said television set body below like each described bar shaped sound equipment in the claim 1～9, the output of the audio frequency of said television set is connected to said bar shaped sound equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220092613 CN202587345U (en) | 2012-03-13 | 2012-03-13 | Bar-shaped sound device and television equipped with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220092613 CN202587345U (en) | 2012-03-13 | 2012-03-13 | Bar-shaped sound device and television equipped with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202587345U true CN202587345U (en) | 2012-12-05 |
Family
ID=47256699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220092613 Expired - Fee Related CN202587345U (en) | 2012-03-13 | 2012-03-13 | Bar-shaped sound device and television equipped with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202587345U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320601A (en) * | 2014-10-10 | 2015-01-28 | 青岛海信电器股份有限公司 | Flat television |
| CN110198511A (en) * | 2018-02-26 | 2019-09-03 | 通用汽车环球科技运作有限责任公司 | System and method for reducing loudspeaker vibration |
| CN110460935A (en) * | 2019-09-19 | 2019-11-15 | 深圳东原电子有限公司 | A kind of hidden phase-reversing tube bar speaker structure |
| CN113273224A (en) * | 2019-01-11 | 2021-08-17 | 索尼集团公司 | Bar type speaker, audio signal processing method, and program |
-
2012
- 2012-03-13 CN CN 201220092613 patent/CN202587345U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320601A (en) * | 2014-10-10 | 2015-01-28 | 青岛海信电器股份有限公司 | Flat television |
| US9706279B2 (en) | 2014-10-10 | 2017-07-11 | Hisense Electric Co., Ltd. | Electronic device |
| CN104320601B (en) * | 2014-10-10 | 2017-09-29 | 青岛海信电器股份有限公司 | A kind of flat panel TV |
| CN110198511A (en) * | 2018-02-26 | 2019-09-03 | 通用汽车环球科技运作有限责任公司 | System and method for reducing loudspeaker vibration |
| CN113273224A (en) * | 2019-01-11 | 2021-08-17 | 索尼集团公司 | Bar type speaker, audio signal processing method, and program |
| CN110460935A (en) * | 2019-09-19 | 2019-11-15 | 深圳东原电子有限公司 | A kind of hidden phase-reversing tube bar speaker structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20160313 |