CN204206437U - A kind of high pitch loudspeaker - Google Patents
A kind of high pitch loudspeaker Download PDFInfo
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- CN204206437U CN204206437U CN201420640435.8U CN201420640435U CN204206437U CN 204206437 U CN204206437 U CN 204206437U CN 201420640435 U CN201420640435 U CN 201420640435U CN 204206437 U CN204206437 U CN 204206437U
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- 239000006260 foam Substances 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 26
- 230000005855 radiation Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
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Abstract
The utility model discloses a kind of high pitch loudspeaker.Described high pitch loudspeaker has the advantage that volume is little, cost is low, comprises the first voice unit corresponding to L channel, the second voice unit corresponding to R channel, the irradiation structure that is made up of multiple horn.The technical program is identical by the horn number of the horn number with R channel that make L channel in irradiation structure, and the horn interval of the horn of described L channel and R channel is arranged, and by described multiple horn is evenly distributed on whole plane, make described loud speaker have stereosonic effect, and under less volume, realize 360 degree of sound fields of treble portion.
Description
Technical field
The utility model relates to technical field of acoustics, particularly a kind of high pitch loudspeaker.
Background technology
Along with the accumulation of the wealth of society and the quickening of rhythm of life, people propose higher requirement to outstanding quality of the life efficiently.Interesting to listen to music is then an indispensable part in life.Sound equipment is as the occurring source of music, and be widely used in life, work, study, in amusement.
Tradition sound equipment is that the sound field met in environment for use is uniformly distributed, multiple reflectors such as frequent multiple independent sound channel and metope with the use of, as existing ball top type high pitch loudspeaker utilizes loudspeaker to add phase plug to realize omnidirectional high pitch sound field, this scheme only monophony is suitable for, cannot do stereo, and whole sound system volume is large, with high costs.
For adapting to allegro life, sound equipment portability, versatility requirement becomes more urgent, and, omnidirectional sound field miniaturized to the volume of sound equipment proposes higher requirement.
Utility model content
In view of the above problems, propose the utility model to provide a kind of a kind of high pitch loudspeaker overcoming the problems referred to above or solve the problem at least in part, the technical solution of the utility model is achieved in that
The utility model provides a kind of high pitch loudspeaker, comprising:
The first voice unit corresponding to L channel, the second voice unit corresponding to R channel, the irradiation structure be made up of multiple horn;
In described irradiation structure, the horn number of L channel is identical with the horn number of R channel, and the horn interval of the horn of described L channel and R channel is arranged;
Described first voice unit and the second voice unit are assemblied on described irradiation structure respectively, the vibrating diaphragm of described first voice unit and the vibrating diaphragm of described second voice unit are arranged in opposite directions, and each horn of L channel only arranges the first sound channel perforate to described first voice unit, the L channel sound wave of described first voice unit radiation enters each horn of L channel along the first sound channel perforate; Each horn of R channel only arranges second sound channel perforate to described second voice unit, and the R channel sound wave of described second voice unit radiation enters each horn of R channel along second sound channel perforate.
Preferably, described multiple horn is evenly distributed on whole plane, and wherein, the number of the horn of described L channel is more than 2, and accordingly, the number of the horn of described R channel is also more than 2.
Preferably,
Described high pitch loudspeaker also comprises: the first sealing foam matched with described first voice unit, the second sealing foam matched with described second voice unit, wherein, described first sealing foam can be not in contact with each other with the vibrating diaphragm of the first voice unit around the first voice unit, and described second sealing foam can be not in contact with each other with the vibrating diaphragm of the second voice unit around the second voice unit;
Described first voice unit and described second voice unit are assemblied on irradiation structure respectively by described first sealing foam and described second sealing foam.
Preferably, described high pitch loudspeaker also comprises: first phase cone and second phase cone; Described first phase cone is fixed by symmetrically arranged bracing frame on each horn of L channel, is positioned at the dead ahead of the vibrating diaphragm of described first voice unit; Described second phase cone is fixed by symmetrically arranged bracing frame on each horn of R channel, is positioned at the dead ahead of the vibrating diaphragm of described second voice unit.
Based on such scheme, the central shaft of described first voice unit overlaps with the central shaft of described second voice unit, or the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit.
