CN103200499A - Conical paper cone without center hole and loudspeaker with conical paper cone - Google Patents
Conical paper cone without center hole and loudspeaker with conical paper cone Download PDFInfo
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- CN103200499A CN103200499A CN2013101079976A CN201310107997A CN103200499A CN 103200499 A CN103200499 A CN 103200499A CN 2013101079976 A CN2013101079976 A CN 2013101079976A CN 201310107997 A CN201310107997 A CN 201310107997A CN 103200499 A CN103200499 A CN 103200499A
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- vibrating diaphragm
- cone
- voice coil
- paper cone
- center
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- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The invention discloses a conical paper cone without a center hole. The conical paper cone without the center hole comprises a corrugated rim and a vibrating diaphragm. An upward protrusion is arranged at the central position of the vibrating diaphragm so as to form a connecting cavity in the lower surface of the center of the vibrating diaphragm. Simultaneously disclosed is a loudspeaker with the conical paper cone. According the conical paper cone without the center hole and the loudspeaker with the conical paper cone, a through hole is not formed in the center of the vibrating diaphragm, a structure similar to a blind hole is formed, after connection of the vibrating diaphragm and a voice coil is achieved, the protrusion, namely a swell in the center of the vibrating diaphragm just protects the voice coil, dust is completely prevented from entering a magnetic gap, use and installation of a dust cover are eliminated, element cost and assembly cost are saved, meanwhile bonding places are reduced, and product quality is improved. Meanwhile, according to the loudspeaker, the dust cover is eliminated, the integral paper cone structure is adopted, paper cone transmission is used, the integrity of the vibrating diaphragm is not damaged at the same time, product instability due to excessive joints is avoided, and quality stability of a product is effectively improved.
Description
Technical field
The present invention relates to the loud speaker field, design a kind of do not have the taper cone of centre bore and the loud speaker with this cone especially.
Background technology
Loud speaker is a kind of electro-acoustic transducer device very commonly used, Figure 1 shows that the basic structure schematic diagram of the coil-moving speaker of prior art.As shown in Figure 1, existing coil-moving speaker comprises taper basin frame 1, fixedly install the magnetic conductor bowl 3 of taper basin frame 1 bottom, be arranged on the magnet 2 of magnetic conductor bowl center, be arranged on the magnetic conductive board 4 at magnet 2 tops, the taper cone 5 that outer peripheral edges are fixedlyed connected with basin frame opening, described taper cone center is fixedly connected with cylindrical skeleton, on described cylindrical skeleton, constitute voice coil loudspeaker voice coil 7 by a lead winding, also comprise outer end and the inner centring disk 6 of fixedlying connected with basin frame and cylindrical skeleton respectively and can spacing described cylindrical skeleton moving both vertically up and down simultaneously, wherein, form the uniform magnetic gap of a circle between described magnetic conductive board and the magnetic conductor bowl, the winding of voice coil loudspeaker voice coil partly is symmetrical in magnetic gap and arranges.
During moving-coil speaker work, the lead of voice coil loudspeaker voice coil winding has electric current to pass through, and according to left hand rule, the winding in magnetic gap can produce the power that conforms to direction with the current strength of flowing through and promote the cone motion.Because centring disk and cone are movabilities at the direction of vibration of cone, but on the direction vertical with direction of vibration very big rigidity are arranged then, guarantee voice coil loudspeaker voice coil winding part can be in magnetic gap proper motion and deflection does not take place.
But the center of traditional taper cone has central bore to be connected with the voice coil loudspeaker voice coil of loud speaker, in order to prevent that dust from entering magnetic gap, dust cover must be installed simultaneously, this just causes loudspeaker assembly to increase, for the assembling of loud speaker brings burden, increased manufacturing cost simultaneously.
Summary of the invention
Technical purpose of the present invention is the shortcoming that overcomes prior art, and a kind of loud speaker that does not have the cone of centre bore and have this cone is provided.
For realizing above-mentioned technical purpose, the technical solution adopted in the present invention is:
A kind of taper cone that does not have centre bore comprises ring and vibrating diaphragm, and described vibrating diaphragm center raises up to form connection chamber in the vibrating diaphragm central lower surface.
Wherein, the shape of cross section of described taper cone can have any shape, as circle or ellipse etc., these can not constitute any influence to the present invention, because the vibrating diaphragm of cone is thinner, the integrally formed projection in heart place fully therein in preparation, utilize this projection to form connection chamber in the vibrating diaphragm central lower surface, definite says, this projection comprises a sphere bulge and the vertical side that is connected bulge edge and vibrating diaphragm, described vertical side limitation forms connection chamber, and this projection can be integrally formed by mould in the preparation.This connection chamber and loudspeaker voice coil upper end coupling; can allow voice coil loudspeaker voice coil to insert accordingly and utilize adhesive glue to be connected and fixed; because the vibrating diaphragm center does not have through hole; the projection at vibrating diaphragm center after finishing being connected of vibrating diaphragm and voice coil loudspeaker voice coil, i.e. bulge just in time protects voice coil loudspeaker voice coil, does not worry that fully dust enters magnetic gap; save using and installing of dust cover; saved element cost and assembly cost, it is local to have reduced bonding simultaneously, improves the quality of products.
The cross section of described connection chamber is circle, ellipse or polygon.
A kind of loud speaker, comprise the cone that basin frame, outer peripheral edges fixedly connected with the basin frame, the voice coil loudspeaker voice coil of fixedlying connected with described cone center, described cone is each described cone of claim 1-3, and described voice coil loudspeaker voice coil upper end is inserted matchingly in the connection chamber and with the connection chamber internal face and fixedlyed connected.
The connection chamber internal face bonding connection of described voice coil loudspeaker voice coil and vibrating diaphragm.
With respect to prior art, beneficial effect of the present invention:
Vibrating diaphragm of the present invention center does not have through hole and the structure of similar blind hole that formed; the projection at vibrating diaphragm center after finishing being connected of vibrating diaphragm and voice coil loudspeaker voice coil; be that bulge just in time protects voice coil loudspeaker voice coil; do not worry that fully dust enters magnetic gap; save using and installing of dust cover; saved element cost and assembly cost, it is local to have reduced bonding simultaneously, improves the quality of products.
Simultaneously, loud speaker of the present invention has been save dust cover, adopts the cone structure of one, does not destroy the globality of vibrating diaphragm when utilizing the cone transmission, avoids because the product instability that the junction too much causes has effectively improved product quality stability.
Description of drawings
Figure 1 shows that the basic structure schematic diagram of the coil-moving speaker of prior art;
Figure 2 shows that cone structural representation of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
As shown in Figure 2, the conical cone 10 of no centre bore of the present invention comprises ring 11 and vibrating diaphragm 12, and described vibrating diaphragm center raises up and is formed with bulge 13 to form connection chamber 14 in the vibrating diaphragm central lower surface.Described ring 11 provides stroke and guiding for the vibrations of vibrating diaphragm 12, and this and prior art are similar, no longer launches to describe at this.Described vibrating diaphragm center raises up and forms a bulge, and the top coat sphere of this bulge, sphere can effectively reduce dust gathering thereon, avoid loud speaker is constituted influence.Described connection chamber forms by connecting the vertical side limitation of bulge outside with vibrating diaphragm, and described connection chamber is and the shape of voice coil loudspeaker voice coil coupling that its cross section can be circle or ellipse or polygon etc.
As one of cone of the present invention concrete the application, a kind of loud speaker of the present invention, comprise cone that basin frame, outer peripheral edges fixedly connected with the basin frame, with the voice coil loudspeaker voice coil of fixedlying connected in described cone center, this part-structure and prior art are similar, no longer describe at this.Wherein, described cone comprises ring and vibrating diaphragm, and described vibrating diaphragm center raises up and is formed with bulge to form the connection chamber that mates with described voice coil loudspeaker voice coil upper end in the vibrating diaphragm central lower surface.Described voice coil loudspeaker voice coil upper end is inserted matchingly in the connection chamber and with vibrating diaphragm and is fixedlyed connected.Preferably, the internal face of described voice coil loudspeaker voice coil and vibrating diaphragm connection chamber is bonding connection.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a taper cone that does not have centre bore comprises ring and vibrating diaphragm, it is characterized in that, described vibrating diaphragm center raises up to form connection chamber in the vibrating diaphragm central lower surface.
2. cone as claimed in claim 1 is characterized in that: described cone is for circular or oval.
3. cone as claimed in claim 1 or 2 is characterized in that: the cross section of described connection chamber is circular, ellipse or polygon.
4. loud speaker, comprise the cone that basin frame, outer peripheral edges fixedly connected with the basin frame, the voice coil loudspeaker voice coil of fixedlying connected with described cone center, it is characterized in that, described cone is each described cone of claim 1-3, and described voice coil loudspeaker voice coil upper end is inserted matchingly in the connection chamber and with the connection chamber internal face and fixedlyed connected.
5. loud speaker as claimed in claim 4 is characterized in that, the connection chamber internal face bonding connection of described voice coil loudspeaker voice coil and vibrating diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101079976A CN103200499A (en) | 2013-03-29 | 2013-03-29 | Conical paper cone without center hole and loudspeaker with conical paper cone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101079976A CN103200499A (en) | 2013-03-29 | 2013-03-29 | Conical paper cone without center hole and loudspeaker with conical paper cone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103200499A true CN103200499A (en) | 2013-07-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101079976A Pending CN103200499A (en) | 2013-03-29 | 2013-03-29 | Conical paper cone without center hole and loudspeaker with conical paper cone |
Country Status (1)
| Country | Link |
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| CN (1) | CN103200499A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028241A (en) * | 2016-08-02 | 2016-10-12 | 歌尔股份有限公司 | Loudspeaker |
| CN106375927A (en) * | 2016-11-28 | 2017-02-01 | 黄清山 | A manufacturing process of a loudspeaker |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2203006Y (en) * | 1994-06-24 | 1995-07-05 | 高一男 | Receiver with improved structure |
| CN2234166Y (en) * | 1995-02-21 | 1996-08-28 | 佳乐电子股份有限公司 | microphone diaphragm |
| CN1649445A (en) * | 2004-01-29 | 2005-08-03 | 日本先锋公司 | Dome shape vibration film and loudspeaker device with dome shape vibration film |
| CN201590894U (en) * | 2010-01-04 | 2010-09-22 | 东莞市石排乐音电子厂 | Mini-type loudspeaker |
| CN203167256U (en) * | 2013-03-29 | 2013-08-28 | 天津市隆耀成机电设备有限公司 | Tapered cone without central hole and loudspeaker with the cone |
-
2013
- 2013-03-29 CN CN2013101079976A patent/CN103200499A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2203006Y (en) * | 1994-06-24 | 1995-07-05 | 高一男 | Receiver with improved structure |
| CN2234166Y (en) * | 1995-02-21 | 1996-08-28 | 佳乐电子股份有限公司 | microphone diaphragm |
| CN1649445A (en) * | 2004-01-29 | 2005-08-03 | 日本先锋公司 | Dome shape vibration film and loudspeaker device with dome shape vibration film |
| CN201590894U (en) * | 2010-01-04 | 2010-09-22 | 东莞市石排乐音电子厂 | Mini-type loudspeaker |
| CN203167256U (en) * | 2013-03-29 | 2013-08-28 | 天津市隆耀成机电设备有限公司 | Tapered cone without central hole and loudspeaker with the cone |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028241A (en) * | 2016-08-02 | 2016-10-12 | 歌尔股份有限公司 | Loudspeaker |
| CN106375927A (en) * | 2016-11-28 | 2017-02-01 | 黄清山 | A manufacturing process of a loudspeaker |
| CN106375927B (en) * | 2016-11-28 | 2019-03-26 | 黄清山 | A kind of manufacture craft of loudspeaker |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130710 |
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| RJ01 | Rejection of invention patent application after publication |