CN201708905U - Novel linear medium-high frequency compression driver - Google Patents
Novel linear medium-high frequency compression driver Download PDFInfo
- Publication number
- CN201708905U CN201708905U CN2010200034768U CN201020003476U CN201708905U CN 201708905 U CN201708905 U CN 201708905U CN 2010200034768 U CN2010200034768 U CN 2010200034768U CN 201020003476 U CN201020003476 U CN 201020003476U CN 201708905 U CN201708905 U CN 201708905U
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- voice coil
- high frequency
- magnetic
- diaphragm
- linear medium
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Abstract
The utility model discloses a novel linear medium-high frequency compression driver, which comprises a magnetic circuit structure. A voice coil is arranged at the output end of the magnetic circuit structure, a diaphragm is arranged at the output end of the voice coil, a phase plug is arranged at the output end of the diaphragm, a throat cover is coated outside the phase plug, and a matching surface between the phase plug matching with the diaphragm and the throat cover is a rectangular or long runner. The sounding components including the phase plug, the throat cover and the like of the novel linear medium-high frequency compression driver are rectangular or long runners, so that the driver can radiate approximately linear sound wave in the long axis direction directly, avoid adverse effects such as sound wave interference, counterbalance, superposition and the like when in playing of medium and high frequency sound and realize fine tone playing quality. In addition, the novel linear medium-high compression driver which is used as a compressed linear sound source transducer with fine performance can be applied to various sound installations widely.
Description
Technical field
The utility model relates to the compression linear sound-energy transducer of a kind of electro-acoustic transducer device, particularly a kind of new structure.
Background technology
Common electro-acoustic transducer device is for being similar to point sound source, and what sent is spherical sound wave, and this common electro-acoustic transducer device is along with the increase decay of diffusion length is serious.When requiring the high sound pressure long-distance transmissions, the simplest method is to arrange many loud speakers (transducer), to improve the acoustic pressure of being exported.But the thing followed is; When common electro-acoustic transducer device is worked in middle and high frequency range, wave length of sound is similar to the spacing between each loud speaker of point sound source, like this will be because of the range difference between the single loud speaker, produce phase interference, thereby on specific frequency, produce interference, counteracting or sound wave stack, the enhancing phenomenon of sound wave.Thereby the amplitude response of different frequency will produce very big difference, thereby has influenced the quality of public address.
In professional public address field,, all adopted various ways at present, acoustical generator can have been become be similar to linear sound for the high sound pressure that reaches acoustical signal, the purpose of long-distance transmissions.The sound wave energy that it sent to outdiffusion, has reduced the loss in the diffusion in the mode of near cylindrical sound wave, thereby reaches the purpose of long-distance transmissions.
The utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model provides that a kind of middle and high frequency broadcast quality is good, long transmission distance and decay novel linear sound source-linear middle and high frequency compressed drive few.
The technical scheme that its technical problem that solves the utility model adopts is:
Novel linear medium-high frequency compressed drive, comprise magnetic structure, the output of described magnetic structure is provided with voice coil loudspeaker voice coil, the output of described voice coil loudspeaker voice coil is provided with diaphragm, the output of described diaphragm is provided with phase plug, described phase plug is wrapped with operculum laryngis, and the face of matching of described phase plug that matches with diaphragm and operculum laryngis is rectangle or long runway shape.
Further, described diaphragm is rectangle or long runway shape.
Further, described voice coil loudspeaker voice coil is rectangle or long runway shape.
Further, described voice coil loudspeaker voice coil is combined side by side by at least two square, rectangles or circular voice coil loudspeaker voice coil.
Further, the working position of described diaphragm is the plane.
Further, the working position of described diaphragm is that the plane adds the system reinforcement.
Further, described magnetic structure is the external magnetic circuit structure, and described external magnetic circuit structure comprises the magnetic conduction lower plate, middle part on the described magnetic conduction lower plate is provided with the magnetic conduction core, described magnetic conduction core is wrapped with magnet steel, and described magnetic conduction core is provided with the magnetic conduction upper plate, and described magnetic conduction upper plate matches with voice coil loudspeaker voice coil.
Further, described magnetic structure is the internal magnetic type magnetic line structure, and described internal magnetic type magnetic line structure comprises magnetic conductor bowl, and the middle part in the described magnetic conductor bowl is provided with magnet steel, and described magnet steel is provided with the magnetic conduction upper plate, and described magnetic conduction upper plate matches with voice coil loudspeaker voice coil.
Further, firm sticking together between described voice coil loudspeaker voice coil and the diaphragm.
Further, the output of described phase plug and operculum laryngis is provided with horn.
The beneficial effects of the utility model are: sounding parts such as the phase plug of novel linear medium-high frequency compressed drive, operculum laryngis are rectangle or long runway shape, make driver can go out the sound wave of approximately linear in the long axis direction direct radiation, ill effects such as the sound wave interference that occurs when avoiding playing medium-high frequency sound, counteracting, stack, it is good to play tonequality.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is an external magnetic type compressed drive basic block diagram of the present utility model;
Fig. 2 is the structure chart of the compressed drive of the conventional forward phase plug composition of tradition;
Fig. 3 is the structure chart of the compressed drive of the conventional reverse phase plug composition of tradition;
Fig. 4 is the exploded view of the compressed drive of the conventional forward phase plug composition of tradition;
Fig. 5 is the stereogram of external magnetic type compressed drive of the present utility model;
Fig. 6 is the structure chart of diaphragm shapes of the present utility model;
Fig. 7 is the structure chart of several voice coil loudspeaker voice coils of the present utility model;
Fig. 8 is the constitutional diagram of diaphragm of the present utility model and voice coil loudspeaker voice coil group or difform voice coil loudspeaker voice coil;
Fig. 9 is the basic outline drawing of the phase plug of simple profile of the present utility model;
Figure 10 is the phase plug and the operculum laryngis structure chart of complex appearance of the present utility model;
Figure 11 is the internal magnetization compressed drive drawing in side sectional elevation after the combination of the present utility model;
Figure 12 is the internal magnetization compressed drive sectional arrangement drawing after the combination of the present utility model;
Figure 13 is the whole voice coil loudspeaker voice coil of the utility model external magnetic type diaphragm, rectangle, pad and magnetic circuit stereogram;
Figure 14 is the external magnetic type compressed drive drawing in side sectional elevation after the combination of the present utility model;
Figure 15 is the exploded view of the internal magnetization compressed drive formed of square, rectangle voice coil loudspeaker voice coil of the present utility model;
Figure 16 is that internal magnetization new type of compression driver of the present utility model adds the horn outline drawing;
Figure 17 is that external magnetic type new type of compression driver of the present utility model adds the horn outline drawing;
Figure 18 is the exploded view of the internal magnetization compressed drive of circular voice coil loudspeaker voice coil composition of the present utility model.
Embodiment
Fig. 2-4 is the compressed drive structure chart that generally adopts at present.Wherein Fig. 2 and Fig. 4 are respectively the structure chart and the exploded views of the compressed drive formed of forward phase plug, and phase plug 2 is outer to be protecgulum 11, are magnetic circuits 12 below the voice coil loudspeaker voice coil 6.Fig. 3 is the structure chart of the compressed drive of reverse phase plug composition.
With reference to Fig. 1, Fig. 5, Figure 13 and Figure 14, novel linear medium-high frequency compressed drive, comprise magnetic structure, the output of described magnetic structure is provided with voice coil loudspeaker voice coil 6, the output of described voice coil loudspeaker voice coil 6 is provided with diaphragm 1, the output of described diaphragm 1 is provided with phase plug 2, and described phase plug 2 is wrapped with operculum laryngis 3, and the face of matching of described phase plug 2 that matches with diaphragm 1 and operculum laryngis 3 is rectangle or long runway shape.
Fig. 9 shows the basic profile of simple profile phase plug, and Figure 10 shows the structure of the phase plug and the operculum laryngis of complex appearance.
With further reference to Fig. 6, described diaphragm 1 is rectangle or long runway shape.
With further reference to Fig. 7, described voice coil loudspeaker voice coil 6 is rectangle or long runway shape.
With further reference to Fig. 8, described voice coil loudspeaker voice coil 6 is combined side by side by at least two square, rectangles or circular voice coil loudspeaker voice coil.
Further, the working position of described diaphragm 1 is the plane.
Further, the working position of described diaphragm 1 is that the plane adds the system reinforcement.
Further, described magnetic structure is the external magnetic circuit structure, described external magnetic circuit structure comprises magnetic conduction lower plate 9, middle part on the described magnetic conduction lower plate 9 is provided with magnetic conduction core 10, described magnetic conduction core 10 is wrapped with magnet steel 8, described magnetic conduction core 10 is provided with magnetic conduction upper plate 7, and described magnetic conduction upper plate 7 matches with voice coil loudspeaker voice coil 6.
With further reference to Figure 11, described magnetic structure is the internal magnetic type magnetic line structure, and described internal magnetic type magnetic line structure comprises magnetic conductor bowl 15, and the middle part in the described magnetic conductor bowl 15 is provided with magnet steel 8, and described magnet steel 8 is provided with magnetic conduction upper plate 7, and described magnetic conduction upper plate 7 matches with voice coil loudspeaker voice coil 6.
Further, firm sticking together between described voice coil loudspeaker voice coil 6 and the diaphragm 1.
Further, described phase plug 2 is provided with horn 4 with the output of operculum laryngis 3.
With reference to Figure 11 and Figure 12, square, rectangle or circular voice coil loudspeaker voice coil make up in line side by side, drive the diaphragm of rectangle or long runway shape.Be provided with magnetic conductor bowl 15 below figure magnet steel 8, magnetic conductor bowl 15 has lower cover 13.
That Figure 14 has showed is square, the embodiment of rectangle and circular external magnetic type driver.
That Figure 15 has showed is square, the embodiment of rectangle and circular internal magnetization driver.
Figure 16 and Figure 17 are the embodiment after internal magnetization and external magnetic type driver add horn.
More than be that preferable enforcement of the present utility model is specified, but the utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite of the utility model spirit, modification that these are equal to or replacement all are included in the application's claim institute restricted portion.
Claims (10)
1. novel linear medium-high frequency compressed drive, comprise magnetic structure, the output of described magnetic structure is provided with voice coil loudspeaker voice coil (6), the output of described voice coil loudspeaker voice coil (6) is provided with diaphragm (1), the output of described diaphragm (1) is provided with phase plug (2), described phase plug (2) is wrapped with operculum laryngis (3), it is characterized in that: the face of matching of described phase plug (2) that matches with diaphragm (1) and operculum laryngis (3) is rectangle or long runway shape.
2. novel linear medium-high frequency compressed drive according to claim 1 is characterized in that: described diaphragm (1) is rectangle or long runway shape.
3. novel linear medium-high frequency compressed drive according to claim 1 is characterized in that: described voice coil loudspeaker voice coil (6) is rectangle or long runway shape.
4. novel linear medium-high frequency compressed drive according to claim 1 is characterized in that: described voice coil loudspeaker voice coil (6) is combined side by side by at least two square, rectangles or circular voice coil loudspeaker voice coil.
5. novel linear medium-high frequency compressed drive according to claim 1 is characterized in that: the working position of described diaphragm (1) is the plane.
6. novel linear medium-high frequency compressed drive according to claim 5 is characterized in that: the working position of described diaphragm (1) is that the plane adds the system reinforcement.
7. novel linear medium-high frequency compressed drive according to claim 1, it is characterized in that: described magnetic structure is the external magnetic circuit structure, described external magnetic circuit structure comprises magnetic conduction lower plate (9), middle part on the described magnetic conduction lower plate (9) is provided with magnetic conduction core (10), described magnetic conduction core (10) is wrapped with magnet steel (8), described magnetic conduction core (10) is provided with magnetic conduction upper plate (7), and described magnetic conduction upper plate (7) matches with voice coil loudspeaker voice coil (6).
8. novel linear medium-high frequency compressed drive according to claim 1, it is characterized in that: described magnetic structure is the internal magnetic type magnetic line structure, described internal magnetic type magnetic line structure comprises magnetic conductor bowl (15), middle part in the described magnetic conductor bowl (15) is provided with magnet steel (8), described magnet steel (8) is provided with magnetic conduction upper plate (7), and described magnetic conduction upper plate (7) matches with voice coil loudspeaker voice coil (6).
9. according to each described novel linear medium-high frequency compressed drive of claim 1 to 8, it is characterized in that: firm sticking together between described voice coil loudspeaker voice coil (6) and the diaphragm (1).
10. according to each described novel linear medium-high frequency compressed drive of claim 1 to 8, it is characterized in that: described phase plug (2) is provided with horn (4) with the output of operculum laryngis (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200034768U CN201708905U (en) | 2010-01-10 | 2010-01-10 | Novel linear medium-high frequency compression driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200034768U CN201708905U (en) | 2010-01-10 | 2010-01-10 | Novel linear medium-high frequency compression driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201708905U true CN201708905U (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200034768U Expired - Lifetime CN201708905U (en) | 2010-01-10 | 2010-01-10 | Novel linear medium-high frequency compression driver |
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| CN (1) | CN201708905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101790124B (en) * | 2010-01-10 | 2012-03-28 | 广州市锐丰音响科技股份有限公司 | Novel linear medium-high frequency compressed drive |
-
2010
- 2010-01-10 CN CN2010200034768U patent/CN201708905U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101790124B (en) * | 2010-01-10 | 2012-03-28 | 广州市锐丰音响科技股份有限公司 | Novel linear medium-high frequency compressed drive |
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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 |
Owner name: GUANGZHOU RUIFENG AUDIO TECHNOLOGY CO., LTD. Free format text: FORMER NAME: GUANGZHOU RUIFENG JIANGSHENG AUDIO + LIGHT PROJECT CO. LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Panyu District City, Guangdong province Guangzhou city bridge 511440 Yushan Road No. 106 two floor Patentee after: Guangzhou Ruifeng Audio Technology Co.,Ltd. Address before: Panyu District City, Guangdong province Guangzhou city bridge 511440 Yushan Road No. 106 two floor Patentee before: Guangzhou Ruifeng Jiangsheng Audio & Light Project Co. Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110112 Effective date of abandoning: 20100110 |