In technique scheme, when the central shaft of described first voice unit overlaps with the central shaft of described second voice unit, the horn of described L channel and the horn positional symmetry of described R channel.
In technique scheme, when the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit, described L channel horn and described R channel horn position asymmetric.
In technique scheme, when the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit, described L channel horn and described R channel horn position asymmetric.
In technique scheme, when the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit, described first voice unit and described second voice unit overlap in the axial direction.
Based on such scheme, described multiple horn is integrally formed, or is the some or all of parts be separated from each other.
The beneficial effects of the utility model are: the high pitch loudspeaker that the utility model provides, and have the advantage that structure is simple, volume is little, cost is low; By being arranged at the horn interval of the horn of L channel and R channel, high pitch loudspeaker is made to have stereosonic effect; By all horns are evenly distributed on whole plane in preferred version, the sound wave that horn is sent covers level 360 °, effectively solve acoustic construction of the prior art cannot realize under miniaturized, that cost is low versatility requirement 360 ° around stereosonic problem.
Accompanying drawing explanation
The assembly structure explosive view of the high pitch loudspeaker that Fig. 1 provides for the utility model one embodiment;
Fig. 2 shows the perspective view after being assembled together by each parts in Fig. 1;
Fig. 3 shows the cutaway view after being assembled together by each parts in Fig. 1;
The vertical view of the symmetrical horn of another kind that Fig. 4 provides for the utility model one embodiment;
Schematic diagram high pitch loudspeaker being carried out to sound field emulation that Fig. 5 provides for the utility model one embodiment;
The assembly structure explosive view of the high pitch loudspeaker that Fig. 6 provides for another embodiment of the utility model;
Fig. 7 shows the cutaway view after being assembled together by each parts in Fig. 6;
Fig. 8 shows the vertical view after the irradiation structure removal superstructure assembled by each parts in Fig. 6;
Fig. 9 shows the perspective view after being assembled together by each parts in Fig. 6.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
As Fig. 1-Fig. 5 jointly shown in, the high pitch loudspeaker that the utility model embodiment provides comprises: the first voice unit 11 corresponding to L channel, the second voice unit 12 corresponding to R channel, the irradiation structure 13 be made up of multiple horn (horn 141, horn 142), wherein irradiation structure 13 can be formed as one, also can be made up of the device be separated, in the present embodiment, irradiation structure 13 is formed as one.In a kind of mode of distortion, the first voice unit 11 also may be used for R channel, and the second voice unit 12 also may be used for L channel.
See Fig. 2, show the perspective view after being assembled together by each parts in Fig. 1.In irradiation structure 13, the horn number of L channel is identical with the horn number of R channel, and the horn 142 of the horn 141 of L channel and R channel is arranged by spaced walls interval, namely the horn 141 of L channel is disposed adjacent with the horn 142 of R channel, and the thickness of the spaced walls between horn adjusts according to the actual requirements.
See Fig. 3, show the cutaway view after being assembled together by each parts in Fig. 1.First voice unit 11 and the second high pitch list 12 yuan are assemblied on irradiation structure 13 respectively, the vibrating diaphragm 181 of the first voice unit 11 and the vibrating diaphragm 182 of the second voice unit 12 are arranged in opposite directions, and each horn 141 of L channel only arranges the first sound channel perforate 171 to the first voice unit 11, the L channel sound wave of the first voice unit 11 radiation enters each horn 141 of L channel along each first sound channel perforate 171, along the horn 141 of L channel, be finally transmitted to space from the phonate hole of horn 141; Each horn 142 of R channel only arranges second sound channel perforate 172 to the second voice unit 12, the R channel sound wave of the second voice unit 12 radiation enters each horn 142 of R channel along the perforate of each second sound channel 172, along the horn 142 of R channel, be finally transmitted to space from the phonate hole of horn 142.
It should be noted that, two voice units and irradiation structure 13 are made up of the material that hardness is larger usually, if directly assemble, gap can be produced, the sound of two voice unit sounding can enter irradiation structure 13 along with gap, and then affects tonequality, and the technical program adopts the sealing foam structure made of flexible material for sealing two voice units and irradiation structure 13 directly assembles the gap produced, realize non-rigid connection by foam on the one hand, ensure that the tonequality of sound equipment on the other hand.
Concrete, the first voice unit 11 and the second voice unit 12 are assemblied on irradiation structure 13 respectively by the first sealing foam 151 and the second sealing foam 152; First sealing foam 151 and the first voice unit 11 matches, the second sealing foam 152 and the second voice unit 12 match, first sealing foam 151 can around the first voice unit 11, namely the shape and size of sealing foam need to match with the shape and size of voice unit, and the vibrating diaphragm 181 of the first sealing foam 151 and the first voice unit 11 is not in contact with each other, second sealing foam 152 can around the second voice unit 12, and be not in contact with each other with the vibrating diaphragm 182 of the second voice unit 12, thus ensure that foam can not affect vibration of membrane of shaking.
Further, in the above-described embodiments, choose the voice unit with phase plug, as shown in Figure 3, described high pitch loudspeaker also comprise be first voice unit 11 arrange first phase cone 161 and be second voice unit 12 arrange second phase cone 162, wherein, first phase cone 161 is fixed by symmetrically arranged bracing frame on each horn 141 of L channel, is positioned at the dead ahead of the vibrating diaphragm 181 of the first voice unit 11; Second phase cone 162 is fixed by symmetrically arranged bracing frame on each horn 142 of R channel, is positioned at the dead ahead of the vibrating diaphragm 182 of the second voice unit 12, phase plug structure enable sound evenly be dissipated in each horn of left and right acoustic channels.And be that each phase plug is symmetrical arranged bracing frame on each corresponding horn, contribute to the more even of sound radiation.
Such as, high pitch sound wave head-on radiation is shown in Fig. 3, the L channel sound wave of the first voice unit 11 radiation runs into when first phase bores 161 and reflects, enter in each horn 141 of L channel along each first sound channel perforate 171, the R channel sound wave of the second voice unit 12 radiation runs into when second phase bores 162 and reflects, and enters in each horn 142 of R channel along each second sound channel perforate 172.
It should be noted that, the size of first phase in the technical program cone 161 and second phase cone 162, shape can corresponding adjustment according to the actual requirements.
In one preferred embodiment, above-mentioned multiple horn (141,142) is evenly distributed on whole plane, and wherein, the number of the horn 141 of L channel is more than 2, and accordingly, the number of the horn 142 of R channel is also more than 2.The number of horn is more, full sensing sound field effect is better, with reference to figure 5, for schematic diagram high pitch loudspeaker being carried out to sound field emulation that the utility model embodiment provides, in figure, the representative of each closed curve is positioned at the spatial point of same acoustic pressure, the raised points of sound pressure curve corresponds to the center of the phonate hole of horn, the corresponding spaced walls of depression points, as can be seen here, horn quantity is more, and distribute more even, the position difference of raised points and depression points is less, and then sound pressure curve is close to circle, also namely more close to 360 uniform sound field.Preferably, in the present embodiment, the number of the horn of L channel and R channel is respectively 6 or 8.
It should be noted that, the horn in the technical program and the shape of spaced walls, size all can corresponding adjustment according to actual needs, as long as meet the sound wave enabling the phonate hole of horn send to cover level 360 °.Such as, with reference to spaced walls visible in figure 4, figure, the horn of L channel and the horn of R channel are partitioned into six symmetrical shape, sidewall is the horn of circular shape, being different from sidewall in Fig. 2 is the horn of rectilinear form.
In a kind of embodiment, in above-described embodiment, the central shaft of the first voice unit 11 overlaps with the central shaft of the second voice unit 12, see the scene shown in Fig. 1 to 4.Namely the first voice unit 11 and the second voice unit 12 projection in the horizontal direction overlapped, now, horn 142 positional symmetry of the horn of L channel 141 and R channel; The central shaft of the first voice unit 11, the central shaft of the second voice unit 12 overlap mutually with central shaft three axle of irradiation structure 13.
But, the technical program overlaps including, but not limited to the central shaft of the first voice unit 11 with the central shaft of the second voice unit 12, in another kind of embodiment, the central shaft of the first voice unit 11 also can not overlap with the central shaft of the second voice unit 12, the embodiment that specifically jointly can illustrate see Fig. 6 to Fig. 9.
It should be noted that, no matter whether, two voice units can be arranged within irradiation structure 13 horn 142 positional symmetry of horn 141 and the R channel of L channel, or at least part of voice unit is arranged within irradiation structure 13.Further, the central shaft that the present embodiment does not limit voice unit is necessary for vertical axis, and voice unit can be obliquely installed relative to horizontal direction according to the change of the shape of irradiation structure.
The present embodiment is effectively bonded high pitch loudspeaker by means of only two voice units being arranged at left and right acoustic channels with the irradiation structure be made up of the spaced horn of left and right acoustic channels, make it have the advantage that structure is simple, volume is little, cost is low, and stereosonic effect can be realized; And further by being evenly distributed on whole plane by all horns, the sound wave enabling horn send covers level 360 °.
As Fig. 6-Fig. 9 jointly shown in, of the present utility modelly still another embodiment provides a kind of high pitch loudspeaker, the central shaft of the first voice unit 21 of described high pitch loudspeaker does not overlap with the central shaft of the second voice unit 22, now L channel horn 241 is asymmetric with described R channel horn 242 position, namely the first voice unit 21 is not overlapping with the second voice unit 22 projection in the horizontal direction, and the central shaft of the first voice unit 21, the central shaft of the second voice unit 22 do not overlap mutually with central shaft three axle of irradiation structure 23.
As shown in Figure 7, the cutaway view after being assembled together by each parts in Fig. 6 is shown.The irradiation structure 23 be made up of multiple horn (241,242) is made up of the device be separated, and comprises superstructure 231, understructure 232 and intermediate structure 230.
First voice unit 21 and the second voice unit 22 are assemblied on irradiation structure 23 respectively by the first sealing foam 251 and the second sealing foam 252, and sealed by the 3rd sealing foam 253 and directly combine the gap of assembling and producing by the superstructure 231 of irradiation structure 23 and intermediate structure 230, 4th sealing foam 254 seals and directly combines the gap of assembling and producing by the understructure 232 of irradiation structure 23 with intermediate structure 230, ensure that whole sound waves of the L channel of the first voice unit 21 enter in each horn 241 of L channel along the first sound channel perforate 271, whole sound waves of the R channel of the second voice unit 22 radiation enter in each horn 242 of R channel along second sound channel perforate 272, see Fig. 9, it illustrates the perspective view after being assembled together by each parts in Fig. 6.
It should be noted that, the central shaft of the first voice unit 21 does not overlap with the central shaft of the second voice unit 22, now L channel horn 241 is asymmetric with described R channel horn 242 position, with reference to figure 8, show irradiation structure that each parts in Fig. 6 are assembled remove superstructure after vertical view, the projection in the first voice unit 21 and the second voice unit 22 horizontal direction is staggered.
See Fig. 7, first voice unit 21 and the second voice unit 22 overlap in the axial direction, namely on direction perpendicular to axial direction, there is overlapping part in the first voice unit 21 and the second voice unit 22, preferably, the gross thickness of irradiation structure 23 is less than the thickness of the first voice unit 21 and the thickness sum of the second voice unit 22, thus ensure that and can realize entirely pointing to sound field with the sound equipment of more small size.
In irradiation structure 23, the horn number of L channel is identical with the horn number of R channel, and the horn 241 of L channel and the horn 242 of R channel are arranged by spaced walls interval, and the thickness of the spaced walls between each horn adjusts according to the actual requirements.
In one preferred embodiment, as shown in Figure 8, the horn of L channel 241 staggers in the horizontal direction with the horn 242 of R channel, after again vertical direction turning over turnback after horn 241 horizontal direction of L channel revolves turnback, with horn 242 position consistency of R channel.
The high pitch loudspeaker that the present embodiment provides, the central shaft of its first voice unit does not overlap with the central shaft of the second voice unit, stagger in the horizontal direction by making the first voice unit and the second voice unit, make the gross thickness of irradiation structure be less than the thickness of the first voice unit and the thickness sum of the second voice unit, thus make the structure of whole high pitch loudspeaker compacter.
In sum, the utility model provides a kind of high pitch loudspeaker, the irradiation structure that described high pitch loudspeaker comprises the first voice unit corresponding to L channel, the second voice unit corresponding to R channel and is made up of multiple horn, has the advantage that structure is simple, volume is little, cost is low; By being arranged at the horn interval of the horn of L channel and R channel, described high pitch loudspeaker is made to have stereosonic effect; And by all horns are evenly distributed on whole plane, the sound wave that horn is sent covers level 360 °, effectively solve acoustic construction of the prior art cannot realize under miniaturized, that cost is low versatility requirement 360 ° around stereosonic problem.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit protection range of the present utility model.All do within spirit of the present utility model and principle any amendment, equivalent replacement, improvement etc., be all included in protection range of the present utility model.
Claims (10)
1. a high pitch loudspeaker, is characterized in that, comprising: the first voice unit corresponding to L channel, the second voice unit corresponding to R channel, the irradiation structure be made up of multiple horn;
In described irradiation structure, the horn number of L channel is identical with the horn number of R channel, and the horn interval of the horn of described L channel and R channel is arranged;
Described first voice unit and the second voice unit are assemblied on described irradiation structure respectively, the vibrating diaphragm of described first voice unit and the vibrating diaphragm of described second voice unit are arranged in opposite directions, and each horn of L channel only arranges the first sound channel perforate to described first voice unit, the L channel sound wave of described first voice unit radiation enters each horn of L channel along the first sound channel perforate; Each horn of R channel only arranges second sound channel perforate to described second voice unit, and the R channel sound wave of described second voice unit radiation enters each horn of R channel along second sound channel perforate.
2. high pitch loudspeaker according to claim 1, is characterized in that,
Described multiple horn is evenly distributed on whole plane, and wherein, the number of the horn of described L channel is more than 2, and accordingly, the number of the horn of described R channel is also more than 2.
3. high pitch loudspeaker according to claim 1, it is characterized in that, described high pitch loudspeaker also comprises: the first sealing foam matched with described first voice unit, the second sealing foam matched with described second voice unit, wherein, described first sealing foam can be not in contact with each other with the vibrating diaphragm of the first voice unit around the first voice unit, and described second sealing foam can be not in contact with each other with the vibrating diaphragm of the second voice unit around the second voice unit;
Described first voice unit and described second voice unit are assemblied on irradiation structure respectively by described first sealing foam and described second sealing foam.
4. high pitch loudspeaker according to claim 1, is characterized in that, described high pitch loudspeaker also comprises: first phase cone and second phase cone; Described first phase cone is fixed by symmetrically arranged bracing frame on each horn of L channel, is positioned at the dead ahead of the vibrating diaphragm of described first voice unit; Described second phase cone is fixed by symmetrically arranged bracing frame on each horn of R channel, is positioned at the dead ahead of the vibrating diaphragm of described second voice unit.
5. the high pitch loudspeaker according to any one of claim 1-4, it is characterized in that, the central shaft of described first voice unit overlaps with the central shaft of described second voice unit, or the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit.
6. high pitch loudspeaker according to claim 5, is characterized in that, when the central shaft of described first voice unit overlaps with the central shaft of described second voice unit, and the horn of described L channel and the horn positional symmetry of described R channel.
7. high pitch loudspeaker according to claim 5, is characterized in that, when the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit, described L channel horn and described R channel horn position asymmetric.
8. high pitch loudspeaker according to claim 7, it is characterized in that, described L channel horn and described R channel horn position asymmetric time, after again vertical direction turning over turnback after the horn horizontal direction of described L channel revolves turnback, with the horn position consistency of described R channel.
9. high pitch loudspeaker according to claim 5, is characterized in that, when the central shaft of described first voice unit does not overlap with the central shaft of described second voice unit, described first voice unit and described second voice unit overlap in the axial direction.
10. high pitch loudspeaker according to claim 1, is characterized in that, described multiple horn is integrally formed, or is the some or all of parts be separated from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420640435.8U CN204206437U (en) | 2014-10-30 | 2014-10-30 | A kind of high pitch loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420640435.8U CN204206437U (en) | 2014-10-30 | 2014-10-30 | A kind of high pitch loudspeaker |
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| Publication Number | Publication Date |
|---|---|
| CN204206437U true CN204206437U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420640435.8U Withdrawn - After Issue CN204206437U (en) | 2014-10-30 | 2014-10-30 | A kind of high pitch loudspeaker |
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| Country | Link |
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| CN (1) | CN204206437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2014
- 2014-10-30 CN CN201420640435.8U patent/CN204206437U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2016065962A1 (en) * | 2014-10-30 | 2016-05-06 | 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 |
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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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20160928 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |