CN2909757Y - Loudspeaker of high power low resonance frequency - Google Patents
Loudspeaker of high power low resonance frequency Download PDFInfo
- Publication number
- CN2909757Y CN2909757Y CN 200620018567 CN200620018567U CN2909757Y CN 2909757 Y CN2909757 Y CN 2909757Y CN 200620018567 CN200620018567 CN 200620018567 CN 200620018567 U CN200620018567 U CN 200620018567U CN 2909757 Y CN2909757 Y CN 2909757Y
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- CN
- China
- Prior art keywords
- voice coil
- loudspeaker
- iron
- coil
- damper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
A high-power and low-resonance speaker is provided with a damper on the outer edge of the internal sound coil, so that the gravity of the coil is stable and even difficult to move. In addition, the sound coil tube can be shortened according to the characteristics of the speaker, thereby effectively reducing the depth of the speaker and preventing the speaker distortion, successfully achieving the beneficial effect of high power and low resonance.
Description
Technical field
The utility model provides a kind of horn structure, refers to a kind of loudspeaker that improve sensitivity and reduce the high power lower resonant frequency of the distortion factor especially.
Technical background
In the loudspeaker of commonly using, please cooperate consult shown in Figure 4, it mainly is provided with a U iron (U Yoke) 30, can be for being incorporated into support 40 bottoms, these U iron 30 central authorities are provided with a magnet 31, this magnet 31 is provided with a packing ring (Washer) 37, the solid voice coil loudspeaker voice coil (Voice Coil) 33 of outer rim cover of this packing ring 37, winding coil (Coil) 34 on this voice coil loudspeaker voice coil 33, and make and do not have the position of coil 34 on the voice coil loudspeaker voice coil 33 and form a voice coil loudspeaker voice coil pipe, and can be arranged with a damper (Damper) 32, and voice coil loudspeaker voice coil 33 tops are connected with a vibrating disk (Cone) 35, and the ora terminalis of this vibrating disk 35 then is connected with outstanding limit (Edge) 36.
By this, when the voice coil loudspeaker voice coil 33 of loudspeaker shook, voice coil loudspeaker voice coil 33 beginnings can prevent that voice coil loudspeaker voice coil 33 from colliding U iron 30 or magnet 31 and packing rings 37 by outstanding limit 36 and damper 32 when rock the side.
Yet, the damper 32 of this kind loudspeaker is arranged at voice coil loudspeaker voice coil 33 and does not have a position (as shown in Figure 4) of coil 34, make the voice coil loudspeaker voice coil pipe of voice coil loudspeaker voice coil 33 must have certain-length 33, otherwise fixedly damper 32, what therefore loudspeaker were relative needs than the long ccontaining voice coil loudspeaker voice coil 33 of the degree of depth, and causes the height of loudspeaker to descend; Moreover damper 32 is positioned at the place, top of voice coil loudspeaker voice coil 33, makes that voice coil loudspeaker voice coil 33 centers of gravity are higher, and rocks easily, causes the speaker sound distortion.
Because known loudspeaker, have above-mentioned shortcoming, the utility model people is inquired into research at the problem that known loudspeaker faced, and the method for positive searching solution, after repeatedly testing and improveing, create a kind of loudspeaker that can improve the high power lower resonant frequency of above-mentioned disappearance really finally.
Summary of the invention
The utility model purpose is, a kind of loudspeaker of high power lower resonant frequency are provided, and has overcome the defective of above-mentioned known loudspeaker, makes the reduction of loudspeaker height, reaches the effect of high power lower resonant frequency.
Technical solutions of the utility model: a kind of loudspeaker of high power lower resonant frequency, these loudspeaker include a U iron, and it is combined in a frame bottom, it is characterized in that;
The end face of this U iron, recessed have one to be gradually narrow stair-stepping accommodation space, and U iron is positioned at this accommodation space and constitutes an end difference, and these U iron central authorities have a magnet again;
The magnet outer rim is with a voice coil loudspeaker voice coil, is wound with coil on this voice coil loudspeaker voice coil, is coated with resistant to elevated temperatures viscose glue on the coil, and a damper is fixed on the coil with viscose glue, and the periphery of this damper then is fixedly connected on the end difference upper limb of U iron accommodation space.
Wherein, this support has by the bottom and is the shape that tapering extends out, its apical margin has outstanding limit, one lateral margin that should hang the limit is fixed in the apical margin of support, another lateral margin then is connected with a vibrating disk, another ora terminalis of this vibrating disk then differs from overhang with voice coil loudspeaker voice coil and is connected, and this vibrating disk is positioned at the top position place of voice coil loudspeaker voice coil, is stamped a dust cap.
Wherein, have a packing ring on this magnet, have a secondary magnet on this packing ring.
The beneficial functional of contrast prior art: by this, the utility model damper is fixed in the outer rim of coil, therefore the characteristic of voice coil loudspeaker voice coil pipe top according to loudspeaker can be shortened, make that the voice coil loudspeaker voice coil center of gravity is lower, be difficult for rocking collision U iron or magnet and packing ring, the voice coil loudspeaker voice coil of improveing known loudspeaker must have certain-length, otherwise fixing damper, with the shortcoming of damper in the place, top of voice coil loudspeaker voice coil.
The technology that relevant the utility model adopted, means and effect thereof after lifting a preferred embodiment now and cooperating graphic being described in more detail in, are believed the above-mentioned purpose of the utility model, structure and feature, when can by one deeply and concrete understanding.
Description of drawings
Fig. 1 is a three-dimensional appearance schematic diagram of the present utility model
Fig. 2 is a generalized section of the present utility model
Fig. 3 is another embodiment schematic diagram that the utility model coil is provided with
Fig. 4 is a generalized section of commonly using loudspeaker
Embodiment
The utility model system provides a kind of horn designs of high power lower resonant frequency.
At first, see also Fig. 1 to shown in Figure 2, loudspeaker of the present utility model include a U iron 10, the top edge of this U iron 10 can be for being incorporated into a support 20 bottoms (as shown in Figure 2), and the end face of this U iron 10 is arranged with one and is gradually narrow stair-stepping accommodation space 11, make U iron 10 be formed with an end difference 111 in this accommodation space 11, these U iron 10 central authorities are provided with a magnet 101 again, and magnet 101 is provided with a packing ring (Washer) 102, are provided with a secondary magnet 103 on this packing ring 102 again;
In addition in the voice coil loudspeaker voice coil 14 of the sheathed hollow of magnet 102 outer rims, be arranged with coil 15 on the lower end of this voice coil loudspeaker voice coil 14, and on coil 15, smear resistant to elevated temperatures viscose glue, for the solid damper (Damper) 16 of cover, the periphery of this damper 16 end difference 111 upper limbs that are connected in the accommodation space 11 of U iron 10 form fixing again;
This support 20 is the shape that tapering extends out by the bottom again, its apical margin is provided with outstanding limit 21, one lateral margin that should hang limit 21 is fixed in the apical margin of support 20, another lateral margin then is connected with a vibrating disk 22, another ora terminalis of this vibrating disk 22 then is connected with the end that voice coil loudspeaker voice coil 14 differs from coil 15, and this vibrating disk 22 is positioned at the place, top position of voice coil loudspeaker voice coil 14, and lid is established a dust cap 23.
By this, when the voice coil loudspeaker voice coil 14 of loudspeaker shakes, to have outstanding limit 21 and a damper 16 fixing because of voice coil loudspeaker voice coil 14, and damper 16 can be fixed on the coil 15 of voice coil loudspeaker voice coil 14, the periphery of damper 16 end difference 111 upper limbs that then are connected in the accommodation space 11 of U iron 10 form fixingly again, so can make voice coil loudspeaker voice coil 14 centers of gravity more steady, are difficult for rocking, and then the amplitude of voice coil loudspeaker voice coil 14 bias placements is dwindled, help to reduce the loudspeaker distortion; And the utility model is provided with magnet 101 and secondary magnet 103, effectively improves loudspeaker sensitivity.
In addition, because the damper 16 of loudspeaker is connected in the outer rim of coil 15, and utilizes resistant to elevated temperatures viscose glue cementation damper 16, be unlikely making damper 16 be subjected to the influence of coil 15 high temperature and disconnect, by this, the utility model provides another embodiment again, see also shown in Figure 3, the coil 15 on this voice coil loudspeaker voice coil 14, can glue the inside of being located at voice coil loudspeaker voice coil 14, can intercept the heat that coils 15 produce by voice coil loudspeaker voice coil 14, and reach effect of heat insulation, make damper 16 more not be subject to the influence of coil 15 high temperature and disconnect.
Because damper 16 of the present utility model is fixed in coil 15 outer rims, therefore can makes voice coil loudspeaker voice coil 14 can shorten length of the characteristic reduction of voice coil loudspeaker voice coil 14 tops, and when making voice coil loudspeaker voice coil 14 be installed in the loudspeaker, can reduce the height of loudspeaker according to loudspeaker.
Conclude above-mentioned said, the utility model has above-mentioned numerous usefulness and practical value simultaneously, and can effectively promote whole economic benefit, therefore the utility model is the splendid creation of an intention really, and in constructed field, do not see identical or approximate product public use, meet the key element of creating patent, file an application in accordance with the law.
Claims (3)
1. the loudspeaker of a high power lower resonant frequency, these loudspeaker include a U iron, and it is combined in a frame bottom, it is characterized in that;
The end face of this U iron, recessed have one to be gradually narrow stair-stepping accommodation space, and U iron is positioned at this accommodation space and constitutes an end difference, and these U iron central authorities have a magnet again;
The magnet outer rim is with a voice coil loudspeaker voice coil, is wound with coil on this voice coil loudspeaker voice coil, is coated with resistant to elevated temperatures viscose glue on the coil, and a damper is fixed on the coil with viscose glue, and the periphery of this damper then is fixedly connected on the end difference upper limb of U iron accommodation space.
2. the loudspeaker of high power lower resonant frequency as claimed in claim 1, it is characterized in that: this support has by the bottom and is the shape that tapering extends out, its apical margin has outstanding limit, one lateral margin that should hang the limit is fixed in the apical margin of support, another lateral margin then is connected with a vibrating disk, another ora terminalis of this vibrating disk then differs from overhang with voice coil loudspeaker voice coil and is connected, and this vibrating disk is positioned at the top position place of voice coil loudspeaker voice coil, is stamped a dust cap.
3. the loudspeaker of high power lower resonant frequency as claimed in claim 1 is characterized in that: have a packing ring on this magnet, have a secondary magnet on this packing ring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620018567 CN2909757Y (en) | 2006-03-28 | 2006-03-28 | Loudspeaker of high power low resonance frequency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620018567 CN2909757Y (en) | 2006-03-28 | 2006-03-28 | Loudspeaker of high power low resonance frequency |
Publications (1)
Publication Number | Publication Date |
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CN2909757Y true CN2909757Y (en) | 2007-06-06 |
Family
ID=38128966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200620018567 Expired - Fee Related CN2909757Y (en) | 2006-03-28 | 2006-03-28 | Loudspeaker of high power low resonance frequency |
Country Status (1)
Country | Link |
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CN (1) | CN2909757Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102685653A (en) * | 2012-04-28 | 2012-09-19 | 歌尔声学股份有限公司 | Loudspeaker |
-
2006
- 2006-03-28 CN CN 200620018567 patent/CN2909757Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102685653A (en) * | 2012-04-28 | 2012-09-19 | 歌尔声学股份有限公司 | Loudspeaker |
CN102685653B (en) * | 2012-04-28 | 2015-04-22 | 歌尔声学股份有限公司 | Loudspeaker |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070606 Termination date: 20110328 |