CN102104818B - Speaker voice coil tool - Google Patents
Speaker voice coil tool Download PDFInfo
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- CN102104818B CN102104818B CN 201110071480 CN201110071480A CN102104818B CN 102104818 B CN102104818 B CN 102104818B CN 201110071480 CN201110071480 CN 201110071480 CN 201110071480 A CN201110071480 A CN 201110071480A CN 102104818 B CN102104818 B CN 102104818B
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- voice coil
- frock
- loudspeaker voice
- tool
- dividing plate
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Abstract
The invention relates to a speaker voice coil tool provided with a ferromagnetic component. According to the technical scheme provided by the invention, the speaker voice coil tool comprises a tool body, the interior of which is hollow. The speaker voice coil tool is characterized in that: a protective partition board is arranged in the tool body, the plane of the protective partition board is vertical to the axis direction of the tool body, and the edge of the protective partition board is extended outwards and connected into a whole with the inner wall of the tool body; and the ferromagnetic component is tightly combined on the upper surface of the protective partition board. The speaker voice coil tool has simple, skilful and reasonable structure; and by arranging the protective partition board and the ferromagnetic component in the tool body, the risk that foreign matters enter the magnetic circuit clearance is reduced, and the speaker voice coil tool is positioned more accurately when the magnetic circuit structure of a speaker is assembled and is favorable for improving the assembly qualification rate of the speaker.
Description
Technical field
The invention belongs to the electroacoustic techniques field, relate to a kind of loudspeaker voice coil tool (or claim " sound rule "), specifically a kind of novel loudspeaker voice coil tool that is provided with ferromagnetic parts.
Background technology
Loudspeaker voice coil tool is used in the loud speaker assembling process, and operating personnel insert the bottom of frock in the voice coil loudspeaker voice coil endoporus, forms voice coil loudspeaker voice coil sound rule assembly, then this voice coil loudspeaker voice coil sound rule assembly is inserted in the magnetic circuit of loudspeaker gap, mainly plays location, spacing effect.Traditional loudspeaker voice coil tool is tubular structure, and its inner hollow adopts plastics or metal to make, and the outer diameter of loudspeaker voice coil tool is identical with the diameter of bore of voice coil loudspeaker voice coil.
In prior art, the loud speaker that is applied on the plate video equipments such as LCD, PDP generally adopts radial magnetic circuit structure, has namely additionally increased by a secondary magnet assembly at the magnetic pole core top, is beneficial to improve the acoustical behavioies such as the characteristic sensitivity of loudspeaker.And traditional loudspeaker voice coil tool easily produces deviations when being applied in this radial magnetic circuit structure with secondary magnet, and exists foreign matter to fall into the defectives such as magnetic circuit gap.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of loudspeaker voice coil tool that is specially adapted on the radial magnetic circuit structure loud speaker is provided, this tool structure is simple, ingenious, reasonable, can make loud speaker accurate positioning when assembling, prevent that simultaneously foreign matter from entering the magnetic circuit gap, improved the qualification rate of loud speaker assembling.
According to technical scheme provided by the invention, described loudspeaker voice coil tool, the frock body that comprises inner hollow, it is characterized in that: the inside of described frock body is provided with the protection dividing plate, the plane of protection dividing plate is perpendicular to the axis direction of frock body, the edge of protection dividing plate stretches out, and is connected with the frock inner body wall; The upper surface ferromagnetic parts of having combined closely at the protection dividing plate.
As a further improvement on the present invention, offer through hole on described protection dividing plate, offer the endoporus that communicates with described through hole on described ferromagnetic parts.Through hole on described protection dividing plate and the endoporus on ferromagnetic parts are opened in respectively center separately, and the size of endoporus greater than the size of through hole.The protected baffle for separating of described frock body is frock top and frock bottom two parts, and the pipe thickness on frock top is greater than the pipe thickness of frock bottom.The outer wall of described frock body is provided with the anti-skid design of being convenient to grip loading and unloading.
As a further improvement on the present invention, described frock body outer wall is provided with the step of a circle projection.The cross section of described frock body is circle or track type.Described ferromagnetic parts adopts iron, cobalt, nickel, ferrite, NdFeB material to make.
The present invention compared with prior art; advantage is: simple in structure, ingenious, reasonable; by protection dividing plate and ferromagnetic parts are set in the frock body interior; reduced on the one hand the risk that foreign matter enters the magnetic circuit gap; make on the other hand loudspeaker voice coil tool when being used for the magnetic circuit structure for loudspeaker assembling; it is more accurate to locate, and is conducive to improve the assembly qualified rate of loud speaker.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the structural representation of the embodiment of the present invention 2.
Fig. 3 is the perspective view of Fig. 2.
Fig. 4 is the vertical view of Fig. 2.
Fig. 5 is the upward view of Fig. 2.
Description of reference numerals: 1-frock body, 1a-frock top, 1b-frock bottom, 1c-protection dividing plate, 1d-through hole, 1e-step, 2-ferromagnetic parts, 2a-endoporus.
Embodiment
As shown in Figure 1, loudspeaker voice coil tool in the present embodiment is comprised of frock body 1 and ferromagnetic parts 2 two parts, frock body 1 inner hollow, be provided with protection dividing plate 1c in the inside of frock body 1, the plane of protection dividing plate 1c is perpendicular to the axis direction of frock body 1, the edge of protection dividing plate 1c stretches out, and is connected with frock body 1 inwall; At the upper surface of the protection dividing plate 1c ferromagnetic parts 2 of having combined closely.
In concrete the application; in the time of in frock is arranged on magnetic circuit structure for loudspeaker; the top of the secondary magnet that the bottom of the protection dividing plate 1c in frock body 1 and magnetic circuit structure for loudspeaker are interior contacts; ferromagnetic parts 2 is inhaled mutually with secondary magnet magnetization; make loudspeaker voice coil tool and whole magnetic structure close contact; overcome conventional loudspeakers voice coil loudspeaker voice coil tool locating deviation large, easily had foreign matter to enter the defective in magnetic circuit gap.
As Fig. 2 ~ shown in Figure 5; loudspeaker voice coil tool in the present embodiment is comprised of frock body 1 and ferromagnetic parts 2 two parts equally; the difference of itself and embodiment 1 is: offer through hole 1d on described protection dividing plate 1c, offer the endoporus 2a that communicates with described through hole 1d on described ferromagnetic parts 2.The effect of described through hole 1d and endoporus 2a is to make the air pressure in the space that protection dividing plate 1c bottom and magnetic structure consist of keep balance with outside atmospheric pressure, and when avoiding frock to take out, the formation negative pressure, cause the damage of voice coil loudspeaker voice coil or frock; Simultaneously also can reduce the weight of ferromagnetic parts 2.
Preferably, the through hole 1d on described protection dividing plate 1c and the endoporus 2a on ferromagnetic parts 2 are opened in respectively center separately, and the size of endoporus 2a greater than the size of through hole 1d.
As Fig. 1 ~ shown in Figure 5, in the above embodiments 1 and 2, the protected dividing plate 1c of described frock body 1 is divided into frock top 1a and frock bottom 1b two parts, and the pipe thickness of frock top 1a is greater than the pipe thickness of frock bottom 1b.Because when using frock, frock top 1a is the position of crawled gripping, the tube wall of frock top 1a is thicker can avoid its stress deformation; Frock bottom 1b will load onto voice coil loudspeaker voice coil and insert in the magnetic circuit gap, the tube wall of frock bottom the 1b thinner installation that can facilitate voice coil loudspeaker voice coil, handled easily and location.
The outer wall of described frock body 1 is provided with the anti-skid design of being convenient to grip loading and unloading.Anti-skid design is the nicking shape or other are beneficial to the decorative pattern of making, so that the taking and the installation of voice coil loudspeaker voice coil of frock.
Be provided with the step 1e of a circle projection on frock body 1 outer wall.When frock body 1 inserted in voice coil loudspeaker voice coil, the effect of location was played at the top that this protruding step 1e withstands voice coil loudspeaker voice coil.
The shape of described frock body 1 can arrange flexibly according to the shape of voice coil loudspeaker voice coil, and in general, the cross section of frock body 1 is circle or track type.
Claims (8)
1. loudspeaker voice coil tool, the frock body (1) that comprises inner hollow, it is characterized in that: the inside of described frock body (1) is provided with protection dividing plate (1c), the plane of protection dividing plate (1c) is perpendicular to the axis direction of frock body (1), the edge of protection dividing plate (1c) stretches out, and is connected with frock body (1) inwall; The upper surface ferromagnetic parts (2) of having combined closely at protection dividing plate (1c).
2. loudspeaker voice coil tool as claimed in claim 1, is characterized in that: offer through hole (1d) on described protection dividing plate (1c), offer the endoporus (2a) that communicates with described through hole (1d) on described ferromagnetic parts (2).
3. loudspeaker voice coil tool as claimed in claim 2; it is characterized in that: the through hole (1d) on described protection dividing plate (1c) and the endoporus (2a) on ferromagnetic parts (2) are opened in respectively center separately, and the size of endoporus (2a) greater than the size of through hole (1d).
4. loudspeaker voice coil tool as claimed in claim 1; it is characterized in that: the protected dividing plate of described frock body (1) (1c) is divided into frock top (1a) and frock bottom (1b) two parts, and the pipe thickness on frock top (1a) is greater than the pipe thickness of frock bottom (1b).
5. loudspeaker voice coil tool as claimed in claim 1, it is characterized in that: the outer wall of described frock body (1) is provided with the anti-skid design of being convenient to grip loading and unloading.
6. loudspeaker voice coil tool as claimed in claim 1 is characterized in that: described frock body (1) outer wall is provided with the step (1e) of a circle projection.
7. loudspeaker voice coil tool as claimed in claim 1, it is characterized in that: the cross section of described frock body (1) is circle or track type.
8. loudspeaker voice coil tool as claimed in claim 1 is characterized in that: described ferromagnetic parts (2) adopts iron, cobalt, nickel, ferrite, NdFeB material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110071480 CN102104818B (en) | 2011-03-23 | 2011-03-23 | Speaker voice coil tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110071480 CN102104818B (en) | 2011-03-23 | 2011-03-23 | Speaker voice coil tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102104818A CN102104818A (en) | 2011-06-22 |
| CN102104818B true CN102104818B (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110071480 Active CN102104818B (en) | 2011-03-23 | 2011-03-23 | Speaker voice coil tool |
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| Country | Link |
|---|---|
| CN (1) | CN102104818B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102291652B (en) * | 2011-07-14 | 2014-02-19 | 无锡杰夫电声有限公司 | Speaker voice coil tool |
| CN105828270A (en) * | 2016-04-20 | 2016-08-03 | 梧州恒声电子科技有限公司 | Analog gauge clamp of loudspeaker |
| CN105872913B (en) * | 2016-04-20 | 2019-07-26 | 梧州恒声电子科技有限公司 | A kind of sound film pre-bonding fixture of loudspeaker |
| CN107484086B (en) * | 2017-07-28 | 2019-08-27 | 歌尔股份有限公司 | Voice coil winding method and voice coil and acoustical generator equipped with the voice coil |
| CN111866696A (en) * | 2020-07-06 | 2020-10-30 | 东莞市融贤实业有限公司 | Multifunctional automatic balance sound gauge for loudspeaker and loudspeaker assembling method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201138868Y (en) * | 2007-12-28 | 2008-10-22 | 俞彦彪 | Voice coil set of loudspeaker |
| CN201957235U (en) * | 2011-03-23 | 2011-08-31 | 无锡杰夫电声有限公司 | Loudspeaker voice ring tool |
-
2011
- 2011-03-23 CN CN 201110071480 patent/CN102104818B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201138868Y (en) * | 2007-12-28 | 2008-10-22 | 俞彦彪 | Voice coil set of loudspeaker |
| CN201957235U (en) * | 2011-03-23 | 2011-08-31 | 无锡杰夫电声有限公司 | Loudspeaker voice ring tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102104818A (en) | 2011-06-22 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Address after: 214192 Xishan, Jiangsu, Beizhen Tin Tin Tin Road, No. eight, No. 228 Patentee after: WUXI JIEFU ELECTROACOUSTIC CO., LTD. Address before: 214192 eight Wuxi, Beizhen, Xishan District, Jiangsu Patentee before: Jiefu Electroacoustic Co., Ltd., Wuxi |