CN203279147U - Horn type multi-point excitation loudspeaker case - Google Patents
Horn type multi-point excitation loudspeaker case Download PDFInfo
- Publication number
- CN203279147U CN203279147U CN 201320326634 CN201320326634U CN203279147U CN 203279147 U CN203279147 U CN 203279147U CN 201320326634 CN201320326634 CN 201320326634 CN 201320326634 U CN201320326634 U CN 201320326634U CN 203279147 U CN203279147 U CN 203279147U
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- casing
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Abstract
The utility model relates to a horn type multi-point excitation loudspeaker case, comprising a casing, bass loudspeaker units and high pitch loudspeaker units and characterized in that at least two bass loudspeaker units are included; the number of the high pitch loudspeaker units is the same with the number of the bass loudspeaker units; the casing is of a prolate type and is provided with lower installing holes and upper installing holes having a same number with the number of the bass loudspeaker units; the bass loudspeaker units are installed in the upper installing holes and lower installing holes; a long side of the casing is provided with a plurality of side holes distributed long a long shaft; the number of the side holes is the same with the number of the high pitch loudspeaker units; the high pitch loudspeaker units are installed in the side holes; The front of the high pitch loudspeaker units is provided with horns which are provided with bugles respectively corresponding with the high pitch loudspeaker units. The horn type multi-point excitation loudspeaker case has an ingenious and reasonable structure, can obtain best acoustical indexes at the same time of maintaining a thin type loudspeaker case, and can maintain better tone quality even the high pitch loudspeaker units are installed adown.
Description
Technical field
The utility model relates to a kind of loudspeaker enclosure, and a kind of horn-type excitation loudspeaker enclosure that loads bugle specifically belongs to the electroacoustic techniques field.
Background technology
In prior art, be applied to large-sized high-end LCD, PDP flat-panel TV set speaker product, generally adopt a plurality of loudspeaker units to form loudspeaker enclosures, to obtain wider frequency response bandwidth and high, medium and low frequency range tonequality preferably.But, because the slimming trend of flat-panel TV set is day by day obvious, require supporting speaker product structure thinner, and traditional a plurality of loudspeaker units are integrated in a thinner space structure, are difficult to obtain better tonequality.Therefore, seek a kind of novel loudspeaker enclosure, by the permutation and combination of a plurality of loudspeaker units position in casing, obtain best frequency response curve and tonequality and become extremely important.
Summary of the invention
The purpose of this utility model is to overcome above shortcomings in prior art, a kind of horn-type excitation loudspeaker enclosure is provided, its structure is ingenious rationally, adopt a plurality of high pitch loudspeakers unit, woofer unit to form the excitation source, and be loaded with bugle in front, high pitch loudspeaker unit, high pitch loudspeaker unit installation down on television set of loudspeaker enclosure can obtain the acoustics index of each frequency range optimum when keeping the loudspeaker enclosure slimming, even also can keep tonequality preferably.
The technical scheme that provides according to the utility model: horn-type excitation loudspeaker enclosure, comprise casing, woofer unit and high pitch loudspeaker unit, it is characterized in that: the quantity of described woofer unit is at least two, and the quantity of high pitch loudspeaker unit is identical with the quantity of woofer unit; Described casing is the prolate type, offer the upper installing hole that several distribute along its long axis direction on the upper surface of casing, offer the lower installing hole that several distribute along its long axis direction on the lower surface of casing, described lower installing hole is corresponding one by one with upper installing hole, the number of lower installing hole, upper installing hole is identical with the quantity of woofer unit, described woofer cellular installation is in upper installing hole and lower installing hole, and the acoustic radiating direction of woofer unit is towards the casing top; A long side of described casing is provided with several side openings that distributes along its long axis direction, the number of described side opening is identical with the quantity of high pitch loudspeaker unit, described high pitch loudspeaker cellular installation is in side opening, and the acoustic radiating direction of high pitch loudspeaker unit is towards casing one side; Front, described high pitch loudspeaker unit is provided with bugle, and bugle is fastening to be arranged on the side of casing, and bugle is provided with and high pitch loudspeaker unit horn one to one.
As further improvement of the utility model, described casing mainly is comprised of upper casing and lower casing, and described upper installing hole is opened on upper casing, and lower installing hole is opened on lower casing; A long side of described upper casing is provided with first side opening, and long side corresponding on described lower casing is provided with second side opening, and when upper casing and lower casing formed casing to spelling, first side opening and second side opening formed complete side opening to spelling.
As further improvement of the utility model, described casing is provided with the conduit that box house and outside air are conducted.
As further improvement of the utility model, described conduit is positioned at an end of long axis direction on casing, and conduit outer end opening and high pitch loudspeaker unit are positioned on the same side of casing.
As further improvement of the utility model, described casing mainly is comprised of upper casing and lower casing, one end of described upper casing long axis direction extends to form first conduit trough by reinforcement, correspondence one end of described lower casing long axis direction extends to form second conduit trough by reinforcement, when upper casing and lower casing formed casing to spelling, first conduit trough and second conduit trough formed complete conduit to spelling.
As further improvement of the utility model, the acoustic centre of source between adjacent high pitch loudspeaker unit distance should be less than or equal to the length of high pitch loudspeaker unit long axis direction, and the acoustic centre of source distance between adjacent woofer unit should be less than or equal to three times of the diameter length of woofer unit.
As further improvement of the utility model, on the external diameter of described woofer single vowel basin ring and casing, the internal diameter of installing hole matches, and sound basin ring is placed in installing hole; The external diameter of described woofer unit bottom U iron or T iron and the internal diameter of lower installing hole match, and U iron or T iron are placed in lower installing hole.
As further improvement of the utility model, the quantity of described woofer unit and high pitch loudspeaker unit is two, and two woofer unit, two high pitch loudspeaker unit are symmetricly set on respectively the two ends of housing long axis direction.
As further improvement of the utility model, be provided with rear shock absorbing ring between corresponding side opening on described high pitch loudspeaker unit and casing, be provided with front shock absorbing ring between the horn on described bugle and corresponding high pitch loudspeaker unit.
As further improvement of the utility model, described bugle is structure as a whole, and bugle is combined with screw fastening between casing.
The utility model compared with prior art, advantage is:The utility model structure is ingenious rationally, adopt two or more woofers unit and two or more high pitch loudspeakers unit formation excitation origin system, and be loaded with bugle in front, high pitch loudspeaker unit, high pitch loudspeaker unit installation down on television set of loudspeaker enclosure make loudspeaker enclosure can obtain the acoustics index of each frequency range optimum when keeping slimming, even also can keep tonequality preferably.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model embodiment.
Fig. 2 is the perspective view of lower casing in Fig. 1.
Fig. 3 is that Fig. 1 assembles but structural representation when not loading bugle.
Fig. 4 is of the present utility model overlooking and acoustic centre of source schematic diagram.
Fig. 5 is frequency response curve comparison diagram of the present utility model.
Description of reference numerals: 1-upper casing, 1a-upper installing hole, 1b-first side opening, 1c-first conduit trough, 2-woofer unit, 3-lower casing, 3a-lower installing hole, 3b-second side opening, 3c-second conduit trough, 4-rear shock absorbing ring, 5-high pitch loudspeaker unit, 6-front shock absorbing ring, 7-bugle, 7a-horn, 8-screw, 9-conduit.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is further described.
As shown in the figure: the horn-type excitation loudspeaker enclosure in embodiment mainly is comprised of upper casing 1, woofer unit 2, lower casing 3, rear shock absorbing ring 4, high pitch loudspeaker unit 5, front shock absorbing ring 6, bugle 7 and screw 8 etc.
As Fig. 1 ~ shown in Figure 3, the quantity of described woofer unit 2 is two, and the structural behaviour of two woofer unit 2 is just the same; The quantity of described high pitch loudspeaker unit 5 is also two, and the structural behaviour of two high pitch loudspeaker unit 5 is also just the same; Described casing is the prolate type, offer two upper installing hole 1a that distribute along its long axis direction on the upper surface of casing, offer two lower installing hole 3a that distribute along its long axis direction on the lower surface of casing, described lower installing hole 3a is corresponding one by one with upper installing hole 1a, described woofer unit 2 is arranged in installing hole 1a and lower installing hole 3a, and the acoustic radiating direction of woofer unit 2 is towards the casing top; A long side of described casing is provided with several side openings that distributes along its long axis direction, the number of described side opening is identical with the quantity of high pitch loudspeaker unit 5, described high pitch loudspeaker unit 5 is arranged in side opening, and the acoustic radiating direction of high pitch loudspeaker unit 5 is towards casing one side; 5 fronts, described high pitch loudspeaker unit are provided with the bugle 7 of integrative-structure, and bugle 7 use screws 8 are fastening to be arranged on the side of casing, and bugle 7 is provided with and high pitch loudspeaker unit 5 horn 7a one to one.
As shown in Figure 1, described casing is provided with the conduit 9 that box house and outside air are conducted, to strengthen the acoustic radiation efficiency of woofer unit 2.In illustrated embodiment, described conduit 9 is positioned at an end of long axis direction on casing, and conduit 9 outer end openings and high pitch loudspeaker unit 5 are positioned on the same side of casing.
As Fig. 1 ~ shown in Figure 3, in the utility model embodiment, described casing mainly is comprised of upper casing 1 and lower casing 3, and described upper installing hole 1a is opened on upper casing 1, and lower installing hole 3a is opened on lower casing 3; A long side of described upper casing 1 is provided with first side opening 1b, and long side corresponding on described lower casing 3 is provided with second side opening 3b, and when upper casing 1 was spelled the composition casing with 3 pairs of lower casings, first side opening 1b and second side opening 3b formed complete side opening to spelling.One end of described upper casing 1 long axis direction extends to form first conduit trough 1c by reinforcement, correspondence one end of described lower casing 3 long axis directions extends to form second conduit trough 3c by reinforcement, when upper casing 1 was spelled the composition casing with 3 pairs of lower casings, first conduit trough 1c and second conduit trough 3c formed complete conduit 9 to spelling.
In the utility model embodiment, the installation fixed form of described woofer unit 2 is specifically as Fig. 1 ~ shown in Figure 3, and on the external diameter of woofer unit 2 sound basin rings and casing, the internal diameter of installing hole 1a matches, and sound basin ring is placed in installing hole 1a; The external diameter of described woofer unit 2 bottom U iron and the internal diameter of lower installing hole 3a match, and U iron is placed in lower installing hole 3a.
In the utility model embodiment, described two woofer unit 2, two high pitch loudspeaker unit 5 are symmetricly set on respectively the two ends of housing long axis direction, and the acoustic radiating direction of the acoustic radiating direction of high pitch loudspeaker unit 5 and woofer unit 2 is not in the same side.As shown in Figure 4, acoustical behavior in order to ensure loudspeaker enclosure, in described horn-type excitation loudspeaker enclosure, the acoustic centre of source between adjacent high pitch loudspeaker unit 5 should be less than or equal to the length Δ of high pitch loudspeaker unit 5 long axis directions apart from x, and the acoustic centre of source distance y between adjacent woofer unit 2 should be less than or equal to three times of the diameter length φ of woofer unit 2.
In order further to improve the acoustical behavior of loudspeaker enclosure, be provided with rear shock absorbing ring 4 between corresponding side opening on described high pitch loudspeaker unit 5 and casing, be provided with front shock absorbing ring 6 between the horn 7a on described bugle 7 and corresponding high pitch loudspeaker unit 5.
As shown in Figure 5, through the reality test, the horn-type excitation loudspeaker enclosure in the utility model embodiment obviously is better than not loading the excitation loudspeaker enclosure of bugle 7 in the frequency response of 1K ~ 10KHz.
Claims (10)
1. horn-type excitation loudspeaker enclosure, comprise casing, woofer unit (2) and high pitch loudspeaker unit (5), it is characterized in that: the quantity of described woofer unit (2) is at least two, and the quantity of high pitch loudspeaker unit (5) is identical with the quantity of woofer unit (2), described casing is the prolate type, offer the upper installing hole (1a) that several distribute along its long axis direction on the upper surface of casing, offer the lower installing hole (3a) that several distribute along its long axis direction on the lower surface of casing, described lower installing hole (3a) is corresponding one by one with upper installing hole (1a), lower installing hole (3a), the number of upper installing hole (1a) is identical with the quantity of woofer unit (2), described woofer unit (2) is arranged in installing hole (1a) and lower installing hole (3a), the acoustic radiating direction of woofer unit (2) is towards the casing top, a long side of described casing is provided with several side openings that distributes along its long axis direction, the number of described side opening is identical with the quantity of high pitch loudspeaker unit (5), described high pitch loudspeaker unit (5) is arranged in side opening, and the acoustic radiating direction of high pitch loudspeaker unit (5) is towards casing one side, front, described high pitch loudspeaker unit (5) is provided with bugle (7), and bugle (7) is fastening to be arranged on the side of casing, and bugle (7) is provided with and high pitch loudspeaker unit (5) horn (7a) one to one.
2. horn-type excitation loudspeaker enclosure as claimed in claim 1, it is characterized in that: described casing mainly is comprised of upper casing (1) and lower casing (3), described upper installing hole (1a) is opened on upper casing (1), and lower installing hole (3a) is opened on lower casing (3); A long side of described upper casing (1) is provided with first side opening (1b), the upper corresponding long side of described lower casing (3) is provided with second side opening (3b), when upper casing (1) formed casing with lower casing (3) to spelling, first side opening (1b) formed complete side opening with second side opening (3b) to spelling.
3. horn-type excitation loudspeaker enclosure as claimed in claim 1 is characterized in that: described casing is provided with the conduit (9) that box house and outside air are conducted.
4. horn-type excitation loudspeaker enclosure as claimed in claim 3, it is characterized in that: described conduit (9) is positioned at an end of long axis direction on casing, and conduit (9) outer end opening and high pitch loudspeaker unit (5) are positioned on the same side of casing.
5. horn-type excitation loudspeaker enclosure as claimed in claim 3, it is characterized in that: described casing mainly is comprised of upper casing (1) and lower casing (3), one end of described upper casing (1) long axis direction extends to form first conduit trough (1c) by reinforcement, correspondence one end of described lower casing (3) long axis direction extends to form second conduit trough (3c) by reinforcement, when upper casing (1) formed casing with lower casing (3) to spelling, first conduit trough (1c) formed complete conduit (9) with second conduit trough (3c) to spelling.
6. horn-type excitation loudspeaker enclosure as claimed in claim 1, it is characterized in that: the acoustic centre of source between adjacent high pitch loudspeaker unit (5) distance (x) should be less than or equal to the length (Δ) of high pitch loudspeaker unit (5) long axis direction, and the acoustic centre of source distance (y) between adjacent woofer unit (2) should be less than or equal to three times of the diameter length (φ) of woofer unit (2).
7. horn-type excitation loudspeaker enclosure as claimed in claim 1, it is characterized in that: on the external diameter of described woofer unit (2) sound basin ring and casing, the internal diameter of installing hole (1a) matches, and sound basin ring is placed in installing hole (1a); Described woofer unit (2) bottom U iron or the external diameter of T iron and the internal diameter of lower installing hole (3a) match, and U iron or T iron are placed in lower installing hole (3a).
8. horn-type excitation loudspeaker enclosure as claimed in claim 1, it is characterized in that: the quantity of described woofer unit (2) and high pitch loudspeaker unit (5) is two, and two woofer unit (2), two high pitch loudspeaker unit (5) are symmetricly set on respectively the two ends of housing long axis direction.
9. horn-type excitation loudspeaker enclosure as claimed in claim 1, it is characterized in that: be provided with rear shock absorbing ring (4) between corresponding side opening on described high pitch loudspeaker unit (5) and casing, be provided with front shock absorbing ring (6) between the horn (7a) on described bugle (7) and corresponding high pitch loudspeaker unit (5).
10. horn-type excitation loudspeaker enclosure as claimed in claim 1, it is characterized in that: described bugle (7) is structure as a whole, between bugle (7) and casing with the fastening combination of screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320326634 CN203279147U (en) | 2013-06-06 | 2013-06-06 | Horn type multi-point excitation loudspeaker case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320326634 CN203279147U (en) | 2013-06-06 | 2013-06-06 | Horn type multi-point excitation loudspeaker case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203279147U true CN203279147U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320326634 Withdrawn - After Issue CN203279147U (en) | 2013-06-06 | 2013-06-06 | Horn type multi-point excitation loudspeaker case |
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| CN (1) | CN203279147U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269468A (en) * | 2013-06-06 | 2013-08-28 | 无锡杰夫电声有限公司 | Horn-type multipoint excitation speaker box |
| 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 |
| 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 |
| CN104378717A (en) * | 2014-10-30 | 2015-02-25 | 歌尔声学股份有限公司 | High pitch loudspeaker and method for achieving omnidirectional high pitch sound field |
| CN106412756A (en) * | 2016-11-09 | 2017-02-15 | 青岛海信电器股份有限公司 | Sound box assembly and television set |
-
2013
- 2013-06-06 CN CN 201320326634 patent/CN203279147U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269468A (en) * | 2013-06-06 | 2013-08-28 | 无锡杰夫电声有限公司 | Horn-type multipoint excitation speaker box |
| CN103269468B (en) * | 2013-06-06 | 2015-11-18 | 无锡杰夫电声有限公司 | Horn-type multipoint excitation speaker box |
| 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 |
| 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 |
| CN104113800B (en) * | 2014-07-25 | 2018-07-27 | 无锡杰夫电声股份有限公司 | Dumbbell type reflex cabinet with high pitch compensation |
| 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 |
| CN104378717A (en) * | 2014-10-30 | 2015-02-25 | 歌尔声学股份有限公司 | High pitch loudspeaker and method for achieving omnidirectional high pitch sound field |
| CN104378717B (en) * | 2014-10-30 | 2016-09-28 | 歌尔股份有限公司 | A kind of high pitch loudspeaker and a kind of realize all referring to the method to high pitch sound field |
| CN106412756A (en) * | 2016-11-09 | 2017-02-15 | 青岛海信电器股份有限公司 | Sound box assembly and television set |
| CN106412756B (en) * | 2016-11-09 | 2019-08-06 | 青岛海信电器股份有限公司 | Speaker component and television set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131106 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |