CN204518061U - Dual-drive speaker - Google Patents
Dual-drive speaker Download PDFInfo
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- CN204518061U CN204518061U CN201520074825.8U CN201520074825U CN204518061U CN 204518061 U CN204518061 U CN 204518061U CN 201520074825 U CN201520074825 U CN 201520074825U CN 204518061 U CN204518061 U CN 204518061U
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- vibrating diaphragm
- fixed
- voice coil
- iron
- magnet steel
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Abstract
The utility model relates to a kind of dual-drive speaker, comprise bar shaped support, described bar shaped support is longitudinally arranged at intervals with two installing holes, described installing hole is through hole, all magnetic circuit unit is fixed with in two installing holes, two magnetic circuit unit are along longitudinal linear array of bar shaped support, described magnetic circuit unit comprises U iron, the described outer wall of U iron and the hole wall of rack mounting apertures are fixed, magnet steel is fixed with in the indent of described U iron, gap is left between the inwall of described magnet steel and U iron, form magnetic gap, described magnet steel is fixed with washer, vibrating diaphragm is provided with above described washer, described vibrating diaphragm is fixed on support, described vibrating diaphragm lower surface is fixed with two ring-type voice coil loudspeaker voice coils, corresponding two magnetic circuit unit respectively, and make in the magnetic gap of ring-type voice coil loudspeaker voice coil between magnet steel and the inwall of U iron.This dual-drive speaker sound is large, tonequality good, and compact conformation, take up room little.
Description
Technical field
The utility model relates to a kind of loud speaker, particularly a kind of dual-drive speaker being applicable to ultra-thin panel and ultra-thin/super.
Background technology
In prior art, dull and stereotyped and pen is electric because space structure and the more and more thinner reason of appearance requirement, the structure space of conventional loudspeakers is also compressed further, and how making loud speaker obtain the experience of better tonequality is under these circumstances those skilled in the art's problem demanding prompt solutions.
Summary of the invention
The purpose of this utility model is the deficiency existed for prior art, and provide a kind of dual-drive speaker, this dual-drive speaker sound is large, tonequality good, and compact conformation, take up room little.
The purpose of this utility model is achieved in that and comprises bar shaped support, described bar shaped support is longitudinally arranged at intervals with two installing holes, described installing hole is through hole, all magnetic circuit unit is fixed with in two installing holes, two magnetic circuit unit are along longitudinal linear array of bar shaped support, described magnetic circuit unit comprises U iron, the described outer wall of U iron and the hole wall of rack mounting apertures are fixed, magnet steel is fixed with in the indent of described U iron, gap is left between the inwall of described magnet steel and U iron, form magnetic gap, described magnet steel is fixed with washer, vibrating diaphragm is provided with above described washer, described vibrating diaphragm is fixed on support, described vibrating diaphragm lower surface is fixed with two ring-type voice coil loudspeaker voice coils, corresponding two magnetic circuit unit respectively, and make in the magnetic gap of ring-type voice coil loudspeaker voice coil between magnet steel and the inwall of U iron.
Described vibrating diaphragm is rectangle, and described vibrating diaphragm comprises the ball top of the vibrating diaphragm being positioned at center and is positioned at the ring portion of vibrating diaphragm of marginal position, and two voice coil loudspeaker voice coils are fixed on vibrating diaphragm along the longitudinal separation of vibrating diaphragm, and are positioned at corresponding ball top internal diameter on vibrating diaphragm.
Described magnet steel, washer are rectangle, and described U iron is provided with rectangle indent, and described voice coil loudspeaker voice coil is straight-flanked ring.
Described support is provided with positioning step, and described vibrating diaphragm location is fixed on the positioning step of support.
Described vibrating diaphragm and support are adhesively fixed.
Described voice coil loudspeaker voice coil and vibrating diaphragm are adhesively fixed.
Described washer, magnet steel, U iron are adhesively fixed.
Adopt such scheme, the utility model is had the following advantages: because the bar shaped support of dual-drive speaker of the present utility model is longitudinally arranged at intervals with two installing holes, described installing hole is through hole, all magnetic circuit unit is fixed with in two installing holes, two magnetic circuit unit are along longitudinal linear array of bar shaped support, described magnetic circuit unit comprises U iron, the described outer wall of U iron and the hole wall of rack mounting apertures are fixed, magnet steel is fixed with in the indent of described U iron, gap is left between the inwall of described magnet steel and U iron, form magnetic gap, described magnet steel is fixed with washer, vibrating diaphragm is provided with above described washer, described vibrating diaphragm is fixed on support, described vibrating diaphragm lower surface is fixed with two ring-type voice coil loudspeaker voice coils, corresponding two magnetic circuit unit respectively, and make in the magnetic gap of ring-type voice coil loudspeaker voice coil between magnet steel and the inwall of U iron.
Adopt said structure, make this loud speaker can realize the sound press larger than conventional loudspeakers.Its cardinal principle is: according to the design fundamentals of loud speaker, and in TS parameter, BL value is the major parameter determining loud speaker sound press value size, and wherein " B " value is magnetic field intensity, and " L " value is the length of voice coil loudspeaker voice coil.Can draw according to magnetic simulation, when area is identical, single magnetic circuit unit is split as two magnetic circuit unit of a size, larger " B " value can be obtained; Same, when voice coil loudspeaker voice coil effective area is identical, two voice coil loudspeaker voice coils can obtain " L " value larger than a voice coil loudspeaker voice coil, and therefore the loud speaker of this Dual Drive can realize driving than tradition list the sound press that loud speaker is larger.
Adopt said structure, this loud speaker can be realized than the better audio of conventional loudspeakers, lower distortion.Its cardinal principle is: the loud speaker that traditional single-tone circle drives, nonlinear, unbalanced often in the vibration of low frequency, certain distortion can be caused, and have employed the loud speaker of double voice coil driving, vibrating diaphragm can be made more to balance in the vibration of low frequency, thus obtain lower distortion, better audio, make sound sound more melodious.
Adopt said structure, make this loud speaker can realize low-frequency effect more better than conventional loudspeakers.Its cardinal principle is: adopt the loud speaker that double voice coil drives, the quality of voice coil loudspeaker voice coil is greater than the quality of conventional loudspeakers voice coil loudspeaker voice coil, and according to the general principle of loudspeaker design, voice coil loudspeaker voice coil quality is larger, and the F0 of whole pronunciation unit is lower.As everyone knows, the F0 of loud speaker is the major parameter affecting actual hearing effect, and its value is less, and low frequency is better, and impression is that sound sounds more mellow and fuller, full intuitively, is rich in third dimension, makes people's body and mind happy.
The utility model flexible Application general principle of loudspeaker design, is bold in innovation, dares to attempting, and perfection solves and is limited to structure space and the problem that cannot play the maximum performance of loud speaker.
The utility model is when a loud speaker diaphragm element, the two magnetic field of double voice coil is used to drive, higher sensitivity is obtained than traditional single-tone circle list field drives, improve the design predicament of current flat panel and pen electricity loud speaker greatly, make loud speaker can send larger sound press in less structure space, tonequality obtains larger improvement.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of dual-drive speaker of the present utility model;
Fig. 2 is the cutaway view of dual-drive speaker of the present utility model;
Fig. 3 is the structural representation of support of the present utility model.
In accompanying drawing, 1 is support, and 2 is installing hole, and 3 is vibrating diaphragm, and 31 is ball top, and 32 is ring portion, and 4 is magnetic circuit unit, and 41 is U iron, and 42 is magnet steel, and 43 is washer, and 44 is magnetic gap, and 5 is voice coil loudspeaker voice coil.
Embodiment
See Fig. 1 to Fig. 3, a kind of dual-drive speaker, comprise bar shaped support 1, described bar shaped support is longitudinally arranged at intervals with two installing holes 2, described installing hole is through hole, magnetic circuit unit 4 is all fixed with in two installing holes, two magnetic circuit unit 4 are along longitudinal linear array of bar shaped support 1, described magnetic circuit unit 4 comprises U iron 41, the described outer wall of U iron 41 and the hole wall of rack mounting apertures are fixed, magnet steel 42 is fixed with in the indent of described U iron 41, gap is left between described magnet steel 42 and the inwall of U iron 41, form magnetic gap 44, described magnet steel 42 is fixed with washer 43, described washer 43 is fixed on the side of magnet steel near vibrating diaphragm, vibrating diaphragm 3 is provided with above described washer, described vibrating diaphragm is fixed on support, described vibrating diaphragm lower surface is fixed with two ring-type voice coil loudspeaker voice coils 5, corresponding two magnetic circuit unit respectively, and make in the magnetic gap of ring-type voice coil loudspeaker voice coil between magnet steel and the inwall of U iron.Described protecgulum is positioned at above vibrating diaphragm, covers vibrating diaphragm.Described in the present embodiment, magnet steel, washer are rectangle, and described U iron is provided with rectangle indent, and described voice coil loudspeaker voice coil 5 is straight-flanked ring.Described vibrating diaphragm and support are adhesively fixed.Described voice coil loudspeaker voice coil and vibrating diaphragm are adhesively fixed.Described washer, magnet steel, U iron are adhesively fixed.The described U iron of the present embodiment comprises bottom and four sidewalls, and four sidewalls orthogonal, in bottom, form the indent of U iron.Four sidewalls do not connect each other, are namely provided with breach between adjacent two side.Washer mainly plays magnetic conduction.Magnet steel is the device producing magnetic field.U iron mainly plays magnetic conduction.
Described vibrating diaphragm 3 is rectangle, and ring portion 32, two voice coil loudspeaker voice coil of the ball top 31 that described vibrating diaphragm comprises the vibrating diaphragm being positioned at center and the vibrating diaphragm that is positioned at marginal position is fixed on vibrating diaphragm along the longitudinal separation of vibrating diaphragm, and is positioned at corresponding ball top internal diameter on vibrating diaphragm.Namely the rectangle that the utility model is mentioned comprises rectangle and also comprises square.
Adopt said structure, make this loud speaker can realize the sound press larger than conventional loudspeakers.Its cardinal principle is: according to the design fundamentals of loud speaker, and in TS parameter, BL value is the major parameter determining loud speaker sound press value size, and wherein " B " value is magnetic field intensity, and " L " value is the length of voice coil loudspeaker voice coil.Can draw according to magnetic simulation, when area is identical, single magnetic circuit unit is split as two magnetic circuit unit of a size, larger " B " value can be obtained; Same, when voice coil loudspeaker voice coil effective area is identical, two voice coil loudspeaker voice coils can obtain " L " value larger than a voice coil loudspeaker voice coil, and therefore the loud speaker of this Dual Drive can realize driving than tradition list the sound press that loud speaker is larger.
Adopt said structure, this loud speaker can be realized than the better audio of conventional loudspeakers, lower distortion.Its cardinal principle is: the loud speaker that traditional single-tone circle drives, nonlinear, unbalanced often in the vibration of low frequency, certain distortion can be caused, and have employed the loud speaker of double voice coil driving, vibrating diaphragm can be made more to balance in the vibration of low frequency, thus obtain lower distortion, better audio, make sound sound more melodious.
Adopt said structure, make this loud speaker can realize low-frequency effect more better than conventional loudspeakers.Its cardinal principle is: adopt the loud speaker that double voice coil drives, the quality of voice coil loudspeaker voice coil is greater than the quality of conventional loudspeakers voice coil loudspeaker voice coil, and according to the general principle of loudspeaker design, voice coil loudspeaker voice coil quality is larger, and the F0 of whole pronunciation unit is lower.As everyone knows, the F0 of loud speaker is the major parameter affecting actual hearing effect, and its value is less, and low frequency is better, and impression is that sound sounds more mellow and fuller, full intuitively, is rich in third dimension, makes people's body and mind happy.
The utility model flexible Application general principle of loudspeaker design, is bold in innovation, dares to attempting, and perfection solves and is limited to structure space and the problem that cannot play the maximum performance of loud speaker.
The utility model is when a loud speaker diaphragm element, the two magnetic field of double voice coil is used to drive, higher sensitivity is obtained than traditional single-tone circle list field drives, improve the design predicament of current flat panel and pen electricity loud speaker greatly, make loud speaker can send larger sound press in less structure space, tonequality obtains larger improvement.
The utility model flexible Application general principle of loudspeaker design, is bold in innovation, dares to attempting, and perfection solves and is limited to structure space and the problem that cannot play the maximum performance of loud speaker.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (7)
1. a dual-drive speaker, it is characterized in that, comprise bar shaped support, described bar shaped support is longitudinally arranged at intervals with two installing holes, described installing hole is through hole, all magnetic circuit unit is fixed with in two installing holes, two magnetic circuit unit are along longitudinal linear array of bar shaped support, described magnetic circuit unit comprises U iron, the described outer wall of U iron and the hole wall of rack mounting apertures are fixed, magnet steel is fixed with in the indent of described U iron, gap is left between the inwall of described magnet steel and U iron, form magnetic gap, described magnet steel is fixed with washer, vibrating diaphragm is provided with above described washer, described vibrating diaphragm is fixed on support, described vibrating diaphragm lower surface is fixed with two ring-type voice coil loudspeaker voice coils, corresponding two magnetic circuit unit respectively, and make in the magnetic gap of ring-type voice coil loudspeaker voice coil between magnet steel and the inwall of U iron.
2. dual-drive speaker according to claim 1, it is characterized in that: described vibrating diaphragm is rectangle, described vibrating diaphragm comprises the ball top of the vibrating diaphragm being positioned at center and is positioned at the ring portion of vibrating diaphragm of marginal position, two voice coil loudspeaker voice coils are fixed on vibrating diaphragm along the longitudinal separation of vibrating diaphragm, and are positioned at corresponding ball top internal diameter on vibrating diaphragm.
3. dual-drive speaker according to claim 1, is characterized in that: described magnet steel, washer are rectangle, and described U iron is provided with rectangle indent, and described voice coil loudspeaker voice coil is straight-flanked ring.
4. dual-drive speaker according to claim 1, is characterized in that: described support is provided with positioning step, and described vibrating diaphragm location is fixed on the positioning step of support.
5. the dual-drive speaker according to claim 1 or 4, is characterized in that: described vibrating diaphragm and support are adhesively fixed.
6. dual-drive speaker according to claim 1, is characterized in that: described voice coil loudspeaker voice coil and vibrating diaphragm are adhesively fixed.
7. dual-drive speaker according to claim 1, is characterized in that: described washer, magnet steel, U iron are adhesively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074825.8U CN204518061U (en) | 2015-02-03 | 2015-02-03 | Dual-drive speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074825.8U CN204518061U (en) | 2015-02-03 | 2015-02-03 | Dual-drive speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204518061U true CN204518061U (en) | 2015-07-29 |
Family
ID=53715986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520074825.8U Expired - Fee Related CN204518061U (en) | 2015-02-03 | 2015-02-03 | Dual-drive speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204518061U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968977A (en) * | 2017-11-27 | 2018-04-27 | 重庆市量劲科技有限公司 | A kind of miniature dual-drive speaker |
| WO2020134464A1 (en) * | 2018-12-28 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
| CN111510832A (en) * | 2020-04-20 | 2020-08-07 | 厦门冠音泰科技有限公司 | Double-magnetic drive loudspeaker |
-
2015
- 2015-02-03 CN CN201520074825.8U patent/CN204518061U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968977A (en) * | 2017-11-27 | 2018-04-27 | 重庆市量劲科技有限公司 | A kind of miniature dual-drive speaker |
| WO2020134464A1 (en) * | 2018-12-28 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
| US11109147B2 (en) | 2018-12-28 | 2021-08-31 | AAC Technologies Pte. Ltd. | Sound generating device |
| CN111510832A (en) * | 2020-04-20 | 2020-08-07 | 厦门冠音泰科技有限公司 | Double-magnetic drive loudspeaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180531 Address after: 638600 Jiang Hua Road, Guanghua Industrial Town, Huaying City, Guang'an, Sichuan Patentee after: SICHUAN GOLDKIOSK TECHNOLOGY CO., LTD. Address before: 638600 Jiang Hua Road, industrial town, Huaying City, Guang'an, Sichuan Patentee before: Sichuan and sounds electronic Science and Technology Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20200203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |