CN203027468U - Vibrating diaphragm having low-frequency compensation function - Google Patents
Vibrating diaphragm having low-frequency compensation function Download PDFInfo
- Publication number
- CN203027468U CN203027468U CN 201220722531 CN201220722531U CN203027468U CN 203027468 U CN203027468 U CN 203027468U CN 201220722531 CN201220722531 CN 201220722531 CN 201220722531 U CN201220722531 U CN 201220722531U CN 203027468 U CN203027468 U CN 203027468U
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- vibrating diaphragm
- main body
- connecting portion
- cavity
- low
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Abstract
The utility model discloses a vibrating diaphragm having a low-frequency compensation function, which comprises a vibrating diaphragm main body, a connecting part, a vibrating diaphragm support and a prestress film, wherein the vibrating diaphragm main body comprises a front surface and a back surface; the front surface or the back surface is bonded and contacted with the prestress film; the vibrating diaphragm main body is also provided with a cavity body; the prestress film is fixedly tightened and sealed on the vibrating diaphragm support; and one end of the vibrating diaphragm main body is connected onto the vibrating diaphragm support through the connecting part, the vibrating diaphragm is provided with the cavity body, the low-frequency output is increased by reducing the local mechanical strength of the vibrating diaphragm, and the outputted low frequency can resonates with high frequency of an armature iron sheet to generate low-frequency compensation, so that the phenomenon of the slightly cool-feeling sound of the conventional movable iron unit can be improved.
Description
Technical field
The utility model relates to a kind of vibrating diaphragm, particularly relates to a kind of vibrating diaphragm with low-frequency compensation function.
Background technology
Generator unit comprises moving iron unit, shielding case and sounding pipe, moving iron unit is the critical piece of sounding, moving iron unit comprises vibrating diaphragm and magnetic driving mechanism, the magnetic driving mechanism electromagnetic conversion efficient of traditional moving iron unit is higher, iron plate in magnetic driving mechanism is larger because of its mechanical strength, so resonance frequency is higher, therefore be better than enlargement range to the low-frequency sound signal for the voice signal enlargement range of medium-high frequency section, the sound sense of hearing that causes moving iron unit to send is colder, needs a kind of moving iron unit that can deal with problems badly.
The utility model content
For addressing the above problem, the utility model provides a kind of vibrating diaphragm with low-frequency compensation function.
The technical solution of the utility model is as follows: a kind of vibrating diaphragm with low-frequency compensation function, comprise vibrating diaphragm main body, connecting portion, vibrating diaphragm support and prestressing force film, and described vibrating diaphragm main body comprises obverse and reverse; Described front or reverse side contact with described prestressing force is film adhered; Also offer cavity on described vibrating diaphragm main body; Described prestressing force film is fixed tight and is sealed on described vibrating diaphragm support; One end of described vibrating diaphragm main body is connected on described vibrating diaphragm support by described connecting portion.
Preferably, described cavity is communicated with described obverse and reverse.
Preferably, the cavity cross-sectional area on described obverse and reverse is 20%～40% of described obverse and reverse area.
Preferably, the cross section of described cavity is circle, ellipse, triangle, prismatic, rectangle or abnormity.
Preferably, between described vibrating diaphragm main body and vibrating diaphragm support, at least one connecting portion is set, the thickness of described connecting portion is less than the thickness of described vibrating diaphragm main body.
Preferably, described vibrating diaphragm main body, connecting portion and vibrating diaphragm support are aluminium material or almag material or copper material or iron-nickel alloy material.
Preferably, described vibrating diaphragm main body, connecting portion and vibrating diaphragm support are one-body molded.
Adopt the beneficial effect of above technical scheme: offer cavity on vibrating diaphragm, reduce the mechanical strength of vibrating diaphragm by the part to increase low frequency output, can produce low-frequency compensation with the high-frequency resonance of iron plate, thereby the originally moving colder phenomenon of iron unit sound sense of hearing is improved.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the disclosed structural representation with vibrating diaphragm embodiment 1 of low-frequency compensation function of the utility model;
Fig. 2 is the disclosed structural representation with vibrating diaphragm embodiment 2 of low-frequency compensation function of the utility model;
Fig. 3 is the disclosed structural representation with vibrating diaphragm embodiment 3 of low-frequency compensation function of the utility model;
Fig. 4 is the disclosed structural representation with vibrating diaphragm embodiment 4 of low-frequency compensation function of the utility model.
The title of the numeral in figure or the corresponding component of alphabetical representative:
1. vibrating diaphragm main body 11. cavity 12. connecting hole 2. connecting portion 3. vibrating diaphragm support 4. prestressing force films.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, as shown in legend wherein, a kind of vibrating diaphragm with low-frequency compensation function comprises a vibrating diaphragm main body 1, two connecting portions 2, a vibrating diaphragm support 3 and a prestressing force film 4, and prestressing force film 4 is fixed tight and is sealed on vibrating diaphragm support 3; One end of vibrating diaphragm main body 1 is connected on vibrating diaphragm support 3 by connecting portion 2, and vibrating diaphragm main body 1 comprises a positive and reverse side; Fit with prestressing force film 4 and contact in above-mentioned front; Also offer a cavity 11 and a connecting hole 12 on vibrating diaphragm main body 1.
Cavity cross-sectional area on above-mentioned obverse and reverse is respectively 25% of above-mentioned obverse and reverse area.
Vibrating diaphragm main body 1, connecting portion 2 and vibrating diaphragm support 3 are aluminium material.
The below introduces the disclosed making step with vibrating diaphragm of low-frequency compensation function of the utility model:
One, vibrating diaphragm main body 1, connecting portion 2, vibrating diaphragm support 3 and stress film 4 are made respectively in packing, offer cavity 11 and connecting hole 12 on vibrating diaphragm main body 1, and connecting hole 12 is used for connecting driving mechanism; The size of the size of stress film 4 and vibrating diaphragm support 3 is complementary;
Two, assembling, tighten stress film 4 and be fixed on vibrating diaphragm support 3 by bonding mode; One end of connecting portion 2 mode by bonding mode or welding is being fixed on vibrating diaphragm support 3; Then the end with vibrating diaphragm main body 3 is fixed in the other end of connecting portion 2 by the mode of bonding mode or welding.
All the other are identical with described embodiment 1, and difference is, vibrating diaphragm comprises a vibrating diaphragm main body 1, a junction 2, a vibrating diaphragm support 3 and a prestressing force film 4.
All the other are identical with described embodiment 1, and difference is, vibrating diaphragm comprises a vibrating diaphragm main body 1, three connecting portions 2, a vibrating diaphragm support 3 and a prestressing force film 4.
Embodiment 4
All the other are identical with described embodiment 1, and difference is, also offers two cross sections on vibrating diaphragm main body 1 and is circular cavity 11 and a connecting hole 12.
Embodiment 5
All the other are identical with described embodiment 1 or 2 or 3 or 4, and difference is, vibrating diaphragm main body, connecting portion and vibrating diaphragm support are one-body molded.
The below introduces the preparation method of this vibrating diaphragm, comprises the following steps:
(1) get the raw materials ready and calculation of parameter, prepare vibrating diaphragm raw material (stainless sheet steel) used and carry out the calculating of etching parameter according to the shape of vibrating diaphragm, concrete etching parameter comprises the geomery (length, width and thickness) of vibrating diaphragm main body, the geomery (cavity aperture and cavity hole depth) of cavity, geomery (length, width and thickness) and the vibrating diaphragm support (outer length, external width, inner length, inner width and thickness) of connecting portion;
(2) etching, according to above-mentioned etching parameter, described raw material are carried out etching, concrete etching comprises carries out etching to the geomery (length, width and thickness) of the geomery of the shape of vibrating diaphragm main body (length, width and thickness), cavity (cavity aperture and cavity hole depth), connecting portion and vibrating diaphragm support (outer length, external width, inner length, inner width and thickness).
Embodiment 6
All the other are identical with described embodiment 5, and difference is, the cross section of described cavity is circular.
Embodiment 7
All the other are identical with described embodiment 5, and difference is, the cross section of described cavity is triangle.
Embodiment 8
All the other are identical with described embodiment 5, and difference is, the cross section of described cavity is prismatic.
Embodiment 9
All the other are identical with described embodiment 5, and difference is, the cross section of described cavity is rectangle.
Embodiment 10
All the other are identical with described embodiment 5, are with part, and the cross section of described cavity is abnormity.
All the other are identical with described embodiment 5, are with part, and described vibrating diaphragm main body, connecting portion and vibrating diaphragm support are almag material or copper material or iron-nickel alloy material.
All the other are identical with described embodiment 5, are with part, are shaped to punching press or laser cutting in described step () and (two).
Embodiment 13
All the other are identical with described embodiment 5, are with part, and the cavity cross-sectional area on above-mentioned obverse and reverse is respectively 25% of above-mentioned obverse and reverse area
Adopt the beneficial effect of above technical scheme: offer cavity on vibrating diaphragm, reduce the mechanical strength of vibrating diaphragm by the part to increase low frequency output, can produce low-frequency compensation with the high-frequency resonance of iron plate, thereby the originally moving colder phenomenon of iron unit sound sense of hearing is improved.
Be more than the description to the utility model embodiment, by the above-mentioned explanation to the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the vibrating diaphragm with low-frequency compensation function, is characterized in that, comprises vibrating diaphragm main body, connecting portion, vibrating diaphragm support and prestressing force film, and described vibrating diaphragm main body comprises obverse and reverse; Described front or reverse side contact with described prestressing force is film adhered; Also offer cavity on described vibrating diaphragm main body; Described prestressing force film is fixed tight and is sealed on described vibrating diaphragm support; One end of described vibrating diaphragm main body is connected on described vibrating diaphragm support by described connecting portion.
2. will remove 1 described vibrating diaphragm according to right, it is characterized in that, described cavity is communicated with described obverse and reverse.
3. vibrating diaphragm according to claim 2, is characterized in that, the cavity cross-sectional area on described obverse and reverse is respectively 20%～40% of described obverse and reverse area.
4. vibrating diaphragm according to claim 3, is characterized in that, the cross section of described cavity is circle, ellipse, triangle, prismatic, rectangle or abnormity.
5. vibrating diaphragm according to claim 4, is characterized in that, between described vibrating diaphragm main body and vibrating diaphragm support, at least one connecting portion is set, and the thickness of described connecting portion is less than the thickness of described vibrating diaphragm main body.
6. vibrating diaphragm according to claim 5, is characterized in that, described vibrating diaphragm main body, connecting portion and vibrating diaphragm support are aluminium material or almag material or copper material or iron-nickel alloy material.
7. vibrating diaphragm according to claim 6, is characterized in that, described vibrating diaphragm main body, connecting portion and vibrating diaphragm support are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220722531 CN203027468U (en) | 2012-12-25 | 2012-12-25 | Vibrating diaphragm having low-frequency compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220722531 CN203027468U (en) | 2012-12-25 | 2012-12-25 | Vibrating diaphragm having low-frequency compensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203027468U true CN203027468U (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220722531 Withdrawn - After Issue CN203027468U (en) | 2012-12-25 | 2012-12-25 | Vibrating diaphragm having low-frequency compensation function |
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| CN (1) | CN203027468U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103067828A (en) * | 2012-12-25 | 2013-04-24 | 苏州恒听电子有限公司 | Vibration diaphragm with low frequency compensation function and preparation method thereof |
| CN104581580A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Telephone receiver provided with improved structure |
| CN104581582A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel moving iron unit and telephone receiver comprising same |
| CN104796809A (en) * | 2015-04-14 | 2015-07-22 | 苏州亿欧得电子有限公司 | Telephone receiver with novel structure |
-
2012
- 2012-12-25 CN CN 201220722531 patent/CN203027468U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103067828A (en) * | 2012-12-25 | 2013-04-24 | 苏州恒听电子有限公司 | Vibration diaphragm with low frequency compensation function and preparation method thereof |
| CN103067828B (en) * | 2012-12-25 | 2015-11-25 | 苏州恒听电子有限公司 | A kind of have vibrating diaphragm of low-frequency compensation function and preparation method thereof |
| CN104581580A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Telephone receiver provided with improved structure |
| CN104581582A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel moving iron unit and telephone receiver comprising same |
| CN104796809A (en) * | 2015-04-14 | 2015-07-22 | 苏州亿欧得电子有限公司 | Telephone receiver with novel structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |